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<?php |
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|
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// Exit if accessed directly. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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if ( ! function_exists( 'bs_ends_with' ) ) { |
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/** |
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* This function is only available in PHP 8.0 and above. |
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* |
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* @param {string} $haystack |
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* @param {string} $needle |
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* @return {boolean} |
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*/ |
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function bs_ends_with( $haystack, $needle ) { |
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$needle_len = strlen( $needle ); |
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return ( $needle_len === 0 || 0 === substr_compare( $haystack, $needle, - $needle_len ) ); |
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} |
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} |
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|
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if ( ! class_exists( 'blockspare_Google_Fonts' ) ) { |
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class blockspare_Google_Fonts { |
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|
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public static $google_fonts = []; |
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|
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function __construct() { |
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|
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add_filter( 'render_block', array( $this, 'bs_gather_google_fonts' ), 10, 2 ); |
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} |
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|
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public function bs_gather_google_fonts($block_content, $block ) { |
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if ( $block_content === null ) { |
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return $block_content; |
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} |
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|
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$block_name = isset( $block['blockName'] ) ? $block['blockName'] : ''; |
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if ( $this->is_blockspare_block( $block_name ) && is_array( $block['attrs'] ) ) { |
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if ( stripos( $block_content, 'family' ) !== false ) { |
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foreach ( $block['attrs'] as $attr_name => $font_name ) { |
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if ( bs_ends_with( strtolower( $attr_name ), 'fontfamily' ) ) { |
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self::register_font( $font_name ); |
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} |
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} |
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} |
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} |
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|
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return $block_content; |
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} |
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|
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public static function enqueue_frontend_block_fonts() { |
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self::enqueue_google_fonts( array_unique( self::$google_fonts ) ); |
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} |
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|
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public static function is_web_font( $font_name ) { |
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|
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return ! in_array( strtolower($font_name) , [ 'Arial', 'Times New Roman', 'Helvetica', 'Georgia' ] ); |
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} |
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|
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public static function is_blockspare_block( $block_name ) { |
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if(!empty($block_name)){ |
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return strpos( $block_name, 'blockspare/' ) === 0; |
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|
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} |
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return false; |
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} |
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|
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public static function register_font( $font_name ) { |
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if ( ! self::is_web_font( $font_name ) ) { |
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return; |
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} |
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|
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if ( ! in_array( $font_name, self::$google_fonts ) ) { |
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// Allow themes to disable enqueuing fonts, helpful for custom fonts. |
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if ( apply_filters( 'blockspare_enqueue_font', true, $font_name ) ) { |
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self::$google_fonts[] = $font_name; |
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|
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// Enqueue the fonts in the footer. |
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add_filter( 'wp_footer', array( 'blockspare_Google_Fonts', 'enqueue_frontend_block_fonts' ) ); |
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} |
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} |
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} |
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|
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|
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|
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|
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/** |
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* Based on: https://github.com/elementor/elementor/blob/bc251b81afb626c4c47029aea8a762566524a811/includes/frontend.php#L647 |
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*/ |
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public static function enqueue_google_fonts( $google_fonts,$handle ='blockspare-google-fonts' ) { |
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if ( ! count( $google_fonts) ) { |
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return; |
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} |
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|
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foreach ( $google_fonts as &$font ) { |
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$font = str_replace( ' ', '+', $font ) . ':100,100italic,200,200italic,300,300italic,400,400italic,500,500italic,600,600italic,700,700italic,800,800italic,900,900italic'; |
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} |
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|
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$fonts_url = sprintf( 'https://fonts.googleapis.com/css?family=%s', implode( rawurlencode( '|' ), $google_fonts ) ); |
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|
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$subsets = [ |
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'ru_RU' => 'cyrillic', |
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'bg_BG' => 'cyrillic', |
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'he_IL' => 'hebrew', |
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'el' => 'greek', |
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'vi' => 'vietnamese', |
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'uk' => 'cyrillic', |
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'cs_CZ' => 'latin-ext', |
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'ro_RO' => 'latin-ext', |
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'pl_PL' => 'latin-ext', |
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]; |
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|
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$locale = get_locale(); |
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if ( isset( $subsets[ $locale ] ) ) { |
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$fonts_url .= '&subset=' . $subsets[ $locale ]; |
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} |
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|
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wp_enqueue_style( $handle, $fonts_url ); // phpcs:ignore WordPress.WP.EnqueuedResourceParameters.MissingVersion |
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} |
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|
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} |
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|
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new blockspare_Google_Fonts(); |
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} |
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|
