/**
* cache wp http api downloads
*
* @param array $response
* @param array $args
* @param string $url
*/
public function filter_http_response($response, $args, $url)
{
// check if whitelisted
if (!isset($this->whitelist[$url])) {
return $response;
}
// check if downloading
if ('GET' !== $args['method'] || empty($args['filename'])) {
return $response;
}
// check if download was successful
if (is_wp_error($response) || 200 !== wp_remote_retrieve_response_code($response)) {
return $response;
}
// cache downloaded file
$this->cache->import($this->whitelist[$url]['key'], $response['filename']);
return $response;
}
/**
* @return FileCache
*/
public static function get_cache()
{
static $cache;
if (!$cache) {
$home = getenv('HOME');
if (!$home) {
// sometime in windows $HOME is not defined
$home = getenv('HOMEDRIVE') . getenv('HOMEPATH');
}
$dir = getenv('WP_CLI_CACHE_DIR') ?: "{$home}/.wp-cli/cache";
// 6 months, 300mb
$cache = new FileCache($dir, 15552000, 314572800);
// clean older files on shutdown with 1/50 probability
if (0 === mt_rand(0, 50)) {
register_shutdown_function(function () use($cache) {
$cache->clean();
});
}
}
return $cache;
}