includes/json/FormatJson.php

   1 <?php
   2
   3 if ( !defined( 'MEDIAWIKI' ) ) {
   4         die( 1 );
   5 }
   6
   7 /**
   8  * Simple wrapper for json_econde and json_decode that falls back on Services_JSON class
   9  */
  10 class FormatJson {
  11
  12         // Constants for decode() return types
  13         const AS_OBJECT = true;
  14         const AS_ARRAY = false;
  15
  16         /**
  17          * Turn an array or object into a JSON string
  18          * @param $value Mixed. Array or object to turn into JSON
  19          * @param $isHtml bool ???
  20          * @return <type>
  21          */
  22         public static function encode( $value, $isHtml = false ) {
  23                 // Some versions of PHP have a broken json_encode, see PHP bug
  24                 // 46944. Test encoding an affected character (U+20000) to
  25                 // avoid this.
  26                 if ( !function_exists( 'json_encode' ) || $isHtml || strtolower( json_encode( "\xf0\xa0\x80\x80" ) ) != '\ud840\udc00' ) {
  27                         $json = new Services_JSON();
  28                         return $json->encode( $value, $isHtml );
  29                 } else {
  30                         return json_encode( $value );
  31                 }
  32         }
  33
  34         /**
  35          * Decode some JSON into an array or object
  36          * @param $value String of Json
  37          * @param $assoc bool One of AS_OBJECT or AS_ARRAY to specify return type
  38          * @return Array or Object
  39          */
  40         public static function decode( $value, $assoc = false ) {
  41                 if ( !function_exists( 'json_decode' ) ) {
  42                         $json = new Services_JSON();
  43                         $jsonDec = $json->decode( $value );
  44                         if( $assoc ) {
  45                                 $jsonDec = wfObjectToArray( $jsonDec );
  46                         }
  47                         return $jsonDec;
  48                 } else {
  49                         return json_decode( $value, $assoc );
  50                 }
  51         }
  52 }