134 lines
3.7 KiB
PHP
134 lines
3.7 KiB
PHP
<?php
|
|
// CONFIG
|
|
// Edit this according to your needs
|
|
|
|
// The file to which we should store the data
|
|
define('DATA_FILE', 'data');
|
|
// The base URL with which you will access the script. No trailing slash.
|
|
define('BASE_URL', 'http://localhost/tinyURL');
|
|
// Max number of URLs to keep
|
|
define('MAX_SAVED_URLS', 100);
|
|
// ======
|
|
|
|
function sort_array(&$array, $key, $order=SORT_DESC) {
|
|
$sort_keys = array();
|
|
|
|
foreach ($array as $key2 => $entry) {
|
|
$sort_keys[$key2] = $entry[$key];
|
|
}
|
|
|
|
|
|
return array_multisort($sort_keys, $order, $array);
|
|
}
|
|
|
|
if (is_readable(DATA_FILE)) {
|
|
$data = unserialize(gzinflate(file_get_contents(DATA_FILE)));
|
|
}
|
|
else {
|
|
$data = array();
|
|
}
|
|
|
|
// If we have exactly one GET arg, we redirect user
|
|
if (count($_GET) == 1) {
|
|
// We get the shortened url
|
|
$get = each($_GET);
|
|
$short = $get['key'];
|
|
$url = BASE_URL;
|
|
if (array_key_exists($short, $data)) {
|
|
$url = $data[$short]['url'];
|
|
}
|
|
// $url is now index.php if no element was found, the right url if found
|
|
header('location:'.$url);
|
|
exit();
|
|
}
|
|
?>
|
|
<!DOCTYPE html>
|
|
<html lang="fr">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>Shorten me</title>
|
|
<style type="text/css">
|
|
body {
|
|
text-align: center;
|
|
background-color: #333;
|
|
color: #DDD;
|
|
}
|
|
|
|
a:link, a:visited, a:hover, a:active {
|
|
color: yellow;
|
|
}
|
|
|
|
label {
|
|
display: block;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<h1><a href="index.php">It's too long…</a></h1>
|
|
<?php
|
|
if(!empty($_POST['url'])) {
|
|
if(!empty($_POST['short'])) {
|
|
$short = htmlspecialchars($_POST['short']);
|
|
}
|
|
else {
|
|
$short = dechex(crc32($_POST['url']));
|
|
}
|
|
|
|
$url = htmlspecialchars($_POST['url']);
|
|
$array = array("url"=>$url, "short"=>$short);
|
|
|
|
if (count($data) >= MAX_SAVED_URLS)
|
|
{
|
|
// Delete the first element
|
|
sort_array($data, 'timestamp');
|
|
array_shift($data);
|
|
}
|
|
|
|
// Store short link in the data array
|
|
$data[$short] = array('timestamp'=>time(), 'url'=>$url);
|
|
|
|
// Save it in the file
|
|
file_put_contents(DATA_FILE, gzdeflate(serialize($data)));
|
|
|
|
// Echoes the result
|
|
$new_url = BASE_URL.'/?'.$short;
|
|
?>
|
|
<p>Your shortened URL:<br/>
|
|
<strong><a href="<?php echo $new_url ?>"><?php echo $new_url; ?></a></strong>
|
|
</p>
|
|
<p>Short link for: <?php echo '<a href="'.$url.'">'.$url.'</a>'; ?></p>
|
|
<?php
|
|
}
|
|
else {
|
|
if (isset($_GET['add']) && !empty($_GET['url'])) {
|
|
$default_url = htmlspecialchars($_GET['url']);
|
|
}
|
|
else {
|
|
$default_url = '';
|
|
}
|
|
|
|
if (!empty($_POST['short'])) {
|
|
$default_short = htmlspecialchars($_GET['short']);
|
|
}
|
|
else {
|
|
$default_short = '';
|
|
}
|
|
?>
|
|
<form method="post" action="index.php">
|
|
<p>
|
|
<label for="url">URL: </label><input type="text" size="50" name="url" id="url" value="<?php echo $default_url; ?>"/>
|
|
</p>
|
|
<p>
|
|
<label for="short">Shortcut (optional): </label><input type="short" size="50" name="short" id="short" value="<?php echo $default_short;?>"/>
|
|
</p>
|
|
<p><input type="submit" value="Shorten !"/></p>
|
|
<p>Add this link to your bookmarks to shorten links in one click !
|
|
<a href="javascript:javascript:(function(){var%20url%20=%20location.href;var%20title%20=%20document.title%20||%20url;window.open('<?php echo BASE_URL; ?>/?add&url='%20+%20encodeURIComponent(url),'_blank','menubar=no,height=390,width=600,toolbar=no,scrollbars=no,status=no,dialog=1');})();">Short link</a>
|
|
</p>
|
|
</form>
|
|
<?php
|
|
}
|
|
?>
|
|
</body>
|
|
</html>
|