examples/direct/php/router.php

   1 <?php\r
   2 require('config.php');\r
   3 \r
   4 class BogusAction {\r
   5         public $action;\r
   6         public $method;\r
   7         public $data;\r
   8         public $tid;\r
   9 }\r
  10 \r
  11 $isForm = false;\r
  12 $isUpload = false;\r
  13 if(isset($HTTP_RAW_POST_DATA)){\r
  14         header('Content-Type: text/javascript');\r
  15         $data = json_decode($HTTP_RAW_POST_DATA);\r
  16 }else if(isset($_POST['extAction'])){ // form post\r
  17         $isForm = true;\r
  18         $isUpload = $_POST['extUpload'] == 'true';\r
  19         $data = new BogusAction();\r
  20         $data->action = $_POST['extAction'];\r
  21         $data->method = $_POST['extMethod'];\r
  22     $data->tid = isset($_POST['extTID']) ? $_POST['extTID'] : null; // not set for upload\r
  23         $data->data = array($_POST, $_FILES);\r
  24 }else{\r
  25         die('Invalid request.');\r
  26 }\r
  27 \r
  28 function doRpc($cdata){\r
  29     global $API;\r
  30         try {\r
  31                 if(!isset($API[$cdata->action])){\r
  32                         throw new Exception('Call to undefined action: ' . $cdata->action);\r
  33                 }\r
  34 \r
  35                 $action = $cdata->action;\r
  36                 $a = $API[$action];\r
  37 \r
  38                 doAroundCalls($a['before'], $cdata);\r
  39 \r
  40                 $method = $cdata->method;\r
  41                 $mdef = $a['methods'][$method];\r
  42                 if(!$mdef){\r
  43                         throw new Exception("Call to undefined method: $method on action $action");\r
  44                 }\r
  45                 doAroundCalls($mdef['before'], $cdata);\r
  46 \r
  47                 $r = array(\r
  48                         'type'=>'rpc',\r
  49                         'tid'=>$cdata->tid,\r
  50                         'action'=>$action,\r
  51                         'method'=>$method\r
  52                 );\r
  53 \r
  54                 require_once("classes/$action.php");\r
  55                 $o = new $action();\r
  56 \r
  57                 $params = isset($cdata->data) && is_array($cdata->data) ? $cdata->data : array();\r
  58 \r
  59                 $r['result'] = call_user_func_array(array($o, $method), $params);\r
  60 \r
  61                 doAroundCalls($mdef['after'], $cdata, $r);\r
  62                 doAroundCalls($a['after'], $cdata, $r);\r
  63         }\r
  64         catch(Exception $e){\r
  65                 $r['type'] = 'exception';\r
  66                 $r['message'] = $e->getMessage();\r
  67                 $r['where'] = $e->getTraceAsString();\r
  68         }\r
  69         return $r;\r
  70 }\r
  71 \r
  72 \r
  73 function doAroundCalls(&$fns, &$cdata, &$returnData=null){\r
  74         if(!$fns){\r
  75                 return;\r
  76         }\r
  77         if(is_array($fns)){\r
  78                 foreach($fns as $f){\r
  79                         $f($cdata, $returnData);\r
  80                 }\r
  81         }else{\r
  82                 $fns($cdata, $returnData);\r
  83         }\r
  84 }\r
  85 \r
  86 $response = null;\r
  87 if(is_array($data)){\r
  88         $response = array();\r
  89         foreach($data as $d){\r
  90                 $response[] = doRpc($d);\r
  91         }\r
  92 }else{\r
  93         $response = doRpc($data);\r
  94 }\r
  95 if($isForm && $isUpload){\r
  96         echo '<html><body><textarea>';\r
  97         echo json_encode($response);\r
  98         echo '</textarea></body></html>';\r
  99 }else{\r
 100         echo json_encode($response);\r
 101 }\r