/**
* Set a regex validator for a field. The validator will check if regex is matched on form correct.
*
* @param Field $field The field
* @param string $pattern The pattern to match. This function does not validate given pattern
* @param string|null $help_text Optionally set placeholder text for field i.e. DD-MM-YYYY
*/
public static function validateRegularExpression(\FormHandler\Field\Field $field, $pattern, $help_text = null)
{
$field->setExtra(' pattern="' . $pattern . '"', true)->setValidator(function ($value) use($pattern) {
return is_string($value) && preg_match($pattern, $value);
});
if (!is_null($help_text)) {
$field->setExtra(' placeholder="' . $help_text . '"', true);
}
}
/**
* Hidden::getValue();
*
* Return the value of the field
*
* @return mixed Value of the field
*/
public function getValue()
{
$value = parent::getValue();
if (is_string($value) && substr($value, 0, 11) == '__FH_JSON__') {
$value = json_decode(substr($value, 11), true);
}
return $value;
}
public function setValidator($validator = null)
{
if (count($this->getValidators()) === 0 && $validator instanceof FormHandler\Validator\FunctionCallable && is_array($validator->getCallable())) {
$callable = $validator->getCallable();
//detect if it is an optional validator
if ($callable[0] instanceof Validator && substr($callable[1], 0, 1) !== '_') {
parent::setValidator(new \FormHandler\Validator\NotEmpty());
}
}
return parent::setValidator(FormHandler::parseValidator($validator, $this));
}
/**
* Is field valid
*
* @return \FormHandler\Field\FileBasic
* @author Marien den Besten
*/
public function processValidators()
{
$this->setErrorState(false);
// when no file field was submitted (on multi-paged forms)
if (!isset($_FILES[$this->name])) {
return $this;
}
// is a own error handler used?
if (count($this->validators) != 0) {
parent::processValidators();
return $this;
}
// easy name to work with (this is the $_FILES['xxx'] array )
$file = $this->value;
if ($this->getRequired() === true && (!is_array($file) || trim($file['name']) == '')) {
//no file uploaded
$this->setErrorMessage(\FormHandler\Language::get(22));
$this->setErrorState(true);
}
return $this;
}
/**
* Set disabled state
*
* @param boolean $value
* @return static
* @author Marien den Besten
*/
public function setDisabled($value = null)
{
if (is_bool($value) || is_null($value)) {
return parent::setDisabled($value);
}
//convert to array
$this->disabled = !is_array($this->disabled) ? array() : $this->disabled;
$value_processed = !is_array($value) ? array($value) : $value;
$this->disabled = array_merge($this->disabled, $value_processed);
return $this;
}
public function setDisabled($bool = null)
{
if (is_array($bool)) {
$this->disable_options = $bool;
} else {
$this->disable_options = null;
parent::setDisabled($bool);
}
return $this;
}
/**
* Set if the array keys of the options has to be used as values for the field
*
* @param boolean $mode The mode
* @return \FormHandler\Field\SelectList
* @author Teye Heimans
*/
public function useArrayKeyAsValue($mode)
{
if (!is_null($mode)) {
parent::useArrayKeyAsValue($mode);
$this->field_on->useArrayKeyAsValue($mode);
$this->field_off->useArrayKeyAsValue($mode);
}
return $this;
}
/**
* Constructor
*
* Create a new text field
*
* @param FormHandler $form The form where this field is located on
* @param string $name The name of the field
* @return \FormHandler\Field\Text
* @author Teye Heimans
* @author Marien den Besten
*/
public function __construct(FormHandler $form, $name)
{
// call the constructor of the Field class
return parent::__construct($form, $name)->setSize(20)->setMaxlength(0);
}
/**
* Get View value
*
* @return string
* @author Marien den Besten
*/
public function _getViewValue()
{
return nl2br(parent::_getViewValue());
}
/**
* Set disabled
*
* @param boolean $bool
* @return \FormHandler\Field\Field
*/
public function setDisabled($bool = true)
{
$this->empty->setDisabled($bool);
$this->unit->setDisabled($bool);
$this->temperature->setDisabled($bool);
return parent::setDisabled($bool);
}
/**
* Handle functionality onPost
*
* Will be called by FormHandler
*
* @param FormHandler $form
* @author Marien den Besten
*/
public function onPost(FormHandler $form)
{
parent::onPost($form);
$this->button_edit->onPost($form);
}
/**
* Constructor
*
* Create a new radio field
*
* @param object $form The form where this field is located on
* @param string $name The name of the field
* @param array|string $options The options for the field
* @return \FormHandler\Field\Radio
* @author Teye Heimans
* @author Marien den Besten
*/
public function __construct(FormHandler $form, $name, $options = array())
{
// call the constructor of the Field class
return parent::__construct($form, $name)->setOptions($options)->setMask(\FormHandler\Configuration::get('default_glue_mask'))->useArrayKeyAsValue(\FormHandler\Configuration::get('default_usearraykey'))->setFocusName($name . '_1');
}
/**
* Get if the field is in error state
*
* @return boolean
* @author Marien den Besten
*/
public function getErrorState()
{
$empty_value = $this->empty->getValue();
if ($this->allow_empty === true && !empty($empty_value)) {
return false;
}
return parent::getErrorState();
}
