Adds visibility condition on parent project in API.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@6204 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/project.rb

@@ -118,6 +118,11 @@ class Project < ActiveRecord::Base
     visible(user).find(:all, :limit => count, :order => "created_on DESC")	
   end	
 
+  # Returns true if the project is visible to +user+ or to the current user.
+  def visible?(user=User.current)
+    user.allowed_to?(:view_project, self)
+  end
+  
   def self.visible_by(user=nil)
     ActiveSupport::Deprecation.warn "Project.visible_by is deprecated and will be removed in Redmine 1.3.0. Use Project.visible_condition instead."
     visible_condition(user || User.current)

app/views/projects/index.api.rsb

@@ -5,7 +5,7 @@ api.array :projects, api_meta(:total_count => @project_count, :offset => @offset
       api.name        project.name
       api.identifier  project.identifier
       api.description project.description
-      api.parent(:id => project.parent_id, :name => project.parent.name) unless project.parent.nil?
+      api.parent(:id => project.parent.id, :name => project.parent.name) if project.parent && project.parent.visible?
       
       render_api_custom_values project.visible_custom_field_values, api
       

app/views/projects/show.api.rsb

@@ -4,7 +4,7 @@ api.project do
   api.identifier  @project.identifier
   api.description @project.description
   api.homepage    @project.homepage
-  api.parent(:id => @project.parent_id, :name => @project.parent.name) unless @project.parent.nil?
+  api.parent(:id => @project.parent.id, :name => @project.parent.name) if @project.parent && @project.parent.visible?
   
   render_api_custom_values @project.visible_custom_field_values, api