Current File : /var/www/wordpress/wp-content/plugins/oxygen/plugin/setup/clean-cache.php
<?php
namespace Breakdance\Setup;
use function Breakdance\Data\get_global_option;
use function Breakdance\Data\set_global_option;
use function Breakdance\Render\clearAllCssCachesAndDeleteCachedFiles;
use function Breakdance\Render\generateCacheForGlobalSettings;
// We can't use "upgrader_process_complete" because a user may just replace the plugin folder with a new one
add_action('breakdance_loaded', "\Breakdance\Setup\cleanCacheWhenCacheCountChanges");
function cleanCacheWhenCacheCountChanges()
{
// the plugin will always be updated via the admin. No need to run this for every frontend request
if (!is_admin()) return;
$optionName = 'last_clear_css_cache_flag_value';
$currentClearCacheFlag = defined('__BREAKDANCE_CLEAR_CSS_CACHE_FLAG__') ? (int)__BREAKDANCE_CLEAR_CSS_CACHE_FLAG__ : false;
if (is_multisite()) {
/**
* @psalm-suppress NullArgument wp specifies it can be null
* @var string | false $lastCleanCacheFlag
*/
$lastCleanCacheFlag = get_network_option(null, "breakdance_$optionName");
if ($lastCleanCacheFlag && (int)$lastCleanCacheFlag === $currentClearCacheFlag) {
return;
}
if ($lastCleanCacheFlag === false) {
/**
* @psalm-suppress NullArgument wp specifies it can be null
*/
add_network_option(null, "breakdance_$optionName", $currentClearCacheFlag);
} else {
/**
* @psalm-suppress NullArgument wp specifies it can be null
*/
update_network_option(null, "breakdance_$optionName", $currentClearCacheFlag);
}
/** @var int[] $sitesId */
$sitesId = get_sites([
'fields' => 'ids',
// does anyone have an install with more than 400 sites?
'number' => 400
]);
// clear cache for each individual site on the network
foreach ($sitesId as $siteId) {
switch_to_blog($siteId);
clearAllCssCachesAndDeleteCachedFiles();
generateCacheForGlobalSettings();
restore_current_blog();
}
} else {
/** @var integer | false $lastCleanCacheFlag */
$lastCleanCacheFlag = get_global_option($optionName);
if ($lastCleanCacheFlag && (int)$lastCleanCacheFlag === $currentClearCacheFlag) {
return;
}
clearAllCssCachesAndDeleteCachedFiles();
generateCacheForGlobalSettings();
set_global_option($optionName, $currentClearCacheFlag);
}
}