search

Home  >  Article  >  Backend Development  >  Forum based on mysql (3)_PHP tutorial

Forum based on mysql (3)_PHP tutorial

WBOY
WBOYOriginal
2016-07-21 16:02:57980browse

#####################
# func.php #########
####################
require("config.inc.php");
##### 检查用户是否存在 #####
function is_user_exits($name) {
         $name=trim($name);
         $name=ereg_replace("'","‘",$name);
         $name=htmlspecialchars($name);
         $SQL="SELECT name FROM user WHERE name='$name'";
         $result=mysql_query($SQL) or die(mysql_error());
         $row=mysql_fetch_Array($result);
         $name=$row[name];
         return $name;
}
##### 检查版面是否存在 #####
function is_board_exits($baord){
         $sql="select name from boardinfo where name='$baord'";
         $result=mysql_query($sql) or die("出现错误");
         $row=mysql_fetch_array($result);
         $name=$row[name];
         return $name;
}
##### 添加新用户 Function #####
function adduser(){
         global $name,$sex,$realname,$password,$address,$oicq,$homepage,$phone,$email,$qm,$regtime;
         $name=trim($name);
         $name=ereg_replace("'","‘",$name);
         $password=trim($password);
         $name=htmlspecialchars($name);
         $realname=htmlspecialchars($realname);
         $address=htmlspecialchars($address);
         $oicq=htmlspecialchars($oicq);
         $homepage=htmlspecialchars($homepage);
         $phone=htmlspecialchars($phone);
         $email=htmlspecialchars($email);
         $qm=htmlencode2($qm);
         $regtime=date("Y-m-d H:i:s");
         $sql="insert into user (name,sex,realname,password,address,oicq,homepage,score,phone,email,qm,regtime,slaveboard) values('$name','$sex','$realname','$password','$address','$oicq','$homepage','0','$phone','$email','$qm','$regtime','')";
         mysql_query($sql) or die(mysql_error());
}
##### URL 重定向 ######
function redirect2($url){
         header("Location:$url");
}
##### 创建版面 ######
function create_board_table($name,$chinesename){
         $name=trim("$name");
         $sql="CREATE TABLE $name(id int(11) NOT NULL AUTO_INCREMENT,title varchar(50) NOT NULL,writer varchar(50) NOT NULL,cont longtext, size int,writetime varchar(20) NOT NULL,hits int(4) DEFAULT '0',good varchar(1),renum int(4) DEFAULT '0',slaveid int(11) DEFAULT '0',fromip varchar(15),PRIMARY KEY (id))";
         mysql_query($sql);
         $sql="insert into boardinfo (name,chinesename) values('$name','$chinesename')";
         mysql_query($sql);
}
###### 删除版面 ######
function drop_board_table($name){
         $sql="drop table $name";
         mysql_query($sql);
         $sql="delete from boardinfo where name='$name'";
         mysql_query($sql);
}
######## 修改版面 ###
function update_board($name,$chinesename) {
    $sql="update boardinfo set name='$name',chinesename='$chinesename' where name='$name'";
    mysql_query($sql);
}
##### 添加文章 ######
function add_doc($board){
         global $title,$name,$cont,$writer,$fromip,$writetime,$qm,$new_topic_score;
         $title=trim($title);
         $title=substr($title,0,49);
         $size=strlen($cont);
         $cont=htmlencode2($cont);
         $cont=$cont."
"."-------
".$qm;
         $writetime=date("Y-m-d H:i:s");
         $fromip=getenv("remote_addr");
         $name=htmlspecialchars($name);
         $writer=$name;
         $sql="insert into $board (title,writer,cont,size,writetime,fromip) values('$title','$name','$cont','$size','$writetime','$fromip')";
         mysql_query($sql);
         add_score($writer,$new_topic_score);
}
##### 回复文章 #####
function re_doc($board,$slaveid){
         global $title,$name,$cont,$writer,$fromip,$writetime,$qm,$re_topic_score;
         $title=trim($title);
         $title=substr($title,0,49);
         $size=strlen($cont);
         $cont=htmlencode2($cont);
         $cont=$cont."
"."-------
".$qm;
         $writetime=date("Y-m-d H:i:s");
         $name=htmlspecialchars($name);
         $writer=$name;
         $fromip=getenv("remote_addr");
         $sql="insert into $board (title,writer,cont,size,writetime,slaveid,fromip) values('$title','$writer','$cont','$size','$writetime','$slaveid','$fromip')";
         mysql_query($sql);
         $sql="update $board set renum=renum+1 where id=$slaveid";
         mysql_query($sql);
         add_score($writer,$re_topic_score);
}
##### 删除文章 ####
function del_doc($board,$id){
         global $remove_score;
         $sql="select * from $board where id=$id";
         $sql_result=mysql_query($sql);
         $sql_row=mysql_fetch_array($sql_result);
         $writer=$sql_row[writer];
         remove_score($writer,$remove_score);
         $slaveid=$sql_row[slaveid];
         $sql="select * from $board where id=$slaveid";
         $sql_result=mysql_query($sql);
         $sql_row=mysql_fetch_array($sql_result);          
         if ($sql_row[renum]>0){
              $sql="update $board set renum=renum-1 where id=$slaveid";
              mysql_query($sql);
         }
         $sql="delete from $board where id=$id";
         mysql_query($sql);
         $sql="delete from $board where slaveid=$id";
         mysql_query($sql);
}
#### 转换 html 特殊字符和
#####
function htmlencode2($str){
         $str=htmlspecialchars($str);
         $str=nl2br($str);
         return $str;
}
##### 增加一个 hit ####
function add_one_hit($board,$id){
         $sql="update $board set hits=hits+1 where id=$id";
         mysql_query($sql);
}
##### 检查用户密码 ####
function check_user_password($name,$password){
         $name=trim($name);
         $name=ereg_replace("'","‘",$name);
         $name=htmlspecialchars($name);
         $password=trim($password);
         $sql="select password from user where name='$name'";
         $sql_result=mysql_query($sql);
         $sql_row=mysql_fetch_array($sql_result);
         if($password<>$sql_row[password]){
              $result=0;
         }
         else{
              $result=1;
              setcookie ("jl_forum[name]",$name);
              setcookie ("jl_forum[password]",$password);
         }
         return $result;
}
##### 检查管理员密码 ####
function check_admin_password(){
         $sql="select * from user where name='$jl_forum[name]'";
         $sql_result=mysql_query($sql);
         $sql_row=mysql_fetch_array($sql_result);
        if ($jl_forum[password]==$sql_row[password]){
            $result=1;
        }
        else {
            $result=0;
        }
        if ($sql_row[slaveboard]==$jl_forum[board]){
            $result=1;
        }
        else {
            $result=0;
        }  
         return $result;
}

