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function make_site_theme_from_default( $theme_name, $template ) {
	$site_dir    = WP_CONTENT_DIR . "/themes/$template";
	$default_dir = WP_CONTENT_DIR . '/themes/' . WP_DEFAULT_THEME;

	/*
	 * Copy files from the default theme to the site theme.
	 * $files = array( 'index.php', 'comments.php', 'comments-popup.php', 'footer.php', 'header.php', 'sidebar.php', 'style.css' );
	 */

	$theme_dir = @opendir( $default_dir );
	if ( $theme_dir ) {
		while ( ( $theme_file = readdir( $theme_dir ) ) !== false ) {
			if ( is_dir( "$default_dir/$theme_file" ) ) {
				continue;
			}

			if ( ! copy( "$default_dir/$theme_file", "$site_dir/$theme_file" ) ) {
				return;
			}

			chmod( "$site_dir/$theme_file", 0777 );
		}

		closedir( $theme_dir );
	}

	// Rewrite the theme header.
	$stylelines = explode( "\n", implode( '', file( "$site_dir/style.css" ) ) );
	if ( $stylelines ) {
		$f = fopen( "$site_dir/style.css", 'w' );

		$headers = array(
			'Theme Name:'  => $theme_name,
			'Theme URI:'   => __get_option( 'url' ),
			'Description:' => 'Your theme.',
			'Version:'     => '1',
			'Author:'      => 'You',
		);

		foreach ( $stylelines as $line ) {
			foreach ( $headers as $header => $value ) {
				if ( str_contains( $line, $header ) ) {
					$line = $header . ' ' . $value;
					break;
				}
			}

			fwrite( $f, $line . "\n" );
		}

		fclose( $f );
	}

	// Copy the images.
	umask( 0 );
	if ( ! mkdir( "$site_dir/images", 0777 ) ) {
		return false;
	}

	$images_dir = @opendir( "$default_dir/images" );
	if ( $images_dir ) {
		while ( ( $image = readdir( $images_dir ) ) !== false ) {
			if ( is_dir( "$default_dir/images/$image" ) ) {
				continue;
			}

			if ( ! copy( "$default_dir/images/$image", "$site_dir/images/$image" ) ) {
				return;
			}

			chmod( "$site_dir/images/$image", 0777 );
		}

		closedir( $images_dir );
	}
}