Project activities perfomance increased. Cache for project activitites disabled. Repository conception changed

app/models/commit.rb

@@ -2,6 +2,7 @@ class Commit
 
   attr_accessor :commit
   attr_accessor :head
+  attr_accessor :refs
 
   delegate :message,
     :committed_date,

app/models/project.rb

@@ -79,6 +79,7 @@ class Project < ActiveRecord::Base
     :repo_exists?,
     :commit,
     :commits,
+    :commits_with_refs,
     :tree,
     :heads,
     :commits_since,
@@ -144,6 +145,10 @@ class Project < ActiveRecord::Base
     users_projects.find_by_user_id(user_id)
   end
 
+  def fresh_merge_requests(n)
+    merge_requests.includes(:project, :author).order("created_at desc").first(n)
+  end
+
   def fresh_issues(n)
     issues.includes(:project, :author).order("created_at desc").first(n)
   end
@@ -290,6 +295,16 @@ class Project < ActiveRecord::Base
     end[0...n]
   end
 
+  def updates_wo_repo(n=3)
+    [
+      fresh_issues(n),
+      fresh_merge_requests(n),
+      fresh_notes(n)
+    ].compact.flatten.sort do |x, y|
+      y.created_at <=> x.created_at
+    end[0...n]
+  end
+
   def check_limit
     unless owner.can_create_project?
       errors[:base] << ("Your own projects limit is #{owner.projects_limit}! Please contact administrator to increase it")

app/models/repository.rb

@@ -112,6 +112,16 @@ class Repository
     commits[0...n]
   end
 
+  def commits_with_refs(n = 20)
+    commits = repo.refs.map { |ref| Commit.new(ref.commit, ref) }
+
+    commits.sort! do |x, y|
+      y.committed_date <=> x.committed_date
+    end[0..n]
+
+    commits
+  end
+
   def commits_since(date)
     commits = heads.map do |h|
       repo.log(h.name, nil, :since => date).each { |c| Commit.new(c, h) }