From 2717f9f68e74277379c065d32bd0771976e49c86 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Fri, 11 Dec 2009 16:53:54 +0000
Subject: - use proper unicode cleanup for JSON, fixes #1486356

---
 program/include/rcube_json_output.php |  6 +++---
 program/include/rcube_shared.inc      | 17 ++++++++++++++++-
 program/include/rcube_template.php    |  4 ++--
 3 files changed, 21 insertions(+), 6 deletions(-)

(limited to 'program/include')

diff --git a/program/include/rcube_json_output.php b/program/include/rcube_json_output.php
index cb8a7dbf4..080bab631 100644
--- a/program/include/rcube_json_output.php
+++ b/program/include/rcube_json_output.php
@@ -239,7 +239,7 @@ class rcube_json_output
         if (!empty($this->callbacks))
           $response['callbacks'] = $this->callbacks;
 
-        echo json_encode($response);
+        echo json_serialize($response);
     }
     
     
@@ -251,11 +251,11 @@ class rcube_json_output
     private function get_js_commands()
     {
         $out = '';
-        
+
         foreach ($this->commands as $i => $args) {
             $method = array_shift($args);
             foreach ($args as $i => $arg) {
-                $args[$i] = json_encode($arg);
+                $args[$i] = json_serialize($arg);
             }
 
             $out .= sprintf(
diff --git a/program/include/rcube_shared.inc b/program/include/rcube_shared.inc
index f4c6f7126..547174b8a 100644
--- a/program/include/rcube_shared.inc
+++ b/program/include/rcube_shared.inc
@@ -510,7 +510,7 @@ function rc_utf8_clean($input)
   
   if (!is_string($input) || $input == '')
     return $input;
-  
+
   // iconv/mbstring are much faster (especially with long strings)
   if (function_exists('mb_convert_encoding') && ($res = mb_convert_encoding($input, 'UTF8', 'UTF8')))
     return $res;
@@ -563,6 +563,21 @@ function rc_utf8_clean($input)
   return $out;
 }
 
+
+/**
+ * Convert a variable into a javascript object notation
+ *
+ * @param mixed Input value
+ * @return string Serialized JSON string
+ */
+function json_serialize($input)
+{
+  $input = rc_utf8_clean($input);
+  
+  return json_encode($input);
+}
+
+
 /**
  * Explode quoted string
  * 
diff --git a/program/include/rcube_template.php b/program/include/rcube_template.php
index 19f2d430b..5226f8db8 100755
--- a/program/include/rcube_template.php
+++ b/program/include/rcube_template.php
@@ -414,12 +414,12 @@ class rcube_template extends rcube_html_page
     {
         $out = '';
         if (!$this->framed && !empty($this->js_env)) {
-            $out .= JS_OBJECT_NAME . '.set_env('.json_encode($this->js_env).");\n";
+            $out .= JS_OBJECT_NAME . '.set_env('.json_serialize($this->js_env).");\n";
         }
         foreach ($this->js_commands as $i => $args) {
             $method = array_shift($args);
             foreach ($args as $i => $arg) {
-                $args[$i] = json_encode($arg);
+                $args[$i] = json_serialize($arg);
             }
             $parent = $this->framed || preg_match('/^parent\./', $method);
             $out .= sprintf(
-- 
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