生成pdf

app/common/controller/UsedCarController.php

@@ -2,9 +2,11 @@
 namespace app\common\controller;
 
 use app\common\controller\BaseController;
+use app\common\model\UsedCar;
 use app\common\service\OssService;
 use app\common\traits\crud\CrudControllerTrait;
 use app\common\service\UsedCarService;
+use app\common\utils\pdf\service\MpdfDriver;
 use support\Request;
 
 class UsedCarController extends BaseController
@@ -64,6 +66,16 @@ class UsedCarController extends BaseController
              }
              $data['images_pull'] = $images_pull;
 
+         }
+         if (!empty($data['attachment'])){
+             $attachments = explode(',', $data['attachment']);
+             $ossService = new OssService();
+             $attachment_pull = [];
+             foreach ($attachments as $attachment){
+                 $attachment_pull[] = $ossService->generatePrivateUrl($attachment);
+             }
+             $data['attachment_pull'] = $attachment_pull;
+
          }
          return $data;
      }
@@ -77,4 +89,39 @@ class UsedCarController extends BaseController
              return $this->error($e->getMessage());
          }
      }
+
+     public function producePdf(Request $request){
+         try {
+             $raw = $this->service->serviceShow($request);
+             $data = $this->transformData($raw, method_exists($this, 'showFormat')
+                 ? [$this, 'showFormat']
+                 : null);
+             $images = [];
+             foreach ($data['images_pull'] as $key => $image){
+                 $images[] = $this->service->downloadImage($image);
+             }
+             $data['images'] = $images;
+             $pdf = (new MpdfDriver())->exportUsedCarPdf($data);
+             UsedCar::where('id', $data['id'])->update(['pdf_src' => $pdf]);
+
+             array_map('unlink', glob(runtime_path('pdf/images/*.jpg')));
+             return $this->success($pdf);
+         } catch (\Throwable $e) {
+             return $this->error($e->getMessage().$e->getLine().$e->getFile());
+         }
+     }
+
+     public function downloadPdf(Request $request){
+         $raw = $this->service->serviceShow($request);
+         $filePath = runtime_path('pdf') . $raw['pdf_src'];
+
+         if (!file_exists($filePath)) {
+             return response('文件不存在', 404);
+         }
+
+         return response()->download(
+             $filePath,
+             $raw['product_name'].'-'.$raw['id'].'pdf'   // 下载时显示的文件名
+         );
+     }
 }

app/common/model/UsedCar.php

@@ -40,7 +40,7 @@ class UsedCar extends Model
     /**
      * 允许自动填充模型字段
      */
-    protected $fillable = ['id', 'user_id', 'product_name', 'vin', 'price', 'source_place', 'plate_place', 'plate_time', 'displacement','mileage','power', 'body_color', 'images', 'condition_desc', 'crawl_title', 'crawl_brand', 'crawl_series', 'crawl_year', 'crawl_msrp', 'crawl_car_id', 'status', 'sort', 'created_at', 'updated_at'];
+    protected $fillable = ['id', 'user_id', 'product_name', 'vin', 'price', 'source_place', 'plate_place', 'plate_time', 'displacement','mileage','power', 'body_color', 'images', 'condition_desc', 'attachment', 'crawl_title', 'crawl_brand', 'crawl_series', 'crawl_year', 'crawl_msrp', 'crawl_car_id', 'status', 'sort', 'created_at', 'updated_at'];
 
     /**
      * 不允许自动填充模型字段

app/common/service/UsedCarService.php

@@ -250,4 +250,22 @@ class UsedCarService
 
         return null;
     }
+
+    function downloadImage(string $url): string
+    {
+        $dir = runtime_path('pdf/images/');
+        if (!is_dir($dir)) {
+            mkdir($dir, 0755, true);
+        }
+
+        $filename = md5($url) . '.jpg';
+        $path = $dir . $filename;
+
+        if (!file_exists($path)) {
+            $img = file_get_contents($url);
+            file_put_contents($path, $img);
+        }
+
+        return $path;
+    }
 }

