function maybe_send_email_notifications()
{
global $wpdb;
/** @var wpdb $wpdb */
if (!($this->conf->options['send_email_notifications'] || $this->conf->options['send_authors_email_notifications'])) {
return;
}
//Find links that have been detected as broken since the last sent notification.
$last_notification = date('Y-m-d H:i:s', $this->conf->options['last_notification_sent']);
$where = $wpdb->prepare('( first_failure >= %s )', $last_notification);
$links = blc_get_links(array('s_filter' => 'broken', 'where_expr' => $where, 'load_instances' => true, 'load_containers' => true, 'load_wrapped_objects' => $this->conf->options['send_authors_email_notifications'], 'max_results' => 0));
if (empty($links)) {
return;
}
//Send the admin notification
$admin_email = get_option('admin_email');
if ($this->conf->options['send_email_notifications'] && !empty($admin_email)) {
$this->send_admin_notification($links, $admin_email);
}
//Send notifications to post authors
if ($this->conf->options['send_authors_email_notifications']) {
$this->send_authors_notifications($links);
}
$this->conf->options['last_notification_sent'] = time();
$this->conf->save_options();
}
static function sync_link_data()
{
$max_results = get_option('mainwp_child_blc_max_number_of_links', 50);
$params = array(array('load_instances' => true));
if (!empty($max_results)) {
$params['max_results'] = $max_results;
}
$links = blc_get_links($params);
$get_fields = array('link_id', 'url', 'being_checked', 'last_check', 'last_check_attempt', 'check_count', 'http_code', 'request_duration', 'timeout', 'redirect_count', 'final_url', 'broken', 'first_failure', 'last_success', 'may_recheck', 'false_positive', 'dismissed', 'status_text', 'status_code', 'log');
$return = "";
$site_id = $_POST['site_id'];
$blc_option = get_option('wsblc_options');
if (is_string($blc_option) && !empty($blc_option)) {
$blc_option = json_decode($blc_option, true);
}
if (is_array($links)) {
foreach ($links as $link) {
$lnk = new stdClass();
foreach ($get_fields as $field) {
$lnk->{$field} = $link->{$field};
}
if (!empty($link->post_date)) {
$lnk->post_date = $link->post_date;
}
$days_broken = 0;
if ($link->broken) {
//Add a highlight to broken links that appear to be permanently broken
$days_broken = intval((time() - $link->first_failure) / (3600 * 24));
if ($days_broken >= $blc_option['failure_duration_threshold']) {
$lnk->permanently_broken = 1;
if ($blc_option['highlight_permanent_failures']) {
$lnk->permanently_broken_highlight = 1;
}
}
}
$lnk->days_broken = $days_broken;
if (!empty($link->_instances)) {
$instance = reset($link->_instances);
$lnk->link_text = $instance->ui_get_link_text();
$lnk->count_instance = count($link->_instances);
$container = $instance->get_container();
/** @var blcContainer $container */
$lnk->container = $container;
if (!empty($container)) {
$lnk->container_type = $container->container_type;
$lnk->container_id = $container->container_id;
$lnk->source_data = MainWPChildLinksChecker::Instance()->ui_get_source($container, $instance->container_field);
}
$can_edit_text = false;
$can_edit_url = false;
$editable_link_texts = $non_editable_link_texts = array();
$instances = $link->_instances;
foreach ($instances as $instance) {
if ($instance->is_link_text_editable()) {
$can_edit_text = true;
$editable_link_texts[$instance->link_text] = true;
} else {
$non_editable_link_texts[$instance->link_text] = true;
}
if ($instance->is_url_editable()) {
$can_edit_url = true;
}
}
$link_texts = $can_edit_text ? $editable_link_texts : $non_editable_link_texts;
$data_link_text = '';
if (count($link_texts) === 1) {
//All instances have the same text - use it.
$link_text = key($link_texts);
$data_link_text = esc_attr($link_text);
}
$lnk->data_link_text = $data_link_text;
$lnk->can_edit_url = $can_edit_url;
$lnk->can_edit_text = $can_edit_text;
} else {
$lnk->link_text = "";
$lnk->count_instance = 0;
}
$lnk->site_id = $site_id;
$return[] = $lnk;
}
} else {
return "";
}
return $return;
}
/**
* Retrieve a list of links found in this container.
*
* @access public
*
* @return array of blcLink
*/
function get_links()
{
$params = array('s_container_type' => $this->container_type, 's_container_id' => $this->container_id);
return blc_get_links($params);
}
function send_email_notifications()
{
global $wpdb;
//Find links that have been detected as broken since the last sent notification.
$last_notification = date('Y-m-d H:i:s', $this->conf->options['last_notification_sent']);
$where = $wpdb->prepare('( first_failure >= %s )', $last_notification);
$links = blc_get_links(array('s_filter' => 'broken', 'where_expr' => $where, 'load_instances' => true, 'max_results' => 0));
if (empty($links)) {
return;
}
$cnt = count($links);
//Prepare email message
$subject = sprintf(__("[%s] Broken links detected", 'broken-link-checker'), html_entity_decode(get_option('blogname'), ENT_QUOTES));
$body = sprintf(_n("Broken Link Checker has detected %d new broken link on your site.", "Broken Link Checker has detected %d new broken links on your site.", $cnt, 'broken-link-checker'), $cnt);
$body .= "<br>";
$max_displayed_links = 5;
if ($cnt > $max_displayed_links) {
$line = sprintf(_n("Here's a list of the first %d broken links:", "Here's a list of the first %d broken links:", $max_displayed_links, 'broken-link-checker'), $max_displayed_links);
} else {
$line = __("Here's a list of the new broken links: ", 'broken-link-checker');
}
$body .= "<p>{$line}</p>";
//Show up to $max_displayed_links broken link instances right in the email.
$displayed = 0;
foreach ($links as $link) {
$instances = $link->get_instances();
foreach ($instances as $instance) {
$pieces = array(sprintf(__('Link text : %s', 'broken-link-checker'), $instance->ui_get_link_text('email')), sprintf(__('Link URL : <a href="%s">%s</a>', 'broken-link-checker'), htmlentities($link->url), blcUtility::truncate($link->url, 70, '')), sprintf(__('Source : %s', 'broken-link-checker'), $instance->ui_get_source('email')));
$link_entry = implode("<br>", $pieces);
$body .= "{$link_entry}<br><br>";
$displayed++;
if ($displayed >= $max_displayed_links) {
break 2;
//Exit both foreach loops
}
}
}
//Add a link to the "Broken Links" tab.
$body .= __("You can see all broken links here:", 'broken-link-checker') . "<br>";
$link_page = admin_url('tools.php?page=view-broken-links');
$body .= sprintf('<a href="%1$s">%1$s</a>', $link_page);
//Need to override the default 'text/plain' content type to send a HTML email.
add_filter('wp_mail_content_type', array(&$this, 'override_mail_content_type'));
//Send the notification
$rez = wp_mail(get_option('admin_email'), $subject, $body);
if ($rez) {
$this->conf->options['last_notification_sent'] = time();
$this->conf->save_options();
}
//Remove the override so that it doesn't interfere with other plugins that might
//want to send normal plaintext emails.
remove_filter('wp_mail_content_type', array(&$this, 'override_mail_content_type'));
}