[refs #194] add creator to issue

app/models/issue.rb

@@ -4,6 +4,7 @@ class Issue < ActiveRecord::Base
 
   belongs_to :project
   belongs_to :user
+  belongs_to :creator, :class_name => 'User', :foreign_key => 'creator_id'
 
   has_many :comments, :as => :commentable, :dependent => :destroy #, :finder_sql => proc { "comments.commentable_id = '#{self.id}' AND comments.commentable_type = '#{self.class.name}'"}
   has_many :subscribes, :as => :subscribeable, :dependent => :destroy #, :finder_sql => proc { "subscribes.subscribeable_id = '#{self.id}' AND subscribes.subscribeable_type = '#{self.class.name}'"}

app/models/user.rb

@@ -96,6 +96,10 @@ class User < ActiveRecord::Base
     email.downcase == commit.committer.email.downcase
   end
 
+  def avatar(size)
+    "https://secure.gravatar.com/avatar/#{Digest::MD5.hexdigest(email.downcase)}?s=#{size}&r=pg"
+  end
+
   private
 
   def create_settings_notifier

db/migrate/20120219161749_add_creator_to_issue.rb

@@ -0,0 +1,5 @@
+class AddCreatorToIssue < ActiveRecord::Migration
+  def change
+    add_column :issues, :creator_id, :integer
+  end
+end