Merge branch 'redirect_betwee_tree_and_blob' into 'master'

Redirect between tree and blob

This checks if on requested non-existing tree path blob exists, redirects to blob path if the file exists, otherwise return not found.

See #1369

See merge request !953

app/controllers/projects/blob_controller.rb

@@ -30,8 +30,12 @@ class Projects::BlobController < Projects::ApplicationController
   def blob
     @blob ||= @repository.blob_at(@commit.id, @path)
 
-    return not_found! unless @blob
-
-    @blob
+    if @blob
+      @blob
+    elsif tree.entries.any?
+      redirect_to project_tree_path(@project, File.join(@ref, @path)) and return
+    else
+      return not_found!
+    end
   end
 end

app/controllers/projects/tree_controller.rb

 # Controller for viewing a repository's file structure
 class Projects::TreeController < Projects::BaseTreeController
   def show
-    return not_found! if tree.entries.empty?
+
+    if tree.entries.empty?
+      if @repository.blob_at(@commit.id, @path)
+        redirect_to project_blob_path(@project, File.join(@ref, @path)) and return
+      else
+        return not_found!
+      end
+    end
 
     respond_to do |format|
       format.html

spec/controllers/blob_controller_spec.rb

@@ -34,4 +34,18 @@ describe Projects::BlobController do
       it { should respond_with(:not_found) }
     end
   end
+
+  describe 'GET show with tree path' do
+    render_views
+
+    before do
+      get :show, project_id: project.to_param, id: id
+      controller.instance_variable_set(:@blob, nil)
+    end
+
+    context 'redirect to tree' do
+      let(:id) { 'master/doc' }
+      it { should redirect_to("/#{project.path_with_namespace}/tree/master/doc") }
+    end
+  end
 end

spec/controllers/tree_controller_spec.rb

@@ -40,4 +40,17 @@ describe Projects::TreeController do
       it { should respond_with(:not_found) }
     end
   end
+
+  describe 'GET show with blob path' do
+    render_views
+
+    before do
+      get :show, project_id: project.to_param, id: id
+    end
+
+    context 'redirect to blob' do
+      let(:id) { 'master/README.md' }
+      it { should redirect_to("/#{project.path_with_namespace}/blob/master/README.md") }
+    end
+  end
 end