Remove all gitlab theme related code

17 files changed, 3 insertions, 465 deletions

diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 4b5c9686cab..3c1d65b8e67 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -101,11 +101,6 @@ require('es6-promise').polyfill();
       }
     });
 
-    $('.nav-sidebar').niceScroll({
-      cursoropacitymax: '0.4',
-      cursorcolor: '#FFF',
-      cursorborder: '1px solid #FFF'
-    });
     $('.js-select-on-focus').on('focusin', function () {
       return $(this).select().one('mouseup', function (e) {
         return e.preventDefault();
diff --git a/app/assets/stylesheets/framework.scss b/app/assets/stylesheets/framework.scss
index 08f203a1bf6..39cf3b5f8ae 100644
--- a/app/assets/stylesheets/framework.scss
+++ b/app/assets/stylesheets/framework.scss
@@ -19,7 +19,6 @@
 @import "framework/flash.scss";
 @import "framework/forms.scss";
 @import "framework/gfm.scss";
-@import "framework/gitlab-theme.scss";
 @import "framework/header.scss";
 @import "framework/highlight.scss";
 @import "framework/issue_box.scss";
diff --git a/app/assets/stylesheets/framework/animations.scss b/app/assets/stylesheets/framework/animations.scss
index 0ca5a9343f7..49ae84b7a70 100644
--- a/app/assets/stylesheets/framework/animations.scss
+++ b/app/assets/stylesheets/framework/animations.scss
@@ -140,7 +140,6 @@ a {
   @include transition(background-color, box-shadow);
 }
 
-.nav-sidebar a,
 .dropdown-menu a,
 .dropdown-menu button,
 .dropdown-menu-nav a {
diff --git a/app/assets/stylesheets/framework/gitlab-theme.scss b/app/assets/stylesheets/framework/gitlab-theme.scss
deleted file mode 100644
index d6566dc4ec9..00000000000
--- a/app/assets/stylesheets/framework/gitlab-theme.scss
+++ /dev/null
@@ -1,144 +0,0 @@
-/**
- * Styles the GitLab application with a specific color theme
- *
- * $color-light  -
- * $color        -
- * $color-darker -
- * $color-dark   -
- */
-@mixin gitlab-theme($color-light, $color, $color-darker, $color-dark) {
-  .page-with-sidebar {
-    .toggle-nav-collapse,
-    .pin-nav-btn {
-      color: $color-light;
-
-      &:hover {
-        color: $white-light;
-      }
-    }
-
-    .sidebar-wrapper {
-      background: $color-darker;
-    }
-
-    .sidebar-action-buttons {
-      color: $color-light;
-      background-color: lighten($color-darker, 5%);
-    }
-
-    .nav-sidebar {
-      li {
-        a {
-          color: $color-light;
-
-          &:hover,
-          &:focus,
-          &:active {
-            background: $color-dark;
-          }
-
-          i {
-            color: $color-light;
-          }
-
-          path,
-          polygon {
-            fill: $color-light;
-          }
-
-          .count {
-            color: $color-light;
-            background: $color-dark;
-          }
-
-          svg {
-            position: relative;
-            top: 3px;
-          }
-        }
-
-        &.separate-item {
-          border-top: 1px solid $color;
-        }
-
-        &.active a {
-          color: $white-light;
-          background: $color-dark;
-
-          &.no-highlight {
-            border: none;
-          }
-
-          i {
-            color: $white-light;
-          }
-
-          path,
-          polygon {
-            fill: $white-light;
-          }
-        }
-      }
-
-      .about-gitlab {
-        color: $color-light;
-      }
-    }
-  }
-}
-
-$theme-charcoal-light: #b9bbbe;
-$theme-charcoal: #485157;
-$theme-charcoal-dark: #3d454d;
-$theme-charcoal-darker: #383f45;
-
-$theme-blue-light: #becde9;
-$theme-blue: #2980b9;
-$theme-blue-dark: #1970a9;
-$theme-blue-darker: #096099;
-
-$theme-graphite-light: #ccc;
-$theme-graphite: #777;
-$theme-graphite-dark: #666;
-$theme-graphite-darker: #555;
-
-$theme-black-light: #979797;
-$theme-black: #373737;
-$theme-black-dark: #272727;
-$theme-black-darker: #222;
-
-$theme-green-light: #adc;
-$theme-green: #019875;
-$theme-green-dark: #018865;
-$theme-green-darker: #017855;
-
-$theme-violet-light: #98c;
-$theme-violet: #548;
-$theme-violet-dark: #436;
-$theme-violet-darker: #325;
-
-body {
-  &.ui_blue {
-    @include gitlab-theme($theme-blue-light, $theme-blue, $theme-blue-dark, $theme-blue-darker);
-  }
-
-  &.ui_charcoal {
-    @include gitlab-theme($theme-charcoal-light, $theme-charcoal, $theme-charcoal-dark, $theme-charcoal-darker);
-  }
-
-  &.ui_graphite {
-    @include gitlab-theme($theme-graphite-light, $theme-graphite, $theme-graphite-dark, $theme-graphite-darker);
-  }
-
-  &.ui_black {
-    @include gitlab-theme($theme-black-light, $theme-black, $theme-black-dark, $theme-black-darker);
-  }
-
-  &.ui_green {
-    @include gitlab-theme($theme-green-light, $theme-green, $theme-green-dark, $theme-green-darker);
-  }
-
-  &.ui_violet {
-    @include gitlab-theme($theme-violet-light, $theme-violet, $theme-violet-dark, $theme-violet-darker);
-  }
-}
diff --git a/app/assets/stylesheets/framework/sidebar.scss b/app/assets/stylesheets/framework/sidebar.scss
index 20bcb1eeb23..390d2589ab2 100644
--- a/app/assets/stylesheets/framework/sidebar.scss
+++ b/app/assets/stylesheets/framework/sidebar.scss
@@ -47,73 +47,6 @@
   }
 }
 
