FIX: sending email wasn't working anymore when a plugin used 'reduce_cooked' (cc @gdpelican)

app/helpers/user_notifications_helper.rb

@@ -65,9 +65,9 @@ module UserNotificationsHelper
       normalize_name(post.user.name) != normalize_name(post.user.username)
   end
 
-  def format_for_email(post, use_excerpt, style: nil)
+  def format_for_email(post, use_excerpt, style = nil)
     html = use_excerpt ? post.excerpt : post.cooked
-    PrettyText.format_for_email(html, post, style: style).html_safe
+    PrettyText.format_for_email(html, post, style).html_safe
   end
 
 end

app/views/user_notifications/mailing_list.html.erb

@@ -60,7 +60,7 @@
               <span> - </span>
               <span><%= I18n.l(post.created_at, format: :long) %></span>
             </p>
-            <%= raw format_for_email(post, false, style: :notification) %>
+            <%= raw format_for_email(post, false, :notification) %>
             <hr />
           </div>
         <% end %>

lib/email/styles.rb

@@ -6,6 +6,10 @@ module Email
   class Styles
     @@plugin_callbacks = []
 
+    attr_accessor :fragment
+
+    delegate :css, to: :fragment
+
     def initialize(html, opts=nil)
       @html = html
       @opts = opts || {}

lib/pretty_text.rb

@@ -390,11 +390,11 @@ module PrettyText
     doc.css(".lightbox-wrapper .meta").remove
   end
 
-  def self.format_for_email(html, post = nil, style: nil)
+  def self.format_for_email(html, post = nil, style = nil)
     Email::Styles.new(html, style: style).tap do |doc|
+      DiscourseEvent.trigger(:reduce_cooked, doc, post)
       doc.make_all_links_absolute
       doc.send :"format_#{style}" if style
-      DiscourseEvent.trigger(:reduce_cooked, doc, post)
     end.to_html
   end