emlog后台登录失败邮件通知

if ($action == login) {
  $ip = isset($_POST['ip']) ? addslashes(trim($_POST['ip'])) : '';//获取登录者ip
  $username = isset($_POST['user']) ? addslashes(trim($_POST['user'])) : '';
  $password = isset($_POST['pw']) ? addslashes(trim($_POST['pw'])) : '';
  $ispersis = isset($_POST['ispersis']) ? intval($_POST['ispersis']) : false;
  $img_code = Option::get('login_code') == 'y' && isset($_POST['imgcode']) ? addslashes(trim(strtoupper($_POST['imgcode']))) : '';

  $loginAuthRet = LoginAuth::checkUser($username, $password, $img_code);

  if ($loginAuthRet === true) {
    LoginAuth::setAuthCookie($username, $ispersis);
    emDirect("./");
  } else{
    $blogname = '杨小杰博客';//博客名称
    $blogurl = 'http://www.youngxj.cn';//博客地址
    $bloglogo = 'http://www.youngxj.cn/logopic.png';//博客logo
    $emailarr = 'admin@youngxj.com';//收信邮箱
    $mailname = 'youngxj';//发件人（请勿中文）
    $subject = '密码错误提示';//邮件标题
    $subject = "=?UTF-8?B?".base64_encode($subject)."?=";//防止拉黑字符编码
    $header  = "MIME-Version: 1.0\r\n"; 
    $header .= "From: $mailname\r\n";//来自发件人
    $header .= "Content-type: text/html; charset=utf-8\r\n";//设置头编码
    $preview = '<div class="emailpaged" style="background-image: url(http://www.youngxj.cn/content/templates/emedia_better/images/email.jpg);-webkit-background-size: cover;-moz-background-size: cover;-o-background-size: cover;background-size: cover;background-position: center center;background-repeat: no-repeat;">
        <div class="emailcontent" style="width:100%;max-width:720px;text-align: left;margin: 0 auto;padding-top: 80px;padding-bottom: 20px">
            <div class="emailtitle">
                <h1 style="color:#fff;background: #51a0e3;line-height:70px;font-size:24px;font-weight:normal;padding-left:40px;margin:0">
'.$blogname.'账户登录失败通知！
                </h1>
                <div class="emailtext" style="background:#fff;padding:20px 32px 40px;">

            <div style="padding:0;font-weight:bold;color:#6e6e6e;font-size:16px">尊敬的管理员您好！</div>
            <p style="color: red;font-size:13px;line-height:24px;">'.$blogname.'有一条登录失败的记录产生，若登录操作不是您产生的，请及时注意网站安全！</p>
            <table cellpadding="0" cellspacing="0" border="0" style="width:100%;border-top:1px solid #eee;border-left:1px solid #eee;color:#6e6e6e;font-size:16px;font-weight:normal">
                <thead><tr><th colspan="2" style="padding:10px 0;border-right:1px solid #eee;border-bottom:1px solid #eee;text-align:center;background:#f8f8f8;">失败信息如下</th></tr></thead>
                <tbody>
				    <tr>
                        <td style="padding:10px 0;border-right:1px solid #eee;border-bottom:1px solid #eee;text-align:center;width:100px">登录名</td>
                        <td style="padding:10px 20px 10px 30px;border-right:1px solid #eee;border-bottom:1px solid #eee;line-height:30px">'.$username.'</td>
                    </tr>
                    <tr>
                        <td style="padding:10px 0;border-right:1px solid #eee;border-bottom:1px solid #eee;text-align:center">尝试的密码</td>
                        <td style="padding:10px 20px 10px 30px;border-right:1px solid #eee;border-bottom:1px solid #eee;line-height:30px">'.$password.'</td>
                    </tr>
				    <tr>
                        <td style="padding:10px 0;border-right:1px solid #eee;border-bottom:1px solid #eee;text-align:center;">登录时间</td>
                        <td style="padding:10px 20px 10px 30px;border-right:1px solid #eee;border-bottom:1px solid #eee;line-height:30px"><span style="border-bottom: 1px dashed rgb(204, 204, 204); position: relative;">'.date("Y-m-d H:i:s").'</span></td>
                    </tr>  
				    <tr>
                        <td style="padding:10px 0;border-right:1px solid #eee;border-bottom:1px solid #eee;text-align:center;">登录IP</td>
                        <td style="padding:10px 20px 10px 30px;border-right:1px solid #eee;border-bottom:1px solid #eee;line-height:30px">'.$ip.'</td>
                    </tr>               
                </tbody>
            </table>

                <p style="color: #6e6e6e;font-size:13px;line-height:24px;">(此邮件由系统自动发出, 请勿回复。)</p>
                </div>
                <div class="emailad" style="margin-top: 24px;text-align:center;">
                    <a href="'.$blogurl.'" target="_blank">
                        <img src="'.$bloglogo.'" style="margin: auto;;max-width:700px;height: auto;">
                    </a>
                </div>
                <p style="color: #6e6e6e;font-size:13px;line-height:24px;text-align:right;padding:0 32px">邮件来自：<a href="'.$blogurl.'" style="color:#51a0e3;text-decoration:none" target="_blank">'.$blogname.'</a></p>
            </div>
        </div>
    </div>';
    mail($emailarr,$subject,$preview, $header);
    LoginAuth::loginPage($loginAuthRet);
  }
}

<?php
function real_ip(){
  //获取用户真实IP
  $ip = $_SERVER['REMOTE_ADDR'];
  if(isset($_SERVER['HTTP_X_FORWARDED_FOR']) && preg_match_all('#\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}#s', $_SERVER['HTTP_X_FORWARDED_FOR'], $matches)) {
    foreach ($matches[0] AS $xip) {
      if (!preg_match('#^(10|172\.16|192\.168)\.#', $xip)) {
        $ip = $xip;
        break;
      }
    }
  } elseif (isset($_SERVER['HTTP_CLIENT_IP']) && preg_match('/^([0-9]{1,3}\.){3}[0-9]{1,3}$/', $_SERVER['HTTP_CLIENT_IP'])) {
    $ip = $_SERVER['HTTP_CLIENT_IP'];
  } elseif (isset($_SERVER['HTTP_CF_CONNECTING_IP']) && preg_match('/^([0-9]{1,3}\.){3}[0-9]{1,3}$/', $_SERVER['HTTP_CF_CONNECTING_IP'])) {
    $ip = $_SERVER['HTTP_CF_CONNECTING_IP'];
  } elseif (isset($_SERVER['HTTP_X_REAL_IP']) && preg_match('/^([0-9]{1,3}\.){3}[0-9]{1,3}$/', $_SERVER['HTTP_X_REAL_IP'])) {
    $ip = $_SERVER['HTTP_X_REAL_IP'];
  }
  return $ip;
}
?>

<input type="hidden" name="ip" value="<?php echo real_ip();?>" />