-.nav-sidebar {
-  position: absolute;
-  top: 50px;
-  bottom: 0;
-  width: $sidebar_width;
-  overflow-y: auto;
-  overflow-x: hidden;
-
-  &.navbar-collapse {
-    padding: 0 !important;
-  }
-
-  li {
-    &.separate-item {
-      padding-top: 10px;
-      margin-top: 10px;
-    }
-
-    .icon-container {
-      width: 34px;
-      display: inline-block;
-      text-align: center;
-    }
-
-    a {
-      padding: 7px $gl-sidebar-padding;
-      font-size: $gl-font-size;
-      line-height: 24px;
-      display: block;
-      text-decoration: none;
-      font-weight: normal;
-
-      &:hover,
-      &:active,
-      &:focus {
-        text-decoration: none;
-      }
-
-      i {
-        font-size: 16px;
-      }
-
-      i,
-      svg {
-        margin-right: 13px;
-      }
-    }
-  }
-
-  .count {
-    float: right;
-    padding: 0 8px;
-    border-radius: 6px;
-  }
-
-  .about-gitlab {
-    padding: 7px $gl-sidebar-padding;
-    font-size: $gl-font-size;
-    line-height: 24px;
-    display: block;
-    text-decoration: none;
-    font-weight: normal;
-    position: absolute;
-    bottom: 10px;
-  }
-}
-
 .sidebar-action-buttons {
   width: $sidebar_width;
   position: absolute;
diff --git a/app/assets/stylesheets/pages/profiles/preferences.scss b/app/assets/stylesheets/pages/profiles/preferences.scss
index 100ace41f2a..305feaacaa1 100644
--- a/app/assets/stylesheets/pages/profiles/preferences.scss
+++ b/app/assets/stylesheets/pages/profiles/preferences.scss
@@ -1,42 +1,3 @@
-.application-theme {
-  label {
-    margin-right: 20px;
-    text-align: center;
-
-    .preview {
-      border-radius: 4px;
-
-      height: 80px;
-      margin-bottom: 10px;
-      width: 160px;
-
-      &.ui_blue {
-        background: $theme-blue;
-      }
-
-      &.ui_charcoal {
-        background: $theme-charcoal;
-      }
-
-      &.ui_graphite {
-        background: $theme-graphite;
-      }
-
-      &.ui_black {
-        background: $theme-black;
-      }
-
-      &.ui_green {
-        background: $theme-green;
-      }
-
-      &.ui_violet {
-        background: $theme-violet;
-      }
-    }
-  }
-}
-
 .syntax-theme {
   label {
     margin-right: 20px;
diff --git a/app/helpers/preferences_helper.rb b/app/helpers/preferences_helper.rb
index dd0a4ea03f0..c3a08d76318 100644
--- a/app/helpers/preferences_helper.rb
+++ b/app/helpers/preferences_helper.rb
@@ -41,10 +41,6 @@ module PreferencesHelper
     ]
   end
 
