1577 images resizing

accounts/views.py

@@ -163,7 +163,6 @@ class MailingSettingsUnsubscribe(GetUserMixin, RedirectView):
         return super(MailingSettingsUnsubscribe, self).get(request, *args, **kwargs)
 
 
-
 class CalendarView(TemplateView):
     """
     display template with user calendar(one month)

emencia/django/newsletter/mailer.py

@@ -123,6 +123,14 @@ dailymail_attahcments = {
     'vk': 'newsletter/images/vk.png',
     'twitter': 'newsletter/images/twitter.png',
 }
+context_attachments_size = {
+    'recommended': '281x225',
+    'news': '272x195',
+    'blog': '272x195',
+    'moscow': '109x114',
+    'russia': '109x114',
+    'foreign': '109x114',
+}
 
 
 class NewsLetterSender(object):
@@ -234,18 +242,20 @@ class NewsLetterSender(object):
 
     def build_daily_ctx_attachments(self, context):
         attachments = []
-        for obj in ['recommended', 'news', 'blog']:
-            _obj = context.get(obj)
+        for section in ['recommended', 'news', 'blog']:
+            resize = context_attachments_size.get(section)
+            _obj = context.get(section)
             if _obj:
-                msg_attachment = self.gen_attachment_logo(_obj, prefix=obj)
+                msg_attachment = self.gen_attachment_logo(_obj, prefix=section, resize=resize)
                 if msg_attachment:
                     attachments.append(msg_attachment)
         for section in ['moscow', 'russia', 'foreign']:
-            _section = context.get(section)
-            if _section:
-                for event in _section:
+            objects = context.get(section)
+            if objects:
+                resize = context_attachments_size.get(section)
+                for event in objects:
                     prefix = '{}_{}_'.format(section, event.object.event_type)
-                    msg_attachment = self.gen_attachment_logo(event.object, prefix)
+                    msg_attachment = self.gen_attachment_logo(event.object, prefix=prefix, resize=resize)
                     if msg_attachment:
                         attachments.append(msg_attachment)
         return attachments
@@ -305,7 +315,7 @@ class NewsLetterSender(object):
         message_attachment.add_header('Content-ID', '<{}>'.format(cid))
         return message_attachment
 
-    def gen_attachment_logo(self, obj, prefix='logo_'):
+    def gen_attachment_logo(self, obj, prefix='logo_', resize=None):
         logo = getattr(obj, 'logo')
         if not logo:
             return None
@@ -318,7 +328,12 @@ class NewsLetterSender(object):
 
         maintype, subtype = ctype.split('/', 1)
         try:
-            fd = open(logo.path, 'rb')
+            if resize is not None:
+                fd = get_thumbnail(logo.path, resize)
+                # import pdb; pdb.set_trace()
+                # fd = open(thumb.path, 'rb')
+            else:
+                fd = open(logo.path, 'rb')
         except IOError:
             return None
         if maintype == 'image':