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PHP实用小程序（七）

原作者: [db:作者] 来自: [db:来源] 收藏 邀请 
<?
    //用COOKIE保存投票人的投票记录
    if($vote && !$already_voted) SetCookie("already_voted","1");
?>
<html>
<head>
<title>简易投票系统</title>
</head>
<body alink="#FF0000" link="#000099" vlink="#CC6600" topmargin="8" leftmargin="0" bgColor="#FFFFFF">
<br><center><font color=green>简易投票系统-学习PHP 4.0容易吗？</font></center><br>
<table cellspacing=0 bordercolordark=#FFFFFF width="60%" bordercolorlight=#000000 border=1 align="center" cellpadding="2">
  <tr>
    <td align="center">
<form action="<?echo $PHP_SELF?>" method="post" name="frmVote">
<br>添加一个投票类别: <input type="text" name="newvoteitem" size="20" maxlength="30"><input type=submit value="添 加"><br><br>
<?
    //连接数据库
    mysql_connect("localhost","root","");
    $mysqldb="test";
    if($newvoteitem)
    {
        //添加新的投票项
        if(!mysql_db_query($mysqldb,"insert into vote values ('$newvoteitem',0)"))
        {
            echo "添加出错！<br>";
        }
    }
    //用COOKIE保存投票人的投票记录
    if($vote && $already_voted) {
         echo "<font color=red>请您不要重复投票，谢谢！</font><br><br>\n";
     }
     else if($vote)
     {
         if(!mysql_db_query($mysqldb,"update vote set votes=votes+1 where name='$vote'"))
         {
             echo "投票出错！<br>";
         }
     }
     //计算总投票数
     $result=mysql_db_query($mysqldb,"select sum(votes) as sum from vote");
     if($result)
     {
         $sum=(int) mysql_result($result,0,"sum");
         mysql_free_result($result);
     }
     //读出投票项数据
     $result=mysql_db_query($mysqldb,"select * from vote order by votes DESC");
?>
<table cellspacing=0 bordercolordark=#FFFFFF width="90%" bordercolorlight=#000000 border=1 align="center" cellpadding="2">
  <tr>
    <td align="center" width="15%">投票</td>
    <td align="center" width="60%">选项</td>
    <td align="center" width="25%">票数/比例</td>
  </tr>
<?
    //循环读出投票项
    while($row=mysql_fetch_row($result))
    {
        //计算百分比
        $per=(int)(100*$row[1]/$sum);
?>
  <tr>
    <td align="center"><input type=radio name=vote value="<?echo $row[0]?>"></td>
    <td><?echo $row[0]?></td>
    <td align="right"><?echo $row[1]?><img src="blue.gif" height=10 width="<?echo $per?>"><?echo $per?></td>
  </tr>
<?
    }
    //释放结果集
     mysql_free_result($result);
 ?>
</table>
<br><input type=submit value="投 票">
</form>
    </td>
  </tr>
</table>
</BODY>
</HTML>
<?
    require("config.php");
    $sqldo="select count(*) as title from $mytable where sub_id<1";
    $result=mysql_query($sqldo);
    $message_count=mysql_result($result,0,"title");
?>
<table border="0" width="75%" cellspacing="0" cellpadding="0" align="center">
  <tr bgcolor="FFEAA2">
    <td width="100%" height="18" valign="bottom" align="right">留言总数：<font color=red><?echo $message_count?></font> | <a href="guestbook.php">看留言</a>&nbsp;&nbsp;&nbsp;&nbsp;</td>
  </tr>
</table>
<?
    if ($doadd)
    {
        $name=htmlspecialchars($name);
        $email=htmlspecialchars($email);
        $comefrom=htmlspecialchars($comefrom);
        $homepage=htmlspecialchars($homepage);
        $icq=htmlspecialchars($icq);
        $oicq=htmlspecialchars($oicq);
        $image=htmlspecialchars($image);
        $comment=htmlspecialchars($comment);
        if ($name&&$comment) {
            $add_time=date("Y")."-".date("m")."-".date("d")." ".date("H").":".date("i").":".date("s");
            $result=mysql_query("insert into $mytable (sub_id,name,email,comefrom,homepage,icq,oicq,image,comment,password,add_time) values ('$sub_id','$name','$email','$comefrom','$homepage','$icq','$oicq','$image','$comment','$password','$add_time')");
            if ($notify) {
                $message="$comment\n\n$name $email\n\n$add_time";
                mail($admin_email, "有新的留言: ".$name, $message, "From: ".$email."\nReply-To: ".$email."\nX-Mailer: PHP/" . phpversion());
            }
            echo "<p align=\"center\">您的留言发送成功，谢谢！<a href=\"guestbook.php\">查看留言请返回</a></p>\n";
        }
        else {
            echo "<p align=\"center\">姓名和内容必须填写！<a href=\"JavaScript:history.back()\">返回</a></p>\n";
        }
    }
    else {
        if ($reply&&$recid) {
            echo "<p align=\"center\">回复留言</p>";
            $sub_id="<input type=\"hidden\" name=\"sub_id\" value=\"$recid\">";
        }
        else {
            echo "<p align=\"center\">填写留言</p>";
        }
            echo "<form method=\"POST\" action=\"add.php\">
    <table border=\"0\" width=\"75%\" align=\"center\">
      <tr>
        <td>
          <div align=\"center\">
            <table border=\"0\" width=\"80%\" cellpadding=\"20\" cellspacing=\"0\">
              <tr>
                <td width=\"100%\" bgcolor=\"FFFBEC\">姓名: <input type=\"text\" name=\"name\" size=\"25\">$sub_id 
                  电子邮件: <input type=\"text\" name=\"email\" size=\"25\"><br>
                  来自: <input type=\"text\" name=\"comefrom\" size=\"25\"> 主页地址: <input type=\"text\" name=\"homepage\" size=\"25\"><br>
                  OICQ: <input type=\"text\" name=\"oicq\" size=\"25\">
                  <p>表情: ";
        $con=1;
        while ( list( $key, $val ) = each( $images ) ) {
            $checked="";
            if ($con==1) {
                $checked=" checked";
                $con=0;
            }
            echo "<input type=\"radio\" value=\"$key\" name=\"image\"$checked><img border=\"0\" src=\"$imgdir/$key\" alt=\"$val\"> ";
        }
        echo "</p>\n                  <p><b>留言:</b><br>
                  <textarea rows=\"4\" name=\"comment\" cols=\"72\"></textarea></p>
                  <p><input type=\"submit\" value=\"发送留言\" name=\"doadd\"> <input type=\"reset\" value=\"擦掉重写\" name=\"B2\"></td>
              </tr>
            </table>
          </div>
        </td>
      </tr>
    </table>
    </center>
  </div>
</form>
";
    }
?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>PHP4.0 +MYSQL 留言本</title>
<style type="text/css">
<!--
input { font-size:9pt; }
A:link {text-decoration: underline; font-size:9pt;color:000059}
A:visited {text-decoration: underline; font-size:9pt;color:000059}
A:active {text-decoration: underline; font-size:9pt}
A:hover {text-decoration:underline;color:red}
body,table {font-size: 9pt}
tr,td{font-size:9pt}
-->
</style>
</head>
<body alink="#FF0000" link="#000099" vlink="#CC6600" topmargin="8" leftmargin="0" bgColor="#FFFFFF">
<center><font color=red size=6>PHP4.0+MYSQL 留言本</font></center><br>
<?
    $dbuser=mysql_connect('localhost','root','');
    $mydb=mysql_select_db('test',$dbuser);
    $mytable="guestbook";   // 表名
    $page_size=8;
    $notify=1;
    $imgdir="images";

