show errors when search failed;

lib/Search/Sites/TPB.php

@@ -19,6 +19,9 @@ class TPB extends searchBase implements searchInterface
         $this->searchUrl = $this->baseUrl . trim($keyword);
         $this->crawler->add($this->getContent());
         $this->getItems()->addActionLinks(null);
+        if ($this->hasErrors()) {
+            return ['error' => $this->getErrors()];
+        }
         return ['title' => $this->getTableTitles(), 'row' => $this->getRows()];
     }
     public function setContent($content)
@@ -30,8 +33,15 @@ class TPB extends searchBase implements searchInterface
         if ($this->content) {
             return $this->content;
         }
-        $response = $this->client->request('GET', $this->searchUrl);
+        $content;
-        return $response->getContent();
+        try {
+            $response = $this->client->request('GET', $this->searchUrl);
+            $content = $response->getContent();
+        } catch (\Exception $e) {
+            $this->errors[] = $e->getMessage();
+            return [];
+        }
+        return $content;
     }
     public function parse()
     {

lib/Search/Sites/bitSearch.php

@@ -20,9 +20,13 @@ class bitSearch extends searchBase implements searchInterface
     {
         $this->query = ['q' => trim($keyword), 'sort' => 'seeders'];
         $this->searchUrl = $this->baseUrl;
-        $this->crawler->add($this->getContent());
+        $content = $this->getContent();
+        if ($this->hasErrors()) {
+            return ['error' => $this->getErrors()];
+        }
+        $this->crawler->add($content);
         $this->getItems()->addActionLinks(null);
-        return ['title' =>$this->getTableTitles(), 'row' => $this->getRows()];
+        return ['title' => $this->getTableTitles(), 'row' => $this->getRows()];
     }
     public function setContent($content)
     {
@@ -33,8 +37,15 @@ class bitSearch extends searchBase implements searchInterface
         if ($this->content) {
             return $this->content;
         }
-        $response = $this->client->request('GET', $this->searchUrl, ['query' => $this->query]);
+        $content;
-        return $response->getContent();
+        try {
+            $response = $this->client->request('GET', $this->searchUrl, ['query' => $this->query]);
+            $content = $response->getContent();
+        } catch (\Exception $e) {
+            $this->errors[] = $e->getMessage();
+            return [];
+        }
+        return $content;
     }
 
     public function parse()

lib/Search/Sites/searchBase.php

@@ -7,6 +7,7 @@ abstract class searchBase
     protected $query = null;
     protected $tableTitles = [];
     protected $rows = [];
+    protected $errors = [];
     protected $actionLinks = [["name" => 'download', 'path' => '/index.php/apps/ncdownloader/new'], ['name' => 'clipboard']];
 
     public function getTableTitles(): array
@@ -38,4 +39,14 @@ abstract class searchBase
         return $this->rows;
     }
 
+    public function hasErrors(): bool
+    {
+        return (bool) (count($this->errors) > 0);
+    }
+
+    public function getErrors(): string
+    {
+        return implode(",", $this->errors);
+    }
+
 }

lib/Search/Sites/sliderkz.php

@@ -1,15 +1,15 @@
 <?php
 
 namespace OCA\NCDownloader\Search\Sites;
+
 use OCA\NCDownloader\Tools\Helper;
 
 //slider.kz
-class sliderkz extends searchBase
+class sliderkz extends searchBase implements searchInterface
 {
     public $baseUrl = "https://slider.kz/vk_auth.php";
     protected $query = null;
     protected $tableTitles = [];
-
     public function __construct($client)
     {
         $this->client = $client;
@@ -19,6 +19,9 @@ class sliderkz extends searchBase
         $this->query = ['q' => trim($keyword)];
         $this->searchUrl = $this->baseUrl;
         $this->getItems()->setTableTitles(["Title", "Duration", "Actions"])->addActionLinks(null);
+        if ($this->hasErrors()) {
+            return ['error' => $this->getErrors()];
+        }
         return ["title" => $this->getTableTitles(), 'row' => $this->getRows()];
     }
 
@@ -37,7 +40,7 @@ class sliderkz extends searchBase
     private function transformResp($data): array
     {
         $items = [];
-        if (count($data) < 1) {
+        if (count($data) < 1 || $this->hasErrors()) {
             return [];
         }
         foreach ($data as $item) {
@@ -54,7 +57,8 @@ class sliderkz extends searchBase
             $response = $this->client->request('GET', $this->searchUrl, ['query' => $this->query]);
             $resp = $response->toArray();
         } catch (ExceptionInterface $e) {
-            return ["error" => $e->getMessage()];
+            $this->errors[] = $e->getMessage();
+            return [];
         }
         if (isset($resp['audios'])) {
             return array_values($resp["audios"])[0];

src/App.vue

@@ -96,6 +96,10 @@ export default {
             tableInst.rowClass = "table-row-search";
             tableInst.create();
           }
+          if (data.error) {
+            helper.resetSearch(vm);
+            helper.error(data.error);
+          }
         })
         .send();
     },

src/utils/helper.js

@@ -248,7 +248,11 @@ const helper = {
         }
     },
     t: function (str) {
-       return t("ncdownloader", str);
+        return t("ncdownloader", str);
+    },
+    resetSearch: function (vm) {
+        vm.$data.loading = 0;
+        contentTable.getInstance([], []).clear();
     }
 }