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https://github.com/willmiao/ComfyUI-Lora-Manager.git
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Refactor example images code
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Will Miao
271
py/utils/example_images_file_manager.py
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271
py/utils/example_images_file_manager.py
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import logging
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import os
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import re
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import sys
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import subprocess
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from aiohttp import web
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from ..services.settings_manager import settings
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from ..utils.constants import SUPPORTED_MEDIA_EXTENSIONS
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logger = logging.getLogger(__name__)
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class ExampleImagesFileManager:
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"""Manages access and operations for example image files"""
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@staticmethod
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async def open_folder(request):
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"""
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Open the example images folder for a specific model
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Expects a JSON request body with:
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{
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"model_hash": "sha256_hash" # SHA256 hash of the model
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}
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"""
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try:
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# Parse request body
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data = await request.json()
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model_hash = data.get('model_hash')
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if not model_hash:
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return web.json_response({
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'success': False,
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'error': 'Missing model_hash parameter'
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}, status=400)
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# Get example images path from settings
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example_images_path = settings.get('example_images_path')
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if not example_images_path:
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return web.json_response({
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'success': False,
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'error': 'No example images path configured. Please set it in the settings panel first.'
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}, status=400)
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# Construct folder path for this model
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model_folder = os.path.join(example_images_path, model_hash)
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# Check if folder exists
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if not os.path.exists(model_folder):
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return web.json_response({
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'success': False,
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'error': 'No example images found for this model. Download example images first.'
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}, status=404)
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# Open folder in file explorer
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if os.name == 'nt': # Windows
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os.startfile(model_folder)
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elif os.name == 'posix': # macOS and Linux
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if sys.platform == 'darwin': # macOS
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subprocess.Popen(['open', model_folder])
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else: # Linux
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subprocess.Popen(['xdg-open', model_folder])
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return web.json_response({
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'success': True,
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'message': f'Opened example images folder for model {model_hash}'
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})
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except Exception as e:
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logger.error(f"Failed to open example images folder: {e}", exc_info=True)
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return web.json_response({
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'success': False,
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'error': str(e)
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}, status=500)
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@staticmethod
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async def get_files(request):
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"""
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Get the list of example image files for a specific model
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Expects:
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- model_hash in query parameters
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Returns:
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- List of image files and their paths
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"""
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try:
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# Get model_hash from query parameters
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model_hash = request.query.get('model_hash')
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if not model_hash:
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return web.json_response({
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'success': False,
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'error': 'Missing model_hash parameter'
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}, status=400)
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# Get example images path from settings
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example_images_path = settings.get('example_images_path')
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if not example_images_path:
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return web.json_response({
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'success': False,
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'error': 'No example images path configured'
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}, status=400)
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# Construct folder path for this model
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model_folder = os.path.join(example_images_path, model_hash)
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# Check if folder exists
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if not os.path.exists(model_folder):
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return web.json_response({
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'success': False,
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'error': 'No example images found for this model',
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'files': []
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}, status=404)
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# Get list of files in the folder
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files = []
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for file in os.listdir(model_folder):
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file_path = os.path.join(model_folder, file)
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if os.path.isfile(file_path):
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# Check if file is a supported media file
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file_ext = os.path.splitext(file)[1].lower()
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if (file_ext in SUPPORTED_MEDIA_EXTENSIONS['images'] or
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file_ext in SUPPORTED_MEDIA_EXTENSIONS['videos']):
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files.append({
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'name': file,
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'path': f'/example_images_static/{model_hash}/{file}',
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'extension': file_ext,
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'is_video': file_ext in SUPPORTED_MEDIA_EXTENSIONS['videos']
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})
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# Check if files use 1-based indexing (look for patterns like "image_1.jpg")
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has_one_based = any(re.match(r'image_1\.\w+$', f['name']) for f in files)
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has_zero_based = any(re.match(r'image_0\.\w+$', f['name']) for f in files)
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# If there are 1-based indices and no 0-based indices, rename files
