mirror of
https://github.com/willmiao/ComfyUI-Lora-Manager.git
synced 2026-03-22 05:32:12 -03:00
67 lines
2.8 KiB
Python
67 lines
2.8 KiB
Python
from dataclasses import dataclass, asdict
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from typing import Dict, Optional
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from datetime import datetime
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import os
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from .model_utils import determine_base_model
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@dataclass
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class LoraMetadata:
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"""Represents the metadata structure for a Lora model"""
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file_name: str # The filename without extension of the lora
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model_name: str # The lora's name defined by the creator, initially same as file_name
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file_path: str # Full path to the safetensors file
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size: int # File size in bytes
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modified: float # Last modified timestamp
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sha256: str # SHA256 hash of the file
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base_model: str # Base model (SD1.5/SD2.1/SDXL/etc.)
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preview_url: str # Preview image URL
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from_civitai: bool = True # Whether the lora is from Civitai
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civitai: Optional[Dict] = None # Civitai API data if available
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@classmethod
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def from_dict(cls, data: Dict) -> 'LoraMetadata':
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"""Create LoraMetadata instance from dictionary"""
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# Create a copy of the data to avoid modifying the input
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data_copy = data.copy()
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return cls(**data_copy)
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@classmethod
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def from_civitai_info(cls, version_info: Dict, file_info: Dict, save_path: str) -> 'LoraMetadata':
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"""Create LoraMetadata instance from Civitai version info"""
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file_name = file_info['name']
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base_model = determine_base_model(version_info.get('baseModel', ''))
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return cls(
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file_name=os.path.splitext(file_name)[0],
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model_name=version_info.get('model').get('name', os.path.splitext(file_name)[0]),
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file_path=save_path.replace(os.sep, '/'),
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size=file_info.get('sizeKB', 0) * 1024,
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modified=datetime.now().timestamp(),
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sha256=file_info['hashes'].get('SHA256', ''),
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base_model=base_model,
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preview_url=None, # Will be updated after preview download
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from_civitai=True,
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civitai=version_info
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)
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def to_dict(self) -> Dict:
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"""Convert to dictionary for JSON serialization"""
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return asdict(self)
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@property
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def modified_datetime(self) -> datetime:
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"""Convert modified timestamp to datetime object"""
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return datetime.fromtimestamp(self.modified)
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def update_civitai_info(self, civitai_data: Dict) -> None:
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"""Update Civitai information"""
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self.civitai = civitai_data
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def update_file_info(self, file_path: str) -> None:
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"""Update metadata with actual file information"""
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if os.path.exists(file_path):
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self.size = os.path.getsize(file_path)
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self.modified = os.path.getmtime(file_path)
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self.file_path = file_path.replace(os.sep, '/')
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