Archiving old projects; archived projects aren't shown on dashboard

features for archive projects
abilities for archived project
other abilities for archive projects

only limit commits and merges for archived projects

ability changed to prohibited actions on archived projects

added spec and feature tests for archive projects

changed search bar not to include archived projects

8 files changed, 94 insertions, 16 deletions

diff --git a/app/controllers/dashboard_controller.rb b/app/controllers/dashboard_controller.rb
index 045e5805bd0..aaab4b40c4c 100644
--- a/app/controllers/dashboard_controller.rb
+++ b/app/controllers/dashboard_controller.rb
@@ -73,6 +73,6 @@ class DashboardController < ApplicationController
   protected
 
   def load_projects
-    @projects = current_user.authorized_projects.sorted_by_activity
+    @projects = current_user.authorized_projects.sorted_by_activity.non_archived
   end
 end
diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index 1835671fe98..e1c55e7d913 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -5,7 +5,7 @@ class ProjectsController < ApplicationController
 
   # Authorize
   before_filter :authorize_read_project!, except: [:index, :new, :create]
-  before_filter :authorize_admin_project!, only: [:edit, :update, :destroy, :transfer]
+  before_filter :authorize_admin_project!, only: [:edit, :update, :destroy, :transfer, :archive, :unarchive]
   before_filter :require_non_empty_project, only: [:blob, :tree, :graph]
 
   layout 'navless', only: [:new, :create, :fork]
@@ -116,6 +116,24 @@ class ProjectsController < ApplicationController
     end
   end
 
+  def archive
+    return access_denied! unless can?(current_user, :archive_project, project)
+    project.archive!
+
+    respond_to do |format|
+      format.html { redirect_to @project }
+    end
+  end
+
+  def unarchive
+    return access_denied! unless can?(current_user, :archive_project, project)
+    project.unarchive!
+
+    respond_to do |format|
+      format.html { redirect_to @project }
+    end
+  end
+
   private
 
   def set_title
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index 109acfd192b..f24156e4d85 100644
--- a/app/helpers/search_helper.rb
+++ b/app/helpers/search_helper.rb
@@ -73,14 +73,14 @@ module SearchHelper
 
   # Autocomplete results for the current user's projects
   def projects_autocomplete
-    current_user.authorized_projects.map do |p|
+    current_user.authorized_projects.non_archived.map do |p|
       { label: "project: #{simple_sanitize(p.name_with_namespace)}", url: project_path(p) }
     end
   end
 
   # Autocomplete results for the current user's projects
   def public_projects_autocomplete
-    Project.public_or_internal_only(current_user).map do |p|
+    Project.public_or_internal_only(current_user).non_archived.map do |p|
       { label: "project: #{simple_sanitize(p.name_with_namespace)}", url: project_path(p) }
     end
   end
diff --git a/app/models/ability.rb b/app/models/ability.rb
index 6df56eed5b8..cf925141f2d 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -59,31 +59,35 @@ class Ability
 
       # Rules based on role in project
       if team.masters.include?(user)
-        rules << project_master_rules
+        rules += project_master_rules
 
       elsif team.developers.include?(user)
-        rules << project_dev_rules
+        rules += project_dev_rules
 
       elsif team.reporters.include?(user)
-        rules << project_report_rules
+        rules += project_report_rules
 
       elsif team.guests.include?(user)
-        rules << project_guest_rules
+        rules += project_guest_rules
       end
 
       if project.public? || project.internal?
-        rules << public_project_rules
+        rules += public_project_rules
       end
 
       if project.owner == user || user.admin?
-        rules << project_admin_rules
+        rules += project_admin_rules
       end
 
       if project.group && project.group.has_owner?(user)
-        rules << project_admin_rules
+        rules += project_admin_rules
       end
 
-      rules.flatten
+      if project.archived?
+        rules -= project_archived_rules
+      end
+
+      rules
     end
 
     def public_project_rules
@@ -125,6 +129,16 @@ class Ability
       ]
     end
 
+    def project_archived_rules
+      [
+        :write_merge_request,
+        :push_code,
+        :push_code_to_protected_branches,
+        :modify_merge_request,
+        :admin_merge_request
+      ]
+    end
+
     def project_master_rules
       project_dev_rules + [
         :push_code_to_protected_branches,
@@ -147,7 +161,8 @@ class Ability
         :change_namespace,
         :change_visibility_level,
         :rename_project,
-        :remove_project
+        :remove_project,
+        :archive_project
       ]
     end
 
