includes/AjaxDispatcher.php

   1 <?php
   2
   3 require_once( 'AjaxFunctions.php' );
   4
   5 if ( ! $wgUseAjax ) {
   6         die ( -1 );
   7 }
   8
   9 class AjaxDispatcher {
  10         var $mode;
  11         var $func_name;
  12         var $args;
  13
  14         function AjaxDispatcher() {
  15                 global $wgAjaxCachePolicy;
  16
  17                 wfProfileIn( 'AjaxDispatcher::AjaxDispatcher' );
  18
  19                 $wgAjaxCachePolicy = new AjaxCachePolicy();
  20
  21                 $this->mode = "";
  22
  23                 if (! empty($_GET["rs"])) {
  24                         $this->mode = "get";
  25                 }
  26
  27                 if (!empty($_POST["rs"])) {
  28                         $this->mode = "post";
  29                 }
  30
  31                 if ($this->mode == "get") {
  32                         $this->func_name = $_GET["rs"];
  33                         if (! empty($_GET["rsargs"])) {
  34                                 $this->args = $_GET["rsargs"];
  35                         } else {
  36                                 $this->args = array();
  37                         }
  38                 } else {
  39                         $this->func_name = $_POST["rs"];
  40                         if (! empty($_POST["rsargs"])) {
  41                                 $this->args = $_POST["rsargs"];
  42                         } else {
  43                                 $this->args = array();
  44                         }
  45                 }
  46                 wfProfileOut( 'AjaxDispatcher::AjaxDispatcher' );
  47         }
  48
  49         function performAction() {
  50                 global $wgAjaxCachePolicy, $wgAjaxExportList;
  51                 if ( empty( $this->mode ) ) {
  52                         return;
  53                 }
  54                 wfProfileIn( 'AjaxDispatcher::performAction' );
  55
  56                 if (! in_array( $this->func_name, $wgAjaxExportList ) ) {
  57                         echo "-:{$this->func_name} not callable";
  58                 } else {
  59                         echo "+:";
  60                         $result = call_user_func_array($this->func_name, $this->args);
  61                         header( 'Content-Type: text/html; charset=utf-8', true );
  62                         $wgAjaxCachePolicy->writeHeader();
  63                         echo $result;
  64                 }
  65                 wfProfileOut( 'AjaxDispatcher::performAction' );
  66                 exit;
  67         }
  68 }
  69
  70 ?>