Tweak how compressor gets the path when using remote storages

compressor/base.py

@@ -3,6 +3,7 @@ import os
 import codecs
 
 from django.core.files.base import ContentFile
+from django.core.files.storage import get_storage_class
 from django.template import Context
 from django.template.loader import render_to_string
 from django.utils.encoding import smart_unicode
@@ -69,7 +70,12 @@ class Compressor(object):
         # first try to find it with staticfiles (in debug mode)
         filename = None
         if self.storage.exists(basename):
-            filename = self.storage.path(basename)
+            try:
+                filename = self.storage.path(basename)
+            except NotImplementedError:
+                # remote storages don't implement path, access the file locally
+                local_storage = get_storage_class('compressor.storage.CompressorFileStorage')()
+                filename = local_storage.path(basename)
         # secondly try finding the file in the root
         elif self.finders:
             filename = self.finders.find(basename)
@@ -261,6 +267,6 @@ class Compressor(object):
         final_context.update(self.context)
         final_context.update(context)
         final_context.update(self.extra_context)
-        post_compress.send(sender='django-compressor', type=self.type, mode=mode, context=final_context) 
+        post_compress.send(sender='django-compressor', type=self.type, mode=mode, context=final_context)
         return render_to_string("compressor/%s_%s.html" %
                                 (self.type, mode), final_context)

docs/remote-storages.txt

@@ -68,9 +68,6 @@ integrated.
             self.local_storage._save(name, content)
             return name
 
-        def path(self, name):
-            return self.local_storage.path(name)
-
 #. Set your :ref:`COMPRESS_STORAGE <compress_storage>` and STATICFILES_STORAGE_
    settings to the dotted path of your custom cached storage backend, e.g.
    ``'mysite.storage.CachedS3BotoStorage'``.