Backport changes in EE MR 4972: System Header and Footer

10 files changed, 831 insertions, 32 deletions

diff --git a/app/assets/stylesheets/framework/sidebar.scss b/app/assets/stylesheets/framework/sidebar.scss
index 3dd4a613789..798f248dad4 100644
--- a/app/assets/stylesheets/framework/sidebar.scss
+++ b/app/assets/stylesheets/framework/sidebar.scss
@@ -88,7 +88,6 @@
 
 .right-sidebar {
   border-left: 1px solid $border-color;
-  height: calc(100% - #{$header-height});
 }
 
 .with-performance-bar .right-sidebar.affix {
diff --git a/app/assets/stylesheets/pages/issuable.scss b/app/assets/stylesheets/pages/issuable.scss
index e21a9f0afc9..2c0ed976301 100644
--- a/app/assets/stylesheets/pages/issuable.scss
+++ b/app/assets/stylesheets/pages/issuable.scss
@@ -522,10 +522,6 @@
 
 .with-performance-bar .right-sidebar {
   top: $header-height + $performance-bar-height;
-
-  .issuable-sidebar {
-    height: calc(100% - #{$performance-bar-height});
-  }
 }
 
 .sidebar-move-issue-confirmation-button {
diff --git a/app/assets/stylesheets/pages/repo.scss b/app/assets/stylesheets/pages/repo.scss
index 96e781146a7..1f6f7138e1f 100644
--- a/app/assets/stylesheets/pages/repo.scss
+++ b/app/assets/stylesheets/pages/repo.scss
@@ -19,7 +19,7 @@
 .ide-view {
   display: flex;
   height: calc(100vh - #{$header-height});
-  margin-top: 40px;
+  margin-top: 0;
   border-top: 1px solid $white-dark;
   border-bottom: 1px solid $white-dark;
 
@@ -457,6 +457,8 @@
   display: flex;
   flex-direction: column;
   flex: 1;
+  max-height: 100%;
+  overflow: auto;
 }
 
 .multi-file-commit-empty-state-container {
@@ -467,7 +469,7 @@
 .multi-file-commit-panel-header {
   display: flex;
   align-items: center;
-  margin-bottom: 12px;
+  margin-bottom: 0;
   border-bottom: 1px solid $white-dark;
   padding: $gl-btn-padding 0;
 
@@ -674,8 +676,14 @@
   overflow: hidden;
 
   &.nav-only {
+    padding-top: $header-height;
+
+    .with-performance-bar & {
+      padding-top: $header-height + $performance-bar-height;
+    }
+
     .flash-container {
-      margin-top: $header-height;
+      margin-top: 0;
       margin-bottom: 0;
     }
 
@@ -685,7 +693,7 @@
     }
 
     .content-wrapper {
-      margin-top: $header-height;
+      margin-top: 0;
       padding-bottom: 0;
     }
 
@@ -709,11 +717,11 @@
 
 .with-performance-bar .ide.nav-only {
   .flash-container {
-    margin-top: #{$header-height + $performance-bar-height};
+    margin-top: 0;
   }
 
   .content-wrapper {
-    margin-top: #{$header-height + $performance-bar-height};
+    margin-top: 0;
     padding-bottom: 0;
   }
 
