Merge remote-tracking branch 'upstream/master' into artifacts-from-ref-and-build-name

* upstream/master: (192 commits)
  Added CHANGELOG
  Added unfold test to parallel and added 'diff discussion' context
  Fix Spinach branches spec
  Better first match on this MR also
  Change merge_error column from string to text type
  Fix typo in gitlab_flow.md
  entities: make Environment inherit EnvironmentBasic
  Updated to optimized specs from !5864
  Added 'with an unfolded line should not allow commenting' scenario (line 125)
  Added addtional 'renderable' validator to check 'data-note-type' attr exists
  Allow passing an index to selectRowAtIndex
  Fixed enter key in search input not working
  Fix file links on project page Files view
  Fix incorrect "stopped impersonation" log message
  8.11 is released, long live 8.12
  Also check if Akismet is enabled, before showing the `Submit as spam` button.
  fix location of markdown help location
  Fix for update 8.10-to-8.11.md doc.
  Appease the linter.
  Add Ruby 2.3 upgrade notes.
  ...

6 files changed, 79 insertions, 15 deletions

diff --git a/app/helpers/application_settings_helper.rb b/app/helpers/application_settings_helper.rb
index 78c0b79d2bd..6de25bea654 100644
--- a/app/helpers/application_settings_helper.rb
+++ b/app/helpers/application_settings_helper.rb
@@ -31,6 +31,10 @@ module ApplicationSettingsHelper
     current_application_settings.akismet_enabled?
   end
 
+  def koding_enabled?
+    current_application_settings.koding_enabled?
+  end
+
   def allowed_protocols_present?
     current_application_settings.enabled_git_access_protocol.present?
   end
diff --git a/app/helpers/blob_helper.rb b/app/helpers/blob_helper.rb
index 9ea03720c1e..e13b7cdd707 100644
--- a/app/helpers/blob_helper.rb
+++ b/app/helpers/blob_helper.rb
@@ -217,4 +217,12 @@ module BlobHelper
   def gitlab_ci_ymls
     @gitlab_ci_ymls ||= Gitlab::Template::GitlabCiYmlTemplate.dropdown_names
   end
+
+  def blob_editor_paths
+    {
+      'relative-url-root' => Rails.application.config.relative_url_root,
+      'assets-prefix' => Gitlab::Application.config.assets.prefix,
+      'blob-language' => @blob && @blob.language.try(:ace_mode)
+    }
+  end
 end
diff --git a/app/helpers/ci_status_helper.rb b/app/helpers/ci_status_helper.rb
index 3635fc0c79b..ac2a194bfde 100644
--- a/app/helpers/ci_status_helper.rb
+++ b/app/helpers/ci_status_helper.rb
@@ -44,7 +44,7 @@ module CiStatusHelper
       when 'running'
         'icon_status_running'
       when 'play'
-        return icon('play fw')
+        'icon_play'
       when 'created'
         'icon_status_pending'
       else
diff --git a/app/helpers/issuables_helper.rb b/app/helpers/issuables_helper.rb
index 47d174361db..b9baeb1d6c4 100644
--- a/app/helpers/issuables_helper.rb
+++ b/app/helpers/issuables_helper.rb
@@ -72,6 +72,15 @@ module IssuablesHelper
     end
   end
 
+  def issuable_labels_tooltip(labels, limit: 5)
+    first, last = labels.partition.with_index{ |_, i| i < limit  }
+
+    label_names = first.collect(&:name)
+    label_names << "and #{last.size} more" unless last.empty?
+
+    label_names.join(', ')
+  end
+
   private
 
   def sidebar_gutter_collapsed?
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index 505545fbabb..249d18c4486 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -236,6 +236,60 @@ module ProjectsHelper
     )
   end
 
+  def add_koding_stack_path(project)
+    namespace_project_new_blob_path(
+      project.namespace,
+      project,
+      project.default_branch || 'master',
+      file_name:      '.koding.yml',
+      commit_message: "Add Koding stack script",
+      content: <<-CONTENT.strip_heredoc
+        provider:
+          aws:
+            access_key: '${var.aws_access_key}'
+            secret_key: '${var.aws_secret_key}'
+        resource:
+          aws_instance:
+            #{project.path}-vm:
+              instance_type: t2.nano
+              user_data: |-
+
+                # Created by GitLab UI for :>
+
+                echo _KD_NOTIFY_@Installing Base packages...@
+
+                apt-get update -y
+                apt-get install git -y
+
+                echo _KD_NOTIFY_@Cloning #{project.name}...@
+
+                export KODING_USER=${var.koding_user_username}
+                export REPO_URL=#{root_url}${var.koding_queryString_repo}.git
+                export BRANCH=${var.koding_queryString_branch}
+
+                sudo -i -u $KODING_USER git clone $REPO_URL -b $BRANCH
+
+                echo _KD_NOTIFY_@#{project.name} cloned.@
+      CONTENT
+    )
+  end
+
+  def koding_project_url(project = nil, branch = nil, sha = nil)
+    if project
+      import_path = "/Home/Stacks/import"
+
+      repo = project.path_with_namespace
+      branch ||= project.default_branch
+      sha ||= project.commit.short_id
+
+      path = "#{import_path}?repo=#{repo}&branch=#{branch}&sha=#{sha}"
+
+      return URI.join(current_application_settings.koding_url, path).to_s
+    end
+
+    current_application_settings.koding_url
+  end
+
   def contribution_guide_path(project)
     if project && contribution_guide = project.repository.contribution_guide
       namespace_project_blob_path(
diff --git a/app/helpers/time_helper.rb b/app/helpers/time_helper.rb
index 790001222f1..271e839692a 100644
--- a/app/helpers/time_helper.rb
+++ b/app/helpers/time_helper.rb
@@ -15,20 +15,9 @@ module TimeHelper
     "#{from.to_s(:short)} - #{to.to_s(:short)}"
   end
 
-  def duration_in_numbers(finished_at, started_at)
-    interval = interval_in_seconds(started_at, finished_at)
-    time_format = interval < 1.hour ? "%M:%S" : "%H:%M:%S"
+  def duration_in_numbers(duration)
+    time_format = duration < 1.hour ? "%M:%S" : "%H:%M:%S"
 
-    Time.at(interval).utc.strftime(time_format)
-  end
-
-  private
-
-  def interval_in_seconds(started_at, finished_at = nil)
-    if started_at && finished_at
-      finished_at.to_i - started_at.to_i
-    elsif started_at
-      Time.now.to_i - started_at.to_i
-    end
+    Time.at(duration).utc.strftime(time_format)
   end
 end