/**
* Set the cache file which will be used for this process
*
* @return boolean
* @author Anthony Short
*/
public static function cache_set($path)
{
$checksum = "";
$cached_mod_time = 0;
# Make sure the files/folders are writeable
if (!is_dir($path)) {
throw new Scaffold_Exception("Cache path does not exist.");
}
if (!is_writable($path)) {
throw new Scaffold_Exception("Cache path is not writable.");
}
if (self::$flags != null) {
$checksum = "-" . implode("_", array_keys(self::$flags));
}
# Determine the name of the cache file
self::$cached_file = join_path($path, preg_replace('#(.+)(\\.css)$#i', "\$1{$checksum}\$2", self::config('core.request.relative_file')));
if (file_exists(self::$cached_file)) {
# When was the cache last modified
$cached_mod_time = (int) filemtime(self::$cached_file);
}
self::config_set('core.cache.mod_time', $cached_mod_time);
}
