def parse_binary(string=None, fname=None, suffix=None, okext=OKEXT,
tryagain=True, **xargs):
"""
Parse a binary file or string.
"""
stringbool = bool(string)
if (not stringbool) and bool(fname) and (get_file_suffixes(fname) in okext):
return parse_binary_from_file(fname)
elif fname and (not suffix) and stringbool:
suffix = auto_unicode_dang_it('.' +
fname.split('.')[-1]).encode('ascii')
elif (not suffix) and stringbool:
suffix = guess_ext_from_mime(string)
else:
if (suffix not in okext) or (fname and
(get_file_suffixes(fname) not in okext)):
return None
else:
raise ValueError('Did not provide string or fname')
if suffix.lower() not in okext:
if not fname:
fname = ''
return None
prsd = parse_binary_from_string(string=string, suffix=suffix)
if tryagain and not (len(prsd) > 0):
try:
extbymime = guess_ext_from_mime(string)
except KeyError:
extbymime = None
if extbymime and (extbymime.lower() in okext):
try:
return parse_binary_from_string(string,
suffix=extbymime)
except ValueError:
LOG.debug('body len=0, and mime ' +
'derived ext resulted in ValueError, giving up.\t' +
'Supplied ext:\t' + suffix + '\t' +
'Mime derived ext:\t' + str(extbymime) + '\t' +
'Filename:\t' + str(fname))
else:
pass
else:
pass
return prsd
def parse_binary_from_string(string, suffix=None, **xargs):
"""
suffix = extension
"""
if not suffix:
LOG.debug('Extension not provided, trying guess based on mime time.')
suffix = guess_ext_from_mime(string)
return write_and_op_on_tmp(data=string,
function=parse_binary_from_file,
suffix=suffix)
