function set_blog($blog_id)
{
if (is_numeric($blog_id)) {
$blog_id = (int) $blog_id;
} else {
$blog = 'http://' . preg_replace('#^https?://#', '', $blog_id);
if (!($parsed = parse_url($blog)) || empty($parsed['host'])) {
fwrite(STDERR, "Error: can not determine blog_id from {$blog_id}\n");
exit;
}
if (empty($parsed['path'])) {
$parsed['path'] = '/';
}
if (!($blog = get_blog_info($parsed['host'], $parsed['path']))) {
fwrite(STDERR, "Error: Could not find blog\n");
exit;
}
$blog_id = (int) $blog->blog_id;
// Restore global $current_blog
global $current_blog;
$current_blog = $blog;
}
if (function_exists('is_multisite')) {
if (is_multisite()) {
switch_to_blog($blog_id);
}
}
return $blog_id;
}
public function check_gated($post_id)
{
if (in_array($post_id, $this->post_stack)) {
// infinite loop detected
// redirect to home page of site
// send email to all admins about redirect loop
$this->post_stack[$post_id] = $post_id;
$to = array();
$blogusers = get_users('role=Administrator');
$domain = $_SERVER['HTTP_HOST'];
$domain = preg_replace('/^www\\./', '', $domain);
$domain = preg_replace('/^([^\\.]+\\.){2}.*$/', '\\1', $domain);
$domain = preg_replace('/\\.$/', '', $domain);
//print_r($blogusers);
foreach ($blogusers as $user) {
$to[] = $user->user_email;
}
//print_r($to); die;
$subject = 'Infinite Redirect Loop on ' . get_blog_info('name') . ' Website';
$message = '';
$message .= 'An infinite redirect loop has been detected in gated content on the ' . get_blog_info('name') . ' website (' . get_site_url() . ')' . "\r\n\r\n";
$message .= 'The following is the redirect path that was followed when attempting to ' . 'redirect a user that was not permitted to view the first url in the list:' . "\r\n";
$ajax_url = admin_url('admin-ajax.php');
foreach ($this->post_stack as $id) {
$post_type = get_post_type($id);
if ($post_type != 'blunt-gated-content') {
$link = get_permalink($id);
} else {
$title = get_post_meta($id, 'blunt_gated_content_file_title', true);
$link = $ajax_url . '?action=blunt_gated_content&id=' . $post_id . '&title=' . str_replace(' ', '+', $title);
}
$message .= $link . "\r\n";
}
$headers = 'From: wordpress@' . $domain;
wp_mail(implode(',', $to), $subject, $message, $headers);
$this->redirect(0);
}
$this->post_stack[$post_id] = $post_id;
// see if conditions are met for $post_id
// get all meta to spead up the process
$post_type = get_post_type($post_id);
$meta = get_post_meta($post_id);
$default = '1';
if ($post_type != 'blunt-gated-content') {
$default = '0';
}
$gated_content = get_post_meta($post_id, 'blunt_gated_content', true);
if ($gated_content === '') {
$gated_content = $default;
}
$gated_content = intval($gated_content);
if (!$gated_content) {
// the content is not being gated
return;
}
// it is gated content, check gates
//echo 'check gates'; sie;
if (!$this->check_gates($post_id)) {
$this->redirect($post_id);
}
// getting here means that the visitor can view the content
// return to calling function
}