/**
* This action will handle frontend process requests, currently only creating the vCard for download.
*
* @TODO If no vcard is found should redirect to an error message.
* @access private
* @since 0.7.3
* @return void
*/
public static function frontendActions()
{
// Grab an instance of the Connections object.
$instance = Connections_Directory();
$process = get_query_var('cn-process');
$token = get_query_var('cn-token');
$id = (int) get_query_var('cn-id');
if ('vcard' === $process) {
$slug = get_query_var('cn-entry-slug');
//var_dump($slug);
/*
* If the token and id values were set, the link was likely from the admin.
* Check for those values and validate the token. The primary reason for this
* to be able to download vCards of entries that are set to "Unlisted".
*/
if (!empty($id) && !empty($token)) {
if (!wp_verify_nonce($token, 'download_vcard_' . $id)) {
wp_die('Invalid vCard Token');
}
$entry = $instance->retrieve->entry($id);
// Die if no entry was found.
if (empty($entry)) {
wp_die(__('vCard not available for download.', 'connections'));
}
$vCard = new cnvCard($entry);
//var_dump($vCard);die;
} else {
$entry = $instance->retrieve->entries(array('slug' => $slug));
//var_dump($entry);die;
// Die if no entry was found.
if (empty($entry)) {
wp_die(__('vCard not available for download.', 'connections'));
}
$vCard = new cnvCard($entry[0]);
//var_dump($vCard);die;
}
$filename = sanitize_file_name($vCard->getName());
//var_dump($filename);
$data = $vCard->getvCard();
//var_dump($data);die;
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename=' . $filename . '.vcf');
header('Content-Length: ' . strlen($data));
header('Pragma: public');
header("Pragma: no-cache");
//header( "Expires: 0" );
header('Expires: Wed, 11 Jan 1984 05:00:00 GMT');
header('Cache-Control: private');
// header( 'Connection: close' );
ob_clean();
flush();
echo $data;
exit;
}
}
<?php
/*
* This file belong to the Connections plugin.
*/
if (empty($wp)) {
require_once('wp-load.php');
$token = esc_attr($_GET['token']);
$id = (integer) esc_attr($_GET['entry']);
if (! wp_verify_nonce($token, 'download_vcard_' . $id) ) wp_die('Invalid vCard Token');
global $connections;
$entry = $connections->retrieve->entry($id);
$vCard = new cnvCard($entry);
$filename = sanitize_file_name($vCard->getFullFirstLastName());
header('Content-Type: text/x-vcard; charset=utf-8');
header("Content-Disposition: attachment; filename=" . $filename . ".vcf");
header("Pragma: public");
echo $vCard->getvCard();
}
?>
