refreshing flickr cover images + some cleanup

[redakcja.git] / apps / wiki / helpers.py

diff --git a/apps/wiki/helpers.py b/apps/wiki/helpers.py
index 253f129..877a9d0 100644 (file)
--- a/apps/wiki/helpers.py
+++ b/apps/wiki/helpers.py
@@ -1,10 +1,10 @@
-from django import http
-from django.db.models import Count
-from django.utils import simplejson as json
-from django.utils.functional import Promise
 from datetime import datetime
 from functools import wraps
 
+from django import http
+import json
+from django.utils.functional import Promise
+
 
 class ExtendedEncoder(json.JSONEncoder):
 
@@ -22,11 +22,11 @@ class ExtendedEncoder(json.JSONEncoder):
 class JSONResponse(http.HttpResponse):
 
     def __init__(self, data={}, **kwargs):
-        # get rid of mimetype
-        kwargs.pop('mimetype', None)
+        # get rid of content_type
+        kwargs.pop('content_type', None)
 
         data = json.dumps(data, cls=ExtendedEncoder)
-        super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
+        super(JSONResponse, self).__init__(data, content_type="application/json", **kwargs)
 
 
 # return errors
@@ -45,7 +45,7 @@ def ajax_login_required(view):
     @wraps(view)
     def authenticated_view(request, *args, **kwargs):
         if not request.user.is_authenticated():
-            return http.HttpResponse("Login required.", status=401, mimetype="text/plain")
+            return http.HttpResponse("Login required.", status=401, content_type="text/plain")
         return view(request, *args, **kwargs)
     return authenticated_view
 
@@ -55,140 +55,7 @@ def ajax_require_permission(permission):
         @wraps(view)
         def authorized_view(request, *args, **kwargs):
             if not request.user.has_perm(permission):
-                return http.HttpResponse("Access Forbidden.", status=403, mimetype="text/plain")
+                return http.HttpResponse("Access Forbidden.", status=403, content_type="text/plain")
             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))
-
-
-def active_tab(tab):
-    """
-        View decorator, which puts tab info on a request.
-    """
-    def wrapper(f):
-        @wraps(f)
-        def wrapped(request, *args, **kwargs):
-            request.wiki_active_tab = tab
-            return f(request, *args, **kwargs)
-        return wrapped
-    return wrapper
-
-
-class ChunksList(object):
-    def __init__(self, chunk_qs):
-        self.chunk_qs = chunk_qs.annotate(
-            book_length=Count('book__chunk')).select_related(
-            'book', 'stage__name',
-            'user')
-
-        self.book_ids = [x['book_id'] for x in chunk_qs.values('book_id')]
-
-    def __getitem__(self, key):
-        if isinstance(key, slice):
-            return self.get_slice(key)
-        elif isinstance(key, int):
-            return self.get_slice(slice(key, key+1))[0]
-        else:
-            raise TypeError('Unsupported list index. Must be a slice or an int.')
-
-    def __len__(self):
-        return len(self.book_ids)
-
-    def get_slice(self, slice_):
-        book_ids = self.book_ids[slice_]
-        chunk_qs = self.chunk_qs.filter(book__in=book_ids)
-
-        chunks_list = []
-        book = None
-        for chunk in chunk_qs:
-            if chunk.book != book:
-                book = chunk.book
-                chunks_list.append(ChoiceChunks(book, [chunk], chunk.book_length))
-            else:
-                chunks_list[-1].chunks.append(chunk)
-        return chunks_list
-
-
-class ChoiceChunks(object):
-    """
-        Associates the given chunks iterable for a book.
-    """
-
-    chunks = None
-
-    def __init__(self, book, chunks, book_length):
-        self.book = book
-        self.chunks = chunks
-        self.book_length = book_length
-