jsapi签名

2026-01-08 14:30:42 +08:00
parent 900254ac0b
commit ffed78f446
8 changed files with 376 additions and 3 deletions
@@ -5,7 +5,9 @@ namespace app\common\service;
 use app\common\validate\UsedCarValidate;
 use app\common\traits\crud\CrudServiceTrait;
 use app\common\model\UsedCar;
+use GuzzleHttp\Client;
 use support\exception\BusinessException;
+use support\Log;
 use support\Request;

 class UsedCarService
@@ -95,4 +97,153 @@ class UsedCarService
        $data['user_id'] = $request->user['id'];
        return $data;
    }
+
+
+
+    /**
+     * 抓取车型数据（通过接口）
+     * @param Request $request
+     * @return array
+     * @throws \Exception
+     */
+    public function crawlKeyword(Request $request): array
+    {
+        $keyword = $request->get('keyword');
+
+        // 执行抓取
+        $crawlService = new CrawlService();
+
+        //懂车帝模糊搜索返回车系地址|单个车系id抓取
+        $href = $crawlService->modelSearch($keyword);
+        $seriesId = $this->extractSeriesId($href); //懂车帝车系id
+
+//        if (empty($seriesId)) { //没有抓取到懂车帝系列id时，按关键词为品牌名抓取所有的系列名
+//            $crawlSeries = $crawlService->brandSeries($keyword);
+//        }
+        //按关键词为品牌名抓取所有的系列名
+        $crawlSeries = $crawlService->brandSeries($keyword);
+
+        if (empty($seriesId) && empty($crawlSeries)) {
+            throw new \Exception('抓取失败，未找到该系列车型');
+        }
+
+        $brandSerieses = [];
+        if(empty($seriesId) && !empty($crawlSeries) || count($crawlSeries)>1){ //关键词为品牌名时抓取所有车系的懂车帝id
+            $href = $crawlService->modelSearch($crawlSeries[0]);
+            $seriesId = $this->extractSeriesId($href); //懂车帝车系id
+            //抓取品牌与系列
+            $brandSeries = $crawlService->crawlBrandSeries($seriesId);
+            foreach ($crawlSeries as $item) {
+//                $brandSerieses[] = $crawlService->brandSeries($keyword);
+                $brandSerieses[] = ['brand' => $brandSeries['brand'], 'series' => $item];
+            }
+        }elseif (!empty($seriesId) && empty($crawlSeries)){
+            //抓取品牌与系列
+            $brandSerieses[] = $crawlService->crawlBrandSeries($seriesId);
+        }
+
+        $result = [];
+        try {
+            foreach ($brandSerieses as $brandSeries) {
+                $item = [];
+                $item['brand'] = ['brand_name' => $brandSeries['brand']];
+                $item['series'] = ['series_name' => $brandSeries['series']];
+
+                //获取车型数据
+                $item['model'] = [];
+                if (count($brandSerieses)<2) {
+                    $item['model'] = $this->crawlSeriesModel($seriesId);
+                }
+                $result[] = $item;
+            }
+
+            return ['is_series' => (count($brandSerieses)<2)?1:0, 'data' => $result];
+        } catch (\Exception $e) {
+            throw new \Exception($e->getMessage());
+        }
+    }
+
+    /**
+     * 获取车系下车型数据
+     * @return array
+     * @throws \GuzzleHttp\Exception\GuzzleException
+     */
+    public function crawlSeriesModel($seriesId)
+    {
+        $client = new Client([
+            'verify' => false, // 禁用 SSL 验证
+            'timeout' => 10
+        ]);
+        try {
+            $response = $client->get('https://www.dongchedi.com/motor/pc/car/series/car_list', [
+                'query' => ['series_id' => $seriesId],
+                'headers' => [
+                    'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36'
+                ]
+            ]);
+            $data = json_decode($response->getBody()->getContents(), true);
+            if($data['status'] != 0 || (!isset($data['data']) && !isset($data['data']['tab_list']))){
+                Log::error('抓取车型数据失败' . $data['message'], $data);
+                throw new \Exception('抓取车型数据失败' . $data['message']);
+            }
+            $models = [];
+            foreach ($data['data']['tab_list'] as $item) {
+                if($item['tab_text'] == '在售' || $item['tab_text'] == '停售'){
+                    unset($item['data'][0]);
+                    $models = array_merge($models, $item['data']);
+                }
+            }
+            foreach ($models as $key => $model) {
+                if(!isset($model["info"]['car_name']) || $model['type'] != "1115"){
+                    unset($models[$key]);
+                    continue;
+                }
+                $official_price = 0;
+                if(!isset($model["info"]['official_price'])){
+                    $official_price = (int)(str_replace("万", "", $model["info"]['official_price_str']) * 10000) ?? 0;
+                }else{
+                    $official_price = $model["info"]['official_price'] * 10000;
+                }
+                $models[$key] = [
+                    'title' => $model["info"]['year'] . '款 ' .$model["info"]['car_name'],
+                    'brand_name' => $model["info"]['brand_name'],
+                    'series_name' => $model["info"]['series_name'],
+                    'year' => $model["info"]['year'],
+                    'msrp' => $official_price,
+                    'car_id' => $model["info"]['id'],
+                ];
+            }
+
+            return array_values($models);
+
+        } catch (\Exception $e) {
+            throw new \Exception($e->getMessage());
+        }
+    }
+
+    /**
+     * 从懂车帝URL中提取series ID
+     * @param string $url 完整的URL
+     * @return string|null series ID或null
+     */
+    function extractSeriesId($url) {
+        // 解析URL获取路径部分
+        $path = parse_url($url, PHP_URL_PATH);
+
+        if (!$path) {
+            return null;
+        }
+
+        // 按斜杠分割路径
+        $pathParts = explode('/', trim($path, '/'));
+
+        // 查找 'series' 的位置，下一个元素就是series ID
+        $seriesIndex = array_search('series', $pathParts);
+
+        if ($seriesIndex !== false && isset($pathParts[$seriesIndex + 1])) {
+            return $pathParts[$seriesIndex + 1];
+        }
+
+        return null;
+    }
 }