diff --git a/analytics.py b/analytics.py
index cbccb40..622bd0f 100644
--- a/analytics.py
+++ b/analytics.py
@@ -5,6 +5,7 @@ import geoip2.database
 from auth import require_secret
 from collections import defaultdict
 import pandas as pd
+from typing import Optional, List, Tuple
 import json
 import os
 import auth
@@ -701,9 +702,76 @@ def export_to_excel():
     # Close the cursor and database connection
     cursor.close()
 
-if __name__ == "__main__":
-    print("Running as a standalone script.")
-    export_to_excel()
-    print("Exported search_db to search_db.xlsx")
+def search_and_replace_rel_path(
+    search: str,
+    replacement: str,
+    dry_run: bool = True,
+    limit_preview: int = 10
+) -> Optional[List[Tuple[str, str]]]:
+    """
+    Find all rel_path values containing `search`.
+    In dry_run mode:
+      - show up to `limit_preview` example renames
+      - show total count
+      - prompt you to apply them (yes/no)
+    If you answer yes (or if dry_run=False), performs the UPDATE.
+
+    Returns the list of (old_path, new_path) that were applied (or would be applied).
+    """
     
-    
\ No newline at end of file
+    cursor = log_db.cursor()
+    like_pattern = f'%{search}%'
+
+    # 1) Fetch matching rows
+    cursor.execute(
+        "SELECT id, rel_path FROM file_access_log WHERE rel_path LIKE ?;",
+        (like_pattern,)
+    )
+    rows = cursor.fetchall()  # List of (id, old_path)
+    total = len(rows)
+
+    if total == 0:
+        print("No matching rel_path entries found.")
+        return []
+
+    # Build all renames
+    renames = [(old, old.replace(search, replacement)) for (_id, old) in rows]
+
+    # In dry_run: preview
+    if dry_run:
+        print(f"\nShowing up to {limit_preview} of {total} pending renames:\n")
+        for old, new in renames[:limit_preview]:
+            print(f"  {old!r}  →  {new!r}")
+        if total > limit_preview:
+            print(f"  ...and {total - limit_preview} more\n")
+        print(f"Total: {total} renaming action(s) would be applied.\n")
+
+        ans = input("Apply these changes? (yes/no): ").strip().lower()
+        if ans in ('y', 'yes'):
+            # Switch to actual update
+            return search_and_replace_rel_path(search, replacement, dry_run=False)
+        else:
+            print("Aborted; no changes made.")
+            return renames
+
+    # If not dry_run, apply the UPDATE once
+    cursor.execute(
+        """
+        UPDATE file_access_log
+           SET rel_path = replace(rel_path, ?, ?)
+         WHERE rel_path LIKE ?;
+        """,
+        (search, replacement, like_pattern)
+    )
+    log_db.commit()
+    updated = cursor.rowcount
+    print(f"Done: {updated} row(s) updated.")
+    return renames
+
+if __name__ == "__main__":
+    # Example usage: dry run first
+    search_and_replace_rel_path(
+        search="2025-06-13 Freitag 16 Uhr",
+        replacement="2025-06-13 Eröffnungsgottesdienst Freitag 16 Uhr",
+        dry_run=True
+    )
\ No newline at end of file
diff --git a/helperfunctions.py b/helperfunctions.py
index 7ad94b1..a63dac9 100644
--- a/helperfunctions.py
+++ b/helperfunctions.py
@@ -8,6 +8,7 @@ import auth
 
 app_config = auth.return_app_config()
 BASE_DIR = os.path.realpath(app_config['BASE_DIR'])
+CATEGORY_KEYWORDS = app_config['CATEGORY_KEYWORDS']
 
 log_db = sqlite3.connect("access_log.db", check_same_thread=False)
 
@@ -87,21 +88,6 @@ def extract_structure_from_string(input_string):
     except:
         # first part not a number
         pass
-    
-    # define your mapping: category → list of trigger-words
-    CATEGORY_KEYWORDS = {
-        'Predigt':              ['predig', 'thema'],
-        'Vorwort':              ['wort', 'einladung', 'begrüßung', 'ansprache', 'einleitung', 'aufruf zum', 'zuruf zum'],
-        'Kinderchor':           ['kinderchor'],
-        'Jugendchor':           ['jugendchor'],
-        'Orchester':            ['orchester', 'sinfonie', 'symphonie'],
-        'Chor':                 ['chor'],
-        'Gemeinsamer Gesang':   ['gemeinsam', 'gemeindelied', 'gemeinsamer gesang'],
-        'Gruppenlied':          ['gruppenlied', 'jugend', 'lied', 'musikgruppe'],
-        'Gedicht':              ['gedicht'],
-        'Erzählung':            ['vortrag', 'erzä', 'program'],
-        'Instrumental':         ['instrumental', 'musikstück', 'harfenstück'],
-    }
 
     # walk the dict in your desired priority order
     category = None
@@ -170,7 +156,13 @@ def generate_top_list(category):
     filelist = []
     for record in records:
         rel_path = record['rel_path']
-        if os.path.exists(os.path.join(BASE_DIR, rel_path)):  # ensure file exists on disk // slow operation. maybe improve later
+
+        # Locate the real file on disk
+        root, *relative_parts = rel_path.split('/')
+        base_path = session['folders'].get(root)
+        full_path = os.path.join(base_path or '', *relative_parts)
+
+        if os.path.exists(os.path.join(BASE_DIR, full_path)):  # ensure file exists on disk // slow operation. maybe improve later
             filelist.append({
                 'name': os.path.basename(rel_path),
                 'path': rel_path,