第七十八天上课 PHP权限控制

ShenfenGuanLi

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script src="../ZZ-function/js/$Jquery.js"></script>
<title>无标题文档</title>

<br>
<div>请选择用户：&nbsp;
<select>
<?php
include"../ZZ-function/class/uniondatabase.php";
$db=new unionDatabase();
$sql="select ZhangHu,MingZi from yonghu";
$result=$db->query($sql);
foreach($result as $i)
{
    echo"<option value=‘$i[0]‘>$i[1]</option>";
}
?>
</select>
</div>
<div><br>请选择职务：
<?php
$sql="select * from juese";
$result=$db->query($sql);
foreach($result as $i)
{
    echo"<input class=‘JueSe‘ type=‘checkbox‘ value=‘$i[0]‘>$i[1]"."&nbsp;";
}
?>
</div><br />
<div><input id="TiJiao" type="button" value="确定"/></div>

<script type="text/javascript">
$(document).ready(function()
{
    JueSe();
    $("select").change(function()
    {
        JueSe();
    });
    $(‘#TiJiao‘).click(function()
    {
        JueSeTiJiao();
    })
});
function JueSe()
{
    var ZhangHu=$(‘select‘).val();
    $.ajax
    ({
        url:"JueSe.php",
        data:{ZhangHu:ZhangHu,X:1},
        type:"POST",
        dataType:"JSON",
        success: function(e)
        {
            var JueSe=$(‘.JueSe‘);
            JueSe.prop(‘checked‘,false)
            for(var i=0;i<JueSe.length;i++)
            {
                var j=JueSe.eq(i).val();
                for(var x=1;x<e.length;x++)
                {
                    if(e[i][0]==j)
                    {
                        JueSe.eq(i).prop(‘checked‘,true);
                    }
                }
            }
        }
    });
}
function JueSeTiJiao()
{
    var ZhangHu=$(‘select‘).val();
    var JueSeX=$(‘.JueSe‘);
    var JueSe=‘‘;
    for(var i=0;i<JueSeX.length;i++ )
    {
        if(JueSeX.eq(i).prop(‘checked‘))
            JueSe+=JueSeX.eq(i).val()+"|";
    }
    JueSe=JueSe.substr(0,JueSe.length-1);
    $.ajax
    ({
        url:"JueSe.php",
        data:{ZhangHu:ZhangHu,JueSe:JueSe,X:2},
        type:"POST",
        dataType:"TEXT",
        success: function(e)
        {
            alert(e)
        }
    });
}

</script>

JueSe.php

<?php
include"../ZZ-function/class/uniondatabase.php";
$db=new unionDatabase();
$x=$_POST[‘X‘];
if($x==1)
{
    $ZhangHu=$_POST[‘ZhangHu‘];
    $sql="select JueSe from yonghuInjuese where ZhangHu=‘$ZhangHu‘";
    echo $db->queryJson($sql);
}

else if($x==2)
{
    $ZhangHu=$_POST[‘ZhangHu‘];
    $JueSe=$_POST[‘JueSe‘];
    $sql="delete from yonghuInjuese where Zhanghu=‘$ZhangHu‘";
    $result1=$db->query($sql);
    $JueSe=explode("|",$JueSe);
    foreach($JueSe as $i)
    {
        $sql="insert into yonghuInjuese values(‘‘,‘$ZhangHu‘,‘$i‘)";
        $result2=$db->query($sql);
    }
    if($result1||$result2)
        echo"角色修改成功";
    else
        echo"修改失败";
}

DengRu.php

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>登入界面</title>
<style>
*{outline:none;}
form
{
    text-align:center;
    top:20px;
}
form input
{
    border:1px solid #0F0;
}
</style>

<?php
session_start();
if(!empty($_POST[‘submit‘]))
{
    if(empty($_POST[‘ZhangHu‘])||empty($_POST[‘MiMa‘]))
    {
        echo"<script>alert(‘账户或密码不能为空‘)</script>";
    }
    else
    {
        $ZhangHu=$_POST[‘ZhangHu‘];
        $MiMa=$_POST[‘MiMa‘];
        include"../ZZ-function/class/uniondatabase.php";
        $db=new unionDatabase();
        $sql="select count(*) from yonghu where ZhangHu=‘$ZhangHu‘ and MiMa=‘$MiMa‘";
        if($db->queryStr($sql)==1)
        {
            $_SESSION[‘ZhangHu‘]=$ZhangHu;
            header(‘location:main.php‘);
        }
    }
}
?>

<form action="" method="post">
<h1>登入</h1>
<div>账 号: <input type="text" name="ZhangHu"/></div><br>
<div>密 码: <input type="password" name="MiMa"/></div><br>
<div>
    <input type="submit" name="submit" value="登入"/>&nbsp;&nbsp;
    <input type="button" value="复位"/>
</div><br>
</form>

main.php

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>主界面</title>

<?php
session_start();
if(empty($_SESSION[‘ZhangHu‘]))
{
    header(‘location:DengRu.php‘);
}
include"../ZZ-function/class/uniondatabase.php";
$db=new unionDatabase();
$ZhangHu=$_SESSION[‘ZhangHu‘];
$sql="select JueSe from yonghuinjuese where ZhangHu=‘$ZhangHu‘";
$JueSe=$db->query($sql);
$QuanXian=array();
foreach($JueSe as $i)
{
    $sql="select QuanXian from jueseinquanxian where JueSe=‘$i[0]‘";
    $result=$db->query($sql);

    foreach($result as $j)
    {
        array_push($QuanXian,$j[0]);
    }
}
$QuanXian=array_unique($QuanXian);
echo"<ul>";
foreach($QuanXian as $i)
{
    $sql="select Name from quanxian where DaiHao=‘$i‘";
    $j=$db->queryStr($sql);
    echo"<li>$j</li>";
}
echo"</ul>";
?>