1 files changed, 101 insertions, 0 deletions

diff --git a/inc/pocheTool.class.php b/inc/pocheTool.class.php
new file mode 100644
index 00000000..9aab76b9
--- /dev/null
+++ b/inc/pocheTool.class.php
@@ -0,0 +1,101 @@
+<?php
+/**
+ * poche, a read it later open source system
+ *
+ * @category   poche
+ * @author     Nicolas Lœuillet <support@inthepoche.com>
+ * @copyright  2013
+ * @license    http://www.wtfpl.net/ see COPYING file
+ */
+ 
+class pocheTools
+{
+    public static function initPhp()
+    {
+        define('START_TIME', microtime(true));
+
+        if (phpversion() < 5) {
+            die(_('Oops, it seems you don\'t have PHP 5.'));
+        }
+
+        error_reporting(E_ALL);
+
+        function stripslashesDeep($value) {
+            return is_array($value)
+                ? array_map('stripslashesDeep', $value)
+                : stripslashes($value);
+        }
+
+        if (get_magic_quotes_gpc()) {
+            $_POST = array_map('stripslashesDeep', $_POST);
+            $_GET = array_map('stripslashesDeep', $_GET);
+            $_COOKIE = array_map('stripslashesDeep', $_COOKIE);
+        }
+
+        ob_start();
+        register_shutdown_function('ob_end_flush');
+    }
+
+    public static function isUrl($url)
+    {
+        // http://neo22s.com/check-if-url-exists-and-is-online-php/
+        $pattern='|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i';
+
+        return preg_match($pattern, $url);
+    }
+
+    public static function getUrl()
+    {
+        $https = (!empty($_SERVER['HTTPS'])
+                    && (strtolower($_SERVER['HTTPS']) == 'on'))
+            || (isset($_SERVER["SERVER_PORT"])
+                    && $_SERVER["SERVER_PORT"] == '443'); // HTTPS detection.
+        $serverport = (!isset($_SERVER["SERVER_PORT"])
+            || $_SERVER["SERVER_PORT"] == '80'
+            || ($https && $_SERVER["SERVER_PORT"] == '443')
+            ? '' : ':' . $_SERVER["SERVER_PORT"]);
+
+        $scriptname = str_replace('/index.php', '/', $_SERVER["SCRIPT_NAME"]);
+
+        if (!isset($_SERVER["SERVER_NAME"])) {
+            return $scriptname;
+        }
+
+        return 'http' . ($https ? 's' : '') . '://'
+            . $_SERVER["SERVER_NAME"] . $serverport . $scriptname;
+    }
+
+    public static function renderJson($data)
+    {
+        header('Cache-Control: no-cache, must-revalidate');
+        header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
+        header('Content-type: application/json; charset=UTF-8');
+
+        echo json_encode($data);
+        exit();
+    }
+
+    public static function redirect($rurl = '')
+    {
+        if ($rurl === '') {
+            $rurl = (empty($_SERVER['HTTP_REFERER'])?'?':$_SERVER['HTTP_REFERER']);
+            if (isset($_POST['returnurl'])) {
+                $rurl = $_POST['returnurl'];
+            }
+        }
+
+        // prevent loop
+        if (empty($rurl) || parse_url($rurl, PHP_URL_QUERY) === $_SERVER['QUERY_STRING']) {
+            $rurl = pocheTool::getUrl();
+        }
+
+        if (substr($rurl, 0, 1) !== '?') {
+            $ref = pocheTool::getUrl();
+            if (substr($rurl, 0, strlen($ref)) !== $ref) {
+                $rurl = $ref;
+            }
+        }
+        header('Location: '.$rurl);
+        exit();
+    }
+}
\ No newline at end of file