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<?php
/**
* Handles Google Fonts enqueueing.
*
* Author: Andrei Baicus <andrei@themeisle.com>
* Created on: 22/08/2018
*
* @package Neve\Views
*/
namespace Neve\Views;
/**
* Class Typography
*
* @package Neve\Views
*/
class Font_Manager extends Base_View {
/**
* The font families buffer.
*
* @var array
*/
static $font_families = array();
/**
* Add a google font.
*
* @param string $font_family font family.
* @param string $font_weight font weight.
*/
final static function add_google_font( $font_family, $font_weight = '400' ) {
if ( empty( $font_family ) ) {
return;
}
if ( ! in_array( $font_weight, [ '100', '200', '300', '400', '500', '600', '700', '800', '900' ], true ) ) {
$font_weight = '400';
}
if ( array_key_exists( $font_family, self::$font_families ) ) {
self::$font_families[ $font_family ][] = $font_weight;
self::$font_families[ $font_family ] = array_unique( self::$font_families[ $font_family ] );
return;
}
self::$font_families[ $font_family ] = [ $font_weight ];
}
/**
* Function that is run after instantiation.
*
* @return void
*/
public function init() {
add_action( 'wp_enqueue_scripts', array( $this, 'register_google_fonts' ), 200 );
add_action( 'enqueue_block_editor_assets', array( $this, 'register_google_fonts' ), 200 );
}
/**
* Register the fonts that are selected in customizer.
*/
public function register_google_fonts() {
foreach ( self::$font_families as $font_family => $font_weights ) {
$this->enqueue_google_font( $font_family, $font_weights );
}
}
/**
* Enqueues a Google Font
*
* @param string $font font string.
* @param array $weights font weights.
*
* @since 1.1.38
*/
private function enqueue_google_font( $font, $weights = [] ) {
// Get list of all Google Fonts.
$google_fonts = neve_get_google_fonts();
// Make sure font is in our list of fonts.
if ( ! $google_fonts || ! in_array( $font, $google_fonts, true ) ) {
return;
}
// Make sure 400 font weight is always included.
$weights = array_unique( array_merge( $weights, [ '400' ] ) );
// Sanitize font name.
$url_string = trim( $font );
$base_url = '//fonts.googleapis.com/css';
// Add weights to URL.
if ( ! empty( $weights ) ) {
$url_string .= ':' . implode( ',', $weights );
}
$query_args = array(
'family' => urlencode( $url_string ),
'display' => 'swap',
);
$subsets = [
'ru_RU' => 'cyrillic',
'bg_BG' => 'cyrillic',
'he_IL' => 'hebrew',
'el' => 'greek',
'vi' => 'vietnamese',
'uk' => 'cyrillic',
'cs_CZ' => 'latin-ext',
'ro_RO' => 'latin-ext',
'pl_PL' => 'latin-ext',
];
$locale = get_locale();
if ( isset( $subsets[ $locale ] ) ) {
$query_args['subset'] = urlencode( $subsets[ $locale ] );
}
$url = add_query_arg( $query_args, $base_url );
// Enqueue style
wp_enqueue_style( 'neve-google-font-' . str_replace( ' ', '-', strtolower( $font ) ), $url, array(), false );
}
}