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<?php |
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namespace Elementor\Modules\AtomicWidgets\Styles; |
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|
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use Elementor\Core\Base\Document; |
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use Elementor\Core\Breakpoints\Breakpoint; |
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use Elementor\Core\Utils\Collection; |
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use Elementor\Modules\AtomicWidgets\Memo; |
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use Elementor\Modules\AtomicWidgets\Cache_Validity; |
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use Elementor\Plugin; |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly. |
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} |
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|
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class Atomic_Styles_Manager { |
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private static ?self $instance = null; |
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|
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/** |
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* @var array<string, array{styles: callable, cache_keys: array<string>}> |
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*/ |
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private array $registered_styles_by_key = []; |
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|
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private Cache_Validity $cache_validity; |
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|
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private array $post_ids = []; |
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|
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private CSS_Files_Manager $css_files_manager; |
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|
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const DEFAULT_BREAKPOINT = 'desktop'; |
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|
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private array $fonts = []; |
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|
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public function __construct() { |
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$this->css_files_manager = new CSS_Files_Manager(); |
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$this->cache_validity = new Cache_Validity(); |
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} |
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|
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public static function instance() { |
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if ( ! self::$instance ) { |
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self::$instance = new self(); |
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} |
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|
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return self::$instance; |
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} |
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|
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public function register_hooks() { |
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add_action( 'elementor/frontend/after_enqueue_post_styles', fn() => $this->enqueue_styles() ); |
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add_action( 'elementor/post/render', function( $post_id ) { |
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$this->post_ids[] = $post_id; |
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} ); |
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} |
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|
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public function register( string $key, callable $get_style_defs, array $cache_keys ) { |
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$this->registered_styles_by_key[ $key ] = [ |
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'get_styles' => $get_style_defs, |
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'cache_keys' => $cache_keys, |
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]; |
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} |
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|
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private function enqueue_styles() { |
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if ( empty( $this->post_ids ) ) { |
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return; |
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} |
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|
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do_action( 'elementor/atomic-widgets/styles/register', $this, $this->post_ids ); |
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|
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$get_styles_memo = new Memo(); |
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|
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$styles_by_key = Collection::make( $this->registered_styles_by_key ) |
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->map_with_keys( fn ( $style_params, $style_key ) => [ |
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$style_key => [ |
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'get_styles' => $get_styles_memo->memoize( $style_key, $style_params['get_styles'] ), |
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'cache_keys' => $style_params['cache_keys'], |
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], |
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]) |
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->all(); |
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|
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$this->before_render( $styles_by_key ); |
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|
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$this->render( $styles_by_key ); |
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|
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$this->after_render( $styles_by_key ); |
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} |
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|
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private function before_render( array $styles_by_key ) { |
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$this->fonts = []; |
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|
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foreach ( $styles_by_key as $style_key => $style_params ) { |
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$cache_keys = $style_params['cache_keys']; |
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|
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// This cache validity check is of the general style, and used to reset dependencies that can only be evaluated |
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// upon the style rendering flow (i.e. when cache is invalid). |
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// (the corresponding css files cache validity includes also the file's breakpoint in the cache keys array) |
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if ( ! $this->cache_validity->is_valid( $cache_keys ) ) { |
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Style_Fonts::make( $style_key )->clear(); |
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} |
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|
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// We should validate it after this iteration |
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$this->cache_validity->validate( $cache_keys ); |
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} |
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} |
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|
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private function render( array $styles_by_key ) { |
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$group_by_breakpoint_memo = new Memo(); |
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$breakpoints = $this->get_breakpoints(); |
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|
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foreach ( $breakpoints as $breakpoint_key ) { |
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foreach ( $styles_by_key as $style_key => $style_params ) { |
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$cache_keys = $style_params['cache_keys']; |
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$render_css = fn() => $this->render_css_by_breakpoints( $style_params['get_styles'], $style_key, $breakpoint_key, $group_by_breakpoint_memo ); |
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|
