Python-RV/Nextcloud Video Files/rename_files.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "1b3ec01f",
   "metadata": {},
   "outputs": [],
   "source": [
    "# ===== CONFIGURATION =====\n",
    "# --- Configuration ---\n",
    "NEXTCLOUD_URL = \"https://nextcloud.karnelegger.eu\"\n",
    "USERNAME = \"Georg Brantegger\"\n",
    "with open('app_pw.txt','r') as f:\n",
    "    APP_PASSWORD = f.readline()\n",
    "\n",
    "\n",
    "# Modern Nextcloud WebDAV endpoint format:\n",
    "WEBDAV_BASE_URL = f\"{NEXTCLOUD_URL}/remote.php/dav/files/{USERNAME}/Shared/Ruderverein/02_Athlet:innen/01_Videoanalyse\"\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "c1f60f39",
   "metadata": {},
   "outputs": [],
   "source": [
    "import os\n",
    "from nc_py_api import Nextcloud\n",
    "\n",
    "def rename_videos_via_api():\n",
    "    # Initialize the Nextcloud client\n",
    "    nc = Nextcloud(\n",
    "        nextcloud_url=NEXTCLOUD_URL, \n",
    "        nc_auth_user=USERNAME, \n",
    "        nc_auth_pass=APP_PASSWORD\n",
    "    )\n",
    "\n",
    "    # The path to your shared folder relative to your user's root\n",
    "    base_folder = \"Shared/Ruderverein/02_Athlet:innen/01_Videoanalyse\" \n",
    "\n",
    "    print(f\"Fetching folders from: {base_folder}...\")\n",
    "    \n",
    "    # 1. Get all items in the base directory\n",
    "    try:\n",
    "        items_in_base = nc.files.listdir(base_folder)\n",
    "    except Exception as e:\n",
    "        print(f\"Error accessing base folder: {e}\")\n",
    "        return\n",
    "\n",
    "    # Filter for directories only (the athlete subfolders)\n",
    "    athlete_folders = [item for item in items_in_base if item.is_dir]\n",
    "\n",
    "    for folder in athlete_folders:\n",
    "        print(f\"\\nProcessing athlete: {folder.name}\")\n",
    "\n",
    "        # 2. Gather files inside the athlete's folder\n",
    "        folder_contents = nc.files.listdir(folder.user_path)\n",
    "        \n",
    "        # Gather all valid files (ignoring directories and hidden files)\n",
    "        all_files = [f for f in folder_contents if not f.is_dir and not f.name.startswith('.')]\n",
    "\n",
    "        if not all_files:\n",
    "            print(\"  No files found. Skipping.\")\n",
    "            continue\n",
    "\n",
    "        # Lists to separate files we want to rename\n",
    "        files_to_rename = []\n",
    "\n",
    "        # 1. Check for XMLs to delete, and separate the rest for renaming\n",
    "        for file_node in all_files:\n",
    "            extension = os.path.splitext(file_node.name)[1].lower()\n",
    "            \n",
    "            if extension == '.xml':\n",
    "                print(f\"  -> 🗑️ Deleting XML: {file_node.name}\")\n",
    "                nc.files.delete(file_node.user_path)\n",
    "            else:\n",
    "                files_to_rename.append(file_node)\n",
    "\n",
    "        # If there were only XMLs and now nothing is left, move to the next athlete\n",
    "        if not files_to_rename:\n",
    "            continue\n",
    "\n",
    "        # 2. Sort the remaining files by modification date\n",
    "        files_to_rename.sort(key=lambda x: x.info._last_modified)\n",
    "        new_filenames =[x.info._last_modified.strftime('%Y-%m-%d_%H-%M-%S') for x in files_to_rename]\n",
    "\n",
    "\n",
    "        # 4. Safety Step: Rename to temporary names to avoid collisions\n",
    "        temp_files = []\n",
    "        for index, file_node in enumerate(files_to_rename):\n",
    "            # Extract the directory path and the original file extension\n",
    "            directory, old_filename = os.path.split(file_node.user_path)\n",
    "            extension = os.path.splitext(old_filename)[1]\n",
    "            \n",
    "            temp_name = f\"__temp_{index}__{extension}\"\n",
    "            temp_path = f\"{directory}/{temp_name}\"\n",
    "            \n",
    "            # In Nextcloud/WebDAV APIs, renaming a file is executed as a \"move\" command\n",
    "            nc.files.move(file_node.user_path, temp_path)\n",
    "            temp_files.append((temp_path, extension, old_filename))\n",
    "\n",
    "        # 5. Final Rename: Apply the sequential counting names\n",
    "        for index, (temp_path, extension, old_filename) in enumerate(temp_files, start=1):\n",
    "            directory, _ = os.path.split(temp_path)\n",
    "            new_name = f\"{new_filenames[index-1]}{extension}\"\n",
    "            final_path = f\"{directory}/{new_name}\"\n",
    "            \n",
    "            i = 1\n",
    "            try:\n",
    "                nc.files.move(temp_path, final_path)\n",
    "                print(f\"  -> Renamed {old_filename} to {new_name}\")\n",
    "            except:\n",
    "                new_name = f\"{new_filenames[index-1]}_{i}{extension}\"\n",
    "                final_path = f\"{directory}/{new_name}\"\n",
    "                nc.files.move(temp_path, final_path)\n",
    "                i += 1\n",
    "                print(f\"  -> Renamed {old_filename} to {new_name}\")\n",
    "\n",
    "    print(\"\\n✅ All athlete folders have been processed via the API!\")\n",
    "\n",
    "if __name__ == \"__main__\":\n",
    "    rename_videos_via_api()"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": ".venv (3.14.4.final.0)",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.14.4"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}