release: 1.2.1

* New translations en-us.ts (Polish)

* New translations en-us.ts (Italian)

* New translations en-us.ts (French)

* New translations en-us.ts (German)

* New translations en-us.ts (French)

* New translations en-us.ts (Danish)

* New translations en-us.ts (Japanese)

* New translations en-us.ts (Vietnamese)

* New translations en-us.ts (Spanish)

* New translations en-us.ts (Bulgarian)

* New translations en-us.ts (Czech)

* New translations en-us.ts (German)

* New translations en-us.ts (Greek)

* New translations en-us.ts (Finnish)

* New translations en-us.ts (Hungarian)

* New translations en-us.ts (Italian)

* New translations en-us.ts (Korean)

* New translations en-us.ts (Polish)

* New translations en-us.ts (Russian)

* New translations en-us.ts (Slovenian)

* New translations en-us.ts (Serbian (Cyrillic))

* New translations en-us.ts (Swedish)

* New translations en-us.ts (Turkish)

* New translations en-us.ts (Ukrainian)

* New translations en-us.ts (Chinese Simplified)

* New translations en-us.ts (Chinese Traditional)

* New translations en-us.ts (Portuguese, Brazilian)

* New translations en-us.ts (Thai)

* New translations en-us.ts (Dutch, Belgium)

* New translations en-us.ts (Arabic, Egypt)

.github/ISSUE_TEMPLATE/bug.yml

@@ -31,14 +31,13 @@ body:
       label: "👎 Actual Behavior"
       description: "What did actually happen? Add screenshots, if applicable."
       placeholder: "It actually ..."
-  - type: input
+  - type: textarea
     id: operating-system
     attributes:
-      label: "🌐 Browser"
-      description: "Which browser do you use?"
-      placeholder: "Firefox"
+      label: "📜 Logs"
+      description: "Paste any relevant logs here."
     validations:
-      required: true
+      required: false
   - type: markdown
     attributes:
       value: |

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+  - name: 💬 Discord
+    url: https://discord.gg/wHRQ9nFRcK
+    about: For help and chatting with the community

.github/ISSUE_TEMPLATE/language-request.yml

@@ -0,0 +1,19 @@
+name: "🌐 Language request"
+description: "You want to contribute to a language that isn't on Crowdin yet?"
+title: "🌐 Language request: <language name in english>"
+labels: [language-request]
+body:
+  - type: input
+    id: language-name-native
+    attributes:
+      label: "🌐 Language name (native)"
+      placeholder: "Schweizerdeutsch"
+    validations:
+      required: true
+  - type: input
+    id: language-code
+    attributes:
+      label: "🌐 Language code"
+      placeholder: "de-CH"
+    validations:
+      required: true

.github/workflows/backend-system-tests.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     container: node:18
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Install Dependencies
         working-directory: ./backend
         run: npm install

.github/workflows/build-docker-image.yml

@@ -1,4 +1,4 @@
-name: Create Docker Image
+name: Build and Push Docker Image
 
 on:
   release:
@@ -9,16 +9,26 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
+
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-      - name: login to docker registry
-        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin
-      - name: Build the image
-        run: |
-          docker buildx build --push \
-             --tag stonith404/pingvin-share:latest \
-             --tag stonith404/pingvin-share:${{  github.ref_name }} \
-             --platform linux/amd64,linux/arm64 .
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to Docker registry
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: stonith404/pingvin-share:latest,stonith404/pingvin-share:${{  github.ref_name }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

.github/workflows/close_inactive_issues.yml

@@ -1,22 +0,0 @@
-name: Close inactive issues
-on:
-  schedule:
-    - cron: "00 00 * * *"
-
-jobs:
-  close-issues:
-    runs-on: ubuntu-latest
-    permissions:
-      issues: write
-      pull-requests: write
-    steps:
-      - uses: actions/stale@v4
-        with:
-          days-before-issue-stale: 30
-          days-before-issue-close: 14
-          stale-issue-label: "stale"
-          stale-issue-message: "This issue is stale because it has been open for 30 days with no activity."
-          close-issue-message: "This issue was closed because it has been inactive for 14 days since being marked as stale."
-          days-before-pr-stale: -1
-          days-before-pr-close: -1
-          repo-token: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -23,6 +23,7 @@ yarn-error.log*
 
 # env file
 .env
+!/backend/prisma/.env
 
 # vercel
 .vercel
@@ -37,6 +38,9 @@ yarn-error.log*
 # project specific
 /backend/data/
 /data/
+/docs/build/
+/docs/.docusaurus
+/docs/.cache-loader
 
 # Jetbrains specific (webstorm)
-.idea/**/**
+.idea/**/**

CHANGELOG.md

@@ -1,3 +1,658 @@
+## [1.2.1](https://github.com/stonith404/pingvin-share/compare/v1.2.0...v1.2.1) (2024-10-15)
+
+
+### Bug Fixes
+
+* disallow passwort reset if it's a ldap user ([2e69224](https://github.com/stonith404/pingvin-share/commit/2e692241c57b001c9312302523c6374c0c24ea0c))
+* error message for invalid max use count of reverse share ([613bae9](https://github.com/stonith404/pingvin-share/commit/613bae90330a76c0964352a3fe927df3697309eb))
+* **oauth:** add `post_logout_redirect_uri` to OAuth logout redirect URI ([#638](https://github.com/stonith404/pingvin-share/issues/638)) ([bfbe8de](https://github.com/stonith404/pingvin-share/commit/bfbe8de98a6a7a2d32dd8d4dddbcc1d4ce6388f4))
+* share can't be created if an invalid email is entered in mail recipients ([d5cd300](https://github.com/stonith404/pingvin-share/commit/d5cd3002a1661e58d584e12280be36f17948c38c))
+* trim username, email and password on sign in and sign up page ([77a092a](https://github.com/stonith404/pingvin-share/commit/77a092a3cf089a4aa8b9897b5ad14e5500181d10))
+
+## [1.2.0](https://github.com/stonith404/pingvin-share/compare/v1.1.3...v1.2.0) (2024-10-14)
+
+
+### Features
+
+* **oauth:** add ability to limit user IDs for Discord authentication ([#621](https://github.com/stonith404/pingvin-share/issues/621)) ([5883dff](https://github.com/stonith404/pingvin-share/commit/5883dff4cf0abe99b3ac8f0b56fdc9d04e80b51c))
+* **oauth:** Add option to logout from OpenID Connect provider ([2b3ce3f](https://github.com/stonith404/pingvin-share/commit/2b3ce3ffd250f7e3052d43c1c1e76947abf91e55)), closes [#598](https://github.com/stonith404/pingvin-share/issues/598)
+
+
+### Bug Fixes
+
+* use unique port env variable for backend ([d6b8b56](https://github.com/stonith404/pingvin-share/commit/d6b8b56247814087c2b676fe2367300172b5a94b))
+
+## [1.1.3](https://github.com/stonith404/pingvin-share/compare/v1.1.2...v1.1.3) (2024-09-27)
+
+
+### Features
+
+* improve the LDAP implementation ([#615](https://github.com/stonith404/pingvin-share/issues/615)) ([3310fe5](https://github.com/stonith404/pingvin-share/commit/3310fe53b3e4c89db78d57ede6c8d57d8137ecc1)), closes [#601](https://github.com/stonith404/pingvin-share/issues/601)
+
+
+### Bug Fixes
+
+* omit invalid username characters in oidc registration ([adc4af9](https://github.com/stonith404/pingvin-share/commit/adc4af996d30b295b06e4ee517aa53be62c0f6c1))
+
+## [1.1.2](https://github.com/stonith404/pingvin-share/compare/v1.1.1...v1.1.2) (2024-09-24)
+
+
+### Bug Fixes
+
+* disable auto complete for email recipients and share password ([ee73293](https://github.com/stonith404/pingvin-share/commit/ee73293c0f822d3e79cfefd096c656d4c36a12d1))
+* enable secure cookies if app url starts with https ([69752b8](https://github.com/stonith404/pingvin-share/commit/69752b8b417edda1ab4a4acedbdda09d545d6df8))
+
+## [1.1.1](https://github.com/stonith404/pingvin-share/compare/v1.1.0...v1.1.1) (2024-09-18)
+
+
+### Features
+
+* add environment variable to trust the reverse proxy ([b13a81a](https://github.com/stonith404/pingvin-share/commit/b13a81a88ca871c5714b2ed52d0e12fb7ceca176))
+
+
+### Bug Fixes
+
+* disable email login if ldap is enabled ([d9cfe69](https://github.com/stonith404/pingvin-share/commit/d9cfe697d66e9db7bfbc2252b3700580793ce9bb))
+
+## [1.1.0](https://github.com/stonith404/pingvin-share/compare/v1.0.4...v1.1.0) (2024-09-14)
+
+
+### Features
+
+* allow smpt without username and password ([8b3e28b](https://github.com/stonith404/pingvin-share/commit/8b3e28bac83e5326234096445395046ebdb0c4d7))
+* auto redirect to oauth provider ([7dc2e56](https://github.com/stonith404/pingvin-share/commit/7dc2e56fee1afc1078774cc702c0f1fee9bae938))
+
+## [1.0.4](https://github.com/stonith404/pingvin-share/compare/v1.0.3...v1.0.4) (2024-09-06)
+
+
+### Bug Fixes
+
+* oauth2 login can fail in some cases because the user can't be found ([92e1e82](https://github.com/stonith404/pingvin-share/commit/92e1e82e095075edf04019887f9c2048c21d00d6))
+
+## [1.0.3](https://github.com/stonith404/pingvin-share/compare/v1.0.2...v1.0.3) (2024-09-03)
+
+
+### Bug Fixes
+
+* improve oidc error logging ([dee7098](https://github.com/stonith404/pingvin-share/commit/dee70987eb74eda4a9ab7332522fa5540cee9761))
+
+## [1.0.2](https://github.com/stonith404/pingvin-share/compare/v1.0.1...v1.0.2) (2024-08-28)
+
+
+### Bug Fixes
+
+* default logo not displayed on fresh installations ([3e0735c](https://github.com/stonith404/pingvin-share/commit/3e0735c62079ac777fd08051b7e7602eebf74a5d))
+
+## [1.0.1](https://github.com/stonith404/pingvin-share/compare/v1.0.0...v1.0.1) (2024-08-25)
+
+
+### Features
+
+* **email:** add {email} placeholder to user invitation email ([#564](https://github.com/stonith404/pingvin-share/issues/564)) ([8c5c696](https://github.com/stonith404/pingvin-share/commit/8c5c696c514a5fb450462184240b21553d7f1532))
+
+
+### Bug Fixes
+
+* **translations:** add missing string for ldap group ([64efac5](https://github.com/stonith404/pingvin-share/commit/64efac5b685bf2de9d65c6a4f8890d45afe6476d))
+
+## [1.0.0](https://github.com/stonith404/pingvin-share/compare/v0.29.0...v1.0.0) (2024-08-25)
+
+
+### Features
+
+* **ldap:** Adding support for LDAP authentication ([#554](https://github.com/stonith404/pingvin-share/issues/554)) ([4186a76](https://github.com/stonith404/pingvin-share/commit/4186a768b310855282bc4876d1f294700963b8f5))
+
+
+### Bug Fixes
+
+* get started button on home page not working when sign-up is disabled ([4924f76](https://github.com/stonith404/pingvin-share/commit/4924f763947c9a6b79ba0d85887f104ed9545c78))
+* internal server error if user has no password when trying to sign in ([9c381a2](https://github.com/stonith404/pingvin-share/commit/9c381a2ed6b3b7dfd95d4278889b937ffb85e01b))
+
+## [0.29.0](https://github.com/stonith404/pingvin-share/compare/v0.28.0...v0.29.0) (2024-07-30)
+
+
+### Features
+
+* add more options to reverse shares ([#495](https://github.com/stonith404/pingvin-share/issues/495)) ([fe735f9](https://github.com/stonith404/pingvin-share/commit/fe735f9704c9d96398f3127a559e17848b08d140)), closes [#155](https://github.com/stonith404/pingvin-share/issues/155)
+* sort share files by name by default ([27ee9fb](https://github.com/stonith404/pingvin-share/commit/27ee9fb6cb98177661bed20a0baa399b27e70b7e))
+
+
+### Reverts
+
+* Revert "fix: set max age of access token cookie to 15 minutes" ([14c2185](https://github.com/stonith404/pingvin-share/commit/14c2185e6f1a81d63e25fbeec3e30a54cf6a44c5))
+
+## [0.28.0](https://github.com/stonith404/pingvin-share/compare/v0.27.0...v0.28.0) (2024-07-22)
+
+
+### Features
+
+* **auth:** Add role-based access management from OpenID Connect ([#535](https://github.com/stonith404/pingvin-share/issues/535)) ([70fd2d9](https://github.com/stonith404/pingvin-share/commit/70fd2d94be3411cc430f5c56e522028398127efb))
+
+
+### Bug Fixes
+
+* store only 10 share tokens in the cookies and clear the expired ones ([e5a0c64](https://github.com/stonith404/pingvin-share/commit/e5a0c649e36e0db419d04446affe2564c45cf321))
+
+## [0.27.0](https://github.com/stonith404/pingvin-share/compare/v0.26.0...v0.27.0) (2024-07-11)
+
+
+### Features
+
+* add logs for successful registration, successful login and failed login ([d2bfb9a](https://github.com/stonith404/pingvin-share/commit/d2bfb9a55fdad6a05377b8552471cf1151304c90))
+* **auth:** Allow to hide username / password login form when OAuth is enabled ([#518](https://github.com/stonith404/pingvin-share/issues/518)) ([e1a68f7](https://github.com/stonith404/pingvin-share/commit/e1a68f75f7b034f1ef9e45f26de584f13e355589)), closes [#489](https://github.com/stonith404/pingvin-share/issues/489)
+* **smtp:** allow unauthorized mail server certificates ([#525](https://github.com/stonith404/pingvin-share/issues/525)) ([083d82c](https://github.com/stonith404/pingvin-share/commit/083d82c28b835c178f076e89ef8f5885e8ea31cb))
+
+## [0.26.0](https://github.com/stonith404/pingvin-share/compare/v0.25.0...v0.26.0) (2024-07-03)
+
+
+### Features
+
+* **backend:** Make session duration configurable ([#512](https://github.com/stonith404/pingvin-share/issues/512)) ([367f804](https://github.com/stonith404/pingvin-share/commit/367f804a494c85b4caf879d51982339fb6b86ba1)), closes [#507](https://github.com/stonith404/pingvin-share/issues/507)
+
+
+### Bug Fixes
+
+* **oauth:** provider username is ignored when signing up using OAuth ([#511](https://github.com/stonith404/pingvin-share/issues/511)) ([31366d9](https://github.com/stonith404/pingvin-share/commit/31366d961f5827c200038b65ec9de5d4ddc8b898)), closes [#505](https://github.com/stonith404/pingvin-share/issues/505)
+* set max age of access token cookie to 15 minutes ([2dac385](https://github.com/stonith404/pingvin-share/commit/2dac38560b6c54b6e7676dcd4682bfa57973292f))
+
+## [0.25.0](https://github.com/stonith404/pingvin-share/compare/v0.24.2...v0.25.0) (2024-06-10)
+
+
+### Features
+
+* add auto open share modal config for global. ([#474](https://github.com/stonith404/pingvin-share/issues/474)) ([4fd2903](https://github.com/stonith404/pingvin-share/commit/4fd29037a08dbe505bdd8cf20f6f114cbade8483))
+* **frontend:** locale for dates and tooltip for copy link button ([#492](https://github.com/stonith404/pingvin-share/issues/492)) ([1c7832a](https://github.com/stonith404/pingvin-share/commit/1c7832ad1fb445fd1dbe1c111be5a331eaa4b797))
+
+
+### Bug Fixes
+
+* share size not displayed on my shares page ([c0cc16f](https://github.com/stonith404/pingvin-share/commit/c0cc16fa430bc64afb024c19d5faf24456bd417c))
+
+## [0.24.2](https://github.com/stonith404/pingvin-share/compare/v0.24.1...v0.24.2) (2024-05-22)
+
+
+### Bug Fixes
+
+* admin couldn't delete shares created by anonymous users ([7afda85](https://github.com/stonith404/pingvin-share/commit/7afda85f03d410a6c611860d0c3fb2b88a2e3679))
+* whitespace in title on homepage ([74cd520](https://github.com/stonith404/pingvin-share/commit/74cd520cb8c4ea87822ab6d54c0bf010455f401b))
+
+## [0.24.1](https://github.com/stonith404/pingvin-share/compare/v0.24.0...v0.24.1) (2024-05-04)
+
+
+### Bug Fixes
+
+* error on admin share management page if a share was created by an anonymous user ([c999df1](https://github.com/stonith404/pingvin-share/commit/c999df15e04a927f6e952db3c807b9591fb14894))
+
+## [0.24.0](https://github.com/stonith404/pingvin-share/compare/v0.23.1...v0.24.0) (2024-05-04)
+
+
+### Features
+
+* add admin-exclusive share-management page ([#461](https://github.com/stonith404/pingvin-share/issues/461)) ([3b1c9f1](https://github.com/stonith404/pingvin-share/commit/3b1c9f1efb7d02469e92537a2d1378b6cb412878))
+* add name property to share ([#462](https://github.com/stonith404/pingvin-share/issues/462)) ([b717663](https://github.com/stonith404/pingvin-share/commit/b717663b5c3a4a98e361e7e39b680f4852537c59))
+
+## [0.23.1](https://github.com/stonith404/pingvin-share/compare/v0.23.0...v0.23.1) (2024-04-05)
+
+
+### Bug Fixes
+
+* **backend:** crash on unhandled promise rejections ([1da4fee](https://github.com/stonith404/pingvin-share/commit/1da4feeb895a13d0a0ae754bd716a84e8186d081))
+* changing the chunk size needed an app restart ([24e100b](https://github.com/stonith404/pingvin-share/commit/24e100bd7be8bf20778bdf2767aa35cae8d7e502))
+* disable js execution on raw file view ([9d1a12b](https://github.com/stonith404/pingvin-share/commit/9d1a12b0d1812214f1fe6fa56e3848091ce4945c))
+* incorrect layout on 404 page ([3c5e0ad](https://github.com/stonith404/pingvin-share/commit/3c5e0ad5134ee2d405ac420152b5825102f65bfc))
+* normal shares were added to the previous reverse share ([3972589](https://github.com/stonith404/pingvin-share/commit/3972589f76519b03074d916fb2460c795b1f0737))
+* redirect vulnerability on error, sign in and totp page ([384fd19](https://github.com/stonith404/pingvin-share/commit/384fd19203b63eeb4b952f83a9e1eaab1b19b90d))
+
+## [0.23.0](https://github.com/stonith404/pingvin-share/compare/v0.22.2...v0.23.0) (2024-04-04)
+
+
+### Features
+
+* add config variable to adjust chunk size ([0bfbaea](https://github.com/stonith404/pingvin-share/commit/0bfbaea49aad0c695fee6558c89c661687912e4f))
+
+
+### Bug Fixes
+
+* delete share files if user gets deleted ([e71f6cd](https://github.com/stonith404/pingvin-share/commit/e71f6cd1598ed87366074398042a6b88675587ca))
+* error in logs if "allow unauthenticated shares" is enabled ([c6d8188](https://github.com/stonith404/pingvin-share/commit/c6d8188e4e33ba682551a3ca79205ff5a6d7ead5))
+* memory leak while uploading files by disabling base64 encoding of chunks ([7a15fbb](https://github.com/stonith404/pingvin-share/commit/7a15fbb4651c2fee32fb4c1ee2c9d7f12323feb0))
+
+## [0.22.2](https://github.com/stonith404/pingvin-share/compare/v0.22.1...v0.22.2) (2024-02-29)
+
+
+### Bug Fixes
+
+* extend access token cookie expiration ([013b988](https://github.com/stonith404/pingvin-share/commit/013b9886af5629b2ead6000b962267afc761c612))
+* reduce refresh access token calls ([1aa3d8e](https://github.com/stonith404/pingvin-share/commit/1aa3d8e5e89b3696cc9554f41e9ce13806dde406))
+* replace Nginx with Caddy to fix "premature close" error while downloading larger files ([43bff91](https://github.com/stonith404/pingvin-share/commit/43bff91db2ba4ec68d76e601f7bc42cb7a506bc5))
+
+## [0.22.1](https://github.com/stonith404/pingvin-share/compare/v0.22.0...v0.22.1) (2024-02-18)
+
+
+### Bug Fixes
+
+* back links on error modals ([f52dffd](https://github.com/stonith404/pingvin-share/commit/f52dffdaac5a893804525913943f3f4f99b7c55a))
+* prevent zoom on input field click on mobile ([9c734ec](https://github.com/stonith404/pingvin-share/commit/9c734ec439aeaeebe172caa41bf531e6d8b3fac3))
+* replace middleware backend url with local backend url ([76df6f6](https://github.com/stonith404/pingvin-share/commit/76df6f66d965dd751146468abfafb0c6acd46310))
+* user `id` and `totpVerified` can't be changed by user ([e663da4](https://github.com/stonith404/pingvin-share/commit/e663da45b1d15f5e6e33118e6a28e1504688034c))
+* user enumaration on forgot password page ([64515d7](https://github.com/stonith404/pingvin-share/commit/64515d77cfc116a243d78610395ccc383ba62940))
+
+## [0.22.0](https://github.com/stonith404/pingvin-share/compare/v0.21.5...v0.22.0) (2024-02-04)
+
+
+### Bug Fixes
+
+* **translations:** typo in string ([c189cd9](https://github.com/stonith404/pingvin-share/commit/c189cd97a502cee8ea79e5187d9288d636d4983c))
+
+## [0.21.5](https://github.com/stonith404/pingvin-share/compare/v0.21.4...v0.21.5) (2024-01-14)
+
+
+### Bug Fixes
+
+* password can be changed with wrong password ([0ccb836](https://github.com/stonith404/pingvin-share/commit/0ccb8364448d27ea07c8b11972ff454d610893c6))
+
+## [0.21.4](https://github.com/stonith404/pingvin-share/compare/v0.21.3...v0.21.4) (2024-01-09)
+
+
+### Features
+
+* **frontend:** add navigateToLink button for CopyTextField. close [#372](https://github.com/stonith404/pingvin-share/issues/372). ([#376](https://github.com/stonith404/pingvin-share/issues/376)) ([d775008](https://github.com/stonith404/pingvin-share/commit/d7750086b5b796cfc70d8dc0c7d0ab4bd1996ca0))
+
+## [0.21.3](https://github.com/stonith404/pingvin-share/compare/v0.21.2...v0.21.3) (2024-01-02)
+
+
+### Bug Fixes
+
+* don't show validation error on upload modal if password or max views are empty ([fe09d0e](https://github.com/stonith404/pingvin-share/commit/fe09d0e25f6fbfc4e1c9302054d3387fe8b1f0ea))
+
+## [0.21.2](https://github.com/stonith404/pingvin-share/compare/v0.21.1...v0.21.2) (2023-12-29)
+
+
+### Bug Fixes
+
+* missing logo images on fresh installation ([6fb31ab](https://github.com/stonith404/pingvin-share/commit/6fb31abd84b22cd464b6b45bf7ca6f83853e8720))
+* missing translations on reset password page ([7a301b4](https://github.com/stonith404/pingvin-share/commit/7a301b455cdea4b1dbc04cc6223e094fee9aca7b))
+
+## [0.21.1](https://github.com/stonith404/pingvin-share/compare/v0.21.0...v0.21.1) (2023-12-20)
+
+
+### Features
+
+* **oauth:** add oidc username claim ([#357](https://github.com/stonith404/pingvin-share/issues/357)) ([3ea52a2](https://github.com/stonith404/pingvin-share/commit/3ea52a24ef7c3b6845bc13382616ea0c8d784585))
+
+## [0.21.0](https://github.com/stonith404/pingvin-share/compare/v0.20.3...v0.21.0) (2023-12-01)
+
+
+### Features
+
+* **oauth:** limited discord server sign-in ([#346](https://github.com/stonith404/pingvin-share/issues/346)) ([5f94c72](https://github.com/stonith404/pingvin-share/commit/5f94c7295ab8594ed2ed615628214e869a02da2d))
+
+## [0.20.3](https://github.com/stonith404/pingvin-share/compare/v0.20.2...v0.20.3) (2023-11-17)
+
+
+### Bug Fixes
+
+* max expiration gets ignored if expiration is set to "never" ([330eef5](https://github.com/stonith404/pingvin-share/commit/330eef51e4f3f3fb29833bc9337e705553340aaa))
+
+## [0.20.2](https://github.com/stonith404/pingvin-share/compare/v0.20.1...v0.20.2) (2023-11-11)
+
+
+### Bug Fixes
+
+* **oauth:** github and discord login error ([#323](https://github.com/stonith404/pingvin-share/issues/323)) ([fd44f42](https://github.com/stonith404/pingvin-share/commit/fd44f42f28c0fa2091876b138f170202d9fde04e)), closes [#322](https://github.com/stonith404/pingvin-share/issues/322) [#302](https://github.com/stonith404/pingvin-share/issues/302)
+* reverse shares couldn't be created unauthenticated ([966ce26](https://github.com/stonith404/pingvin-share/commit/966ce261cb4ad99efaadef5c36564fdfaed0d5c4))
+
+## [0.20.1](https://github.com/stonith404/pingvin-share/compare/v0.20.0...v0.20.1) (2023-11-05)
+
+
+### Bug Fixes
+
+* share information text color in light mode ([1138cd0](https://github.com/stonith404/pingvin-share/commit/1138cd02b0b6ac1d71c4dbc2808110c672237190))
+
+## [0.20.0](https://github.com/stonith404/pingvin-share/compare/v0.19.2...v0.20.0) (2023-11-04)
+
+
+### Features
+
+* ability to add and delete files of existing share ([#306](https://github.com/stonith404/pingvin-share/issues/306)) ([98380e2](https://github.com/stonith404/pingvin-share/commit/98380e2d48cc8ffa831d9b69cf5c0e8a40e28862))
+
+## [0.19.2](https://github.com/stonith404/pingvin-share/compare/v0.19.1...v0.19.2) (2023-11-03)
+
+
+### Features
+
+* ability to limit the max expiration of a share ([bbfc9d6](https://github.com/stonith404/pingvin-share/commit/bbfc9d6f147eea404f011c3af9d7dc7655c3d21d))
+* change totp issuer to display logo in 2FAS app ([e0fbbec](https://github.com/stonith404/pingvin-share/commit/e0fbbeca3c1a858838b20aeead52694772b7d871))
+
+
+### Bug Fixes
+
+* jwt secret changes on application restart ([33742a0](https://github.com/stonith404/pingvin-share/commit/33742a043d6549783984ae7e8a3c30f0fe3917de))
+* wrong validation of setting max share expiration to `0` ([acc35f4](https://github.com/stonith404/pingvin-share/commit/acc35f47178e230f50ce54d6f1ad5370caa3382d))
+
+## [0.19.1](https://github.com/stonith404/pingvin-share/compare/v0.19.0...v0.19.1) (2023-10-22)
+
+
+### Bug Fixes
+
+* **oauth:** fix wrong redirectUri in oidc after change appUrl ([#296](https://github.com/stonith404/pingvin-share/issues/296)) ([119b1ec](https://github.com/stonith404/pingvin-share/commit/119b1ec840ad7f4e1c7c4bb476bf1eeed91d9a1a))
+
+## [0.19.0](https://github.com/stonith404/pingvin-share/compare/v0.18.2...v0.19.0) (2023-10-22)
+
+
+### Features
+
+* **auth:** add OAuth2 login ([#276](https://github.com/stonith404/pingvin-share/issues/276)) ([02cd98f](https://github.com/stonith404/pingvin-share/commit/02cd98fa9cf9865d91494848aabaf42b19e4957b)), closes [#278](https://github.com/stonith404/pingvin-share/issues/278) [#279](https://github.com/stonith404/pingvin-share/issues/279) [#281](https://github.com/stonith404/pingvin-share/issues/281)
+
+
+### Bug Fixes
+
+* delete unfinished shares after a day ([d327bc3](https://github.com/stonith404/pingvin-share/commit/d327bc355c8583231e058731934cf51ab25d9ce5))
+
+## [0.18.2](https://github.com/stonith404/pingvin-share/compare/v0.18.1...v0.18.2) (2023-10-09)
+
+
+### Bug Fixes
+
+* disable image optimizations for logo to prevent caching issues with custom logos ([3891900](https://github.com/stonith404/pingvin-share/commit/38919003e9091203b507d0f0b061f4a1835ff4f4))
+* memory leak while downloading large files ([97e7d71](https://github.com/stonith404/pingvin-share/commit/97e7d7190dfe219caf441dffcd7830c304c3c939))
+
+## [0.18.1](https://github.com/stonith404/pingvin-share/compare/v0.18.0...v0.18.1) (2023-09-22)
+
+
+### Bug Fixes
+
+* permission changes of docker container brakes existing installations ([6a4108e](https://github.com/stonith404/pingvin-share/commit/6a4108ed6138e7297e66fd1e38450f23afe99aae))
+
+## [0.18.0](https://github.com/stonith404/pingvin-share/compare/v0.17.5...v0.18.0) (2023-09-21)
+
+
+### Features
+
+* show upload modal on file drop ([13e7a30](https://github.com/stonith404/pingvin-share/commit/13e7a30bb96faeb25936ff08a107834fd7af5766))
+
+
+### Bug Fixes
+
+* **docker:** Updated to newest version of alpine linux and fixed missing dependencies ([#255](https://github.com/stonith404/pingvin-share/issues/255)) ([6fa7af7](https://github.com/stonith404/pingvin-share/commit/6fa7af79051c964060bd291c9faad90fc01a1b72))
+* nextjs proxy warning ([e9efbc1](https://github.com/stonith404/pingvin-share/commit/e9efbc17bcf4827e935e2018dcdf3b70a9a49991))
+
+## [0.17.5](https://github.com/stonith404/pingvin-share/compare/v0.17.4...v0.17.5) (2023-09-03)
+
+
+### Features
+
+* **localization:** Added thai language ([#231](https://github.com/stonith404/pingvin-share/issues/231)) ([bddb87b](https://github.com/stonith404/pingvin-share/commit/bddb87b9b3ec5426a3c7a14a96caf2eb45b93ff7))
+
+
+### Bug Fixes
+
+* autocomplete on create share modal ([d4e8d4f](https://github.com/stonith404/pingvin-share/commit/d4e8d4f58b9b7d10b865eff49aa784547891c4e8))
+* missing translation ([7647a9f](https://github.com/stonith404/pingvin-share/commit/7647a9f620cbc5d38e019225a680a53bd3027698))
+
+## [0.17.4](https://github.com/stonith404/pingvin-share/compare/v0.17.3...v0.17.4) (2023-08-01)
+
+
+### Bug Fixes
+
+* redirection to `localhost:3000` ([ea0d521](https://github.com/stonith404/pingvin-share/commit/ea0d5216e89346b8d3ef0277b76fdc6302e9de15))
+
+## [0.17.3](https://github.com/stonith404/pingvin-share/compare/v0.17.2...v0.17.3) (2023-07-31)
+
+
+### Bug Fixes
+
+* logo doesn't get loaded correctly ([9ba2b4c](https://github.com/stonith404/pingvin-share/commit/9ba2b4c82cdad9097b33f0451771818c7b972a6b))
+* share expiration never doesn't work if using another language than English ([a47d080](https://github.com/stonith404/pingvin-share/commit/a47d080657e1d08ef06ec7425d8bdafd5a26c24a))
+
+## [0.17.2](https://github.com/stonith404/pingvin-share/compare/v0.17.1...v0.17.2) (2023-07-31)
+
+
+### Bug Fixes
+
+* `ECONNREFUSED` with Docker ipv6 enabled ([c9a2a46](https://github.com/stonith404/pingvin-share/commit/c9a2a469c67d3c3cd08179b44e2bf82208f05177))
+
+## [0.17.1](https://github.com/stonith404/pingvin-share/compare/v0.17.0...v0.17.1) (2023-07-30)
+
+
+### Bug Fixes
+
+* rename pt-PT.ts to pt-BR.ts ([2584bb0](https://github.com/stonith404/pingvin-share/commit/2584bb0d48c761940eafc03d5cd98d47e7a5b0ae))
+
+## [0.17.0](https://github.com/stonith404/pingvin-share/compare/v0.16.1...v0.17.0) (2023-07-23)
+
+
+### Features
+
+* ability to define zip compression level ([7827b68](https://github.com/stonith404/pingvin-share/commit/7827b687fa022e86a2643e7a1951af8c7e80608c))
+* add note to language picker ([7f0c31c](https://github.com/stonith404/pingvin-share/commit/7f0c31c2e09b3ee9aae6c3dfb54fac2f2b1dfe23))
+* add share url alias `/s` ([231a2e9](https://github.com/stonith404/pingvin-share/commit/231a2e95b9734cf4704454e1945698753dbb378b))
+* localization ([#196](https://github.com/stonith404/pingvin-share/issues/196)) ([b9f6e3b](https://github.com/stonith404/pingvin-share/commit/b9f6e3bd08dcfc050048fba582b35958bc7b6184))
+* update default value of `maxSize` from `1073741824` to `1000000000` ([389dc87](https://github.com/stonith404/pingvin-share/commit/389dc87cac775d916d0cff9b71d3c5ff90bfe916))
+
+
+### Bug Fixes
+
+* confusion between GB and GiB ([5816b39](https://github.com/stonith404/pingvin-share/commit/5816b39fc6ef6fe6b7cf8e7925aa297561f5b796))
+* mistakes in English translations ([70b425b](https://github.com/stonith404/pingvin-share/commit/70b425b3807be79a3b518cc478996c71dffcf986))
+* wrong layout if button text is too long in modals ([f4c88ae](https://github.com/stonith404/pingvin-share/commit/f4c88aeb0823c2c18535c25fcf8e16afa8b53a56))
+
+### [0.16.1](https://github.com/stonith404/pingvin-share/compare/v0.16.0...v0.16.1) (2023-07-10)
+
+
+### Features
+
+* Adding reverse share ability to copy the link ([#191](https://github.com/stonith404/pingvin-share/issues/191)) ([7574eb3](https://github.com/stonith404/pingvin-share/commit/7574eb3191f21aadd64f436e9e7c78d3e3973a07)), closes [#178](https://github.com/stonith404/pingvin-share/issues/178) [#181](https://github.com/stonith404/pingvin-share/issues/181)
+* Adding reverse shares' shares a clickable link ([#190](https://github.com/stonith404/pingvin-share/issues/190)) ([0276294](https://github.com/stonith404/pingvin-share/commit/0276294f5219a7edcc762bc52391b6720cfd741d))
+
+
+### Bug Fixes
+
+* set link default value to random ([#192](https://github.com/stonith404/pingvin-share/issues/192)) ([a1ea7c0](https://github.com/stonith404/pingvin-share/commit/a1ea7c026594a54eafd52f764eecbf06e1bb4d4e)), closes [#178](https://github.com/stonith404/pingvin-share/issues/178) [#181](https://github.com/stonith404/pingvin-share/issues/181)
+
+## [0.16.0](https://github.com/stonith404/pingvin-share/compare/v0.15.0...v0.16.0) (2023-07-09)
+
+
+### Features
+
+* Adding more informations on My Shares page (table and modal) ([#174](https://github.com/stonith404/pingvin-share/issues/174)) ([1466240](https://github.com/stonith404/pingvin-share/commit/14662404614f15bc25384d924d8cb0458ab06cd8))
+* Adding the possibility of copying the link by clicking text and icons ([#171](https://github.com/stonith404/pingvin-share/issues/171)) ([348852c](https://github.com/stonith404/pingvin-share/commit/348852cfa4275f5c642669b43697f83c35333044))
+
+## [0.15.0](https://github.com/stonith404/pingvin-share/compare/v0.14.1...v0.15.0) (2023-05-09)
+
+
+### Features
+
+* add env variables for port, database url and data dir  ([98c0de7](https://github.com/stonith404/pingvin-share/commit/98c0de78e8a73e3e5bf0928226cfb8a024b566a1))
+* add healthcheck endpoint ([5132d17](https://github.com/stonith404/pingvin-share/commit/5132d177b8ab4e00a7e701e9956222fa2352d42c))
+* allow to configure clamav with environment variables ([1df5c71](https://github.com/stonith404/pingvin-share/commit/1df5c7123e4ca8695f4f1b7d49f46cdf147fb920))
+* configure ports, db url and api url with env variables ([e5071cb](https://github.com/stonith404/pingvin-share/commit/e5071cba1204093197b72e18d024b484e72e360a))
+
+### [0.14.1](https://github.com/stonith404/pingvin-share/compare/v0.14.0...v0.14.1) (2023-04-07)
+
+
+### Bug Fixes
+
+* boolean config variables can't be set to false ([39a7451](https://github.com/stonith404/pingvin-share/commit/39a74510c1f00466acaead39f7bee003b3db60d7))
+
+## [0.14.0](https://github.com/stonith404/pingvin-share/compare/v0.13.1...v0.14.0) (2023-04-01)
+
+
+### Features
+
+* **share, config:** more variables, placeholder and reset default ([#132](https://github.com/stonith404/pingvin-share/issues/132)) ([beece56](https://github.com/stonith404/pingvin-share/commit/beece56327da141c222fd9f5259697df6db9347a))
+
+
+### Bug Fixes
+
+* bool config variable can't be changed ([0e5c673](https://github.com/stonith404/pingvin-share/commit/0e5c67327092e4751208e559a2b0d5ee2b91b6e3))
+
+### [0.13.1](https://github.com/stonith404/pingvin-share/compare/v0.13.0...v0.13.1) (2023-03-14)
+
+
+### Bug Fixes
+
+* empty file can't be uploaded in chrome ([9f2097e](https://github.com/stonith404/pingvin-share/commit/9f2097e788dfb79c2f95085025934c3134a3eb38))
+
+## [0.13.0](https://github.com/stonith404/pingvin-share/compare/v0.12.1...v0.13.0) (2023-03-14)
+
+
+### Features
+
+* add preview modal ([c807d20](https://github.com/stonith404/pingvin-share/commit/c807d208d8f0518f6390f9f0f3d0eb00c12d213b))
+* sort shared files ([b25c30d](https://github.com/stonith404/pingvin-share/commit/b25c30d1ed57230096b17afaf8545c7b0ef2e4b1))
+
+
+### Bug Fixes
+
+* replace "pingvin share" with dynamic app name ([f55aa80](https://github.com/stonith404/pingvin-share/commit/f55aa805167f31864cb07e269a47533927cb533c))
+* set password manually input not shown ([8ff417a](https://github.com/stonith404/pingvin-share/commit/8ff417a013a45a777308f71c4f0d1817bfeed6be))
+* show line breaks in txt preview ([37e765d](https://github.com/stonith404/pingvin-share/commit/37e765ddc7b19554bc6fb50eb969984b58bf3cc5))
+* upload file if it is 0 bytes ([f82099f](https://github.com/stonith404/pingvin-share/commit/f82099f36eb4699385fc16dfb0e0c02e5d55b1e3))
+
+### [0.12.1](https://github.com/stonith404/pingvin-share/compare/v0.12.0...v0.12.1) (2023-03-11)
+
+
+### Bug Fixes
+
+* 48px icon does not update ([753dbe8](https://github.com/stonith404/pingvin-share/commit/753dbe83b770814115a2576c7a50e1bac9dc8ce1))
+
+## [0.12.0](https://github.com/stonith404/pingvin-share/compare/v0.11.1...v0.12.0) (2023-03-10)
+
+
+### Features
+
+* ability to change logo in frontend ([8403d7e](https://github.com/stonith404/pingvin-share/commit/8403d7e14ded801c3842a9b3fd87c3f6824c519e))
+
+
+### Bug Fixes
+
+* crypto is not defined ([8f71fd3](https://github.com/stonith404/pingvin-share/commit/8f71fd343506506532c1a24a4c66a16b1021705f))
+* home page shown even if disabled ([3ad6b03](https://github.com/stonith404/pingvin-share/commit/3ad6b03b6bd80168870049582683077b689fa548))
+
+### [0.11.1](https://github.com/stonith404/pingvin-share/compare/v0.11.0...v0.11.1) (2023-03-05)
+
+
+### Bug Fixes
+
+* old config variable prevents to create a share ([8b77e81](https://github.com/stonith404/pingvin-share/commit/8b77e81d4c1b8a2bf798595f5a66079c40734e09))
+
+## [0.11.0](https://github.com/stonith404/pingvin-share/compare/v0.10.2...v0.11.0) (2023-03-04)
+
+
+### Features
+
+* custom branding ([#112](https://github.com/stonith404/pingvin-share/issues/112)) ([fddad3e](https://github.com/stonith404/pingvin-share/commit/fddad3ef708c27052a8bf46f3076286d102f6d7e))
+* invite new user with email ([f984050](https://github.com/stonith404/pingvin-share/commit/f9840505b82fcb04364a79576f186b76cc75f5c0))
+
+
+### Bug Fixes
+
+* frontend error when user deleted ([0317f3a](https://github.com/stonith404/pingvin-share/commit/0317f3a508dc88ffe2c33413704f7df03a2372ea))
+
+### [0.10.2](https://github.com/stonith404/pingvin-share/compare/v0.10.1...v0.10.2) (2023-02-13)
+
+
+### Bug Fixes
+
+* pdf preview tries to render on server ([c3af0fe](https://github.com/stonith404/pingvin-share/commit/c3af0fe097582f69b63ed1ad18fb71bff334d32a))
+
+### [0.10.1](https://github.com/stonith404/pingvin-share/compare/v0.10.0...v0.10.1) (2023-02-12)
+
+
+### Bug Fixes
+
+* non administrator user redirection error while setup isn't finished ([dc8cf3d](https://github.com/stonith404/pingvin-share/commit/dc8cf3d5ca6b4f8a8f243b8e0b05e09738cf8b61))
+* setup wizard doesn't redirect after completion ([7cd9dff](https://github.com/stonith404/pingvin-share/commit/7cd9dff637900098c9f6e46ccade37283d47321b))
+
+## [0.10.0](https://github.com/stonith404/pingvin-share/compare/v0.9.0...v0.10.0) (2023-02-10)
+
+
+### ⚠ BREAKING CHANGES
+
+* reset password with email
+
+### Features
+
+* allow multiple shares with one reverse share link ([ccdf8ea](https://github.com/stonith404/pingvin-share/commit/ccdf8ea3ae1e7b8520c5b1dd9bea18b1b3305f35))
+* **frontend:** server side rendering to improve performance ([38de022](https://github.com/stonith404/pingvin-share/commit/38de022215a9b99c2eb36654f8dbb1e17ca87aba))
+* reset password with email ([5d1a7f0](https://github.com/stonith404/pingvin-share/commit/5d1a7f0310df2643213affd2a0d1785b7e0af398))
+
+
+### Bug Fixes
+
+* delete all shares of reverse share ([86a7379](https://github.com/stonith404/pingvin-share/commit/86a737951951c911abd7967d76cb253c4335cb0c))
+* invalid redirection after jwt expiry ([82f204e](https://github.com/stonith404/pingvin-share/commit/82f204e8a93e3113dcf65b1881d4943a898602eb))
+* setup status doesn't change ([064ef38](https://github.com/stonith404/pingvin-share/commit/064ef38d783b3f351535c2911eb451efd9526d71))
+* share creation without reverseShareToken ([b966270](https://github.com/stonith404/pingvin-share/commit/b9662701c42fe6771c07acb869564031accb2932))
+* share fails if a share was created with a reverse share link recently ([edc10b7](https://github.com/stonith404/pingvin-share/commit/edc10b72b7884c629a8417c3c82222b135ef7653))
+
+## [0.9.0](https://github.com/stonith404/pingvin-share/compare/v0.8.0...v0.9.0) (2023-01-31)
+
+
+### Features
+
+* direct file link ([008df06](https://github.com/stonith404/pingvin-share/commit/008df06b5cf48872d4dd68df813370596a4fd468))
+* file preview ([91a6b3f](https://github.com/stonith404/pingvin-share/commit/91a6b3f716d37d7831e17a7be1cdb35cb23da705))
+
+
+### Bug Fixes
+
+* improve send test email UX ([233c26e](https://github.com/stonith404/pingvin-share/commit/233c26e5cfde59e7d51023ef9901dec2b84a4845))
+
+## [0.8.0](https://github.com/stonith404/pingvin-share/compare/v0.7.0...v0.8.0) (2023-01-26)
+
+
+### Features
+
+* reverse shares ([#86](https://github.com/stonith404/pingvin-share/issues/86)) ([4a5fb54](https://github.com/stonith404/pingvin-share/commit/4a5fb549c6ac808261eb65d28db69510a82efd00))
+
+
+### Bug Fixes
+
+* Add meta tags to new pages ([bb64f6c](https://github.com/stonith404/pingvin-share/commit/bb64f6c33fc5c5e11f2c777785c96a74b57dfabc))
+* admin users were created while the setup wizard wasn't finished ([ad92cfc](https://github.com/stonith404/pingvin-share/commit/ad92cfc852ca6aa121654d747a02628492ae5b89))
+
+## [0.7.0](https://github.com/stonith404/pingvin-share/compare/v0.6.1...v0.7.0) (2023-01-13)
+
+
+### Features
+
+* add ClamAV to scan for malicious files ([76088cc](https://github.com/stonith404/pingvin-share/commit/76088cc76aedae709f06deaee2244efcf6a22bed))
+
+
+### Bug Fixes
+
+* invalid github release link on admin page ([349bf47](https://github.com/stonith404/pingvin-share/commit/349bf475cc7fc1141dbd2a9bd2f63153c4d5b41b))
+
+### [0.6.1](https://github.com/stonith404/pingvin-share/compare/v0.6.0...v0.6.1) (2023-01-11)
+
+
+### Features
+
+* delete all sessions if password was changed ([02e41e2](https://github.com/stonith404/pingvin-share/commit/02e41e243768de34de1bdc8833e83f60db530e55))
+
+
+### Bug Fixes
+
+* shareUrl uses wrong origin ([f1b44f8](https://github.com/stonith404/pingvin-share/commit/f1b44f87fa64d3b21ca92c9068cb352d0ad51bc0))
+* update password doesn't work ([74e8956](https://github.com/stonith404/pingvin-share/commit/74e895610642552c98c0015d0f8347735aaed457))
+
+## [0.6.0](https://github.com/stonith404/pingvin-share/compare/v0.5.1...v0.6.0) (2023-01-09)
+
+
+### Features
+
+* chunk uploads ([#76](https://github.com/stonith404/pingvin-share/issues/76)) ([653d72b](https://github.com/stonith404/pingvin-share/commit/653d72bcb958268e2f23efae94cccb72faa745af))
+
+
+### Bug Fixes
+
+* access token refreshes even it is still valid ([c8ad222](https://github.com/stonith404/pingvin-share/commit/c8ad2225e3c9ca79fea494d538b67797fbc7f6ae))
+* error message typo ([72c8081](https://github.com/stonith404/pingvin-share/commit/72c8081e7c135ab1f600ed7e3d7a0bf03dabde34))
+* migration for v0.5.1 ([f2d4895](https://github.com/stonith404/pingvin-share/commit/f2d4895e50d3da82cef68858752fb7f6293e7a20))
+* refresh token expires after 1 day instead of 3 months ([a5bef5d](https://github.com/stonith404/pingvin-share/commit/a5bef5d4a4ae75447ca1f65259c5541edfc87dd8))
+
 ### [0.5.1](https://github.com/stonith404/pingvin-share/compare/v0.5.0...v0.5.1) (2023-01-04)
 
