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<?php
/**
* This software is governed by the CeCILL-B license. If a copy of this license
* is not distributed with this file, you can obtain one at
* http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.txt
*
* Authors of STUdS (initial project): Guilhem BORGHESI (borghesi@unistra.fr) and Raphaël DROZ
* Authors of Framadate/OpenSondate: Framasoft (https://github.com/framasoft)
*
* =============================
*
* Ce logiciel est régi par la licence CeCILL-B. Si une copie de cette licence
* ne se trouve pas avec ce fichier vous pouvez l'obtenir sur
* http://www.cecill.info/licences/Licence_CeCILL-B_V1-fr.txt
*
* Auteurs de STUdS (projet initial) : Guilhem BORGHESI (borghesi@unistra.fr) et Raphaël DROZ
* Auteurs de Framadate/OpenSondage : Framasoft (https://github.com/framasoft)
*/
namespace Framadate;
public static function get_server_name() {
$scheme = ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https')) ? 'https' : 'http';
$port = in_array($_SERVER['SERVER_PORT'], [80, 443]) ? '' : ':' . $_SERVER['SERVER_PORT'];
$dirname = dirname($_SERVER['SCRIPT_NAME']);
$dirname = $dirname === '\\' ? '/' : $dirname . '/';
$dirname = str_replace('/admin', '', $dirname);
$server_name = (defined('APP_URL') ? APP_URL : $_SERVER['SERVER_NAME']) . $port . $dirname;
return $scheme . '://' . preg_replace('#//+#', '/', $server_name);
/**
* @param string $title
* @deprecated
*/
public static function print_header($title = '') {
echo '<!DOCTYPE html>
echo '<title>' . stripslashes($title) . ' - ' . NOMAPPLICATION . '</title>';
} else {
echo '<title>' . NOMAPPLICATION . '</title>';
<link rel="stylesheet" href="' . self::get_server_name() . 'css/bootstrap.min.css" />
<link rel="stylesheet" href="' . self::get_server_name() . 'css/datepicker3.css" />
<link rel="stylesheet" href="' . self::get_server_name() . 'css/style.css" />
<link rel="stylesheet" href="' . self::get_server_name() . 'css/frama.css" />
<link rel="stylesheet" href="' . self::get_server_name() . 'css/print.css" media="print" />
<script type="text/javascript" src="' . self::get_server_name() . 'js/jquery-1.11.1.min.js"></script>
<script type="text/javascript" src="' . self::get_server_name() . 'js/bootstrap.min.js"></script>
<script type="text/javascript" src="' . self::get_server_name() . 'js/bootstrap-datepicker.js"></script>';
if ('en' != $locale) {
echo '
<script type="text/javascript" src="' . self::get_server_name() . 'js/locales/bootstrap-datepicker.' . $locale . '.js"></script>';
}
echo '
<script type="text/javascript" src="' . self::get_server_name() . 'js/core.js"></script>';
if (is_file($_SERVER['DOCUMENT_ROOT'] . "/nav/nav.js")) {
echo '<script src="/nav/nav.js" id="nav_js" type="text/javascript" charset="utf-8"></script><!-- /Framanav -->';
}
echo '
</head>
<body>
* Function allowing to generate poll's url
* @param string $id The poll's id
* @param bool $admin True to generate an admin URL, false for a public one
* @param string $vote_id (optional) The vote's unique id
* @return string The poll's URL.
public static function getUrlSondage($id, $admin = false, $vote_id = '', $action = null, $action_value = null) {
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$action_value = $action_value == null ? null : Utils::base64url_encode($action_value);
if (URL_PROPRE) {
if ($admin === true) {
$url = self::get_server_name() . $id . '/admin';
}
if ($vote_id != '') {
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} elseif ($action != null) {
if ($action_value != null) {
$url .= '/action/' . $action . '/' . $action_value;
} else {
$url .= '/action/' . $action;
}
} else {
if ($admin === true) {
$url = self::get_server_name() . 'adminstuds.php?poll=' . $id;
$url = self::get_server_name() . 'studs.php?poll=' . $id;
}
if ($vote_id != '') {
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} elseif ($action != null) {
if ($action_value != null) {
$url .= '&' . $action . "=" . $action_value;
} else {
$url .= '&' . $action . "=";
}
}
return $url;
}
/**
* This method pretty prints an object to the page framed by pre tags.
* @param mixed $object The object to print.
public static function debug($object) {
echo '<pre>';
print_r($object);
echo '</pre>';
}
public static function table($tableName) {
return TABLENAME_PREFIX . $tableName;
}
public static function markdown($md, $clear) {
preg_match_all('/\[!\[(.*?)\]\((.*?)\)\]\((.*?)\)/', $md, $md_a_img); // Markdown [](href)
preg_match_all('/!\[(.*?)\]\((.*?)\)/', $md, $md_img); // Markdown 
preg_match_all('/\[(.*?)\]\((.*?)\)/', $md, $md_a); // Markdown [text](href)
if (isset($md_a_img[2][0]) && $md_a_img[2][0] != '' && isset($md_a_img[3][0]) && $md_a_img[3][0] != '') { // [](href)
$text = self::htmlEscape($md_a_img[1][0]);
$html = '<a href="' . self::htmlEscape($md_a_img[3][0]) . '"><img src="' . self::htmlEscape($md_a_img[2][0]) . '" class="img-responsive" alt="' . $text . '" title="' . $text . '" /></a>';
} elseif (isset($md_img[2][0]) && $md_img[2][0] != '') { // 
$text = self::htmlEscape($md_img[1][0]);
$html = '<img src="' . self::htmlEscape($md_img[2][0]) . '" class="img-responsive" alt="' . $text . '" title="' . $text . '" />';
} elseif (isset($md_a[2][0]) && $md_a[2][0] != '') { // [text](href)
$html = '<a href="' . $md_a[2][0] . '">' . $text . '</a>';
} else { // text only
return $clear ? $text : $html;
}
public static function htmlEscape($html) {
return htmlentities($html, ENT_HTML5 | ENT_QUOTES);
}
public static function htmlMailEscape($html) {
return htmlspecialchars($html, ENT_HTML5 | ENT_QUOTES);
public static function csvEscape($text) {
$escaped = str_replace('"', '""', $text);
$escaped = str_replace("\r\n", '', $escaped);
$escaped = str_replace("\n", '', $escaped);
return '"' . $escaped . '"';
}
public static function cleanFilename($title) {
$cleaned = preg_replace('[^a-zA-Z0-9._-]', '_', $title);
$cleaned = preg_replace(' {2,}', ' ', $cleaned);
return $cleaned;
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public static function fromPostOrDefault($postKey, $default = '') {
return !empty($_POST[$postKey]) ? $_POST[$postKey] : $default;
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public static function base64url_encode($input) {
return rtrim(strtr(base64_encode($input), '+/', '-_'), '=');
}
public static function base64url_decode($input) {
return base64_decode(str_pad(strtr($input, '-_', '+/'), strlen($input) % 4, '=', STR_PAD_RIGHT));
}