@@ -722,10 +730,6 @@
   }
 
   &.flash-shown {
-    .content-wrapper {
-      margin-top: 0;
-    }
-
     .ide-view {
       height: calc(100vh - #{$header-height + $performance-bar-height + $flash-height});
     }
diff --git a/app/assets/stylesheets/pages/repo.scss.orig b/app/assets/stylesheets/pages/repo.scss.orig
new file mode 100644
index 00000000000..57b995adb64
--- /dev/null
+++ b/app/assets/stylesheets/pages/repo.scss.orig
@@ -0,0 +1,786 @@
+.project-refs-form,
+.project-refs-target-form {
+  display: inline-block;
+}
+
+.fade-enter,
+.fade-leave-to {
+  opacity: 0;
+}
+
+.commit-message {
+  @include str-truncated(250px);
+}
+
+.editable-mode {
+  display: inline-block;
+}
+
+.ide-view {
+  display: flex;
+  height: calc(100vh - #{$header-height});
+  margin-top: 40px;
+  color: $almost-black;
+  border-top: 1px solid $white-dark;
+  border-bottom: 1px solid $white-dark;
+
+  &.is-collapsed {
+    .ide-file-list {
+      max-width: 250px;
+    }
+  }
+
+  .file-status-icon {
+    width: 10px;
+    height: 10px;
+  }
+}
+
+.ide-file-list {
+  flex: 1;
+
+  .file {
+    cursor: pointer;
+
+    &.file-open {
+      background: $white-normal;
+    }
+
+    .ide-file-name {
+      flex: 1;
+      white-space: nowrap;
+      text-overflow: ellipsis;
+
+      svg {
+        vertical-align: middle;
+        margin-right: 2px;
+      }
+
+      .loading-container {
+        margin-right: 4px;
+        display: inline-block;
+      }
+    }
+
+    .ide-file-changed-icon {
+      margin-left: auto;
+    }
+
+    .ide-new-btn {
+      display: none;
+      margin-bottom: -4px;
+      margin-right: -8px;
+    }
+
+    &:hover {
+      .ide-new-btn {
+        display: block;
+      }
+    }
+
+    &.folder {
+      svg {
+        fill: $gl-text-color-secondary;
+      }
+    }
+  }
+
+  a {
+    color: $gl-text-color;
+  }
+
+  th {
+    position: sticky;
+    top: 0;
+  }
+}
+
+.file-name,
+.file-col-commit-message {
+  display: flex;
+  overflow: visible;
+  padding: 6px 12px;
+}
+
+.multi-file-loading-container {
+  margin-top: 10px;
+  padding: 10px;
+
+  .animation-container {
+    background: $gray-light;
+
+    div {
+      background: $gray-light;
+    }
+  }
+}
+
+.multi-file-table-col-commit-message {
+  white-space: nowrap;
+  width: 50%;
+}
+
+.multi-file-edit-pane {
+  display: flex;
+  flex-direction: column;
+  flex: 1;
+  border-left: 1px solid $white-dark;
+  overflow: hidden;
+}
+
+.multi-file-tabs {
+  display: flex;
+  background-color: $white-normal;
+  box-shadow: inset 0 -1px $white-dark;
+
+  > ul {
+    display: flex;
+    overflow-x: auto;
+  }
+
+  li {
+    position: relative;
+  }
+
+  .dropdown {
+    display: flex;
+    margin-left: auto;
+    margin-bottom: 1px;
+    padding: 0 $grid-size;
+    border-left: 1px solid $white-dark;
+    background-color: $white-light;
+
+    &.shadow {
+      box-shadow: 0 0 10px $dropdown-shadow-color;
+    }
+
+    .btn {
+      margin-top: auto;
+      margin-bottom: auto;
+    }
+  }
+}
+
+.multi-file-tab {
+  @include str-truncated(150px);
+  padding: ($gl-padding / 2) ($gl-padding + 12) ($gl-padding / 2) $gl-padding;
+  background-color: $gray-normal;
+  border-right: 1px solid $white-dark;
+  border-bottom: 1px solid $white-dark;
+  cursor: pointer;
+
+  svg {
+    vertical-align: middle;
+  }
+
+  &.active {
+    background-color: $white-light;
+    border-bottom-color: $white-light;
+  }
+}
+
+.multi-file-tab-close {
+  position: absolute;
+  right: 8px;