 

CONTRIBUTING.md

@@ -1,3 +1,7 @@
+_Read this in another language: [Spanish](/docs/CONTRIBUTING.es.md), [English](/CONTRIBUTING.md), [Simplified Chinese](/docs/CONTRIBUTING.zh-cn.md)_
+
+---
+
 # Contributing
 
 We would ❤️ for you to contribute to Pingvin Share and help make it better! All contributions are welcome, including issues, suggestions, pull requests and more.
@@ -8,62 +12,55 @@ You've found a bug, have suggestion or something else, just create an issue on G
 
 ## Submit a Pull Request
 
-Once you created a issue and you want to create a pull request, follow this guide.
+Before you submit the pull request for review please ensure that
 
-Branch naming convention is as following
+- The pull request naming follows the [Conventional Commits specification](https://www.conventionalcommits.org):
 
-`TYPE-ISSUE_ID-DESCRIPTION`
+  `<type>[optional scope]: <description>`
 
-example:
+  example:
+
+  ```
+  feat(share): add password protection
+  ```
+
+  When `TYPE` can be:
+
+  - **feat** - is a new feature
+  - **doc** - documentation only changes
+  - **fix** - a bug fix
+  - **refactor** - code change that neither fixes a bug nor adds a feature
+
+- Your pull request has a detailed description
+- You run `npm run format` to format the code
+
+<details>
+  <summary>Don't know how to create a pull request? Learn how to create a pull request</summary>
+
+1. Create a fork of the repository by clicking on the `Fork` button in the Pingvin Share repository
+
+2. Clone your fork to your machine with `git clone`
 
 ```
-feat-69-ability-to-set-share-expiration-to-never
-```
-
-When `TYPE` can be:
-
-- **feat** - is a new feature
-- **doc** - documentation only changes
-- **fix** - a bug fix
-- **refactor** - code change that neither fixes a bug nor adds a feature
-
-**All PRs must include a commit message with the changes description!**
-
-For the initial start, fork the project and use the `git clone` command to download the repository to your computer. A standard procedure for working on an issue would be to:
-
-1. `git pull`, before creating a new branch, pull the changes from upstream. Your master needs to be up to date.
-
-```
-$ git pull
-```
-
-2. Create new branch from `main` like: `feat-69-ability-to-set-share-expiration-to-never`<br/>
-
-```
-$ git checkout -b [name_of_your_new_branch]
+$ git clone https://github.com/[your_username]/pingvin-share
 ```
 
 3. Work - commit - repeat
 
-4. Before you push your changes, make sure you run the linter and format the code.
-
-```bash
-npm run lint
-npm run format
-```
-
-5. Push changes to GitHub
+4. Push changes to GitHub
 
 ```
 $ git push origin [name_of_your_new_branch]
 ```
 
-6. Submit your changes for review
+5. Submit your changes for review
    If you go to your repository on GitHub, you'll see a `Compare & pull request` button. Click on that button.
-7. Start a Pull Request
-   Now submit the pull request and click on `Create pull request`.
+6. Start a Pull Request
+7. Now submit the pull request and click on `Create pull request`.
 8. Get a code review approval/reject
 
+</details>
+
 ## Setup project
 
 Pingvin Share consists of a frontend and a backend.

Dockerfile

@@ -1,44 +1,44 @@
-# Using node slim because prisma ORM needs libc for ARM builds
-
-# Stage 1: on frontend dependency change
-FROM node:18-slim AS frontend-dependencies
+# Stage 1: Frontend dependencies
+FROM node:20-alpine AS frontend-dependencies
 WORKDIR /opt/app
 COPY frontend/package.json frontend/package-lock.json ./
 RUN npm ci
 
-# Stage 2: on frontend change
-FROM node:18-slim AS frontend-builder
+# Stage 2: Build frontend
+FROM node:20-alpine AS frontend-builder
 WORKDIR /opt/app
 COPY ./frontend .
 COPY --from=frontend-dependencies /opt/app/node_modules ./node_modules
 RUN npm run build
 
-# Stage 3: on backend dependency change
-FROM node:18-slim AS backend-dependencies
+# Stage 3: Backend dependencies
+FROM node:20-alpine AS backend-dependencies
+RUN apk add --no-cache python3
 WORKDIR /opt/app
 COPY backend/package.json backend/package-lock.json ./
 RUN npm ci
 
-# Stage 4:on backend change
-FROM node:18-slim AS backend-builder
-RUN apt-get update && apt-get install -y openssl
+# Stage 4: Build backend
+FROM node:20-alpine AS backend-builder
 WORKDIR /opt/app
 COPY ./backend .
 COPY --from=backend-dependencies /opt/app/node_modules ./node_modules
 RUN npx prisma generate
-RUN npm run build  && npm prune --production
+RUN npm run build && npm prune --production
 
 # Stage 5: Final image
-FROM node:18-slim AS runner
-ENV NODE_ENV=production
-RUN apt-get update && apt-get install -y openssl
+FROM node:20-alpine AS runner
+ENV NODE_ENV=docker
+
+RUN apk update --no-cache \
+    && apk upgrade --no-cache \
+    && apk add --no-cache curl caddy
 
 WORKDIR /opt/app/frontend
 COPY --from=frontend-builder /opt/app/public ./public
-# Automatically leverage output traces to reduce image size
-# https://nextjs.org/docs/advanced-features/output-file-tracing
 COPY --from=frontend-builder /opt/app/.next/standalone ./
 COPY --from=frontend-builder /opt/app/.next/static ./.next/static
+COPY --from=frontend-builder /opt/app/public/img /tmp/img
 
 WORKDIR /opt/app/backend
 COPY --from=backend-builder /opt/app/node_modules ./node_modules
@@ -46,6 +46,13 @@ COPY --from=backend-builder /opt/app/dist ./dist
 COPY --from=backend-builder /opt/app/prisma ./prisma
 COPY --from=backend-builder /opt/app/package.json ./
 
+COPY ./reverse-proxy /etc/caddy
+COPY ./scripts/docker-entrypoint.sh /opt/app/docker-entrypoint.sh
+
 WORKDIR /opt/app
+
 EXPOSE 3000
-CMD node frontend/server.js & cd backend && npm run prod
+
+HEALTHCHECK --interval=10s --timeout=3s CMD curl -f http://localhost:3000/api/health || exit 1
+
+CMD ["sh", "/opt/app/docker-entrypoint.sh"]

README.md

@@ -1,43 +1,51 @@
 # <div align="center"><img  src="https://user-images.githubusercontent.com/58886915/166198400-c2134044-1198-4647-a8b6-da9c4a204c68.svg" width="40"/> </br>Pingvin Share</div>
 
-Pingvin Share is self-hosted file sharing platform and an alternative for WeTransfer.
+[![](https://dcbadge.limes.pink/api/server/wHRQ9nFRcK)](https://discord.gg/wHRQ9nFRcK) [![](https://img.shields.io/badge/Crowdin-2E3340.svg?style=for-the-badge&logo=Crowdin&logoColor=white)](https://crowdin.com/project/pingvin-share) [![](https://img.shields.io/badge/sponsor-30363D?style=for-the-badge&logo=GitHub-Sponsors&logoColor=#white)](https://github.com/sponsors/stonith404)
+
+---
+
+Pingvin Share is a self-hosted file sharing platform and an alternative for WeTransfer.
 
 ## ✨ Features
 
-- Spin up your instance within 2 minutes
-- Create a share with files that you can access with a link
-- No file size limit, only your disk will be your limit
-- Set a share expiration
-- Optionally secure your share with a visitor limit and a password
-- Email recepients
-- Light & dark mode
+- Share files using a link
+- Unlimited file size (restricted only by disk space)
+- Set an expiration date for shares
+- Secure shares with visitor limits and passwords
+- Email recipients
+- Reverse shares
+- OIDC and LDAP authentication
+- Integration with ClamAV for security scans
 
 ## 🐧 Get to know Pingvin Share
 
 - [Demo](https://pingvin-share.dev.eliasschneider.com)
 - [Review by DB Tech](https://www.youtube.com/watch?v=rWwNeZCOPJA)
 
-<img src="https://user-images.githubusercontent.com/58886915/167101708-b85032ad-f5b1-480a-b8d7-ec0096ea2a43.png" width="700"/>
+<img src="https://user-images.githubusercontent.com/58886915/225038319-b2ef742c-3a74-4eb6-9689-4207a36842a4.png" width="700"/>
 
 ## ⌨️ Setup
 
-> Pleas note that Pingvin Share is in early stage and could include some bugs
-
-### Recommended installation
+### Installation with Docker (recommended)
 
 1. Download the `docker-compose.yml` file
-2. Run `docker-compose up -d`
+2. Run `docker compose up -d`
 
-The website is now listening available on `http://localhost:3000`, have fun with Pingvin Share 🐧!
+The website is now listening on `http://localhost:3000`, have fun with Pingvin Share 🐧!
 
-### Additional resources
+> [!TIP]
+> Checkout [Pocket ID](https://github.com/stonith404/pocket-id), a user-friendly OIDC provider that lets you easily log in to services like Pingvin Share using Passkeys.
 
-- [Synology NAS installation](https://mariushosting.com/how-to-install-pingvin-share-on-your-synology-nas/)
+## 📚 Documentation
 
-### Upgrade to a new version
-
-Run `docker compose pull && docker compose up -d` to update your docker container
+For more installation options and advanced configurations, please refer to the [documentation](https://stonith404.github.io/pingvin-share).
 
 ## 🖤 Contribute
 
-You're very welcome to contribute to Pingvin Share! Follow the [contribution guide](/CONTRIBUTING.md) to get started.
+We would love it if you want to help make Pingvin Share better! You can either [help to translate](https://stonith404.github.io/pingvin-share/help-out/translate) Pingvin Share or [contribute to the codebase](https://stonith404.github.io/pingvin-share/help-out/contribute).
+
+## ❤️ Sponsors
+
+Thank you for supporting Pingvin Share 🙏
+
+- [@COMPLEXWASTAKEN](https://github.com/COMPLEXWASTAKEN)

SECURITY.md

@@ -1,7 +1,9 @@
 # Security Policy
 
 ## Supported Versions
-As Pingvin Share is in beta, older versions don't get security updates. Please consider to update Pingvin Share regularly. Updates can be automated with e.g [Watchtower](https://github.com/containrrr/watchtower).
+
+Older versions of Pingvin Share do not receive security updates. To ensure your system remains secure, we strongly recommend updating Pingvin Share regularly. You can automate these updates using tools like [Watchtower](https://github.com/containrrr/watchtower).
 
