dl/commands/retro.py

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#!/usr/bin/env python3
from argparse import ArgumentParser
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from json import dump, load
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from pathlib import Path
from subprocess import run
from requests import get
parser = ArgumentParser()
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parser.add_argument("path", nargs="?", default=Path.cwd())
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args = parser.parse_args()
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path = Path(args.path)
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if not path.is_dir():
print("Invalid path")
exit(1)
for console in path.iterdir():
if console.is_dir() and Path(console / "roms").is_dir():
# run has_files
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run(["has_files.sh", f"{console.name}/roms", console.name, "true", path])
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# download metadata
metadatas = get(
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"https://raw.githubusercontent.com/linuxserver/emulatorjs/master/metadata/"
+ console.name
+ ".json"
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).json()
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# load json or create empty object
metafile = Path(path / "metadata" / f"{console.name}.json")
if metafile.is_file():
with open(metafile, "r") as file:
metas = load(file)
else:
metas = {}
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# loop over roms without hashes
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for rom in Path(path / "hashes" / console.name / "roms").iterdir():
if rom.is_file():
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# get rom hash
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with open(rom, "r") as file:
hash = file.read()
# skip if hash match
if hash in metadatas.keys():
continue
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# get rom ref
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for id, metadata in metadatas.items():
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# skip if no name
if "name" not in metadata:
continue
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rom_name = rom.name.split("(")[0].strip().lower()
meta_name = metadata["name"].split("(")[0].strip().lower()
if rom_name == meta_name and (
"ref" in metadata or "logo" in metadata
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):
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ref = metadata["ref"] if "ref" in metadata else id
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print(f"Found {ref} for {rom.name}")
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metas[hash] = {"ref": ref}
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break
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# write json
with open(metafile, "w") as file:
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dump(metas, file)