/**
* Validation of DateTime Fields (both Date and Time together)
*
* @param mixed $value
* @param array $options
* - dateFormat (defaults to 'ymd')
* - allowEmpty
* - after/before (fieldName to validate against)
* - min/max (defaults to >= 1 - at least 1 minute apart)
* @param array $context
* @return bool Success
*/
public function validateDateTime($value, $options = [], array $context = [])
{
if (!$value) {
if (!empty($options['allowEmpty'])) {
return true;
}
return false;
}
$format = !empty($options['dateFormat']) ? $options['dateFormat'] : 'ymd';
if (!is_object($value)) {
$value = new Time($value);
}
$pieces = $value->format(FORMAT_DB_DATETIME);
$dateTime = explode(' ', $pieces, 2);
$date = $dateTime[0];
$time = !empty($dateTime[1]) ? $dateTime[1] : '';
if (!empty($options['allowEmpty']) && (empty($date) && empty($time))) {
return true;
}
if (Validation::date($date, $format) && Validation::time($time)) {
// after/before?
$seconds = isset($options['min']) ? $options['min'] : 1;
if (!empty($options['after'])) {
if (!is_object($options['after']) && isset($context['data'][$options['after']])) {
$options['after'] = $context['data'][$options['after']];
if (!is_object($options['after'])) {
$options['after'] = new Time($options['after']);
}
} elseif (!is_object($options['after'])) {
return false;
}
}
if (!empty($options['before'])) {
if (!is_object($options['before']) && isset($context['data'][$options['before']])) {
$options['before'] = $context['data'][$options['before']];
if (!is_object($options['before'])) {
$options['before'] = new Time($options['before']);
}
} elseif (!is_object($options['before'])) {
return false;
}
}
// We need this for those not using immutable objects just yet
$compareValue = clone $value;
if (!empty($options['after'])) {
$compare = $compareValue->subSeconds($seconds);
if ($options['after']->gt($compare)) {
return false;
}
if (!empty($options['max'])) {
$after = $options['after']->addSeconds($options['max']);
if ($value->gt($after)) {
return false;
}
}
}
if (!empty($options['before'])) {
$compare = $compareValue->addSeconds($seconds);
if ($options['before']->lt($compare)) {
return false;
}
if (!empty($options['max'])) {
$after = $options['before']->subSeconds($options['max']);
if ($value->lt($after)) {
return false;
}
}
}
return true;
}
return false;
}
