基于PHP實(shí)現(xiàn)郵箱驗(yàn)證激活過程詳解

CREATE TABLE IF NOT EXISTS `t_user` ( 
 `id` int(11) NOT NULL AUTO_INCREMENT, 
 `username` varchar(30) NOT NULL COMMENT '用戶名', 
 `password` varchar(32) NOT NULL COMMENT '密碼', 
 `email` varchar(30) NOT NULL COMMENT '郵箱', 
 `token` varchar(50) NOT NULL COMMENT '帳號(hào)激活碼', 
 `token_exptime` int(10) NOT NULL COMMENT '激活碼有效期', 
 `status` tinyint(1) NOT NULL DEFAULT '0' COMMENT '狀態(tài),0-未激活,1-已激活', 
 `regtime` int(10) NOT NULL COMMENT '注冊(cè)時(shí)間', 
 PRIMARY KEY (`id`) 
) ENGINE=MyISAM DEFAULT CHARSET=utf8;

form id="reg" action="register.php" method="post"> 
  p>用戶名：input type="text" class="input" name="username" id="user">/p> 
  p>密 碼：input type="password" class="input" name="password" id="pass">/p> 
  p>E-mail：input type="text" class="input" name="email" id="email">/p> 
  p>input type="submit" class="btn" value="提交注冊(cè)">/p> 
/form> 

$username = stripslashes(trim($_POST['username'])); 
$query = mysql_query("select id from t_user where username='$username'"); 
$num = mysql_num_rows($query); 
if($num==1){ 
  echo '用戶名已存在，請(qǐng)換個(gè)其他的用戶名'; 
  exit; 
}

if(mysql_insert_id()){ 
  $smtpserver = ""; //SMTP服務(wù)器，如：smtp.163.com 
  $smtpserverport = 25; //SMTP服務(wù)器端口，一般為25 
  $smtpusermail = ""; //SMTP服務(wù)器的用戶郵箱，如xxx@163.com 
  $smtpuser = ""; //SMTP服務(wù)器的用戶帳號(hào)xxx@163.com 
  $smtppass = ""; //SMTP服務(wù)器的用戶密碼 
  $smtp = new Smtp($smtpserver, $smtpserverport, true, $smtpuser, $smtppass); //實(shí)例化郵件類 
  $emailtype = "HTML"; //信件類型，文本:text；網(wǎng)頁(yè)：HTML 
  $smtpemailto = $email; //接收郵件方，本例為注冊(cè)用戶的Email 
  $smtpemailfrom = $smtpusermail; //發(fā)送郵件方，如xxx@163.com 
  $emailsubject = "用戶帳號(hào)激活";//郵件標(biāo)題 
  //郵件主體內(nèi)容 
  $emailbody = "親愛的".$username."：br/>感謝您在我站注冊(cè)了新帳號(hào)。br/>請(qǐng)點(diǎn)擊鏈接激活您的帳號(hào)。br/> 
  a  target= 
'_blank'>http://www.helloweba.com/demo/register/active.php?verify=".$token."/a>br/> 
  如果以上鏈接無(wú)法點(diǎn)擊，請(qǐng)將它復(fù)制到你的瀏覽器地址欄中進(jìn)入訪問，該鏈接24小時(shí)內(nèi)有效。"; 
  //發(fā)送郵件 
  $rs = $smtp->sendmail($smtpemailto, $smtpemailfrom, $emailsubject, $emailbody, $emailtype); 
  if($rs==1){ 
    $msg = '恭喜您，注冊(cè)成功！br/>請(qǐng)登錄到您的郵箱及時(shí)激活您的帳號(hào)！';   
  }else{ 
    $msg = $rs;   
  } 
} 
echo $msg; 

include_once("connect.php");//連接數(shù)據(jù)庫(kù) 
 
$verify = stripslashes(trim($_GET['verify'])); 
$nowtime = time(); 
 
$query = mysql_query("select id,token_exptime from t_user where status='0' and 
`token`='$verify'"); 
$row = mysql_fetch_array($query); 
if($row){ 
  if($nowtime>$row['token_exptime']){ //24hour 
    $msg = '您的激活有效期已過，請(qǐng)登錄您的帳號(hào)重新發(fā)送激活郵件.'; 
  }else{ 
    mysql_query("update t_user set status=1 where id=".$row['id']); 
    if(mysql_affected_rows($link)!=1) die(0); 
    $msg = '激活成功！'; 
  } 
}else{ 
  $msg = 'error.';   
} 
echo $msg;