pressbooks aldine theme the theme used for the front page or default book
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<?php
/**
* @package Aldine
*/
namespace Aldine\Actions;
/**
* Output custom colors as CSS variables.
*
* @return void
*/
function output_custom_colors() {
$colors = [
'primary',
'accent',
'primary_fg',
'accent_fg',
'header_text',
];
$values = [];
foreach ( $colors as $k ) {
$v = get_option( "pb_network_color_$k" );
if ( $v ) {
$values[ $k ] = $v;
}
}
$output = '';
if ( ! empty( $values ) ) {
$output .= '<style type="text/css">:root{';
foreach ( $values as $k => $v ) {
$k = str_replace( '_', '-', $k );
$output .= "--$k:$v;";
}
$output .= '}</style>';
}
echo $output;
}
/**
* Remove Admin Bar callback.
*/
function remove_admin_bar_callback() {
remove_action( 'wp_head', '_admin_bar_bump_cb' );
}