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<?php |
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/** |
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* MetaSync - Media Optimization Module Loader |
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* |
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* @package Search Atlas SEO |
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* @copyright Copyright (C) 2021-2025, Search Atlas Group - support@searchatlas.com |
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* @since 2.6.0 |
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*/ |
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|
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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define('METASYNC_MEDIA_OPT_PATH', plugin_dir_path(__FILE__)); |
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define('METASYNC_MEDIA_OPT_URL', plugin_dir_url(__FILE__)); |
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|
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// Load classes |
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require_once METASYNC_MEDIA_OPT_PATH . 'class-media-settings.php'; |
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require_once METASYNC_MEDIA_OPT_PATH . 'class-image-converter.php'; |
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require_once METASYNC_MEDIA_OPT_PATH . 'class-smart-lazy-loader.php'; |
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require_once METASYNC_MEDIA_OPT_PATH . 'class-dimension-injector.php'; |
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require_once METASYNC_MEDIA_OPT_PATH . 'class-media-batch-optimizer.php'; |
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|
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/** |
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* Initialize media optimization features based on settings. |
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* Only activates when the plugin is active and settings are enabled. |
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*/ |
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function metasync_media_optimization_init() { |
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$settings = Metasync_Media_Settings::get_settings(); |
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|
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// Frontend features - only load when enabled |
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if (!empty($settings['enable_conversion'])) { |
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new Metasync_Image_Converter($settings); |
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} |
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|
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if (!empty($settings['enable_lazy_loading'])) { |
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new Metasync_Smart_Lazy_Loader($settings); |
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} |
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|
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if (!empty($settings['enable_dimension_injection'])) { |
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new Metasync_Dimension_Injector(); |
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} |
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} |
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add_action('init', 'metasync_media_optimization_init'); |
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|
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// Clean up converted sibling files (.webp/.avif) when an attachment is deleted. |
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// Registered unconditionally so orphaned files are removed even if conversion |
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// has since been disabled in settings. |
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add_action('delete_attachment', ['Metasync_Image_Converter', 'cleanup_on_delete']); |
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|
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// Drop cached media-library stats when an attachment is deleted so the |
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// admin stats card never counts removed images. |
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add_action('delete_attachment', ['Metasync_Media_Batch_Optimizer', 'flush_stats_cache']); |
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|
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// Invalidate cached image dimensions when an attachment is deleted or its |
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// metadata is (re)generated, so stale width/height are never injected after an |
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// image is removed, replaced under the same filename, or its thumbnails are |
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// regenerated to new sizes. Registered unconditionally so the cache cannot |
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// outlive the image even when dimension injection is disabled. |
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add_action('delete_attachment', ['Metasync_Dimension_Injector', 'purge_attachment_cache']); |
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add_filter('wp_update_attachment_metadata', ['Metasync_Dimension_Injector', 'purge_on_metadata_update'], 10, 2); |
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|
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/** |
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* Enqueue media optimization admin assets on the correct page only. |
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* |
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* @param string $hook_suffix The current admin page hook suffix. |
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*/ |
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function metasync_media_optimization_enqueue_assets($hook_suffix) { |
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// Only load on the media optimization admin page. |
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// The hook suffix varies based on the parent menu slug (which may be white-labeled). |
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if (strpos($hook_suffix, 'media-optimization') === false) { |
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return; |
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} |
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|
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$version = defined('METASYNC_VERSION') ? METASYNC_VERSION : '1.0.0'; |
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$assets_url = METASYNC_MEDIA_OPT_URL . 'assets/'; |
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|
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// ── CSS ── |
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wp_enqueue_style( |
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'metasync-media-optimization', |
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$assets_url . 'css/media-optimization.css', |
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array(), |
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$version |
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); |
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|
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// ── Settings JS ── |
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wp_enqueue_script( |
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'metasync-media-opt-settings', |
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$assets_url . 'js/media-optimization-settings.js', |
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array(), |
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$version, |
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true |
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); |
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|
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wp_localize_script('metasync-media-opt-settings', 'metasyncMediaOpt', array( |
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'resetConfirm' => __('Are you sure you want to reset all media optimization settings to their defaults? This cannot be undone.', 'metasync'), |
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)); |
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|
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// ── Image Library JS ── |
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wp_enqueue_script( |
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'metasync-media-opt-library', |
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$assets_url . 'js/media-optimization-library.js', |
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array(), |
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$version, |
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true |
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); |
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|
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$batch_progress = Metasync_Media_Batch_Optimizer::get_progress(); |
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|
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wp_localize_script('metasync-media-opt-library', 'metasyncMediaLib', array( |
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'ajaxUrl' => admin_url('admin-ajax.php'), |
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'nonce' => wp_create_nonce('metasync_media_opt_nonce'), |
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'batchRunning' => ($batch_progress['status'] === 'running'), |
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'i18n' => array( |
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'optimizing' => __('Optimizing...', 'metasync'), |
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'optimize' => __('Optimize', 'metasync'), |
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'revert' => __('Revert', 'metasync'), |
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'revertConfirm' => __('Revert this image to its original format?', 'metasync'), |
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'optimizeFailed' => __('Optimization failed.', 'metasync'), |
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'revertFailed' => __('Revert failed.', 'metasync'), |
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'revertDisabled' => __('Original image unavailable — revert is disabled', 'metasync'), |
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'startBatch' => __('Start optimizing all unoptimized images?', 'metasync'), |
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'batchFailed' => __('Failed to start batch optimization.', 'metasync'), |
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'batchStalled' => __('Batch optimization stopped after repeated errors. Please reload the page and try again.', 'metasync'), |
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'batchComplete' => __('Batch optimization complete!', 'metasync'), |
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'imagesProcessed' => __('images processed', 'metasync'), |
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'failed' => __('failed', 'metasync'), |
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'optimizingOf' => __('Optimizing', 'metasync'), |
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'of' => __('of', 'metasync'), |
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'images' => __('images...', 'metasync'), |
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'unoptimized' => __('Unoptimized', 'metasync'), |
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'selectImages' => __('Please select at least one image.', 'metasync'), |
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'bulkFailed' => __('Bulk optimization failed.', 'metasync'), |
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'apply' => __('Apply', 'metasync'), |
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'unoptimizing' => __('Unoptimizing...', 'metasync'), |
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'unoptimizeConfirm' => __('Revert selected images to their original format?', 'metasync'), |
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'bulkUnoptimizeFailed' => __('Bulk unoptimize failed.', 'metasync'), |
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'alreadyUnoptimized' => __('All selected images are already unoptimized.', 'metasync'), |
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'deleteOrphanConfirm' => __('The file for this image is missing on disk. Delete this orphaned media record? This cannot be undone.', 'metasync'), |
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'deleteOrphanFailed' => __('Failed to delete the orphaned media record.', 'metasync'), |
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), |
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)); |
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} |
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add_action('admin_enqueue_scripts', 'metasync_media_optimization_enqueue_assets'); |
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|
