| 1 |
<?php |
| 2 |
|
| 3 |
// Exit if accessed directly. |
| 4 |
if ( ! defined( 'ABSPATH' ) ) { |
| 5 |
exit; |
| 6 |
} |
| 7 |
|
| 8 |
if ( ! class_exists( 'blockspare_Google_Fonts' ) ) { |
| 9 |
class blockspare_Google_Fonts { |
| 10 |
|
| 11 |
function __construct() { |
| 12 |
add_action( 'wp_head', array( $this, 'enqueue_frontend_block_fonts' ), 100 ); |
| 13 |
} |
| 14 |
|
| 15 |
public function enqueue_frontend_block_fonts() { |
| 16 |
|
| 17 |
|
| 18 |
if ( ! apply_filters( 'blockspare_enqueue_fonts', true ) ) { |
| 19 |
return; |
| 20 |
} |
| 21 |
|
| 22 |
if ( is_single() || is_page() || is_404() ) { |
| 23 |
global $post; |
| 24 |
if ( is_object( $post ) && property_exists( $post, 'post_content' ) ) { |
| 25 |
$this->_enqueue_frontend_block_fonts( $post->post_content ); |
| 26 |
} |
| 27 |
} elseif ( is_archive() || is_home() || is_search() ) { |
| 28 |
global $wp_query; |
| 29 |
foreach ( $wp_query as $post ) { |
| 30 |
if ( is_object( $post ) && property_exists( $post, 'post_content' ) ) { |
| 31 |
$this->_enqueue_frontend_block_fonts( $post->post_content ); |
| 32 |
} |
| 33 |
} |
| 34 |
} |
| 35 |
} |
| 36 |
|
| 37 |
public function _enqueue_frontend_block_fonts( $content ) { |
| 38 |
$blocks = parse_blocks( $content ); |
| 39 |
$google_fonts = $this->gather_google_fonts( $blocks ); |
| 40 |
$this->enqueue_google_fonts( $google_fonts ); |
| 41 |
} |
| 42 |
|
| 43 |
public function is_web_font( $font_name ) { |
| 44 |
return ! in_array( strtolower( $font_name ), [ 'serif', 'sans-serif', 'monospace', 'serif-alt' ] ); |
| 45 |
} |
| 46 |
|
| 47 |
public function is_blockspare_block( $block_name ) { |
| 48 |
return strpos( $block_name, 'blockspare/' ) === 0; |
| 49 |
} |
| 50 |
|
| 51 |
public function gather_google_fonts( $blocks ) { |
| 52 |
|
| 53 |
$google_fonts = array(); |
| 54 |
foreach ( $blocks as $block ) { |
| 55 |
|
| 56 |
// Gather all "fontFamily" attribute values |
| 57 |
if ( $this->is_blockspare_block( $block['blockName'] ) ) { |
| 58 |
foreach ( $block['attrs'] as $attr_name => $font_name ) { |
| 59 |
if ( preg_match( '/fontFamily$/i', $attr_name ) ) { |
| 60 |
if ( ! $this->is_web_font( $font_name ) ) { |
| 61 |
continue; |
| 62 |
} |
| 63 |
if ( ! in_array( $font_name, $google_fonts ) ) { |
| 64 |
$google_fonts[] = $font_name; |
| 65 |
} |
| 66 |
} |
| 67 |
} |
| 68 |
} |
| 69 |
if ( ! empty( $block['innerBlocks'] ) ) { |
| 70 |
$google_fonts = array_unique( array_merge( $google_fonts, $this->gather_google_fonts( $block['innerBlocks'] ) ) ); |
| 71 |
} |
| 72 |
} |
| 73 |
|
| 74 |
return $google_fonts; |
| 75 |
} |
| 76 |
|
| 77 |
/** |
| 78 |
* Based on: https://github.com/elementor/elementor/blob/bc251b81afb626c4c47029aea8a762566524a811/includes/frontend.php#L647 |
| 79 |
*/ |
| 80 |
public function enqueue_google_fonts( $google_fonts ) { |
| 81 |
if ( ! count( $google_fonts) ) { |
| 82 |
return; |
| 83 |
} |
| 84 |
|
| 85 |
foreach ( $google_fonts as &$font ) { |
| 86 |
$font = str_replace( ' ', '+', $font ) . ':100,100italic,200,200italic,300,300italic,400,400italic,500,500italic,600,600italic,700,700italic,800,800italic,900,900italic'; |
| 87 |
} |
| 88 |
|
| 89 |
$fonts_url = sprintf( 'https://fonts.googleapis.com/css?family=%s', implode( rawurlencode( '|' ), $google_fonts ) ); |
| 90 |
|
| 91 |
$subsets = [ |
| 92 |
'ru_RU' => 'cyrillic', |
| 93 |
'bg_BG' => 'cyrillic', |
| 94 |
'he_IL' => 'hebrew', |
| 95 |
'el' => 'greek', |
| 96 |
'vi' => 'vietnamese', |
| 97 |
'uk' => 'cyrillic', |
| 98 |
'cs_CZ' => 'latin-ext', |
| 99 |
'ro_RO' => 'latin-ext', |
| 100 |
'pl_PL' => 'latin-ext', |
| 101 |
]; |
| 102 |
|
| 103 |
$locale = get_locale(); |
| 104 |
if ( isset( $subsets[ $locale ] ) ) { |
| 105 |
$fonts_url .= '&subset=' . $subsets[ $locale ]; |
| 106 |
} |
| 107 |
|
| 108 |
wp_enqueue_style( 'blockspare-google-fonts', $fonts_url ); // phpcs:ignore WordPress.WP.EnqueuedResourceParameters.MissingVersion |
| 109 |
} |
| 110 |
|
| 111 |
} |
| 112 |
|
| 113 |
new blockspare_Google_Fonts(); |
| 114 |
} |
| 115 |
|