 ## Reporting a Vulnerability
+
 Thank you for taking the time to report a vulnerability. Please DO NOT create an issue on GitHub because the vulnerability could get exploited. Instead please write an email to [elias@eliasschneider.com](mailto:elias@eliasschneider.com).

backend/.prettierignore

@@ -0,0 +1 @@
+/src/constants.ts

backend/Dockerfile

@@ -1,22 +0,0 @@
-FROM node:18 AS deps
-WORKDIR /opt/app
-COPY package.json package-lock.json ./
-COPY prisma ./prisma
-RUN npm ci
-RUN npx prisma generate
-
-
-FROM node:18 As build
-WORKDIR /opt/app
-COPY . .
-COPY --from=deps /opt/app/node_modules ./node_modules
-RUN npm run build
-
-
-FROM node:18 As runner
-WORKDIR /opt/app
-COPY --from=build /opt/app/node_modules ./node_modules
-COPY --from=build /opt/app/dist ./dist
-COPY --from=build /opt/app/prisma ./prisma
-COPY --from=deps /opt/app/package.json ./
-CMD npm run prod

backend/nest-cli.json

@@ -1,5 +1,8 @@
 {
   "$schema": "https://json.schemastore.org/nest-cli",
   "collection": "@nestjs/schematics",
-  "sourceRoot": "src"
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "plugins": ["@nestjs/swagger"]
+  }
 }

backend/package.json

@@ -1,76 +1,86 @@
 {
   "name": "pingvin-share-backend",
-  "version": "0.5.1",
+  "version": "1.2.1",
   "scripts": {
     "build": "nest build",
-    "dev": "nest start --watch",
+    "dev": "cross-env NODE_ENV=development nest start --watch",
     "prod": "prisma migrate deploy && prisma db seed && node dist/src/main",
     "lint": "eslint 'src/**/*.ts'",
-    "format": "prettier --write 'src/**/*.ts'",
-    "test:system": "prisma migrate reset -f && nest start & wait-on http://localhost:8080/api/configs && newman run ./test/system/newman-system-tests.json"
+    "format": "prettier --end-of-line=auto --write 'src/**/*.ts'",
+    "test:system": "prisma migrate reset -f && nest start & wait-on http://localhost:8080/api/configs && newman run ./test/newman-system-tests.json"
   },
   "prisma": {
     "seed": "ts-node prisma/seed/config.seed.ts"
   },
   "dependencies": {
-    "@nestjs/common": "^9.2.1",
-    "@nestjs/config": "^2.2.0",
-    "@nestjs/core": "^9.2.1",
-    "@nestjs/jwt": "^9.0.0",
-    "@nestjs/mapped-types": "^1.2.0",
-    "@nestjs/passport": "^9.0.0",
-    "@nestjs/platform-express": "^9.2.1",
-    "@nestjs/schedule": "^2.1.0",
-    "@nestjs/throttler": "^3.1.0",
-    "@prisma/client": "^4.7.1",
-    "archiver": "^5.3.1",
-    "argon2": "^0.30.2",
+    "@nestjs/cache-manager": "^2.2.2",
+    "@nestjs/common": "^10.4.3",
+    "@nestjs/config": "^3.2.3",
+    "@nestjs/core": "^10.4.3",
+    "@nestjs/jwt": "^10.2.0",
+    "@nestjs/passport": "^10.0.3",
+    "@nestjs/platform-express": "^10.4.3",
+    "@nestjs/schedule": "^4.1.1",
+    "@nestjs/swagger": "^7.4.2",
+    "@nestjs/throttler": "^6.2.1",
+    "@prisma/client": "^5.19.1",
+    "@types/jmespath": "^0.15.2",
+    "archiver": "^7.0.1",
+    "argon2": "^0.41.1",
+    "body-parser": "^1.20.3",
+    "cache-manager": "^5.7.6",
+    "clamscan": "^2.3.1",
     "class-transformer": "^0.5.1",
-    "class-validator": "^0.13.2",
+    "class-validator": "^0.14.1",
     "content-disposition": "^0.5.4",
     "cookie-parser": "^1.4.6",
+    "jmespath": "^0.16.0",
+    "ldapts": "^7.2.0",
     "mime-types": "^2.1.35",
-    "moment": "^2.29.4",
-    "multer": "^1.4.5-lts.1",
-    "nodemailer": "^6.8.0",
+    "moment": "^2.30.1",
+    "nanoid": "^3.3.7",
+    "nodemailer": "^6.9.15",
     "otplib": "^12.0.1",
-    "passport": "^0.6.0",
-    "passport-jwt": "^4.0.0",
+    "passport": "^0.7.0",
+    "passport-jwt": "^4.0.1",
     "passport-local": "^1.0.0",
     "qrcode-svg": "^1.1.0",
-    "reflect-metadata": "^0.1.13",
-    "rimraf": "^3.0.2",
-    "rxjs": "^7.6.0",
-    "ts-node": "^10.9.1"
+    "reflect-metadata": "^0.2.2",
+    "rimraf": "^6.0.1",
+    "rxjs": "^7.8.1",
+    "sharp": "^0.33.5",
+    "ts-node": "^10.9.2"
   },
   "devDependencies": {
-    "@nestjs/cli": "^9.1.5",
-    "@nestjs/schematics": "^9.0.3",
-    "@nestjs/testing": "^9.2.1",
-    "@types/archiver": "^5.3.1",
-    "@types/cookie-parser": "^1.4.3",
-    "@types/cron": "^2.0.0",
-    "@types/express": "^4.17.14",
-    "@types/mime-types": "^2.1.1",
-    "@types/multer": "^1.4.7",
-    "@types/node": "^18.11.10",
-    "@types/nodemailer": "^6.4.6",
-    "@types/passport-jwt": "^3.0.7",
-    "@types/qrcode-svg": "^1.1.1",
-    "@types/supertest": "^2.0.12",
-    "@typescript-eslint/eslint-plugin": "^5.45.0",
-    "@typescript-eslint/parser": "^5.45.0",
+    "@nestjs/cli": "^10.4.5",
+    "@nestjs/schematics": "^10.1.4",
+    "@nestjs/testing": "^10.4.3",
+    "@types/archiver": "^6.0.2",
+    "@types/clamscan": "^2.0.8",
+    "@types/cookie-parser": "^1.4.7",
+    "@types/cron": "^2.4.0",
+    "@types/express": "^4.17.21",
+    "@types/mime-types": "^2.1.4",
+    "@types/multer": "^1.4.12",
+    "@types/node": "^22.5.5",
+    "@types/nodemailer": "^6.4.16",
+    "@types/passport-jwt": "^4.0.1",
+    "@types/qrcode-svg": "^1.1.5",
+    "@types/sharp": "^0.32.0",
+    "@types/supertest": "^6.0.2",
+    "@typescript-eslint/eslint-plugin": "^8.6.0",
+    "@typescript-eslint/parser": "^8.6.0",
     "cross-env": "^7.0.3",
-    "eslint": "^8.29.0",
-    "eslint-config-prettier": "^8.5.0",
-    "eslint-plugin-prettier": "^4.2.1",
-    "newman": "^5.3.2",
-    "prettier": "^2.8.0",
-    "prisma": "^4.7.1",
+    "eslint": "^9.10.0",
+    "eslint-config-prettier": "^9.1.0",
+    "eslint-plugin-prettier": "^5.2.1",
+    "newman": "^6.2.1",
+    "prettier": "^3.3.3",
+    "prisma": "^5.19.1",
     "source-map-support": "^0.5.21",
-    "ts-loader": "^9.4.2",
-    "tsconfig-paths": "4.1.1",
-    "typescript": "^4.9.3",
-    "wait-on": "^6.0.1"
+    "ts-loader": "^9.5.1",
+    "tsconfig-paths": "4.2.0",
+    "typescript": "^5.6.2",
+    "wait-on": "^8.0.1"
   }
 }

backend/prisma/.env

@@ -0,0 +1,2 @@
+#This file is only used to set a default value for the database url
+DATABASE_URL="file:../data/pingvin-share.db"

backend/prisma/migrations/20230104145733_v0_5_1/migration.sql

@@ -7,7 +7,8 @@
 */
 -- RedefineTables
 PRAGMA foreign_keys=OFF;
-CREATE TABLE "new_RefreshToken" (
+DROP TABLE "RefreshToken";
+CREATE TABLE "RefreshToken" (
     "id" TEXT NOT NULL PRIMARY KEY,
     "token" TEXT NOT NULL,
     "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -15,9 +16,6 @@ CREATE TABLE "new_RefreshToken" (
     "userId" TEXT NOT NULL,
     CONSTRAINT "RefreshToken_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
 );
-INSERT INTO "new_RefreshToken" ("createdAt", "expiresAt", "token", "userId") SELECT "createdAt", "expiresAt", "token", "userId" FROM "RefreshToken";
-DROP TABLE "RefreshToken";
-ALTER TABLE "new_RefreshToken" RENAME TO "RefreshToken";
 CREATE UNIQUE INDEX "RefreshToken_token_key" ON "RefreshToken"("token");
 PRAGMA foreign_key_check;
 PRAGMA foreign_keys=ON;

backend/prisma/migrations/20230113080918_removed_reason_attribute/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "Share" ADD COLUMN "removedReason" TEXT;

backend/prisma/migrations/20230126125501_reverse_shares/migration.sql

@@ -0,0 +1,67 @@
+/*
+  Warnings:
+
+  - Added the required column `order` to the `Config` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- CreateTable
+CREATE TABLE "ReverseShare" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "token" TEXT NOT NULL,
+    "shareExpiration" DATETIME NOT NULL,
+    "maxShareSize" TEXT NOT NULL,
+    "sendEmailNotification" BOOLEAN NOT NULL,
+    "used" BOOLEAN NOT NULL DEFAULT false,
+    "creatorId" TEXT NOT NULL,
+    "shareId" TEXT,
+    CONSTRAINT "ReverseShare_creatorId_fkey" FOREIGN KEY ("creatorId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "ReverseShare_shareId_fkey" FOREIGN KEY ("shareId") REFERENCES "Share" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- RedefineTables
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_Config" (
+    "updatedAt" DATETIME NOT NULL,
+    "key" TEXT NOT NULL PRIMARY KEY,
+    "type" TEXT NOT NULL,
+    "value" TEXT NOT NULL,
+    "description" TEXT NOT NULL,
+    "category" TEXT NOT NULL,
+    "obscured" BOOLEAN NOT NULL DEFAULT false,
+    "secret" BOOLEAN NOT NULL DEFAULT true,
+    "locked" BOOLEAN NOT NULL DEFAULT false,
+    "order" INTEGER NOT NULL
+);
+INSERT INTO "new_Config" ("category", "description", "key", "locked", "obscured", "secret", "type", "updatedAt", "value", "order") SELECT "category", "description", "key", "locked", "obscured", "secret", "type", "updatedAt", "value", 0 FROM "Config";
+DROP TABLE "Config";
+ALTER TABLE "new_Config" RENAME TO "Config";
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;
+
+-- CreateIndex
+CREATE UNIQUE INDEX "ReverseShare_token_key" ON "ReverseShare"("token");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "ReverseShare_shareId_key" ON "ReverseShare"("shareId");
+
+-- Custom migration
+UPDATE Config SET `order` = 0 WHERE key = "JWT_SECRET";
+UPDATE Config SET `order` = 0 WHERE key = "TOTP_SECRET";
+
+UPDATE Config SET `order` = 1 WHERE key = "APP_URL";
+UPDATE Config SET `order` = 2 WHERE key = "SHOW_HOME_PAGE";
+UPDATE Config SET `order` = 3 WHERE key = "ALLOW_REGISTRATION";
+UPDATE Config SET `order` = 4 WHERE key = "ALLOW_UNAUTHENTICATED_SHARES";
+UPDATE Config SET `order` = 5 WHERE key = "MAX_SHARE_SIZE";
+UPDATE Config SET `order` = 6, key = "ENABLE_SHARE_EMAIL_RECIPIENTS" WHERE key = "ENABLE_EMAIL_RECIPIENTS";
+UPDATE Config SET `order` = 7, key = "SHARE_RECEPIENTS_EMAIL_MESSAGE" WHERE key = "EMAIL_MESSAGE";
+UPDATE Config SET `order` = 8, key = "SHARE_RECEPIENTS_EMAIL_SUBJECT" WHERE key = "EMAIL_SUBJECT";
+UPDATE Config SET `order` = 12 WHERE key = "SMTP_HOST";
+UPDATE Config SET `order` = 13 WHERE key = "SMTP_PORT";
+UPDATE Config SET `order` = 14 WHERE key = "SMTP_EMAIL";
+UPDATE Config SET `order` = 15 WHERE key = "SMTP_USERNAME";
+UPDATE Config SET `order` = 16 WHERE key = "SMTP_PASSWORD";
+
+INSERT INTO Config (`order`, `key`, `description`, `type`, `value`, `category`, `secret`, `updatedAt`) VALUES (11, "SMTP_ENABLED", "Whether SMTP is enabled. Only set this to true if you entered the host, port, email, user and password of your SMTP server.", "boolean", IFNULL((SELECT value FROM Config WHERE key="ENABLE_SHARE_EMAIL_RECIPIENTS"), "false"), "smtp", 0, strftime('%s', 'now'));
+INSERT INTO Config (`order`, `key`, `description`, `type`, `value`, `category`, `secret`, `updatedAt`, `locked`) VALUES (0, "SETUP_STATUS", "Status of the setup wizard", "string", IIF((SELECT value FROM Config WHERE key="SETUP_FINISHED") == "true", "FINISHED", "STARTED"), "internal", 0, strftime('%s', 'now'), 1);

backend/prisma/migrations/20230209205230_v0_10_0/migration.sql

@@ -0,0 +1,64 @@
+/*
+  Warnings:
+
+  - You are about to drop the column `shareId` on the `ReverseShare` table. All the data in the column will be lost.
+  - You are about to drop the column `used` on the `ReverseShare` table. All the data in the column will be lost.
+  - Added the required column `remainingUses` to the `ReverseShare` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- CreateTable
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "ResetPasswordToken" (
+    "token" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "expiresAt" DATETIME NOT NULL,
+    "userId" TEXT NOT NULL,
+    CONSTRAINT "ResetPasswordToken_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- Disable TOTP as secret isn't encrypted anymore
+UPDATE User SET totpEnabled=false, totpSecret=null, totpVerified=false WHERE totpSecret IS NOT NULL;
+
+-- RedefineTables
+CREATE TABLE "new_Share" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "uploadLocked" BOOLEAN NOT NULL DEFAULT false,
+    "isZipReady" BOOLEAN NOT NULL DEFAULT false,
+    "views" INTEGER NOT NULL DEFAULT 0,
+    "expiration" DATETIME NOT NULL,
+    "description" TEXT,
+    "removedReason" TEXT,
+    "creatorId" TEXT,
+    "reverseShareId" TEXT,
+    CONSTRAINT "Share_creatorId_fkey" FOREIGN KEY ("creatorId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "Share_reverseShareId_fkey" FOREIGN KEY ("reverseShareId") REFERENCES "ReverseShare" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+INSERT INTO "new_Share" ("createdAt", "creatorId", "description", "expiration", "id", "isZipReady", "removedReason", "uploadLocked", "views", "reverseShareId")
+SELECT "createdAt", "creatorId", "description", "expiration", "id", "isZipReady", "removedReason", "uploadLocked", "views", (SELECT id FROM ReverseShare WHERE shareId=Share.id)
+FROM "Share";
+
+
+DROP TABLE "Share";
+ALTER TABLE "new_Share" RENAME TO "Share";
+CREATE TABLE "new_ReverseShare" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "token" TEXT NOT NULL,
+    "shareExpiration" DATETIME NOT NULL,
+    "maxShareSize" TEXT NOT NULL,
+    "sendEmailNotification" BOOLEAN NOT NULL,
+    "remainingUses" INTEGER NOT NULL,
+    "creatorId" TEXT NOT NULL,
+    CONSTRAINT "ReverseShare_creatorId_fkey" FOREIGN KEY ("creatorId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+INSERT INTO "new_ReverseShare" ("createdAt", "creatorId", "id", "maxShareSize", "sendEmailNotification", "shareExpiration", "token", "remainingUses") SELECT "createdAt", "creatorId", "id", "maxShareSize", "sendEmailNotification", "shareExpiration", "token", iif("ReverseShare".used, 0, 1) FROM "ReverseShare";
+DROP TABLE "ReverseShare";
+ALTER TABLE "new_ReverseShare" RENAME TO "ReverseShare";
+CREATE UNIQUE INDEX "ReverseShare_token_key" ON "ReverseShare"("token");
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;
+
+-- CreateIndex
+CREATE UNIQUE INDEX "ResetPasswordToken_userId_key" ON "ResetPasswordToken"("userId");

backend/prisma/migrations/20230303091601_v0_11_0/migration.sql

@@ -0,0 +1,94 @@
+/*
+  Warnings:
+
+  - The primary key for the `Config` table will be changed. If it partially fails, the table could be left without primary key constraint.
+  - You are about to drop the column `key` on the `Config` table. All the data in the column will be lost.
+  - Added the required column `name` to the `Config` table without a default value. This is not possible if the table is not empty.
+
+*/
+
+-- RedefineTables
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_Config" (
+    "updatedAt" DATETIME NOT NULL,
+    "name" TEXT NOT NULL,
+    "category" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "value" TEXT NOT NULL,
+    "description" TEXT NOT NULL,
+    "obscured" BOOLEAN NOT NULL DEFAULT false,
+    "secret" BOOLEAN NOT NULL DEFAULT true,
+    "locked" BOOLEAN NOT NULL DEFAULT false,
+    "order" INTEGER NOT NULL,
+
+    PRIMARY KEY ("name", "category")
+);
+-- INSERT INTO "new_Config" ("category", "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value") SELECT "category", "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value" FROM "Config";
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'internal', 'jwtSecret', "description", "locked", "obscured", 0, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'JWT_SECRET';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'general', 'appUrl', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'APP_URL';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'general', 'showHomePage', "description", "locked", "obscured", 2, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SHOW_HOME_PAGE';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'share', 'allowRegistration', "description", "locked", "obscured", 0, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'ALLOW_REGISTRATION';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'share', 'allowUnauthenticatedShares', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'ALLOW_UNAUTHENTICATED_SHARES';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'share', 'maxSize', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'MAX_SHARE_SIZE';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'enableShareEmailRecipients', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'ENABLE_SHARE_EMAIL_RECIPIENTS';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'shareRecipientsSubject', "description", "locked", "obscured", 2, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SHARE_RECEPIENTS_EMAIL_SUBJECT';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'shareRecipientsMessage', "description", "locked", "obscured", 3, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SHARE_RECEPIENTS_EMAIL_MESSAGE';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'reverseShareSubject', "description", "locked", "obscured", 4, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'REVERSE_SHARE_EMAIL_SUBJECT';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'reverseShareMessage', "description", "locked", "obscured", 5, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'REVERSE_SHARE_EMAIL_MESSAGE';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'resetPasswordSubject', "description", "locked", "obscured", 6, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'RESET_PASSWORD_EMAIL_SUBJECT';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'email', 'resetPasswordMessage', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'RESET_PASSWORD_EMAIL_MESSAGE';
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'smtp', 'enabled', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SMTP_ENABLED';
+
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'smtp', 'host', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SMTP_HOST';
+
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'smtp', 'port', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SMTP_PORT';
+
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'smtp', 'email', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SMTP_EMAIL';
+
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'smtp', 'username', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SMTP_USERNAME';
+
+
+INSERT INTO new_Config ("category", "name" , "description", "locked", "obscured", "order", "secret", "type", "updatedAt", "value")
+SELECT 'smtp', 'password', "description", "locked", "obscured", 1, "secret", "type", "updatedAt", "value" FROM Config WHERE key = 'SMTP_PASSWORD';
+
+
+DROP TABLE "Config";
+ALTER TABLE "new_Config" RENAME TO "Config";
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;

backend/prisma/migrations/20230319120712_edited_value/migration.sql

@@ -0,0 +1,23 @@
+-- RedefineTables
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_Config" (
+    "updatedAt" DATETIME NOT NULL,
+    "name" TEXT NOT NULL,
+    "category" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "value" TEXT,
+    "defaultValue" TEXT NOT NULL DEFAULT '',
+    "description" TEXT NOT NULL,
+    "obscured" BOOLEAN NOT NULL DEFAULT false,
+    "secret" BOOLEAN NOT NULL DEFAULT true,
+    "locked" BOOLEAN NOT NULL DEFAULT false,
+    "order" INTEGER NOT NULL,
+
+    PRIMARY KEY ("name", "category")
+);
+INSERT INTO "new_Config" ("category", "description", "locked", "name", "obscured", "order", "secret", "type", "updatedAt", "value") SELECT "category", "description", "locked", "name", "obscured", "order", "secret", "type", "updatedAt", "value" FROM "Config";
+DROP TABLE "Config";
+ALTER TABLE "new_Config" RENAME TO "Config";
+
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;

backend/prisma/migrations/20230718155819_remove_config_veriable_description/migration.sql

@@ -0,0 +1,27 @@
+/*
+  Warnings:
+
+  - You are about to drop the column `description` on the `Config` table. All the data in the column will be lost.
+
+*/
+-- RedefineTables
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_Config" (
+    "updatedAt" DATETIME NOT NULL,
+    "name" TEXT NOT NULL,
+    "category" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "defaultValue" TEXT NOT NULL DEFAULT '',
+    "value" TEXT,
+    "obscured" BOOLEAN NOT NULL DEFAULT false,
+    "secret" BOOLEAN NOT NULL DEFAULT true,
+    "locked" BOOLEAN NOT NULL DEFAULT false,
+    "order" INTEGER NOT NULL,
+
+    PRIMARY KEY ("name", "category")
+);
+INSERT INTO "new_Config" ("category", "defaultValue", "locked", "name", "obscured", "order", "secret", "type", "updatedAt", "value") SELECT "category", "defaultValue", "locked", "name", "obscured", "order", "secret", "type", "updatedAt", "value" FROM "Config";
+DROP TABLE "Config";
+ALTER TABLE "new_Config" RENAME TO "Config";
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;

backend/prisma/migrations/20231021165436_oauth/migration.sql

@@ -0,0 +1,31 @@
+-- CreateTable
+CREATE TABLE "OAuthUser" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "provider" TEXT NOT NULL,
+    "providerUserId" TEXT NOT NULL,
+    "providerUsername" TEXT NOT NULL,
+    "userId" TEXT NOT NULL,
+    CONSTRAINT "OAuthUser_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- RedefineTables
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_User" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    "username" TEXT NOT NULL,
+    "email" TEXT NOT NULL,
+    "password" TEXT,
+    "isAdmin" BOOLEAN NOT NULL DEFAULT false,
+    "totpEnabled" BOOLEAN NOT NULL DEFAULT false,
+    "totpVerified" BOOLEAN NOT NULL DEFAULT false,
+    "totpSecret" TEXT
+);
+INSERT INTO "new_User" ("createdAt", "email", "id", "isAdmin", "password", "totpEnabled", "totpSecret", "totpVerified", "updatedAt", "username") SELECT "createdAt", "email", "id", "isAdmin", "password", "totpEnabled", "totpSecret", "totpVerified", "updatedAt", "username" FROM "User";
+DROP TABLE "User";
+ALTER TABLE "new_User" RENAME TO "User";
+CREATE UNIQUE INDEX "User_username_key" ON "User"("username");
+CREATE UNIQUE INDEX "User_email_key" ON "User"("email");
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;

backend/prisma/migrations/20240501154254_share_name_property/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "Share" ADD COLUMN "name" TEXT;

backend/prisma/migrations/20240609145325_add_simplied_field_for_reverse_share/migration.sql

@@ -0,0 +1,20 @@
+-- RedefineTables
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_ReverseShare" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "token" TEXT NOT NULL,
+    "shareExpiration" DATETIME NOT NULL,
+    "maxShareSize" TEXT NOT NULL,
+    "sendEmailNotification" BOOLEAN NOT NULL,
+    "remainingUses" INTEGER NOT NULL,
+    "simplified" BOOLEAN NOT NULL DEFAULT false,
+    "creatorId" TEXT NOT NULL,
+    CONSTRAINT "ReverseShare_creatorId_fkey" FOREIGN KEY ("creatorId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+INSERT INTO "new_ReverseShare" ("createdAt", "creatorId", "id", "maxShareSize", "remainingUses", "sendEmailNotification", "shareExpiration", "token") SELECT "createdAt", "creatorId", "id", "maxShareSize", "remainingUses", "sendEmailNotification", "shareExpiration", "token" FROM "ReverseShare";
+DROP TABLE "ReverseShare";
+ALTER TABLE "new_ReverseShare" RENAME TO "ReverseShare";
+CREATE UNIQUE INDEX "ReverseShare_token_key" ON "ReverseShare"("token");
+PRAGMA foreign_key_check;
+PRAGMA foreign_keys=ON;

backend/prisma/migrations/20240725141038_add_public_access_field_for_reverse_share/migration.sql

@@ -0,0 +1,22 @@
+-- RedefineTables
+PRAGMA defer_foreign_keys=ON;
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_ReverseShare" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "token" TEXT NOT NULL,
+    "shareExpiration" DATETIME NOT NULL,
+    "maxShareSize" TEXT NOT NULL,
+    "sendEmailNotification" BOOLEAN NOT NULL,
+    "remainingUses" INTEGER NOT NULL,
+    "simplified" BOOLEAN NOT NULL DEFAULT false,
+    "publicAccess" BOOLEAN NOT NULL DEFAULT true,
+    "creatorId" TEXT NOT NULL,
+    CONSTRAINT "ReverseShare_creatorId_fkey" FOREIGN KEY ("creatorId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+INSERT INTO "new_ReverseShare" ("createdAt", "creatorId", "id", "maxShareSize", "remainingUses", "sendEmailNotification", "shareExpiration", "simplified", "token") SELECT "createdAt", "creatorId", "id", "maxShareSize", "remainingUses", "sendEmailNotification", "shareExpiration", "simplified", "token" FROM "ReverseShare";
+DROP TABLE "ReverseShare";
+ALTER TABLE "new_ReverseShare" RENAME TO "ReverseShare";
+CREATE UNIQUE INDEX "ReverseShare_token_key" ON "ReverseShare"("token");
+PRAGMA foreign_keys=ON;
+PRAGMA defer_foreign_keys=OFF;

backend/prisma/migrations/20240803232708_ldap_support/migration.sql

@@ -0,0 +1,11 @@
+/*
+  Warnings:
+
+  - A unique constraint covering the columns `[ldapDN]` on the table `User` will be added. If there are existing duplicate values, this will fail.
+
+*/
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN "ldapDN" TEXT;
+
+-- CreateIndex
+CREATE UNIQUE INDEX "User_ldapDN_key" ON "User"("ldapDN");

backend/prisma/migrations/20241007181823_oauth_id_token/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "RefreshToken" ADD COLUMN "oauthIDToken" TEXT;

backend/prisma/schema.prisma

@@ -4,7 +4,7 @@ generator client {
 
 datasource db {
   provider = "sqlite"
-  url      = "file:../data/pingvin-share.db"
+  url      = env("DATABASE_URL")
 }
 
 model User {
@@ -14,16 +14,21 @@ model User {
 
   username String  @unique
   email    String  @unique
-  password String
+  password String?
   isAdmin  Boolean @default(false)
+  ldapDN   String? @unique
 
   shares        Share[]
   refreshTokens RefreshToken[]
   loginTokens   LoginToken[]
+  reverseShares ReverseShare[]
 
-  totpEnabled  Boolean @default(false)
-  totpVerified Boolean @default(false)
-  totpSecret   String?
+  totpEnabled        Boolean             @default(false)
+  totpVerified       Boolean             @default(false)
+  totpSecret         String?
+  resetPasswordToken ResetPasswordToken?
+
+  oAuthUsers OAuthUser[]
 }
 
 model RefreshToken {
@@ -35,6 +40,8 @@ model RefreshToken {
 
   userId String
   user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  oauthIDToken  String? // prefixed with the ID of the issuing OAuth provider, separated by a colon
 }
 
 model LoginToken {
@@ -48,23 +55,66 @@ model LoginToken {
   used   Boolean @default(false)
 }
 
+model ResetPasswordToken {
+  token     String   @id @default(uuid())
+  createdAt DateTime @default(now())
+
+  expiresAt DateTime
+
+  userId String @unique
+  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+}
+
+model OAuthUser {
+  id               String @id @default(uuid())
+  provider         String
+  providerUserId   String
+  providerUsername String
+  userId           String
+  user             User   @relation(fields: [userId], references: [id], onDelete: Cascade)
+}
+
 model Share {
   id        String   @id @default(uuid())
   createdAt DateTime @default(now())
 
-  uploadLocked Boolean  @default(false)
-  isZipReady   Boolean  @default(false)
-  views        Int      @default(0)
-  expiration   DateTime
-  description  String?
+  name          String?
+  uploadLocked  Boolean  @default(false)
+  isZipReady    Boolean  @default(false)
+  views         Int      @default(0)
+  expiration    DateTime
+  description   String?
+  removedReason String?
+
+  creatorId String?
+  creator   User?   @relation(fields: [creatorId], references: [id], onDelete: Cascade)
+
+  reverseShareId String?
+  reverseShare   ReverseShare? @relation(fields: [reverseShareId], references: [id], onDelete: Cascade)
 
-  creatorId  String?
-  creator    User?            @relation(fields: [creatorId], references: [id], onDelete: Cascade)
   security   ShareSecurity?
   recipients ShareRecipient[]
   files      File[]
 }
 
+model ReverseShare {
+  id        String   @id @default(uuid())
+  createdAt DateTime @default(now())
+
+  token                 String   @unique @default(uuid())
+  shareExpiration       DateTime
+  maxShareSize          String
+  sendEmailNotification Boolean
+  remainingUses         Int
+  simplified            Boolean  @default(false)
+  publicAccess          Boolean  @default(true)
+
+  creatorId String
+  creator   User   @relation(fields: [creatorId], references: [id], onDelete: Cascade)
+
+  shares Share[]
+}
+
 model ShareRecipient {
   id    String @id @default(uuid())
   email String
@@ -98,12 +148,15 @@ model ShareSecurity {
 model Config {
   updatedAt DateTime @updatedAt
 
