REST API: custom fields definition (#11159).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@12165 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/custom_fields_controller.rb

@@ -21,10 +21,18 @@ class CustomFieldsController < ApplicationController
   before_filter :require_admin
   before_filter :build_new_custom_field, :only => [:new, :create]
   before_filter :find_custom_field, :only => [:edit, :update, :destroy]
+  accept_api_auth :index
 
   def index
-    @custom_fields_by_type = CustomField.all.group_by {|f| f.class.name }
-    @tab = params[:tab] || 'IssueCustomField'
+    respond_to do |format|
+      format.html {
+        @custom_fields_by_type = CustomField.all.group_by {|f| f.class.name }
+        @tab = params[:tab] || 'IssueCustomField'
+      }
+      format.api {
+        @custom_fields = CustomField.all
+      }
+    end
   end
 
   def new

app/models/custom_field.rb

@@ -123,8 +123,10 @@ class CustomField < ActiveRecord::Base
         values.each do |value|
           value.force_encoding('UTF-8') if value.respond_to?(:force_encoding)
         end
+        values
+      else
+        []
       end
-      values || []
     end
   end
 
@@ -301,7 +303,7 @@ class CustomField < ActiveRecord::Base
 
   def self.customized_class
     self.name =~ /^(.+)CustomField$/
-    begin; $1.constantize; rescue nil; end
+    $1.constantize rescue nil
   end
 
   # to move in project_custom_field

app/views/custom_fields/index.api.rsb

@@ -0,0 +1,42 @@
+api.array :custom_fields do
+  @custom_fields.each do |field|
+    api.custom_field do
+      api.id                field.id
+      api.name              field.name
+      api.customized_type   field.class.customized_class.name.underscore if field.class.customized_class
+      api.field_format      field.field_format
+      api.regexp            field.regexp
+      api.min_length        (field.min_length == 0 ? nil : field.min_length)
+      api.max_length        (field.max_length == 0 ? nil : field.max_length)
+      api.is_required       field.is_required?
+      api.is_filter         field.is_filter?
+      api.searchable        field.searchable
+      api.multiple          field.multiple?
+      api.default_value     field.default_value
+      api.visible           field.visible?
+
+      if field.field_format == 'list'
+        api.array :possible_values do
+          field.possible_values.each do |v|
+            api.possible_value do
+              api.value v
+            end
+          end
+        end
+      end
+
+      if field.is_a?(IssueCustomField)
+        api.trackers do
+          field.trackers.each do |tracker|
+            api.tracker :id => tracker.id, :name => tracker.name
+          end
+        end
+        api.roles do
+          field.roles.each do |role|
+            api.role :id => role.id, :name => role.name
+          end
+        end
+      end
+    end
+  end
+end