/**
* AJAX handler to Subscribe/Unsubscribe a user from a topic
*
* @since bbPress (r3732)
*
* @uses bbp_is_subscriptions_active() To check if the subscriptions are active
* @uses bbp_is_user_logged_in() To check if user is logged in
* @uses bbp_get_current_user_id() To get the current user id
* @uses current_user_can() To check if the current user can edit the user
* @uses bbp_get_topic() To get the topic
* @uses wp_verify_nonce() To verify the nonce
* @uses bbp_is_user_subscribed() To check if the topic is in user's subscriptions
* @uses bbp_remove_user_subscriptions() To remove the topic from user's subscriptions
* @uses bbp_add_user_subscriptions() To add the topic from user's subscriptions
* @uses bbp_ajax_response() To return JSON
*/
public function ajax_subscription()
{
// Bail if subscriptions are not active
if (!bbp_is_subscriptions_active()) {
bbp_ajax_response(false, __('Subscriptions are no longer active.', 'bbpress'), 300);
}
// Bail if user is not logged in
if (!is_user_logged_in()) {
bbp_ajax_response(false, __('Please login to subscribe to this topic.', 'bbpress'), 301);
}
// Get user and topic data
$user_id = bbp_get_current_user_id();
$id = intval($_POST['id']);
// Bail if user cannot add favorites for this user
if (!current_user_can('edit_user', $user_id)) {
bbp_ajax_response(false, __('You do not have permission to do this.', 'bbpress'), 302);
}
// Get the topic
$topic = bbp_get_topic($id);
// Bail if topic cannot be found
if (empty($topic)) {
bbp_ajax_response(false, __('The topic could not be found.', 'bbpress'), 303);
}
// Bail if user did not take this action
if (!isset($_POST['nonce']) || !wp_verify_nonce($_POST['nonce'], 'toggle-subscription_' . $topic->ID)) {
bbp_ajax_response(false, __('Are you sure you meant to do that?', 'bbpress'), 304);
}
// Take action
$status = bbp_is_user_subscribed($user_id, $topic->ID) ? bbp_remove_user_subscription($user_id, $topic->ID) : bbp_add_user_subscription($user_id, $topic->ID);
// Bail if action failed
if (empty($status)) {
bbp_ajax_response(false, __('The request was unsuccessful. Please try again.', 'bbpress'), 305);
}
// Put subscription attributes in convenient array
$attrs = array('topic_id' => $topic->ID, 'user_id' => $user_id);
// Action succeeded
bbp_ajax_response(true, bbp_get_user_subscribe_link($attrs, $user_id, false), 200);
}
/**
* AJAX handler to gettting the Subscribe/Unsubscribe state for a user from a forum
*
* @since bbPress (r5155)
*
* @uses bbp_is_subscriptions_active() To check if the subscriptions are active
* @uses bbp_is_user_logged_in() To check if user is logged in
* @uses bbp_get_current_user_id() To get the current user id
* @uses current_user_can() To check if the current user can edit the user
* @uses bbp_get_forum() To get the forum
* @uses wp_verify_nonce() To verify the nonce
* @uses bbp_is_user_subscribed() To check if the forum is in user's subscriptions
* @uses bbp_remove_user_subscriptions() To remove the forum from user's subscriptions
* @uses bbp_add_user_subscriptions() To add the forum from user's subscriptions
* @uses bbp_ajax_response() To return JSON
*/
public function ajax_get_forum_subscription()
{
// Bail if subscriptions are not active
if (!bbp_is_subscriptions_active()) {
bbp_ajax_response(false, __('Subscriptions are no longer active.', 'bbpress'), 300);
}
// Bail if user is not logged in
if (!is_user_logged_in()) {
bbp_ajax_response(false, __('Please login to subscribe to this forum.', 'bbpress'), 301);
}
// Get user and forum data
$user_id = bbp_get_current_user_id();
$id = intval($_POST['id']);
// Bail if user cannot add favorites for this user
if (!current_user_can('edit_user', $user_id)) {
bbp_ajax_response(false, __('You do not have permission to do this.', 'bbpress'), 302);
}
// Get the forum
$forum = bbp_get_forum($id);
// Bail if forum cannot be found
if (empty($forum)) {
bbp_ajax_response(false, __('The forum could not be found.', 'bbpress'), 303);
}
// Bail if user did not take this action
//if ( ! isset( $_POST['nonce'] ) || ! wp_verify_nonce( $_POST['nonce'], 'toggle-subscription_' . $forum->ID ) ) {
// bbp_ajax_response( false, __( 'Are you sure you meant to do that?', 'bbpress' ), 304 );
//}
// Put subscription attributes in convenient array
$attrs = array('forum_id' => $forum->ID, 'user_id' => $user_id);
// Action succeeded
bbp_ajax_response(true, bbp_get_forum_subscription_link($attrs, $user_id, false), 200);
}