TableScreen.php 3.26 KB
<?php

namespace ACP\Export;

use AC;
use AC\Asset\Location;
use AC\ColumnRepository;
use AC\Registerable;
use ACP;
use ACP\Export\Asset\TableScriptFactory;
use ACP\Export\ColumnRepository\Filter;

class TableScreen implements Registerable {

	protected $location;

	public function __construct( Location $location ) {
		$this->location = $location;
	}

	public function register() {
		add_action( 'ac/table/list_screen', [ $this, 'load_list_screen' ] );
		add_filter( 'ac/table/body_class', [ $this, 'add_hide_export_button_class' ], 10, 2 );
	}

	/**
	 * Load a list screen and potentially attach the proper exporting information to it
	 */
	public function load_list_screen( AC\ListScreen $list_screen ): void {
		if ( ! self::is_exportable( $list_screen ) ) {
			return;
		}

		if ( $list_screen instanceof ListScreen ) {
			$list_screen->export()->attach();
		}

		add_action( 'ac/table', [ $this, 'register_screen_option' ] );
		add_action( 'ac/table_scripts', [ $this, 'scripts' ] );
	}

	public static function is_exportable( AC\ListScreen $list_screen ): bool {
		if ( ! $list_screen instanceof ListScreen || ! $list_screen->has_id() ) {
			return false;
		}

		$column_repository = new ColumnRepository( $list_screen );
		$columns = $column_repository->find_all( [
			'filter' => [
				new Filter\ExportableColumns(),
			],
		] );

		if ( ! $columns ) {
			return false;
		}

		$is_active = ! ( new HideOnScreen\Export() )->is_hidden( $list_screen );

		return ( new ApplyFilter\ListScreenActive( $list_screen ) )->apply_filters( $is_active );
	}

	public function scripts( AC\ListScreen $list_screen ): void {
		if ( ! $list_screen instanceof ListScreen ) {
			return;
		}

		$style = new AC\Asset\Style(
			'acp-export-listscreen',
			$this->location->with_suffix( 'assets/export/css/listscreen.css' )
		);
		$style->enqueue();

		$factory = new TableScriptFactory( $this->location );
		$factory->create( $list_screen )
		        ->enqueue();

	}

	public function register_screen_option( AC\Table\Screen $table ): void {
		$list_screen = $table->get_list_screen();

		$check_box = new AC\Form\Element\Checkbox( 'acp_export_show_export_button' );
		$check_box->set_options( [ 1 => __( 'Export Button', 'codepress-admin-columns' ) ] )
		          ->set_value( $this->get_export_button_setting( $list_screen ) ? 1 : 0 );

		$table->register_screen_option( $check_box );

		$button = new AC\Table\Button( 'export' );
		$button->set_label( __( 'Export to CSV', 'codepress-admin-columns' ) )
		       ->set_text( __( 'Export', 'codepress-admin-columns' ) )
		       ->set_url( '#' );

		$table->register_button( $button );
	}

	public function preferences(): UserPreference\ShowExportButton {
		return new UserPreference\ShowExportButton();
	}

	private function get_export_button_setting( AC\ListScreen $list_screen ): bool {
		$setting = $this->preferences()->get( $list_screen->get_key() );

		// No setting found, enable export
		if ( $setting === null ) {
			$setting = 1;
		}

		return 1 === $setting;
	}

	/**
	 * @param string          $classes
	 * @param AC\Table\Screen $table
	 *
	 * @return string
	 */
	public function add_hide_export_button_class( $classes, $table ) {
		if ( ! $this->get_export_button_setting( $table->get_list_screen() ) ) {
			$classes .= ' ac-hide-export-button';
		}

		return $classes;
	}

}