<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Captcha;
use Traversable;
use Zend\Stdlib\ArrayUtils;
abstract class Factory
{
/**
* @var array Known captcha types
*/
protected static $classMap = array(
'dumb' => 'Zend\Captcha\Dumb',
'figlet' => 'Zend\Captcha\Figlet',
'image' => 'Zend\Captcha\Image',
'recaptcha' => 'Zend\Captcha\ReCaptcha',
);
/**
* Create a captcha adapter instance
*
* @param array|Traversable $options
* @return AdapterInterface
* @throws Exception\InvalidArgumentException for a non-array, non-Traversable $options
* @throws Exception\DomainException if class is missing or invalid
*/
public static function factory($options)
{
if ($options instanceof Traversable) {
$options = ArrayUtils::iteratorToArray($options);
}
if (!is_array($options)) {
throw new Exception\InvalidArgumentException(sprintf(
'%s expects an array or Traversable argument; received "%s"',
__METHOD__,
(is_object($options) ? get_class($options) : gettype($options))
));
}
if (!isset($options['class'])) {
throw new Exception\DomainException(sprintf(
'%s expects a "class" attribute in the options; none provided',
__METHOD__
));
}
$class = $options['class'];
if (isset(static::$classMap[strtolower($class)])) {
$class = static::$classMap[strtolower($class)];
}
if (!class_exists($class)) {
throw new Exception\DomainException(sprintf(
'%s expects the "class" attribute to resolve to an existing class; received "%s"',
__METHOD__,
$class
));
}
unset($options['class']);
if (isset($options['options'])) {
$options = $options['options'];
}
$captcha = new $class($options);
if (!$captcha instanceof AdapterInterface) {
throw new Exception\DomainException(sprintf(
'%s expects the "class" attribute to resolve to a valid Zend\Captcha\AdapterInterface instance; received "%s"',
__METHOD__,
$class
));
}
return $captcha;
}
}
# |
Change |
User |
Description |
Committed |
|
#1
|
18334 |
Liz Lam |
initial add of jambox |
|
|