Project model refactored. Modularity gem

app/models/project/hooks_trait.rb

@@ -0,0 +1,77 @@
+module Project::HooksTrait
+  as_trait do
+    def observe_push(oldrev, newrev, ref, author_key_id)
+      data = web_hook_data(oldrev, newrev, ref, author_key_id)
+
+      Event.create(
+        :project => self,
+        :action => Event::Pushed,
+        :data => data,
+        :author_id => data[:user_id]
+      )
+    end
+
+    def update_merge_requests(oldrev, newrev, ref, author_key_id)
+      return true unless ref =~ /heads/
+      branch_name = ref.gsub("refs/heads/", "")
+      user = Key.find_by_identifier(author_key_id).user
+      c_ids = self.commits_between(oldrev, newrev).map(&:id)
+
+      # Update code for merge requests
+      mrs = self.merge_requests.opened.find_all_by_branch(branch_name).all
+      mrs.each { |merge_request| merge_request.reload_code }
+
+      # Close merge requests
+      mrs = self.merge_requests.opened.where(:target_branch => branch_name).all
+      mrs = mrs.select(&:last_commit).select { |mr| c_ids.include?(mr.last_commit.id) } 
+      mrs.each { |merge_request| merge_request.merge!(user.id) }
+
+      true
+    end
+
+    def execute_web_hooks(oldrev, newrev, ref, author_key_id)
+      ref_parts = ref.split('/')
+
+      # Return if this is not a push to a branch (e.g. new commits)
+      return if ref_parts[1] !~ /heads/ || oldrev == "00000000000000000000000000000000"
+
+      data = web_hook_data(oldrev, newrev, ref, author_key_id)
+
+      web_hooks.each { |web_hook| web_hook.execute(data) }
+    end
+
+    def web_hook_data(oldrev, newrev, ref, author_key_id)
+      key = Key.find_by_identifier(author_key_id)
+      data = {
+        before: oldrev,
+        after: newrev,
+        ref: ref,
+        user_id: key.user.id,
+        user_name: key.user_name,
+        repository: {
+          name: name,
+          url: web_url,
+          description: description,
+          homepage: web_url,
+          private: private?
+        },
+        commits: []
+      }
+
+      commits_between(oldrev, newrev).each do |commit|
+        data[:commits] << {
+          id: commit.id,
+          message: commit.safe_message,
+          timestamp: commit.date.xmlschema,
+          url: "http://#{GIT_HOST['host']}/#{code}/commits/#{commit.id}",
+          author: {
+            name: commit.author_name,
+            email: commit.author_email
+          }
+        }
+      end
+
+      data
+    end
+  end
+end