/**
* Add a follower
* @param integer $current_user_id Current user_id
* @param integer $user_to_follow user to follow
* @return integer
*/
function ap_add_follower($current_user_id, $user_to_follow)
{
$row = ap_new_subscriber($current_user_id, $user_to_follow, 'u_all');
if ($row !== false) {
do_action('ap_added_follower', $user_to_follow, $current_user_id);
}
return $row;
}
/**
* Move subscribers from ap_meta table to ap_subscribers table.
* @since 2.4
*/
public function move_subscribers()
{
if (!current_user_can('manage_options')) {
return;
}
global $wpdb;
$count = $wpdb->get_var("SELECT count(*) FROM {$wpdb->prefix}ap_meta WHERE apmeta_type = 'subscriber' ");
$i = 1;
while ($count >= $i) {
$subscribe = $wpdb->get_results("SELECT * FROM {$wpdb->prefix}ap_meta WHERE apmeta_type = 'subscriber' LIMIT 0,100");
if ($subscribe) {
$ids_to_remove = array();
foreach ($subscribe as $s) {
$type = 'q_all';
$question_id = 0;
$ids_to_remove[] = $s->apmeta_id;
if ($s->apmeta_param == '') {
$question_id = $s->apmeta_actionid;
}
if ($s->apmeta_param == 'tag' || $s->apmeta_param == 'category') {
$type = 'tax_new_q';
}
ap_new_subscriber($s->apmeta_userid, $s->apmeta_actionid, $type, $question_id);
}
if (!empty($ids_to_remove)) {
$ids_to_remove = implode(',', $ids_to_remove);
$wpdb->query("DELETE FROM {$wpdb->prefix}ap_meta WHERE find_in_set(apmeta_id, '{$ids_to_remove}') ");
}
}
$i = $i + 100;
}
$count = $wpdb->get_var("SELECT count(*) FROM {$wpdb->prefix}ap_meta WHERE apmeta_type = 'subscriber' ");
if ($count < 1) {
update_option('ap_subscribers_moved', true);
}
}
/**
* Process ajax subscribe request.
*/
public function subscribe()
{
$action_id = (int) $_POST['args'][0];
$type = sanitize_text_field($_POST['args'][1]);
if (!ap_verify_nonce('subscribe_' . $action_id . '_' . $type)) {
$this->something_wrong();
}
if (!is_user_logged_in()) {
$this->send('please_login');
}
$question_id = 0;
if ('tax_new_q' === $type) {
$subscribe_type = 'tax_new_q';
} else {
$subscribe_type = 'q_all';
$question_id = $action_id;
}
$user_id = get_current_user_id();
$is_subscribed = ap_is_user_subscribed($action_id, $subscribe_type, $user_id);
$elm = '#subscribe_' . $action_id . ' .ap-btn';
if ($is_subscribed) {
$row = ap_remove_subscriber($action_id, $user_id, $subscribe_type);
if (false !== $row) {
$count = ap_subscribers_count($action_id, $subscribe_type);
$this->send(array('message' => 'unsubscribed', 'action' => 'unsubscribed', 'do' => array('updateHtml' => $elm . ' .text', 'toggle_active_class' => $elm), 'count' => $count, 'html' => __('Follow', 'anspress-question-answer'), 'view' => array('subscribe_' . $action_id => $count)));
}
} else {
$row = ap_new_subscriber($user_id, $action_id, $subscribe_type, $question_id);
if (false !== $row) {
$count = ap_subscribers_count($action_id, $subscribe_type);
$this->send(array('message' => 'subscribed', 'action' => 'subscribed', 'do' => array('updateHtml' => '#subscribe_' . $action_id . ' .text', 'toggle_active_class' => $elm), 'count' => $count, 'html' => __('Unfollow', 'anspress-question-answer'), 'view' => array('subscribe_' . $action_id => $count)));
}
}
$this->something_wrong();
}
/**
* Subscribe a user for a question.
*/
function ap_subscribe_question($posta, $user_id = false)
{
if (!is_object($posta) || !isset($posta->post_type)) {
$posta = get_post($posta);
}
// Return if not question.
if ('question' != $posta->post_type) {
return false;
}
if (false === $user_id) {
$user_id = $posta->post_author;
}
if (!ap_is_user_subscribed($posta->ID, 'q_all', $user_id)) {
ap_new_subscriber($user_id, $posta->ID, 'q_all', $posta->ID);
}
}
/**
* Subscribe user for post comments
* @param object $comment Comment object.
*/
public function after_new_comment($comment)
{
$post = get_post($comment->comment_post_ID);
$type = 'q_post';
$question_id = $post->ID;
if ('answer' == $post->post_type) {
$type = 'a_all';
$question_id = $post->post_parent;
}
if (!ap_is_user_subscribed($comment->comment_post_ID, $type, $comment->user_id)) {
ap_new_subscriber($comment->user_id, $comment->comment_post_ID, $type, $question_id);
}
}