File "class-normalize.php"

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<?php
/**
 * Normalize
 *
 * @package   WP Grid Builder
 * @author    Loïc Blascos
 * @copyright 2019-2022 Loïc Blascos
 */

namespace WP_Grid_Builder\FrontEnd;

use WP_Grid_Builder\Includes\I18n;
use WP_Grid_Builder\Includes\Animations;

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Normalize grid settings
 *
 * @class WP_Grid_Builder\FrontEnd\Normalize
 * @since 1.0.0
 */
final class Normalize implements Models\Normalize_Interface {

	/**
	 * Holds grid settings
	 *
	 * @since 1.0.0
	 * @access protected
	 *
	 * @var array
	 */
	protected $settings = [];

	/**
	 * Constructor
	 *
	 * @since 1.0.0
	 * @access public
	 *
	 * @param object Settings $settings Settings class instance.
	 */
	public function __construct( Settings $settings ) {

		$this->settings = $settings;

	}

	/**
	 * Parse settings
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function parse() {

		$this->settings->query();

		$this->default_settings();
		$this->global_settings();
		$this->default_thumb();
		$this->card_sizes();
		$this->animations();
		$this->lazy_load();
		$this->set_lang();

	}

	/**
	 * Normalize grid default settings
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function default_settings() {

		// Get default grid settings.
		$defaults = require WPGB_PATH . 'admin/settings/defaults/grid.php';
		// Get settings vars.
		$settings = get_object_vars( $this->settings );
		// Normalize settings with defaults.
		$settings = wp_parse_args( $settings, $defaults );

		// Merge parsed settings.
		foreach ( $settings as $key => $val ) {
			$this->settings->{$key} = $val;
		}
	}

	/**
	 * Normalize global settings and merge to grid settings
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function global_settings() {

		// Get default global settings.
		$settings = wpgb_get_options();

		// Merge parsed settings.
		foreach ( $settings as $key => $val ) {
			$this->settings->{$key} = $val;
		}
	}

	/**
	 * Get default thumbnail
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function default_thumb() {

		if ( empty( $this->settings->default_thumbnail ) ) {
			return;
		}

		$id    = $this->settings->default_thumbnail;
		$size  = wp_is_mobile() ? $this->settings->thumbnail_size_mobile : $this->settings->thumbnail_size;
		$thumb = wp_get_attachment_image_src( $id, $size, false );
		$full  = wp_get_attachment_image_src( $id, 'full' );

		$this->settings->default_thumbnail = [
			'title'       => '',
			'caption'     => '',
			'description' => '',
			'mime_type'   => get_post_mime_type( $id ),
			'alt'         => get_post_meta( $id, '_wp_attachment_image_alt', true ),
			'sizes'       => [
				'thumbnail' => [
					'url'    => isset( $thumb[0] ) ? $thumb[0] : null,
					'width'  => isset( $thumb[1] ) ? $thumb[1] : null,
					'height' => isset( $thumb[2] ) ? $thumb[2] : null,
				],
				'full'      => [
					'url'    => isset( $full[0] ) ? $full[0] : null,
					'width'  => isset( $full[1] ) ? $full[1] : null,
					'height' => isset( $full[2] ) ? $full[2] : null,
				],
			],
		];

	}

	/**
	 * Normalize card sizes
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function card_sizes() {

		$gutter = 0;
		$sizes  = [];

		foreach ( (array) $this->settings->card_sizes as $index => $size ) {

			if ( 0 === $index ) {
				$size['browser'] = 9999;
			}

			if ( empty( $size['browser'] ) ) {
				continue;
			}

			if ( isset( $size['gutter'] ) && (int) $size['gutter'] > -1 ) {
				$gutter = $size['gutter'];
			}

			$browser = (int) $size['browser'];
			$width   = ! empty( $size['ratio']['x'] ) ? (int) $size['ratio']['x'] : 4;
			$height  = ! empty( $size['ratio']['y'] ) ? (int) $size['ratio']['y'] : 3;
			$ratio   = $width / max( 1, $height );
			$ratio   = number_format( $ratio, 5 );

			$sizes[ $browser ] = [
				'columns' => (int) $size['columns'],
				'height'  => (int) $size['height'],
				'gutter'  => (int) $gutter,
				'ratio'   => (string) $ratio, // Prevent PHP floating error.
			];

		}

		// Reassign adjusted sizes.
		$this->settings->card_sizes = $sizes;

	}

	/**
	 * Normalize animation and transition
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function animations() {

		$animation = $this->settings->animation;

		if ( empty( $animation ) ) {
			return;
		}

		$animation = Animations::get( $animation );

		if ( ! isset( $animation['visible'], $animation['hidden'] ) ) {
			return;
		}

		$hidden  = '';
		$visible = '';

		if ( 'custom' === $this->settings->timing_function ) {
			$this->settings->timing_function = $this->settings->cubic_bezier_function;
		}

		$animation['visible']['transition'] = absint( $this->settings->transition ) . 'ms ' . $this->settings->timing_function;
		$animation['visible']['transition-property'] = 'transform, opacity;';

		foreach ( $animation['hidden'] as $prop => $val ) {
			$hidden .= sanitize_key( $prop ) . ':' . esc_attr( $val ) . ';';
		}

		foreach ( $animation['visible'] as $prop => $val ) {
			$visible .= sanitize_key( $prop ) . ':' . esc_attr( $val ) . ';';
		}

		$this->settings->reveal = 1;
		$this->settings->animation = [
			'hidden'  => $hidden,
			'visible' => $visible,
		];

	}

	/**
	 * Check lazy load compatibility
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function lazy_load() {

		// Remove lazy load if AMP page (with AMP for WordPress plugin).
		if ( function_exists( 'is_amp_endpoint' ) && is_amp_endpoint() ) {
			$this->settings->lazy_load = false;
		}
	}

	/**
	 * Set lang parameter to properly query
	 *
	 * @since 1.0.0
	 * @access public
	 */
	public function set_lang() {

		if ( empty( $this->settings->lang ) ) {
			$this->settings->lang = I18n::current_lang();
		}
	}
}