jappixmini: include jappix source

[friendica-addons.git] / jappixmini / jappix / php / bosh.php

diff --git a/jappixmini/jappix/php/bosh.php b/jappixmini/jappix/php/bosh.php
new file mode 100644 (file)
index 0000000..4914d06
--- /dev/null
+++ b/jappixmini/jappix/php/bosh.php
@@ -0,0 +1,167 @@
+<?php
+
+/*
+
+Jappix - An open social platform
+This is the PHP BOSH proxy
+
+-------------------------------------------------
+
+License: AGPL
+Author: Vanaryon
+Last revision: 15/01/12
+
+*/
+
+// PHP base
+define('JAPPIX_BASE', '..');
+
+// Get the configuration
+require_once('./functions.php');
+require_once('./read-main.php');
+require_once('./read-hosts.php');
+
+// Optimize the page rendering
+hideErrors();
+compressThis();
+
+// Not allowed?
+if(!BOSHProxy()) {
+       header('Status: 403 Forbidden', true, 403);
+       exit('HTTP/1.1 403 Forbidden');
+}
+
+// OPTIONS method?
+if($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {
+       // CORS headers
+       header('Access-Control-Allow-Origin: *');
+       header('Access-Control-Allow-Methods: GET, POST, OPTIONS');
+       header('Access-Control-Allow-Headers: Content-Type');
+       header('Access-Control-Max-Age: 31536000');
+       
+       exit;
+}
+
+// Read POST content
+$data = file_get_contents('php://input');
+
+// POST method?
+if($data) {
+       // CORS headers
+       header('Access-Control-Allow-Origin: *');
+       header('Access-Control-Allow-Headers: Content-Type');
+       
+       $method = 'POST';
+}
+
+// GET method?
+else if(isset($_GET['data']) && $_GET['data'] && isset($_GET['callback']) && $_GET['callback']) {
+       $method = 'GET';
+       $data = $_GET['data'];
+       $callback = $_GET['callback'];
+}
+
+// Invalid method?
+else {
+       header('Status: 400 Bad Request', true, 400);
+       exit('HTTP/1.1 400 Bad Request');
+}
+
+// HTTP headers
+$headers = array('User-Agent: Jappix (BOSH PHP Proxy)', 'Connection: close', 'Content-Type: text/xml; charset=utf-8', 'Content-Length: '.strlen($data));
+
+// CURL is better if available
+if(function_exists('curl_init'))
+       $use_curl = true;
+else
+       $use_curl = false;
+
+// CURL stream functions
+if($use_curl) {
+       // Initialize CURL
+       $connection = curl_init(HOST_BOSH);
+       
+       // Set the CURL settings
+       curl_setopt($connection, CURLOPT_HEADER, 0);
+       curl_setopt($connection, CURLOPT_POST, 1);
+       curl_setopt($connection, CURLOPT_POSTFIELDS, $data);
+       curl_setopt($connection, CURLOPT_FOLLOWLOCATION, true);
+       curl_setopt($connection, CURLOPT_HTTPHEADER, $headers);
+       curl_setopt($connection, CURLOPT_VERBOSE, 0);
+       curl_setopt($connection, CURLOPT_CONNECTTIMEOUT, 30);
+       curl_setopt($connection, CURLOPT_TIMEOUT, 30);
+       curl_setopt($connection, CURLOPT_SSL_VERIFYHOST, 0);
+       curl_setopt($connection, CURLOPT_SSL_VERIFYPEER, 0);
+       curl_setopt($connection, CURLOPT_RETURNTRANSFER, 1);
+       
+       // Get the CURL output
+       $output = curl_exec($connection);
+}
+
+// Built-in stream functions
+else {
+       // HTTP parameters
+       $parameters = array('http' => array(
+                                       'method' => 'POST',
+                                       'content' => $data
+                                     )
+                     );
+
+       $parameters['http']['header'] = $headers;
+
+       // Change default timeout
+       ini_set('default_socket_timeout', 30);
+
+       // Create the connection
+       $stream = @stream_context_create($parameters);
+       $connection = @fopen(HOST_BOSH, 'rb', false, $stream);
+
+       // Failed to connect!
+       if($connection == false) {
+               header('Status: 502 Proxy Error', true, 502);
+               exit('HTTP/1.1 502 Proxy Error');
+       }
+
+       // Allow stream blocking to handle incoming BOSH data
+       @stream_set_blocking($connection, true);
+
+       // Get the output content
+       $output = @stream_get_contents($connection);
+}
+
+// Cache headers
+header('Cache-Control: no-cache, must-revalidate');
+header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
+
+// POST output
+if($method == 'POST') {
+       // XML header
+       header('Content-Type: text/xml; charset=utf-8');
+       
+       if(!$output)
+               echo('<body xmlns=\'http://jabber.org/protocol/httpbind\' type=\'terminate\'/>');
+       else
+               echo($output);
+}
+
+// GET output
+if($method == 'GET') {
+       // JSON header
+       header('Content-type: application/json');
+       
+       // Encode output to JSON
+       $json_output = json_encode($output);
+       
+       if(($output == false) || ($output == '') || ($json_output == 'null'))
+               echo($callback.'({"reply":"<body xmlns=\'http:\/\/jabber.org\/protocol\/httpbind\' type=\'terminate\'\/>"});');
+       else
+               echo($callback.'({"reply":'.$json_output.'});');
+}
+
+// Close the connection
+if($use_curl)
+       curl_close($connection);
+else
+       @fclose($connection);
+
+?>