Allow assigning and filtering issuables by ancestor group labels

13 files changed, 70 insertions, 27 deletions

diff --git a/app/assets/javascripts/filtered_search/filtered_search_dropdown_manager.js b/app/assets/javascripts/filtered_search/filtered_search_dropdown_manager.js
index e6390f0855b..d7e1de18d09 100644
--- a/app/assets/javascripts/filtered_search/filtered_search_dropdown_manager.js
+++ b/app/assets/javascripts/filtered_search/filtered_search_dropdown_manager.js
@@ -26,8 +26,8 @@ export default class FilteredSearchDropdownManager {
     this.filteredSearchInput = this.container.querySelector('.filtered-search');
     this.page = page;
     this.groupsOnly = isGroup;
-    this.groupAncestor = isGroupAncestor;
-    this.isGroupDecendent = isGroupDecendent;
+    this.includeAncestorGroups = isGroupAncestor;
+    this.includeDescendantGroups = isGroupDecendent;
 
     this.setupMapping();
 
@@ -108,7 +108,19 @@ export default class FilteredSearchDropdownManager {
   }
 
   getLabelsEndpoint() {
-    const endpoint = `${this.baseEndpoint}/labels.json`;
+    let endpoint = `${this.baseEndpoint}/labels.json?`;
+
+    if (this.groupsOnly) {
+      endpoint = `${endpoint}only_group_labels=true&`;
+    }
+
+    if (this.includeAncestorGroups) {
+      endpoint = `${endpoint}include_ancestor_groups=true&`;
+    }
+
+    if (this.includeDescendantGroups) {
+      endpoint = `${endpoint}include_descendant_groups=true`;
+    }
 
     return endpoint;
   }
diff --git a/app/assets/javascripts/filtered_search/filtered_search_manager.js b/app/assets/javascripts/filtered_search/filtered_search_manager.js
index 71b7e80335b..cf5ba1e1771 100644
--- a/app/assets/javascripts/filtered_search/filtered_search_manager.js
+++ b/app/assets/javascripts/filtered_search/filtered_search_manager.js
@@ -21,7 +21,7 @@ export default class FilteredSearchManager {
   constructor({
     page,
     isGroup = false,
-    isGroupAncestor = false,
+    isGroupAncestor = true,
     isGroupDecendent = false,
     filteredSearchTokenKeys = FilteredSearchTokenKeys,
     stateFiltersSelector = '.issues-state-filters',
@@ -86,6 +86,7 @@ export default class FilteredSearchManager {
         page: this.page,
         isGroup: this.isGroup,
         isGroupAncestor: this.isGroupAncestor,
+        isGroupDecendent: this.isGroupDecendent,
         filteredSearchTokenKeys: this.filteredSearchTokenKeys,
       });
 
diff --git a/app/assets/javascripts/pages/groups/issues/index.js b/app/assets/javascripts/pages/groups/issues/index.js
index d149b307e7f..914f804fdd3 100644
--- a/app/assets/javascripts/pages/groups/issues/index.js
+++ b/app/assets/javascripts/pages/groups/issues/index.js
@@ -5,6 +5,7 @@ import { FILTERED_SEARCH } from '~/pages/constants';
 document.addEventListener('DOMContentLoaded', () => {
   initFilteredSearch({
     page: FILTERED_SEARCH.ISSUES,
+    isGroupDecendent: true,
   });
   projectSelect();
 });
diff --git a/app/assets/javascripts/pages/groups/merge_requests/index.js b/app/assets/javascripts/pages/groups/merge_requests/index.js
index a5cc1f34b63..1600faa3611 100644
--- a/app/assets/javascripts/pages/groups/merge_requests/index.js
+++ b/app/assets/javascripts/pages/groups/merge_requests/index.js
@@ -5,6 +5,7 @@ import { FILTERED_SEARCH } from '~/pages/constants';
 document.addEventListener('DOMContentLoaded', () => {
   initFilteredSearch({
     page: FILTERED_SEARCH.MERGE_REQUESTS,
+    isGroupDecendent: true,
   });
   projectSelect();
 });
diff --git a/app/controllers/projects/labels_controller.rb b/app/controllers/projects/labels_controller.rb
index 516198b1b8a..91016f6494e 100644
--- a/app/controllers/projects/labels_controller.rb
+++ b/app/controllers/projects/labels_controller.rb
@@ -150,7 +150,8 @@ class Projects::LabelsController < Projects::ApplicationController
   end
 
   def find_labels
-    @available_labels ||= LabelsFinder.new(current_user, project_id: @project.id).execute
+    @available_labels ||=
+      LabelsFinder.new(current_user, project_id: @project.id, include_ancestor_groups: params[:include_ancestor_groups]).execute
   end
 