##### 修改个人资料 ####
function change_profile($name){
         global $sex,$realname,$password,$address,$oicq,$homepage,$phone,$email,$qm;
         $name=trim($name);
         $name=htmlspecialchars($name);
         $realname=htmlspecialchars($realname);
         $address=htmlspecialchars($address);
         $oicq=htmlspecialchars($oicq);
         $homepage=htmlspecialchars($homepage);
         $phone=htmlspecialchars($phone);
         $email=htmlspecialchars($email);
         $qm=htmlencode2($qm);
         $sql="update user set sex='$sex',realname='$realname',password='$password',address='$address',oicq='$oicq',homepage='$homepage',phone='$phone',email='$email',qm='$qm' where name='$name'";
         mysql_query($sql);
}
##### 显示错误 ####
function show_error($id){
         redirect2("wrong.php?id=$id");
}
##### 增加版主 ####
function add_admin($board,$name){
         $name=trim($name);
         $sql="update user set slaveboard='$board' where name='$name'";
         mysql_query($sql);
}
##### 删除版主 #####
function del_admin($name){
         $name=trim($name);
         $name=htmlspecialchars($name);
         $sql="update user set slaveboard='' where name='$name'";
         mysql_query($sql);
}
##### 贴子转精华 ####
function set_good($board,$id){
         $sql="update $board set good='y' where id=$id";
         mysql_query($sql);
}
##### 转出精华 ###
function set_no_good($board,$id){
         $sql="update $board set good='' where id=$id";
         mysql_query($sql);
}
##### 导出签名 #####
function expl_qm($name){
        $name=htmlspecialchars($name);
         $sql="select qm from user where name='$name'";
         $sql_result=mysql_query($sql);
         $sql_row=mysql_fetch_array($sql_result);
         $qm=$sql_row[qm];
         return $qm;
}
##### 管理员 #####
function adminok() {
    if ($jl_admin[name]==$admin_name and $jl_admin[password]==$admin_password) {
        return 1;
    }
    else {
        return 0;
    }
}
##### 增加积分 #####
function add_score($name,$num) {
    $name=htmlspecialchars($name);
    $sql="update user set score=score+$num where name='$name'";
    mysql_query($sql);
}
##### 减少积分 ####
function remove_score($name,$num) {
    $name=htmlspecialchars($name);
    $sql="update user set score=score-$num where name='$name'";
    mysql_query($sql);
}
#### 发送留言 ####
function sendmsg() {
    global $fromname,$name,$cont;
    $name=htmlspecialchars($name);
    $fromname=htmlspecialchars($fromname);
    $cont=htmlencode2($cont);
    $wt=date("Y-m-d H:i:s");
    $sql="insert into message (name,fromname,cont,writetime) values ('$name','$fromname','$cont','$wt')";
    mysql_query($sql);
}
#### 删除留言 ####
function delmsg($id) {
    $sql="delete from message where id=$id";
    mysql_query($sql);
}
### 留言是否属于这个人 #####
function is_this_user($id) {
    $sql="select name from message where id=$id";
    $sql_result=mysql_query($sql);
    $sql_row=mysql_fetch_row($sql_result);
    if ($sql_row[name]==$jl_forum[name]) {
        return 1;
    }
    else {
        return 0;
    }
}
?>
##########################
# good.php ##########
########################
require("func.php");
$sql="select * from boardinfo";
$sql_result=mysql_query($sql);
?>


