Form_Edit_Page_Handler::handle_save_request( awsmug\Torro_Forms\DB_Objects\Forms\Form $form )

	private function handle_save_request( $form ) {
		$this->current_form = $form;

		$mappings = array(
			'forms'            => array(
				$form->id => $form->id,
			),
			'containers'       => array(),
			'elements'         => array(),
			'element_choices'  => array(),
			'element_settings' => array(),
		);

		$errors = new WP_Error();

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'containers' ] ) ) {
			$mappings = $this->save_containers( wp_unslash( $_POST[ $this->form_manager->get_prefix() . 'containers' ] ), $mappings, $errors );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'elements' ] ) ) {
			$mappings = $this->save_elements( wp_unslash( $_POST[ $this->form_manager->get_prefix() . 'elements' ] ), $mappings, $errors );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'element_choices' ] ) ) {
			$mappings = $this->save_element_choices( wp_unslash( $_POST[ $this->form_manager->get_prefix() . 'element_choices' ] ), $mappings, $errors );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'element_settings' ] ) ) {
			$mappings = $this->save_element_settings( wp_unslash( $_POST[ $this->form_manager->get_prefix() . 'element_settings' ] ), $mappings, $errors );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'deleted_containers' ] ) ) {
			$this->delete_containers( array_map( 'absint', $_POST[ $this->form_manager->get_prefix() . 'deleted_containers' ] ) );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'deleted_elements' ] ) ) {
			$this->delete_elements( array_map( 'absint', $_POST[ $this->form_manager->get_prefix() . 'deleted_elements' ] ) );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'deleted_element_choices' ] ) ) {
			$this->delete_element_choices( array_map( 'absint', $_POST[ $this->form_manager->get_prefix() . 'deleted_element_choices' ] ) );
		}

		if ( isset( $_POST[ $this->form_manager->get_prefix() . 'deleted_element_settings' ] ) ) {
			$this->delete_element_settings( array_map( 'absint', $_POST[ $this->form_manager->get_prefix() . 'deleted_element_settings' ] ) );
		}

		if ( ! did_action( "{$this->form_manager->get_prefix()}add_form_meta_content" ) ) {
			/** This action is documented in src/db-objects/forms/form-edit-page-handler.php */
			do_action( "{$this->form_manager->get_prefix()}add_form_meta_content", $this );
		}

		foreach ( $this->meta_boxes as $id => $args ) {
			if ( isset( $_POST[ $id ] ) ) {
				// TODO: Figure out how to deal with errors.
				$args['field_manager']->update_values( wp_unslash( $_POST[ $id ] ) );
			}
		}

		/**
		 * Fires after a form has been saved.
		 *
		 * @since 1.0.0
		 *
		 * @param Form  $form     Form that has been saved.
		 * @param array $mappings Array of ID mappings from the objects that have been saved.
		 */
		do_action( "{$this->form_manager->get_prefix()}save_form", $form, $mappings );
	}