moderation: added rule for excessive header tags

site/zenodo_rdm/moderation/config.py

@@ -20,6 +20,7 @@
     "ham_link": -3,
     "excess_links": 5,
     "spam_emoji": 5,
+    "spam_header_tags": 2,
     "spam_files": 2,
     "ham_files": -5,
     "unverified_user": 10,
@@ -37,7 +38,7 @@
 MODERATION_MIN_HAM_FILE_SIZE = 15_000_000  # 15MB
 """Minimum file size for ham files."""
 
-MODERATION_SPAM_FILE_EXTS = {"jpg", "jpeg", "pdf", "png", "jfif"}
+MODERATION_SPAM_FILE_EXTS = {"jpg", "jpeg", "pdf", "png", "jfif", "docx", "webp"}
 """Frequest spam file extensions."""
 
 MODERATION_RECORD_SCORE_RULES = [

site/zenodo_rdm/moderation/rules.py

@@ -74,9 +74,18 @@ def links_rule(identity, draft=None, record=None):
 
 
 def text_sanitization_rule(identity, draft=None, record=None):
-    """Calculate a score for excessive emoji usage in metadata text."""
+    """Calculate a score based on excessive emoji and HTML tag usage in metadata text."""
     record_text = " ".join(map(str, record.metadata.values()))
-    return current_scores.spam_emoji if len(extract_emojis(record_text)) > 3 else 0
+    htag_count = len(re.findall(r"<h[1-9]\b[^>]*>", record_text, re.IGNORECASE))
+    score = 0
+
+    if len(extract_emojis(record_text)) > 3:
+        score += current_scores.spam_emoji
+
+    if htag_count > 4:
+        score += current_scores.spam_header_tags
+
+    return score
 
 
 def verified_user_rule(identity, draft=None, record=None):
@@ -106,6 +115,7 @@ def files_rule(identity, draft=None, record=None):
     spam_exts = len(
         exts.intersection(current_app.config.get("MODERATION_SPAM_FILE_EXTS"))
     )
+
     if files_count <= 4 and data_size < max_spam_file_size and spam_exts > 0:
         score += current_scores.spam_files