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<?php
/*
Jappix - An open social platform
This is the Register API
-------------------------------------------------
License: AGPL
Author: Valérian Saliou
*/
// PHP base
define('JAPPIX_BASE', '..');
// Start PHP session (for CAPTCHA check)
session_start();
// Get captcha
$session_captcha = isset($_SESSION['captcha']) ? $_SESSION['captcha'] : null;
// Remove CAPTCHA
if(isset($_SESSION['captcha'])) {
unset($_SESSION['captcha']);
}
// Close the session
session_write_close();
// Get the configuration
require_once('./functions.php');
require_once('./read-main.php');
require_once('./read-hosts.php');
// Prepare application
enableErrorSink();
hideErrors();
compressThis();
// Headers
header('Content-Type: text/xml');
// API vars
$xml_output = null;
$error = false;
$error_reason = '';
// Get POST data
$query_id = isset($_POST['id']) ? trim($_POST['id']) : 'none';
// Not enabled?
if(REGISTER_API == 'on') {
// Get POST data
$username = isset($_POST['username']) ? trim($_POST['username']) : null;
$password = isset($_POST['password']) ? trim($_POST['password']) : null;
$domain = isset($_POST['domain']) ? trim($_POST['domain']) : null;
$captcha = isset($_POST['captcha']) ? trim($_POST['captcha']) : null;
// Enough data?
if(!$username || !$password || !$domain || !$captcha) {
$error = true;
if(!$username) {
$error_reason = 'Username POST Field Missing';
} else if(!$password) {
$error_reason = 'Password POST Field Missing';
} else if(!$domain) {
$error_reason = 'Domain POST Field Missing';
} else if(!$captcha) {
$error_reason = 'CAPTCHA POST Field Missing';
} else {
$error_reason = 'POST Field Missing';
}
} else if($domain != HOST_MAIN) {
$error = true;
$error_reason = 'Domain Not Allowed';
} else if($session_captcha == null) {
$error = true;
$error_reason = 'CAPTCHA Session Missing';
} else if(strtolower(trim($captcha)) != strtolower(trim($session_captcha))) {
$error = true;
$error_reason = 'CAPTCHA Not Matching';
} else {
// Fixes escapeshellarg() with UTF-8 chars
setlocale(LC_CTYPE, 'en_US.UTF-8');
// Which command to execute?
$command_str = null;
if(XMPPD == 'metronome') {
$xmppd_ctl = XMPPD_CTL ? XMPPD_CTL : 'metronomectl';
// Command string
$command_str = 'sudo '.$xmppd_ctl.' adduser '.escapeshellarg($username.'@'.$domain).' '.escapeshellarg($password);
} else if(XMPPD == 'ejabberd') {
$xmppd_ctl = XMPPD_CTL ? XMPPD_CTL : 'ejabberdctl';
// Command string
$command_str = 'sudo '.$xmppd_ctl.' register '.escapeshellarg($username).' '.escapeshellarg($domain).' '.escapeshellarg($password);
} else {
$error = true;
$error_reason = 'Unsupported XMPP Daemon';
}
// Execute command
if($command_str) {
// Here we go!
$command_output = array();
exec($command_str, $command_output);
// Check if user could be registered
$command_return = 0;
foreach($command_output as $command_line) {
if(((XMPPD == 'metronome') && preg_match('/User successfully added/i', $command_line)) || ((XMPPD == 'ejabberd') && preg_match('/User (.+) successfully registered/i', $command_line))) {
$command_return = 1;
break;
}
if(((XMPPD == 'metronome') && preg_match('/User already exists/i', $command_line)) || ((XMPPD == 'ejabberd') && preg_match('/User (.+) already registered/i', $command_line))) {
$command_return = 2;
break;
}
}
// Check for errors
if($command_return != 1) {
$error = true;
if($command_return == 2) {
$error_reason = 'Username Unavailable';
} else {
$error_reason = 'Server Error';
}
}
} else {
$error = true;
$error_reason = 'No Command To Execute';
}
}
} else {
$error = true;
$error_reason = 'API Disabled';
}
// Generate the response
$status_code = '1';
$status_message = 'Success';
if($error) {
$status_code = '0';
$status_message = 'Server error';
if($error_reason) {
$status_message = $error_reason;
}
}
$api_response = '<jappix xmlns="jappix:account:register">';
$api_response .= '<query id="'.htmlEntities($query_id, ENT_QUOTES).'">';
$api_response .= '<status>'.htmlspecialchars($status_code).'</status>';
$api_response .= '<message>'.htmlspecialchars($status_message).'</message>';
$api_response .= '</query>';
if($xml_output) {
$api_response .= '<data>';
$api_response .= $xml_output;
$api_response .= '</data>';
}
$api_response .= '</jappix>';
exit($api_response);
?>
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