2024-10-10
This commit is contained in:
177
web/register.php
Normal file
177
web/register.php
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<?php
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require_once("./include/db_info.inc.php");
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if(isset($OJ_REGISTER)&&!$OJ_REGISTER) exit(0);
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require_once("./include/my_func.inc.php");
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require_once( './include/setlang.php' );
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require_once("./include/email.class.php"); // 新版本的邮件发送信息请填写到这个文件中
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if(isset($OJ_CSRF)&&$OJ_CSRF)require_once("./include/csrf_check.php");
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$err_str="";
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$err_cnt=0;
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$len;
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$user_id=trim($_POST['user_id']);
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$len=strlen($user_id);
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$email=trim($_POST['email']);
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$school=trim($_POST['school']);
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if(isset($OJ_VCODE)&&$OJ_VCODE)$vcode=trim($_POST['vcode']);
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if($OJ_VCODE&&($vcode!= $_SESSION[$OJ_NAME.'_'."vcode"]||$vcode==""||$vcode==null) ){
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$_SESSION[$OJ_NAME.'_'."vcode"]=null;
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$err_str=$err_str."Verification Code Wrong!\\n";
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$err_cnt++;
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$_SESSION[ $OJ_NAME . '_' . "vfail" ]=true;
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}
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if($OJ_LOGIN_MOD!="hustoj"){
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$err_str=$err_str."System do not allow register.\\n";
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$err_cnt++;
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}
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if($len>48){
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$err_str=$err_str."User ID Too Long!\\n";
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$err_cnt++;
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}else if ($len<3){
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$err_str=$err_str." $MSG_WARNING_USER_ID_SHORT\\n";
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$err_cnt++;
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}
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if (!is_valid_user_name($user_id)){
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$err_str=$err_str."User ID can only contain NUMBERs & LETTERs!\\n";
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$err_cnt++;
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}
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$nick=trim($_POST['nick']);
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$len=strlen($nick);
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if ($len>20){
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$err_str=$err_str."Nick Name Too Long!\\n";
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$err_cnt++;
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}else if ($len==0) $nick=$user_id;
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if(has_bad_words($user_id)){
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$err_str=$err_str.$MSG_USER_ID." Too Bad!\\n";
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$err_cnt++;
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}
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if(has_bad_words($school)){
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$err_str=$err_str.$MSG_SCHOOL." Too Bad!\\n";
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$err_cnt++;
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}
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if(has_bad_words($nick)){
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$err_str=$err_str.$MSG_NICK." Too Bad!\\n";
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$err_cnt++;
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}
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if (strcmp($_POST['password'],$_POST['rptpassword'])!=0){
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$err_str=$err_str."$MSG_WARNING_REPEAT_PASSWORD_DIFF!\\n";
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$err_cnt++;
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}
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if (strlen($_POST['password'])<6){
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$err_cnt++;
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$err_str=$err_str."$MSG_WARNING_PASSWORD_SHORT \\n";
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}
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$len=strlen($_POST['school']);
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if ($len>20){
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$err_str=$err_str."School Name Too Long!\\n";
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$err_cnt++;
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}
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$len=strlen($_POST['email']);
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if ($len>100){
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$err_str=$err_str."Email Too Long!\\n";
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$err_cnt++;
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}
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if ($err_cnt>0){
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print "<script language='javascript'>\n";
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print "alert('";
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print $err_str;
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print "');\n history.go(-1);\n</script>";
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exit(0);
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}
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$password=pwGen($_POST['password']);
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$sql="SELECT `user_id` FROM `users` WHERE `users`.`user_id` = ?";
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$result=pdo_query($sql,$user_id);
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$rows_cnt=count($result);
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if ($rows_cnt == 1){
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print "<script language='javascript'>\n";
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print "alert('User Existed!\\n');\n";
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print "history.go(-1);\n</script>";
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exit(0);
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}
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if ($domain==$DOMAIN && $OJ_NAME==$user_id){
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print "<script language='javascript'>\n";
