Adds a simple API for listing roles (#9725).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@8799 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/roles_controller.rb

@@ -18,13 +18,21 @@
 class RolesController < ApplicationController
   layout 'admin'
 
-  before_filter :require_admin
+  before_filter :require_admin, :except => :index
+  before_filter :require_admin_or_api_request, :only => :index
   before_filter :find_role, :only => [:edit, :update, :destroy]
-
+  accept_api_auth :index
 
   def index
-    @role_pages, @roles = paginate :roles, :per_page => 25, :order => 'builtin, position'
-    render :action => "index", :layout => false if request.xhr?
+    respond_to do |format|
+      format.html {
+        @role_pages, @roles = paginate :roles, :per_page => 25, :order => 'builtin, position'
+        render :action => "index", :layout => false if request.xhr?
+      }
+      format.api {
+        @roles = Role.givable.all
+      }
+    end
   end
 
   def new

app/views/roles/index.api.rsb

@@ -0,0 +1,8 @@
+api.array :roles do
+  @roles.each do |role|
+    api.role do
+      api.id role.id
+      api.name role.name
+    end
+  end
+end

test/integration/api_test/roles_test.rb

@@ -0,0 +1,69 @@
+# Redmine - project management software
+# Copyright (C) 2006-2012  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+require File.expand_path('../../../test_helper', __FILE__)
+
+class ApiTest::RolesTest < ActionController::IntegrationTest
+  fixtures :roles
+
+  def setup
+    Setting.rest_api_enabled = '1'
+  end
+
+  context "/roles" do
+    context "GET" do
+      context "xml" do
+        should "return the roles" do
+          get '/roles.xml'
+
+          assert_response :success
+          assert_equal 'application/xml', @response.content_type
+          assert_equal 3, assigns(:roles).size
+
+          assert_tag :tag => 'roles',
+            :attributes => {:type => 'array'},
+            :child => {
+              :tag => 'role',
+              :child => {
+                :tag => 'id',
+                :content => '2',
+                :sibling => {
+                  :tag => 'name',
+                  :content => 'Developer'
+                }
+              }
+            }
+        end
+      end
+
+      context "json" do
+        should "return the roles" do
+          get '/roles.json'
+
+          assert_response :success
+          assert_equal 'application/json', @response.content_type
+          assert_equal 3, assigns(:roles).size
+
+          json = ActiveSupport::JSON.decode(response.body)
+          assert_kind_of Hash, json
+          assert_kind_of Array, json['roles']
+          assert_include({'id' => 2, 'name' => 'Developer'}, json['roles'])
+        end
+      end
+    end
+  end
+end

test/integration/routing/roles_test.rb

@@ -23,6 +23,10 @@ class RoutingRolesTest < ActionController::IntegrationTest
         { :method => 'get', :path => "/roles" },
         { :controller => 'roles', :action => 'index' }
       )
+    assert_routing(
+        { :method => 'get', :path => "/roles.xml" },
+        { :controller => 'roles', :action => 'index', :format => 'xml' }
+      )
     assert_routing(
         { :method => 'get', :path => "/roles/new" },
         { :controller => 'roles', :action => 'new' }