Replaces the obsolete robots.txt with a cached action (#2491).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2319 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/projects_controller.rb

@@ -29,6 +29,12 @@ class ProjectsController < ApplicationController
   before_filter :require_admin, :only => [ :add, :archive, :unarchive, :destroy ]
   accept_key_auth :activity
   
+  after_filter :only => [:add, :edit, :archive, :unarchive, :destroy] do |controller|
+    if controller.request.post?
+      controller.send :expire_action, :controller => 'welcome', :action => 'robots.txt'
+    end
+  end
+  
   helper :sort
   include SortHelper
   helper :custom_fields

app/controllers/welcome_controller.rb

@@ -16,9 +16,15 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 class WelcomeController < ApplicationController
+  caches_action :robots
 
   def index
     @news = News.latest User.current
     @projects = Project.latest User.current
   end
+  
+  def robots
+    @projects = Project.public.active
+    render :layout => false, :content_type => 'text/plain'
+  end
 end

app/models/project.rb

@@ -67,6 +67,7 @@ class Project < ActiveRecord::Base
 
   named_scope :has_module, lambda { |mod| { :conditions => ["#{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name=?)", mod.to_s] } }
   named_scope :active, { :conditions => "#{Project.table_name}.status = #{STATUS_ACTIVE}"}
+  named_scope :public, { :conditions => { :is_public => true } }
   named_scope :visible, lambda { { :conditions => Project.visible_by(User.current) } }
   
   def identifier=(identifier)

app/views/welcome/robots.rhtml

@@ -0,0 +1,9 @@
+User-agent: *
+<% @projects.each do |p| -%>
+Disallow: /projects/<%= p.to_param %>/repository
+Disallow: /projects/<%= p.to_param %>/issues
+Disallow: /projects/<%= p.to_param %>/activity
+<% end -%>
+Disallow: /issues/gantt
+Disallow: /issues/calendar
+Disallow: /activity

config/routes.rb

@@ -250,4 +250,5 @@ ActionController::Routing::Routes.draw do |map|
  
   # Install the default route as the lowest priority.
   map.connect ':controller/:action/:id'
+  map.connect 'robots.txt', :controller => 'welcome', :action => 'robots'
 end

public/robots.txt

@@ -1,4 +0,0 @@
-User-agent: *
-Disallow: /projects/gantt
-Disallow: /projects/calendar
-Disallow: /repositories/diff

test/functional/welcome_controller_test.rb

@@ -60,4 +60,11 @@ class WelcomeControllerTest < Test::Unit::TestCase
     get :index
     assert_equal :fr, @controller.current_language
   end
+  
+  def test_robots
+    get :robots
+    assert_response :success
+    assert_equal 'text/plain', @response.content_type
+    assert @response.body.match(%r{^Disallow: /projects/ecookbook/issues$})
+  end
 end