/**
* Flash data to the session. Data is only available for
* to the next page load.
*
* If called without a second paramer, data is returned.
* If called with a second parameter, data is set.
*
* @param string $key
* @param mixed optional $value to set
*/
function flash($key, $setValue = '')
{
$flash = Flash::getInstance();
if ($setValue) {
$flash::set($key, $setValue);
return $setValue;
} else {
return $flash::get($key);
}
}
/**
* Create a new instance
*
* @param array $data
* @return void
*/
public function __construct($data = [])
{
// Instantiate the Flash instance
$this->flash = Flash::getInstance();
// Register the fields
foreach ($data as $field => $options) {
$this->addField($field, $options);
}
// Prepopulate the fields with old input data, if it exists
foreach ($this->fields as $field => $attributes) {
$this->data[$field] = htmlspecialchars(get($field));
}
// Get any errors from the Flash
$this->errors = $this->errors();
}
/**
* Get all errors
*
* @return array
*/
public function errors()
{
return $this->flash->get(self::FLASH_KEY_ERRORS, []);
}
