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sign_in.php
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<?php
session_start();
if(!isset($_SESSION['uid'])) $_SESSION['uid'] = 0;
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Sakura - 登录页面</title>
</head>
<body>
<?php
$title="Sakura";
$show_buttons = FALSE;
?>
<?php
include_once 'database_util.php';
?>
<?php
if(isset($_POST['call']) and $_POST['call']=="13")
{
$uid = check_usrpsw($conn,$_POST['user_name'],$_POST['user_pwd']);
if($uid == NULL) die("账号或密码错误！");
$_SESSION['uid'] = $uid;
header('Location: index.php');
}
include_once 'style.php';
include 'header.php';
?>
<br/>
<div class="form">
<?php
$s1 = 'oninvalid="setCustomValidity('."'";
$s2 = "'".')" oninput="setCustomValidity('."''".')"';
if(isset($_POST['user_name']) && isset($_POST['user_pwd']))
{
echo '<form method="post" action="">
帐号: <input type="text" class="login" name="user_name" value="'.$_POST['user_name'].
'" required '.$s1.'请填写账号'.$s2.'/>
密码: <input type="password" class="login" name="user_pwd" value="'.$_POST['user_pwd'].
'" required '.$s1.'请填写密码'.$s2.'/>
<input type="submit" class="login" value="登录"/>
<input type="hidden" name="call" value="13"/>
</form>';
}
else
{
echo '<form method="post" action="">
帐号: <input type="text" class="login" name="user_name" required '.$s1.'请填写账号'.$s2.'/>
密码: <input type="password" class="login" name="user_pwd" required '.$s1.'请填写密码'.$s2.'/>
<input type="submit" class="login" value="登录"/>
<input type="hidden" name="call" value="13"/>
</form>';
}
?>
</div>
</body>
</html>