+  top: 50%;
+  width: 16px;
+  height: 16px;
+  padding: 0;
+  background: none;
+  border: 0;
+  border-radius: $border-radius-default;
+  color: $theme-gray-900;
+  transform: translateY(-50%);
+
+  svg {
+    position: relative;
+    top: -1px;
+  }
+
+  &:hover {
+    background-color: $theme-gray-200;
+  }
+
+  &:focus {
+    background-color: $blue-500;
+    color: $white-light;
+    outline: 0;
+
+    svg {
+      fill: currentColor;
+    }
+  }
+}
+
+.multi-file-edit-pane-content {
+  flex: 1;
+  height: 0;
+}
+
+.blob-editor-container {
+  flex: 1;
+  height: 0;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+
+  .vertical-center {
+    min-height: auto;
+  }
+
+  .monaco-editor .lines-content .cigr {
+    display: none;
+  }
+
+  .monaco-diff-editor.vs {
+    .editor.modified {
+      box-shadow: none;
+    }
+
+    .diagonal-fill {
+      display: none !important;
+    }
+
+    .diffOverview {
+      background-color: $white-light;
+      border-left: 1px solid $white-dark;
+      cursor: ns-resize;
+    }
+
+    .diffViewport {
+      display: none;
+    }
+
+    .char-insert {
+      background-color: $line-added-dark;
+    }
+
+    .char-delete {
+      background-color: $line-removed-dark;
+    }
+
+    .line-numbers {
+      color: $black-transparent;
+    }
+
+    .view-overlays {
+      .line-insert {
+        background-color: $line-added;
+      }
+
+      .line-delete {
+        background-color: $line-removed;
+      }
+    }
+
+    .margin {
+      background-color: $gray-light;
+      border-right: 1px solid $white-normal;
+
+      .line-insert {
+        border-right: 1px solid $line-added-dark;
+      }
+
+      .line-delete {
+        border-right: 1px solid $line-removed-dark;
+      }
+    }
+
+    .margin-view-overlays .insert-sign,
+    .margin-view-overlays .delete-sign {
+      opacity: 0.4;
+    }
+
+    .cursors-layer {
+      display: none;
+    }
+  }
+}
+
+.multi-file-editor-holder {
+  height: 100%;
+}
+
+.multi-file-editor-btn-group {
+  padding: $gl-bar-padding $gl-padding;
+  border-top: 1px solid $white-dark;
+  border-bottom: 1px solid $white-dark;
+  background: $white-light;
+}
+
+.ide-status-bar {
+  padding: $gl-bar-padding $gl-padding;
+  background: $white-light;
+  display: flex;
+  justify-content: space-between;
+
+  svg {
+    vertical-align: middle;
+  }
+}
+
+// Not great, but this is to deal with our current output
+.multi-file-preview-holder {
+  height: 100%;
+  overflow: scroll;
+
+  .file-content.code {
+    display: flex;
+
+    i {
+      margin-left: -10px;
+    }
+  }
+
+  .line-numbers {
+    min-width: 50px;
+  }
+
+  .file-content,
+  .line-numbers,
+  .blob-content,
+  .code {
+    min-height: 100%;
+  }
+}
+
+.file-content.blob-no-preview {
+  a {
+    margin-left: auto;
+    margin-right: auto;
+  }
+}
+
+.multi-file-commit-panel {
+  display: flex;
+  position: relative;
+  flex-direction: column;
+  width: 340px;
+  padding: 0;
+  background-color: $gray-light;
+  padding-right: 3px;
+
+  .projects-sidebar {
+    display: flex;
+    flex-direction: column;
+
+    .context-header {
+      width: auto;
+      margin-right: 0;
+    }
+  }
+
+  .multi-file-commit-panel-inner {
+    display: flex;
+    flex: 1;
+    flex-direction: column;
+  }
+
+  .multi-file-commit-panel-inner-scroll {
+    display: flex;
+    flex: 1;
+    flex-direction: column;
+    overflow: auto;
+  }
+
+  &.is-collapsed {
+    width: 60px;
+
+    .multi-file-commit-list {
