/**
* AJAX callback when clicking on the "Unfollow" button to unfollow a user.
*
* @uses check_admin_referer() Checks to make sure the WP security nonce matches.
* @uses bp_follow_stop_following() Stops a user following another user.
* @uses bp_follow_is_following() Checks to see if a user is following another user already.
*/
function bp_follow_ajax_action_stop()
{
check_admin_referer('stop_following');
$link_class = !empty($_POST['link_class']) ? str_replace('unfollow ', '', $_POST['link_class']) : false;
// successful unfollow
if (bp_follow_stop_following(array('leader_id' => $_POST['uid'], 'follower_id' => bp_loggedin_user_id()))) {
// output follow button
$output = bp_follow_get_add_follow_button(array('leader_id' => $_POST['uid'], 'follower_id' => bp_loggedin_user_id(), 'wrapper' => false, 'link_class' => $link_class));
// failed unfollow
} else {
// output fallback invalid button
$args = array('id' => 'invalid', 'link_href' => 'javascript:;', 'component' => 'follow', 'wrapper' => false, 'link_class' => $link_class);
if (!bp_follow_is_following(array('leader_id' => $_POST['uid'], 'follower_id' => bp_loggedin_user_id()))) {
$output = bp_get_button(array_merge(array('link_text' => __('Not following', 'bp-follow')), $args));
} else {
$output = bp_get_button(array_merge(array('link_text' => __('Error unfollowing user', 'bp-follow')), $args));
}
}
echo $output;
exit;
}
function rtmedia_api_process_unfollow_request()
{
$this->rtmediajsonapifunction->rtmedia_api_verfiy_token();
$ec_empty_unfollow_id = 400006;
$msg_empty_unfollow_id = __('unfollow id missing', 'rtmedia');
$ec_stopped_following = 400007;
$msg_stopped_following = __('stopped following', 'rtmedia');
$ec_not_following = 400008;
$msg_not_following = __('not following', 'rtmedia');
extract($_POST);
if (empty($unfollow_id)) {
echo $this->rtmedia_api_response_object('FALSE', $ec_empty_unfollow_id, $msg_empty_unfollow_id);
exit;
}
$args = array('leader_id' => $unfollow_id, 'follower_id' => $this->user_id);
$following = bp_follow_is_following($args);
if ($following) {
$unfollow_user = bp_follow_stop_following($args);
if ($unfollow_user) {
echo $this->rtmedia_api_response_object('TRUE', $ec_stopped_following, $msg_stopped_following);
exit;
} else {
echo $this->rtmedia_api_response_object('TRUE', $this->ec_server_error, $this->msg_server_error);
exit;
}
} else {
echo $this->rtmedia_api_response_object('TRUE', $ec_not_following, $msg_not_following);
exit;
}
}
function rtmedia_api_process_unfollow_request()
{
$this->rtmediajsonapifunction->rtmedia_api_verfiy_token();
$ec_empty_unfollow_id = 400006;
$msg_empty_unfollow_id = esc_html__('unfollow id missing', 'buddypress-media');
$ec_stopped_following = 400007;
$msg_stopped_following = esc_html__('stopped following', 'buddypress-media');
$ec_not_following = 400008;
$msg_not_following = esc_html__('not following', 'buddypress-media');
$unfollow_id = filter_input(INPUT_POST, 'unfollow_id', FILTER_SANITIZE_NUMBER_INT);
if (empty($unfollow_id)) {
wp_send_json($this->rtmedia_api_response_object('FALSE', $ec_empty_unfollow_id, $msg_empty_unfollow_id));
}
$args = array('leader_id' => $unfollow_id, 'follower_id' => $this->user_id);
$following = bp_follow_is_following($args);
if ($following) {
$unfollow_user = bp_follow_stop_following($args);
if ($unfollow_user) {
wp_send_json($this->rtmedia_api_response_object('TRUE', $ec_stopped_following, $msg_stopped_following));
} else {
wp_send_json($this->rtmedia_api_response_object('TRUE', $this->ec_server_error, $this->msg_server_error));
}
} else {
wp_send_json($this->rtmedia_api_response_object('TRUE', $ec_not_following, $msg_not_following));
}
}
/**
* Clear cache when activity item is deleted.
*/
public function on_activity_delete($activities)
{
// Pluck the activity IDs out of the $activities array.
$activity_ids = wp_parse_id_list(wp_list_pluck($activities, 'id'));
// See if any of the deleted activity IDs were being followed
$sql = 'SELECT leader_id, follower_id FROM ' . esc_sql(buddypress()->follow->table_name) . ' ';
$sql .= 'WHERE leader_id IN (' . implode(',', wp_parse_id_list($activity_ids)) . ') ';
$sql .= "AND follow_type = 'activity'";
$followed_ids = $GLOBALS['wpdb']->get_results($sql);
foreach ($followed_ids as $activity) {
// clear followers count for activity item
wp_cache_delete($activity->leader_id, 'bp_follow_activity_followers_count');
// clear queried followers for activity item
wp_cache_delete($activity->leader_id, 'bp_follow_activity_followers_query');
// delete user's activity follow count
wp_cache_delete($activity->follower_id, 'bp_follow_user_activity_following_count');
// delete queried activity that user was following
wp_cache_delete($activity->follower_id, 'bp_follow_user_activity_following_query');
// Delete the follow entry
// @todo Need a mass bulk-delete method
bp_follow_stop_following(array('leader_id' => $activity->leader_id, 'follower_id' => $activity->follower_id, 'follow_type' => 'activity'));
}
}
/**
* Check stop following function when follow ID doesn't exist.
*
* @group bp_follow_stop_following
*/
public function test_stop_following_when_follow_id_does_not_exist()
{
$f1 = bp_follow_stop_following(array('leader_id' => get_current_user_id(), 'follower_id' => 9999));
$this->assertFalse($f1);
}
/**
* @group bp_follow_get_followers
*/
public function test_bp_follow_get_followers()
{
$u1 = $this->factory->user->create();
$u2 = $this->factory->user->create();
$u3 = $this->factory->user->create();
$u4 = $this->factory->user->create();
// let user 1 be followed by everyone
bp_follow_start_following(array('leader_id' => $u1, 'follower_id' => $u2));
bp_follow_start_following(array('leader_id' => $u1, 'follower_id' => $u3));
bp_follow_start_following(array('leader_id' => $u1, 'follower_id' => $u4));
// get followers for user 1
bp_follow_get_followers(array('user_id' => $u1));
// assert
$this->assertEqualSets(array($u2, $u3, $u4), wp_cache_get($u1, 'bp_follow_user_followers_query'));
// one user stops following user 1
bp_follow_stop_following(array('leader_id' => $u1, 'follower_id' => $u4));
// make sure cache is invalidated
$this->assertEmpty(wp_cache_get($u1, 'bp_follow_user_followers_query'));
}
