/**
* Escapes the defined value, depending to the defined type.
*
* @param mixed $str The value to escape
* @param string $type The escaping type (One of the ESCAPE_* constants.
* @return string
* @uses \Beluga\escapeXML
* @uses \url_encode
* @uses \json_encode
* @uses \Beluga\escapeXMLArg
* @since v0.1
*/
function escape(string $str, $type = ESCAPE_HTML_ALL) : string
{
switch ($type) {
case ESCAPE_HTML:
return escapeXML($str);
case ESCAPE_URL:
return \urlencode($str);
case ESCAPE_JSON:
return \json_encode($str);
default:
return escapeXMLArg($str);
}
}
/**
* Builds a XML conform attribute string from a associative array (1 dimensional array!)
*
* If a array key not begins with a-z, A-Z or a underscore it is prefixed by a underscore!
*
* @param array $attributes The associative array, defining the attributes
* @return string
*/
public static function CreateAttributeString(array $attributes) : string
{
if (empty($attributes) || static::IsNumericIndicated($attributes)) {
// If no attributes are defined, or if the are not a associative array, return a empty string
return '';
}
$res = [];
foreach ($attributes as $k => $v) {
$key = $k;
if (!\preg_match('~^[A-Za-z_]~', $k)) {
// numeric keys (attribute names) should be prefixed with a underscore
$key = '_' . $k;
}
if (\is_bool($v)) {
$vl = $v ? '1' : '0';
} elseif (\is_int($v) || \is_double($v) || \is_float($v)) {
$vl = \strval($v);
} else {
$vl = escapeXMLArg((string) $v);
}
$res[] = \sprintf('%s="%s"', $key, $vl);
}
return ' ' . \join(' ', $res);
}