app/common/utils/pdf/service/MpdfDriver.php

@@ -22,12 +22,12 @@ class MpdfDriver
             'tempDir' => runtime_path('mpdf'),
             'header_html' => '',
             'footer_html' => '',
-            'watermark_text'=> '',
+            'watermark_text' => '',
             'css_files' => [],
             'default_font' => 'notosanssc',
             'font_dirs' => [public_path('fonts')],
             'font_data' => [
-                'notosanssc' => ['R'=>'NotoSansSC-Regular.ttf','B'=>'NotoSansSC-Bold.ttf'],
+                'notosanssc' => ['R' => 'NotoSansSC-Regular.ttf', 'B' => 'NotoSansSC-Bold.ttf'],
             ],
             'asset_base' => '',
             'enable_html5_parser' => true,
@@ -115,4 +115,55 @@ class MpdfDriver
         }
         return [$css, $html];
     }
+
+    public function exportUsedCarPdf($car)
+    {
+        /*$car = [
+            'title' => '奥迪Q3 2013款 35 TFSI 舒适型',
+            'vin' => '',
+            'price' => 450000,
+            'source_city' => '北京',
+            'register_city' => '随州',
+            'register_date' => '2026-01-05',
+            'displacement' => '2.1T',
+            'mileage' => 45000,
+            'power' => 350,
+            'color' => '',
+            'created_at' => '2026-01-05 17:23:34',
+            'images' => [
+                'https://xxx.com/1.jpg',
+                'https://xxx.com/2.jpg',
+                'https://xxx.com/3.jpg',
+            ],
+            'description' => '该车内饰干净整洁，车况精品...'
+        ];*/
+
+        ob_start();
+        //include app_path() . '/view/pdf/car_detail_pdf.php';
+        $tpl = base_path('app/common/utils/pdf/template/usedCar.stub');
+        include $tpl;
+        $html = ob_get_clean();
+
+        $mpdf = new Mpdf([
+            'mode' => 'utf-8',
+            'format' => 'A4',
+            'margin_top' => 10,
+            'margin_bottom' => 10,
+            'margin_left' => 10,
+            'margin_right' => 10,
+            'default_font' => 'sun-exta'
+        ]);
+
+        $mpdf->WriteHTML($html);
+
+        $pdf = $mpdf->Output('车辆详情.pdf', 'S');
+        $dir = runtime_path('pdf');
+        if (!is_dir($dir)) mkdir($dir, 0777, true);
+        $pdfName = '/invoice-' . date('YmdHis').'-'.$car['id'] . '.pdf';
+        $path = $dir . $pdfName;
+        file_put_contents($path, $pdf);
+
+        return $path;
+    }
+
 }

app/common/utils/pdf/template/usedCar.stub

@@ -66,7 +66,7 @@
 
 <body>
 
-<h1><?= htmlspecialchars($car['title']) ?></h1>
+<h1><?= htmlspecialchars($car['product_name']) ?></h1>
 
 <table class="info-table">
     <tr>
@@ -75,11 +75,11 @@
     </tr>
     <tr>
         <td class="label">车源地</td>
-        <td><?= $car['source_city'] ?></td>
+        <td><?= $car['source_place'] ?></td>
     </tr>
     <tr>
         <td class="label">上牌时间</td>
-        <td><?= $car['register_date'] ?></td>
+        <td><?= $car['plate_time'] ?></td>
     </tr>
     <tr>
         <td class="label">排量</td>
@@ -95,7 +95,7 @@
     </tr>
     <tr>
         <td class="label">车身颜色</td>
-        <td><?= $car['color'] ?: '-' ?></td>
+        <td><?= $car['body_color'] ?: '-' ?></td>
     </tr>
     <tr>
         <td class="label">创建时间</td>
@@ -114,7 +114,7 @@
 
 <h2>车况介绍</h2>
 <div class="desc">
-    <?= nl2br(htmlspecialchars($car['description'])) ?>
+    <?= nl2br(htmlspecialchars($car['condition_desc'])) ?>
 </div>
 
 </body>

composer.json

@@ -46,7 +46,8 @@
     "phpoffice/phpspreadsheet": "^4.5",
     "phpmailer/phpmailer": "^6.10",
     "webman/gateway-worker": "^1.0",
-    "jaeger/querylist": "^4.4"
+    "jaeger/querylist": "^4.4",
+    "mpdf/mpdf": "8.2"
   },
   "suggest": {
     "ext-event": "For better performance. "

config/route.php

@@ -57,6 +57,8 @@ Route::group('/common', function () {
 
     Route::group('/usedcar', function () {
         Route::any('/list', [app\common\controller\UsedCarController::class, 'index']);
+        Route::any('/produce/pdf', [app\common\controller\UsedCarController::class, 'producePdf']);
+        Route::any('/download/pdf', [app\common\controller\UsedCarController::class, 'downloadPdf']);
         Route::any('/show', [app\common\controller\UsedCarController::class, 'show']);
         Route::any('/store', [app\common\controller\UsedCarController::class, 'store']);
         Route::any('/update', [app\common\controller\UsedCarController::class, 'update']);