Started working on an aliexpress provider

Author: jbtronics

src/Services/InfoProviderSystem/Providers/AliexpressProvider.php

@@ -0,0 +1,151 @@
+<?php
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2025 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\Services\InfoProviderSystem\Providers;
+
+use App\Services\InfoProviderSystem\DTOs\PartDetailDTO;
+use App\Services\InfoProviderSystem\DTOs\SearchResultDTO;
+use Symfony\Component\DomCrawler\Crawler;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+class AliexpressProvider implements InfoProviderInterface
+{
+
+    public function __construct(private readonly HttpClientInterface $client)
+    {
+
+    }
+
+    public function getProviderInfo(): array
+    {
+        return [
+            'name' => 'Aliexpress',
+            'description' => 'Webscrapping from reichelt.com to get part information',
+            'url' => 'https://aliexpress.com/',
+            'disabled_help' => 'Set PROVIDER_REICHELT_ENABLED env to 1'
+        ];
+    }
+
+    public function getProviderKey(): string
+    {
+        return "aliexpress";
+    }
+
+    public function isActive(): bool
+    {
+        return true;
+    }
+
+    public function getBaseURL(): string
+    {
+        //Without the trailing slash
+        return 'https://de.aliexpress.com';
+    }
+
+    public function searchByKeyword(string $keyword): array
+    {
+        $response = $this->client->request('GET', $this->getBaseURL() . '/wholesale', [
+            'query' => [
+                'SearchText' => $keyword,
+                'CatId' => 0,
+                'd' => 'y',
+                ]
+            ]
+        );
+
+        $content = $response->getContent();
+        $dom = new Crawler($content);
+
+        $results = [];
+
+        //Iterate over each div.search-item-card-wrapper-gallery
+        $dom->filter('div.search-item-card-wrapper-gallery')->each(function (Crawler $node) use (&$results) {
+
+            $productURL = $this->cleanProductURL($node->filter("a")->first()->attr('href'));
+            $productID = $this->extractProductID($productURL);
+
+            //Skip results where we cannot extract a product ID
+            if ($productID === null) {
+                return;
+            }
+
+            $results[] = new SearchResultDTO(
+                provider_key: $this->getProviderKey(),
+                provider_id: $productID,
+                name: $node->filter("div[title]")->attr('title'),
+                description: "",
+                preview_image_url: $node->filter("img")->first()->attr('src'),
+                provider_url: $productURL
+            );
+        });
+
+        return $results;
+    }
+
+    private function cleanProductURL(string $url): string
+    {
+        //Strip the query string
+        return explode('?', $url)[0];
+    }
+
+    private function extractProductID(string $url): ?string
+    {
+        //We want the numeric id from the url before the .html
+        $matches = [];
+        preg_match('/\/(\d+)\.html/', $url, $matches);
+
+        return $matches[1] ?? null;
+    }
+
+    public function getDetails(string $id): PartDetailDTO
+    {
+        //Ensure that $id is numeric
+        if (!is_numeric($id)) {
+            throw new \InvalidArgumentException("The id must be numeric");
+        }
+
+        $product_page = $this->getBaseURL() . "/item/{$id}.html";
+        $response = $this->client->request('GET', $product_page );
+
+        $content = $response->getContent();
+        $dom = new Crawler($content);
+
+        return new PartDetailDTO(
+            provider_key: $this->getProviderKey(),
+            provider_id: $id,
+            name: $dom->filter('h1[data-pl="product-title"]')->text(),
+            description: "",
+            provider_url: $product_page,
+            notes: $dom->filter('div[data-pl="product-description"]')->html(),
+        );
+    }
+
+    public function getCapabilities(): array
+    {
+        return [
+            ProviderCapabilities::BASIC,
+            ProviderCapabilities::PICTURE,
+            ProviderCapabilities::PRICE,
+        ];
+    }
+}