def number_tracks(tags, offset, numtracks, restartdirs, padlength, split_field='__dirpath', output_field='track', by_group=False):
"""Numbers the selected tracks sequentially in the range
between the indexes.
The first item of indices is the starting track.
The second item of indices is the number of tracks."""
if not split_field:
QMessageBox.critical(parent, translate("Autonumbering Wizard", 'Field empty...'),
translate("Autonumbering Wizard",
"The field specified to use as a directory splitter was invalid. "
"Please check your values."))
return
if not output_field:
QMessageBox.critical(parent, translate("Autonumbering Wizard", 'Field empty...'),
translate("Autonumbering Wizard",
"The output field specified was invalid. "
"Please check your values."))
return
if restartdirs: #Restart dir numbering
folders = OrderedDict()
for tag_index, tag in enumerate(tags):
key = findfunc.parsefunc(split_field, tag)
if not isinstance(key, basestring):
key = tag.stringtags().get(split_field)
if key in folders:
folders[key].append(tag_index)
else:
folders[key] = [tag_index]
else:
folders = {'fol': [i for i, t in enumerate(tags)]}
taglist = {}
for group_num, tags in enumerate(folders.itervalues()):
if numtracks == -2:
total = len(tags)
elif numtracks is -1:
total = None
elif numtracks >= 0:
total = numtracks
for trknum, index in enumerate(tags):
if by_group:
trknum = group_num + offset
else:
trknum += offset
text = _pad(trknum, total, padlength)
taglist[index] = {output_field: text}
taglist = [v for k,v in sorted(taglist.items(), key=lambda x: x[0])]
emit('writeselected', taglist)
def parse_arg(audio, text):
if not isinstance(text, basestring):
return text
if text[0] == u'%' and text[-1] == u'%':
return to_string(audio.get(text[1:-1], u''))
elif text in FIELDS:
return to_string(audio.get(text, u''))
else:
if text[0] == u'"' and text[-1] == u'"':
text = text[1:-1]
return findfunc.parsefunc(text, audio)
return u""
def parse_arg(audio, text):
if not isinstance(text, basestring):
return text
if text[0] == u'%' and text[-1] == u'%':
return to_string(audio.get(text[1:-1], u''))
elif text in FIELDS:
return to_string(audio.get(text, u''))
else:
if text[0] == u'"' and text[-1] == u'"':
text = text[1:-1]
return findfunc.parsefunc(text, audio)
return u""
def number_tracks(tags,
offset,
numtracks,
restartdirs,
padlength,
split_field='__dirpath',
output_field='track',
by_group=False):
"""Numbers the selected tracks sequentially in the range
between the indexes.
The first item of indices is the starting track.
The second item of indices is the number of tracks."""
if not split_field:
QMessageBox.critical(
parent, translate("Autonumbering Wizard", 'Field empty...'),
translate(
"Autonumbering Wizard",
"The field specified to use as a directory splitter was invalid. "
"Please check your values."))
return
if not output_field:
QMessageBox.critical(
parent, translate("Autonumbering Wizard", 'Field empty...'),
translate(
"Autonumbering Wizard",
"The output field specified was invalid. "
"Please check your values."))
return
if restartdirs: #Restart dir numbering
folders = OrderedDict()
for tag_index, tag in enumerate(tags):
key = findfunc.parsefunc(split_field, tag)
if not isinstance(key, basestring):
key = tag.stringtags().get(split_field)
if key in folders:
folders[key].append(tag_index)
else:
folders[key] = [tag_index]
else:
folders = {'fol': [i for i, t in enumerate(tags)]}
taglist = {}
for group_num, tags in enumerate(folders.itervalues()):
if numtracks == -2:
total = len(tags)
elif numtracks is -1:
total = None
elif numtracks >= 0:
total = numtracks
for trknum, index in enumerate(tags):
if by_group:
trknum = group_num + offset
else:
trknum += offset
text = _pad(trknum, total, padlength)
taglist[index] = {output_field: text}
taglist = [v for k, v in sorted(taglist.items(), key=lambda x: x[0])]
emit('writeselected', taglist)
def inline_display(pattern, tags):
return parsefunc(pattern, tags)
def inline_display(pattern, tags):
return parsefunc(pattern, tags)
