79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
import os
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import hashlib
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import folder_paths
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"""
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Given the file path, finds a matching sha256 file, or creates one
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based on the headers in the source file
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"""
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def get_sha256(file_path: str):
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file_no_ext = os.path.splitext(file_path)[0]
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hash_file = file_no_ext + ".sha256"
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if os.path.exists(hash_file):
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try:
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with open(hash_file, "r") as f:
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return f.read().strip()
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except OSError as e:
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print(f"ComfyUI-Image-Saver: Error reading existing hash file: {e}")
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sha256_hash = hashlib.sha256()
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with open(file_path, "rb") as f:
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for byte_block in iter(lambda: f.read(4096), b""):
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sha256_hash.update(byte_block)
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try:
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with open(hash_file, "w") as f:
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f.write(sha256_hash.hexdigest())
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except OSError as e:
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print(f"ComfyUI-Image-Saver: Error writing hash to {hash_file}: {e}")
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return sha256_hash.hexdigest()
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"""
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Represent the given embedding name as key as detected by civitAI
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"""
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def civitai_embedding_key_name(embedding: str):
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return f'embed:{embedding}'
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"""
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Represent the given lora name as key as detected by civitAI
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NB: this should also work fine for Lycoris
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"""
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def civitai_lora_key_name(lora: str):
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return f'LORA:{lora}'
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"""
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Based on a embedding name, eg: EasyNegative, finds the path as known in comfy, including extension
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"""
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def full_embedding_path_for(embedding: str):
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matching_embedding = next((x for x in __list_embeddings() if x.startswith(embedding)), None)
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if matching_embedding == None:
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return None
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return folder_paths.get_full_path("embeddings", matching_embedding)
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"""
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Based on a lora name, e.g., 'epi_noise_offset2', finds the path as known in comfy, including extension.
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"""
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def full_lora_path_for(lora: str):
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# Find the position of the last dot
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last_dot_position = lora.rfind('.')
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# Get the extension including the dot
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extension = lora[last_dot_position:] if last_dot_position != -1 else ""
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# Check if the extension is supported, if not, add .safetensors
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if extension not in folder_paths.supported_pt_extensions:
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lora += ".safetensors"
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# Find the matching lora path
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matching_lora = next((x for x in __list_loras() if x.endswith(lora)), None)
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if matching_lora is None:
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print(f'ComfyUI-Image-Saver: could not find full path to lora "{lora}"')
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return None
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return folder_paths.get_full_path("loras", matching_lora)
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def __list_loras():
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return folder_paths.get_filename_list("loras")
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def __list_embeddings():
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return folder_paths.get_filename_list("embeddings")
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