get_form_setting( 'sub_limit_number' ); if ( !$sub_limit or empty ( $sub_limit ) ) return false; $args = array( 'form_id' => $form_id, 'action' => 'submit', ); $sub_count = ninja_forms_get_sub_count( $args ); if ( $sub_count >= $sub_limit ) { $ninja_forms_loading->update_form_setting( 'sub_limit_reached', true ); } } add_action( 'ninja_forms_display_init', 'nf_check_sub_limit' ); /** * Function that filters the display variable and returns false if sub limit has been reached. * @param bool $display * @param string $form_id * @since 2.5 * @return string $display */ function nf_sub_limit_display_filter( $display, $form_id ) { global $ninja_forms_loading; if ( ! isset( $ninja_forms_loading ) ) return $display; if ( $ninja_forms_loading->get_form_setting( 'sub_limit_reached' ) ) { $display = 0; } return $display; } add_filter( 'ninja_forms_display_show_form', 'nf_sub_limit_display_filter', 10, 2 ); /** * Function that echoes the sub limit reached message if necessary. * @param string $form_id * @since 2.5 * @return void */ function nf_sub_limit_display_msg( $form_id ) { global $ninja_forms_loading; if ( ! isset( $ninja_forms_loading ) ) return false; if ( $ninja_forms_loading->get_form_setting( 'sub_limit_reached' ) ) { $msg = $ninja_forms_loading->get_form_setting( 'sub_limit_msg' ); $msg = wpautop( $msg ); $msg = do_shortcode( $msg ); $msg = '

' . $msg . '

'; $msg = apply_filters( 'nf_sub_limit_reached_msg', $msg, $form_id ); echo $msg; } } add_action( 'ninja_forms_display_user_not_logged_in', 'nf_sub_limit_display_msg' );