/**
* 验证请求是否合法
* 1. 如果请求参数m,c,a都为空，则走默认的
*/
private function checkRequest()
{
$InitPHP_conf = InitPHP::getConfig();
$controller = isset($_GET['c']) ? $_GET['c'] : '';
$action = isset($_GET['a']) ? $_GET['a'] : '';
if ($InitPHP_conf['ismodule'] == true) {
$module = isset($_GET['m']) ? $_GET['m'] : '';
if ($module == "" && $controller == "" && $action == "") {
$module = $_GET['m'] = $this->default_module;
$controller = $_GET['c'] = $this->default_controller;
$action = $_GET['a'] = $this->default_action;
}
//如果module不在白名单中，则直接返回404
if (!in_array($module, $this->module_list) || empty($module)) {
return InitPHP::return404();
}
$module = $module . '/';
} else {
if ($controller == "" && $action == "") {
$controller = $_GET['c'] = $this->default_controller;
$action = $_GET['a'] = $this->default_action;
}
$module = '';
}
//controller处理，如果导入Controller文件失败，则返回404
$path = rtrim($InitPHP_conf['controller']['path'], '/') . '/';
$controllerClass = $controller . $this->controller_postfix;
$controllerFilePath = $path . $module . $controllerClass . '.php';
if (!InitPHP::import($controllerFilePath)) {
//如果开启了首字母大写,例如请求c=my,则类名为MyController
$controllerClass = ucfirst($controller) . $this->controller_postfix;
//改成大写
$controllerFilePath = $path . $module . $controllerClass . '.php';
if (!InitPHP::import($controllerFilePath)) {
return InitPHP::return404();
}
}
$controllerObj = InitPHP::loadclass($controllerClass);
//处理Action，如果方法不存在，则直接返回404
list($whiteList, $methodList) = $this->parseWhiteList($controllerObj->initphp_list);
if ($action != $this->default_action) {
if (!in_array($action, $whiteList)) {
return InitPHP::return404();
//如果Action不在白名单中
} else {
if ($methodList[$action]) {
$method = strtolower($_SERVER['REQUEST_METHOD']);
if (!in_array($method, $methodList[$action])) {
//检查提交的HTTP METHOD
return InitPHP::return405();
//如果请求Method不正确，则返回405
}
}
}
}
return $controllerObj;
}