-  def user_application_theme
-    Gitlab::Themes.for_user(current_user).css_class
-  end
-
   def user_color_scheme
     Gitlab::ColorSchemes.for_user(current_user).css_class
   end
diff --git a/app/views/layouts/application.html.haml b/app/views/layouts/application.html.haml
index 248d439cd05..19bd9b6d5c9 100644
--- a/app/views/layouts/application.html.haml
+++ b/app/views/layouts/application.html.haml
@@ -1,7 +1,7 @@
 !!! 5
 %html{ lang: "en", class: "#{page_class}" }
   = render "layouts/head"
-  %body{ class: "#{user_application_theme}", data: { page: body_data_page, project: "#{@project.path if @project}", group: "#{@group.path if @group}" } }
+  %body{ data: { page: body_data_page, project: "#{@project.path if @project}", group: "#{@group.path if @group}" } }
     = Gon::Base.render_data
 
     = render "layouts/header/default", title: header_title
diff --git a/app/views/layouts/nav/_dashboard.html.haml b/app/views/layouts/nav/_dashboard.html.haml
index efcb60addc0..4f2547d0838 100644
--- a/app/views/layouts/nav/_dashboard.html.haml
+++ b/app/views/layouts/nav/_dashboard.html.haml
@@ -1,4 +1,4 @@
-%ul.nav
+%ul
   = nav_link(path: ['root#index', 'projects#trending', 'projects#starred', 'dashboard/projects#index'], html_options: {class: "#{project_tab_class} home"}) do
     = link_to dashboard_projects_path, title: 'Projects', class: 'dashboard-shortcuts-projects' do
       %span
diff --git a/app/views/layouts/nav/_explore.html.haml b/app/views/layouts/nav/_explore.html.haml
index e5bda7b3a6f..3a1fcd00e9c 100644
--- a/app/views/layouts/nav/_explore.html.haml
+++ b/app/views/layouts/nav/_explore.html.haml
@@ -1,4 +1,4 @@
-%ul.nav.nav-sidebar
+%ul
   = nav_link(path: ['dashboard#show', 'root#show', 'projects#trending', 'projects#starred', 'projects#index'], html_options: {class: 'home'}) do
     = link_to explore_root_path, title: 'Projects' do
       %span
diff --git a/app/views/profiles/preferences/show.html.haml b/app/views/profiles/preferences/show.html.haml
index feadd863b00..787339e0fe2 100644
--- a/app/views/profiles/preferences/show.html.haml
+++ b/app/views/profiles/preferences/show.html.haml
@@ -7,12 +7,6 @@
       Application theme
     %p
       This setting allows you to customize the appearance of the site, e.g. the sidebar.
-  .col-lg-9.application-theme
-    - Gitlab::Themes.each do |theme|
-      = label_tag do
-        .preview{ class: theme.css_class }
-        = f.radio_button :theme_id, theme.id
-        = theme.name
   .col-sm-12
     %hr
   .col-lg-3.profile-settings-sidebar
diff --git a/app/views/profiles/preferences/update.js.erb b/app/views/profiles/preferences/update.js.erb
index 8966dd3fd86..431ab9d052b 100644
--- a/app/views/profiles/preferences/update.js.erb
+++ b/app/views/profiles/preferences/update.js.erb
@@ -1,7 +1,3 @@
-// Remove body class for any previous theme, re-add current one
-$('body').removeClass('<%= Gitlab::Themes.body_classes %>')
-$('body').addClass('<%= user_application_theme %>')
-
 // Toggle container-fluid class
 if ('<%= current_user.layout %>' === 'fluid') {
   $('.content-wrapper .container-fluid').removeClass('container-limited')
diff --git a/config/initializers/1_settings.rb b/config/initializers/1_settings.rb
index ab59394cb0c..3f716dd8833 100644
