Localized a minor sticker message. Refactored sticker factory

boards/abstracts/sticker_factory.py

@@ -2,12 +2,12 b' from boards.abstracts.settingsmanager im'
 from boards.models import Attachment
 
 
-class AttachmentAlias:
+class StickerFactory:
     def get_image(self, alias):
         pass
 
 
-class SessionAttachmentAlias(AttachmentAlias):
+class SessionStickerFactory(StickerFactory):
     def __init__(self, session):
         self.session = session
 
@@ -16,14 +16,17 b' class SessionAttachmentAlias(AttachmentA'
         return settings_manager.get_attachment_by_alias(alias)
 
 
-class ModelAttachmentAlias(AttachmentAlias):
+class ModelStickerFactory(StickerFactory):
     def get_image(self, alias):
         return Attachment.objects.get_by_alias(alias)
 
 
-def get_image_by_alias(alias, session):
-    image = SessionAttachmentAlias(session).get_image(alias)\
-            or ModelAttachmentAlias().get_image(alias)
+def get_attachment_by_alias(alias, session):
+    """Gets attachment from a source (local or server/global) using an alias."""
+    
+    factories = [SessionStickerFactory(session), ModelStickerFactory()]
+    for factory in factories:
+        image = factory.get_image(alias)
 
-    if image is not None:
-        return image
+        if image is not None:
+            return image

boards/admin.py

@@ -1,4 +1,4 b''
-from boards.abstracts.attachment_alias import AttachmentAlias
+from boards.abstracts.sticker_factory import StickerFactory
 from boards.models.attachment import FILE_TYPES_IMAGE, AttachmentSticker
 from django.contrib import admin
 from django.utils.translation import ugettext_lazy as _

boards/forms/__init__.py

@@ -18,7 +18,7 b' from django.core.cache import cache'
 import boards.settings as board_settings
 import neboard
 from boards import utils
-from boards.abstracts.attachment_alias import get_image_by_alias
+from boards.abstracts.sticker_factory import get_attachment_by_alias
 from boards.abstracts.settingsmanager import get_settings_manager
 from boards.forms.fields import UrlFileField
 from boards.mdx_neboard import formatters
@@ -360,7 +360,7 b' class PostForm(NeboardForm):'
                 return url
 
             try:
-                image = get_image_by_alias(url, self.session)
+                image = get_attachment_by_alias(url, self.session)
                 if image is not None:
                     if 'stickers' not in self.cleaned_data:
                         self.cleaned_data['stickers'] = []

boards/locale/ru/LC_MESSAGES/djangojs.po

@@ -61,3 +61,7 b' msgstr "\xd0\x9f\xd0\xbe\xd0\xb8\xd1\x81\xd0\xba \xd0\xb4\xd1\x83\xd0\xb1\xd0\xbb\xd0\xb8\xd0\xba\xd0\xb0\xd1\x82\xd0\xbe\xd0\xb2"'
 
 msgid "Add local sticker"
 msgstr "Добавить локальный стикер"
+
+msgid "Input sticker name"
+msgstr "Введите название стикера"
+

boards/locale/uk/LC_MESSAGES/djangojs.po

@@ -61,3 +61,7 b' msgstr "\xd0\x9f\xd0\xbe\xd1\x88\xd1\x83\xd0\xba \xd0\xb4\xd1\x83\xd0\xb1\xd0\xbb\xd1\x96\xd0\xba\xd0\xb0\xd1\x82\xd1\x96\xd0\xb2"'
 
 msgid "Add local sticker"
 msgstr "Додати локальний стікер"
+
+msgid "Input sticker name"
+msgstr "Введіть назву стікера"
+