main






    
    
  
    
    
  
    
    
  
  
    
  

      
论坛精华区

    

      

        
        

        
      

    

      
论坛信息

    


    



###########################
# good_list.php ###########
###########################
require("func.php");
if(!is_board_exits($board)){
    $board="computer";
}
$sql="select * from boardinfo where name='$board'";
$sql_result=mysql_query($sql);
$sql_row=mysql_fetch_array($sql_result);
$chinesename=$sql_row[chinesename];
setcookie ("jl_forum[chinesename]",$chinesename);
$sql="select name from user where slaveboard='$board'";
$sql_result=mysql_query($sql);
?>


List









    
    
    
    
    
    
  
版面：echo $chinesename;
?>精华区		 版主：while ($sql_row=mysql_fetch_array($sql_result))
{
echo "$sql_row[name]"." ";
}
# 选择出留言纪录;
$sql="select * from $board where good='y'";
$temp=mysql_query($sql);
$sum=mysql_num_rows($temp);
$totalpage=ceil($sum/$pagesize);
if ($sum==0) {
    $totalpage=1;
}
# 分页
if($page<1 or empty($page)){
    $page=1;
}
elseif ($page>$totalpage){
         $page=$totalpage;
}
$offset=($page-1)*$pagesize;
$sql="select * from $board where good='y' order by id desc limit $offset,$pagesize";
$sql_result=mysql_query($sql);
?> 		共有篇 发新贴子 ">刷新浏览




