/**
* Get the required parameters. Return bad request if any of them is missing. This method will return array.
*
* @param variable
* @return array
* @link http://koldy.net/docs/input#require
*
* @example
* $params = Input::requireParamsArray('id', 'email');
* echo $params['email'];
*/
public static function requireParamsArray()
{
switch ($_SERVER['REQUEST_METHOD']) {
case 'GET':
$parameters = $_GET;
break;
case 'POST':
$parameters = $_POST;
break;
case 'PUT':
case 'DELETE':
$parameters = static::getInputVars();
break;
}
$params = func_get_args();
$a = array();
foreach ($params as $param) {
if (!isset($parameters[$param])) {
if (Application::inDevelopment()) {
$passedParams = implode(',', array_keys($parameters));
Log::debug("Missing {$_SERVER['REQUEST_METHOD']} parameter '{$param}', only got " . (strlen($passedParams) > 0 ? $passedParams : '[nothing]'));
}
Application::error(400, 'Missing one of the parameters');
}
$a[$param] = $parameters[$param];
}
return $a;
}
/**
* Throw error if value is not unique in database
*
* @param string $param
* @param string $settings (Class\Name,uniqueField[,exceptionValue][,exceptionField])
* @return true|string
* @example \Db\User,email,my@email.com
* @example \Db\User,email,field:id,id
*/
protected function validateUnique($param, $settings)
{
if (isset($this->input[$param]) && !isset($this->invalids[$param]) && trim($this->input[$param]) != '') {
$settings = explode(',', $settings);
$settingsCount = count($settings);
if ($settingsCount < 2) {
if (LOG && Application::inDevelopment()) {
Log::debug('validateUnique got only this: ' . print_r($settings, true));
}
throw new Exception('Bad parameters count in Validator::validateUnique method; expected at least 2, got ' . $settingsCount);
}
$class = $settings[0];
$field = $settings[1];
$exceptionValue = isset($settings[2]) ? $settings[2] : null;
if (substr($exceptionValue, 0, 6) == 'field:') {
$exceptionFieldName = substr($exceptionValue, 6);
if (isset($this->input[$exceptionFieldName])) {
$exceptionValue = $this->input[$exceptionFieldName];
}
}
$exceptionField = isset($settings[3]) ? $settings[3] : null;
if (!$class::isUnique($field, trim($this->input[$param]), $exceptionValue, $exceptionField)) {
return static::getErrorMessage(8, array('value' => $this->input[$param]));
}
}
return true;
}