+      padding-top: $gl-padding;
+      overflow: hidden;
+    }
+
+    .multi-file-context-bar-icon {
+      align-items: center;
+
+      svg {
+        float: none;
+        margin: 0;
+      }
+    }
+  }
+
+  .branch-container {
+    border-left: 4px solid $indigo-700;
+    margin-bottom: $gl-bar-padding;
+  }
+
+  .branch-header {
+    background: $white-dark;
+    display: flex;
+  }
+
+  .branch-header-title {
+    flex: 1;
+    padding: $grid-size $gl-padding;
+    color: $indigo-700;
+    font-weight: $gl-font-weight-bold;
+
+    svg {
+      vertical-align: middle;
+    }
+  }
+
+  .branch-header-btns {
+    padding: $gl-vert-padding $gl-padding;
+  }
+
+  .left-collapse-btn {
+    display: none;
+    background: $gray-light;
+    text-align: left;
+    border-top: 1px solid $white-dark;
+
+    svg {
+      vertical-align: middle;
+    }
+  }
+}
+
+.multi-file-context-bar-icon {
+  padding: 10px;
+
+  svg {
+    margin-right: 10px;
+    float: left;
+  }
+}
+
+.multi-file-commit-panel-section {
+  display: flex;
+  flex-direction: column;
+  flex: 1;
+}
+
+.multi-file-commit-empty-state-container {
+  align-items: center;
+  justify-content: center;
+}
+
+.multi-file-commit-panel-header {
+  display: flex;
+  align-items: center;
+  margin-bottom: 12px;
+  border-bottom: 1px solid $white-dark;
+  padding: $gl-btn-padding 0;
+
+  &.is-collapsed {
+    border-bottom: 1px solid $white-dark;
+
+    svg {
+      margin-left: auto;
+      margin-right: auto;
+    }
+
+    .multi-file-commit-panel-collapse-btn {
+      margin-right: auto;
+      margin-left: auto;
+      border-left: 0;
+    }
+  }
+}
+
+.multi-file-commit-panel-header-title {
+  display: flex;
+  flex: 1;
+  padding: 0 $gl-btn-padding;
+
+  svg {
+    margin-right: $gl-btn-padding;
+  }
+}
+
+.multi-file-commit-panel-collapse-btn {
+  border-left: 1px solid $white-dark;
+}
+
+.multi-file-commit-list {
+  flex: 1;
+  overflow: auto;
+  padding: $gl-padding 0;
+  min-height: 60px;
+}
+
+.multi-file-commit-list-item {
+  display: flex;
+  padding: 0;
+  align-items: center;
+
+  .multi-file-discard-btn {
+    display: none;
+    margin-left: auto;
+    color: $gl-link-color;
+    padding: 0 2px;
+
+    &:focus,
+    &:hover {
+      text-decoration: underline;
+    }
+  }
+
+  &:hover {
+    background: $white-normal;
+
+    .multi-file-discard-btn {
+      display: block;
+    }
+  }
+}
+
+.multi-file-addition {
+  fill: $green-500;
+}
+
+.multi-file-modified {
+  fill: $orange-500;
+}
+
+.multi-file-commit-list-collapsed {
+  display: flex;
+  flex-direction: column;
+
+  > svg {
+    margin-left: auto;
+    margin-right: auto;
+  }
+
+  .file-status-icon {
+    width: 10px;
+    height: 10px;
+    margin-left: 3px;
+  }
+}
+
+.multi-file-commit-list-path {
+  padding: $grid-size / 2;
+  padding-left: $gl-padding;
+  background: none;
+  border: 0;
+  text-align: left;
+  width: 100%;
+  min-width: 0;
+
+  svg {
+    min-width: 16px;
+    vertical-align: middle;
+    display: inline-block;
+  }
+
+  &:hover,
+  &:focus {
+    outline: 0;
+  }
+}
+
+.multi-file-commit-list-file-path {
+  @include str-truncated(100%);
+
+  &:hover {
+    text-decoration: underline;
+  }
+
+  &:active {
+    text-decoration: none;
+  }
+}
+
+.multi-file-commit-form {
+  padding: $gl-padding;
+  border-top: 1px solid $white-dark;
+
+  .btn {
+    font-size: $gl-font-size;
+  }
+}
+
+.multi-file-commit-message.form-control {
+  height: 160px;
+  resize: none;
+}
+
+.dirty-diff {
