E:/E/GEAMP/www/openbiz/openbiz/bin/service/accessService.php

<?php
/* configuration
<PluginService ...>
   <access-constraint>
     <view-collection>
       <view name="view1">
         <role name="admin"/>
         <role name="member"/>
       </view>
       <view name="reg_expr"/>
     </view-collection>
   </access-constraint>
</PluginService ...>
*/

class accessService
{
    private $_configFile = "accessService.xml";
    private $_restrictedViewList;

    function __construct(&$xmlArr)
    {
        $this->readMetadata($xmlArr);
    }

    protected function readMetadata(&$xmlArr)
    {
        $viewCollection = $xmlArr["PLUGINSERVICE"]["ACCESS-CONSTRAINT"]["VIEW-COLLECTION"];
        $this->_restrictedViewList = new MetaIterator($xmlArr["PLUGINSERVICE"]["ACCESS-CONSTRAINT"]["VIEW-COLLECTION"]["VIEW"],"RestrictedView");
    }

    public function allowViewAccess($viewName, $role=null)
    {
        if (!$role)
            $role = "";

        $view = $this->getMatchView($viewName);
        if (!$view)
            return true;

        $roleList = $view->getRoleList();
        if (!$roleList)
            return true;
        if ($roleList->get($role))
            return true;

        return false;
    }

    protected function getMatchView($viewName)
    {
        /* @var $viewObj EasyView */
        $viewObj = $this->_restrictedViewList->get($viewName);
        if ($viewObj)
            return $viewObj;
        foreach ($this->_restrictedViewList as $view => $viewObj)
        {
            $preg_view = "/".$view."/";
            if (preg_match($preg_view, $viewName))
            {
                return $viewObj;
            }
        }
        return null;
    }
}

class RestrictedView
{
    public $m_Name;

    private $_roleList;


    public function __construct($xmlArr)
    {
        $this->m_Name = $xmlArr["ATTRIBUTES"]["NAME"];
        $this->_roleList = new MetaIterator($xmlArr["ROLE"],"RestrictedRole");
    }

    public function getViewName()
    {
        return $this->m_Name;
    }

    public function getRoleList()
    {
        return $this->_roleList;
    }
}


class RestrictedRole
{
    public $m_Name;

    public function __construct($xmlArr)
    {
        $this->m_Name = $xmlArr["ATTRIBUTES"]["NAME"];
    }

    public function getRoleName()
    {
        return $this->m_Name;
    }
}
?>