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$breakpoint_media = $this->get_breakpoint_media( $breakpoint_key ); |
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|
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if ( ! $breakpoint_media ) { |
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continue; |
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} |
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|
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$breakpoint_cache_keys = array_merge( $cache_keys, [ $breakpoint_key ] ); |
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|
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$style_file = $this->css_files_manager->get( |
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$style_key . '-' . $breakpoint_key, |
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$breakpoint_media, |
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$render_css, |
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$this->cache_validity->is_valid( $breakpoint_cache_keys ) |
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); |
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|
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$this->cache_validity->validate( $breakpoint_cache_keys ); |
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|
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if ( ! $style_file ) { |
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continue; |
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} |
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|
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wp_enqueue_style( |
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$style_file->get_handle(), |
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$style_file->get_url(), |
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[], |
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$style_file->get_media() |
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); |
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} |
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} |
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} |
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|
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private function render_css( array $styles, string $style_key ) { |
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$style_fonts = Style_Fonts::make( $style_key ); |
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|
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return Styles_Renderer::make( |
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Plugin::$instance->breakpoints->get_breakpoints_config() |
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)->on_prop_transform( function( $key, $value ) use ( $style_fonts ) { |
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if ( 'font-family' !== $key ) { |
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return; |
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} |
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|
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$style_fonts->add( $value ); |
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} )->render( $styles ); |
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} |
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|
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private function get_breakpoint_media( string $breakpoint_key ): ?string { |
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$breakpoint_config = Plugin::$instance->breakpoints->get_breakpoints_config()[ $breakpoint_key ] ?? null; |
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|
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return $breakpoint_config ? Styles_Renderer::get_media_query( $breakpoint_config ) : 'all'; |
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} |
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|
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private function render_css_by_breakpoints( callable $get_styles, string $style_key, string $breakpoint_key, Memo $group_by_breakpoint_memo ) { |
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$memo_key = $style_key . '-' . $breakpoint_key; |
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$get_grouped_styles = $group_by_breakpoint_memo->memoize( $memo_key, fn() => $this->group_by_breakpoint( $get_styles() ) ); |
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$grouped_styles = $get_grouped_styles(); |
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return $this->render_css( $grouped_styles[ $breakpoint_key ] ?? [], $style_key ); |
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} |
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|
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private function group_by_breakpoint( $styles ) { |
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return Collection::make( $styles )->reduce( function( $group, $style ) { |
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Collection::make( $style['variants'] )->each( function( $variant ) use ( &$group, $style ) { |
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$breakpoint = $variant['meta']['breakpoint'] ?? self::DEFAULT_BREAKPOINT; |
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|
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if ( ! isset( $group[ $breakpoint ][ $style['id'] ] ) ) { |
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$group[ $breakpoint ][ $style['id'] ] = [ |
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'id' => $style['id'], |
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'type' => $style['type'], |
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'variants' => [], |
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]; |
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} |
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|
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$group[ $breakpoint ][ $style['id'] ]['variants'][] = $variant; |
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} ); |
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|
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return $group; |
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}, [] ); |
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} |
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|
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private function get_breakpoints() { |
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return Collection::make( Plugin::$instance->breakpoints->get_breakpoints() ) |
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->map( fn( Breakpoint $breakpoint ) => $breakpoint->get_name() ) |
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->reverse() |
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->prepend( self::DEFAULT_BREAKPOINT ) |
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->all(); |
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} |
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|
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private function after_render( array $styles_by_key ) { |
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foreach ( $styles_by_key as $style_key => $style_params ) { |
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$this->add_fonts_to_enqueue( $style_key ); |
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} |
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|
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$this->enqueue_fonts(); |
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} |
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|
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private function add_fonts_to_enqueue( string $style_key ) { |
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$style_fonts = Style_Fonts::make( $style_key ); |
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|
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$this->fonts = array_unique( |
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array_merge( |
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$this->fonts, |
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array_values( $style_fonts->get() ) |
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) |
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); |
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} |
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|
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private function enqueue_fonts() { |
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foreach ( $this->fonts as $font ) { |
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Plugin::instance()->frontend->enqueue_font( $font ); |
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} |
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} |
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} |
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|