+  // !important need to override monaco inline style
+  width: 4px !important;
+  left: 0 !important;
+
+  &-modified {
+    background-color: $blue-500;
+  }
+
+  &-added {
+    background-color: $green-600;
+  }
+
+  &-removed {
+    height: 0 !important;
+    width: 0 !important;
+    bottom: -2px;
+    border-style: solid;
+    border-width: 5px;
+    border-color: transparent transparent transparent $red-500;
+
+    &::before {
+      content: '';
+      position: absolute;
+      left: 0;
+      top: 0;
+      width: 100px;
+      height: 1px;
+      background-color: rgba($red-500, 0.5);
+    }
+  }
+}
+
+.ide-loading {
+  display: flex;
+  height: 100vh;
+  align-items: center;
+  justify-content: center;
+}
+
+.ide-empty-state {
+  display: flex;
+  height: 100vh;
+  align-items: center;
+  justify-content: center;
+}
+
+.ide-new-btn {
+  .dropdown-toggle svg {
+    margin-top: -2px;
+    margin-bottom: 2px;
+  }
+
+  .dropdown-menu {
+    left: auto;
+    right: 0;
+
+    label {
+      font-weight: $gl-font-weight-normal;
+      padding: 5px 8px;
+      margin-bottom: 0;
+    }
+  }
+}
+
+.ide {
+  overflow: hidden;
+
+  &.nav-only {
+    .flash-container {
+      margin-top: $header-height;
+      margin-bottom: 0;
+    }
+
+    .alert-wrapper .flash-container .flash-alert:last-child,
+    .alert-wrapper .flash-container .flash-notice:last-child {
+      margin-bottom: 0;
+    }
+
+    .content-wrapper {
+      margin-top: $header-height;
+      padding-bottom: 0;
+    }
+
+    &.flash-shown {
+      .content-wrapper {
+        margin-top: 0;
+      }
+
+      .ide-view {
+        height: calc(100vh - #{$header-height + $flash-height});
+      }
+    }
+
+    .projects-sidebar {
+      .multi-file-commit-panel-inner-scroll {
+        flex: 1;
+      }
+    }
+  }
+}
+
+.with-performance-bar .ide.nav-only {
+  .flash-container {
+    margin-top: #{$header-height + $performance-bar-height};
+  }
+
+  .content-wrapper {
+    margin-top: #{$header-height + $performance-bar-height};
+    padding-bottom: 0;
+  }
+
+  .ide-view {
+    height: calc(100vh - #{$header-height + $performance-bar-height});
+  }
+
+  &.flash-shown {
+    .content-wrapper {
+      margin-top: 0;
+    }
+
+    .ide-view {
+      height: calc(
+        100vh - #{$header-height + $performance-bar-height + $flash-height}
+      );
+    }
+  }
+}
+
+.dragHandle {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  width: 3px;
+  background-color: $white-dark;
+
+  &.dragright {
+    right: 0;
+  }
+
+  &.dragleft {
+    left: 0;
+  }
+}
+
+.ide-commit-radios {
+  label {
+    font-weight: normal;
+  }
+
+  .help-block {
+    margin-top: 0;
+    line-height: 0;
+  }
+}
+
+.ide-commit-new-branch {
+  margin-left: 25px;
+}
+
+.ide-external-links {
+  p {
+    margin: 0;
+  }
+}
+
+.ide-sidebar-link {
+  padding: $gl-padding-8 $gl-padding;
+  background: $indigo-700;
+  color: $white-light;
+  text-decoration: none;
+  display: flex;
+  align-items: center;
+
+  &:focus,
+  &:hover {
+    color: $white-light;
+    text-decoration: underline;
+    background: $indigo-500;
+  }
+
+  &:active {
+    background: $indigo-800;
+  }
+}
diff --git a/app/controllers/admin/appearances_controller.rb b/app/controllers/admin/appearances_controller.rb
index dd0b38970bd..ea302f17d16 100644
--- a/app/controllers/admin/appearances_controller.rb
+++ b/app/controllers/admin/appearances_controller.rb
@@ -50,9 +50,19 @@ class Admin::AppearancesController < Admin::ApplicationController
 
