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
  15         $enabled = intval(get_config('system','diaspora_enabled'));
  16         if(! $enabled) {
  17                 logger('mod-diaspora: disabled');
  18                 http_status_exit(500);
  19         }
  20
  21         $public = false;
  22
  23         if(($a->argc == 2) && ($a->argv[1] === 'public')) {
  24                 $public = true;
  25         }
  26         else {
  27
  28                 if($a->argc != 3 || $a->argv[1] !== 'users')
  29                         http_status_exit(500);
  30
  31                 $guid = $a->argv[2];
  32
  33                 $r = q("SELECT * FROM `user` WHERE `guid` = '%s' AND `account_expired` = 0 AND `account_removed` = 0 LIMIT 1",
  34                         dbesc($guid)
  35                 );
  36                 if (! dbm::is_result($r)) {
  37                         http_status_exit(500);
  38                 }
  39
  40                 $importer = $r[0];
  41         }
  42
  43         // It is an application/x-www-form-urlencoded
  44
  45         logger('mod-diaspora: receiving post', LOGGER_DEBUG);
  46
  47         $xml = urldecode($_POST['xml']);
  48
  49         logger('mod-diaspora: new salmon ' . $xml, LOGGER_DATA);
  50
  51         if(! $xml)
  52                 http_status_exit(500);
  53
  54         logger('mod-diaspora: message is okay', LOGGER_DEBUG);
  55
  56         $msg = Diaspora::decode($importer,$xml);
  57
  58         logger('mod-diaspora: decoded', LOGGER_DEBUG);
  59
  60         logger('mod-diaspora: decoded msg: ' . print_r($msg,true), LOGGER_DATA);
  61
  62         if(! is_array($msg))
  63                 http_status_exit(500);
  64
  65         logger('mod-diaspora: dispatching', LOGGER_DEBUG);
  66
  67         $ret = 0;
  68         if($public) {
  69                 Diaspora::dispatch_public($msg);
  70         } else {
  71                 $ret = Diaspora::dispatch($importer,$msg);
  72         }
  73
  74         http_status_exit(($ret) ? $ret : 200);
  75         // NOTREACHED
  76 }
  77