Return an empty array if no URL is provider to the Generic Web URL provider

src/Exceptions/ProviderIDNotSupportedException.php

@@ -0,0 +1,32 @@
+<?php
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2026 Jan Böhmer (https://github.com/jbtronics)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as published
+ *  by the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+
+namespace App\Exceptions;
+
+class ProviderIDNotSupportedException extends \RuntimeException
+{
+    public function fromProvider(string $providerKey, string $id): self
+    {
+        return new self(sprintf('The given ID %s is not supported by the provider %s.', $id, $providerKey,));
+    }
+}

src/Services/InfoProviderSystem/Providers/GenericWebProvider.php

@@ -23,6 +23,7 @@ declare(strict_types=1);
 
 namespace App\Services\InfoProviderSystem\Providers;
 
+use App\Exceptions\ProviderIDNotSupportedException;
 use App\Services\InfoProviderSystem\DTOs\PartDetailDTO;
 use App\Services\InfoProviderSystem\DTOs\PriceDTO;
 use App\Services\InfoProviderSystem\DTOs\PurchaseInfoDTO;
@@ -71,9 +72,12 @@ class GenericWebProvider implements InfoProviderInterface
 
     public function searchByKeyword(string $keyword): array
     {
+        try {
         return [
             $this->getDetails($keyword)
-        ];
+        ]; } catch (ProviderIDNotSupportedException $e) {
+            return [];
+        }
     }
 
     private function extractShopName(string $url): string
@@ -212,6 +216,13 @@ class GenericWebProvider implements InfoProviderInterface
 
         $url = $id;
 
+        //If this is not a valid URL with host, domain and path, throw an exception
+        if (filter_var($url, FILTER_VALIDATE_URL) === false ||
+            parse_url($url, PHP_URL_HOST) === null ||
+            parse_url($url, PHP_URL_PATH) === null) {
+            throw new ProviderIDNotSupportedException("The given ID is not a valid URL: ".$id);
+        }
+
         //Try to get the webpage content
         $response = $this->httpClient->request('GET', $url);
         $content = $response->getContent();