   # Only allow a trusted parameter "white list" through.
   def appearance_params
-    params.require(:appearance).permit(
-      :title, :description, :logo, :logo_cache, :header_logo, :header_logo_cache,
-      :new_project_guidelines, :updated_by
-    )
+    params.require(:appearance).permit(allowed_appearance_params)
+  end
+
+  def allowed_appearance_params
+    %i[
+      title
+      description
+      logo
+      logo_cache
+      header_logo
+      header_logo_cache
+      new_project_guidelines
+      updated_by
+    ]
   end
 end
diff --git a/app/helpers/appearances_helper.rb b/app/helpers/appearances_helper.rb
index c037de33c22..f48db024e3f 100644
--- a/app/helpers/appearances_helper.rb
+++ b/app/helpers/appearances_helper.rb
@@ -1,27 +1,27 @@
 module AppearancesHelper
   def brand_title
-    brand_item&.title.presence || 'GitLab Community Edition'
+    current_appearance&.title.presence || 'GitLab Community Edition'
   end
 
   def brand_image
-    image_tag(brand_item.logo) if brand_item&.logo?
+    image_tag(current_appearance.logo) if current_appearance&.logo?
   end
 
   def brand_text
-    markdown_field(brand_item, :description)
+    markdown_field(current_appearance, :description)
   end
 
   def brand_new_project_guidelines
-    markdown_field(brand_item, :new_project_guidelines)
+    markdown_field(current_appearance, :new_project_guidelines)
   end
 
-  def brand_item
+  def current_appearance
     @appearance ||= Appearance.current
   end
 
   def brand_header_logo
-    if brand_item&.header_logo?
-      image_tag brand_item.header_logo
+    if current_appearance&.header_logo?
+      image_tag current_appearance.header_logo
     else
       render 'shared/logo.svg'
     end
@@ -29,7 +29,7 @@ module AppearancesHelper
 
   # Skip the 'GitLab' type logo when custom brand logo is set
   def brand_header_logo_type
-    unless brand_item&.header_logo?
+    unless current_appearance&.header_logo?
       render 'shared/logo_type.svg'
     end
   end
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 701be97ee96..86ec500ceb3 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -285,6 +285,10 @@ module ApplicationHelper
     class_names
   end
 
+  # EE feature: System header and footer, unavailable in CE
+  def system_message_class
+  end
+
   # Returns active css class when condition returns true
   # otherwise returns nil.
   #
diff --git a/app/helpers/emails_helper.rb b/app/helpers/emails_helper.rb
index 4ddc1dbed49..c86a26ac30f 100644
--- a/app/helpers/emails_helper.rb
+++ b/app/helpers/emails_helper.rb
@@ -54,9 +54,9 @@ module EmailsHelper
   end
 
   def header_logo
-    if brand_item && brand_item.header_logo?
+    if current_appearance&.header_logo?
       image_tag(
-        brand_item.header_logo,
+        current_appearance.header_logo,
         style: 'height: 50px'
       )
     else
diff --git a/app/views/layouts/devise.html.haml b/app/views/layouts/devise.html.haml
index 257f7326409..6513b719199 100644
--- a/app/views/layouts/devise.html.haml
+++ b/app/views/layouts/devise.html.haml
@@ -1,5 +1,5 @@
 !!! 5
-%html.devise-layout-html
+%html.devise-layout-html{ class: system_message_class }
   = render "layouts/head"
   %body.ui_indigo.login-page.application.navless{ data: { page: body_data_page } }
     .page-wrap
@@ -16,7 +16,7 @@
               %h1
                 = brand_title
               = brand_image
-              - if brand_item&.description?
+              - if current_appearance&.description?
                 = brand_text
               - else
                 %h3 Open source software to collaborate on code
diff --git a/app/views/layouts/devise_empty.html.haml b/app/views/layouts/devise_empty.html.haml
index 8718bb3db1a..adf90cb7667 100644
--- a/app/views/layouts/devise_empty.html.haml
+++ b/app/views/layouts/devise_empty.html.haml
@@ -1,5 +1,5 @@
 !!! 5
-%html{ lang: "en" }
+%html{ lang: "en", class: system_message_class }
   = render "layouts/head"
   %body.ui_indigo.login-page.application.navless
     = render "layouts/header/empty"