@@ -160,7 +175,7 @@ class Ability
 
       # Only group owner and administrators can manage group
       if group.has_owner?(user) || user.admin?
-        rules << [
+        rules += [
           :manage_group,
           :manage_namespace
         ]
@@ -174,7 +189,7 @@ class Ability
 
       # Only namespace owner and administrators can manage it
       if namespace.owner == user || user.admin?
-        rules << [
+        rules += [
           :manage_namespace
         ]
       end
diff --git a/app/models/project.rb b/app/models/project.rb
index 506f34ca6b6..d389579b3a1 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -116,6 +116,8 @@ class Project < ActiveRecord::Base
   scope :public_only, -> { where(visibility_level: PUBLIC) }
   scope :public_or_internal_only, ->(user) { where("visibility_level IN (:levels)", levels: user ? [ INTERNAL, PUBLIC ] : [ PUBLIC ]) }
 
+  scope :non_archived, -> { where(archived: false) }
+
   enumerize :issues_tracker, in: (Gitlab.config.issues_tracker.keys).append(:gitlab), default: :gitlab
 
   class << self
@@ -132,7 +134,7 @@ class Project < ActiveRecord::Base
     end
 
     def search query
-      joins(:namespace).where("projects.name LIKE :query OR projects.path LIKE :query OR namespaces.name LIKE :query OR projects.description LIKE :query", query: "%#{query}%")
+      joins(:namespace).where("projects.archived = ?", false).where("projects.name LIKE :query OR projects.path LIKE :query OR namespaces.name LIKE :query OR projects.description LIKE :query", query: "%#{query}%")
     end
 
     def find_with_namespace(id)
@@ -472,4 +474,12 @@ class Project < ActiveRecord::Base
   def visibility_level_field
     visibility_level
   end
+
+  def archive!
+    update_attribute(:archived, true)
+  end
+
+  def unarchive!
+    update_attribute(:archived, false)
+  end
 end
diff --git a/app/views/dashboard/projects.html.haml b/app/views/dashboard/projects.html.haml
index b42bbf58dc4..23d78720881 100644
--- a/app/views/dashboard/projects.html.haml
+++ b/app/views/dashboard/projects.html.haml
@@ -82,6 +82,10 @@
                 = link_to project.forked_from_project.name_with_namespace, project_path(project.forked_from_project)
           .project-info
             .pull-right
+              - if project.archived?
+                %span.label
+                  %i.icon-book
+                  Archived
               - project.labels.each do |label|
                 %span.label.label-info
                   %i.icon-tag
diff --git a/app/views/projects/_home_panel.html.haml b/app/views/projects/_home_panel.html.haml
index 19c150b54fb..ae5deb0b6de 100644
--- a/app/views/projects/_home_panel.html.haml
+++ b/app/views/projects/_home_panel.html.haml
@@ -7,6 +7,10 @@
         %span.visibility-level-label
           = visibility_level_icon(@project.visibility_level)
           = visibility_level_label(@project.visibility_level)
+        - if @project.archived?
+          %span.visibility-level-label
+            %i.icon-book
+            Archived
 
     .span7
       - unless empty_repo
diff --git a/app/views/projects/edit.html.haml b/app/views/projects/edit.html.haml
index 57936cff10f..c56919e792c 100644
--- a/app/views/projects/edit.html.haml
+++ b/app/views/projects/edit.html.haml
@@ -98,6 +98,33 @@
         %i.icon-chevron-down
 
     .js-toggle-visibility-container.hide
+      - if can? current_user, :archive_project, @project
+        .ui-box.ui-box-danger
+          .title
+            - if @project.archived?
+              Unarchive project
+            - else
+              Archive project
+          .ui-box-body
+            - if @project.archived?
+              %p
+                Unarchiving the project will mark its repository as active.
+                %br
+                The project can be committed to.
+                %br
+                %strong Once active this project shows up in the search and on the dashboard.
+              = link_to 'Unarchive', unarchive_project_path(@project), confirm: "Are you sure that you want to unarchive this project?\nWhen this project is unarchived it is active and can be comitted to again.", method: :post, class: "btn btn-remove"
+            - else
+              %p
+                Archiving the project will mark its repository as read-only.
+                %br
+                It is hidden from the dashboard and doesn't show up in searches.
+                %br
+                %strong Archived projects cannot be committed to!
+              = link_to 'Archive', archive_project_path(@project), confirm: "Are you sure that you want to archive this project?\nAn archived project cannot be committed to.", method: :post, class: "btn btn-remove"
+      - else
+        %p.nothing_here_message Only the project owner can archive a project
+
       - if can?(current_user, :change_namespace, @project)
         .ui-box.ui-box-danger
           .title Transfer project