X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/1fbf854ce423d2d56723ff10608267403f4916b0..refs/heads/edumed-xslt:/apps/wiki/helpers.py?ds=sidebyside diff --git a/apps/wiki/helpers.py b/apps/wiki/helpers.py index f072ef91..dace3d00 100644 --- a/apps/wiki/helpers.py +++ b/apps/wiki/helpers.py @@ -1,8 +1,9 @@ +from datetime import datetime +from functools import wraps + from django import http from django.utils import simplejson as json from django.utils.functional import Promise -from datetime import datetime -from functools import wraps class ExtendedEncoder(json.JSONEncoder): @@ -58,74 +59,3 @@ def ajax_require_permission(permission): return view(request, *args, **kwargs) return authorized_view return decorator - -import collections - -def recursive_groupby(iterable): - """ -# >>> recursive_groupby([1,2,3,4,5]) -# [1, 2, 3, 4, 5] - - >>> recursive_groupby([[1]]) - [1] - - >>> recursive_groupby([('a', 1),('a', 2), 3, ('b', 4), 5]) - ['a', [1, 2], 3, 'b', [4], 5] - - >>> recursive_groupby([('a', 'x', 1),('a', 'x', 2), ('a', 'x', 3)]) - ['a', ['x', [1, 2, 3]]] - - """ - - def _generator(iterator): - group = None - grouper = None - - for item in iterator: - if not isinstance(item, collections.Sequence): - if grouper is not None: - yield grouper - if len(group): - yield recursive_groupby(group) - group = None - grouper = None - yield item - continue - elif len(item) == 1: - if grouper is not None: - yield grouper - if len(group): - yield recursive_groupby(group) - group = None - grouper = None - yield item[0] - continue - elif not len(item): - continue - - if grouper is None: - group = [item[1:]] - grouper = item[0] - continue - - if grouper != item[0]: - if grouper is not None: - yield grouper - if len(group): - yield recursive_groupby(group) - group = None - grouper = None - group = [item[1:]] - grouper = item[0] - continue - - group.append(item[1:]) - - if grouper is not None: - yield grouper - if len(group): - yield recursive_groupby(group) - group = None - grouper = None - - return list(_generator(iterable))