<?php
/**
 * Clean paste: what comes from Google Docs, Word or a web page arrives as plain structure (assets/js/paste-clean.js).
 *
 * On by default, switched in the tab "Writing" (option of ThreeCE_Editor_Look).
 *
 * @package ThreeCE
 */

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

/**
 * Clean paste.
 */
class ThreeCE_Paste {

	const PLUGIN = 'threece_paste';

	/**
	 * Hooks.
	 */
	public static function init(): void {
		add_filter( 'mce_external_plugins', array( __CLASS__, 'tinymce_plugin' ), 20 );
		add_filter( 'tiny_mce_before_init', array( __CLASS__, 'tinymce_setting' ) );
	}

	/**
	 * TinyMCE plugin for everyone who edits posts.
	 *
	 * @param mixed $plugins TinyMCE plugins.
	 * @return mixed
	 */
	public static function tinymce_plugin( $plugins ) {
		if ( ! is_array( $plugins ) || ! current_user_can( 'edit_posts' ) ) {
			return $plugins;
		}
		$plugins[ self::PLUGIN ] = THREECE_URL . 'assets/js/paste-clean.js?ver=' . rawurlencode( THREECE_VERSION );
		return $plugins;
	}

	/**
	 * Tells the plugin whether to clean.
	 *
	 * @param array<string, mixed> $init TinyMCE settings.
	 * @return array<string, mixed>
	 */
	public static function tinymce_setting( $init ) {
		$init['threece_clean_paste'] = ThreeCE_Editor_Look::settings()['clean_paste'];
		return $init;
	}
}