<?php
/**
 * Plugin Name:       Advance Block Extend
 * Description:       The creative and advance blocks for the Gutenberg.
 * Version:           1.1.0
 * Requires at least: 6.6
 * Requires PHP:      7.4
 * Author:            Jaydip
 * Author URI:        https://www.linkedin.com/in/thejaydip/
 * License:           GPLv2
 * License URI:       https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain:       advance-block-extend
 *
 * @package Advance_Block_Extend
 */

defined( 'ABSPATH' ) || exit;

if ( ! defined( 'ADVANCE_BLOCK_EXTEND_VERSION' ) ) {
	define( 'ADVANCE_BLOCK_EXTEND_VERSION', '1.1.0' );
}
if ( ! defined( 'ADVANCE_BLOCK_EXTEND_PATH' ) ) {
	define( 'ADVANCE_BLOCK_EXTEND_PATH', plugin_dir_path( __FILE__ ) );
}
if ( ! defined( 'ADVANCE_BLOCK_EXTEND_URL' ) ) {
	define( 'ADVANCE_BLOCK_EXTEND_URL', plugin_dir_url( __FILE__ ) );
}

if ( ! function_exists( 'advance_block_extend_sanitize_css_color' ) ) {

	/**
	 * Allow only hex, rgb(a) and hsl(a) colour values. Anything else returns ''.
	 *
	 * Used before a block attribute is printed inside a style attribute.
	 *
	 * @param mixed $color Raw colour value.
	 * @return string Safe colour value or empty string.
	 */
	function advance_block_extend_sanitize_css_color( $color ) {
		$color = is_string( $color ) ? trim( $color ) : '';

		if ( '' === $color ) {
			return '';
		}
		if ( preg_match( '/^#([0-9a-f]{3}|[0-9a-f]{4}|[0-9a-f]{6}|[0-9a-f]{8})$/i', $color ) ) {
			return $color;
		}
		if ( preg_match( '/^(rgb|hsl)a?\(\s*[0-9.]+%?\s*,\s*[0-9.]+%?\s*,\s*[0-9.]+%?\s*(,\s*[0-9.]+%?\s*)?\)$/i', $color ) ) {
			return $color;
		}

		return '';
	}
}

require_once ADVANCE_BLOCK_EXTEND_PATH . 'includes/render-posts.php';

if ( ! class_exists( 'Advance_Block_Extend' ) ) {

	/**
	 * Registers the plugin blocks.
	 */
	final class Advance_Block_Extend {

		/**
		 * Block folders inside /block. Each folder contains a block.json file.
		 *
		 * @var string[]
		 */
		const BLOCKS = array( 'posts', 'profile', 'transform', 'heading', 'button', 'cover-image' );

		/**
		 * Hook into WordPress.
		 */
		public static function init() {
			add_filter( 'block_categories_all', array( __CLASS__, 'register_category' ) );
			add_action( 'init', array( __CLASS__, 'register_blocks' ) );
		}

		/**
		 * Add the plugin block category.
		 *
		 * @param array $categories Existing block categories.
		 * @return array
		 */
		public static function register_category( $categories ) {
			foreach ( $categories as $category ) {
				if ( isset( $category['slug'] ) && 'gutenberg-extend' === $category['slug'] ) {
					return $categories;
				}
			}

			$categories[] = array(
				'slug'  => 'gutenberg-extend',
				'title' => __( 'Advance Block Extend', 'advance-block-extend' ),
			);

			return $categories;
		}

		/**
		 * Register the shared Font Awesome stylesheet and every block from its block.json.
		 */
		public static function register_blocks() {
			// Only loaded where a block lists this handle in its block.json "style".
			wp_register_style(
				'advance-block-extend-fontawesome',
				ADVANCE_BLOCK_EXTEND_URL . 'font-awesome.css',
				array(),
				'4.7.0'
			);

			foreach ( self::BLOCKS as $slug ) {
				register_block_type( ADVANCE_BLOCK_EXTEND_PATH . 'block/' . $slug );
			}
		}
	}

	Advance_Block_Extend::init();
}