public function validate($data)
{
parent::validate($data);
if (preg_match("/" . str_replace("/", "\\/", $this->value) . "/", $data) === 0) {
$this->throwException("ValueException", "The data did not match the pattern " . (empty($this->format) ? "({$this->value})" : "for {$this->format}"), $data);
}
}
public function validate($data)
{
parent::validate($data);
foreach ($this->value as $field) {
if (!isset($data->{$field})) {
$this->throwException("RequirementException", "A required field was missing", $field);
}
}
}
public function validate($data)
{
parent::validate($data);
$copy = $data;
foreach ($data as $key => $value) {
foreach ($copy as $key2 => $check) {
if ($value === $check || is_object($value) && $value == $check) {
$this->throwException("ValueException", "The data contained values that aren't unique");
}
}
// no need to check this key against any others
// remove it from the check array to improve performance
unset($copy[$key]);
}
}
public function validate($data)
{
parent::validate($data);
$float = $data / $this->value;
$int = (int) $float;
/**
* we have to the epsilon method of comparison because floating point numbers are imprecise
* and comparing them will give unexpected results.
* I won't implement a relative Epsilon or ULP method here as that would be overkill, but it's
* something to consider if we start finding this type of bug
*
* @link http://www.php.net/manual/en/language.types.float.php
* @link http://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/
*/
$epsilon = abs($float - $int);
if (!($epsilon <= self::EPSILON || 1 - $epsilon <= self::EPSILON)) {
$this->throwException("ValueException", "The data is not a multiple of the value (epsilon = {$epsilon})", $data);
}
}
