From 6066619818be9cba547de371cfcaeceaa9d94f25 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Mon, 23 Mar 2015 13:54:31 -0400
Subject: [PATCH] Allow help plugin to append a link to the error page for more information about CSRF protection

---
 plugins/help/help.php |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/plugins/help/help.php b/plugins/help/help.php
index d71cd0e..5387c9f 100644
--- a/plugins/help/help.php
+++ b/plugins/help/help.php
@@ -34,6 +34,7 @@
         $this->register_action('license', array($this, 'action'));
 
         $this->add_hook('startup', array($this, 'startup'));
+        $this->add_hook('error_page', array($this, 'error_page'));
     }
 
     function startup($args)
@@ -140,6 +141,16 @@
         return $rcmail->output->frame($attrib);
     }
 
+    function error_page($args)
+    {
+        $rcmail = rcmail::get_instance();
+
+        if ($args['code'] == 403 && $rcmail->request_status == rcube::REQUEST_ERROR_URL && ($url = $rcmail->config->get('help_csrf_info'))) {
+            $args['text'] .= '<p>' . html::a(array('href' => $url, 'target' => '_blank'), $this->gettext('csrfinfo')) . '</p>';
+        }
+
+        return $args;
+    }
 
     private function resolve_language($path)
     {

--
Gitblit v1.9.1