/**
* Vytvoří bezpečné jméno pro soubor
* @param string $filename
* @param array $unsafeExtensions
* @param string $safeExtension
* @return string
*/
static function safeName($filename, $unsafeExtensions = null, $safeExtension = "txt")
{
if ($unsafeExtensions === null) {
$unsafeExtensions = array("php", "phtml", "inc", "php3", "php4", "php5");
}
if ($filename[0] == '.') {
$filename = substr($filename, 1);
}
$filename = str_replace(DIRECTORY_SEPARATOR, '-', $filename);
$extension = self::extension($filename, "l");
if (in_array($extension, $unsafeExtensions)) {
$extension = $safeExtension;
}
$name = self::filenameWithoutExtension($filename);
$name = Strings::safe($name, false);
if (preg_match('~^(.*)[-_]+$~', $name, $partsName)) {
$name = $partsName[1];
}
if (preg_match('~^[-_]+(.*)$~', $name, $partsName)) {
$name = $partsName[1];
}
$ret = $name;
if ($extension) {
$ret .= "." . $extension;
}
return $ret;
}
