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| 1 | <?php |
| 2 | |
| 3 | namespace NewfoldLabs\WP\Module\Performance\Images; |
| 4 | |
| 5 | use NewfoldLabs\WP\Module\Performance\Services\I18nService; |
| 6 | |
| 7 | /** |
| 8 | * Marks optimized images in the WordPress Media Library. |
| 9 | */ |
| 10 | class ImageOptimizedMarker { |
| 11 | |
| 12 | /** |
| 13 | * Initializes the class by registering hooks. |
| 14 | */ |
| 15 | public function __construct() { |
| 16 | add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_marker_assets' ) ); |
| 17 | add_filter( 'wp_prepare_attachment_for_js', array( $this, 'add_media_library_data_attribute' ), 10, 2 ); |
| 18 | } |
| 19 | |
| 20 | /** |
| 21 | * Establish whether the current page allows scripts to be enqueued. |
| 22 | * |
| 23 | * @return boolean |
| 24 | */ |
| 25 | private function is_enqueue_allowed() { |
| 26 | global $pagenow; |
| 27 | |
| 28 | $excluded_pages = array( |
| 29 | 'admin.php', |
| 30 | 'themes.php', |
| 31 | 'plugins.php', |
| 32 | 'users.php', |
| 33 | 'tools.php', |
| 34 | 'import.php', |
| 35 | 'export.php', |
| 36 | 'site-health.php', |
| 37 | 'export-personal-data.php', |
| 38 | 'erase-personal-data.php', |
| 39 | 'theme-editor.php', |
| 40 | 'plugin-editor.php', |
| 41 | ); |
| 42 | |
| 43 | $is_excluded = in_array( $pagenow, $excluded_pages, true ); |
| 44 | |
| 45 | return apply_filters( 'newfold_performance_optimized_image_marker_enqueue_allowed', ! $is_excluded ); |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Enqueues JS and CSS files for marking optimized images. |
| 50 | */ |
| 51 | public function enqueue_marker_assets() { |
| 52 | wp_register_script( |
| 53 | 'nfd-performance-optimizer-marker', |
| 54 | NFD_PERFORMANCE_BUILD_URL . '/assets/image-optimized-marker/image-optimized-marker.min.js', |
| 55 | array( 'wp-api-fetch', 'wp-element', 'wp-i18n' ), |
| 56 | filemtime( NFD_PERFORMANCE_BUILD_DIR . '/assets/image-optimized-marker/image-optimized-marker.min.js' ), |
| 57 | true |
| 58 | ); |
| 59 | |
| 60 | I18nService::load_js_translations( |
| 61 | 'wp-module-performance', |
| 62 | 'nfd-performance-optimizer-marker', |
| 63 | NFD_PERFORMANCE_PLUGIN_LANGUAGES_DIR |
| 64 | ); |
| 65 | |
| 66 | wp_register_style( |
| 67 | 'nfd-performance-optimizer-marker-style', |
| 68 | NFD_PERFORMANCE_BUILD_URL . '/assets/image-optimized-marker/image-optimized-marker.min.css', |
| 69 | array(), |
| 70 | filemtime( NFD_PERFORMANCE_BUILD_DIR . '/assets/image-optimized-marker/image-optimized-marker.min.css' ) |
| 71 | ); |
| 72 | |
| 73 | if ( $this->is_enqueue_allowed() ) { |
| 74 | wp_enqueue_style( 'nfd-performance-optimizer-marker-style' ); |
| 75 | wp_enqueue_script( 'nfd-performance-optimizer-marker' ); |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * Adds a custom data attribute to media library items if optimized. |
| 81 | * |
| 82 | * @param array $response The prepared attachment response. |
| 83 | * @param WP_Post $attachment The current attachment object. |
| 84 | * |
| 85 | * @return array The modified response. |
| 86 | */ |
| 87 | public function add_media_library_data_attribute( $response, $attachment ) { |
| 88 | if ( get_post_meta( $attachment->ID, '_nfd_performance_image_optimized', true ) ) { |
| 89 | $response['nfdPerformanceImageOptimized'] = true; |
| 90 | } |
| 91 | |
| 92 | return $response; |
| 93 | } |
| 94 | } |