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

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<?php
/**
* Twenty Twenty Custom CSS
*
* @package WordPress
* @subpackage Twenty_Twenty
* @since 1.0.0
*/
if ( ! function_exists( 'twentytwenty_generate_css' ) ) {
/**
* Generate CSS.
*
* @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.
*/
function twentytwenty_generate_css( $selector, $style, $value, $prefix = '', $suffix = '', $echo = true ) {
$return = '';
/*
* Bail early if we have no $selector elements or properties and $value.
*/
if ( ! $value || ! $selector ) {
return;
}
$return = sprintf( '%s { %s: %s; }', $selector, $style, $prefix . $value . $suffix );
if ( $echo ) {
echo $return; //phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- We need to double check this, but for now, we want to pass PHPCS ;)
}
return $return;
}
}
if ( ! function_exists( 'twentytwenty_get_customizer_css' ) ) {
/**
* Get CSS Built from Customizer Options.
* Build CSS reflecting colors, fonts and other options set in the Customizer, and return them for output.
*
* @param string $type Whether to return CSS for the "front-end", "block-editor" or "classic-editor".
*/
function twentytwenty_get_customizer_css( $type = 'front-end' ) {
// Get variables.
$body = sanitize_hex_color( twentytwenty_get_color_for_area( 'content', 'text' ) );
$body_default = '#000000';
$accent = sanitize_hex_color( twentytwenty_get_color_for_area( 'content', 'accent' ) );
$accent_default = '#cd2653';
/**
* Filters the CSS selectors targeting button component on frontend to apply common css
*
* @since 1.0.0
*
* @param string $string The comma separated string of all CSS selectors targeting button component
*/
$buttons_targets = apply_filters( 'twentytwenty_buttons_targets_front_end', 'button, .button, .faux-button, .wp-block-button__link, .wp-block-file__button, input[type=\'button\'], input[type=\'reset\'], input[type=\'submit\']' );
// Header.
$header_footer_text = sanitize_hex_color( twentytwenty_get_color_for_area( 'header-footer', 'text' ) );
$header_footer_accent = sanitize_hex_color( twentytwenty_get_color_for_area( 'header-footer', 'accent' ) );
// Cover.
$cover = sanitize_hex_color( get_theme_mod( 'cover_template_overlay_text_color' ) );
$cover_default = '#ffffff';
// Background.
$background = sanitize_hex_color_no_hash( get_theme_mod( 'background_color' ) );
$background_default = 'f5efe0';
ob_start();
/**
* Note Styles are applied in this order:
* 1. Element specific
* 2. Helper classes
*
* This enables all helper classes to overwrite base element styles,
* meaning that any color classes applied in the block editor will
* have a higher priority than the base element styles.
*/
// Front-End Styles.
if ( 'front-end' === $type ) {
// Auto-calculated colors.
$elements_definitions = twentytwenty_get_elements_array();
foreach ( $elements_definitions as $context => $props ) {
foreach ( $props as $key => $definitions ) {
foreach ( $definitions as $property => $elements ) {
/*
* If we don't have an elements array or it is empty
* then skip this iteration early;
*/
if ( ! is_array( $elements ) || empty( $elements ) ) {
continue;
}
$val = twentytwenty_get_color_for_area( $context, $key );
if ( $val ) {
twentytwenty_generate_css( implode( ',', $elements ), $property, $val );
}
}
}
}
if ( $cover && $cover !== $cover_default ) {
twentytwenty_generate_css( '.overlay-header .header-inner', 'color', $cover );
twentytwenty_generate_css( '.cover-header .entry-header *', 'color', $cover );
}
// Block Editor Styles.
} elseif ( 'block-editor' === $type ) {
// Colors.
// Accent color.
if ( $accent && $accent !== $accent_default ) {
twentytwenty_generate_css( '.editor-styles-wrapper a, .editor-styles-wrapper .has-drop-cap:not(:focus):first-letter', 'color', $accent );
twentytwenty_generate_css( '.editor-styles-wrapper blockquote, .editor-styles-wrapper .wp-block-quote', 'border-color', $accent, '', ' !important' );
twentytwenty_generate_css( '.editor-styles-wrapper .wp-block-file .wp-block-file__textlink', 'color', $accent );
twentytwenty_generate_css( $buttons_targets, 'background', $accent );
twentytwenty_generate_css( '.editor-styles-wrapper .wp-block-button.is-style-outline .wp-block-button__link', 'border-color', $accent );
twentytwenty_generate_css( '.editor-styles-wrapper .wp-block-button.is-style-outline .wp-block-button__link', 'color', $accent );
}
// Background color.
if ( $background && $background !== $background_default ) {
twentytwenty_generate_css( '.editor-styles-wrapper', 'background', '#' . $background );
}
// Text color.
if ( $body && $body !== $body_default ) {
twentytwenty_generate_css( 'body .editor-styles-wrapper, body .editor-post-title__block, body .editor-post-title__input, body textarea, .editor-post-title__block .editor-post-title__input', 'color', $body );
}
} elseif ( 'classic-editor' === $type ) {
// Colors.
// Accent color.
if ( $accent && $accent !== $accent_default ) {
twentytwenty_generate_css( 'body#tinymce.wp-editor a', 'color', $accent );
twentytwenty_generate_css( 'body#tinymce.wp-editor blockquote, body#tinymce.wp-editor .wp-block-quote', 'border-color', $accent, '', ' !important' );
twentytwenty_generate_css( $buttons_targets, 'background-color', $accent );
}
// Background color.
if ( $background && $background !== $background_default ) {
twentytwenty_generate_css( 'body#tinymce.wp-editor', 'background', '#' . $background );
}
}
// Return the results.
return ob_get_clean();
}
}