--- a/config/initializers/1_settings.rb
+++ b/config/initializers/1_settings.rb
@@ -183,7 +183,6 @@ Settings['gitlab'] ||= Settingslogic.new({})
 Settings.gitlab['default_projects_limit'] ||= 10
 Settings.gitlab['default_branch_protection'] ||= 2
 Settings.gitlab['default_can_create_group'] = true if Settings.gitlab['default_can_create_group'].nil?
-Settings.gitlab['default_theme'] = Gitlab::Themes::APPLICATION_DEFAULT if Settings.gitlab['default_theme'].nil?
 Settings.gitlab['host']       ||= ENV['GITLAB_HOST'] || 'localhost'
 Settings.gitlab['ssh_host']   ||= Settings.gitlab.host
 Settings.gitlab['https']        = false if Settings.gitlab['https'].nil?
diff --git a/lib/gitlab/themes.rb b/lib/gitlab/themes.rb
deleted file mode 100644
index 19ab76ae80f..00000000000
--- a/lib/gitlab/themes.rb
+++ /dev/null
@@ -1,87 +0,0 @@
-module Gitlab
-  # Module containing GitLab's application theme definitions and helper methods
-  # for accessing them.
-  module Themes
-    extend self
-
-    # Theme ID used when no `default_theme` configuration setting is provided.
-    APPLICATION_DEFAULT = 2
-
-    # Struct class representing a single Theme
-    Theme = Struct.new(:id, :name, :css_class)
-
-    # All available Themes
-    THEMES = [
-      Theme.new(1, 'Graphite', 'ui_graphite'),
-      Theme.new(2, 'Charcoal', 'ui_charcoal'),
-      Theme.new(3, 'Green',    'ui_green'),
-      Theme.new(4, 'Black',    'ui_black'),
-      Theme.new(5, 'Violet',   'ui_violet'),
-      Theme.new(6, 'Blue',     'ui_blue')
-    ].freeze
-
-    # Convenience method to get a space-separated String of all the theme
-    # classes that might be applied to the `body` element
-    #
-    # Returns a String
-    def body_classes
-      THEMES.collect(&:css_class).uniq.join(' ')
-    end
-
-    # Get a Theme by its ID
-    #
-    # If the ID is invalid, returns the default Theme.
-    #
-    # id - Integer ID
-    #
-    # Returns a Theme
-    def by_id(id)
-      THEMES.detect { |t| t.id == id } || default
-    end
-
-    # Returns the number of defined Themes
-    def count
-      THEMES.size
-    end
-
-    # Get the default Theme
-    #
-    # Returns a Theme
-    def default
-      by_id(default_id)
-    end
-
-    # Iterate through each Theme
-    #
-    # Yields the Theme object
-    def each(&block)
-      THEMES.each(&block)
-    end
-
-    # Get the Theme for the specified user, or the default
-    #
-    # user - User record
-    #
-    # Returns a Theme
-    def for_user(user)
-      if user
-        by_id(user.theme_id)
-      else
-        default
-      end
-    end
-
-    private
-
-    def default_id
-      id = Gitlab.config.gitlab.default_theme.to_i
-
-      # Prevent an invalid configuration setting from causing an infinite loop
-      if id < THEMES.first.id || id > THEMES.last.id
-        APPLICATION_DEFAULT
-      else
-        id
-      end
-    end
-  end
-end
diff --git a/spec/features/profiles/preferences_spec.rb b/spec/features/profiles/preferences_spec.rb
index a6b841c0210..15c8677fcd3 100644
--- a/spec/features/profiles/preferences_spec.rb
+++ b/spec/features/profiles/preferences_spec.rb
@@ -8,35 +8,6 @@ describe 'Profile > Preferences', feature: true do
     visit profile_preferences_path
   end
 
