fix search query parsing to allow multi-word query

helper/file_storage.py

@@ -24,6 +24,7 @@ from typing import Any, Dict, Optional
 import sys
 import shutil
 import requests
+import re
 
 from helper.logger import log, debug
 
@@ -286,20 +287,36 @@ class LocalStorageBackend(StorageBackend):
                     query_pattern = f"%{query_lower}%"
                     debug(f"Performing filename/tag search: {query_pattern}")
                     
+                    # Fetch more results than requested to allow for filtering
+                    fetch_limit = (limit or 100) * 50
+                    
                     cursor.execute("""
                         SELECT DISTINCT f.id, f.file_path, f.file_size 
                         FROM files f
                         WHERE LOWER(f.file_path) LIKE ?
                         ORDER BY f.file_path
                         LIMIT ?
-                    """, (query_pattern, limit or 1000))
+                    """, (query_pattern, fetch_limit))
                     
                     rows = cursor.fetchall()
-                    debug(f"Found {len(rows)} filename matches in DB")
+                    debug(f"Found {len(rows)} filename matches in DB (before whole-word filter)")
+                    
+                    # Compile regex for whole word matching
+                    try:
+                        word_regex = re.compile(r'\b' + re.escape(query_lower) + r'\b', re.IGNORECASE)
+                    except Exception:
+                        word_regex = None
+
                     seen_files = set()
                     for file_id, file_path_str, size_bytes in rows:
                         if not file_path_str or file_path_str in seen_files:
                             continue
+                        
+                        # Apply whole word filter on filename
+                        if word_regex:
+                            p = Path(file_path_str)
+                            if not word_regex.search(p.name):
+                                continue
                         seen_files.add(file_path_str)
                         
                         file_path = Path(file_path_str)
@@ -706,8 +723,23 @@ class HydrusStorageBackend(StorageBackend):
                         })
                     else:
                         # Free-form search: check if search terms match the title or tags
-                        # Match if ANY search term is found in title or tags (OR logic)
-                        if query_lower == "*" or any(term in all_tags_str or term in title.lower() for term in search_terms):
+                        # Match if ALL search terms are found in title or tags (AND logic)
+                        # AND use whole word matching
+                        
+                        # Combine title and tags for searching
+                        searchable_text = (title + " " + all_tags_str).lower()
+                        
+                        match = True
+                        if query_lower != "*":
+                            for term in search_terms:
+                                # Regex for whole word: \bterm\b
+                                # Escape term to handle special chars
+                                pattern = r'\b' + re.escape(term) + r'\b'
+                                if not re.search(pattern, searchable_text):
+                                    match = False
+                                    break
+                        
+                        if match:
                             results.append({
                                 "hash": hash_hex,
                                 "hash_hex": hash_hex,