Add ability to search wiki titles

4 files changed, 45 insertions, 11 deletions

diff --git a/lib/api/search.rb b/lib/api/search.rb
index 5d9ec617cb7..37fbabe419c 100644
--- a/lib/api/search.rb
+++ b/lib/api/search.rb
@@ -34,9 +34,7 @@ module API
 
       def process_results(results)
         case params[:scope]
-        when 'wiki_blobs'
-          paginate(results).map { |blob| Gitlab::ProjectSearchResults.parse_search_result(blob, user_project) }
-        when 'blobs'
+        when 'blobs', 'wiki_blobs'
           paginate(results).map { |blob| blob[1] }
         else
           paginate(results)
diff --git a/lib/gitlab/file_finder.rb b/lib/gitlab/file_finder.rb
index 8c082c0c336..f42088f980e 100644
--- a/lib/gitlab/file_finder.rb
+++ b/lib/gitlab/file_finder.rb
@@ -32,17 +32,13 @@ module Gitlab
     end
 
     def find_by_filename(query, except: [])
-      filenames = repository.search_files_by_name(query, ref).first(BATCH_SIZE)
-      filenames.delete_if { |filename| except.include?(filename) } unless except.empty?
+      filenames = search_filenames(query, except)
 
-      blob_refs = filenames.map { |filename| [ref, filename] }
-      blobs = Gitlab::Git::Blob.batch(repository, blob_refs, blob_size_limit: 1024)
-
-      blobs.map do |blob|
+      blobs(filenames).map do |blob|
         Gitlab::SearchResults::FoundBlob.new(
           id: blob.id,
           filename: blob.path,
-          basename: File.basename(blob.path),
+          basename: File.basename(blob.path, File.extname(blob.path)),
           ref: ref,
           startline: 1,
           data: blob.data,
@@ -50,5 +46,21 @@ module Gitlab
         )
       end
     end
+
+    def search_filenames(query, except)
+      filenames = repository.search_files_by_name(query, ref).first(BATCH_SIZE)
+
+      filenames.delete_if { |filename| except.include?(filename) } unless except.empty?
+
+      filenames
+    end
+
+    def blob_refs(filenames)
+      filenames.map { |filename| [ref, filename] }
+    end
+
+    def blobs(filenames)
+      Gitlab::Git::Blob.batch(repository, blob_refs(filenames), blob_size_limit: 1024)
+    end
   end
 end
diff --git a/lib/gitlab/project_search_results.rb b/lib/gitlab/project_search_results.rb
index 2e9b6e302f5..38bdc61d8ab 100644
--- a/lib/gitlab/project_search_results.rb
+++ b/lib/gitlab/project_search_results.rb
@@ -106,7 +106,8 @@ module Gitlab
           project_wiki = ProjectWiki.new(project)
 
           unless project_wiki.empty?
-            project_wiki.search_files(query)
+            ref = repository_ref || project.wiki.default_branch
+            Gitlab::WikiFileFinder.new(project, ref).find(query)
           else
             []
           end
diff --git a/lib/gitlab/wiki_file_finder.rb b/lib/gitlab/wiki_file_finder.rb
new file mode 100644
index 00000000000..f97278f05cd
--- /dev/null
+++ b/lib/gitlab/wiki_file_finder.rb
@@ -0,0 +1,23 @@
+module Gitlab
+  class WikiFileFinder < FileFinder
+    attr_reader :repository
+
+    def initialize(project, ref)
+      @project = project
+      @ref = ref
+      @repository = project.wiki.repository
+    end
+
+    private
+
+    def search_filenames(query, except)
+      safe_query = Regexp.escape(query.tr(' ', '-'))
+      safe_query = Regexp.new(safe_query, Regexp::IGNORECASE)
+      filenames = repository.ls_files(ref)
+
+      filenames.delete_if { |filename| except.include?(filename) } unless except.empty?
+
+      filenames.grep(safe_query).first(BATCH_SIZE)
+    end
+  end
+end