<?php
/**
 * Plugin Name:       GStore Shortcodes
 * Description:       Shortcodes for the GStore theme: home page blocks (categories, tiles and product rows) and header and footer pieces for Elementor Header & Footer Builder. Requires the GStore theme.
 * Version:           1.0.1
 * Requires at least: 6.4
 * Requires PHP:      7.4
 * Author:            GMETI
 * Author URI:        https://gmeti.com
 * License:           GPLv2 or later
 * License URI:       https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain:       gstore-shortcodes
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

define( 'GSTORE_SHORTCODES_VERSION', '1.0.1' );

/**
 * Etiquetas y atributos que pueden salir de los shortcodes: los de una entrada más los iconos SVG
 * y el formulario de búsqueda del tema.
 *
 * @return array
 */
function gstore_shortcodes_allowed_html() {
	static $allowed = null;
	if ( null !== $allowed ) {
		return $allowed;
	}
	$common  = array(
		'id'                  => true,
		'class'               => true,
		'style'               => true,
		'title'               => true,
		'role'                => true,
		'hidden'              => true,
		'tabindex'            => true,
		'aria-label'          => true,
		'aria-hidden'         => true,
		'aria-haspopup'       => true,
		'aria-expanded'       => true,
		'aria-selected'       => true,
		'aria-current'        => true,
		'data-*'              => true,
		'data-no-translation' => true,
		'translate'           => true,
		'dir'                 => true,
	);
	$svg     = array( 'fill' => true, 'stroke' => true, 'stroke-width' => true, 'stroke-linecap' => true, 'stroke-linejoin' => true );
	$allowed = wp_kses_allowed_html( 'post' );
	foreach ( array( 'a', 'span', 'div', 'ul', 'li', 'nav', 'small', 'strong', 'button', 'label' ) as $tag ) {
		$allowed[ $tag ] = array_merge( isset( $allowed[ $tag ] ) ? $allowed[ $tag ] : array(), $common );
	}
	$allowed['a']      = array_merge( $allowed['a'], array( 'href' => true, 'hreflang' => true, 'lang' => true, 'rel' => true, 'target' => true ) );
	$allowed['button'] = array_merge( $allowed['button'], array( 'type' => true ) );
	$allowed['label']  = array_merge( $allowed['label'], array( 'for' => true ) );
	$allowed['form']   = array_merge( $common, array( 'method' => true, 'action' => true, 'autocomplete' => true ) );
	$allowed['input']  = array_merge( $common, array( 'type' => true, 'name' => true, 'value' => true, 'placeholder' => true ) );
	$allowed['select'] = array_merge( $common, array( 'name' => true ) );
	$allowed['option'] = array( 'value' => true, 'selected' => true );
	$allowed['svg']    = array_merge( $common, $svg, array( 'viewbox' => true, 'xmlns' => true, 'width' => true, 'height' => true ) );
	$allowed['path']   = array_merge( $svg, array( 'd' => true ) );
	$allowed['circle'] = array_merge( $svg, array( 'cx' => true, 'cy' => true, 'r' => true ) );
	$allowed['rect']   = array_merge( $svg, array( 'x' => true, 'y' => true, 'width' => true, 'height' => true, 'rx' => true ) );
	// Imágenes de WordPress/WooCommerce con sus tamaños adaptables, y el precio de WooCommerce.
	$allowed['img'] = array_merge( isset( $allowed['img'] ) ? $allowed['img'] : array(), $common, array( 'src' => true, 'srcset' => true, 'sizes' => true, 'alt' => true, 'width' => true, 'height' => true, 'loading' => true, 'decoding' => true, 'fetchpriority' => true ) );
	$allowed['bdi'] = $common;
	return $allowed;
}

/**
 * Escapa el HTML que devuelve un shortcode.
 *
 * @param string $html HTML generado por las funciones del tema.
 * @return string
 */
function gstore_shortcodes_kses( $html ) {
	return wp_kses( (string) $html, gstore_shortcodes_allowed_html() );
}

// Solo con el tema GStore activo: los shortcodes usan sus funciones y sus textos.
add_action(
	'after_setup_theme',
	function () {
		if ( ! function_exists( 'gstore_t' ) || ! function_exists( 'gstore_part_search' ) ) {
			return;
		}
		require __DIR__ . '/includes/home-blocks.php';
		require __DIR__ . '/includes/header-parts.php';
	},
	20
);

add_action(
	'admin_notices',
	function () {
		if ( function_exists( 'gstore_t' ) || ! current_user_can( 'switch_themes' ) ) {
			return;
		}
		echo '<div class="notice notice-warning"><p><strong>GStore Shortcodes:</strong> ' . esc_html__( 'this plugin only works with the GStore theme active.', 'gstore-shortcodes' ) . '</p></div>';
	}
);