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# vim: set encoding=utf-8 noet ts=4
# TODO: Better recursive multi-track (bin+cue) support
# TODO: ClrMamePro, ListXML, RomCenter
"""Parse DAT files for ROM management."""
import xml.etree.ElementTree as ET
from pathlib import Path
class DAT:
"""
DAT (ROM Management Datafile).
"""
header = {}
name = ""
sums = []
def csv(self):
"""
Print CRC-32 to csv4 (Comma Seperated Value) format.
"""
for i in self.sums:
try:
path, name = i["name"].split("/")
except ValueError:
name = i["name"]
path = ""
print("\"{0}\",{1},{2},\"{3}\",".format(
name, i["size"], i["crc"], path
))
def name(self, crc, size):
"""
Get rom name from crc+size.
"""
for i in self.sums:
if i["crc"] == crc and i["size"] == size:
return i["name"]
def md5sum(self):
"""
Print MD5 to md5sum (GNU coreutils) format.
"""
for i in self.sums:
print("{0} {1}/{2}".format(i["md5"], self.name, i["name"]))
def sfv(self):
"""
Print CRC-32 to SFV (Simple File Verification) format.
"""
print(";\n; DAT file converted by datsum")
print(";\n; Name: {0}".format(self.header["name"]))
print("; Version: {0}".format(self.header["version"]))
print("; Website: {0}\n;".format(self.header["url"]))
for i in self.sums:
print("{0}/{1} {2}".format(self.name, i["name"], i["crc"]))
def sha1sum(self):
"""
Print SHA1 to sha1sum (GNU coreutils) format.
"""
for i in self.sums:
print("{0} {1}/{2}".format(i["sha1"], self.name, i["name"]))
class ClrMamePro:
"""
ClrMamePro format.
"""
pass
class ListXML:
"""
MAME List XML format.
"""
pass
class RomCenter:
"""
RomCenter format.
"""
pass
class GenericXML(DAT):
"""
Logiqx generic XML format.
"""
def __init__(self, datafile):
"""
Parse DAT file.
"""
self.name = Path(datafile).stem
tree = ET.parse(datafile)
root = tree.getroot()
for header in root.findall('header'):
self.header = {
"name": header.find('name').text,
"description": header.find('description').text,
"version": header.find('version').text,
"author": header.find('author').text,
"homepage": header.find('homepage').text,
"url": header.find('url').text
}
for game in root.iter('game'):
count = sum(1 for _ in game.iter('rom'))
directory = ""
if count > 1:
directory = "{0}/".format(game.get('name'))
for rom in game.iter('rom'):
self.sums.append({
"crc": str(rom.get('crc').lower()),
"md5": str(rom.get('md5').lower()),
"name": str(directory + rom.get('name')),
"size": int(rom.get('size')),
"sha1": str(rom.get('sha1').lower())
})
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