-  key         String  @id
-  type        String
-  value       String
-  description String
-  category    String
-  obscured    Boolean @default(false)
-  secret      Boolean @default(true)
-  locked      Boolean @default(false)
+  name         String
+  category     String
+  type         String
+  defaultValue String  @default("")
+  value        String?
+  obscured     Boolean @default(false)
+  secret       Boolean @default(true)
+  locked       Boolean @default(false)
+  order        Int
+
+  @@id([name, category])
 }

backend/prisma/seed/config.seed.ts

@@ -1,183 +1,407 @@
 import { Prisma, PrismaClient } from "@prisma/client";
 import * as crypto from "crypto";
 
-const configVariables: Prisma.ConfigCreateInput[] = [
-  {
-    key: "SETUP_FINISHED",
-    description: "Whether the setup has been finished",
-    type: "boolean",
-    value: "false",
-    category: "internal",
-    secret: false,
-    locked: true,
+const configVariables: ConfigVariables = {
+  internal: {
+    jwtSecret: {
+      type: "string",
+      value: crypto.randomBytes(256).toString("base64"),
+      locked: true,
+    },
   },
-  {
-    key: "APP_URL",
-    description: "On which URL Pingvin Share is available",
-    type: "string",
-    value: "http://localhost:3000",
-    category: "general",
-    secret: false,
+  general: {
+    appName: {
+      type: "string",
+      defaultValue: "Pingvin Share",
+      secret: false,
+    },
+    appUrl: {
+      type: "string",
+      defaultValue: "http://localhost:3000",
+      secret: false,
+    },
+    showHomePage: {
+      type: "boolean",
+      defaultValue: "true",
+      secret: false,
+    },
+    sessionDuration: {
+      type: "number",
+      defaultValue: "2160",
+      secret: false,
+    },
   },
-  {
-    key: "SHOW_HOME_PAGE",
-    description: "Whether to show the home page",
-    type: "boolean",
-    value: "true",
-    category: "general",
-    secret: false,
+  share: {
+    allowRegistration: {
+      type: "boolean",
+      defaultValue: "true",
+      secret: false,
+    },
+    allowUnauthenticatedShares: {
+      type: "boolean",
+      defaultValue: "false",
+      secret: false,
+    },
+    maxExpiration: {
+      type: "number",
+      defaultValue: "0",
+      secret: false,
+    },
+    maxSize: {
+      type: "number",
+      defaultValue: "1000000000",
+      secret: false,
+    },
+    zipCompressionLevel: {
+      type: "number",
+      defaultValue: "9",
+    },
+    chunkSize: {
+      type: "number",
+      defaultValue: "10000000",
+      secret: false,
+    },
+    autoOpenShareModal: {
+      type: "boolean",
+      defaultValue: "false",
+      secret: false,
+    },
   },
-  {
-    key: "ALLOW_REGISTRATION",
-    description: "Whether registration is allowed",
-    type: "boolean",
-    value: "true",
-    category: "share",
-    secret: false,
+  email: {
+    enableShareEmailRecipients: {
+      type: "boolean",
+      defaultValue: "false",
+      secret: false,
+    },
+    shareRecipientsSubject: {
+      type: "string",
+      defaultValue: "Files shared with you",
+    },
+    shareRecipientsMessage: {
+      type: "text",
+      defaultValue:
+        "Hey!\n\n{creator} shared some files with you, view or download the files with this link: {shareUrl}\n\nThe share will expire {expires}.\n\nNote: {desc}\n\nShared securely with Pingvin Share 🐧",
+    },
+    reverseShareSubject: {
+      type: "string",
+      defaultValue: "Reverse share link used",
+    },
+    reverseShareMessage: {
+      type: "text",
+      defaultValue:
+        "Hey!\n\nA share was just created with your reverse share link: {shareUrl}\n\nShared securely with Pingvin Share 🐧",
+    },
+    resetPasswordSubject: {
+      type: "string",
+      defaultValue: "Pingvin Share password reset",
+    },
+    resetPasswordMessage: {
+      type: "text",
+      defaultValue:
+        "Hey!\n\nYou requested a password reset. Click this link to reset your password: {url}\nThe link expires in a hour.\n\nPingvin Share 🐧",
+    },
+    inviteSubject: {
+      type: "string",
+      defaultValue: "Pingvin Share invite",
+    },
+    inviteMessage: {
+      type: "text",
+      defaultValue:
+        'Hey!\n\nYou were invited to Pingvin Share. Click this link to accept the invite: {url}\n\nYou can use the email "{email}" and the password "{password}" to sign in.\n\nPingvin Share 🐧',
+    },
   },
-  {
-    key: "ALLOW_UNAUTHENTICATED_SHARES",
-    description: "Whether unauthorized users can create shares",
-    type: "boolean",
-    value: "false",
-    category: "share",
-    secret: false,
-  },
-  {
-    key: "MAX_FILE_SIZE",
-    description: "Maximum file size in bytes",
-    type: "number",
-    value: "1000000000",
-    category: "share",
-    secret: false,
-  },
-  {
-    key: "JWT_SECRET",
-    description: "Long random string used to sign JWT tokens",
-    type: "string",
-    value: crypto.randomBytes(256).toString("base64"),
-    category: "internal",
-    locked: true,
-  },
-  {
-    key: "TOTP_SECRET",
-    description: "A 16 byte random string used to generate TOTP secrets",
-    type: "string",
-    value: crypto.randomBytes(16).toString("base64"),
-    category: "internal",
-    locked: true,
-  },
-  {
-    key: "ENABLE_EMAIL_RECIPIENTS",
-    description:
-      "Whether to send emails to recipients. Only set this to true if you entered the host, port, email, user and password of your SMTP server.",
-    type: "boolean",
-    value: "false",
-    category: "email",
-    secret: false,
-  },
-  {
-    key: "EMAIL_MESSAGE",
-    description:
-      "Message which gets sent to the recipients. {creator} and {shareUrl} will be replaced with the creator's name and the share URL.",
-    type: "text",
-    value:
-      "Hey!\n{creator} shared some files with you. View or download the files with this link: {shareUrl}\nShared securely with Pingvin Share 🐧",
-      category: "email",
-  },
-  {
-    key: "EMAIL_SUBJECT",
-    description: "Subject of the email which gets sent to the recipients.",
-    type: "string",
-    value: "Files shared with you",
-    category: "email",
-  },
-  {
-    key: "SMTP_HOST",
-    description: "Host of the SMTP server",
-    type: "string",
-    value: "",
-  category: "email",
-  },
-  {
-    key: "SMTP_PORT",
-    description: "Port of the SMTP server",
-    type: "number",
-    value: "0",
-    category: "email",
-  },
-  {
-    key: "SMTP_EMAIL",
-    description: "Email address which the emails get sent from",
-    type: "string",
-    value: "",
-    category: "email",
-  },
-  {
-    key: "SMTP_USERNAME",
-    description: "Username of the SMTP server",
-    type: "string",
-    value: "",
-    category: "email",
-  },
-  {
-    key: "SMTP_PASSWORD",
-    description: "Password of the SMTP server",
-    type: "string",
-    value: "",
-    obscured: true,
-    category: "email",
-  },
-];
+  smtp: {
+    enabled: {
+      type: "boolean",
+      defaultValue: "false",
+      secret: false,
+    },
+    allowUnauthorizedCertificates: {
+      type: "boolean",
+      defaultValue: "false",
 
-const prisma = new PrismaClient();
+      secret: false,
+    },
+    host: {
+      type: "string",
+      defaultValue: "",
+    },
+    port: {
+      type: "number",
+      defaultValue: "0",
+    },
+    email: {
+      type: "string",
+      defaultValue: "",
+    },
+    username: {
+      type: "string",
+      defaultValue: "",
+    },
+    password: {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+  },
+  ldap: {
+    enabled: {
+      type: "boolean",
+      defaultValue: "false",
+      secret: false,
+    },
 
-async function main() {
-  for (const variable of configVariables) {
-    const existingConfigVariable = await prisma.config.findUnique({
-      where: { key: variable.key },
-    });
+    url: {
+      type: "string",
+      defaultValue: "",
+    },
 
-    // Create a new config variable if it doesn't exist
-    if (!existingConfigVariable) {
-      await prisma.config.create({
-        data: variable,
-      });
+    bindDn: {
+      type: "string",
+      defaultValue: "",
+    },
+    bindPassword: {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+
+    searchBase: {
+      type: "string",
+      defaultValue: "",
+    },
+    searchQuery: {
+      type: "string",
+      defaultValue: ""
+    },
+
+    adminGroups: {
+      type: "string",
+      defaultValue: ""
+    },
+
+    fieldNameMemberOf: {
+      type: "string",
+      defaultValue: "memberOf",
+    },
+    fieldNameEmail: {
+      type: "string",
+      defaultValue: "userPrincipalName",
     }
-  }
+  },
+  oauth: {
+    "allowRegistration": {
+      type: "boolean",
+      defaultValue: "true",
+    },
+    "ignoreTotp": {
+      type: "boolean",
+      defaultValue: "true",
+    },
+    "disablePassword": {
+      type: "boolean",
+      defaultValue: "false",
+      secret: false,
+    },
+    "github-enabled": {
+      type: "boolean",
+      defaultValue: "false",
+    },
+    "github-clientId": {
+      type: "string",
+      defaultValue: "",
+    },
+    "github-clientSecret": {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+    "google-enabled": {
+      type: "boolean",
+      defaultValue: "false",
+    },
+    "google-clientId": {
+      type: "string",
+      defaultValue: "",
+    },
+    "google-clientSecret": {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+    "microsoft-enabled": {
+      type: "boolean",
+      defaultValue: "false",
+    },
+    "microsoft-tenant": {
+      type: "string",
+      defaultValue: "common",
+    },
+    "microsoft-clientId": {
+      type: "string",
+      defaultValue: "",
+    },
+    "microsoft-clientSecret": {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+    "discord-enabled": {
+      type: "boolean",
+      defaultValue: "false",
+    },
+    "discord-limitedGuild": {
+      type: "string",
+      defaultValue: "",
+    },
+    "discord-limitedUsers": {
+      type: "string",
+      defaultValue: "",
+    },
+    "discord-clientId": {
+      type: "string",
+      defaultValue: "",
+    },
+    "discord-clientSecret": {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+    "oidc-enabled": {
+      type: "boolean",
+      defaultValue: "false",
+    },
+    "oidc-discoveryUri": {
+      type: "string",
+      defaultValue: "",
+    },
+    "oidc-signOut": {
+      type: "boolean",
+      defaultValue: "false",
+    },
+    "oidc-usernameClaim": {
+      type: "string",
+      defaultValue: "",
+    },
+    "oidc-rolePath": {
+      type: "string",
+      defaultValue: "",
+    },
+    "oidc-roleGeneralAccess": {
+      type: "string",
+      defaultValue: "",
+    },
+    "oidc-roleAdminAccess": {
+      type: "string",
+      defaultValue: "",
+    },
+    "oidc-clientId": {
+      type: "string",
+      defaultValue: "",
+    },
+    "oidc-clientSecret": {
+      type: "string",
+      defaultValue: "",
+      obscured: true,
+    },
+  },
+};
 
-  const configVariablesFromDatabase = await prisma.config.findMany();
+type ConfigVariables = {
+  [category: string]: {
+    [variable: string]: Omit<
+      Prisma.ConfigCreateInput,
+      "name" | "category" | "order"
+    >;
+  };
+};
 
-  // Delete the config variable if it doesn't exist anymore
-  for (const configVariableFromDatabase of configVariablesFromDatabase) {
-    const configVariable = configVariables.find(
-      (v) => v.key == configVariableFromDatabase.key
-    );
-    if (!configVariable) {
-      await prisma.config.delete({
-        where: { key: configVariableFromDatabase.key },
+const prisma = new PrismaClient({
+  datasources: {
+    db: {
+      url:
+        process.env.DATABASE_URL ||
+        "file:../data/pingvin-share.db?connection_limit=1",
+    },
+  },
+});
+
+async function seedConfigVariables() {
+  for (const [category, configVariablesOfCategory] of Object.entries(
+    configVariables
+  )) {
+    let order = 0;
+    for (const [name, properties] of Object.entries(
+      configVariablesOfCategory
+    )) {
+      const existingConfigVariable = await prisma.config.findUnique({
+        where: { name_category: { name, category } },
       });
 
-      // Update the config variable if the metadata changed
-    } else if (
-      JSON.stringify({
-        ...configVariable,
-        key: configVariableFromDatabase.key,
-        value: configVariableFromDatabase.value,
-      }) != JSON.stringify(configVariableFromDatabase)
-    ) {
-      await prisma.config.update({
-        where: { key: configVariableFromDatabase.key },
-        data: {
-          ...configVariable,
-          key: configVariableFromDatabase.key,
-          value: configVariableFromDatabase.value,
-        },
-      });
+      // Create a new config variable if it doesn't exist
+      if (!existingConfigVariable) {
+        await prisma.config.create({
+          data: {
+            order,
+            name,
+            ...properties,
+            category,
+          },
+        });
+      }
+      order++;
     }
   }
 }
-main()
+
+async function migrateConfigVariables() {
+  const existingConfigVariables = await prisma.config.findMany();
+  const orderMap: { [category: string]: number } = {};
+
+  for (const existingConfigVariable of existingConfigVariables) {
+    const configVariable =
+      configVariables[existingConfigVariable.category]?.[
+      existingConfigVariable.name
+      ];
+
+    // Delete the config variable if it doesn't exist in the seed
+    if (!configVariable) {
+      await prisma.config.delete({
+        where: {
+          name_category: {
+            name: existingConfigVariable.name,
+            category: existingConfigVariable.category,
+          },
+        },
+      });
+
+      // Update the config variable if it exists in the seed
+    } else {
+      const variableOrder = Object.keys(
+        configVariables[existingConfigVariable.category]
+      ).indexOf(existingConfigVariable.name);
+      await prisma.config.update({
+        where: {
+          name_category: {
+            name: existingConfigVariable.name,
+            category: existingConfigVariable.category,
+          },
+        },
+        data: {
+          ...configVariable,
+          name: existingConfigVariable.name,
+          category: existingConfigVariable.category,
+          value: existingConfigVariable.value,
+          order: variableOrder,
+        },
+      });
+      orderMap[existingConfigVariable.category] = variableOrder + 1;
+    }
+  }
+}
+
+seedConfigVariables()
+  .then(() => migrateConfigVariables())
   .then(async () => {
     await prisma.$disconnect();
   })

backend/src/app.controller.ts

@@ -0,0 +1,19 @@
+import { Controller, Get, Res } from "@nestjs/common";
+import { Response } from "express";
+import { PrismaService } from "./prisma/prisma.service";
+
+@Controller("/")
+export class AppController {
+  constructor(private prismaService: PrismaService) {}
+
+  @Get("health")
+  async health(@Res({ passthrough: true }) res: Response) {
+    try {
+      await this.prismaService.config.findMany();
+      return "OK";
+    } catch {
+      res.statusCode = 500;
+      return "ERROR";
+    }
+  }
+}

backend/src/app.module.ts

@@ -1,19 +1,22 @@
-import { HttpException, HttpStatus, Module } from "@nestjs/common";
+import { Module } from "@nestjs/common";
 
 import { ScheduleModule } from "@nestjs/schedule";
 import { AuthModule } from "./auth/auth.module";
 
-import { MulterModule } from "@nestjs/platform-express";
-import { ThrottlerModule } from "@nestjs/throttler";
-import { Request } from "express";
+import { CacheModule } from "@nestjs/cache-manager";
+import { APP_GUARD } from "@nestjs/core";
+import { ThrottlerGuard, ThrottlerModule } from "@nestjs/throttler";
+import { AppController } from "./app.controller";
+import { ClamScanModule } from "./clamscan/clamscan.module";
 import { ConfigModule } from "./config/config.module";
-import { ConfigService } from "./config/config.service";
 import { EmailModule } from "./email/email.module";
 import { FileModule } from "./file/file.module";
+import { JobsModule } from "./jobs/jobs.module";
+import { OAuthModule } from "./oauth/oauth.module";
 import { PrismaModule } from "./prisma/prisma.module";
+import { ReverseShareModule } from "./reverseShare/reverseShare.module";
 import { ShareModule } from "./share/share.module";
 import { UserModule } from "./user/user.module";
-import { JobsModule } from "./jobs/jobs.module";
 
 @Module({
   imports: [
@@ -25,29 +28,26 @@ import { JobsModule } from "./jobs/jobs.module";
     ConfigModule,
     JobsModule,
     UserModule,
-    MulterModule.registerAsync({
-      useFactory: (config: ConfigService) => ({
-        fileFilter: (req: Request, file, cb) => {
-          const MAX_FILE_SIZE = config.get("MAX_FILE_SIZE");
-          const requestFileSize = parseInt(req.headers["content-length"]);
-          const isValidFileSize = requestFileSize <= MAX_FILE_SIZE;
-          cb(
-            !isValidFileSize &&
-              new HttpException(
-                `File must be smaller than ${MAX_FILE_SIZE} bytes`,
-                HttpStatus.PAYLOAD_TOO_LARGE
-              ),
-            isValidFileSize
-          );
-        },
-      }),
-      inject: [ConfigService],
-    }),
-    ThrottlerModule.forRoot({
-      ttl: 60,
-      limit: 100,
-    }),
+    ThrottlerModule.forRoot([
+      {
+        ttl: 60,
+        limit: 100,
+      },
+    ]),
     ScheduleModule.forRoot(),
+    ClamScanModule,
+    ReverseShareModule,
+    OAuthModule,
+    CacheModule.register({
+      isGlobal: true,
+    }),
+  ],
+  controllers: [AppController],
+  providers: [
+    {
+      provide: APP_GUARD,
+      useClass: ThrottlerGuard,
+    },
   ],
 })
 export class AppModule {}

backend/src/auth/auth.controller.ts

@@ -3,6 +3,7 @@ import {
   Controller,
   ForbiddenException,
   HttpCode,
+  Param,
   Patch,
   Post,
   Req,
@@ -21,6 +22,8 @@ import { AuthRegisterDTO } from "./dto/authRegister.dto";
 import { AuthSignInDTO } from "./dto/authSignIn.dto";
 import { AuthSignInTotpDTO } from "./dto/authSignInTotp.dto";
 import { EnableTotpDTO } from "./dto/enableTotp.dto";
+import { ResetPasswordDTO } from "./dto/resetPassword.dto";
+import { TokenDTO } from "./dto/token.dto";
 import { UpdatePasswordDTO } from "./dto/updatePassword.dto";
 import { VerifyTotpDTO } from "./dto/verifyTotp.dto";
 import { JwtGuard } from "./guard/jwt.guard";
@@ -30,99 +33,164 @@ export class AuthController {
   constructor(
     private authService: AuthService,
     private authTotpService: AuthTotpService,
-    private config: ConfigService
+    private config: ConfigService,
   ) {}
 
-  @Throttle(10, 5 * 60)
   @Post("signUp")
+  @Throttle({
+    default: {
+      limit: 20,
+      ttl: 5 * 60,
+    },
+  })
   async signUp(
     @Body() dto: AuthRegisterDTO,
-    @Res({ passthrough: true }) response: Response
+    @Req() { ip }: Request,
+    @Res({ passthrough: true }) response: Response,
   ) {
-    if (!this.config.get("ALLOW_REGISTRATION"))
+    if (!this.config.get("share.allowRegistration"))
       throw new ForbiddenException("Registration is not allowed");
-    const result = await this.authService.signUp(dto);
 
-    response = this.addTokensToResponse(
+    const result = await this.authService.signUp(dto, ip);
+
+    this.authService.addTokensToResponse(
       response,
+      result.refreshToken,
       result.accessToken,
-      result.refreshToken
     );
 
     return result;
   }
 
-  @Throttle(10, 5 * 60)
   @Post("signIn")
+  @Throttle({
+    default: {
+      limit: 20,
+      ttl: 5 * 60,
+    },
+  })
   @HttpCode(200)
   async signIn(
     @Body() dto: AuthSignInDTO,
-    @Res({ passthrough: true }) response: Response
+    @Req() { ip }: Request,
+    @Res({ passthrough: true }) response: Response,
   ) {
-    const result = await this.authService.signIn(dto);
+    const result = await this.authService.signIn(dto, ip);
 
     if (result.accessToken && result.refreshToken) {
-      response = this.addTokensToResponse(
+      this.authService.addTokensToResponse(
         response,
+        result.refreshToken,
         result.accessToken,
-        result.refreshToken
       );
     }
 
     return result;
   }
 
-  @Throttle(10, 5 * 60)
   @Post("signIn/totp")
+  @Throttle({
+    default: {
+      limit: 20,
+      ttl: 5 * 60,
+    },
+  })
   @HttpCode(200)
   async signInTotp(
     @Body() dto: AuthSignInTotpDTO,
-    @Res({ passthrough: true }) response: Response
+    @Res({ passthrough: true }) response: Response,
   ) {
     const result = await this.authTotpService.signInTotp(dto);
 
-    response = this.addTokensToResponse(
+    this.authService.addTokensToResponse(
       response,
+      result.refreshToken,
       result.accessToken,
-      result.refreshToken
     );
 
-    return result;
+    return new TokenDTO().from(result);
+  }
+
+  @Post("resetPassword/:email")
+  @Throttle({
+    default: {
+      limit: 20,
+      ttl: 5 * 60,
+    },
+  })
+  @HttpCode(202)
+  async requestResetPassword(@Param("email") email: string) {
+    await this.authService.requestResetPassword(email);
+  }
+
+  @Post("resetPassword")
+  @Throttle({
+    default: {
+      limit: 20,
+      ttl: 5 * 60,
+    },
+  })
+  @HttpCode(204)
+  async resetPassword(@Body() dto: ResetPasswordDTO) {
+    return await this.authService.resetPassword(dto.token, dto.password);
   }
 
   @Patch("password")
   @UseGuards(JwtGuard)
-  async updatePassword(@GetUser() user: User, @Body() dto: UpdatePasswordDTO) {
-    await this.authService.updatePassword(user, dto.oldPassword, dto.password);
+  async updatePassword(
+    @GetUser() user: User,
+    @Res({ passthrough: true }) response: Response,
+    @Body() dto: UpdatePasswordDTO,
+  ) {
+    const result = await this.authService.updatePassword(
+      user,
+      dto.password,
+      dto.oldPassword,
+    );
+
+    this.authService.addTokensToResponse(response, result.refreshToken);
+    return new TokenDTO().from(result);
   }
 
   @Post("token")
   @HttpCode(200)
   async refreshAccessToken(
     @Req() request: Request,
-    @Res({ passthrough: true }) response: Response
+    @Res({ passthrough: true }) response: Response,
   ) {
     if (!request.cookies.refresh_token) throw new UnauthorizedException();
 
     const accessToken = await this.authService.refreshAccessToken(
-      request.cookies.refresh_token
+      request.cookies.refresh_token,
     );
-    response.cookie("access_token", accessToken, { httpOnly: true });
-    return { accessToken };
+    this.authService.addTokensToResponse(response, undefined, accessToken);
+    return new TokenDTO().from({ accessToken });
   }
 
   @Post("signOut")
   async signOut(
     @Req() request: Request,
-    @Res({ passthrough: true }) response: Response
+    @Res({ passthrough: true }) response: Response,
   ) {
-    await this.authService.signOut(request.cookies.access_token);
-    response.cookie("access_token", "accessToken", { maxAge: -1 });
+    const redirectURI = await this.authService.signOut(
+      request.cookies.access_token,
+    );
+
+    const isSecure = this.config.get("general.appUrl").startsWith("https");
+    response.cookie("access_token", "", {
+      maxAge: -1,
+      secure: isSecure,
+    });
     response.cookie("refresh_token", "", {
       path: "/api/auth/token",
       httpOnly: true,
       maxAge: -1,
+      secure: isSecure,
     });
+
+    if (typeof redirectURI === "string") {
+      return { redirectURI: redirectURI.toString() };
+    }
   }
 
   @Post("totp/enable")
@@ -143,19 +211,4 @@ export class AuthController {
     // Note: We use VerifyTotpDTO here because it has both fields we need: password and totp code
     return this.authTotpService.disableTotp(user, body.password, body.code);
   }
-
-  private addTokensToResponse(
-    response: Response,
-    accessToken: string,
-    refreshToken: string
-  ) {
-    response.cookie("access_token", accessToken);
-    response.cookie("refresh_token", refreshToken, {
-      path: "/api/auth/token",
-      httpOnly: true,
-      maxAge: 60 * 60 * 24 * 30 * 3,
-    });
-
-    return response;
-  }
 }

backend/src/auth/auth.module.ts

@@ -1,14 +1,25 @@
-import { Module } from "@nestjs/common";
+import { forwardRef, Module } from "@nestjs/common";
 import { JwtModule } from "@nestjs/jwt";
+import { EmailModule } from "src/email/email.module";
 import { AuthController } from "./auth.controller";
 import { AuthService } from "./auth.service";
 import { AuthTotpService } from "./authTotp.service";
 import { JwtStrategy } from "./strategy/jwt.strategy";
+import { LdapService } from "./ldap.service";
+import { UserModule } from "../user/user.module";
+import { OAuthModule } from "../oauth/oauth.module";
 
 @Module({
-  imports: [JwtModule.register({})],
+  imports: [
+    JwtModule.register({
+      global: true,
+    }),
+    EmailModule,
+    forwardRef(() => OAuthModule),
+    UserModule,
+  ],
   controllers: [AuthController],
-  providers: [AuthService, AuthTotpService, JwtStrategy],
+  providers: [AuthService, AuthTotpService, JwtStrategy, LdapService],
   exports: [AuthService],
 })
 export class AuthModule {}

backend/src/auth/auth.service.ts

@@ -1,96 +1,217 @@
 import {
   BadRequestException,
   ForbiddenException,
+  forwardRef,
+  Inject,
   Injectable,
+  Logger,
   UnauthorizedException,
 } from "@nestjs/common";
 import { JwtService } from "@nestjs/jwt";
 import { User } from "@prisma/client";
-import { PrismaClientKnownRequestError } from "@prisma/client/runtime";
+import { PrismaClientKnownRequestError } from "@prisma/client/runtime/library";
 import * as argon from "argon2";
+import { Request, Response } from "express";
 import * as moment from "moment";
 import { ConfigService } from "src/config/config.service";
+import { EmailService } from "src/email/email.service";
 import { PrismaService } from "src/prisma/prisma.service";
+import { OAuthService } from "../oauth/oauth.service";
+import { GenericOidcProvider } from "../oauth/provider/genericOidc.provider";
+import { UserSevice } from "../user/user.service";
 import { AuthRegisterDTO } from "./dto/authRegister.dto";
 import { AuthSignInDTO } from "./dto/authSignIn.dto";
+import { LdapService } from "./ldap.service";
 
 @Injectable()
 export class AuthService {
   constructor(
     private prisma: PrismaService,
     private jwtService: JwtService,
-    private config: ConfigService
+    private config: ConfigService,
+    private emailService: EmailService,
+    private ldapService: LdapService,
+    private userService: UserSevice,
+    @Inject(forwardRef(() => OAuthService)) private oAuthService: OAuthService,
   ) {}
+  private readonly logger = new Logger(AuthService.name);
 
-  async signUp(dto: AuthRegisterDTO) {
-    const hash = await argon.hash(dto.password);
+  async signUp(dto: AuthRegisterDTO, ip: string, isAdmin?: boolean) {
+    const isFirstUser = (await this.prisma.user.count()) == 0;
+
+    const hash = dto.password ? await argon.hash(dto.password) : null;
     try {
       const user = await this.prisma.user.create({
         data: {
           email: dto.email,
           username: dto.username,
           password: hash,
-          isAdmin: !this.config.get("SETUP_FINISHED"),
+          isAdmin: isAdmin ?? isFirstUser,
         },
       });
 
       const { refreshToken, refreshTokenId } = await this.createRefreshToken(
-        user.id
+        user.id,
       );
       const accessToken = await this.createAccessToken(user, refreshTokenId);
 
-      return { accessToken, refreshToken };
+      this.logger.log(`User ${user.email} signed up from IP ${ip}`);
+      return { accessToken, refreshToken, user };
     } catch (e) {
       if (e instanceof PrismaClientKnownRequestError) {
         if (e.code == "P2002") {
           const duplicatedField: string = e.meta.target[0];
           throw new BadRequestException(
-            `A user with this ${duplicatedField} already exists`
+            `A user with this ${duplicatedField} already exists`,
           );
         }
       }
     }
   }
 
-  async signIn(dto: AuthSignInDTO) {
-    if (!dto.email && !dto.username)
+  async signIn(dto: AuthSignInDTO, ip: string) {
+    if (!dto.email && !dto.username) {
       throw new BadRequestException("Email or username is required");
+    }
 
-    const user = await this.prisma.user.findFirst({
-      where: {
-        OR: [{ email: dto.email }, { username: dto.username }],
-      },
-    });
+    if (!this.config.get("oauth.disablePassword")) {
+      const user = await this.prisma.user.findFirst({
+        where: {
+          OR: [{ email: dto.email }, { username: dto.username }],
+        },
+      });
 
-    if (!user || !(await argon.verify(user.password, dto.password)))
-      throw new UnauthorizedException("Wrong email or password");
+      if (user?.password && (await argon.verify(user.password, dto.password))) {
+        this.logger.log(
+          `Successful password login for user ${user.email} from IP ${ip}`,
+        );
+        return this.generateToken(user);
+      }
+    }
 