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if has_one_based and not has_zero_based:
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logger.info(f"Converting 1-based to 0-based indexing in {model_folder}")
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# Sort files to ensure correct order
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files.sort(key=lambda x: x['name'])
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# First, create rename mapping to avoid conflicts
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renames = []
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for file in files:
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match = re.match(r'image_(\d+)\.(\w+)$', file['name'])
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if match:
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index = int(match.group(1))
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ext = match.group(2)
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if index > 0: # Only rename if index is positive
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new_name = f"image_{index-1}.{ext}"
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renames.append((file['name'], new_name))
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# Use temporary filenames to avoid conflicts
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for old_name, new_name in renames:
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old_path = os.path.join(model_folder, old_name)
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temp_path = os.path.join(model_folder, f"temp_{old_name}")
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try:
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os.rename(old_path, temp_path)
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except Exception as e:
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logger.error(f"Failed to rename {old_path} to {temp_path}: {e}")
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# Rename from temporary names to final names
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for old_name, new_name in renames:
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temp_path = os.path.join(model_folder, f"temp_{old_name}")
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new_path = os.path.join(model_folder, new_name)
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try:
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os.rename(temp_path, new_path)
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logger.debug(f"Renamed {old_name} to {new_name}")
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# Update file list entry
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for file in files:
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if file['name'] == old_name:
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file['name'] = new_name
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file['path'] = f'/example_images_static/{model_hash}/{new_name}'
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except Exception as e:
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logger.error(f"Failed to rename {temp_path} to {new_path}: {e}")
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# Refresh file list after renaming
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files = []
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for file in os.listdir(model_folder):
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file_path = os.path.join(model_folder, file)
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if os.path.isfile(file_path):
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file_ext = os.path.splitext(file)[1].lower()
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if (file_ext in SUPPORTED_MEDIA_EXTENSIONS['images'] or
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file_ext in SUPPORTED_MEDIA_EXTENSIONS['videos']):
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files.append({
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'name': file,
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'path': f'/example_images_static/{model_hash}/{file}',
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'extension': file_ext,
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'is_video': file_ext in SUPPORTED_MEDIA_EXTENSIONS['videos']
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})
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# Sort files by index for consistent order
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def extract_index(filename):
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match = re.match(r'image_(\d+)\.\w+$', filename)
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if match:
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return int(match.group(1))
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return float('inf') # Place non-matching files at the end
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files.sort(key=lambda x: extract_index(x['name']))
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return web.json_response({
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'success': True,
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'files': files
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})
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except Exception as e:
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logger.error(f"Failed to get example image files: {e}", exc_info=True)
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return web.json_response({
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'success': False,
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'error': str(e)
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}, status=500)
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@staticmethod
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async def has_images(request):
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"""
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Check if the example images folder for a model exists and is not empty
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Expects:
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- model_hash in query parameters
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Returns:
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- Boolean indicating whether the folder exists and contains images/videos
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"""
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try:
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# Get model_hash from query parameters
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model_hash = request.query.get('model_hash')
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if not model_hash:
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return web.json_response({
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'success': False,
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'error': 'Missing model_hash parameter'
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}, status=400)
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# Get example images path from settings
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example_images_path = settings.get('example_images_path')
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if not example_images_path:
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return web.json_response({
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'has_images': False
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})
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# Construct folder path for this model
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model_folder = os.path.join(example_images_path, model_hash)
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# Check if folder exists
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if not os.path.exists(model_folder) or not os.path.isdir(model_folder):
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return web.json_response({
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'has_images': False
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})
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# Check if folder contains any supported media files
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for file in os.listdir(model_folder):
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file_path = os.path.join(model_folder, file)
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if os.path.isfile(file_path):
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file_ext = os.path.splitext(file)[1].lower()
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if (file_ext in SUPPORTED_MEDIA_EXTENSIONS['images'] or
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file_ext in SUPPORTED_MEDIA_EXTENSIONS['videos']):
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return web.json_response({
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'has_images': True
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})
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# If reached here, folder exists but has no supported media files
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return web.json_response({
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'has_images': False
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})
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except Exception as e:
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logger.error(f"Failed to check example images folder: {e}", exc_info=True)
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return web.json_response({
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'has_images': False,
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'error': str(e)
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})
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