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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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|
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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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function __construct() { |
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add_action( 'wp_head', array( $this, 'enqueue_frontend_block_fonts' ), 100 ); |
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} |
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|
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public function enqueue_frontend_block_fonts() { |
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|
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|
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|
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if ( ! apply_filters( 'blockspare_enqueue_fonts', true ) ) { |
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return; |
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} |
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|
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if ( is_single() || is_page() || is_404() ) { |
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global $post; |
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if ( is_object( $post ) && property_exists( $post, 'post_content' ) ) { |
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$this->_enqueue_frontend_block_fonts( $post->post_content ); |
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} |
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} elseif ( is_archive() || is_home() || is_search() ) { |
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global $wp_query; |
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foreach ( $wp_query as $post ) { |
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if ( is_object( $post ) && property_exists( $post, 'post_content' ) ) { |
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$this->_enqueue_frontend_block_fonts( $post->post_content ); |
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} |
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} |
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} |
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} |
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|
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public function _enqueue_frontend_block_fonts( $content ) { |
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$blocks = parse_blocks( $content ); |
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$google_fonts = $this->gather_google_fonts( $blocks ); |
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$this->enqueue_google_fonts( $google_fonts ); |
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} |
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|
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public function is_web_font( $font_name ) { |
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|
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return ! in_array( $font_name , [ 'Arial', 'Times New Roman', 'Helvetica', 'Georgia' ] ); |
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} |
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|
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public function is_blockspare_block( $block_name ) { |
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return strpos( $block_name, 'blockspare/' ) === 0; |
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} |
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|
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public function gather_google_fonts( $blocks ) { |
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$google_fonts = array(); |
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foreach ( $blocks as $block ) { |
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|
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// Gather all "fontFamily" attribute values |
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if ( $this->is_blockspare_block( $block['blockName'] ) ) { |
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foreach ( $block['attrs'] as $attr_name => $font_name ) { |
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if ( preg_match( '/fontFamily$/i', $attr_name ) ) { |
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if ( ! $this->is_web_font( $font_name ) ) { |
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continue; |
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} |
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if ( ! in_array( $font_name, $google_fonts ) ) { |
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$google_fonts[] = $font_name; |
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} |
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} |
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} |
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} |
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if ( ! empty( $block['innerBlocks'] ) ) { |
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$google_fonts = array_unique( array_merge( $google_fonts, $this->gather_google_fonts( $block['innerBlocks'] ) ) ); |
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} |
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} |
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|
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return $google_fonts; |
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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 function enqueue_google_fonts( $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( 'blockspare-google-fonts', $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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|