+    if (this.config.get("ldap.enabled")) {
+      /*
+       * E-mail-like user credentials are passed as the email property
+       * instead of the username. Since the username format does not matter
+       * when searching for users in LDAP, we simply use the username
+       * in whatever format it is provided.
+       */
+      const ldapUsername = dto.username || dto.email;
+      this.logger.debug(`Trying LDAP login for user ${ldapUsername}`);
+      const ldapUser = await this.ldapService.authenticateUser(
+        ldapUsername,
+        dto.password,
+      );
+      if (ldapUser) {
+        const user = await this.userService.findOrCreateFromLDAP(dto, ldapUser);
+        this.logger.log(
+          `Successful LDAP login for user ${ldapUsername} (${user.id}) from IP ${ip}`,
+        );
+        return this.generateToken(user);
+      }
+    }
+
+    this.logger.log(
+      `Failed login attempt for user ${dto.email || dto.username} from IP ${ip}`,
+    );
+    throw new UnauthorizedException("Wrong email or password");
+  }
+
+  async generateToken(user: User, oauth?: { idToken?: string }) {
     // TODO: Make all old loginTokens invalid when a new one is created
     // Check if the user has TOTP enabled
-    if (user.totpVerified) {
+    if (user.totpVerified && !(oauth && this.config.get("oauth.ignoreTotp"))) {
       const loginToken = await this.createLoginToken(user.id);
 
       return { loginToken };
     }
 
     const { refreshToken, refreshTokenId } = await this.createRefreshToken(
-      user.id
+      user.id,
+      oauth?.idToken,
     );
     const accessToken = await this.createAccessToken(user, refreshTokenId);
 
     return { accessToken, refreshToken };
   }
 
-  async updatePassword(user: User, oldPassword: string, newPassword: string) {
-    if (!(await argon.verify(user.password, oldPassword)))
-      throw new ForbiddenException("Invalid password");
+  async requestResetPassword(email: string) {
+    if (this.config.get("oauth.disablePassword"))
+      throw new ForbiddenException("Password sign in is disabled");
+
+    const user = await this.prisma.user.findFirst({
+      where: { email },
+      include: { resetPasswordToken: true },
+    });
+
+    if (!user) return;
+
+    if (user.ldapDN) {
+      this.logger.log(
+        `Failed password reset request for user ${email} because it is an LDAP user`,
+      );
+      throw new BadRequestException(
+        "This account can't reset its password here. Please contact your administrator.",
+      );
+    }
+
+    // Delete old reset password token
+    if (user.resetPasswordToken) {
+      await this.prisma.resetPasswordToken.delete({
+        where: { token: user.resetPasswordToken.token },
+      });
+    }
+
+    const { token } = await this.prisma.resetPasswordToken.create({
+      data: {
+        expiresAt: moment().add(1, "hour").toDate(),
+        user: { connect: { id: user.id } },
+      },
+    });
+
+    this.emailService.sendResetPasswordEmail(user.email, token);
+  }
+
+  async resetPassword(token: string, newPassword: string) {
+    if (this.config.get("oauth.disablePassword"))
+      throw new ForbiddenException("Password sign in is disabled");
+
+    const user = await this.prisma.user.findFirst({
+      where: { resetPasswordToken: { token } },
+    });
+
+    if (!user) throw new BadRequestException("Token invalid or expired");
+
+    const newPasswordHash = await argon.hash(newPassword);
+
+    await this.prisma.resetPasswordToken.delete({
+      where: { token },
+    });
+
+    await this.prisma.user.update({
+      where: { id: user.id },
+      data: { password: newPasswordHash },
+    });
+  }
+
+  async updatePassword(user: User, newPassword: string, oldPassword?: string) {
+    const isPasswordValid =
+      !user.password || (await argon.verify(user.password, oldPassword));
+
+    if (!isPasswordValid) throw new ForbiddenException("Invalid password");
 
     const hash = await argon.hash(newPassword);
 
-    this.prisma.user.update({
+    await this.prisma.refreshToken.deleteMany({
+      where: { userId: user.id },
+    });
+
+    await this.prisma.user.update({
       where: { id: user.id },
       data: { password: hash },
     });
+
+    return this.createRefreshToken(user.id);
   }
 
   async createAccessToken(user: User, refreshTokenId: string) {
@@ -98,21 +219,72 @@ export class AuthService {
       {
         sub: user.id,
         email: user.email,
+        isAdmin: user.isAdmin,
         refreshTokenId,
       },
       {
         expiresIn: "15min",
-        secret: this.config.get("JWT_SECRET"),
-      }
+        secret: this.config.get("internal.jwtSecret"),
+      },
     );
   }
 
   async signOut(accessToken: string) {
-    const { refreshTokenId } = this.jwtService.decode(accessToken) as {
-      refreshTokenId: string;
-    };
+    const { refreshTokenId } =
+      (this.jwtService.decode(accessToken) as {
+        refreshTokenId: string;
+      }) || {};
 
-    await this.prisma.refreshToken.delete({ where: { id: refreshTokenId } });
+    if (refreshTokenId) {
+      const oauthIDToken = await this.prisma.refreshToken
+        .findFirst({
+          select: { oauthIDToken: true },
+          where: { id: refreshTokenId },
+        })
+        .then((refreshToken) => refreshToken?.oauthIDToken)
+        .catch((e) => {
+          // Ignore error if refresh token doesn't exist
+          if (e.code != "P2025") throw e;
+        });
+      await this.prisma.refreshToken
+        .delete({ where: { id: refreshTokenId } })
+        .catch((e) => {
+          // Ignore error if refresh token doesn't exist
+          if (e.code != "P2025") throw e;
+        });
+
+      if (typeof oauthIDToken === "string") {
+        const [providerName, idTokenHint] = oauthIDToken.split(":");
+        const provider = this.oAuthService.availableProviders()[providerName];
+        let signOutFromProviderSupportedAndActivated = false;
+        try {
+          signOutFromProviderSupportedAndActivated = this.config.get(
+            `oauth.${providerName}-signOut`,
+          );
+        } catch (_) {
+          // Ignore error if the provider is not supported or if the provider sign out is not activated
+        }
+        if (
+          provider instanceof GenericOidcProvider &&
+          signOutFromProviderSupportedAndActivated
+        ) {
+          const configuration = await provider.getConfiguration();
+          if (
+            configuration.frontchannel_logout_supported &&
+            URL.canParse(configuration.end_session_endpoint)
+          ) {
+            const redirectURI = new URL(configuration.end_session_endpoint);
+            redirectURI.searchParams.append("post_logout_redirect_uri", this.config.get("general.appUrl"));
+            redirectURI.searchParams.append("id_token_hint", idTokenHint);
+            redirectURI.searchParams.append(
+              "client_id",
+              this.config.get(`oauth.${providerName}-clientId`),
+            );
+            return redirectURI.toString();
+          }
+        }
+      }
+    }
   }
 
   async refreshAccessToken(refreshToken: string) {
@@ -126,13 +298,19 @@ export class AuthService {
 
     return this.createAccessToken(
       refreshTokenMetaData.user,
-      refreshTokenMetaData.id
+      refreshTokenMetaData.id,
     );
   }
 
-  async createRefreshToken(userId: string) {
+  async createRefreshToken(userId: string, idToken?: string) {
     const { id, token } = await this.prisma.refreshToken.create({
-      data: { userId, expiresAt: moment().add(3, "months").toDate() },
+      data: {
+        userId,
+        expiresAt: moment()
+          .add(this.config.get("general.sessionDuration"), "hours")
+          .toDate(),
+        oauthIDToken: idToken,
+      },
     });
 
     return { refreshTokenId: id, refreshToken: token };
@@ -147,4 +325,44 @@ export class AuthService {
 
     return loginToken;
   }
+
+  addTokensToResponse(
+    response: Response,
+    refreshToken?: string,
+    accessToken?: string,
+  ) {
+    const isSecure = this.config.get("general.appUrl").startsWith("https");
+    if (accessToken)
+      response.cookie("access_token", accessToken, {
+        sameSite: "lax",
+        secure: isSecure,
+        maxAge: 1000 * 60 * 60 * 24 * 30 * 3, // 3 months
+      });
+    if (refreshToken)
+      response.cookie("refresh_token", refreshToken, {
+        path: "/api/auth/token",
+        httpOnly: true,
+        sameSite: "strict",
+        secure: isSecure,
+        maxAge: 1000 * 60 * 60 * this.config.get("general.sessionDuration"),
+      });
+  }
+
+  /**
+   * Returns the user id if the user is logged in, null otherwise
+   */
+  async getIdOfCurrentUser(request: Request): Promise<string | null> {
+    if (!request.cookies.access_token) return null;
+    try {
+      const payload = await this.jwtService.verifyAsync(
+        request.cookies.access_token,
+        {
+          secret: this.config.get("internal.jwtSecret"),
+        },
+      );
+      return payload.sub;
+    } catch {
+      return null;
+    }
+  }
 }

backend/src/auth/authTotp.service.ts

@@ -6,10 +6,8 @@ import {
 } from "@nestjs/common";
 import { User } from "@prisma/client";
 import * as argon from "argon2";
-import * as crypto from "crypto";
 import { authenticator, totp } from "otplib";
 import * as qrcode from "qrcode-svg";
-import { ConfigService } from "src/config/config.service";
 import { PrismaService } from "src/prisma/prisma.service";
 import { AuthService } from "./auth.service";
 import { AuthSignInTotpDTO } from "./dto/authSignInTotp.dto";
@@ -17,51 +15,34 @@ import { AuthSignInTotpDTO } from "./dto/authSignInTotp.dto";
 @Injectable()
 export class AuthTotpService {
   constructor(
-    private config: ConfigService,
     private prisma: PrismaService,
-    private authService: AuthService
+    private authService: AuthService,
   ) {}
 
   async signInTotp(dto: AuthSignInTotpDTO) {
-    if (!dto.email && !dto.username)
-      throw new BadRequestException("Email or username is required");
-
-    const user = await this.prisma.user.findFirst({
-      where: {
-        OR: [{ email: dto.email }, { username: dto.username }],
-      },
-    });
-
-    if (!user || !(await argon.verify(user.password, dto.password)))
-      throw new UnauthorizedException("Wrong email or password");
-
     const token = await this.prisma.loginToken.findFirst({
       where: {
         token: dto.loginToken,
       },
+      include: {
+        user: true,
+      },
     });
 
-    if (!token || token.userId != user.id || token.used)
+    if (!token || token.used)
       throw new UnauthorizedException("Invalid login token");
 
     if (token.expiresAt < new Date())
-      throw new UnauthorizedException("Login token expired");
+      throw new UnauthorizedException("Login token expired", "token_expired");
 
     // Check the TOTP code
-    const { totpSecret } = await this.prisma.user.findUnique({
-      where: { id: user.id },
-      select: { totpSecret: true },
-    });
+    const { totpSecret } = token.user;
 
     if (!totpSecret) {
       throw new BadRequestException("TOTP is not enabled");
     }
 
-    const decryptedSecret = this.decryptTotpSecret(totpSecret, dto.password);
-
-    const expected = authenticator.generate(decryptedSecret);
-
-    if (dto.totp !== expected) {
+    if (!authenticator.check(dto.totp, totpSecret)) {
       throw new BadRequestException("Invalid code");
     }
 
@@ -72,50 +53,15 @@ export class AuthTotpService {
     });
 
     const { refreshToken, refreshTokenId } =
-      await this.authService.createRefreshToken(user.id);
+      await this.authService.createRefreshToken(token.user.id);
     const accessToken = await this.authService.createAccessToken(
-      user,
-      refreshTokenId
+      token.user,
+      refreshTokenId,
     );
 
     return { accessToken, refreshToken };
   }
 
-  encryptTotpSecret(totpSecret: string, password: string) {
-    let iv = this.config.get("TOTP_SECRET");
-    iv = Buffer.from(iv, "base64");
-    const key = crypto
-      .createHash("sha256")
-      .update(String(password))
-      .digest("base64")
-      .substr(0, 32);
-
-    const cipher = crypto.createCipheriv("aes-256-cbc", key, iv);
-
-    let encrypted = cipher.update(totpSecret);
-
-    encrypted = Buffer.concat([encrypted, cipher.final()]);
-
-    return encrypted.toString("base64");
-  }
-
-  decryptTotpSecret(encryptedTotpSecret: string, password: string) {
-    let iv = this.config.get("TOTP_SECRET");
-    iv = Buffer.from(iv, "base64");
-    const key = crypto
-      .createHash("sha256")
-      .update(String(password))
-      .digest("base64")
-      .substr(0, 32);
-
-    const encryptedText = Buffer.from(encryptedTotpSecret, "base64");
-    const decipher = crypto.createDecipheriv("aes-256-cbc", key, iv);
-    let decrypted = decipher.update(encryptedText);
-    decrypted = Buffer.concat([decrypted, decipher.final()]);
-
-    return decrypted.toString();
-  }
-
   async enableTotp(user: User, password: string) {
     if (!(await argon.verify(user.password, password)))
       throw new ForbiddenException("Invalid password");
@@ -130,21 +76,19 @@ export class AuthTotpService {
       throw new BadRequestException("TOTP is already enabled");
     }
 
-    // TODO: Maybe make the issuer configurable with env vars?
     const secret = authenticator.generateSecret();
-    const encryptedSecret = this.encryptTotpSecret(secret, password);
 
     const otpURL = totp.keyuri(
       user.username || user.email,
       "pingvin-share",
-      secret
+      secret,
     );
 
     await this.prisma.user.update({
       where: { id: user.id },
       data: {
         totpEnabled: true,
-        totpSecret: encryptedSecret,
+        totpSecret: secret,
       },
     });
 
@@ -177,9 +121,7 @@ export class AuthTotpService {
       throw new BadRequestException("TOTP is not in progress");
     }
 
-    const decryptedSecret = this.decryptTotpSecret(totpSecret, password);
-
-    const expected = authenticator.generate(decryptedSecret);
+    const expected = authenticator.generate(totpSecret);
 
     if (code !== expected) {
       throw new BadRequestException("Invalid code");
@@ -208,9 +150,7 @@ export class AuthTotpService {
       throw new BadRequestException("TOTP is not enabled");
     }
 
-    const decryptedSecret = this.decryptTotpSecret(totpSecret, password);
-
-    const expected = authenticator.generate(decryptedSecret);
+    const expected = authenticator.generate(totpSecret);
 
     if (code !== expected) {
       throw new BadRequestException("Invalid code");

backend/src/auth/decorator/getUser.decorator.ts

@@ -5,5 +5,5 @@ export const GetUser = createParamDecorator(
     const request = ctx.switchToHttp().getRequest();
     const user = request.user;
     return data ? user?.[data] : user;
-  }
+  },
 );

backend/src/auth/dto/authRegister.dto.ts

@@ -1,4 +1,4 @@
-import { PickType } from "@nestjs/mapped-types";
+import { PickType } from "@nestjs/swagger";
 import { UserDTO } from "src/user/dto/user.dto";
 
 export class AuthRegisterDTO extends PickType(UserDTO, [

backend/src/auth/dto/authSignIn.dto.ts

@@ -1,4 +1,4 @@
-import { PickType } from "@nestjs/mapped-types";
+import { PickType } from "@nestjs/swagger";
 import { IsEmail, IsOptional, IsString } from "class-validator";
 import { UserDTO } from "src/user/dto/user.dto";
 

backend/src/auth/dto/authSignInTotp.dto.ts

@@ -1,18 +1,7 @@
-import { PickType } from "@nestjs/mapped-types";
-import { IsEmail, IsOptional, IsString } from "class-validator";
-import { UserDTO } from "src/user/dto/user.dto";
-
-export class AuthSignInTotpDTO extends PickType(UserDTO, [
-  "password",
-] as const) {
-  @IsEmail()
-  @IsOptional()
-  email: string;
-
-  @IsString()
-  @IsOptional()
-  username: string;
+import { IsString } from "class-validator";
+import { AuthSignInDTO } from "./authSignIn.dto";
 
+export class AuthSignInTotpDTO {
   @IsString()
   totp: string;
 

backend/src/auth/dto/enableTotp.dto.ts

@@ -1,4 +1,4 @@
-import { PickType } from "@nestjs/mapped-types";
+import { PickType } from "@nestjs/swagger";
 import { UserDTO } from "src/user/dto/user.dto";
 
 export class EnableTotpDTO extends PickType(UserDTO, ["password"] as const) {}

backend/src/auth/dto/resetPassword.dto.ts

@@ -0,0 +1,8 @@
+import { PickType } from "@nestjs/swagger";
+import { IsString } from "class-validator";
+import { UserDTO } from "src/user/dto/user.dto";
+
+export class ResetPasswordDTO extends PickType(UserDTO, ["password"]) {
+  @IsString()
+  token: string;
+}

backend/src/auth/dto/token.dto.ts

@@ -0,0 +1,15 @@
+import { Expose, plainToClass } from "class-transformer";
+
+export class TokenDTO {
+  @Expose()
+  accessToken: string;
+
+  @Expose()
+  refreshToken: string;
+
+  from(partial: Partial<TokenDTO>) {
+    return plainToClass(TokenDTO, partial, {
+      excludeExtraneousValues: true,
+    });
+  }
+}

backend/src/auth/dto/updatePassword.dto.ts

@@ -1,8 +1,9 @@
-import { PickType } from "@nestjs/mapped-types";
-import { IsString } from "class-validator";
+import { PickType } from "@nestjs/swagger";
+import { IsOptional, IsString } from "class-validator";
 import { UserDTO } from "src/user/dto/user.dto";
 
 export class UpdatePasswordDTO extends PickType(UserDTO, ["password"]) {
   @IsString()
-  oldPassword: string;
+  @IsOptional()
+  oldPassword?: string;
 }

backend/src/auth/dto/verifyTotp.dto.ts

@@ -1,4 +1,4 @@
-import { PickType } from "@nestjs/mapped-types";
+import { PickType } from "@nestjs/swagger";
 import { IsString } from "class-validator";
 import { UserDTO } from "src/user/dto/user.dto";
 

backend/src/auth/guard/jwt.guard.ts

@@ -11,7 +11,7 @@ export class JwtGuard extends AuthGuard("jwt") {
     try {
       return (await super.canActivate(context)) as boolean;
     } catch {
-      return this.config.get("ALLOW_UNAUTHENTICATED_SHARES");
+      return this.config.get("share.allowUnauthenticatedShares");
     }
   }
 }

backend/src/auth/ldap.service.ts

@@ -0,0 +1,105 @@
+import { Inject, Injectable, Logger } from "@nestjs/common";
+import { inspect } from "node:util";
+import { ConfigService } from "../config/config.service";
+import { Client, Entry, InvalidCredentialsError } from "ldapts";
+
+@Injectable()
+export class LdapService {
+  private readonly logger = new Logger(LdapService.name);
+  constructor(
+    @Inject(ConfigService)
+    private readonly serviceConfig: ConfigService,
+  ) {}
+
+  private async createLdapConnection(): Promise<Client> {
+    const ldapUrl = this.serviceConfig.get("ldap.url");
+    if (!ldapUrl) {
+      throw new Error("LDAP server URL is not defined");
+    }
+
+    const ldapClient = new Client({
+      url: ldapUrl,
+      timeout: 15_000,
+      connectTimeout: 15_000,
+    });
+
+    const bindDn = this.serviceConfig.get("ldap.bindDn") || null;
+    if (bindDn) {
+      try {
+        await ldapClient.bind(
+          bindDn,
+          this.serviceConfig.get("ldap.bindPassword"),
+        );
+      } catch (error) {
+        this.logger.warn(`Failed to bind to default user: ${error}`);
+        throw new Error("failed to bind to default user");
+      }
+    }
+
+    return ldapClient;
+  }
+
+  public async authenticateUser(
+    username: string,
+    password: string,
+  ): Promise<Entry | null> {
+    if (!username.match(/^[a-zA-Z0-9-_.@]+$/)) {
+      this.logger.verbose(
+        `Username ${username} does not match username pattern. Authentication failed.`,
+      );
+      return null;
+    }
+
+    const searchBase = this.serviceConfig.get("ldap.searchBase");
+    const searchQuery = this.serviceConfig
+      .get("ldap.searchQuery")
+      .replaceAll("%username%", username);
+
+    const ldapClient = await this.createLdapConnection();
+    try {
+      const { searchEntries } = await ldapClient.search(searchBase, {
+        filter: searchQuery,
+        scope: "sub",
+
+        attributes: ["*"],
+        returnAttributeValues: true,
+      });
+
+      if (searchEntries.length > 1) {
+        /* too many users found */
+        this.logger.verbose(
+          `Authentication for username ${username} failed. Too many users found with query ${searchQuery}`,
+        );
+        return null;
+      } else if (searchEntries.length == 0) {
+        /* user not found */
+        this.logger.verbose(
+          `Authentication for username ${username} failed. No user found with query ${searchQuery}`,
+        );
+        return null;
+      }
+
+      const targetEntity = searchEntries[0];
+      this.logger.verbose(
+        `Trying to authenticate ${username} against LDAP user ${targetEntity.dn}`,
+      );
+      try {
+        await ldapClient.bind(targetEntity.dn, password);
+        return targetEntity;
+      } catch (error) {
+        if (error instanceof InvalidCredentialsError) {
+          this.logger.verbose(
+            `Failed to authenticate ${username} against ${targetEntity.dn}. Invalid credentials.`,
+          );
+          return null;
+        }
+
+        this.logger.warn(`User bind failure: ${inspect(error)}`);
+        return null;
+      }
+    } catch (error) {
+      this.logger.warn(`Connect error: ${inspect(error)}`);
+      return null;
+    }
+  }
+}

backend/src/auth/strategy/jwt.strategy.ts

@@ -8,11 +8,14 @@ import { PrismaService } from "src/prisma/prisma.service";
 
 @Injectable()
 export class JwtStrategy extends PassportStrategy(Strategy) {
-  constructor(config: ConfigService, private prisma: PrismaService) {
-    config.get("JWT_SECRET");
+  constructor(
+    config: ConfigService,
+    private prisma: PrismaService,
+  ) {
+    config.get("internal.jwtSecret");
     super({
       jwtFromRequest: JwtStrategy.extractJWT,
-      secretOrKey: config.get("JWT_SECRET"),
+      secretOrKey: config.get("internal.jwtSecret"),
     });
   }
 

backend/src/clamscan/clamscan.module.ts

@@ -0,0 +1,10 @@
+import { forwardRef, Module } from "@nestjs/common";
+import { FileModule } from "src/file/file.module";
+import { ClamScanService } from "./clamscan.service";
+
+@Module({
+  imports: [forwardRef(() => FileModule)],
+  providers: [ClamScanService],
+  exports: [ClamScanService],
+})
+export class ClamScanModule {}

backend/src/clamscan/clamscan.service.ts

@@ -0,0 +1,88 @@
+import { Injectable, Logger } from "@nestjs/common";
+import * as NodeClam from "clamscan";
+import * as fs from "fs";
+import { FileService } from "src/file/file.service";
+import { PrismaService } from "src/prisma/prisma.service";
+import { CLAMAV_HOST, CLAMAV_PORT, SHARE_DIRECTORY } from "../constants";
+
+const clamscanConfig = {
+  clamdscan: {
+    host: CLAMAV_HOST,
+    port: CLAMAV_PORT,
+    localFallback: false,
+  },
+  preference: "clamdscan",
+};
+@Injectable()
+export class ClamScanService {
+  private readonly logger = new Logger(ClamScanService.name);
+
+  constructor(
+    private fileService: FileService,
+    private prisma: PrismaService,
+  ) {}
+
+  private ClamScan: Promise<NodeClam | null> = new NodeClam()
+    .init(clamscanConfig)
+    .then((res) => {
+      this.logger.log("ClamAV is active");
+      return res;
+    })
+    .catch(() => {
+      this.logger.log("ClamAV is not active");
+      return null;
+    });
+
+  async check(shareId: string) {
+    const clamScan = await this.ClamScan;
+
+    if (!clamScan) return [];
+
+    const infectedFiles = [];
+
+    const files = fs
+      .readdirSync(`${SHARE_DIRECTORY}/${shareId}`)
+      .filter((file) => file != "archive.zip");
+
+    for (const fileId of files) {
+      const { isInfected } = await clamScan
+        .isInfected(`${SHARE_DIRECTORY}/${shareId}/${fileId}`)
+        .catch(() => {
+          this.logger.log("ClamAV is not active");
+          return { isInfected: false };
+        });
+
+      const fileName = (
+        await this.prisma.file.findUnique({ where: { id: fileId } })
+      ).name;
+
+      if (isInfected) {
+        infectedFiles.push({ id: fileId, name: fileName });
+      }
+    }
+
+    return infectedFiles;
+  }
+
+  async checkAndRemove(shareId: string) {
+    const infectedFiles = await this.check(shareId);
+
+    if (infectedFiles.length > 0) {
+      await this.fileService.deleteAllFiles(shareId);
+      await this.prisma.file.deleteMany({ where: { shareId } });
+
+      const fileNames = infectedFiles.map((file) => file.name).join(", ");
+
+      await this.prisma.share.update({
+        where: { id: shareId },
+        data: {
+          removedReason: `Your share got removed because the file(s) ${fileNames} are malicious.`,
+        },
+      });
+
+      this.logger.warn(
+        `Share ${shareId} deleted because it contained ${infectedFiles.length} malicious file(s)`,
+      );
+    }
+  }
+}

backend/src/config/config.controller.ts

@@ -1,4 +1,18 @@
-import { Body, Controller, Get, Patch, Post, UseGuards } from "@nestjs/common";
+import {
+  Body,
+  Controller,
+  FileTypeValidator,
+  Get,
+  Param,
+  ParseFilePipe,
+  Patch,
+  Post,
+  UploadedFile,
+  UseGuards,
+  UseInterceptors,
+} from "@nestjs/common";
+import { FileInterceptor } from "@nestjs/platform-express";
+import { SkipThrottle } from "@nestjs/throttler";
 import { AdministratorGuard } from "src/auth/guard/isAdmin.guard";
 import { JwtGuard } from "src/auth/guard/jwt.guard";
 import { EmailService } from "src/email/email.service";
@@ -7,37 +21,36 @@ import { AdminConfigDTO } from "./dto/adminConfig.dto";
 import { ConfigDTO } from "./dto/config.dto";
 import { TestEmailDTO } from "./dto/testEmail.dto";
 import UpdateConfigDTO from "./dto/updateConfig.dto";
+import { LogoService } from "./logo.service";
 
 @Controller("configs")
 export class ConfigController {
   constructor(
     private configService: ConfigService,
-    private emailService: EmailService
+    private logoService: LogoService,
+    private emailService: EmailService,
   ) {}
 
   @Get()
+  @SkipThrottle()
   async list() {
     return new ConfigDTO().fromList(await this.configService.list());
   }
 
-  @Get("admin")
+  @Get("admin/:category")
   @UseGuards(JwtGuard, AdministratorGuard)
-  async listForAdmin() {
+  async getByCategory(@Param("category") category: string) {
     return new AdminConfigDTO().fromList(
-      await this.configService.listForAdmin()
+      await this.configService.getByCategory(category),
     );
   }
 
   @Patch("admin")
   @UseGuards(JwtGuard, AdministratorGuard)
   async updateMany(@Body() data: UpdateConfigDTO[]) {
-    await this.configService.updateMany(data);
-  }
-
-  @Post("admin/finishSetup")
-  @UseGuards(JwtGuard, AdministratorGuard)
-  async finishSetup() {
-    return await this.configService.finishSetup();
+    return new AdminConfigDTO().fromList(
+      await this.configService.updateMany(data),
+    );
   }
 
   @Post("admin/testEmail")
@@ -45,4 +58,18 @@ export class ConfigController {
   async testEmail(@Body() { email }: TestEmailDTO) {
     await this.emailService.sendTestMail(email);
   }
+
+  @Post("admin/logo")
+  @UseInterceptors(FileInterceptor("file"))
+  @UseGuards(JwtGuard, AdministratorGuard)
+  async uploadLogo(
+    @UploadedFile(
+      new ParseFilePipe({
+        validators: [new FileTypeValidator({ fileType: "image/png" })],
+      }),
+    )
+    file: Express.Multer.File,
+  ) {
+    return await this.logoService.create(file.buffer);
+  }
 }

backend/src/config/config.module.ts

@@ -3,6 +3,7 @@ import { EmailModule } from "src/email/email.module";
 import { PrismaService } from "src/prisma/prisma.service";
 import { ConfigController } from "./config.controller";
 import { ConfigService } from "./config.service";
+import { LogoService } from "./logo.service";
 
 @Global()
 @Module({
@@ -16,6 +17,7 @@ import { ConfigService } from "./config.service";
       inject: [PrismaService],
     },
     ConfigService,
+    LogoService,
   ],
   controllers: [ConfigController],
   exports: [ConfigService],

backend/src/config/config.service.ts

@@ -6,79 +6,114 @@ import {
 } from "@nestjs/common";
 import { Config } from "@prisma/client";
 import { PrismaService } from "src/prisma/prisma.service";
+import { EventEmitter } from "events";
 
+/**
+ * ConfigService extends EventEmitter to allow listening for config updates,
+ * now only `update` event will be emitted.
+ */
 @Injectable()
-export class ConfigService {
+export class ConfigService extends EventEmitter {
   constructor(
     @Inject("CONFIG_VARIABLES") private configVariables: Config[],
-    private prisma: PrismaService
-  ) {}
+    private prisma: PrismaService,
+  ) {
+    super();
+  }
 
-  get(key: string): any {
+  get(key: `${string}.${string}`): any {
     const configVariable = this.configVariables.filter(
-      (variable) => variable.key == key
+      (variable) => `${variable.category}.${variable.name}` == key,
     )[0];
 
     if (!configVariable) throw new Error(`Config variable ${key} not found`);
 
