Add Book.ancestor m2m.

[wolnelektury.git] / apps / catalogue / utils.py

diff --git a/apps/catalogue/utils.py b/apps/catalogue/utils.py
index 884c250..df7e438 100644 (file)
--- a/apps/catalogue/utils.py
+++ b/apps/catalogue/utils.py
@@ -43,31 +43,12 @@ def split_tags(tags, initial=None):
         result = {}
     else:
         result = initial
-    
+
     for tag in tags:
         result.setdefault(tag.category, []).append(tag)
     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):
@@ -149,7 +130,7 @@ def remove_zip(zip_slug):
 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
@@ -163,15 +144,15 @@ class MultiQuerySet(object):
     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())
@@ -197,8 +178,8 @@ class SortedMultiQuerySet(MultiQuerySet):
         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):
@@ -238,7 +219,7 @@ class SortedMultiQuerySet(MultiQuerySet):
                 skipped += 1
                 continue # continue next item
             items.append(candidate)
-        
+
         return items
 
 
@@ -368,10 +349,5 @@ This can sometimes occupy lots of memory, so trim it here a bit.
             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])