Fixed that 200 API responses have a body containing one space (#11388).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9975 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/application_controller.rb

@@ -520,6 +520,12 @@ class ApplicationController < ActionController::Base
     render_error "An error occurred while executing the query and has been logged. Please report this error to your Redmine administrator."
   end
 
+  # Renders a 200 response for successfull updates or deletions via the API
+  def render_api_ok
+    # head :ok would return a response body with one space
+    render :text => '', :status => :ok, :layout => nil
+  end
+
   # Renders API response on validation failure
   def render_validation_errors(objects)
     if objects.is_a?(Array)

app/controllers/groups_controller.rb

@@ -72,7 +72,7 @@ class GroupsController < ApplicationController
       if @group.save
         flash[:notice] = l(:notice_successful_update)
         format.html { redirect_to(groups_path) }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       else
         format.html { render :action => "edit" }
         format.api  { render_validation_errors(@group) }
@@ -85,7 +85,7 @@ class GroupsController < ApplicationController
 
     respond_to do |format|
       format.html { redirect_to(groups_url) }
-      format.api  { head :ok }
+      format.api  { render_api_ok }
     end
   end
 
@@ -100,7 +100,7 @@ class GroupsController < ApplicationController
           users.each {|user| page.visual_effect(:highlight, "user-#{user.id}") }
         }
       }
-      format.api { head :ok }
+      format.api { render_api_ok }
     end
   end
 
@@ -109,7 +109,7 @@ class GroupsController < ApplicationController
     respond_to do |format|
       format.html { redirect_to :controller => 'groups', :action => 'edit', :id => @group, :tab => 'users' }
       format.js { render(:update) {|page| page.replace_html "tab-content-users", :partial => 'groups/users'} }
-      format.api { head :ok }
+      format.api { render_api_ok }
     end
   end
 

app/controllers/issue_categories_controller.rb

@@ -98,7 +98,7 @@ class IssueCategoriesController < ApplicationController
           flash[:notice] = l(:notice_successful_update)
           redirect_to :controller => 'projects', :action => 'settings', :tab => 'categories', :id => @project
         }
-        format.api { head :ok }
+        format.api { render_api_ok }
       end
     else
       respond_to do |format|
@@ -118,7 +118,7 @@ class IssueCategoriesController < ApplicationController
       @category.destroy(reassign_to)
       respond_to do |format|
         format.html { redirect_to :controller => 'projects', :action => 'settings', :id => @project, :tab => 'categories' }
-        format.api { head :ok }
+        format.api { render_api_ok }
       end
       return
     end

app/controllers/issue_relations_controller.rb

@@ -76,7 +76,7 @@ class IssueRelationsController < ApplicationController
     respond_to do |format|
       format.html { redirect_to issue_path } # TODO : does this really work since @issue is always nil? What is it useful to?
       format.js   { render(:update) {|page| page.remove "relation-#{@relation.id}"} }
-      format.api  { head :ok }
+      format.api  { render_api_ok }
     end
   end
 

app/controllers/issues_controller.rb

@@ -197,7 +197,7 @@ class IssuesController < ApplicationController
 
       respond_to do |format|
         format.html { redirect_back_or_default({:action => 'show', :id => @issue}) }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       end
     else
       respond_to do |format|
@@ -307,7 +307,7 @@ class IssuesController < ApplicationController
     end
     respond_to do |format|
       format.html { redirect_back_or_default(:action => 'index', :project_id => @project) }
-      format.api  { head :ok }
+      format.api  { render_api_ok }
     end
   end
 

app/controllers/members_controller.rb

@@ -107,7 +107,7 @@ class MembersController < ApplicationController
       }
       format.api {
         if saved
-          head :ok
+          render_api_ok
         else
           render_validation_errors(@member)
         end
@@ -128,7 +128,7 @@ class MembersController < ApplicationController
       }
       format.api {
         if @member.destroyed?
-          head :ok
+          render_api_ok
         else
           head :unprocessable_entity
         end

app/controllers/projects_controller.rb

@@ -191,7 +191,7 @@ class ProjectsController < ApplicationController
           flash[:notice] = l(:notice_successful_update)
           redirect_to :action => 'settings', :id => @project
         }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       end
     else
       respond_to do |format|
@@ -241,7 +241,7 @@ class ProjectsController < ApplicationController
       @project_to_destroy.destroy
       respond_to do |format|
         format.html { redirect_to :controller => 'admin', :action => 'projects' }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       end
     end
     # hide project in layout

app/controllers/timelog_controller.rb

@@ -171,7 +171,7 @@ class TimelogController < ApplicationController
           flash[:notice] = l(:notice_successful_update)
           redirect_back_or_default :action => 'index', :project_id => @time_entry.project
         }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       end
     else
       respond_to do |format|
@@ -223,7 +223,7 @@ class TimelogController < ApplicationController
       }
       format.api  {
         if destroyed
-          head :ok
+          render_api_ok
         else
           render_validation_errors(@time_entries)
         end

app/controllers/users_controller.rb

@@ -156,7 +156,7 @@ class UsersController < ApplicationController
           flash[:notice] = l(:notice_successful_update)
           redirect_to_referer_or edit_user_path(@user)
         }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       end
     else
       @auth_sources = AuthSource.find(:all)
@@ -175,7 +175,7 @@ class UsersController < ApplicationController
     @user.destroy
     respond_to do |format|
       format.html { redirect_to_referer_or(users_url) }
-      format.api  { head :ok }
+      format.api  { render_api_ok }
     end
   end
 

app/controllers/versions_controller.rb

@@ -144,7 +144,7 @@ class VersionsController < ApplicationController
             flash[:notice] = l(:notice_successful_update)
             redirect_back_or_default :controller => 'projects', :action => 'settings', :tab => 'versions', :id => @project
           }
-          format.api  { head :ok }
+          format.api  { render_api_ok }
         end
       else
         respond_to do |format|
@@ -167,7 +167,7 @@ class VersionsController < ApplicationController
       @version.destroy
       respond_to do |format|
         format.html { redirect_back_or_default :controller => 'projects', :action => 'settings', :tab => 'versions', :id => @project }
-        format.api  { head :ok }
+        format.api  { render_api_ok }
       end
     else
       respond_to do |format|