Add support for searching commit log messages

Include the log messages of recent commits in project-level search
results, providing functionality similar to 'git log --grep'.

Update repository model rspec tests to validate the output of
Repository#commits_with_log_matching.

1 files changed, 11 insertions, 1 deletions

diff --git a/lib/gitlab/project_search_results.rb b/lib/gitlab/project_search_results.rb
index 0a2be605af9..3bf98699bcb 100644
--- a/lib/gitlab/project_search_results.rb
+++ b/lib/gitlab/project_search_results.rb
@@ -20,6 +20,8 @@ module Gitlab
         Kaminari.paginate_array(blobs).page(page).per(per_page)
       when 'wiki_blobs'
         Kaminari.paginate_array(wiki_blobs).page(page).per(per_page)
+      when 'commits'
+        Kaminari.paginate_array(commits).page(page).per(per_page)
       else
         super
       end
@@ -27,7 +29,7 @@ module Gitlab
 
     def total_count
       @total_count ||= issues_count + merge_requests_count + blobs_count +
-                       notes_count + wiki_blobs_count
+                       notes_count + wiki_blobs_count + commits_count
     end
 
     def blobs_count
@@ -42,6 +44,10 @@ module Gitlab
       @wiki_blobs_count ||= wiki_blobs.count
     end
 
+    def commits_count
+      @commits_count ||= commits.count
+    end
+
     private
 
     def blobs
@@ -70,6 +76,10 @@ module Gitlab
       Note.where(project_id: limit_project_ids).user.search(query).order('updated_at DESC')
     end
 
+    def commits
+      project.repository.commits_with_log_matching(query)
+    end
+
     def limit_project_ids
       [project.id]
     end