-    if (configVariable.type == "number") return parseInt(configVariable.value);
-    if (configVariable.type == "boolean") return configVariable.value == "true";
+    const value = configVariable.value ?? configVariable.defaultValue;
+
+    if (configVariable.type == "number") return parseInt(value);
+    if (configVariable.type == "boolean") return value == "true";
     if (configVariable.type == "string" || configVariable.type == "text")
-      return configVariable.value;
+      return value;
   }
 
-  async listForAdmin() {
-    return await this.prisma.config.findMany({
-      where: { locked: { equals: false } },
+  async getByCategory(category: string) {
+    const configVariables = await this.prisma.config.findMany({
+      orderBy: { order: "asc" },
+      where: { category, locked: { equals: false } },
+    });
+
+    return configVariables.map((variable) => {
+      return {
+        ...variable,
+        key: `${variable.category}.${variable.name}`,
+        value: variable.value ?? variable.defaultValue,
+      };
     });
   }
 
   async list() {
-    return await this.prisma.config.findMany({
+    const configVariables = await this.prisma.config.findMany({
       where: { secret: { equals: false } },
     });
+
+    return configVariables.map((variable) => {
+      return {
+        ...variable,
+        key: `${variable.category}.${variable.name}`,
+        value: variable.value ?? variable.defaultValue,
+      };
+    });
   }
 
   async updateMany(data: { key: string; value: string | number | boolean }[]) {
+    const response: Config[] = [];
+
     for (const variable of data) {
-      await this.update(variable.key, variable.value);
+      response.push(await this.update(variable.key, variable.value));
     }
 
-    return data;
+    return response;
   }
 
   async update(key: string, value: string | number | boolean) {
     const configVariable = await this.prisma.config.findUnique({
-      where: { key },
+      where: {
+        name_category: {
+          category: key.split(".")[0],
+          name: key.split(".")[1],
+        },
+      },
     });
 
     if (!configVariable || configVariable.locked)
       throw new NotFoundException("Config variable not found");
 
-    if (
+    if (value === "") {
+      value = null;
+    } else if (
       typeof value != configVariable.type &&
       typeof value == "string" &&
       configVariable.type != "text"
     ) {
       throw new BadRequestException(
-        `Config variable must be of type ${configVariable.type}`
+        `Config variable must be of type ${configVariable.type}`,
       );
     }
 
     const updatedVariable = await this.prisma.config.update({
-      where: { key },
-      data: { value: value.toString() },
+      where: {
+        name_category: {
+          category: key.split(".")[0],
+          name: key.split(".")[1],
+        },
+      },
+      data: { value: value === null ? null : value.toString() },
     });
 
     this.configVariables = await this.prisma.config.findMany();
 
+    this.emit("update", key, value);
+
     return updatedVariable;
   }
-
-  async finishSetup() {
-    return await this.prisma.config.update({
-      where: { key: "SETUP_FINISHED" },
-      data: { value: "true" },
-    });
-  }
 }

backend/src/config/dto/adminConfig.dto.ts

@@ -2,21 +2,21 @@ import { Expose, plainToClass } from "class-transformer";
 import { ConfigDTO } from "./config.dto";
 
 export class AdminConfigDTO extends ConfigDTO {
+  @Expose()
+  name: string;
+
   @Expose()
   secret: boolean;
 
+  @Expose()
+  defaultValue: string;
+
   @Expose()
   updatedAt: Date;
 
-  @Expose()
-  description: string;
-
   @Expose()
   obscured: boolean;
 
-  @Expose()
-  category: string;
-
   from(partial: Partial<AdminConfigDTO>) {
     return plainToClass(AdminConfigDTO, partial, {
       excludeExtraneousValues: true,
@@ -25,7 +25,7 @@ export class AdminConfigDTO extends ConfigDTO {
 
   fromList(partial: Partial<AdminConfigDTO>[]) {
     return partial.map((part) =>
-      plainToClass(AdminConfigDTO, part, { excludeExtraneousValues: true })
+      plainToClass(AdminConfigDTO, part, { excludeExtraneousValues: true }),
     );
   }
 }

backend/src/config/dto/config.dto.ts

@@ -12,7 +12,7 @@ export class ConfigDTO {
 
   fromList(partial: Partial<ConfigDTO>[]) {
     return partial.map((part) =>
-      plainToClass(ConfigDTO, part, { excludeExtraneousValues: true })
+      plainToClass(ConfigDTO, part, { excludeExtraneousValues: true }),
     );
   }
 }

backend/src/config/dto/updateConfig.dto.ts

@@ -1,11 +1,10 @@
-import { IsNotEmpty, IsString, ValidateIf } from "class-validator";
+import { IsNotEmpty, IsString } from "class-validator";
 
 class UpdateConfigDTO {
   @IsString()
   key: string;
 
   @IsNotEmpty()
-  @ValidateIf((dto) => dto.value !== "")
   value: string | number | boolean;
 }
 

backend/src/config/logo.service.ts

@@ -0,0 +1,33 @@
+import { Injectable } from "@nestjs/common";
+import * as fs from "fs";
+import * as sharp from "sharp";
+
+const IMAGES_PATH = "../frontend/public/img";
+
+@Injectable()
+export class LogoService {
+  async create(file: Buffer) {
+    const resized = await sharp(file).resize(900).toBuffer();
+    fs.writeFileSync(`${IMAGES_PATH}/logo.png`, resized, "binary");
+    this.createFavicon(file);
+    this.createPWAIcons(file);
+  }
+
+  async createFavicon(file: Buffer) {
+    const resized = await sharp(file).resize(16).toBuffer();
+    fs.promises.writeFile(`${IMAGES_PATH}/favicon.ico`, resized, "binary");
+  }
+
+  async createPWAIcons(file: Buffer) {
+    const sizes = [48, 72, 96, 128, 144, 152, 192, 384, 512];
+
+    for (const size of sizes) {
+      const resized = await sharp(file).resize(size).toBuffer();
+      fs.promises.writeFile(
+        `${IMAGES_PATH}/icons/icon-${size}x${size}.png`,
+        resized,
+        "binary",
+      );
+    }
+  }
+}

backend/src/constants.ts

@@ -0,0 +1,15 @@
+import { LogLevel } from "@nestjs/common";
+
+export const DATA_DIRECTORY = process.env.DATA_DIRECTORY || "./data";
+export const SHARE_DIRECTORY = `${DATA_DIRECTORY}/uploads/shares`;
+export const DATABASE_URL =
+  process.env.DATABASE_URL ||
+  "file:../data/pingvin-share.db?connection_limit=1";
+export const CLAMAV_HOST =
+  process.env.CLAMAV_HOST ||
+  (process.env.NODE_ENV == "docker" ? "clamav" : "127.0.0.1");
+export const CLAMAV_PORT = parseInt(process.env.CLAMAV_PORT) || 3310;
+
+export const LOG_LEVEL_AVAILABLE: LogLevel[] = ['verbose', 'debug', 'log', 'warn', 'error', 'fatal'];
+export const LOG_LEVEL_DEFAULT: LogLevel = process.env.NODE_ENV === 'development' ? "verbose" : "log";
+export const LOG_LEVEL_ENV = `${process.env.PV_LOG_LEVEL || ""}`;

backend/src/email/email.service.ts

@@ -1,48 +1,140 @@
-import { Injectable, InternalServerErrorException } from "@nestjs/common";
+import {
+  Injectable,
+  InternalServerErrorException,
+  Logger,
+} from "@nestjs/common";
 import { User } from "@prisma/client";
+import * as moment from "moment";
 import * as nodemailer from "nodemailer";
 import { ConfigService } from "src/config/config.service";
 
 @Injectable()
 export class EmailService {
   constructor(private config: ConfigService) {}
+  private readonly logger = new Logger(EmailService.name);
 
   getTransporter() {
+    if (!this.config.get("smtp.enabled"))
+      throw new InternalServerErrorException("SMTP is disabled");
+
+    const username = this.config.get("smtp.username");
+    const password = this.config.get("smtp.password");
+
     return nodemailer.createTransport({
-      host: this.config.get("SMTP_HOST"),
-      port: parseInt(this.config.get("SMTP_PORT")),
-      secure: parseInt(this.config.get("SMTP_PORT")) == 465,
-      auth: {
-        user: this.config.get("SMTP_USERNAME"),
-        pass: this.config.get("SMTP_PASSWORD"),
+      host: this.config.get("smtp.host"),
+      port: this.config.get("smtp.port"),
+      secure: this.config.get("smtp.port") == 465,
+      auth:
+        username || password ? { user: username, pass: password } : undefined,
+      tls: {
+        rejectUnauthorized: !this.config.get(
+          "smtp.allowUnauthorizedCertificates",
+        ),
       },
     });
   }
 
-  async sendMail(recipientEmail: string, shareId: string, creator: User) {
-    if (!this.config.get("ENABLE_EMAIL_RECIPIENTS"))
+  private async sendMail(email: string, subject: string, text: string) {
+    await this.getTransporter()
+      .sendMail({
+        from: `"${this.config.get("general.appName")}" <${this.config.get(
+          "smtp.email",
+        )}>`,
+        to: email,
+        subject,
+        text,
+      })
+      .catch((e) => {
+        this.logger.error(e);
+        throw new InternalServerErrorException("Failed to send email");
+      });
+  }
+
+  async sendMailToShareRecipients(
+    recipientEmail: string,
+    shareId: string,
+    creator?: User,
+    description?: string,
+    expiration?: Date,
+  ) {
+    if (!this.config.get("email.enableShareEmailRecipients"))
       throw new InternalServerErrorException("Email service disabled");
 
-    const shareUrl = `${this.config.get("APP_URL")}/share/${shareId}`;
+    const shareUrl = `${this.config.get("general.appUrl")}/s/${shareId}`;
 
-    await this.getTransporter().sendMail({
-      from: `"Pingvin Share" <${this.config.get("SMTP_EMAIL")}>`,
-      to: recipientEmail,
-      subject: this.config.get("EMAIL_SUBJECT"),
-      text: this.config
-        .get("EMAIL_MESSAGE")
+    await this.sendMail(
+      recipientEmail,
+      this.config.get("email.shareRecipientsSubject"),
+      this.config
+        .get("email.shareRecipientsMessage")
+        .replaceAll("\\n", "\n")
+        .replaceAll("{creator}", creator?.username ?? "Someone")
+        .replaceAll("{shareUrl}", shareUrl)
+        .replaceAll("{desc}", description ?? "No description")
+        .replaceAll(
+          "{expires}",
+          moment(expiration).unix() != 0
+            ? moment(expiration).fromNow()
+            : "in: never",
+        ),
+    );
+  }
+
+  async sendMailToReverseShareCreator(recipientEmail: string, shareId: string) {
+    const shareUrl = `${this.config.get("general.appUrl")}/s/${shareId}`;
+
+    await this.sendMail(
+      recipientEmail,
+      this.config.get("email.reverseShareSubject"),
+      this.config
+        .get("email.reverseShareMessage")
         .replaceAll("\\n", "\n")
-        .replaceAll("{creator}", creator.username)
         .replaceAll("{shareUrl}", shareUrl),
-    });
+    );
+  }
+
+  async sendResetPasswordEmail(recipientEmail: string, token: string) {
+    const resetPasswordUrl = `${this.config.get(
+      "general.appUrl",
+    )}/auth/resetPassword/${token}`;
+
+    await this.sendMail(
+      recipientEmail,
+      this.config.get("email.resetPasswordSubject"),
+      this.config
+        .get("email.resetPasswordMessage")
+        .replaceAll("\\n", "\n")
+        .replaceAll("{url}", resetPasswordUrl),
+    );
+  }
+
+  async sendInviteEmail(recipientEmail: string, password: string) {
+    const loginUrl = `${this.config.get("general.appUrl")}/auth/signIn`;
+
+    await this.sendMail(
+      recipientEmail,
+      this.config.get("email.inviteSubject"),
+      this.config
+        .get("email.inviteMessage")
+        .replaceAll("{url}", loginUrl)
+        .replaceAll("{password}", password)
+        .replaceAll("{email}", recipientEmail),
+    );
   }
 
   async sendTestMail(recipientEmail: string) {
-    await this.getTransporter().sendMail({
-      from: `"Pingvin Share" <${this.config.get("SMTP_EMAIL")}>`,
-      to: recipientEmail,
-      subject: "Test email",
-      text: "This is a test email",
-    });
+    await this.getTransporter()
+      .sendMail({
+        from: `"${this.config.get("general.appName")}" <${this.config.get(
+          "smtp.email",
+        )}>`,
+        to: recipientEmail,
+        subject: "Test email",
+        text: "This is a test email",
+      })
+      .catch((e) => {
+        this.logger.error(e);
+        throw new InternalServerErrorException(e.message);
+      });
   }
 }

backend/src/file/file.controller.ts

@@ -1,98 +1,99 @@
 import {
+  Body,
   Controller,
+  Delete,
   Get,
   Param,
   Post,
+  Query,
   Res,
   StreamableFile,
-  UploadedFile,
   UseGuards,
-  UseInterceptors,
 } from "@nestjs/common";
-import { FileInterceptor } from "@nestjs/platform-express";
+import { SkipThrottle } from "@nestjs/throttler";
 import * as contentDisposition from "content-disposition";
 import { Response } from "express";
-import { JwtGuard } from "src/auth/guard/jwt.guard";
-import { FileDownloadGuard } from "src/file/guard/fileDownload.guard";
-import { ShareDTO } from "src/share/dto/share.dto";
+import { CreateShareGuard } from "src/share/guard/createShare.guard";
 import { ShareOwnerGuard } from "src/share/guard/shareOwner.guard";
-import { ShareSecurityGuard } from "src/share/guard/shareSecurity.guard";
 import { FileService } from "./file.service";
+import { FileSecurityGuard } from "./guard/fileSecurity.guard";
 
 @Controller("shares/:shareId/files")
 export class FileController {
   constructor(private fileService: FileService) {}
 
   @Post()
-  @UseGuards(JwtGuard, ShareOwnerGuard)
-  @UseInterceptors(
-    FileInterceptor("file", {
-      dest: "./data/uploads/_temp/",
-    })
-  )
+  @SkipThrottle()
+  @UseGuards(CreateShareGuard, ShareOwnerGuard)
   async create(
-    @UploadedFile()
-    file: Express.Multer.File,
-    @Param("shareId") shareId: string
+    @Query()
+    query: {
+      id: string;
+      name: string;
+      chunkIndex: string;
+      totalChunks: string;
+    },
+    @Body() body: string,
+    @Param("shareId") shareId: string,
   ) {
-    // Fixes file names with special characters
-    file.originalname = Buffer.from(file.originalname, "latin1").toString(
-      "utf8"
+    const { id, name, chunkIndex, totalChunks } = query;
+
+    // Data can be empty if the file is empty
+    return await this.fileService.create(
+      body,
+      { index: parseInt(chunkIndex), total: parseInt(totalChunks) },
+      { id, name },
+      shareId,
     );
-    return new ShareDTO().from(await this.fileService.create(file, shareId));
-  }
-
-  @Get(":fileId/download")
-  @UseGuards(ShareSecurityGuard)
-  async getFileDownloadUrl(
-    @Param("shareId") shareId: string,
-    @Param("fileId") fileId: string
-  ) {
-    const url = this.fileService.getFileDownloadUrl(shareId, fileId);
-
-    return { url };
-  }
-
-  @Get("zip/download")
-  @UseGuards(ShareSecurityGuard)
-  async getZipArchiveDownloadURL(
-    @Param("shareId") shareId: string,
-    @Param("fileId") fileId: string
-  ) {
-    const url = this.fileService.getFileDownloadUrl(shareId, fileId);
-
-    return { url };
   }
 
   @Get("zip")
-  @UseGuards(FileDownloadGuard)
+  @UseGuards(FileSecurityGuard)
   async getZip(
     @Res({ passthrough: true }) res: Response,
-    @Param("shareId") shareId: string
+    @Param("shareId") shareId: string,
   ) {
     const zip = this.fileService.getZip(shareId);
     res.set({
       "Content-Type": "application/zip",
-      "Content-Disposition": `attachment ; filename="pingvin-share-${shareId}.zip"`,
+      "Content-Disposition": contentDisposition(`${shareId}.zip`),
     });
 
     return new StreamableFile(zip);
   }
 
   @Get(":fileId")
-  @UseGuards(FileDownloadGuard)
+  @UseGuards(FileSecurityGuard)
   async getFile(
     @Res({ passthrough: true }) res: Response,
     @Param("shareId") shareId: string,
-    @Param("fileId") fileId: string
+    @Param("fileId") fileId: string,
+    @Query("download") download = "true",
   ) {
     const file = await this.fileService.get(shareId, fileId);
-    res.set({
+
+    const headers = {
       "Content-Type": file.metaData.mimeType,
       "Content-Length": file.metaData.size,
-      "Content-Disposition": contentDisposition(file.metaData.name),
-    });
+      "Content-Security-Policy": "script-src 'none'",
+    };
+
+    if (download === "true") {
+      headers["Content-Disposition"] = contentDisposition(file.metaData.name);
+    }
+
+    res.set(headers);
 
     return new StreamableFile(file.file);
   }
+
+  @Delete(":fileId")
+  @SkipThrottle()
+  @UseGuards(ShareOwnerGuard)
+  async remove(
+    @Param("fileId") fileId: string,
+    @Param("shareId") shareId: string,
+  ) {
+    await this.fileService.remove(shareId, fileId);
+  }
 }

backend/src/file/file.module.ts

@@ -1,14 +1,14 @@
 import { Module } from "@nestjs/common";
 import { JwtModule } from "@nestjs/jwt";
+import { ReverseShareModule } from "src/reverseShare/reverseShare.module";
 import { ShareModule } from "src/share/share.module";
 import { FileController } from "./file.controller";
 import { FileService } from "./file.service";
-import { FileValidationPipe } from "./pipe/fileValidation.pipe";
 
 @Module({
-  imports: [JwtModule.register({}), ShareModule],
+  imports: [JwtModule.register({}), ReverseShareModule, ShareModule],
   controllers: [FileController],
-  providers: [FileService, FileValidationPipe],
+  providers: [FileService],
   exports: [FileService],
 })
 export class FileModule {}

backend/src/file/file.service.ts

@@ -1,49 +1,108 @@
 import {
   BadRequestException,
+  HttpException,
+  HttpStatus,
   Injectable,
   NotFoundException,
 } from "@nestjs/common";
 import { JwtService } from "@nestjs/jwt";
-import { randomUUID } from "crypto";
+import * as crypto from "crypto";
 import * as fs from "fs";
 import * as mime from "mime-types";
 import { ConfigService } from "src/config/config.service";
 import { PrismaService } from "src/prisma/prisma.service";
+import { SHARE_DIRECTORY } from "../constants";
 
 @Injectable()
 export class FileService {
   constructor(
     private prisma: PrismaService,
     private jwtService: JwtService,
-    private config: ConfigService
+    private config: ConfigService,
   ) {}
 
-  async create(file: Express.Multer.File, shareId: string) {
+  async create(
+    data: string,
+    chunk: { index: number; total: number },
+    file: { id?: string; name: string },
+    shareId: string,
+  ) {
+    if (!file.id) file.id = crypto.randomUUID();
+
     const share = await this.prisma.share.findUnique({
       where: { id: shareId },
+      include: { files: true, reverseShare: true },
     });
 
     if (share.uploadLocked)
       throw new BadRequestException("Share is already completed");
 
-    const fileId = randomUUID();
+    let diskFileSize: number;
+    try {
+      diskFileSize = fs.statSync(
+        `${SHARE_DIRECTORY}/${shareId}/${file.id}.tmp-chunk`,
+      ).size;
+    } catch {
+      diskFileSize = 0;
+    }
 
-    await fs.promises.mkdir(`./data/uploads/shares/${shareId}`, {
-      recursive: true,
-    });
-    fs.promises.rename(
-      `./data/uploads/_temp/${file.filename}`,
-      `./data/uploads/shares/${shareId}/${fileId}`
+    // If the sent chunk index and the expected chunk index doesn't match throw an error
+    const chunkSize = this.config.get("share.chunkSize");
+    const expectedChunkIndex = Math.ceil(diskFileSize / chunkSize);
+
+    if (expectedChunkIndex != chunk.index)
+      throw new BadRequestException({
+        message: "Unexpected chunk received",
+        error: "unexpected_chunk_index",
+        expectedChunkIndex,
+      });
+
+    const buffer = Buffer.from(data, "base64");
+
+    // Check if share size limit is exceeded
+    const fileSizeSum = share.files.reduce(
+      (n, { size }) => n + parseInt(size),
+      0,
     );
 
-    return await this.prisma.file.create({
-      data: {
-        id: fileId,
-        name: file.originalname,
-        size: file.size.toString(),
-        share: { connect: { id: shareId } },
-      },
-    });
+    const shareSizeSum = fileSizeSum + diskFileSize + buffer.byteLength;
+
+    if (
+      shareSizeSum > this.config.get("share.maxSize") ||
+      (share.reverseShare?.maxShareSize &&
+        shareSizeSum > parseInt(share.reverseShare.maxShareSize))
+    ) {
+      throw new HttpException(
+        "Max share size exceeded",
+        HttpStatus.PAYLOAD_TOO_LARGE,
+      );
+    }
+
+    fs.appendFileSync(
+      `${SHARE_DIRECTORY}/${shareId}/${file.id}.tmp-chunk`,
+      buffer,
+    );
+
+    const isLastChunk = chunk.index == chunk.total - 1;
+    if (isLastChunk) {
+      fs.renameSync(
+        `${SHARE_DIRECTORY}/${shareId}/${file.id}.tmp-chunk`,
+        `${SHARE_DIRECTORY}/${shareId}/${file.id}`,
+      );
+      const fileSize = fs.statSync(
+        `${SHARE_DIRECTORY}/${shareId}/${file.id}`,
+      ).size;
+      await this.prisma.file.create({
+        data: {
+          id: file.id,
+          name: file.name,
+          size: fileSize.toString(),
+          share: { connect: { id: shareId } },
+        },
+      });
+    }
+
+    return file;
   }
 
   async get(shareId: string, fileId: string) {
@@ -53,9 +112,7 @@ export class FileService {
 
     if (!fileMetaData) throw new NotFoundException("File not found");
 
-    const file = fs.createReadStream(
-      `./data/uploads/shares/${shareId}/${fileId}`
-    );
+    const file = fs.createReadStream(`${SHARE_DIRECTORY}/${shareId}/${fileId}`);
 
     return {
       metaData: {
@@ -67,48 +124,26 @@ export class FileService {
     };
   }
 
+  async remove(shareId: string, fileId: string) {
+    const fileMetaData = await this.prisma.file.findUnique({
+      where: { id: fileId },
+    });
+
+    if (!fileMetaData) throw new NotFoundException("File not found");
+
+    fs.unlinkSync(`${SHARE_DIRECTORY}/${shareId}/${fileId}`);
+
+    await this.prisma.file.delete({ where: { id: fileId } });
+  }
+
   async deleteAllFiles(shareId: string) {
-    await fs.promises.rm(`./data/uploads/shares/${shareId}`, {
+    await fs.promises.rm(`${SHARE_DIRECTORY}/${shareId}`, {
       recursive: true,
       force: true,
     });
   }
 
   getZip(shareId: string) {
-    return fs.createReadStream(`./data/uploads/shares/${shareId}/archive.zip`);
-  }
-
-  getFileDownloadUrl(shareId: string, fileId: string) {
-    const downloadToken = this.generateFileDownloadToken(shareId, fileId);
-
-    return `${this.config.get(
-      "APP_URL"
-    )}/api/shares/${shareId}/files/${fileId}?token=${downloadToken}`;
-  }
-
-  generateFileDownloadToken(shareId: string, fileId: string) {
-    if (fileId == "zip") fileId = undefined;
-
-    return this.jwtService.sign(
-      {
-        shareId,
-        fileId,
-      },
-      {
-        expiresIn: "10min",
-        secret: this.config.get("JWT_SECRET"),
-      }
-    );
-  }
-
-  verifyFileDownloadToken(shareId: string, token: string) {
-    try {
-      const claims = this.jwtService.verify(token, {
-        secret: this.config.get("JWT_SECRET"),
-      });
-      return claims.shareId == shareId;
-    } catch {
-      return false;
-    }
+    return fs.createReadStream(`${SHARE_DIRECTORY}/${shareId}/archive.zip`);
   }
 }

backend/src/file/guard/fileDownload.guard.ts

@@ -1,17 +0,0 @@
-import { CanActivate, ExecutionContext, Injectable } from "@nestjs/common";
-import { Request } from "express";
-import { FileService } from "src/file/file.service";
-
-@Injectable()
-export class FileDownloadGuard implements CanActivate {
-  constructor(private fileService: FileService) {}
-
-  async canActivate(context: ExecutionContext) {
-    const request: Request = context.switchToHttp().getRequest();
-
-    const token = request.query.token as string;
-    const { shareId } = request.params;
-
-    return this.fileService.verifyFileDownloadToken(shareId, token);
-  }
-}

backend/src/file/guard/fileSecurity.guard.ts

@@ -0,0 +1,67 @@
+import {
+  ExecutionContext,
+  ForbiddenException,
+  Injectable,
+  NotFoundException,
+} from "@nestjs/common";
+import { Request } from "express";
+import * as moment from "moment";
+import { PrismaService } from "src/prisma/prisma.service";
+import { ShareSecurityGuard } from "src/share/guard/shareSecurity.guard";
+import { ShareService } from "src/share/share.service";
+import { ConfigService } from "src/config/config.service";
+
+@Injectable()
+export class FileSecurityGuard extends ShareSecurityGuard {
+  constructor(
+    private _shareService: ShareService,
+    private _prisma: PrismaService,
+    _config: ConfigService,
+  ) {
+    super(_shareService, _prisma, _config);
+  }
+
+  async canActivate(context: ExecutionContext) {
+    const request: Request = context.switchToHttp().getRequest();
+
+    const shareId = Object.prototype.hasOwnProperty.call(
+      request.params,
+      "shareId",
+    )
+      ? request.params.shareId
+      : request.params.id;
+
+    const shareToken = request.cookies[`share_${shareId}_token`];
+
+    const share = await this._prisma.share.findUnique({
+      where: { id: shareId },
+      include: { security: true },
+    });
+
+    // If there is no share token the user requests a file directly
+    if (!shareToken) {
+      if (
+        !share ||
+        (moment().isAfter(share.expiration) &&
+          !moment(share.expiration).isSame(0))
+      ) {
+        throw new NotFoundException("File not found");
+      }
+
+      if (share.security?.password)
+        throw new ForbiddenException("This share is password protected");
+
+      if (share.security?.maxViews && share.security.maxViews <= share.views) {
+        throw new ForbiddenException(
+          "Maximum views exceeded",
+          "share_max_views_exceeded",
+        );
+      }
+
+      await this._shareService.increaseViewCount(share);
+      return true;
+    } else {
+      return super.canActivate(context);
+    }
+  }
+}

backend/src/file/pipe/fileValidation.pipe.ts

@@ -1,17 +0,0 @@
-import {
-  ArgumentMetadata,
-  BadRequestException,
-  Injectable,
-  PipeTransform,
-} from "@nestjs/common";
-import { ConfigService } from "src/config/config.service";
-
-@Injectable()
-export class FileValidationPipe implements PipeTransform {
-  constructor(private config: ConfigService) {}
-  async transform(value: any, metadata: ArgumentMetadata) {
-    if (value.size > this.config.get("MAX_FILE_SIZE"))
-      throw new BadRequestException("File is ");
-    return value;
-  }
-}

backend/src/jobs/jobs.module.ts

@@ -1,9 +1,10 @@
 import { Module } from "@nestjs/common";
 import { FileModule } from "src/file/file.module";
+import { ReverseShareModule } from "src/reverseShare/reverseShare.module";
 import { JobsService } from "./jobs.service";
 
 @Module({
-  imports: [FileModule],
+  imports: [FileModule, ReverseShareModule],
   providers: [JobsService],
 })
 export class JobsModule {}

backend/src/jobs/jobs.service.ts

@@ -1,15 +1,20 @@
-import { Injectable } from "@nestjs/common";
+import { Injectable, Logger } from "@nestjs/common";
 import { Cron } from "@nestjs/schedule";
 import * as fs from "fs";
 import * as moment from "moment";
 import { FileService } from "src/file/file.service";
 import { PrismaService } from "src/prisma/prisma.service";
+import { ReverseShareService } from "src/reverseShare/reverseShare.service";
+import { SHARE_DIRECTORY } from "../constants";
 
 @Injectable()
 export class JobsService {
+  private readonly logger = new Logger(JobsService.name);
+
   constructor(
     private prisma: PrismaService,
-    private fileService: FileService
+    private reverseShareService: ReverseShareService,
+    private fileService: FileService,
   ) {}
 
   @Cron("0 * * * *")
@@ -32,35 +37,105 @@ export class JobsService {
       await this.fileService.deleteAllFiles(expiredShare.id);
     }
 
