Make Notify#note_merge_request_email resque friendly

Update method to take ids and then perform #finds itself during mailer
queue worker kick-off.

app/mailers/notify.rb

@@ -35,13 +35,12 @@ class Notify < ActionMailer::Base
     @commit = @note.target
     mail(:to => @user['email'], :subject => "gitlab | note for commit | #{@note.project.name} ")
   end
-  
-  def note_merge_request_email(user, note)
-    @user = user
-    @note = Note.find(note['id'])
-    @project = @note.project
+
+  def note_merge_request_email(recipient_id, note_id)
+    recipient = User.find(recipient_id)
+    @note = Note.find(note_id)
     @merge_request = @note.noteable
-    mail(:to => @user['email'], :subject => "gitlab | note for merge request | #{@note.project.name} ")
+    mail(:to => recipient.email, :subject => "gitlab | note for merge request | #{@note.project.name} ")
   end
   def note_issue_email(user, note)

app/models/mailer_observer.rb

@@ -36,7 +36,7 @@ class MailerObserver < ActiveRecord::Observer
         when "Issue" then
           Notify.note_issue_email(u, note).deliver
         when "MergeRequest" then
-          Notify.note_merge_request_email(u, note).deliver
+          Notify.note_merge_request_email(u.id, note.id).deliver
         when "Snippet"
           true
         else

app/views/notify/note_merge_request_email.html.haml

@@ -5,13 +5,13 @@
       %td{:align => "left", :style => "padding: 20px 0 0;"}
         %h2{:style => "color:#646464; font-weight: bold; margin: 0; padding: 0; line-height: 26px; font-size: 18px; font-family: Helvetica, Arial, sans-serif; "}
           New comment for Merge Request
-          = link_to truncate(@merge_request.title, :length => 16), project_merge_request_url(@project, @merge_request, :anchor => "note_#{@note.id}")
+          = link_to truncate(@merge_request.title, :length => 16), project_merge_request_url(@merge_request.project, @merge_request, :anchor => "note_#{@note.id}")
       %td{:style => "font-size: 1px; line-height: 1px;", :width => "21"}
     %tr
       %td{:style => "font-size: 1px; line-height: 1px;", :width => "21"}
       %td{:style => "padding: 15px 0 15px;", :valign => "top"}
         %p{:style => "color:#767676; font-weight: normal; margin: 0; padding: 0; line-height: 20px; font-size: 12px;font-family: Helvetica, Arial, sans-serif; "}
-          %a{:href => "#", :style => "color: #0eb6ce; text-decoration: none;"} #{@note.author.name}
+          %a{:href => "#", :style => "color: #0eb6ce; text-decoration: none;"} #{@note.author_name}
           left next message:
         %br
           %table{:border => "0", :cellpadding => "0", :cellspacing => "0", :width => "558"}

spec/mailers/notify_spec.rb

@@ -153,6 +153,10 @@ describe Notify do
       let(:note_author) { Factory.create(:user, :name => 'author_name') }
       let(:note) { Factory.create(:note, :project => project, :author => note_author) }
+      before :each do
+          Note.stub(:find).with(note.id).and_return(note)
+      end
+
       shared_examples 'a note email' do
         it 'is sent to the given recipient' do
           should deliver_to recipient.email
@@ -191,7 +195,7 @@ describe Notify do
         end
         before(:each) { note.stub(:target).and_return(commit) }
-        subject { Notify.note_commit_email(recipient, note) }
+        subject { Notify.note_commit_email(recipient.id, note.id) }
         it_behaves_like 'a note email'
@@ -209,7 +213,7 @@ describe Notify do
         let(:note_on_merge_request_url) { project_merge_request_url(project, merge_request, :anchor => "note_#{note.id}") }
         before(:each) { note.stub(:noteable).and_return(merge_request) }
-        subject { Notify.note_merge_request_email(recipient, note) }
+        subject { Notify.note_merge_request_email(recipient.id, note.id) }
         it_behaves_like 'a note email'