/**
* {@inheritdoc}
*/
public function setValue($value)
{
if ($value === null) {
$value = array();
} elseif (!Value::isArray($value)) {
throw new InvalidArgumentException(sprintf("Field set value has invalid type: '%s'", gettype($value)));
}
return parent::setValue($value);
}
/**
* Caller
*
* @param mixed $data Data
* @param \Closure $callback Callback
*
* @return mixed
*/
public function map($data, \Closure $callback)
{
if (!Value::isArray($data)) {
return array();
} elseif (!is_callable($callback)) {
return $data;
}
foreach ($data as $key => $value) {
$data[$key] = call_user_func_array($callback, array($key, $value));
}
return $data;
}
/**
* {@inheritdoc}
*/
public function validate($value)
{
if (Value::isEmpty($value)) {
return false;
}
if (Value::isArray($value)) {
$flag = !empty($value);
} else {
$value = Value::getString($value);
$flag = !Value::isEmpty($value);
}
return $flag;
}
/**
* Caller
*
* @param \Traversable|array $values Values to be iterated
* @param callable $callback Callback
*
* @return array
*/
public function each($values, \Closure $callback)
{
if (!Value::isArray($values) || !is_callable($callback)) {
return array();
}
$renderer = $this->getView()->getRenderer();
$results = array();
foreach ($values as $value) {
$args = array($renderer, $value);
$result = call_user_func_array($callback, $args);
$results[] = $result;
}
return $results;
}
/**
* Constructor
*
* @param Form $form Base form
* @param string $name Unique name
* @param array $values Values to be binded
* @param callable $creator Fields creator
* @param callable $updater Binded values updater
*
* @throws \InvalidArgumentException
*/
public function __construct(Form $form, $name, $values, $creator, $updater)
{
$this->form = $form;
$this->name = $name;
$this->values = Value::isArray($values) ? $values : (array) $values;
if (!is_callable($creator)) {
throw new \InvalidArgumentException(sprintf("Form bind '%s' creator is not callable.", $this->name));
}
$this->creator = $creator;
if (!is_callable($creator)) {
throw new \InvalidArgumentException(sprintf("Form bind '%s' updater is not callable.", $this->name));
}
$this->updater = $updater;
$form->addBind($this);
}
/**
* Caller
*
* @param mixed $data Traversable data
* @param string $separator Characters between values
*
* @return mixed
*/
public function join($data, $separator = ', ')
{
if (Value::isArray($data)) {
$values = array();
foreach ($data as $value) {
$value = Value::getString($value);
if ($value !== null) {
$values[] = $value;
}
}
$data = $values;
} else {
$data = array();
}
$result = implode($separator, $data);
return $result;
}
