WordPress/wp-content/themes/twentytwentyone/inc/custom-css.php

43 lines
1.2 KiB
PHP

<?php
/**
* Custom CSS
*
* @package WordPress
* @subpackage Twenty_Twenty_One
* @since Twenty Twenty-One 1.0
*/
/**
* Generate CSS.
*
* @since Twenty Twenty-One 1.0
*
* @param string $selector The CSS selector.
* @param string $style The CSS style.
* @param string $value The CSS value.
* @param string $prefix The CSS prefix.
* @param string $suffix The CSS suffix.
* @param bool $echo Echo the styles.
* @return string
*/
function twenty_twenty_one_generate_css( $selector, $style, $value, $prefix = '', $suffix = '', $echo = true ) {
// Bail early if there is no $selector elements or properties and $value.
if ( ! $value || ! $selector ) {
return '';
}
$css = sprintf( '%s { %s: %s; }', $selector, $style, $prefix . $value . $suffix );
if ( $echo ) {
/*
* Note to reviewers: $css contains auto-generated CSS.
* It is included inside <style> tags and can only be interpreted as CSS on the browser.
* Using wp_strip_all_tags() here is sufficient escaping to avoid
* malicious attempts to close </style> and open a <script>.
*/
echo wp_strip_all_tags( $css ); // phpcs:ignore WordPress.Security.EscapeOutput
}
return $css;
}