-    if (expiredShares.length > 0)
-      console.log(`job: deleted ${expiredShares.length} expired shares`);
+    if (expiredShares.length > 0) {
+      this.logger.log(`Deleted ${expiredShares.length} expired shares`);
+    }
+  }
+
+  @Cron("0 * * * *")
+  async deleteExpiredReverseShares() {
+    const expiredReverseShares = await this.prisma.reverseShare.findMany({
+      where: {
+        shareExpiration: { lt: new Date() },
+      },
+    });
+
+    for (const expiredReverseShare of expiredReverseShares) {
+      await this.reverseShareService.remove(expiredReverseShare.id);
+    }
+
+    if (expiredReverseShares.length > 0) {
+      this.logger.log(
+        `Deleted ${expiredReverseShares.length} expired reverse shares`,
+      );
+    }
+  }
+
+  @Cron("0 */6 * * *")
+  async deleteUnfinishedShares() {
+    const unfinishedShares = await this.prisma.share.findMany({
+      where: {
+        createdAt: { lt: moment().subtract(1, "day").toDate() },
+        uploadLocked: false,
+      },
+    });
+
+    for (const unfinishedShare of unfinishedShares) {
+      await this.prisma.share.delete({
+        where: { id: unfinishedShare.id },
+      });
+
+      await this.fileService.deleteAllFiles(unfinishedShare.id);
+    }
+
+    if (unfinishedShares.length > 0) {
+      this.logger.log(`Deleted ${unfinishedShares.length} unfinished shares`);
+    }
   }
 
   @Cron("0 0 * * *")
   deleteTemporaryFiles() {
-    const files = fs.readdirSync("./data/uploads/_temp");
+    let filesDeleted = 0;
 
-    for (const file of files) {
-      const stats = fs.statSync(`./data/uploads/_temp/${file}`);
-      const isOlderThanOneDay = moment(stats.mtime)
-        .add(1, "day")
-        .isBefore(moment());
+    const shareDirectories = fs
+      .readdirSync(SHARE_DIRECTORY, { withFileTypes: true })
+      .filter((dirent) => dirent.isDirectory())
+      .map((dirent) => dirent.name);
 
-      if (isOlderThanOneDay) fs.rmSync(`./data/uploads/_temp/${file}`);
+    for (const shareDirectory of shareDirectories) {
+      const temporaryFiles = fs
+        .readdirSync(`${SHARE_DIRECTORY}/${shareDirectory}`)
+        .filter((file) => file.endsWith(".tmp-chunk"));
+
+      for (const file of temporaryFiles) {
+        const stats = fs.statSync(
+          `${SHARE_DIRECTORY}/${shareDirectory}/${file}`,
+        );
+        const isOlderThanOneDay = moment(stats.mtime)
+          .add(1, "day")
+          .isBefore(moment());
+
+        if (isOlderThanOneDay) {
+          fs.rmSync(`${SHARE_DIRECTORY}/${shareDirectory}/${file}`);
+          filesDeleted++;
+        }
+      }
     }
 
-    console.log(`job: deleted ${files.length} temporary files`);
+    this.logger.log(`Deleted ${filesDeleted} temporary files`);
   }
 
-  @Cron("0 * * * *")
-  async deleteExpiredRefreshTokens() {
-    const expiredRefreshTokens = await this.prisma.refreshToken.deleteMany({
+  @Cron("1 * * * *")
+  async deleteExpiredTokens() {
+    const { count: refreshTokenCount } =
+      await this.prisma.refreshToken.deleteMany({
+        where: { expiresAt: { lt: new Date() } },
+      });
+
+    const { count: loginTokenCount } = await this.prisma.loginToken.deleteMany({
       where: { expiresAt: { lt: new Date() } },
     });
 
-    if (expiredRefreshTokens.count > 0)
-      console.log(
-        `job: deleted ${expiredRefreshTokens.count} expired refresh tokens`
-      );
+    const { count: resetPasswordTokenCount } =
+      await this.prisma.resetPasswordToken.deleteMany({
+        where: { expiresAt: { lt: new Date() } },
+      });
+
+    const deletedTokensCount =
+      refreshTokenCount + loginTokenCount + resetPasswordTokenCount;
+
+    if (deletedTokensCount > 0) {
+      this.logger.log(`Deleted ${deletedTokensCount} expired refresh tokens`);
+    }
   }
 }

backend/src/main.ts

@@ -1,21 +1,84 @@
-import { ClassSerializerInterceptor, ValidationPipe } from "@nestjs/common";
+import {
+  ClassSerializerInterceptor,
+  Logger,
+  LogLevel,
+  ValidationPipe,
+} from "@nestjs/common";
 import { NestFactory, Reflector } from "@nestjs/core";
 import { NestExpressApplication } from "@nestjs/platform-express";
+import { DocumentBuilder, SwaggerModule } from "@nestjs/swagger";
+import * as bodyParser from "body-parser";
 import * as cookieParser from "cookie-parser";
+import { NextFunction, Request, Response } from "express";
 import * as fs from "fs";
 import { AppModule } from "./app.module";
+import { ConfigService } from "./config/config.service";
+import {
+  DATA_DIRECTORY,
+  LOG_LEVEL_AVAILABLE,
+  LOG_LEVEL_DEFAULT,
+  LOG_LEVEL_ENV,
+} from "./constants";
+
+function generateNestJsLogLevels(): LogLevel[] {
+  if (LOG_LEVEL_ENV) {
+    const levelIndex = LOG_LEVEL_AVAILABLE.indexOf(LOG_LEVEL_ENV as any);
+    if (levelIndex === -1) {
+      throw new Error(`log level ${LOG_LEVEL_ENV} unknown`);
+    }
+
+    return LOG_LEVEL_AVAILABLE.slice(levelIndex, LOG_LEVEL_AVAILABLE.length);
+  } else {
+    const levelIndex = LOG_LEVEL_AVAILABLE.indexOf(LOG_LEVEL_DEFAULT);
+    return LOG_LEVEL_AVAILABLE.slice(levelIndex, LOG_LEVEL_AVAILABLE.length);
+  }
+}
 
 async function bootstrap() {
-  const app = await NestFactory.create<NestExpressApplication>(AppModule);
+  const logLevels = generateNestJsLogLevels();
+  Logger.log(`Showing ${logLevels.join(", ")} messages`);
+
+  const app = await NestFactory.create<NestExpressApplication>(AppModule, {
+    logger: logLevels,
+  });
+
   app.useGlobalPipes(new ValidationPipe({ whitelist: true }));
   app.useGlobalInterceptors(new ClassSerializerInterceptor(app.get(Reflector)));
 
+  const config = app.get<ConfigService>(ConfigService);
+
+  app.use((req: Request, res: Response, next: NextFunction) => {
+    const chunkSize = config.get("share.chunkSize");
+    bodyParser.raw({
+      type: "application/octet-stream",
+      limit: `${chunkSize}B`,
+    })(req, res, next);
+  });
+
   app.use(cookieParser());
   app.set("trust proxy", true);
 
-  await fs.promises.mkdir("./data/uploads/_temp", { recursive: true });
+  await fs.promises.mkdir(`${DATA_DIRECTORY}/uploads/_temp`, {
+    recursive: true,
+  });
 
   app.setGlobalPrefix("api");
-  await app.listen(8080);
+
+  // Setup Swagger in development mode
+  if (process.env.NODE_ENV == "development") {
+    const config = new DocumentBuilder()
+      .setTitle("Pingvin Share API")
+      .setVersion("1.0")
+      .build();
+    const document = SwaggerModule.createDocument(app, config);
+    SwaggerModule.setup("api/swagger", app, document);
+  }
+
+  await app.listen(
+    parseInt(process.env.BACKEND_PORT || process.env.PORT || "8080"),
+  );
+
+  const logger = new Logger("UnhandledAsyncError");
+  process.on("unhandledRejection", (e) => logger.error(e));
 }
 bootstrap();

backend/src/oauth/dto/oauthCallback.dto.ts

@@ -0,0 +1,9 @@
+import { IsString } from "class-validator";
+
+export class OAuthCallbackDto {
+  @IsString()
+  code: string;
+
+  @IsString()
+  state: string;
+}

backend/src/oauth/dto/oauthSignIn.dto.ts

@@ -0,0 +1,8 @@
+export interface OAuthSignInDto {
+  provider: "github" | "google" | "microsoft" | "discord" | "oidc";
+  providerId: string;
+  providerUsername: string;
+  email: string;
+  isAdmin?: boolean;
+  idToken?: string;
+}

backend/src/oauth/exceptions/errorPage.exception.ts

@@ -0,0 +1,15 @@
+export class ErrorPageException extends Error {
+  /**
+   * Exception for redirecting to error page (all i18n key should omit `error.msg` and `error.param` prefix)
+   * @param key i18n key of message
+   * @param redirect redirect url
+   * @param params message params (key)
+   */
+  constructor(
+    public readonly key: string = "default",
+    public readonly redirect?: string,
+    public readonly params?: string[],
+  ) {
+    super("error");
+  }
+}

backend/src/oauth/filter/errorPageException.filter.ts

@@ -0,0 +1,39 @@
+import { ArgumentsHost, Catch, ExceptionFilter, Logger } from "@nestjs/common";
+import { ConfigService } from "../../config/config.service";
+import { ErrorPageException } from "../exceptions/errorPage.exception";
+
+@Catch(ErrorPageException)
+export class ErrorPageExceptionFilter implements ExceptionFilter {
+  private readonly logger = new Logger(ErrorPageExceptionFilter.name);
+
+  constructor(private config: ConfigService) {}
+
+  catch(exception: ErrorPageException, host: ArgumentsHost) {
+    this.logger.error(
+      JSON.stringify({
+        error: exception.key,
+        params: exception.params,
+        redirect: exception.redirect,
+      }),
+    );
+
+    const ctx = host.switchToHttp();
+    const response = ctx.getResponse();
+
+    const url = new URL(`${this.config.get("general.appUrl")}/error`);
+    url.searchParams.set("error", exception.key);
+    if (exception.redirect) {
+      url.searchParams.set("redirect", exception.redirect);
+    } else {
+      const redirect = ctx.getRequest().cookies.access_token
+        ? "/account"
+        : "/auth/signIn";
+      url.searchParams.set("redirect", redirect);
+    }
+    if (exception.params) {
+      url.searchParams.set("params", exception.params.join(","));
+    }
+
+    response.redirect(url.toString());
+  }
+}

backend/src/oauth/filter/oauthException.filter.ts

@@ -0,0 +1,38 @@
+import {
+  ArgumentsHost,
+  Catch,
+  ExceptionFilter,
+  HttpException,
+  Logger,
+} from "@nestjs/common";
+import { ConfigService } from "../../config/config.service";
+
+@Catch(HttpException)
+export class OAuthExceptionFilter implements ExceptionFilter {
+  private errorKeys: Record<string, string> = {
+    access_denied: "access_denied",
+    expired_token: "expired_token",
+  };
+  private readonly logger = new Logger(OAuthExceptionFilter.name);
+
+  constructor(private config: ConfigService) {}
+
+  catch(exception: HttpException, host: ArgumentsHost) {
+    const ctx = host.switchToHttp();
+    const response = ctx.getResponse();
+    const request = ctx.getRequest();
+
+    this.logger.error(exception.message);
+    this.logger.error(
+      "Request query: " + JSON.stringify(request.query, null, 2),
+    );
+
+    const key = this.errorKeys[request.query.error] || "default";
+
+    const url = new URL(`${this.config.get("general.appUrl")}/error`);
+    url.searchParams.set("redirect", "/account");
+    url.searchParams.set("error", key);
+
+    response.redirect(url.toString());
+  }
+}

backend/src/oauth/guard/oauth.guard.ts

@@ -0,0 +1,12 @@
+import { CanActivate, ExecutionContext, Injectable } from "@nestjs/common";
+
+@Injectable()
+export class OAuthGuard implements CanActivate {
+  constructor() {}
+
+  canActivate(context: ExecutionContext): boolean {
+    const request = context.switchToHttp().getRequest();
+    const provider = request.params.provider;
+    return request.query.state === request.cookies[`oauth_${provider}_state`];
+  }
+}

backend/src/oauth/guard/provider.guard.ts

@@ -0,0 +1,24 @@
+import {
+  CanActivate,
+  ExecutionContext,
+  Inject,
+  Injectable,
+} from "@nestjs/common";
+import { ConfigService } from "../../config/config.service";
+
+@Injectable()
+export class ProviderGuard implements CanActivate {
+  constructor(
+    private config: ConfigService,
+    @Inject("OAUTH_PLATFORMS") private platforms: string[],
+  ) {}
+
+  canActivate(context: ExecutionContext): boolean {
+    const request = context.switchToHttp().getRequest();
+    const provider = request.params.provider;
+    return (
+      this.platforms.includes(provider) &&
+      this.config.get(`oauth.${provider}-enabled`)
+    );
+  }
+}

backend/src/oauth/oauth.controller.ts

@@ -0,0 +1,110 @@
+import {
+  Controller,
+  Get,
+  Inject,
+  Param,
+  Post,
+  Query,
+  Req,
+  Res,
+  UseFilters,
+  UseGuards,
+} from "@nestjs/common";
+import { User } from "@prisma/client";
+import { Request, Response } from "express";
+import { nanoid } from "nanoid";
+import { AuthService } from "../auth/auth.service";
+import { GetUser } from "../auth/decorator/getUser.decorator";
+import { JwtGuard } from "../auth/guard/jwt.guard";
+import { ConfigService } from "../config/config.service";
+import { OAuthCallbackDto } from "./dto/oauthCallback.dto";
+import { ErrorPageExceptionFilter } from "./filter/errorPageException.filter";
+import { OAuthGuard } from "./guard/oauth.guard";
+import { ProviderGuard } from "./guard/provider.guard";
+import { OAuthService } from "./oauth.service";
+import { OAuthProvider } from "./provider/oauthProvider.interface";
+import { OAuthExceptionFilter } from "./filter/oauthException.filter";
+
+@Controller("oauth")
+export class OAuthController {
+  constructor(
+    private authService: AuthService,
+    private oauthService: OAuthService,
+    private config: ConfigService,
+    @Inject("OAUTH_PROVIDERS")
+    private providers: Record<string, OAuthProvider<unknown>>,
+  ) {}
+
+  @Get("available")
+  available() {
+    return this.oauthService.available();
+  }
+
+  @Get("status")
+  @UseGuards(JwtGuard)
+  async status(@GetUser() user: User) {
+    return this.oauthService.status(user);
+  }
+
+  @Get("auth/:provider")
+  @UseGuards(ProviderGuard)
+  @UseFilters(ErrorPageExceptionFilter)
+  async auth(
+    @Param("provider") provider: string,
+    @Res({ passthrough: true }) response: Response,
+  ) {
+    const state = nanoid(16);
+    const url = await this.providers[provider].getAuthEndpoint(state);
+    response.cookie(`oauth_${provider}_state`, state, { sameSite: "lax" });
+    response.redirect(url);
+  }
+
+  @Get("callback/:provider")
+  @UseGuards(ProviderGuard, OAuthGuard)
+  @UseFilters(ErrorPageExceptionFilter, OAuthExceptionFilter)
+  async callback(
+    @Param("provider") provider: string,
+    @Query() query: OAuthCallbackDto,
+    @Req() request: Request,
+    @Res({ passthrough: true }) response: Response,
+  ) {
+    const oauthToken = await this.providers[provider].getToken(query);
+    const user = await this.providers[provider].getUserInfo(oauthToken, query);
+    const id = await this.authService.getIdOfCurrentUser(request);
+
+    if (id) {
+      await this.oauthService.link(
+        id,
+        provider,
+        user.providerId,
+        user.providerUsername,
+      );
+      response.redirect(this.config.get("general.appUrl") + "/account");
+    } else {
+      const token: {
+        accessToken?: string;
+        refreshToken?: string;
+        loginToken?: string;
+      } = await this.oauthService.signIn(user, request.ip);
+      if (token.accessToken) {
+        this.authService.addTokensToResponse(
+          response,
+          token.refreshToken,
+          token.accessToken,
+        );
+        response.redirect(this.config.get("general.appUrl"));
+      } else {
+        response.redirect(
+          this.config.get("general.appUrl") + `/auth/totp/${token.loginToken}`,
+        );
+      }
+    }
+  }
+
+  @Post("unlink/:provider")
+  @UseGuards(JwtGuard, ProviderGuard)
+  @UseFilters(ErrorPageExceptionFilter)
+  unlink(@GetUser() user: User, @Param("provider") provider: string) {
+    return this.oauthService.unlink(user, provider);
+  }
+}

backend/src/oauth/oauth.module.ts

@@ -0,0 +1,57 @@
+import { forwardRef, Module } from "@nestjs/common";
+import { OAuthController } from "./oauth.controller";
+import { OAuthService } from "./oauth.service";
+import { AuthModule } from "../auth/auth.module";
+import { GitHubProvider } from "./provider/github.provider";
+import { GoogleProvider } from "./provider/google.provider";
+import { OAuthProvider } from "./provider/oauthProvider.interface";
+import { OidcProvider } from "./provider/oidc.provider";
+import { DiscordProvider } from "./provider/discord.provider";
+import { MicrosoftProvider } from "./provider/microsoft.provider";
+
+@Module({
+  controllers: [OAuthController],
+  providers: [
+    OAuthService,
+    GitHubProvider,
+    GoogleProvider,
+    MicrosoftProvider,
+    DiscordProvider,
+    OidcProvider,
+    {
+      provide: "OAUTH_PROVIDERS",
+      useFactory(
+        github: GitHubProvider,
+        google: GoogleProvider,
+        microsoft: MicrosoftProvider,
+        discord: DiscordProvider,
+        oidc: OidcProvider,
+      ): Record<string, OAuthProvider<unknown>> {
+        return {
+          github,
+          google,
+          microsoft,
+          discord,
+          oidc,
+        };
+      },
+      inject: [
+        GitHubProvider,
+        GoogleProvider,
+        MicrosoftProvider,
+        DiscordProvider,
+        OidcProvider,
+      ],
+    },
+    {
+      provide: "OAUTH_PLATFORMS",
+      useFactory(providers: Record<string, OAuthProvider<unknown>>): string[] {
+        return Object.keys(providers);
+      },
+      inject: ["OAUTH_PROVIDERS"],
+    },
+  ],
+  imports: [forwardRef(() => AuthModule)],
+  exports: [OAuthService],
+})
+export class OAuthModule {}

backend/src/oauth/oauth.service.ts

@@ -0,0 +1,210 @@
+import { forwardRef, Inject, Injectable, Logger } from "@nestjs/common";
+import { User } from "@prisma/client";
+import { nanoid } from "nanoid";
+import { AuthService } from "../auth/auth.service";
+import { ConfigService } from "../config/config.service";
+import { PrismaService } from "../prisma/prisma.service";
+import { OAuthSignInDto } from "./dto/oauthSignIn.dto";
+import { ErrorPageException } from "./exceptions/errorPage.exception";
+import { OAuthProvider } from "./provider/oauthProvider.interface";
+
+@Injectable()
+export class OAuthService {
+  constructor(
+    private prisma: PrismaService,
+    private config: ConfigService,
+    @Inject(forwardRef(() => AuthService)) private auth: AuthService,
+    @Inject("OAUTH_PLATFORMS") private platforms: string[],
+    @Inject("OAUTH_PROVIDERS")
+    private oAuthProviders: Record<string, OAuthProvider<unknown>>,
+  ) {}
+  private readonly logger = new Logger(OAuthService.name);
+
+  available(): string[] {
+    return this.platforms
+      .map((platform) => [
+        platform,
+        this.config.get(`oauth.${platform}-enabled`),
+      ])
+      .filter(([_, enabled]) => enabled)
+      .map(([platform, _]) => platform);
+  }
+
+  availableProviders(): Record<string, OAuthProvider<unknown>> {
+    return Object.fromEntries(
+      Object.entries(this.oAuthProviders)
+        .map(([providerName, provider]) => [
+          [providerName, provider],
+          this.config.get(`oauth.${providerName}-enabled`),
+        ])
+        .filter(([_, enabled]) => enabled)
+        .map(([provider, _]) => provider),
+    );
+  }
+
+  async status(user: User) {
+    const oauthUsers = await this.prisma.oAuthUser.findMany({
+      select: {
+        provider: true,
+        providerUsername: true,
+      },
+      where: {
+        userId: user.id,
+      },
+    });
+    return Object.fromEntries(oauthUsers.map((u) => [u.provider, u]));
+  }
+
+  async signIn(user: OAuthSignInDto, ip: string) {
+    const oauthUser = await this.prisma.oAuthUser.findFirst({
+      where: {
+        provider: user.provider,
+        providerUserId: user.providerId,
+      },
+    });
+    if (oauthUser) {
+      await this.updateIsAdmin(user);
+      const updatedUser = await this.prisma.user.findFirst({
+        where: {
+          id: oauthUser.userId,
+        },
+      });
+      this.logger.log(`Successful login for user ${user.email} from IP ${ip}`);
+      return this.auth.generateToken(updatedUser, { idToken: user.idToken });
+    }
+
+    return this.signUp(user, ip);
+  }
+
+  async link(
+    userId: string,
+    provider: string,
+    providerUserId: string,
+    providerUsername: string,
+  ) {
+    const oauthUser = await this.prisma.oAuthUser.findFirst({
+      where: {
+        provider,
+        providerUserId,
+      },
+    });
+    if (oauthUser) {
+      throw new ErrorPageException("already_linked", "/account", [
+        `provider_${provider}`,
+      ]);
+    }
+
+    await this.prisma.oAuthUser.create({
+      data: {
+        userId,
+        provider,
+        providerUsername,
+        providerUserId,
+      },
+    });
+  }
+
+  async unlink(user: User, provider: string) {
+    const oauthUser = await this.prisma.oAuthUser.findFirst({
+      where: {
+        userId: user.id,
+        provider,
+      },
+    });
+    if (oauthUser) {
+      await this.prisma.oAuthUser.delete({
+        where: {
+          id: oauthUser.id,
+        },
+      });
+    } else {
+      throw new ErrorPageException("not_linked", "/account", [provider]);
+    }
+  }
+
+  private async getAvailableUsername(preferredUsername: string) {
+    // Only keep letters, numbers, dots, and underscores. Truncate to 20 characters.
+    let username = preferredUsername
+      .replace(/[^a-zA-Z0-9._]/g, "")
+      .substring(0, 20);
+    while (true) {
+      const user = await this.prisma.user.findFirst({
+        where: {
+          username: username,
+        },
+      });
+      if (user) {
+        username = username + "_" + nanoid(10).replaceAll("-", "");
+      } else {
+        return username;
+      }
+    }
+  }
+
+  private async signUp(user: OAuthSignInDto, ip: string) {
+    // register
+    if (!this.config.get("oauth.allowRegistration")) {
+      throw new ErrorPageException("no_user", "/auth/signIn", [
+        `provider_${user.provider}`,
+      ]);
+    }
+
+    if (!user.email) {
+      throw new ErrorPageException("no_email", "/auth/signIn", [
+        `provider_${user.provider}`,
+      ]);
+    }
+
+    const existingUser: User = await this.prisma.user.findFirst({
+      where: {
+        email: user.email,
+      },
+    });
+
+    if (existingUser) {
+      await this.prisma.oAuthUser.create({
+        data: {
+          provider: user.provider,
+          providerUserId: user.providerId.toString(),
+          providerUsername: user.providerUsername,
+          userId: existingUser.id,
+        },
+      });
+      await this.updateIsAdmin(user);
+      return this.auth.generateToken(existingUser, { idToken: user.idToken });
+    }
+
+    const result = await this.auth.signUp(
+      {
+        email: user.email,
+        username: await this.getAvailableUsername(user.providerUsername),
+        password: null,
+      },
+      ip,
+      user.isAdmin,
+    );
+
+    await this.prisma.oAuthUser.create({
+      data: {
+        provider: user.provider,
+        providerUserId: user.providerId.toString(),
+        providerUsername: user.providerUsername,
+        userId: result.user.id,
+      },
+    });
+
+    return result;
+  }
+
+  private async updateIsAdmin(user: OAuthSignInDto) {
+    if ("isAdmin" in user)
+      await this.prisma.user.update({
+        where: {
+          email: user.email,
+        },
+        data: {
+          isAdmin: user.isAdmin,
+        },
+      });
+  }
+}

backend/src/oauth/provider/discord.provider.ts

@@ -0,0 +1,146 @@
+import { Injectable } from "@nestjs/common";
+import { ConfigService } from "../../config/config.service";
+import { OAuthCallbackDto } from "../dto/oauthCallback.dto";
+import { OAuthSignInDto } from "../dto/oauthSignIn.dto";
+import { ErrorPageException } from "../exceptions/errorPage.exception";
+import { OAuthProvider, OAuthToken } from "./oauthProvider.interface";
+@Injectable()
+export class DiscordProvider implements OAuthProvider<DiscordToken> {
+  constructor(private config: ConfigService) {}
+
+  getAuthEndpoint(state: string): Promise<string> {
+    let scope = "identify email";
+    if (this.config.get("oauth.discord-limitedGuild")) {
+      scope += " guilds";
+    }
+    return Promise.resolve(
+      "https://discord.com/api/oauth2/authorize?" +
+        new URLSearchParams({
+          client_id: this.config.get("oauth.discord-clientId"),
+          redirect_uri:
+            this.config.get("general.appUrl") + "/api/oauth/callback/discord",
+          response_type: "code",
+          state,
+          scope,
+        }).toString(),
+    );
+  }
+
+  private getAuthorizationHeader() {
+    return (
+      "Basic " +
+      Buffer.from(
+        this.config.get("oauth.discord-clientId") +
+          ":" +
+          this.config.get("oauth.discord-clientSecret"),
+      ).toString("base64")
+    );
+  }
+
+  async getToken(query: OAuthCallbackDto): Promise<OAuthToken<DiscordToken>> {
+    const res = await fetch("https://discord.com/api/v10/oauth2/token", {
+      method: "post",
+      headers: {
+        "Content-Type": "application/x-www-form-urlencoded",
+        Authorization: this.getAuthorizationHeader(),
+      },
+      body: new URLSearchParams({
+        code: query.code,
+        grant_type: "authorization_code",
+        redirect_uri:
+          this.config.get("general.appUrl") + "/api/oauth/callback/discord",
+      }),
+    });
+    const token = (await res.json()) as DiscordToken;
+    return {
+      accessToken: token.access_token,
+      refreshToken: token.refresh_token,
+      expiresIn: token.expires_in,
+      scope: token.scope,
+      tokenType: token.token_type,
+      rawToken: token,
+    };
+  }
+
+  async getUserInfo(token: OAuthToken<DiscordToken>): Promise<OAuthSignInDto> {
+    const res = await fetch("https://discord.com/api/v10/users/@me", {
+      method: "get",
+      headers: {
+        Accept: "application/json",
+        Authorization: `${token.tokenType || "Bearer"} ${token.accessToken}`,
+      },
+    });
+    const user = (await res.json()) as DiscordUser;
+    if (user.verified === false) {
+      throw new ErrorPageException("unverified_account", undefined, [
+        "provider_discord",
+      ]);
+    }
+
+    const guild = this.config.get("oauth.discord-limitedGuild");
+    if (guild) {
+      await this.checkLimitedGuild(token, guild);
+    }
+    const limitedUsers = this.config.get("oauth.discord-limitedUsers");
+    if (limitedUsers) {
+      await this.checkLimitedUsers(user, limitedUsers);
+    }
+
+    return {
+      provider: "discord",
+      providerId: user.id,
+      providerUsername: user.global_name ?? user.username,
+      email: user.email,
+      idToken: `discord:${token.idToken}`,
+    };
+  }
+
+  async checkLimitedGuild(token: OAuthToken<DiscordToken>, guildId: string) {
+    try {
+      const res = await fetch("https://discord.com/api/v10/users/@me/guilds", {
+        method: "get",
+        headers: {
+          Accept: "application/json",
+          Authorization: `${token.tokenType || "Bearer"} ${token.accessToken}`,
+        },
+      });
+      const guilds = (await res.json()) as DiscordPartialGuild[];
+      if (!guilds.some((guild) => guild.id === guildId)) {
+        throw new ErrorPageException("user_not_allowed");
+      }
+    } catch {
+      throw new ErrorPageException("user_not_allowed");
+    }
+  }
+
+  async checkLimitedUsers(user: DiscordUser, userIds: string) {
+    if (!userIds.split(",").includes(user.id)) {
+      throw new ErrorPageException("user_not_allowed");
+    }
+  }
+}
+
+export interface DiscordToken {
+  access_token: string;
+  token_type: string;
+  expires_in: number;
+  refresh_token: string;
+  scope: string;
+}
+
+export interface DiscordUser {
+  id: string;
+  username: string;
+  global_name: string;
+  email: string;
+  verified: boolean;
+}
+
+export interface DiscordPartialGuild {
+  id: string;
+  name: string;
+  icon: string;
+  owner: boolean;
+  permissions: string;
+  features: string[];
+}