-  describe 'User changes their application theme', js: true do
-    let(:default) { Gitlab::Themes.default }
-    let(:theme)   { Gitlab::Themes.by_id(5) }
-
-    it 'creates a flash message' do
-      choose "user_theme_id_#{theme.id}"
-
-      expect_preferences_saved_message
-    end
-
-    it 'updates their preference' do
-      choose "user_theme_id_#{theme.id}"
-
-      allowing_for_delay do
-        visit page.current_path
-        expect(page).to have_checked_field("user_theme_id_#{theme.id}")
-      end
-    end
-
-    it 'reflects the changes immediately' do
-      expect(page).to have_selector("body.#{default.css_class}")
-
-      choose "user_theme_id_#{theme.id}"
-
-      expect(page).not_to have_selector("body.#{default.css_class}")
-      expect(page).to have_selector("body.#{theme.css_class}")
-    end
-  end
-
   describe 'User changes their syntax highlighting theme', js: true do
     it 'creates a flash message' do
       choose 'user_color_scheme_id_5'
diff --git a/spec/helpers/preferences_helper_spec.rb b/spec/helpers/preferences_helper_spec.rb
index 1f02e06e312..f3e79cc7290 100644
--- a/spec/helpers/preferences_helper_spec.rb
+++ b/spec/helpers/preferences_helper_spec.rb
@@ -26,32 +26,6 @@ describe PreferencesHelper do
     end
   end
 
-  describe 'user_application_theme' do
-    context 'with a user' do
-      it "returns user's theme's css_class" do
-        stub_user(theme_id: 3)
-
-        expect(helper.user_application_theme).to eq 'ui_green'
-      end
-
-      it 'returns the default when id is invalid' do
-        stub_user(theme_id: Gitlab::Themes.count + 5)
-
-        allow(Gitlab.config.gitlab).to receive(:default_theme).and_return(2)
-
-        expect(helper.user_application_theme).to eq 'ui_charcoal'
-      end
-    end
-
-    context 'without a user' do
-      it 'returns the default theme' do
-        stub_user
-
-        expect(helper.user_application_theme).to eq Gitlab::Themes.default.css_class
-      end
-    end
-  end
-
   describe 'user_color_scheme' do
     context 'with a user' do
       it "returns user's scheme's css_class" do
diff --git a/spec/lib/gitlab/themes_spec.rb b/spec/lib/gitlab/themes_spec.rb
deleted file mode 100644
index 7a140518dd2..00000000000
--- a/spec/lib/gitlab/themes_spec.rb
+++ /dev/null
@@ -1,48 +0,0 @@
-require 'spec_helper'
-
-describe Gitlab::Themes, lib: true do
-  describe '.body_classes' do
-    it 'returns a space-separated list of class names' do
-      css = described_class.body_classes
-
-      expect(css).to include('ui_graphite')
-      expect(css).to include(' ui_charcoal ')
-      expect(css).to include(' ui_blue')
-    end
-  end
-
-  describe '.by_id' do
-    it 'returns a Theme by its ID' do
-      expect(described_class.by_id(1).name).to eq 'Graphite'
-      expect(described_class.by_id(6).name).to eq 'Blue'
-    end
-  end
-
-  describe '.default' do
-    it 'returns the default application theme' do
-      allow(described_class).to receive(:default_id).and_return(2)
-      expect(described_class.default.id).to eq 2
-    end
-
-    it 'prevents an infinite loop when configuration default is invalid' do
-      default = described_class::APPLICATION_DEFAULT
-      themes  = described_class::THEMES
-
-      config = double(default_theme: 0).as_null_object
-      allow(Gitlab).to receive(:config).and_return(config)
-      expect(described_class.default.id).to eq default
-
-      config = double(default_theme: themes.size + 5).as_null_object
-      allow(Gitlab).to receive(:config).and_return(config)
-      expect(described_class.default.id).to eq default
-    end
-  end
-
-  describe '.each' do
-    it 'passes the block to the THEMES Array' do
-      ids = []
-      described_class.each { |theme| ids << theme.id }
-      expect(ids).not_to be_empty
-    end
-  end
-end