public function validate(Request $request, array $rules)
{
$valid = true;
foreach ($rules as $field => $rule) {
if (is_null($rule) || !is_string($rule) || strlen($rule) == 0) {
throw new ValidationException("Rule must be a string");
}
// get field value
$value = $request->input($field);
// split validation rule into required / sometimes (no validation if not set or empty)
// contract and contract parameters
$parts = explode("|", $rule);
if (is_null($parts) || !is_array($parts) || count($parts) < 3) {
throw new ValidationException("Invalid rule");
}
$required = strtolower($parts[0]) == "required" ? true : false;
if ($required && is_null($value)) {
$valid = false;
continue;
}
$args = explode(":", $parts[1]);
$clazz = Inflector::classify($args[0]) . "Contract";
if (!class_exists($clazz)) {
throw new ValidationException("Invalid rule: invalid validation class '{$clazz}'");
}
$instance = new $clazz($value, isset($args[1]) ? $args[1] : array());
if (!$instance instanceof Contract) {
throw new ValidationException("Invalid rule: invalid validation class '{$clazz}'. Class must extend Simplified\\Validator\\Contract");
}
if (!$instance->isValid()) {
$valid = false;
}
}
return $valid;
}