backend/src/oauth/provider/genericOidc.provider.ts

@@ -0,0 +1,290 @@
+import { InternalServerErrorException, Logger } from "@nestjs/common";
+import { JwtService } from "@nestjs/jwt";
+import { Cache } from "cache-manager";
+import * as jmespath from "jmespath";
+import { nanoid } from "nanoid";
+import { ConfigService } from "../../config/config.service";
+import { OAuthCallbackDto } from "../dto/oauthCallback.dto";
+import { OAuthSignInDto } from "../dto/oauthSignIn.dto";
+import { ErrorPageException } from "../exceptions/errorPage.exception";
+import { OAuthProvider, OAuthToken } from "./oauthProvider.interface";
+
+export abstract class GenericOidcProvider implements OAuthProvider<OidcToken> {
+  protected discoveryUri: string;
+  private configuration: OidcConfigurationCache;
+  private jwk: OidcJwkCache;
+  private logger: Logger = new Logger(
+    Object.getPrototypeOf(this).constructor.name,
+  );
+
+  protected constructor(
+    protected name: string,
+    protected keyOfConfigUpdateEvents: string[],
+    protected config: ConfigService,
+    protected jwtService: JwtService,
+    protected cache: Cache,
+  ) {
+    this.discoveryUri = this.getDiscoveryUri();
+    this.config.addListener("update", (key: string) => {
+      if (this.keyOfConfigUpdateEvents.includes(key)) {
+        this.deinit();
+        this.discoveryUri = this.getDiscoveryUri();
+      }
+    });
+  }
+
+  protected getRedirectUri(): string {
+    return `${this.config.get("general.appUrl")}/api/oauth/callback/${
+      this.name
+    }`;
+  }
+
+  async getConfiguration(): Promise<OidcConfiguration> {
+    if (!this.configuration || this.configuration.expires < Date.now()) {
+      await this.fetchConfiguration();
+    }
+    return this.configuration.data;
+  }
+
+  async getJwk(): Promise<OidcJwk[]> {
+    if (!this.jwk || this.jwk.expires < Date.now()) {
+      await this.fetchJwk();
+    }
+    return this.jwk.data;
+  }
+
+  async getAuthEndpoint(state: string) {
+    const configuration = await this.getConfiguration();
+    const endpoint = configuration.authorization_endpoint;
+
+    const nonce = nanoid();
+    await this.cache.set(
+      `oauth-${this.name}-nonce-${state}`,
+      nonce,
+      1000 * 60 * 5,
+    );
+
+    return (
+      endpoint +
+      "?" +
+      new URLSearchParams({
+        client_id: this.config.get(`oauth.${this.name}-clientId`),
+        response_type: "code",
+        scope: "openid profile email",
+        redirect_uri: this.getRedirectUri(),
+        state,
+        nonce,
+      }).toString()
+    );
+  }
+
+  async getToken(query: OAuthCallbackDto): Promise<OAuthToken<OidcToken>> {
+    const configuration = await this.getConfiguration();
+    const endpoint = configuration.token_endpoint;
+    const res = await fetch(endpoint, {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/x-www-form-urlencoded",
+      },
+      body: new URLSearchParams({
+        client_id: this.config.get(`oauth.${this.name}-clientId`),
+        client_secret: this.config.get(`oauth.${this.name}-clientSecret`),
+        grant_type: "authorization_code",
+        code: query.code,
+        redirect_uri: this.getRedirectUri(),
+      }).toString(),
+    });
+    const token = (await res.json()) as OidcToken;
+    return {
+      accessToken: token.access_token,
+      expiresIn: token.expires_in,
+      idToken: token.id_token,
+      refreshToken: token.refresh_token,
+      tokenType: token.token_type,
+      rawToken: token,
+    };
+  }
+
+  async getUserInfo(
+    token: OAuthToken<OidcToken>,
+    query: OAuthCallbackDto,
+    claim?: string,
+    roleConfig?: {
+      path?: string;
+      generalAccess?: string;
+      adminAccess?: string;
+    },
+  ): Promise<OAuthSignInDto> {
+    const idTokenData = this.decodeIdToken(token.idToken);
+
+    if (!idTokenData) {
+      this.logger.error(
+        `Can not get ID Token from response ${JSON.stringify(token.rawToken, undefined, 2)}`,
+      );
+      throw new InternalServerErrorException();
+    }
+
+    const key = `oauth-${this.name}-nonce-${query.state}`;
+    const nonce = await this.cache.get(key);
+    await this.cache.del(key);
+    if (nonce !== idTokenData.nonce) {
+      this.logger.error(
+        `Invalid nonce. Expected ${nonce}, but got ${idTokenData.nonce}`,
+      );
+      throw new ErrorPageException("invalid_token");
+    }
+
+    const username = claim
+      ? idTokenData[claim]
+      : idTokenData.preferred_username ||
+        idTokenData.name ||
+        idTokenData.nickname;
+
+    let isAdmin: boolean;
+
+    if (roleConfig?.path) {
+      // A path to read roles from the token is configured
+      let roles: string[] | null;
+      try {
+        roles = jmespath.search(idTokenData, roleConfig.path);
+      } catch (e) {
+        roles = null;
+      }
+      if (Array.isArray(roles)) {
+        // Roles are found in the token
+        if (
+          roleConfig.generalAccess &&
+          !roles.includes(roleConfig.generalAccess)
+        ) {
+          // Role for general access is configured and the user does not have it
+          this.logger.error(
+            `User roles ${roles} do not include ${roleConfig.generalAccess}`,
+          );
+          throw new ErrorPageException("user_not_allowed");
+        }
+        if (roleConfig.adminAccess) {
+          // Role for admin access is configured
+          isAdmin = roles.includes(roleConfig.adminAccess);
+        }
+      } else {
+        this.logger.error(
+          `Roles not found at path ${roleConfig.path} in ID Token ${JSON.stringify(
+            idTokenData,
+            undefined,
+            2,
+          )}`,
+        );
+        throw new ErrorPageException("user_not_allowed");
+      }
+    }
+
+    if (!username) {
+      this.logger.error(
+        `Can not get username from ID Token ${JSON.stringify(
+          idTokenData,
+          undefined,
+          2,
+        )}`,
+      );
+      throw new ErrorPageException("cannot_get_user_info", undefined, [
+        `provider_${this.name}`,
+      ]);
+    }
+
+    return {
+      provider: this.name as any,
+      email: idTokenData.email,
+      providerId: idTokenData.sub,
+      providerUsername: username,
+      ...(isAdmin !== undefined && { isAdmin }),
+      idToken: `${this.name}:${token.idToken}`,
+    };
+  }
+
+  protected abstract getDiscoveryUri(): string;
+
+  private async fetchConfiguration(): Promise<void> {
+    const res = await fetch(this.discoveryUri);
+    const expires = res.headers.has("expires")
+      ? new Date(res.headers.get("expires")).getTime()
+      : Date.now() + 1000 * 60 * 60 * 24;
+    this.configuration = {
+      expires,
+      data: (await res.json()) as OidcConfiguration,
+    };
+  }
+
+  private async fetchJwk(): Promise<void> {
+    const configuration = await this.getConfiguration();
+    const res = await fetch(configuration.jwks_uri);
+    const expires = res.headers.has("expires")
+      ? new Date(res.headers.get("expires")).getTime()
+      : Date.now() + 1000 * 60 * 60 * 24;
+    this.jwk = {
+      expires,
+      data: (await res.json())["keys"],
+    };
+  }
+
+  private deinit() {
+    this.discoveryUri = undefined;
+    this.configuration = undefined;
+    this.jwk = undefined;
+  }
+
+  private decodeIdToken(idToken: string): OidcIdToken {
+    return this.jwtService.decode(idToken) as OidcIdToken;
+  }
+}
+
+export interface OidcCache<T> {
+  expires: number;
+  data: T;
+}
+
+export interface OidcConfiguration {
+  issuer: string;
+  authorization_endpoint: string;
+  token_endpoint: string;
+  userinfo_endpoint?: string;
+  jwks_uri: string;
+  response_types_supported: string[];
+  id_token_signing_alg_values_supported: string[];
+  scopes_supported?: string[];
+  claims_supported?: string[];
+  frontchannel_logout_supported?: boolean;
+  end_session_endpoint?: string;
+}
+
+export interface OidcJwk {
+  e: string;
+  alg: string;
+  kid: string;
+  use: string;
+  kty: string;
+  n: string;
+}
+
+export type OidcConfigurationCache = OidcCache<OidcConfiguration>;
+
+export type OidcJwkCache = OidcCache<OidcJwk[]>;
+
+export interface OidcToken {
+  access_token: string;
+  refresh_token: string;
+  token_type: string;
+  expires_in: number;
+  id_token: string;
+}
+
+export interface OidcIdToken {
+  iss: string;
+  sub: string;
+  exp: number;
+  iat: number;
+  email: string;
+  name: string;
+  nickname: string;
+  preferred_username: string;
+  nonce: string;
+}

backend/src/oauth/provider/github.provider.ts

@@ -0,0 +1,112 @@
+import { Injectable } from "@nestjs/common";
+import { ConfigService } from "../../config/config.service";
+import { OAuthCallbackDto } from "../dto/oauthCallback.dto";
+import { OAuthSignInDto } from "../dto/oauthSignIn.dto";
+import { ErrorPageException } from "../exceptions/errorPage.exception";
+import { OAuthProvider, OAuthToken } from "./oauthProvider.interface";
+
+@Injectable()
+export class GitHubProvider implements OAuthProvider<GitHubToken> {
+  constructor(private config: ConfigService) {}
+
+  getAuthEndpoint(state: string): Promise<string> {
+    return Promise.resolve(
+      "https://github.com/login/oauth/authorize?" +
+        new URLSearchParams({
+          client_id: this.config.get("oauth.github-clientId"),
+          redirect_uri:
+            this.config.get("general.appUrl") + "/api/oauth/callback/github",
+          state: state,
+          scope: "user:email",
+        }).toString(),
+    );
+  }
+
+  async getToken(query: OAuthCallbackDto): Promise<OAuthToken<GitHubToken>> {
+    const res = await fetch(
+      "https://github.com/login/oauth/access_token?" +
+        new URLSearchParams({
+          client_id: this.config.get("oauth.github-clientId"),
+          client_secret: this.config.get("oauth.github-clientSecret"),
+          code: query.code,
+        }).toString(),
+      {
+        method: "post",
+        headers: {
+          Accept: "application/json",
+        },
+      },
+    );
+    const token = (await res.json()) as GitHubToken;
+    return {
+      accessToken: token.access_token,
+      tokenType: token.token_type,
+      scope: token.scope,
+      rawToken: token,
+    };
+  }
+
+  async getUserInfo(token: OAuthToken<GitHubToken>): Promise<OAuthSignInDto> {
+    if (!token.scope.includes("user:email")) {
+      throw new ErrorPageException("no_email", undefined, ["provider_github"]);
+    }
+    const user = await this.getGitHubUser(token);
+    const email = await this.getGitHubEmail(token);
+    if (!email) {
+      throw new ErrorPageException("no_email", undefined, ["provider_github"]);
+    }
+
+    return {
+      provider: "github",
+      providerId: user.id.toString(),
+      providerUsername: user.name ?? user.login,
+      email,
+      idToken: `github:${token.idToken}`,
+    };
+  }
+
+  private async getGitHubUser(
+    token: OAuthToken<GitHubToken>,
+  ): Promise<GitHubUser> {
+    const res = await fetch("https://api.github.com/user", {
+      headers: {
+        Accept: "application/vnd.github+json",
+        Authorization: `${token.tokenType ?? "Bearer"} ${token.accessToken}`,
+      },
+    });
+    return (await res.json()) as GitHubUser;
+  }
+
+  private async getGitHubEmail(
+    token: OAuthToken<GitHubToken>,
+  ): Promise<string | undefined> {
+    const res = await fetch("https://api.github.com/user/public_emails", {
+      headers: {
+        Accept: "application/vnd.github+json",
+        Authorization: `${token.tokenType ?? "Bearer"} ${token.accessToken}`,
+      },
+    });
+    const emails = (await res.json()) as GitHubEmail[];
+    return emails.find((e) => e.primary && e.verified)?.email;
+  }
+}
+
+export interface GitHubToken {
+  access_token: string;
+  token_type: string;
+  scope: string;
+}
+
+export interface GitHubUser {
+  login: string;
+  id: number;
+  name?: string;
+  email?: string; // this filed seems only return null
+}
+
+export interface GitHubEmail {
+  email: string;
+  primary: boolean;
+  verified: boolean;
+  visibility: string | null;
+}

backend/src/oauth/provider/google.provider.ts

@@ -0,0 +1,21 @@
+import { GenericOidcProvider } from "./genericOidc.provider";
+import { ConfigService } from "../../config/config.service";
+import { JwtService } from "@nestjs/jwt";
+import { Inject, Injectable } from "@nestjs/common";
+import { CACHE_MANAGER } from "@nestjs/cache-manager";
+import { Cache } from "cache-manager";
+
+@Injectable()
+export class GoogleProvider extends GenericOidcProvider {
+  constructor(
+    config: ConfigService,
+    jwtService: JwtService,
+    @Inject(CACHE_MANAGER) cache: Cache,
+  ) {
+    super("google", ["oauth.google-enabled"], config, jwtService, cache);
+  }
+
+  protected getDiscoveryUri(): string {
+    return "https://accounts.google.com/.well-known/openid-configuration";
+  }
+}

backend/src/oauth/provider/microsoft.provider.ts

@@ -0,0 +1,29 @@
+import { GenericOidcProvider } from "./genericOidc.provider";
+import { ConfigService } from "../../config/config.service";
+import { JwtService } from "@nestjs/jwt";
+import { Inject, Injectable } from "@nestjs/common";
+import { CACHE_MANAGER } from "@nestjs/cache-manager";
+import { Cache } from "cache-manager";
+
+@Injectable()
+export class MicrosoftProvider extends GenericOidcProvider {
+  constructor(
+    config: ConfigService,
+    jwtService: JwtService,
+    @Inject(CACHE_MANAGER) cache: Cache,
+  ) {
+    super(
+      "microsoft",
+      ["oauth.microsoft-enabled", "oauth.microsoft-tenant"],
+      config,
+      jwtService,
+      cache,
+    );
+  }
+
+  protected getDiscoveryUri(): string {
+    return `https://login.microsoftonline.com/${this.config.get(
+      "oauth.microsoft-tenant",
+    )}/v2.0/.well-known/openid-configuration`;
+  }
+}

backend/src/oauth/provider/oauthProvider.interface.ts

@@ -0,0 +1,24 @@
+import { OAuthCallbackDto } from "../dto/oauthCallback.dto";
+import { OAuthSignInDto } from "../dto/oauthSignIn.dto";
+
+/**
+ * @typeParam T - type of token
+ * @typeParam C - type of callback query
+ */
+export interface OAuthProvider<T, C = OAuthCallbackDto> {
+  getAuthEndpoint(state: string): Promise<string>;
+
+  getToken(query: C): Promise<OAuthToken<T>>;
+
+  getUserInfo(token: OAuthToken<T>, query: C): Promise<OAuthSignInDto>;
+}
+
+export interface OAuthToken<T> {
+  accessToken: string;
+  expiresIn?: number;
+  refreshToken?: string;
+  tokenType?: string;
+  scope?: string;
+  idToken?: string;
+  rawToken: T;
+}

backend/src/oauth/provider/oidc.provider.ts

@@ -0,0 +1,48 @@
+import { GenericOidcProvider, OidcToken } from "./genericOidc.provider";
+import { Inject, Injectable } from "@nestjs/common";
+import { ConfigService } from "../../config/config.service";
+import { JwtService } from "@nestjs/jwt";
+import { CACHE_MANAGER } from "@nestjs/cache-manager";
+import { Cache } from "cache-manager";
+import { OAuthCallbackDto } from "../dto/oauthCallback.dto";
+import { OAuthSignInDto } from "../dto/oauthSignIn.dto";
+import { OAuthToken } from "./oauthProvider.interface";
+
+@Injectable()
+export class OidcProvider extends GenericOidcProvider {
+  constructor(
+    config: ConfigService,
+    jwtService: JwtService,
+    @Inject(CACHE_MANAGER) protected cache: Cache,
+  ) {
+    super(
+      "oidc",
+      ["oauth.oidc-enabled", "oauth.oidc-discoveryUri"],
+      config,
+      jwtService,
+      cache,
+    );
+  }
+
+  protected getDiscoveryUri(): string {
+    return this.config.get("oauth.oidc-discoveryUri");
+  }
+
+  getUserInfo(
+    token: OAuthToken<OidcToken>,
+    query: OAuthCallbackDto,
+    _?: string,
+  ): Promise<OAuthSignInDto> {
+    const claim = this.config.get("oauth.oidc-usernameClaim") || undefined;
+    const rolePath = this.config.get("oauth.oidc-rolePath") || undefined;
+    const roleGeneralAccess =
+      this.config.get("oauth.oidc-roleGeneralAccess") || undefined;
+    const roleAdminAccess =
+      this.config.get("oauth.oidc-roleAdminAccess") || undefined;
+    return super.getUserInfo(token, query, claim, {
+      path: rolePath,
+      generalAccess: roleGeneralAccess,
+      adminAccess: roleAdminAccess,
+    });
+  }
+}

backend/src/prisma/prisma.service.ts

@@ -1,16 +1,19 @@
-import { Injectable } from "@nestjs/common";
+import { Injectable, Logger } from "@nestjs/common";
 import { PrismaClient } from "@prisma/client";
+import { DATABASE_URL } from "../constants";
 
 @Injectable()
 export class PrismaService extends PrismaClient {
+  private readonly logger = new Logger(PrismaService.name);
+
   constructor() {
     super({
       datasources: {
         db: {
-          url: "file:../data/pingvin-share.db?connection_limit=1",
+          url: DATABASE_URL,
         },
       },
     });
-    super.$connect().then(() => console.info("Connected to the database"));
+    super.$connect().then(() => this.logger.log("Connected to the database"));
   }
 }

backend/src/reverseShare/dto/createReverseShare.dto.ts

@@ -0,0 +1,22 @@
+import { IsBoolean, IsString, Max, Min } from "class-validator";
+
+export class CreateReverseShareDTO {
+  @IsBoolean()
+  sendEmailNotification: boolean;
+
+  @IsString()
+  maxShareSize: string;
+
+  @IsString()
+  shareExpiration: string;
+
+  @Min(1)
+  @Max(1000)
+  maxUseCount: number;
+
+  @IsBoolean()
+  simplified: boolean;
+
+  @IsBoolean()
+  publicAccess: boolean;
+}

backend/src/reverseShare/dto/reverseShare.dto.ts

@@ -0,0 +1,24 @@
+import { Expose, plainToClass } from "class-transformer";
+
+export class ReverseShareDTO {
+  @Expose()
+  id: string;
+
+  @Expose()
+  maxShareSize: string;
+
+  @Expose()
+  shareExpiration: Date;
+
+  @Expose()
+  token: string;
+
+  @Expose()
+  simplified: boolean;
+
+  from(partial: Partial<ReverseShareDTO>) {
+    return plainToClass(ReverseShareDTO, partial, {
+      excludeExtraneousValues: true,
+    });
+  }
+}

backend/src/reverseShare/dto/reverseShareTokenWithShares.ts

@@ -0,0 +1,29 @@
+import { OmitType } from "@nestjs/swagger";
+import { Expose, plainToClass, Type } from "class-transformer";
+import { MyShareDTO } from "src/share/dto/myShare.dto";
+import { ReverseShareDTO } from "./reverseShare.dto";
+
+export class ReverseShareTokenWithShares extends OmitType(ReverseShareDTO, [
+  "shareExpiration",
+] as const) {
+  @Expose()
+  shareExpiration: Date;
+
+  @Expose()
+  @Type(() => OmitType(MyShareDTO, ["recipients", "hasPassword"] as const))
+  shares: Omit<
+    MyShareDTO,
+    "recipients" | "files" | "from" | "fromList" | "hasPassword" | "size"
+  >[];
+
+  @Expose()
+  remainingUses: number;
+
+  fromList(partial: Partial<ReverseShareTokenWithShares>[]) {
+    return partial.map((part) =>
+      plainToClass(ReverseShareTokenWithShares, part, {
+        excludeExtraneousValues: true,
+      }),
+    );
+  }
+}

backend/src/reverseShare/guards/reverseShareOwner.guard.ts

@@ -0,0 +1,22 @@
+import { CanActivate, ExecutionContext, Injectable } from "@nestjs/common";
+import { User } from "@prisma/client";
+import { Request } from "express";
+import { PrismaService } from "src/prisma/prisma.service";
+
+@Injectable()
+export class ReverseShareOwnerGuard implements CanActivate {
+  constructor(private prisma: PrismaService) {}
+
+  async canActivate(context: ExecutionContext) {
+    const request: Request = context.switchToHttp().getRequest();
+    const { reverseShareId } = request.params;
+
+    const reverseShare = await this.prisma.reverseShare.findUnique({
+      where: { id: reverseShareId },
+    });
+
+    if (!reverseShare) return false;
+
+    return reverseShare.creatorId == (request.user as User).id;
+  }
+}

backend/src/reverseShare/reverseShare.controller.ts

@@ -0,0 +1,69 @@
+import {
+  Body,
+  Controller,
+  Delete,
+  Get,
+  NotFoundException,
+  Param,
+  Post,
+  UseGuards,
+} from "@nestjs/common";
+import { Throttle } from "@nestjs/throttler";
+import { User } from "@prisma/client";
+import { GetUser } from "src/auth/decorator/getUser.decorator";
+import { JwtGuard } from "src/auth/guard/jwt.guard";
+import { ConfigService } from "src/config/config.service";
+import { CreateReverseShareDTO } from "./dto/createReverseShare.dto";
+import { ReverseShareDTO } from "./dto/reverseShare.dto";
+import { ReverseShareTokenWithShares } from "./dto/reverseShareTokenWithShares";
+import { ReverseShareOwnerGuard } from "./guards/reverseShareOwner.guard";
+import { ReverseShareService } from "./reverseShare.service";
+
+@Controller("reverseShares")
+export class ReverseShareController {
+  constructor(
+    private reverseShareService: ReverseShareService,
+    private config: ConfigService,
+  ) {}
+
+  @Post()
+  @UseGuards(JwtGuard)
+  async create(@Body() body: CreateReverseShareDTO, @GetUser() user: User) {
+    const token = await this.reverseShareService.create(body, user.id);
+
+    const link = `${this.config.get("general.appUrl")}/upload/${token}`;
+
+    return { token, link };
+  }
+
+  @Throttle({
+    default: {
+      limit: 20,
+      ttl: 60,
+    },
+  })
+  @Get(":reverseShareToken")
+  async getByToken(@Param("reverseShareToken") reverseShareToken: string) {
+    const isValid = await this.reverseShareService.isValid(reverseShareToken);
+
+    if (!isValid) throw new NotFoundException("Reverse share token not found");
+
+    return new ReverseShareDTO().from(
+      await this.reverseShareService.getByToken(reverseShareToken),
+    );
+  }
+
+  @Get()
+  @UseGuards(JwtGuard)
+  async getAllByUser(@GetUser() user: User) {
+    return new ReverseShareTokenWithShares().fromList(
+      await this.reverseShareService.getAllByUser(user.id),
+    );
+  }
+
+  @Delete(":reverseShareId")
+  @UseGuards(JwtGuard, ReverseShareOwnerGuard)
+  async remove(@Param("reverseShareId") id: string) {
+    await this.reverseShareService.remove(id);
+  }
+}

backend/src/reverseShare/reverseShare.module.ts

@@ -0,0 +1,12 @@
+import { forwardRef, Module } from "@nestjs/common";
+import { FileModule } from "src/file/file.module";
+import { ReverseShareController } from "./reverseShare.controller";
+import { ReverseShareService } from "./reverseShare.service";
+
+@Module({
+  imports: [forwardRef(() => FileModule)],
+  controllers: [ReverseShareController],
+  providers: [ReverseShareService],
+  exports: [ReverseShareService],
+})
+export class ReverseShareModule {}

backend/src/reverseShare/reverseShare.service.ts

@@ -0,0 +1,111 @@
+import { BadRequestException, Injectable } from "@nestjs/common";
+import * as moment from "moment";
+import { ConfigService } from "src/config/config.service";
+import { FileService } from "src/file/file.service";
+import { PrismaService } from "src/prisma/prisma.service";
+import { parseRelativeDateToAbsolute } from "src/utils/date.util";
+import { CreateReverseShareDTO } from "./dto/createReverseShare.dto";
+
+@Injectable()
+export class ReverseShareService {
+  constructor(
+    private config: ConfigService,
+    private prisma: PrismaService,
+    private fileService: FileService,
+  ) {}
+
+  async create(data: CreateReverseShareDTO, creatorId: string) {
+    // Parse date string to date
+    const expirationDate = moment()
+      .add(
+        data.shareExpiration.split("-")[0],
+        data.shareExpiration.split(
+          "-",
+        )[1] as moment.unitOfTime.DurationConstructor,
+      )
+      .toDate();
+
+    const parsedExpiration = parseRelativeDateToAbsolute(data.shareExpiration);
+    if (
+      this.config.get("share.maxExpiration") !== 0 &&
+      parsedExpiration >
+        moment().add(this.config.get("share.maxExpiration"), "hours").toDate()
+    ) {
+      throw new BadRequestException(
+        "Expiration date exceeds maximum expiration date",
+      );
+    }
+
+    const globalMaxShareSize = this.config.get("share.maxSize");
+
+    if (globalMaxShareSize < data.maxShareSize)
+      throw new BadRequestException(
+        `Max share size can't be greater than ${globalMaxShareSize} bytes.`,
+      );
+
+    const reverseShare = await this.prisma.reverseShare.create({
+      data: {
+        shareExpiration: expirationDate,
+        remainingUses: data.maxUseCount,
+        maxShareSize: data.maxShareSize,
+        sendEmailNotification: data.sendEmailNotification,
+        simplified: data.simplified,
+        publicAccess: data.publicAccess,
+        creatorId,
+      },
+    });
+
+    return reverseShare.token;
+  }
+
+  async getByToken(reverseShareToken?: string) {
+    if (!reverseShareToken) return null;
+
+    const reverseShare = await this.prisma.reverseShare.findUnique({
+      where: { token: reverseShareToken },
+    });
+
+    return reverseShare;
+  }
+
+  async getAllByUser(userId: string) {
+    const reverseShares = await this.prisma.reverseShare.findMany({
+      where: {
+        creatorId: userId,
+        shareExpiration: { gt: new Date() },
+      },
+      orderBy: {
+        shareExpiration: "desc",
+      },
+      include: { shares: { include: { creator: true } } },
+    });
+
+    return reverseShares;
+  }
+
+  async isValid(reverseShareToken: string) {
+    const reverseShare = await this.prisma.reverseShare.findUnique({
+      where: { token: reverseShareToken },
+    });
+
+    if (!reverseShare) return false;
+
+    const isExpired = new Date() > reverseShare.shareExpiration;
+    const remainingUsesExceeded = reverseShare.remainingUses <= 0;
+
+    return !(isExpired || remainingUsesExceeded);
+  }
+
+  async remove(id: string) {
+    const shares = await this.prisma.share.findMany({
+      where: { reverseShare: { id } },
+    });
+
+    for (const share of shares) {
+      await this.prisma.share.delete({ where: { id: share.id } });
+      await this.fileService.deleteAllFiles(share.id);
+    }
+
+    await this.prisma.reverseShare.delete({ where: { id } });
+  }
+}

backend/src/share/dto/adminShare.dto.ts

@@ -0,0 +1,27 @@
+import { OmitType } from "@nestjs/swagger";
+import { Expose, plainToClass } from "class-transformer";
+import { ShareDTO } from "./share.dto";
+
+export class AdminShareDTO extends OmitType(ShareDTO, [
+  "files",
+  "from",
+  "fromList",
+] as const) {
+  @Expose()
+  views: number;
+
+  @Expose()
+  createdAt: Date;
+
+  from(partial: Partial<AdminShareDTO>) {
+    return plainToClass(AdminShareDTO, partial, {
+      excludeExtraneousValues: true,
+    });
+  }
+
+  fromList(partial: Partial<AdminShareDTO>[]) {
+    return partial.map((part) =>
+      plainToClass(AdminShareDTO, part, { excludeExtraneousValues: true }),
+    );
+  }
+}

backend/src/share/dto/createShare.dto.ts

@@ -18,6 +18,10 @@ export class CreateShareDTO {
   @Length(3, 50)
   id: string;
 
+  @Length(3, 30)
+  @IsOptional()
+  name: string;
+
   @IsString()
   expiration: string;
 

backend/src/share/dto/myShare.dto.ts

@@ -1,7 +1,13 @@
-import { Expose, plainToClass } from "class-transformer";
+import { Expose, plainToClass, Type } from "class-transformer";
 import { ShareDTO } from "./share.dto";
+import { FileDTO } from "../../file/dto/file.dto";
+import { OmitType } from "@nestjs/swagger";
 
-export class MyShareDTO extends ShareDTO {
+export class MyShareDTO extends OmitType(ShareDTO, [
+  "files",
+  "from",
+  "fromList",
+] as const) {
   @Expose()
   views: number;
 
@@ -11,13 +17,17 @@ export class MyShareDTO extends ShareDTO {
   @Expose()
   recipients: string[];
 
+  @Expose()
+  @Type(() => OmitType(FileDTO, ["share", "from"] as const))
+  files: Omit<FileDTO, "share" | "from">[];
+
   from(partial: Partial<MyShareDTO>) {
     return plainToClass(MyShareDTO, partial, { excludeExtraneousValues: true });
   }
 
   fromList(partial: Partial<MyShareDTO>[]) {
     return partial.map((part) =>
-      plainToClass(MyShareDTO, part, { excludeExtraneousValues: true })
+      plainToClass(MyShareDTO, part, { excludeExtraneousValues: true }),
     );
   }
 }

backend/src/share/dto/share.dto.ts

@@ -6,6 +6,9 @@ export class ShareDTO {
   @Expose()
   id: string;
 
+  @Expose()
+  name?: string;
+
   @Expose()
   expiration: Date;
 
@@ -20,13 +23,19 @@ export class ShareDTO {
   @Expose()
   description: string;
 
+  @Expose()
+  hasPassword: boolean;
+
+  @Expose()
+  size: number;
+
   from(partial: Partial<ShareDTO>) {
     return plainToClass(ShareDTO, partial, { excludeExtraneousValues: true });
   }
 
   fromList(partial: Partial<ShareDTO>[]) {
     return partial.map((part) =>
-      plainToClass(ShareDTO, part, { excludeExtraneousValues: true })
+      plainToClass(ShareDTO, part, { excludeExtraneousValues: true }),
     );
   }
 }