0.5GB (filter to change maxsize) * if so an option is set * if that option is set, notice on admin is shown * */ if (is_admin()) { add_action('plugins_loaded','ao_cachechecker_setup'); } function ao_cachechecker_setup() { $doCacheCheck = (bool) apply_filters( 'autoptimize_filter_cachecheck_do', true); $cacheCheckSchedule = wp_get_schedule( 'ao_cachechecker' ); $AOCCfreq = apply_filters('autoptimize_filter_cachecheck_frequency','daily'); if (!in_array($AOCCfreq,array('hourly','daily','monthly'))) { $AOCCfreq='daily'; } if ( $doCacheCheck && ( !$cacheCheckSchedule || $cacheCheckSchedule !== $AOCCfreq ) ) { wp_schedule_event(time(), $AOCCfreq, 'ao_cachechecker'); } else if ( $cacheCheckSchedule && !$doCacheCheck ) { wp_clear_scheduled_hook( 'ao_cachechecker' ); } } add_action('ao_cachechecker', 'ao_cachechecker_cronjob'); function ao_cachechecker_cronjob() { $maxSize = (int) apply_filters( "autoptimize_filter_cachecheck_maxsize", 512000); $doCacheCheck = (bool) apply_filters( "autoptimize_filter_cachecheck_do", true); $statArr=autoptimizeCache::stats(); $cacheSize=round($statArr[1]/1024); if (($cacheSize>$maxSize) && ($doCacheCheck)) { update_option("autoptimize_cachesize_notice",true); if (apply_filters('autoptimize_filter_cachecheck_sendmail',true)) { $saniSiteUrl=esc_url(site_url()); $ao_mailto=apply_filters('autoptimize_filter_cachecheck_mailto',get_option('admin_email','')); $ao_mailsubject=__('Autoptimize cache size warning','autoptimize')." (".$saniSiteUrl.")"; $ao_mailbody=__('Autoptimize\'s cache size is getting big, consider purging the cache. Have a look at https://wordpress.org/plugins/autoptimize/faq/ to see how you can keep the cache size under control.', 'autoptimize')." (site: ".$saniSiteUrl.")"; if (!empty($ao_mailto)) { $ao_mailresult=wp_mail($ao_mailto,$ao_mailsubject,$ao_mailbody); if (!$ao_mailresult) { error_log("Autoptimize could not send cache size warning mail."); } } } } } add_action('admin_notices', 'autoptimize_cachechecker_notice'); function autoptimize_cachechecker_notice() { if ((bool) get_option("autoptimize_cachesize_notice",false)) { echo '

'; _e('Autoptimize\'s cache size is getting big, consider purging the cache. Have a look at the Autoptimize FAQ to see how you can keep the cache size under control.', 'autoptimize' ); echo '

'; update_option("autoptimize_cachesize_notice",false); } }