   def authorize_admin_labels!
diff --git a/app/finders/labels_finder.rb b/app/finders/labels_finder.rb
index 780c0fdb03e..afd1f824b32 100644
--- a/app/finders/labels_finder.rb
+++ b/app/finders/labels_finder.rb
@@ -28,9 +28,10 @@ class LabelsFinder < UnionFinder
       if project
         if project.group.present?
           labels_table = Label.arel_table
+          group_ids = group_ids_for(project.group)
 
           label_ids << Label.where(
-            labels_table[:type].eq('GroupLabel').and(labels_table[:group_id].eq(project.group.id)).or(
+            labels_table[:type].eq('GroupLabel').and(labels_table[:group_id].in(group_ids)).or(
               labels_table[:type].eq('ProjectLabel').and(labels_table[:project_id].eq(project.id))
             )
           )
@@ -38,11 +39,14 @@ class LabelsFinder < UnionFinder
           label_ids << project.labels
         end
       end
-    elsif only_group_labels?
-      label_ids << Label.where(group_id: group_ids)
     else
+      if group?
+        group = Group.find(params[:group_id])
+        label_ids << Label.where(group_id: group_ids_for(group))
+      end
+
       label_ids << Label.where(group_id: projects.group_ids)
-      label_ids << Label.where(project_id: projects.select(:id))
+      label_ids << Label.where(project_id: projects.select(:id)) unless only_group_labels?
     end
 
     label_ids
@@ -59,22 +63,33 @@ class LabelsFinder < UnionFinder
     items.where(title: title)
   end
 
-  def group_ids
+  # Gets redacted array of group ids
+  # which can include the ancestors and descendants of the requested group.
+  def group_ids_for(group)
     strong_memoize(:group_ids) do
-      groups_user_can_read_labels(groups_to_include).map(&:id)
+      groups = groups_to_include(group)
+
+      groups_user_can_read_labels(groups).map(&:id)
     end
   end
 
-  def groups_to_include
-    group = Group.find(params[:group_id])
+  def groups_to_include(group)
     groups = [group]
 
-    groups += group.ancestors if params[:include_ancestor_groups].present?
-    groups += group.descendants if params[:include_descendant_groups].present?
+    groups += group.ancestors if include_ancestor_groups?
+    groups += group.descendants if include_descendant_groups?
 
     groups
   end
 
+  def include_ancestor_groups?
+    params[:include_ancestor_groups]
+  end
+
+  def include_descendant_groups?
+    params[:include_descendant_groups]
+  end
+
   def group?
     params[:group_id].present?
   end
diff --git a/app/helpers/boards_helper.rb b/app/helpers/boards_helper.rb
index 275e892b2e6..af878bcf9a0 100644
--- a/app/helpers/boards_helper.rb
+++ b/app/helpers/boards_helper.rb
@@ -53,10 +53,12 @@ module BoardsHelper
   end
 
   def board_list_data
+    include_descendant_groups = @group&.present?
+
     {
       toggle: "dropdown",
-      list_labels_path: labels_filter_path(true),
-      labels: labels_filter_path(true),
+      list_labels_path: labels_filter_path(true, include_ancestor_groups: true),
+      labels: labels_filter_path(true, include_descendant_groups: include_descendant_groups),
       labels_endpoint: @labels_endpoint,
       namespace_path: @namespace_path,
       project_path: @project&.path,
diff --git a/app/helpers/labels_helper.rb b/app/helpers/labels_helper.rb
index 87ff607dc3f..c4a6a1e4bb3 100644
--- a/app/helpers/labels_helper.rb
+++ b/app/helpers/labels_helper.rb
@@ -129,13 +129,17 @@ module LabelsHelper
     end
   end
 
-  def labels_filter_path(only_group_labels = false)
+  def labels_filter_path(only_group_labels = false, include_ancestor_groups: true, include_descendant_groups: false)
     project = @target_project || @project
 
+    options = {}
+    options[:include_ancestor_groups] = include_ancestor_groups if include_ancestor_groups
+    options[:include_descendant_groups] = include_descendant_groups if include_descendant_groups
+
     if project
-      project_labels_path(project, :json)
+      project_labels_path(project, :json, options)
     elsif @group
-      options = { only_group_labels: only_group_labels } if only_group_labels
+      options[:only_group_labels] = only_group_labels if only_group_labels
       group_labels_path(@group, :json, options)
     else
       dashboard_labels_path(:json)
diff --git a/app/services/boards/lists/create_service.rb b/app/services/boards/lists/create_service.rb
index bebc90c7a8d..02f1c709374 100644
--- a/app/services/boards/lists/create_service.rb
+++ b/app/services/boards/lists/create_service.rb
@@ -12,11 +12,15 @@ module Boards
       private
 
