mod/receive.php

   1 <?php
   2
   3 /**
   4  * Diaspora endpoint
   5  */
   6
   7 use Friendica\App;
   8
   9 require_once('include/salmon.php');
  10 require_once('include/crypto.php');
  11 require_once('include/diaspora.php');
  12
  13 function receive_post(App $a) {
  14         $enabled = intval(get_config('system', 'diaspora_enabled'));
  15         if (!$enabled) {
  16                 logger('mod-diaspora: disabled');
  17                 http_status_exit(500);
  18         }
  19
  20         $public = false;
  21
  22         if (($a->argc == 2) && ($a->argv[1] === 'public')) {
  23                 $public = true;
  24         } else {
  25
  26                 if ($a->argc != 3 || $a->argv[1] !== 'users') {
  27                         http_status_exit(500);
  28                 }
  29                 $guid = $a->argv[2];
  30
  31                 $importer = dba::select('user', array(), array('guid' => $guid, 'account_expired' => false, 'account_removed' => false), array('limit' => 1));
  32                 if (!dbm::is_result($importer)) {
  33                         http_status_exit(500);
  34                 }
  35         }
  36
  37         // It is an application/x-www-form-urlencoded
  38
  39         logger('mod-diaspora: receiving post', LOGGER_DEBUG);
  40
  41         $xml = urldecode($_POST['xml']);
  42
  43         if (!$xml) {
  44                 $postdata = file_get_contents("php://input");
  45                 if ($postdata == '') {
  46                         http_status_exit(500);
  47                 }
  48
  49                 logger('mod-diaspora: message is in the new format', LOGGER_DEBUG);
  50                 $msg = Diaspora::decode_raw($importer, $postdata);
  51         } else {
  52                 logger('mod-diaspora: message is in the old format', LOGGER_DEBUG);
  53                 $msg = Diaspora::decode($importer, $xml);
  54         }
  55
  56         logger('mod-diaspora: decoded', LOGGER_DEBUG);
  57
  58         logger('mod-diaspora: decoded msg: ' . print_r($msg, true), LOGGER_DATA);
  59
  60         if (!is_array($msg)) {
  61                 http_status_exit(500);
  62         }
  63
  64         logger('mod-diaspora: dispatching', LOGGER_DEBUG);
  65
  66         $ret = 0;
  67         if ($public) {
  68                 Diaspora::dispatch_public($msg);
  69         } else {
  70                 $ret = Diaspora::dispatch($importer, $msg);
  71         }
  72
  73         http_status_exit(($ret) ? $ret : 200);
  74         // NOTREACHED
  75 }
  76