/**
* check if data exists in additional data array. if first parameter is null will check if anything has been set yet
* or if data array is empty. if first parameter is set will check if key exist in additional data array. use second
* parameter to check for strict value - a value that is not null, not empty and not false. the key can be passed in
* "." notation to check data in multidimensional array
*
* @error 14309
* @param null|int|string $key expects the optional key to get data for
* @param bool $strict expects boolean value to check for strict mode
* @return bool
*/
public function hasData($key = null, $strict = false)
{
if ($key !== null) {
return xapp_array_isset($this->_data, $key, (bool) $strict) ? true : false;
} else {
return !empty($this->_data) ? true : false;
}
}
/**
* checks if the parameter passed in first argument exists in global arrays. if the second argument
* is set will check only in global array with scope passed in this argument. e.g. "POST" will only
* check in post array if parameter exists. if second parameter is not set will bubble through all
* global variables until found in one of them or returns false if not found. the third parameter
* activates the strict mode to check if value is a value
*
* @error 14412
* @param string $name expects the parameter name
* @param null|string $from expects optional scope value like "POST"
* @param bool $strict expects boolean value whether to activate strict value check
* @return bool
*/
public function has($name, $from = null, $strict = false)
{
if ($from === null) {
$from = true;
}
switch ($from) {
case self::PARAMS:
$return = xapp_array_isset($this->_params, $name, $strict);
if ($return) {
return true;
}
if ($from !== true) {
break;
}
case self::RPC:
if (isset($GLOBALS['_RPC'])) {
$return = (bool) $strict ? (bool) (array_key_exists($name, $GLOBALS['_RPC']) && xapp_is_value($GLOBALS['_RPC'][$name])) : array_key_exists($name, $GLOBALS['_RPC']);
} else {
$return = false;
}
if ($return) {
return true;
}
if ($from !== true) {
break;
}
case self::POST:
$return = (bool) $strict ? (bool) (array_key_exists($name, $_POST) && xapp_is_value($_POST[$name])) : array_key_exists($name, $_POST);
if ($return) {
return true;
}
if ($from !== true) {
break;
}
case self::GET:
$return = (bool) $strict ? (bool) (array_key_exists($name, $_GET) && xapp_is_value($_GET[$name])) : array_key_exists($name, $_GET);
if ($return) {
return true;
}
if ($from !== true) {
break;
}
case self::COOKIE:
$return = (bool) $strict ? (bool) (array_key_exists($name, $_COOKIE) && xapp_is_value($_COOKIE[$name])) : array_key_exists($name, $_COOKIE);
if ($return) {
return true;
}
if ($from !== true) {
break;
}
case self::SERVER:
$return = (bool) $strict ? (bool) (array_key_exists($name, $_SERVER) && xapp_is_value($_SERVER[$name])) : array_key_exists($name, $_SERVER);
if ($return) {
return true;
}
if ($from !== true) {
break;
}
default:
return false;
}
return false;
}
/**
* checks if parameter key exists in data array in strict mode
*
* @error 14509
* @param string $key expects name of parameter
* @return bool
*/
public function is($key)
{
return xapp_array_isset($this->_data, $key, true);
}
