icingaweb2/application/forms/Config/Authentication/LdapBackendForm.php

142 lines
3.9 KiB
PHP

<?php
// {{{ICINGA_LICENSE_HEADER}}}
// {{{ICINGA_LICENSE_HEADER}}}
namespace Icinga\Form\Config\Authentication;
use Exception;
use Icinga\Web\Form;
use Icinga\Web\Request;
use Icinga\Data\ResourceFactory;
use Icinga\Authentication\Backend\LdapUserBackend;
/**
* Form class for adding/modifying LDAP authentication backends
*/
class LdapBackendForm extends Form
{
/**
* The ldap resource names the user can choose from
*
* @var array
*/
protected $resources;
/**
* Initialize this form
*/
public function init()
{
$this->setName('form_config_authbackend_ldap');
}
/**
* Set the resource names the user can choose from
*
* @param array $resources The resources to choose from
*
* @return self
*/
public function setResources(array $resources)
{
$this->resources = $resources;
return $this;
}
/**
* @see Form::createElements()
*/
public function createElements(array $formData)
{
$this->addElement(
'text',
'name',
array(
'required' => true,
'label' => t('Backend Name'),
'description' => t('The name of this authentication backend')
)
);
$this->addElement(
'select',
'resource',
array(
'required' => true,
'label' => t('LDAP Resource'),
'description' => t('The resource to use for authenticating with this provider'),
'multiOptions' => false === empty($this->resources)
? array_combine($this->resources, $this->resources)
: array()
)
);
$this->addElement(
'text',
'user_class',
array(
'required' => true,
'label' => t('LDAP User Object Class'),
'description' => t('The object class used for storing users on the ldap server'),
'value' => 'inetOrgPerson'
)
);
$this->addElement(
'text',
'user_name_attribute',
array(
'required' => true,
'label' => t('LDAP User Name Attribute'),
'description' => t('The attribute name used for storing the user name on the ldap server'),
'value' => 'uid'
)
);
$this->addElement(
'hidden',
'backend',
array(
'required' => true,
'value' => 'ldap'
)
);
return $this;
}
/**
* Validate that the selected resource is a valid ldap authentication backend
*
* @see Form::onSuccess()
*/
public function onSuccess(Request $request)
{
if (false === $this->isValidAuthenticationBackend($this)) {
return false;
}
}
/**
* Validate the configuration by creating a backend and requesting the user count
*
* @param Form $form The form to fetch the configuration values from
*
* @return bool Whether validation succeeded or not
*/
public function isValidAuthenticationBackend(Form $form)
{
$element = $form->getElement('resource');
try {
$ldapUserBackend = new LdapUserBackend(
ResourceFactory::create($element->getValue()),
$form->getElement('user_class')->getValue(),
$form->getElement('user_name_attribute')->getValue()
);
$ldapUserBackend->assertAuthenticationPossible();
} catch (Exception $e) {
$element->addError(sprintf(t('Connection validation failed: %s'), $e->getMessage()));
return false;
}
return true;
}
}