/**
* Checks if user is already following a user.
* @param integer $user_to_follow User to follow.
* @param integer $current_user_id Current user id.
*/
function ap_is_user_following($user_to_follow, $current_user_id = false)
{
if ($current_user_id === false) {
$user_id = get_current_user_id();
}
if ($current_user_id > 0) {
return ap_is_user_subscribed($user_to_follow, 'u_all', $current_user_id);
}
return false;
}
/**
* 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);
}
}
public function subscribe()
{
$action_id = (int) $_POST['action_id'];
$type = sanitize_text_field($_POST['type']);
if (!wp_verify_nonce($_POST['__nonce'], 'subscribe_' . $action_id . '_' . $type)) {
ap_send_json(ap_ajax_responce('something_wrong'));
return;
}
if (!is_user_logged_in()) {
ap_send_json(ap_ajax_responce('please_login'));
return;
}
if ($type === 'category') {
$subscribe_type = 'category';
} elseif ($type === 'tag') {
$subscribe_type = 'tag';
} else {
$subscribe_type = false;
}
$user_id = get_current_user_id();
$is_subscribed = ap_is_user_subscribed($action_id, $user_id, $subscribe_type);
if ($is_subscribed) {
if ($subscribe_type === false) {
$row = ap_remove_question_subscriber($action_id);
} else {
$row = ap_remove_subscriber($user_id, $action_id, $subscribe_type);
}
if (FALSE !== $row) {
ap_send_json(ap_ajax_responce(array('message' => 'unsubscribed', 'action' => 'unsubscribed', 'container' => '#subscribe_' . $action_id . ' b', 'do' => 'updateHtml', 'html' => __('Follow question', 'ap'))));
}
} else {
if ($subscribe_type === false) {
ap_add_question_subscriber($action_id);
} else {
ap_add_subscriber($user_id, $action_id, $subscribe_type);
}
ap_send_json(ap_ajax_responce(array('message' => 'subscribed', 'action' => 'subscribed', 'container' => '#subscribe_' . $action_id . ' b', 'do' => 'updateHtml', 'html' => __('Unfollow question', 'ap'))));
}
}
/**
* 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();
}
/**
* Output subscribe btn HTML
* @param boolean|integer $action_id Question ID or Term ID
* @return string
* @since 2.0.1
*/
function ap_subscribe_btn_html($action_id = false, $type = false)
{
global $question_category, $question_tag;
if ($action_id === false) {
if (is_question()) {
$action_id = get_question_id();
} elseif (is_question_category()) {
$action_id = $question_category->term_id;
} elseif (is_question_tag()) {
$action_id = $question_tag->term_id;
}
}
if ($type == false) {
if (is_question_category()) {
$subscribe_type = 'category';
} elseif (is_question_tag()) {
$subscribe_type = 'tag';
} else {
$subscribe_type = false;
}
} else {
if ($type === 'category') {
$subscribe_type = 'category';
} elseif ($type === 'tag') {
$subscribe_type = 'tag';
} else {
$subscribe_type = false;
}
}
$subscribed = ap_is_user_subscribed($action_id, false, $subscribe_type);
$nonce = wp_create_nonce('subscribe_' . $action_id . '_' . $subscribe_type);
$title = !$subscribed ? __('Follow question', 'ap') : __('Unfollow question', 'ap');
?>
<div class="ap-subscribe" id="<?php
echo 'subscribe_' . $action_id;
?>
">
<a href="#" class="ap-btn-toggle<?php
echo $subscribed ? ' active' : '';
?>
" data-query="ap_ajax_action=subscribe&action_id=<?php
echo $action_id;
?>
&__nonce=<?php
echo $nonce;
?>
&type=<?php
echo $subscribe_type;
?>
" data-action="ap_subscribe" data-args="<?php
echo $action_id . '-' . $nonce;
?>
">
<span class="apicon-toggle-on"></span>
<span class="apicon-toggle-off"></span>
</a>
<b><?php
echo $title;
?>
</b>
</div>
<?php
}
/**
* Subscribe a user for a question.
*/
function ap_subscribe_question($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);
}
}
