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<?php |
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/** |
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* Load google fonts. |
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*/ |
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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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class Toggle_Font_Loader { |
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|
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protected static $instances = null; |
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|
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public static $gfonts = []; |
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private static $block_name = ''; |
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|
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/** |
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* Registers the plugin. |
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*/ |
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public static function get_instance( ...$args ) { |
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if ( self::$instances == null ) { |
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self::$instances = new static( ...$args ); |
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} |
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return self::$instances; |
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} |
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|
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public function __construct( $block_name ) { |
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self::$block_name = $block_name; |
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//Get font from each block loaded in page |
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add_filter( 'render_block', [$this, 'get_fonts_on_render_block'], 10, 2 ); |
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// add_filter( 'wp_enqueue_scripts', [$this, 'eb_enqueue_fonts'], 15 ); |
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add_action( 'wp_footer', [$this, 'eb_enqueue_fonts'], 15 ); |
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} |
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|
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/** |
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* Run font loader after all block render |
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* @since 4.0.2 |
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* @access public |
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*/ |
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public function eb_enqueue_fonts() { |
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$this->fonts_loader(); |
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} |
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|
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/** |
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* Get Attributes on block render |
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* @since 4.0.2 |
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* @access public |
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*/ |
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public function get_fonts_on_render_block( $block_content, $block ) { |
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if ( isset( $block['attrs'] ) && is_array( $block['attrs'] ) ) { |
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$block_name = isset( $block['blockName'] ) ? $block['blockName'] : ''; |
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if ( 'essential-blocks' === self::$block_name || $block_name === self::$block_name ) { |
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$fonts = self::get_fonts_family( $block['attrs'] ); |
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self::$gfonts = array_unique( array_merge( self::$gfonts, $fonts ) ); |
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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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/** |
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* Generate Font family from Attributes |
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* @since 4.0.0 |
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* @access public |
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*/ |
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public static function get_fonts_family( $attributes ) { |
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$googleFontFamily = []; |
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if ( ! is_array( $attributes ) || empty( $attributes ) ) { |
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return $googleFontFamily; |
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} |
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$keys = preg_grep( '/^(\w+)FontFamily/i', array_keys( $attributes ), 0 ); |
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if ( empty( $keys ) ) { |
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return $googleFontFamily; |
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} |
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foreach ( $keys as $key ) { |
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// Non-scalar / empty values would produce an illegal array key on PHP 8. |
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if ( ! isset( $attributes[$key] ) || ! is_string( $attributes[$key] ) || '' === $attributes[$key] ) { |
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continue; |
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} |
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$googleFontFamily[$attributes[$key]] = $attributes[$key]; |
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} |
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return $googleFontFamily; |
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} |
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|
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/** |
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* Load fonts. |
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* @since 4.0.0 |
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* @access public |
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*/ |
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public function fonts_loader( $handle_name = 'eb-block-fonts' ) { |
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$googleFont = true; |
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if ( 'essential-blocks' === self::$block_name ) { |
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$eb_settings = get_option( 'eb_settings', [] ); |
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$googleFont = ! empty( $eb_settings['googleFont'] ) ? $eb_settings['googleFont'] : 'true'; |
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} |
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|
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if ( 'false' !== $googleFont ) { |
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$fonts = self::$gfonts; |
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|
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if ( ( $key = array_search( 'Default', $fonts ) ) !== false ) { |
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unset( $fonts[$key] ); |
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} |
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if ( ! empty( $fonts ) ) { |
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$gfonts = ''; |
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$gfonts_attr = ':100,100italic,200,200italic,300,300italic,400,400italic,500,500italic,600,600italic,700,700italic,800,800italic,900,900italic'; |
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foreach ( $fonts as $font ) { |
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$gfonts .= str_replace( ' ', '+', trim( $font ) ) . $gfonts_attr . '|'; |
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} |
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if ( ! empty( $gfonts ) ) { |
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$query_args = [ |
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'family' => $gfonts |
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]; |
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wp_register_style( |
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$handle_name, |
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add_query_arg( $query_args, '//fonts.googleapis.com/css' ), |
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[] |
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); |
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wp_enqueue_style( $handle_name ); |
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} |
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// Reset. |
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$gfonts = ''; |
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} |
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} |
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} |
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} |
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Toggle_Font_Loader::get_instance( 'toggle-content/toggle-content' ); |
