Check whether the current administrator has permission to access this page, the background only shows the current administrator has access to the button

Source: Internet
Author: User
Tags php foreach

/**
* Check whether the current administrator has permission to access this page
*/
Public Function Chkpri ()
{
Gets the model name, controller name, method name that the current administrator is trying to access
TP Zhongzheng with three constants
Module_name, Controller_name, Action_name
$adminId = session (' ID ');
If the Super administrator returns TRUE directly
if ($adminId = = 1)
return TRUE;
$arModel = D (' Admin_role ');
$has = $arModel->alias (' a ')
->join (' LEFT join __role_pri__ B on a.role_id=b.role_id
Left JOIN __privilege__ C on B.pri_id=c.id ')
->where (Array (
' a.admin_id ' = Array (' eq ', $adminId),
' C.module_name ' = Array (' eq ', module_name),
' C.controller_name ' = Array (' eq ', controller_name),
' C.action_name ' = Array (' eq ', action_name),
))->count ();
Return ($has > 0);
}

Call this method before accessing any method to determine if there is permission to access this page

In public method display

<?php
namespace Admin\controller;
Use Think\controller;
Class Basecontroller extends Controller
{
Public Function __construct ()
{
The constructor of the parent class must be called first
Parent::__construct ();
Determine login
if (!session (' id '))
$this->error (' must be logged in first! ', U (' Login/login '));

All administrators have access to the back page
if (Controller_name = = ' Index ')
return true;
$priModel =d (' privilege ');
if (! $priModel->chkpri ())
$this->error (' Unauthorized access! ');

}
}

/**
* Get permissions for the first two levels currently owned by the administrator
*
*/
Public Function Getbtns ()
{
/*************** Remove all permissions that are currently owned by the current administrator ****************/
$adminId = session (' ID ');
if ($adminId = = 1)
{
$priModel = D (' Privilege ');
$priData = $priModel->select ();
}
Else
{
Remove the permissions that are owned by the current administrator's role
$arModel = D (' Admin_role ');
$priData = $arModel->alias (' a ')
->field (' DISTINCT c.id,c.pri_name,c.module_name,c.controller_name,c.action_name,c.parent_id ')
->join (' LEFT join __role_pri__ B on a.role_id=b.role_id
Left JOIN __privilege__ C on B.pri_id=c.id ')
->where (Array (
' a.admin_id ' = Array (' eq ', $adminId),
))->select ();
}
/*************** Select the first two levels of **********************/from all permissions
$btns = Array (); Top Level Two permissions
foreach ($priData as $k = $v)
{
if ($v [' parent_id '] = = 0)
{
and find the child of this top.
foreach ($priData as $k 1 = $v 1)
{
if ($v 1[' parent_id ') = = $v [' id '])
{
$v [' Children '] [] = $v 1;
}
}
$btns [] = $v;
}
}
return $btns;
}

<div id= "Menu-list" >
<ul id= "Menu-ul" >
<?php
$priModel = D (' privilege ');
$btns = $priModel->getbtns ();
foreach ($btns as $k = $v):?>
<li class= "Explode" key= "02_cat_and_goods" name= "Menu" >
<?php echo $v [' pri_name '];?>
<ul>
<?php foreach ($v [' Children '] as $k 1 = $v 1):?>
<li class= "Menu-item" ><a href= "<?php Echo U ($v 1[' module_name ']. ' /'. $v 1[' Controller_name '). ' /'. $v 1[' action_name ');?> "target=" Main-frame "><?php echo $v 1[' Pri_name '];?></a></li>
<?php Endforeach;?>
</ul>
</li>
<?php Endforeach;?>
</ul>
</div>

Check whether the current administrator has permission to access this page, the background only shows the current administrator has access to the button

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.