function process_bulk_action() {
		global $wpdb;

		$withdraw_page_url = admin_url( 'admin.php?page=dozent_withdrawals' );
		$date              = dozent_mysql_time();
		$redirect          = false;

		//Detect when a bulk action is being triggered...
		if ( 'delete' === $this->current_action() ) {
			$should_withdraw_delete = apply_filters( 'dozent_should_withdraw_delete', true );

			if ( $should_withdraw_delete ) {
				$withdraw_id = (int) sanitize_text_field( $_GET['withdraw_id'] );

				do_action( 'dozent_before_delete_withdraw', $withdraw_id );

				$wpdb->delete( $wpdb->dozent_withdrawal, array( 'withdraw_id' => $withdraw_id ) );

				do_action( 'dozent_after_delete_withdraw', $withdraw_id );

				$redirect = true;
			} else {
				wp_die( 'Items deleted (or they would be if we had items to delete)!' );
			}
		}


		/**
		 * Reject Withdraw
		 */
		if ( 'completed' === $this->current_action() ) {
			$withdraw_id = (int) sanitize_text_field( $_GET['withdraw_id'] );
			$withdraw = $wpdb->get_row( "SELECT * FROM {$wpdb->dozent_withdrawal} WHERE withdraw_id = {$withdraw_id} " );
			if ( ! $withdraw || $withdraw->status === 'completed' ) {
				return;
			}

			do_action( 'dozent_before_completed_withdraw', $withdraw_id );

			$wpdb->update( $wpdb->dozent_withdrawal, array( 'status' => 'completed', 'updated_at' => $date ),
				array( 'withdraw_id' => $withdraw_id ) );

			do_action( 'dozent_after_completed_withdraw', $withdraw_id );

			$redirect = true;
		}

		/**
		 * Rejected
		 */
		if ( 'rejected' === $this->current_action() ) {
			$withdraw_id = (int) sanitize_text_field( $_GET['withdraw_id'] );
			$withdraw
			             = $wpdb->get_row( "SELECT * FROM {$wpdb->dozent_withdrawal} WHERE withdraw_id = {$withdraw_id} " );
			if ( ! $withdraw || $withdraw->status === 'rejected' ) {
				return;
			}

			do_action( 'dozent_before_rejected_withdraw', $withdraw_id );

			$wpdb->update( $wpdb->dozent_withdrawal, array( 'status' => 'rejected', 'updated_at' => $date ),
				array( 'withdraw_id' => $withdraw_id ) );

			do_action( 'dozent_after_rejected_withdraw', $withdraw_id );

			$redirect = true;
		}

		if ( $redirect ) {
			die( "<script>location.href='{$withdraw_page_url}';</script>" );
		}
	}