# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
-from __future__ import with_statement
-
+from collections import defaultdict
import hashlib
import random
import re
from django.core.files.uploadedfile import UploadedFile
from django.core.files.storage import DefaultStorage
from django.utils.encoding import force_unicode
-from django.utils.translation import get_language
from django.conf import settings
from os import mkdir, path, unlink
from errno import EEXIST, ENOENT
return urlsafe_b64encode(sha_digest).replace('=', '').replace('_', '-').lower()
-def split_tags(tags, initial=None):
- if initial is None:
- result = {}
+def split_tags(*tag_lists):
+ if len(tag_lists) == 1:
+ result = defaultdict(list)
+ for tag in tag_lists[0]:
+ result[tag.category].append(tag)
else:
- result = initial
-
- for tag in tags:
- result.setdefault(tag.category, []).append(tag)
+ result = defaultdict(dict)
+ for tag_list in tag_lists:
+ for tag in tag_list:
+ try:
+ result[tag.category][tag.pk].count += tag.count
+ except KeyError:
+ result[tag.category][tag.pk] = tag
+ for k, v in result.items():
+ result[k] = sorted(v.values(), key=lambda tag: tag.sort_key)
return result
-def get_dynamic_path(media, filename, ext=None, maxlen=100):
- from fnpdjango.utils.text.slughifi import slughifi
-
- # how to put related book's slug here?
- if not ext:
- # BookMedia case
- ext = media.formats[media.type].ext
- if media is None or not media.name:
- name = slughifi(filename.split(".")[0])
- else:
- name = slughifi(media.name)
- return 'book/%s/%s.%s' % (ext, name[:maxlen-len('book/%s/.%s' % (ext, ext))-4], ext)
-
-
-# TODO: why is this hard-coded ?
-def book_upload_path(ext=None, maxlen=100):
- return lambda *args: get_dynamic_path(*args, ext=ext, maxlen=maxlen)
-
-
class ExistingFile(UploadedFile):
def __init__(self, path, *args, **kwargs):
class AttachmentHttpResponse(HttpResponse):
"""Response serving a file to be downloaded.
"""
- def __init__ (self, file_path, file_name, mimetype):
+ def __init__(self, file_path, file_name, mimetype):
super(AttachmentHttpResponse, self).__init__(mimetype=mimetype)
self['Content-Disposition'] = 'attachment; filename=%s' % file_name
self.file_path = file_path
def __init__(self, *args, **kwargs):
self.querysets = args
self._count = None
-
+
def count(self):
if not self._count:
self._count = sum(len(qs) for qs in self.querysets)
return self._count
-
+
def __len__(self):
return self.count()
-
+
def __getitem__(self, item):
try:
- indices = (offset, stop, step) = item.indices(self.count())
+ (offset, stop, step) = item.indices(self.count())
except AttributeError:
# it's not a slice - make it one
return self[item : item + 1][0]
self.order_by = kwargs.pop('order_by', None)
self.sortfn = kwargs.pop('sortfn', None)
if self.order_by is not None:
- self.sortfn = lambda a, b: cmp(getattr(a, self.order_by),
- getattr(b, self.order_by))
+ self.sortfn = lambda a, b: cmp((getattr(a, f) for f in self.order_by),
+ (getattr(b, f) for f in self.order_by))
super(SortedMultiQuerySet, self).__init__(*args, **kwargs)
def __getitem__(self, item):
sort_heads = [0] * len(self.querysets)
try:
- indices = (offset, stop, step) = item.indices(self.count())
+ (offset, stop, step) = item.indices(self.count())
except AttributeError:
# it's not a slice - make it one
return self[item : item + 1][0]
while len(items) < total_len:
candidate = None
+ candidate_i = None
for i in i_s:
def get_next():
return self.querysets[i][sort_heads[i]]
try:
if candidate is None:
candidate = get_next()
+ candidate_i = i
else:
competitor = get_next()
if self.sortfn(candidate, competitor) > 0:
candidate = competitor
+ candidate_i = i
except IndexError:
continue # continue next sort_head
- sort_heads[i] += 1
# we have no more elements:
if candidate is None:
break
+ sort_heads[candidate_i] += 1
if skipped < offset:
skipped += 1
continue # continue next item
items.append(candidate)
-
+
return items
or []
-def related_tag_name(tag_info, language=None):
- return tag_info.get("name_%s" % (language or get_language()),
- tag_info.get("name_%s" % settings.LANGUAGE_CODE, ""))
-
-
def delete_from_cache_by_language(cache, key_template):
cache.delete_many([key_template % lc for lc, ln in settings.LANGUAGES])
fnp / wolnelektury.git / blobdiff