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print "alert('User Existed!\\n');\n";
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print "history.go(-1);\n</script>";
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exit(0);
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}
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$nick=(htmlentities ($nick,ENT_QUOTES,"UTF-8"));
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$school=(htmlentities ($school,ENT_QUOTES,"UTF-8"));
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$email=(htmlentities ($email,ENT_QUOTES,"UTF-8"));
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$ip = ($_SERVER['REMOTE_ADDR']);
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if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])&&!empty(trim($_SERVER['HTTP_X_FORWARDED_FOR']))) {
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$REMOTE_ADDR = $_SERVER['HTTP_X_FORWARDED_FOR'];
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$tmp_ip = explode(',', $REMOTE_ADDR);
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$ip = (htmlentities($tmp_ip[0], ENT_QUOTES, "UTF-8"));
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} else if (isset($_SERVER['HTTP_X_REAL_IP'])&&!empty(trim($_SERVER['HTTP_X_REAL_IP']))) {
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$REMOTE_ADDR = $_SERVER['HTTP_X_REAL_IP'];
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$tmp_ip = explode(',', $REMOTE_ADDR);
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$ip = (htmlentities($tmp_ip[0], ENT_QUOTES, "UTF-8"));
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}
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// 检查IP是否已经注册过
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if (isset($OJ_REG_SPEED) && $OJ_REG_SPEED > 0 ) {
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// 查询最近1小时内该IP地址已经注册的用户数量
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$sql = "SELECT COUNT(*) FROM `users` WHERE (`ip` = ? or email = ? ) AND `reg_time` > DATE_SUB(NOW(), INTERVAL 1 HOUR)";
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$result = pdo_query($sql, $ip,$email);
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$count = intval($result[0][0]);
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if ($count > $OJ_REG_SPEED ) {
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// 如果数量大于$OJ_REG_SPEED ，则表示该IP地址在最近1小时内已经注册过$OJ_REG_SPEED个账户
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$warning="$ip 正在快速注册大量新账号，请确认是否存在攻击行为。若能确认是攻击行为，可以用sudo iptables -A INPUT -s $ip -j DROP 命令 封禁IP。";
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if($OJ_ADMIN!="root@localhost") email($OJ_ADMIN,"系统警告,疑似攻击!",$warning."\n from $domain"); //只有设置好的才发送邮件
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print "<script language='javascript'>\n";
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print "alert('您的IP地址或Email已经注册过".$OJ_REG_SPEED."个账户，请稍后再试。\\n');\n";
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print "history.go(-1);\n</script>";
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exit(0);
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}
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}
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if(isset($OJ_EMAIL_CONFIRM) && $OJ_EMAIL_CONFIRM)
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$_SESSION[$OJ_NAME.'_'.'activecode']=getToken(16);
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else
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$_SESSION[$OJ_NAME.'_'.'activecode']="";
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if(isset($OJ_REG_NEED_CONFIRM)&&$OJ_REG_NEED_CONFIRM) $defunct="Y";
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else $defunct="N";
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$sql="INSERT INTO `users`("
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."`user_id`,`email`,`ip`,`accesstime`,`password`,`reg_time`,`nick`,`school`,`defunct`,activecode)"
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."VALUES(?,?,?,NOW(),?,NOW(),?,?,?,?)";
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$rows=pdo_query($sql,$user_id,$email,$ip,$password,$nick,$school,$defunct,$_SESSION[$OJ_NAME.'_'.'activecode']);// or die("Insert Error!\n");
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//发送激活邮件
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if (isset($OJ_EMAIL_CONFIRM) && $OJ_EMAIL_CONFIRM ) {
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$link= 'http://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['REQUEST_URI'])."active.php?code=".$_SESSION[$OJ_NAME.'_'.'activecode'];
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email($email,"$MSG_ACTIVE_YOUR_ACCOUNT",
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"$MSG_CLICK_COPY $MSG_ACTIVE_YOUR_ACCOUNT $user_id :\n ".$link );
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$view_errors= "<div class='ui main container' ><font size=5 > $MSG_CHECK $email $MSG_EMAIL , $MSG_CLICK_COPY $MSG_ACTIVE_YOUR_ACCOUNT";
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$view_errors.="</font></div><hr><hr>";
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require("template/".$OJ_TEMPLATE."/error.php");
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exit(0);
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}
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$sql="INSERT INTO `loginlog`(user_id,password,ip,time) VALUES(?,?,?,NOW())";
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pdo_query($sql,$user_id,"no save",$ip);
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if(!isset($OJ_REG_NEED_CONFIRM)||!$OJ_REG_NEED_CONFIRM){
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$sql="SELECT `user_id` FROM `users` WHERE `users`.`user_id` = ?";
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$result=pdo_query($sql,$user_id);
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$rows_cnt=count($result);
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if ($rows_cnt == 1){
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$_SESSION[$OJ_NAME.'_'.'user_id']=$user_id;
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$sql="SELECT `rightstr` FROM `privilege` WHERE `user_id`=?";
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//echo $sql."<br />";
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$result=pdo_query($sql,$_SESSION[$OJ_NAME.'_'.'user_id']);
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foreach ($result as $row){
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$_SESSION[$OJ_NAME.'_'.$row['rightstr']]=true;
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//echo $_SESSION[$OJ_NAME.'_'.$row['rightstr']]."<br />";
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}
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$_SESSION[$OJ_NAME.'_'.'ac']=Array();
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$_SESSION[$OJ_NAME.'_'.'sub']=Array();
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if($OJ_SaaS_ENABLE && $domain==$DOMAIN) header("location:modifypage.php#MyOJ");
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}
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}
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?>
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<script>history.go(-2);</script>
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