2 files changed, 33 insertions, 7 deletions
diff --git a/app/uploaders/attachment_uploader.rb b/app/uploaders/attachment_uploader.rb
index b122b6c8658..22742d287a4 100644
--- a/app/uploaders/attachment_uploader.rb
+++ b/app/uploaders/attachment_uploader.rb
@@ -3,10 +3,8 @@
 class AttachmentUploader < CarrierWave::Uploader::Base
   storage :file
 
-  after :store, :reset_events_cache
-
   def store_dir
-    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
+    "#{Rails.root}/uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
   end
 
   def image?
@@ -29,8 +27,4 @@ class AttachmentUploader < CarrierWave::Uploader::Base
   def file_storage?
     self.class.storage == CarrierWave::Storage::File
   end
-
-  def reset_events_cache(file)
-    model.reset_events_cache if model.is_a?(User)
-  end
 end
diff --git a/app/uploaders/avatar_uploader.rb b/app/uploaders/avatar_uploader.rb
new file mode 100644
index 00000000000..7cad044555b
--- /dev/null
+++ b/app/uploaders/avatar_uploader.rb
@@ -0,0 +1,32 @@
+# encoding: utf-8
+
+class AvatarUploader < CarrierWave::Uploader::Base
+  storage :file
+
+  after :store, :reset_events_cache
+
+  def store_dir
+    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
+  end
+
+  def image?
+    img_ext = %w(png jpg jpeg gif bmp tiff)
+    if file.respond_to?(:extension)
+      img_ext.include?(file.extension.downcase)
+    else
+      # Not all CarrierWave storages respond to :extension
+      ext = file.path.split('.').last.downcase
+      img_ext.include?(ext)
+    end
+  rescue
+    false
+  end
+
+  def file_storage?
+    self.class.storage == CarrierWave::Storage::File
+  end
+
+  def reset_events_cache(file)
+    model.reset_events_cache if model.is_a?(User)
+  end
+end