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2019-09-06 23:53:10 +08:00
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extend/app_alipay/lotusphp_runtime/MVC/Action.php Executable file
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<?php
/**
* The Action class
*/
abstract class LtAction
{
/**
* The context object
*
* @var object
*/
public $context;
public $viewDir;
public $viewTplDir;
public $viewTplAutoCompile;
/**
* The dtd config for validator
*
* @var array
*/
protected $dtds = array();
/**
* The Access Control List
*
* @var array
*/
protected $acl;
/**
* The current user's roles
*
* @var array
*/
protected $roles = array();
/**
* A flag to indicate if subclass call LtAction::__construct()
*
* @var boolean
*/
protected $constructed = false;
/**
* The response type
*
* @var string
*/
protected $responseType = "html";
/**
* Result properties
*/
protected $code;
protected $message;
public $data;
protected $view;
protected $layout;
/**
* The constructor function, initialize the URI property
*/
public function __construct()
{
$this->constructed = true;
}
public function executeChain()
{
if (!$this->constructed)
{
//DebugHelper::debug('SUBCLASS_NOT_CALL_PARENT_CONSTRUCTOR', array('class' => $actionClassName));
trigger_error('SUBCLASS_NOT_CALL_PARENT_CONSTRUCTOR');
}
$this->afterConstruct();
$validateResult = $this->validateInput();
if (0 == $validateResult["error_total"])
{
if ($this->checkPrivilege())
{
$this->beforeExecute();
$this->execute();
}
else
{
$this->code = 403;
$this->message = "Access denied";
}
}
else
{
$this->code = 407;
$this->message = "Invalid input";
$this->data['error_messages'] = $validateResult["error_messages"];
}
$this->writeResponse();
}
/**
* Do something after subClass::__construct().
*/
protected function afterConstruct()
{
}
/**
* Validate the data from client
*
* @return array
*/
protected function validateInput()
{
$validateResult = array("error_total" => 0, "error_messages" => array());
if (!empty($this->dtds) && class_exists('LtValidator'))
{
$validator = new LtValidator;
$validator->init();
foreach ($this->dtds as $variable => $dtd)
{
$from = isset($dtd->from) ? $dtd->from : 'request';
foreach ($dtd->rules as $ruleKey => $ruleValue)
{
if ($ruleValue instanceof ConfigExpression)
{
eval('$_ruleValue = ' . $ruleValue->__toString());
$dtd->rules[$ruleKey] = $_ruleValue;
}
}
$error_messages = $validator->validate($this->context->$from($variable), $dtd);
if (!empty($error_messages))
{
$validateResult['error_total'] ++;
$validateResult['error_messages'][$variable] = $error_messages;
}
}
}
return $validateResult;
}
/**
* Check if current user have privilege to do this
*
* @return boolen
*/
protected function checkPrivilege()
{
$allow = true;
if (!empty($this->roles) && class_exists('LtRbac'))
{
$module = $this->context->uri["module"];
$action = $this->context->uri["action"];
$roles = array_merge(array("*"), $this->roles);
$rbac = new LtRbac();
$rbac->init();
$allow = $rbac->checkAcl($roles, "$module/$action");
}
return $allow;
}
/**
* Do something before subClass::execute().
*/
protected function beforeExecute()
{
}
protected function execute()
{
}
protected function writeResponse()
{
switch ($this->responseType)
{
case 'json':
echo json_encode(array("code" => $this->code,
"message" => $this->message,
"data" => $this->data
));
exit; //
break;
case 'tpl':
if (null === $this->view)
{
$this->view = new LtTemplateView;
}
$this->view->component = false; // 是否组件
$this->view->context = $this->context;
$this->view->code = $this->code;
$this->view->message = $this->message;
$this->view->data = $this->data;
$this->view->layoutDir = $this->viewDir . "layout/";
$this->view->layout = $this->layout;
$this->view->templateDir = $this->viewDir;
$this->view->compiledDir = $this->viewTplDir;
$this->view->autoCompile = $this->viewTplAutoCompile;
if (empty($this->template))
{
$this->template = $this->context->uri["module"] . "-" . $this->context->uri["action"];
}
$this->view->template = $this->template;
$this->view->render();
break;
case 'html':
case 'wml':
default:
if (null === $this->view)
{
$this->view = new LtView;
}
$this->view->context = $this->context;
$this->view->code = $this->code;
$this->view->message = $this->message;
$this->view->data = $this->data;
$this->view->layoutDir = $this->viewDir . "layout/";
$this->view->layout = $this->layout;
$this->view->templateDir = $this->viewDir;
if (empty($this->template))
{
$this->template = $this->context->uri["module"] . "-" . $this->context->uri["action"];
}
$this->view->template = $this->template;
$this->view->render();
break;
}
}
}