def main(path, verify=False, format='json'):
code = 0
try:
if path.endswith('.pkg.tar.gz'):
f = GzipFile(path)
elif path.endswith('.pkg.tar.xz'):
f = LZMAFile(path)
else:
print >> sys.stderr, path, 'does not look like a package file.'
return 1
f = TarFile(fileobj=f)
while True:
info = f.next()
if info.name == '.PKGINFO':
break
else:
print >> sys.stderr, path, 'does not contain .PKGINFO'
return 1
if verify:
try:
f._load()
except IOError:
print >> sys.stderr, 'failed to verify', path
code = 2
ret = {}
for line in f.extractfile(info).readlines():
line = line.strip()
if not line or line.startswith('#'):
continue
if format in ('json',):
key, value = map(str.strip, line.split('=', 1))
if key in ret:
if isinstance(ret[key], list):
ret[key].append(value)
else:
ret[key] = [ret[key], value]
else:
ret[key] = value
else:
print line
if format in ('json',):
print ujson.dumps(ret)
except IOError:
print >> sys.stderr, path, 'is not a valid package file.'
return 1
else:
return code
