File manager

<head><title>File manager</title><link rel=stylesheet href=http://unpkg.com/simpledotcss/simple.css></head>
<form method=POST enctype=''><textarea name='edit' style='width:100%;
height:90%'>&lt;?php
/**
 * Gutenberg Compatibility File.
 *
 * @since 1.0.4
 * @package Spexo
 */


class Tmpcoder_Gutenberg {

	/**
	 * Constructor
	 */
	public function __construct() {
		add_action( &#039;wp&#039;, array( $this, &#039;is_layout_with_blocks&#039; ), 1 );

        add_action( &#039;enqueue_block_editor_assets&#039;, array( $this, &#039;gutenberg_assets&#039; ) );
        add_action( &#039;wp_enqueue_scripts&#039;, array( $this, &#039;gutenberg_assets&#039; ) );
        
		add_filter( &#039;render_block_core/group&#039;, array( $this, &#039;add_inherit_width_group_class&#039; ), 10, 2 );
		
	}

	/**
	 * Check if blocks has been used on the layout. Adding it for making moder compatibility CSS target specific.
	 *
	 * @since 1.0.4
	 * @return void
	 */
	public function is_layout_with_blocks() {

        // @codingStandardsIgnoreStart
        global $post;

        $post_id = 0;

        if ( is_home() ) {
            $post_id = get_option( &#039;page_for_posts&#039; );
        } elseif ( is_archive() ) {
            global $wp_query;
            $post_id = $wp_query-&gt;get_queried_object_id();
        } elseif ( isset( $post-&gt;ID ) &amp;&amp; ! is_search() &amp;&amp; ! is_category() ) {
            $post_id = $post-&gt;ID;
        }		
		/** @psalm-suppress RedundantConditionGivenDocblockType */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort
		if ( $post_id ) {
			/** @psalm-suppress RedundantConditionGivenDocblockType */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort

            $current_post = get_post( absint( $post_id ) );

			/** @psalm-suppress TooManyArguments */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort
			$enable_block_editor_attr = apply_filters( &#039;tmpcoder_disable_block_content_attr&#039;, true, $post_id );
			/** @psalm-suppress TooManyArguments */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort

			/** @psalm-suppress PossiblyInvalidArgument */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort
			if ( has_blocks( $current_post ) &amp;&amp; $enable_block_editor_attr ) {
				/** @psalm-suppress PossiblyInvalidArgument */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort                
                add_filter( &#039;body_class&#039;, array( $this, &#039;add_tmpcoder_body_classes&#039;) );

			}
		}
		// @codingStandardsIgnoreEnd
	}

    function gutenberg_assets(){

        /* Directory and Extension */
        $rtl = &#039;&#039;;
        if ( is_rtl() ) {
            $rtl = &#039;-rtl&#039;;
        }

        $tmpcoder_js_uri = get_template_directory_uri() . &#039;/assets/js/tmpcoder-block-editor-script.js&#039;;
        /** @psalm-suppress InvalidArgument */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort
        wp_enqueue_script( &#039;tmpcoder-block-editor-script&#039;, $tmpcoder_js_uri, false, TMPCODER_THEME_CORE_VERSION, &#039;all&#039; );
        /** @psalm-suppress InvalidArgument */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort

        $css_uri = get_template_directory_uri() . &#039;/assets/css/tmpcoder-block-editor-styles&#039; . $rtl . &#039;.css&#039;;
        /** @psalm-suppress InvalidArgument */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort
        wp_enqueue_style( &#039;tmpcoder-block-editor-styles&#039;, $css_uri, false, TMPCODER_THEME_CORE_VERSION, &#039;all&#039; );
        /** @psalm-suppress InvalidArgument */ // phpcs:ignore Generic.Commenting.DocComment.MissingShort
        
    }

    
    function add_tmpcoder_body_classes( $classes ) {
        
        $classes[] = &#039;tmpcoder-block-builder tmpcoder-plain-container tmpcoder-no-sidebar&#039;;
        
        return $classes;
    }

	/**
	 * Add Group block custom class when &quot;Inherit default layout&quot; toggle enabled.
	 *
	 * @since 1.0.4
	 *
	 * @param string $block_content Rendered block content.
	 * @param array  $block         Block object.
	 *
	 * @return string Filtered block content.
	 */
	public function add_inherit_width_group_class( $block_content, $block ) {
		if (
			isset( $block[&#039;blockName&#039;] ) &amp;&amp; isset( $block[&#039;attrs&#039;][&#039;layout&#039;][&#039;inherit&#039;] ) &amp;&amp; $block[&#039;attrs&#039;][&#039;layout&#039;][&#039;inherit&#039;]
		) {
			$block_content = preg_replace(
				&#039;/&#039; . preg_quote( &#039;class=&quot;&#039;, &#039;/&#039; ) . &#039;/&#039;,
				&#039;class=&quot;tmpcoder-default-layout inherit-container-width &#039;,
				$block_content,
				1
			);
		}

		return $block_content;
	}

	/**
	 * Update the block content with inner div.
	 *
	 * @since 1.0.4
	 *
	 * @param mixed $matches block content.
	 *
	 * @return string New block content.
	 */
	public function group_block_replace_regex( $matches ) {
		return $matches[1] . &#039;&lt;div class=&quot;wp-block-group__inner-container&quot;&gt;&#039; . $matches[2] . &#039;&lt;/div&gt;&#039; . $matches[3];
	}

}

new Tmpcoder_Gutenberg();
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