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<?php
if ( !class_exists( 'Foobox_Share_Page' ) ) {
class Foobox_Share_Page {
function __construct() {
// add_action( 'init', array($this, 'add_rewrite_tags') );
// add_action( 'wp_loaded', array($this, 'check_rewrite_rules_loaded') );
//
// // Activation hook
// register_activation_hook( FOOBOX_FILE, array($this, 'activate') );
//
// // Deactivation hook
// register_deactivation_hook( FOOBOX_FILE, array($this, 'deactivate') );
add_filter( 'query_vars', array($this, 'query_vars') );
add_action( 'template_redirect', array($this, 'listen_for_foobox_share_page') );
}
// function add_rewrite_tags() {
// add_rewrite_tag( '%foo-share%', 'true' );
// }
//
// function check_rewrite_rules_loaded() {
// $rules = get_option( 'rewrite_rules' );
//
// $rule = 'foo-share/([^/]+)/?$';
//
// if ( !isset($rules[$rule]) ) {
// $this->activate();
// }
// }
//
// function activate() {
// // catch any urls like : /foo-share/some-random-key/
// add_rewrite_rule( 'foo-share/([^/]+)/?(.*)',
// 'index.php?foo-share=true&$2', 'top' );
//
// flush_rewrite_rules();
// }
//
// function deactivate() {
// flush_rewrite_rules();
// }
/**
* Registers query vars for API access
*
* @access public
* @since 2.2.2
* @author Brad Vincent
*
* @param array $vars Query vars
*
* @return array $vars New query vars
*/
public function query_vars($vars) {
$vars[] = 'foo-share';
$vars[] = 'url';
$vars[] = 'image';
$vars[] = 'title';
$vars[] = 'desc';
return $vars;
}
/**
* Hook into the template redirect and output our share page if necessary
*/
function listen_for_foobox_share_page() {
global $wp_query;
//make sure we are on a share page
if ( empty($wp_query->query_vars['foo-share']) ) {
return;
}
$url = urldecode( $wp_query->query_vars['url'] );
$has_image = array_key_exists( 'image', $wp_query->query_vars );
$image = $has_image ? urldecode( $wp_query->query_vars['image'] ) : $has_image;
$has_title = array_key_exists( 'title', $wp_query->query_vars );
$title = $has_title ? urldecode( $wp_query->query_vars['title'] ) : $has_title;
$has_desc = array_key_exists( 'desc', $wp_query->query_vars );
$desc = $has_desc ? urldecode( $wp_query->query_vars['desc'] ) : $has_desc;
?>
<!DOCTYPE html>
<head>
<meta charset="UTF-8">
<title><?php echo $title; ?></title>
<link rel='canonical' href='<?php echo $url; ?>'>
<meta property="og:url" content="<?php echo $url; ?>">
<?php if ($has_image) {?><meta property="og:image" content="<?php echo $image; ?>"><?php } ?>
<?php if ($has_title) {?><meta property="og:title" content="<?php echo $title; ?>"><?php } ?>
<?php if ($has_desc) {?><meta property="og:description" content="<?php echo $desc; ?>"><?php } ?>
<style type="text/css"> #container { display: none; }</style>
</head>
<body>
<div id="container">
<?php if ($has_title) {?>
<h1><?php echo $title; ?></h1>
<?php } ?>
<?php if ($has_image) {?>
<img alt="<?php echo $has_title ? $title : ''; ?>" src="<?php echo $image ?>"/>
<?php } ?>
<?php if ($has_desc) {?>
<p><?php echo $desc; ?></p>
<?php } ?>
</div>
<script type="text/javascript">
document.body.innerHTML += '<div>redirecting to <?php echo htmlentities( $url ); ?></div>';
window.location = '<?php echo $url; ?>';
</script>
</body>
</html>
<?php
$wp_query->is_404=false;
status_header(200);
die();
}
}
}