  
    
    
    
    
  
  
    
  
  while ($sql_row=mysql_fetch_array($sql_result))
{
echo"";
echo"";
  echo"";
  echo"";
  echo"";
  echo"";
}
?>
  
    
  
回应 主 题 时 间 人气
 
";
echo "[*]";
echo"		$sql_row[title]$sql_row[writetime]$sql_row[hits]
 



    共页 第页·if ($page!=1){
     $back=$page-1;
        echo"首页　上一页";
}
if ($page==1){
       echo"首页　上一页";
}
if($page!=$totalpage){
    $next=$page+1;
        echo"　下一页　尾页";
}
if($page==$totalpage){
        echo"　下一页　尾页";
}
?>·  
    
    
    页  
  





############################
###  good_read.php ######
######################3
require ("func.php");
if ($re){
     if (!is_board_exits($board)){
          show_error(7);
          $founderr=1;
     }
     $sql="select slaveid from $board where id=$id";
     $sql_result=mysql_query($sql);
     $sql_row=mysql_fetch_array($sql_result);
     if($sql_row[slaveid]!=0){
         show_error(1);
         $founderr=1;
     }
     if (!check_user_password($name,$password)){
          show_error(4);
          $founderr=1;
     }
     if (strlen($title)>50){
         show_error(6);
         $founderr=1;
     }
     if (empty($title)){
         show_error(2);
         $founderr=1;
     }
     if ($qm){
          $qm=expl_qm($name);
     }
     if(!$founderr){
         re_doc($board,$id);
         $sql="select * from $board where id=$id";
         $sql_result=mysql_query($sql);
         $sql_row=mysql_fetch_array($sql_result);
         $title=$sql_row[title];
         $writer=$sql_row[writer];
         $cont=$sql_row[cont];
         $writetime=$sql_row[writetime];
         $hits=$sql_row[$hits];
         $fromip=$sql_row[fromip];
         $sql="select * from $board where slaveid=$id";
         $sql_result=mysql_query($sql);
        # $sql_row=mysql_fetch_array($sql_result);
     }

}
elseif ($add){
     if (!is_board_exits($board)){
          show_error(7);
          $founderr=1;
     }
     if (empty($title)){
         show_error(2);
         $founderr=1;
     }
     if (!check_user_password($name,$password)){
          show_error(4);
          $founderr=1;
     }
     if (strlen($title)>50){
         show_error(6);
         $founderr=1;
     }
     if ($qm){
          $qm=expl_qm($name);
          $founderr=1;
     }
     if (!$founderr){
           add_doc($board);
     }
}
else {
     if (!is_board_exits){
          show_error(7);
     }
     add_one_hit($board,$id);
     $sql="select * from $board where id=$id";
     $sql_result=mysql_query($sql);
     $sql_row=mysql_fetch_array($sql_result);
     $title=$sql_row[title];
     $writer=$sql_row[writer];
     $cont=$sql_row[cont];
     $writetime=$sql_row[writetime];
     $hits=$sql_row[$hits];
     $fromip=$sql_row[fromip];
     $sql="select * from $board where slaveid=$id order by id desc";
     $sql_result=mysql_query($sql);
  #   $sql_row=mysql_fetch_array($sql_result);
}
?>


<?php echo $title;?>











  
    
  
  
    
  
  
    
  
  
    
  
标题：
作者：()　')">给作者留言　察看用户资料
※ 来源： [◆FROM：]







www.bkjia.comtruehttp://www.bkjia.com/PHPjc/316387.htmlTechArticle##################### # func.php ######### #################### ?php require(config.inc.php); ##### 检查用户是否存在 ##### function is_user_exits($name) { $name=trim($name);...
Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：A simple domain name registration status query program_PHP tutorialNext article：A simple domain name registration status query program_PHP tutorial

Related articles

See more