/**
* Generates a SELECT tag
*
* @param array parameters
* @param array data
*/
public static function selectField($parameters, $data = null)
{
if (!is_array($parameters)) {
$params = array($parameters, $data);
} else {
$params = $parameters;
}
$id = null;
if (isset($params[0])) {
$id = $params[0];
} else {
if (isset($params['id'])) {
$params[0] = $params['id'];
$id = $params[0];
}
}
/**
* Automatically assign the id if the name is not an array
*/
if (false === strpos($id, '[')) {
if (!isset($params['id'])) {
$params['id'] = $id;
}
}
if (!isset($params['name'])) {
$params['name'] = $id;
} else {
$name = $params['name'];
if (!$name) {
$params['name'] = $id;
}
}
if (!isset($params['value'])) {
$value = BaseTag::getValue($id, $params);
} else {
$value = $params['value'];
unset($params['value']);
}
if (isset($params['useEmpty'])) {
$useEmpty = $params['useEmpty'];
if (!isset($params['emptyValue'])) {
$emptyValue = '';
} else {
$emptyValue = $params['emptyValue'];
unset($params['emptyValue']);
}
if (!isset($params['emptyText'])) {
$emptyText = 'Choose...';
} else {
$emptyText = $params['emptyText'];
unset($params['emptyText']);
}
unset($params['useEmpty']);
}
if (!isset($params[1])) {
$options = $data;
} else {
$options = $params[1];
}
if (is_object($options)) {
/**
* The options is a resultset
*/
if (!isset($params['using'])) {
throw new Exception('The \'using\' parameter is required');
} else {
$using = $params['using'];
if (!is_array($using) && !is_object($using)) {
throw new Exception('The \'using\' parameter should be an array');
}
}
}
unset($params['using']);
$code = BaseTag::renderAttributes('<select', $params) . '>' . PHP_EOL;
if ($useEmpty) {
/**
* Create an empty value
*/
$code .= '<option value="' . $emptyValue . '">' . $emptyText . '</option>' . PHP_EOL;
}
if (is_object($options)) {
/**
* Create the SELECT's option from a resultset
*/
$code .= self::_optionsFromResultset($options, $using, $value, '</option>' . PHP_EOL);
} else {
if (is_array($options)) {
/**
* Create the SELECT's option from an array
*/
$code .= self::_optionsFromArray($options, $value, '</option>' . PHP_EOL);
} else {
throw new Exception('Invalid data provided to SELECT helper');
}
}
$code .= '</select>';
return $code;
}
/**
* Returns the element value
*
* @return mixed
*/
public function getValue()
{
$name = $this->_name;
$value = null;
/**
* Get the related form
*/
$form = $this->_form;
if (is_object($form)) {
/**
* Gets the possible value for the widget
*/
$value = $form->getValue($name);
/**
* Check if the tag has a default value
*/
if (is_null($value) && Tag::hasValue($name)) {
$value = Tag::getValue($name);
}
}
/**
* Assign the default value if there is no form available
*/
if (is_null($value)) {
$value = $this->_value;
}
return $value;
}
