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<?php |
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly |
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|
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/** |
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* The class responsible for handling the migration. |
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* |
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* @link https://webdeclic.com |
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* @since 3.4.0 |
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* |
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* @package Quickwebp |
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* @subpackage Quickwebp/admin |
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*/ |
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class Quickwebp_Migration { |
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|
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/** |
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* Init the migration. |
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*/ |
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public function init_migration() { |
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$this->maybe_migrate_optimization_stats(); |
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|
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$last_version = get_option( 'quickwebp_plugin_version', '1.0.0' ); |
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|
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if ( version_compare( $last_version, QUICKWEBP_VERSION, '<' ) ) { |
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$this->run_migration_tasks( $last_version ); |
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update_option( 'quickwebp_plugin_version', QUICKWEBP_VERSION ); |
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} |
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} |
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|
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/** |
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* Backfill installation age and optimization statistics for existing sites. |
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*/ |
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private function maybe_migrate_optimization_stats() { |
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if ( get_option( 'quickwebp_optimization_stats_migrated', false ) ) { |
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return; |
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} |
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|
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$stats = array( |
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'images_optimized' => 0, |
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'bytes_before' => 0, |
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'bytes_after' => 0, |
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'bytes_saved' => 0, |
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); |
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$page = 1; |
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|
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do { |
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$query = new WP_Query( |
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array( |
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'post_type' => 'attachment', |
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'post_status' => 'any', |
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'posts_per_page' => 200, |
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'paged' => $page, |
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'fields' => 'ids', |
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'orderby' => 'ID', |
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'order' => 'ASC', |
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'no_found_rows' => false, |
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'update_post_meta_cache' => false, |
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'update_post_term_cache' => false, |
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// phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_query |
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'meta_query' => array( |
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'relation' => 'OR', |
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array( |
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'key' => 'quickwebp_already_optimized', |
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'compare' => 'EXISTS', |
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), |
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array( |
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'key' => 'quickwebp_data', |
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'compare' => 'EXISTS', |
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), |
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), |
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) |
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); |
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|
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foreach ( $query->posts as $attachment_id ) { |
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$data = get_post_meta( $attachment_id, 'quickwebp_data', true ); |
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|
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$stats['images_optimized']++; |
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|
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if ( ! is_array( $data ) ) { |
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continue; |
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} |
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|
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foreach ( $data as $size_data ) { |
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$stats['bytes_before'] += absint( $size_data['original_size'] ?? 0 ); |
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$stats['bytes_after'] += absint( $size_data['optimized_size'] ?? 0 ); |
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} |
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} |
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|
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$max_pages = (int) $query->max_num_pages; |
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$page++; |
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} while ( $page <= $max_pages ); |
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|
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$stats['bytes_saved'] = max( 0, $stats['bytes_before'] - $stats['bytes_after'] ); |
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|
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if ( $stats['images_optimized'] > 0 ) { |
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update_option( 'quickwebp_optimization_stats', $stats, false ); |
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} |
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|
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if ( ! get_option( 'quickwebp_installed_at', false ) ) { |
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$oldest_optimized = get_posts( |
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array( |
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'post_type' => 'attachment', |
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'post_status' => 'any', |
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'posts_per_page' => 1, |
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'orderby' => 'date', |
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'order' => 'ASC', |
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'fields' => 'ids', |
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'update_post_meta_cache' => false, |
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'update_post_term_cache' => false, |
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// phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_query |
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'meta_query' => array( |
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array( |
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'key' => 'quickwebp_already_optimized', |
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'compare' => 'EXISTS', |
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), |
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), |
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) |
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); |
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|
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if ( ! empty( $oldest_optimized ) ) { |
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$installed_at = get_post_time( 'U', true, $oldest_optimized[0] ); |
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} else { |
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$installed_at = time() - ( 8 * DAY_IN_SECONDS ); |
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} |
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|
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add_option( 'quickwebp_installed_at', $installed_at, '', false ); |
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} |
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|
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update_option( 'quickwebp_optimization_stats_migrated', 1, false ); |
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} |
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|
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/** |
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* Run migration tasks based on the last version. |
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*/ |
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private function run_migration_tasks( $last_version ) { |
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|
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if ( version_compare( $last_version, '3.4.0', '<' ) ) { |
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|
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$quality = get_option( 'quickwebp_settings_conversion_quality', '' ); |
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if ( ! empty( $quality ) && ! in_array( $quality, array( 'low', 'medium', 'high', 'extra_high' ) ) ) { |
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|
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$quality = (int) $quality; |
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|
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if ( $quality < 50 ) { |
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$quality = 'low'; |
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} elseif ( $quality < 60 ) { |
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$quality = 'medium'; |
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} elseif ( $quality < 80 ) { |
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$quality = 'high'; |
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} else { |
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$quality = 'extra_high'; |
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} |
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|
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update_option( 'quickwebp_settings_conversion_quality', $quality ); |
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} |
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} |
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} |
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} |
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|
