新增视频封面的记录与下载

src/main/java/la/moony/friends/reconciler/RssSyncReconciler.java

@@ -70,6 +70,11 @@ public class RssSyncReconciler implements Reconciler<RssSyncReconciler.Request>,
         Pattern.CASE_INSENSITIVE
     );
 
+    private static final Pattern VIDEO_POSTER_PATTERN = Pattern.compile(
+        "<video[^>]*?poster\\s*=\\s*(['\"])(.*?)\\1[^>]*?>",
+        Pattern.CASE_INSENSITIVE
+    );
+
     private static final Pattern MW2000_IMAGE_FILE_PATTERN = Pattern.compile(
         ".*/mw2000/([^/?#]+)(?:[?#].*)?$",
         Pattern.CASE_INSENSITIVE
@@ -238,7 +243,7 @@ public class RssSyncReconciler implements Reconciler<RssSyncReconciler.Request>,
                     friendPostSpec.setLinkName(linkName);
                     String description = friendPost.getSpec().getDescription();
 
-                    // 先提取图片文件名覆盖标题，再将 HTML 描述转换为纯文本
+                    // 先提取图片和视频 poster 文件名覆盖标题，再将 HTML 描述转换为纯文本
                     if (StringUtils.isNotEmpty(description)) {
                         List<String> imageFileNames = new ArrayList<>();
                         Matcher matcher = IMG_SRC_PATTERN.matcher(description);
@@ -250,6 +255,15 @@ public class RssSyncReconciler implements Reconciler<RssSyncReconciler.Request>,
                             }
                         }
 
+                        Matcher posterMatcher = VIDEO_POSTER_PATTERN.matcher(description);
+                        while (posterMatcher.find()) {
+                            String posterSrc = posterMatcher.group(2);
+                            String posterFileName = extractFileNameFromUrl(posterSrc);
+                            if (StringUtils.isNotBlank(posterFileName)) {
+                                imageFileNames.add(posterFileName);
+                            }
+                        }
+
                         if (enableWeiboImageRecordAndDownload && !imageFileNames.isEmpty()) {
                             String imageFiles = String.join(",", imageFileNames);
                             friendPostSpec.setImageFiles(imageFiles);
@@ -413,6 +427,26 @@ public class RssSyncReconciler implements Reconciler<RssSyncReconciler.Request>,
         return imageReferer.trim();
     }
 
+    private String extractFileNameFromUrl(String url) {
+        if (StringUtils.isBlank(url)) {
+            return null;
+        }
+        String sanitizedUrl = url.trim();
+        int queryIndex = sanitizedUrl.indexOf('?');
+        if (queryIndex >= 0) {
+            sanitizedUrl = sanitizedUrl.substring(0, queryIndex);
+        }
+        int fragmentIndex = sanitizedUrl.indexOf('#');
+        if (fragmentIndex >= 0) {
+            sanitizedUrl = sanitizedUrl.substring(0, fragmentIndex);
+        }
+        int lastSlashIndex = sanitizedUrl.lastIndexOf('/');
+        if (lastSlashIndex < 0 || lastSlashIndex == sanitizedUrl.length() - 1) {
+            return null;
+        }
+        return sanitizedUrl.substring(lastSlashIndex + 1);
+    }
+
     static int pageNullSafe(Integer page) {
         return ObjectUtils.defaultIfNull(page, 1);
     }