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<?php |
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/** |
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* CacheChecker - new in AO 2.0 |
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* |
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* Daily cronned job (filter to change freq. + filter to disable). |
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* Checks if cachesize is > 0.5GB (size is filterable), if so, an option is set which controls showing an admin notice. |
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*/ |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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class autoptimizeCacheChecker |
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{ |
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const SCHEDULE_HOOK = 'ao_cachechecker'; |
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public function __construct() |
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{ |
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} |
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public function run() |
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{ |
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$this->add_hooks(); |
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} |
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public function add_hooks() |
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{ |
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if ( is_admin() ) { |
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add_action( 'plugins_loaded', array( $this, 'setup' ) ); |
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} |
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add_action( self::SCHEDULE_HOOK, array( $this, 'cronjob' ) ); |
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add_action( 'admin_notices', array( $this, 'show_admin_notice' ) ); |
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} |
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public function setup() |
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{ |
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$do_cache_check = (bool) apply_filters( 'autoptimize_filter_cachecheck_do', true ); |
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$schedule = wp_get_schedule( self::SCHEDULE_HOOK ); |
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$frequency = apply_filters( 'autoptimize_filter_cachecheck_frequency', 'twicedaily' ); |
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if ( ! in_array( $frequency, array( 'hourly', 'twicedaily', 'daily', 'weekly', 'monthly' ) ) ) { |
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$frequency = 'twicedaily'; |
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} |
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if ( $do_cache_check && ( ! $schedule || $schedule !== $frequency ) ) { |
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if ( $schedule ) { |
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wp_clear_scheduled_hook( self::SCHEDULE_HOOK ); |
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} |
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wp_schedule_event( time(), $frequency, self::SCHEDULE_HOOK ); |
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} elseif ( $schedule && ! $do_cache_check ) { |
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wp_clear_scheduled_hook( self::SCHEDULE_HOOK ); |
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} |
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} |
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public function cronjob() |
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{ |
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// Check cachesize and act accordingly. |
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$max_size = (int) apply_filters( 'autoptimize_filter_cachecheck_maxsize', 536870912 ); |
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$do_cache_check = (bool) apply_filters( 'autoptimize_filter_cachecheck_do', true ); |
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$stat_array = autoptimizeCache::stats(); |
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$cache_size = round( $stat_array[1] ); |
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if ( ( $cache_size > $max_size ) && ( $do_cache_check ) ) { |
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autoptimizeOptionWrapper::update_option( 'autoptimize_cachesize_notice', true ); |
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if ( apply_filters( 'autoptimize_filter_cachecheck_sendmail', true ) ) { |
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$home_url = esc_url( home_url() ); |
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$ao_mailto = apply_filters( 'autoptimize_filter_cachecheck_mailto', autoptimizeOptionWrapper::get_option( 'admin_email', '' ) ); |
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$ao_mailsubject = __( 'Autoptimize cache size warning', 'autoptimize' ) . ' (' . $home_url . ')'; |
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$ao_mailbody = __( 'Autoptimize\'s cache size is getting big, consider purging the cache. Have a look at https://wordpress.org/plugins/autoptimize/faq/ to see how you can keep the cache size under control.', 'autoptimize' ) . ' (site: ' . $home_url . ')'; |
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if ( ! empty( $ao_mailto ) ) { |
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$ao_mailresult = wp_mail( $ao_mailto, $ao_mailsubject, $ao_mailbody ); |
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if ( ! $ao_mailresult ) { |
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error_log( 'Autoptimize could not send cache size warning mail.' ); |
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} |
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} |
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} |
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} |
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// Check if 3rd party services (e.g. image proxy) are up. |
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autoptimizeUtils::check_service_availability(); |
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// Nukes advanced cache clearing artifacts if they exists... |
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autoptimizeCache::delete_advanced_cache_clear_artifacts(); |
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// Check image optimization stats. |
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autoptimizeImages::instance()->query_img_provider_stats(); |
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} |
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public function show_admin_notice() |
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{ |
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if ( (bool) autoptimizeOptionWrapper::get_option( 'autoptimize_cachesize_notice', false ) && current_user_can( 'manage_options' ) ) { |
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echo '<div class="notice notice-warning"><p>'; |
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_e( '<strong>Autoptimize\'s cache size is getting big</strong>, consider purging the cache. Have a look at <a href="https://wordpress.org/plugins/autoptimize/faq/" target="_blank" rel="noopener noreferrer">the Autoptimize FAQ</a> to see how you can keep the cache size under control.', 'autoptimize' ); |
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echo '</p></div>'; |
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autoptimizeOptionWrapper::update_option( 'autoptimize_cachesize_notice', false ); |
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} |
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// Notice for image proxy usage. |
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$_imgopt_notice = autoptimizeImages::instance()->get_imgopt_status_notice_wrapper(); |
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if ( current_user_can( 'manage_options' ) && is_array( $_imgopt_notice ) && array_key_exists( 'status', $_imgopt_notice ) && in_array( $_imgopt_notice['status'], array( 1, -1, -2, -3 ) ) ) { |
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$_dismissible = 'ao-img-opt-notice-'; |
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$_hide_notice = '7'; |
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if ( -1 == $_imgopt_notice['status'] || -2 == $_imgopt_notice['status'] || -3 == $_imgopt_notice['status'] ) { |
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$_hide_notice = '1'; |
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} |
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$_imgopt_notice_dismissible = apply_filters( 'autoptimize_filter_imgopt_notice_dismissable', $_dismissible . $_hide_notice ); |
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if ( $_imgopt_notice && PAnD::is_admin_notice_active( $_imgopt_notice_dismissible ) ) { |
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echo '<div class="notice notice-warning is-dismissible" data-dismissible="' . $_imgopt_notice_dismissible . '"><p><strong>' . __( 'Autoptimize', 'autoptimize' ) . '</strong>: ' . $_imgopt_notice['notice'] . '</p></div>'; |
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} |
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} |
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} |
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} |
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futtta /
autoptimize
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.