       def available_labels_for(board)
+        options = { include_ancestor_groups: true }
+
         if board.group_board?
-          parent.labels
+          options.merge!(group_id: parent.id, only_group_labels: true)
         else
-          LabelsFinder.new(current_user, project_id: parent.id).execute
+          options[:project_id] = parent.id
         end
+
+        LabelsFinder.new(current_user, options).execute
       end
 
       def next_position(board)
diff --git a/app/services/issuable_base_service.rb b/app/services/issuable_base_service.rb
index 02fb48108fb..91ec702fbc6 100644
--- a/app/services/issuable_base_service.rb
+++ b/app/services/issuable_base_service.rb
@@ -106,7 +106,7 @@ class IssuableBaseService < BaseService
   end
 
   def available_labels
-    @available_labels ||= LabelsFinder.new(current_user, project_id: @project.id).execute
+    @available_labels ||= LabelsFinder.new(current_user, project_id: @project.id, include_ancestor_groups: true).execute
   end
 
   def handle_quick_actions_on_create(issuable)
diff --git a/app/services/projects/autocomplete_service.rb b/app/services/projects/autocomplete_service.rb
index e61ecb696d0..346971138b1 100644
--- a/app/services/projects/autocomplete_service.rb
+++ b/app/services/projects/autocomplete_service.rb
@@ -21,7 +21,8 @@ module Projects
     end
 
     def labels(target = nil)
-      labels = LabelsFinder.new(current_user, project_id: project.id).execute.select([:color, :title])
+      labels = LabelsFinder.new(current_user, project_id: project.id, include_ancestor_groups: true)
+        .execute.select([:color, :title])
 
       return labels unless target&.respond_to?(:labels)
 
diff --git a/app/services/quick_actions/interpret_service.rb b/app/services/quick_actions/interpret_service.rb
index cba49faac31..6cc51b6ee1b 100644
--- a/app/services/quick_actions/interpret_service.rb
+++ b/app/services/quick_actions/interpret_service.rb
@@ -200,7 +200,7 @@ module QuickActions
     end
     params '~label1 ~"label 2"'
     condition do
-      available_labels = LabelsFinder.new(current_user, project_id: project.id).execute
+      available_labels = LabelsFinder.new(current_user, project_id: project.id, include_ancestor_groups: true).execute
 
       current_user.can?(:"admin_#{issuable.to_ability_name}", project) &&
         available_labels.any?
@@ -562,7 +562,7 @@ module QuickActions
 
     def find_labels(labels_param)
       extract_references(labels_param, :label) |
-        LabelsFinder.new(current_user, project_id: project.id, name: labels_param.split).execute
+        LabelsFinder.new(current_user, project_id: project.id, name: labels_param.split, include_ancestor_groups: true).execute
     end
 
     def find_label_references(labels_param)
@@ -593,6 +593,7 @@ module QuickActions
 
     def extract_references(arg, type)
       ext = Gitlab::ReferenceExtractor.new(project, current_user)
+
       ext.analyze(arg, author: current_user)
 
       ext.references(type)
diff --git a/app/views/shared/issuable/_sidebar.html.haml b/app/views/shared/issuable/_sidebar.html.haml
index 6afcd447f28..975b9cb4729 100644
--- a/app/views/shared/issuable/_sidebar.html.haml
+++ b/app/views/shared/issuable/_sidebar.html.haml
@@ -107,7 +107,7 @@
             - selected_labels.each do |label|
               = hidden_field_tag "#{issuable.to_ability_name}[label_names][]", label.id, id: nil
             .dropdown
-              %button.dropdown-menu-toggle.js-label-select.js-multiselect.js-label-sidebar-dropdown{ type: "button", data: {toggle: "dropdown", default_label: "Labels", field_name: "#{issuable.to_ability_name}[label_names][]", ability_name: issuable.to_ability_name, show_no: "true", show_any: "true", namespace_path: @project.try(:namespace).try(:full_path), project_path: @project.try(:path), issue_update: issuable_json_path(issuable), labels: (project_labels_path(@project, :json) if @project) } }
+              %button.dropdown-menu-toggle.js-label-select.js-multiselect.js-label-sidebar-dropdown{ type: "button", data: {toggle: "dropdown", default_label: "Labels", field_name: "#{issuable.to_ability_name}[label_names][]", ability_name: issuable.to_ability_name, show_no: "true", show_any: "true", namespace_path: @project.try(:namespace).try(:full_path), project_path: @project.try(:path), issue_update: issuable_json_path(issuable), labels: (labels_filter_path(false) if @project) } }
                 %span.dropdown-toggle-text{ class: ("is-default" if selected_labels.empty?) }
                   = multi_label_name(selected_labels, "Labels")
                 = icon('chevron-down', 'aria-hidden': 'true')