/**
* @param Field $field The field instance to check against
* @return bool
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
return is_numeric($field->getValue());
}
/**
* @param Field $field
* @return bool
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
$fieldValue = $field->getValue();
$emailValid = filter_var($fieldValue, FILTER_VALIDATE_EMAIL);
if ($emailValid === false) {
return false;
}
if ($this->checkMx === false) {
return true;
}
$domain = substr($fieldValue, strrpos($fieldValue, '@') + 1);
$mxRecords = array();
if (getmxrr(idn_to_ascii($domain), $mxRecords) === true) {
return true;
}
// Port 25 fallback check if there's no MX record
$aRecords = dns_get_record($domain, DNS_A);
if (count($aRecords) <= 0) {
return false;
}
$connection = @fsockopen($aRecords[0]['ip'], 25);
if (is_resource($connection) === true) {
fclose($connection);
return true;
}
return false;
}
/**
* @param Field $field The field instance to check against
* @return bool
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
return filter_var($field->getValue(), FILTER_VALIDATE_FLOAT, FILTER_FLAG_ALLOW_THOUSAND) !== false || filter_var($field->getValue(), FILTER_VALIDATE_FLOAT, array('flags' => FILTER_FLAG_ALLOW_THOUSAND, 'options' => array('decimal' => ','))) !== false;
}
public function isValueEmpty()
{
if (parent::isValueEmpty() === true) {
return true;
}
if (is_array($this->value) === true) {
return !(isset($this->value['day']) !== false && mb_strlen($this->value['day']) > 0 || isset($this->value['month']) !== false && mb_strlen($this->value['month']) > 0 || isset($this->value['year']) !== false && mb_strlen($this->value['year']) > 0);
}
return false;
}
/**
* @param Field $field
* @return bool
* @throws \UnexpectedValueException
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
$fieldValue = $field->getValue();
if (is_scalar($fieldValue) === true) {
return $fieldValue >= $this->minValue;
} else {
throw new \UnexpectedValueException('Could not handle field value for rule ' . __CLASS__);
}
}
/**
* @param Field $field
* @return bool
* @throws \UnexpectedValueException
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
$fieldValue = $field->getValue();
if (is_scalar($fieldValue) === true) {
return $this->checkValueLengthAgainst(mb_strlen($fieldValue));
} elseif (is_array($fieldValue) === true || $fieldValue instanceof \ArrayObject) {
return $this->checkValueLengthAgainst(count($fieldValue));
} else {
throw new \UnexpectedValueException('Could not handle field value for rule ' . __CLASS__);
}
}
/**
* @param Field $field The field instance to check against
* @throws \UnexpectedValueException
* @return bool
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
$fieldValue = $field->getValue();
if (is_scalar($fieldValue) === true) {
return in_array($fieldValue, $this->validValues);
} elseif (is_array($fieldValue) === true || $fieldValue instanceof \ArrayObject) {
return count(array_diff($fieldValue, $this->validValues)) === 0;
} else {
throw new \UnexpectedValueException('Could not handle field value for rule ' . __CLASS__);
}
}
/**
* @param Field $field The field instance to check against
* @return bool
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
$fldValue = $this->ignoreSurroundingSpaces ? trim($field->getValue()) : $field->getValue();
$fldValue = preg_replace(array('@^[a-z]+://@i', '@^www\\.@i'), null, $fldValue);
if (($lastPoint = strrpos($fldValue, '.')) === false) {
return false;
}
if ($this->publicTld === true && strlen(substr($fldValue, $lastPoint + 1)) < 2) {
return false;
}
return filter_var('http://' . idn_to_ascii($fldValue), FILTER_VALIDATE_URL) !== false;
}
public function isValueEmpty()
{
if (parent::isValueEmpty() === true) {
return true;
}
// @TODO make it nicer
if ($this->isValidFileArray($this->value) === true) {
return isset($this->value[self::VALUE_ERROR]) === false || $this->value[self::VALUE_ERROR] === UPLOAD_ERR_NO_FILE;
}
foreach ($this->value as $i => $fileInfo) {
if ($fileInfo[self::VALUE_ERROR] === UPLOAD_ERR_NO_FILE) {
continue;
}
return false;
}
return true;
}
/**
* @param Field $field The field instance to check against
* @throws \UnexpectedValueException
* @return bool
*/
public function validate(Field $field)
{
if ($field->isValueEmpty() === true) {
return true;
}
$fieldValue = $field->getValue();
if (is_scalar($fieldValue) === true) {
return $this->checkAgainstPattern($fieldValue);
} elseif (is_array($fieldValue) === true || $fieldValue instanceof \ArrayObject) {
foreach ($fieldValue as $value) {
if ($this->checkAgainstPattern($value) === false) {
return false;
}
}
return true;
} else {
throw new \UnexpectedValueException('The field value is neither scalar nor an array');
}
}
/**
* @param Field $field
*
* @return bool
*
* @throws \UnexpectedValueException
*/
public function validate(Field $field)
{
return !$field->isValueEmpty();
}
