app/Plugin/NZCategoryBackground42/EventSubscriber/FrontendSubscriber.php line 36

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  1. <?php
  3. namespace Plugin\NZCategoryBackground42\EventSubscriber;
  5. use Eccube\Event\TemplateEvent;
  6. use Plugin\NZCategoryBackground42\Repository\CategoryBackgroundRepository;
  7. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  8. use Symfony\Component\HttpFoundation\RequestStack;
  10. class FrontendSubscriber implements EventSubscriberInterface
  11. {
  12.     private $categoryBackgroundRepository;
  13.     private $requestStack;
  15.     public function __construct(
  16.         CategoryBackgroundRepository $categoryBackgroundRepository,
  17.         RequestStack $requestStack
  18.     ) {
  19.         $this->categoryBackgroundRepository = $categoryBackgroundRepository;
  20.         $this->requestStack = $requestStack;
  21.     }
  23.     public static function getSubscribedEvents()
  24.     {
  25.         return [
  26.             '@admin/Product/index.twig' => 'onAdminProductIndex',
  27.             'Product/list.twig' => 'onProductList',
  28.         ];
  29.     }
  31.     public function onAdminProductIndex(TemplateEvent $event)
  32.     {
  33.         // 管理画面では何もしない（動作確認用）
  34.     }
  36.     public function onProductList(TemplateEvent $event)
  37.     {
  38.         $request = $this->requestStack->getCurrentRequest();
  39.         if (!$request) {
  40.             return;
  41.         }
  43.         $categoryId = $request->query->get('category_id');
  44.         if (!$categoryId) {
  45.             return;
  46.         }
  48.         $categoryBackground = $this->categoryBackgroundRepository->findByCategoryId($categoryId);
  49.         if (!$categoryBackground || !$categoryBackground->getIsActive()) {
  50.             return;
  51.         }
  53.         // CSSを生成
  54.         $css = $this->generateCSS($categoryBackground);
  55.         if (empty($css)) {
  56.             return;
  57.         }
  59.         // ソースを取得して直接書き換え
  60.         $source = $event->getSource();
  61.         
  62.         $debugInfo = sprintf(
  63.             "\n<!-- NZCategoryBackground42: Applied! category_id=%s, type=%s, preset=%s -->\n",
  64.             $categoryId,
  65.             $categoryBackground->getBackgroundType(),
  66.             $categoryBackground->getPresetId() ?: 'custom'
  67.         );
  68.         
  69.         $styleTag = sprintf(
  70.             "%s<style type=\"text/css\" id=\"nz-category-bg\">\n/* NZCategoryBackground42 */\n%s\n</style>\n",
  71.             $debugInfo,
  72.             $css
  73.         );
  74.         
  75.         // </head>の前に挿入
  76.         $source = str_replace('</head>', $styleTag . '</head>', $source);
  77.         
  78.         $event->setSource($source);
  79.     }
  81.     private function generateCSS($categoryBackground)
  82.     {
  83.         $css = ".ec-layoutRole__main {\n";
  85.         switch ($categoryBackground->getBackgroundType()) {
  86.             case 'color':
  87.                 if ($categoryBackground->getBackgroundColor()) {
  88.                     $css .= "    background-color: {$categoryBackground->getBackgroundColor()} !important;\n";
  89.                 }
  90.                 break;
  92.             case 'gradient':
  93.                 if ($categoryBackground->getGradientColor1() && $categoryBackground->getGradientColor2()) {
  94.                     $angle = $categoryBackground->getGradientAngle() ?: 135;
  95.                     $gradient = sprintf(
  96.                         "linear-gradient(%ddeg, %s, %s)",
  97.                         $angle,
  98.                         $categoryBackground->getGradientColor1(),
  99.                         $categoryBackground->getGradientColor2()
  100.                     );
  101.                     $css .= "    background: {$gradient} !important;\n";
  102.                 }
  103.                 break;
  105.             case 'image':
  106.                 if ($categoryBackground->getBackgroundImage()) {
  107.                     $imageUrl = "/html/upload/save_image/{$categoryBackground->getBackgroundImage()}";
  108.                     $css .= "    background-image: url('{$imageUrl}') !important;\n";
  109.                     $size = $categoryBackground->getBackgroundSize() ?: 'cover';
  110.                     $position = $categoryBackground->getBackgroundPosition() ?: 'center';
  111.                     $repeat = $categoryBackground->getBackgroundRepeat() ?: 'no-repeat';
  112.                     $css .= "    background-size: {$size} !important;\n";
  113.                     $css .= "    background-position: {$position} !important;\n";
  114.                     $css .= "    background-repeat: {$repeat} !important;\n";
  115.                 }
  116.                 break;
  117.         }
  119.         $css .= "}\n";
  121.         // モバイル対応
  122.         if ($categoryBackground->getMobileBackgroundImage()) {
  123.             $mobileImageUrl = "/html/upload/save_image/{$categoryBackground->getMobileBackgroundImage()}";
  124.             $css .= "@media (max-width: 768px) {\n";
  125.             $css .= "    .ec-layoutRole__main {\n";
  126.             $css .= "        background-image: url('{$mobileImageUrl}') !important;\n";
  127.             $css .= "    }\n";
  128.             $css .= "}\n";
  129.         }
  131.         return $css;
  132.     }
  133. }