    $images=array( "say.gif" => "随便说说",
                "happy.gif" => "高兴",
                "sad.gif" => "悲伤",
                "toohappy.gif" => "大笑",
                "wilk.gif" => "眨眼",
                "warning.gif" => "警告",
                "question.gif" => "问题",
                "reply.gif" => "回答",
                "attention.gif" => "注意",
                "agree.gif" => "同意",
                "other.gif" => "号外" );
?>
<?
    require("config.php");
    if (!$page)
    {
        $page=1;
    }
    $sqldo="select count(*) as title from $mytable where sub_id<1";
    $result=mysql_query($sqldo);
    $message_count=mysql_result($result,0,"title");
    $page_count=ceil($message_count/$page_size);
    $offset=($page-1)*$page_size;
    $sqldo="select * from $mytable where sub_id<1 order by id desc limit $offset, $page_size";
    $result=mysql_query($sqldo);
?>
<table border="0" width="70%" cellspacing="0" cellpadding="0" align="center">
  <tr bgcolor="FFEAA2">
    <td width="100%" height="18" valign="bottom" align="right">留言总数：<font color=red><?echo $message_count?></font> | <a href="add.php">写留言</a>&nbsp;&nbsp;&nbsp;&nbsp;</td>
  </tr>
</table>
<br>
<table border="0" width="70%" cellspacing="0" cellpadding="0" align="center">
<?
    if($result)
    {
        while($myrow=mysql_fetch_array($result))
        {
            listtopic($myrow,"70%",1);
            $sqldo2="select * from $mytable where sub_id=$myrow[id] order by add_time";
            $result2=mysql_query($sqldo2);
            if($result2)
            {
                $rows2=mysql_num_rows($result2);
                if($rows2)
                {
?>

  <tr>
    <td width="100%">
      <table border="0" width="100%" cellspacing="0" cellpadding="0" align="center">
        <tr>
          <td width="5%" bgcolor="FFFECC" align="center">回<br>复</td>
          <td width="95%">
<?
                    while($myrow2=mysql_fetch_array($result2))
                    {
                        listtopic($myrow2,"100%",0);
                        echo "  </table>";
                    }
?>
          </td>
        </tr>
      </table>
    </td>
  </tr>
<?
                }
            }

            echo "  </table>
<br>
";
        }
        $prev_page=$page-1;
        $next_page=$page+1;
        echo "             <p align=\"center\">| ";
        if ($page<=1){
            echo "第一页 | ";
        }
        else{
            echo "<a href='$PATH_INFO?page=1'>第一页</a> | ";
        }
        if ($prev_page<1){
            echo "上一页 | ";
        }
        else{
            echo "<a href='$PATH_INFO?page=$prev_page'>上一页</a> | ";
        }
        if ($next_page>$page_count){
            echo "下一页 | ";
        }
        else{
            echo "<a href='$PATH_INFO?page=$next_page'>下一页</a> | ";
        }
        if ($page>=$page_count){
            echo "最后一页 |</p>\n";
        }
        else{
            echo "<a href='$PATH_INFO?page=$page_count'>最后一页</a> |</p>\n";
        }
    }

    function listtopic($myrow,$this_table_width,$is_reply)
    {
            global $imgdir;
            $comment=nl2br($myrow[comment]);
            if ($myrow[email]) {
                $line1_left="<img border=\"0\" src=\"$imgdir\\$myrow[image]\"> <a href=\"mailto:$myrow[email]\">$myrow[name]</a>";
            }
            else {
                $line1_left="<img border=\"0\" src=\"$imgdir\\$myrow[image]\"> $myrow[name]";
            }
            if ($myrow[comefrom]) {
                $line1_left .= "&nbsp;&nbsp;来自: $myrow[comefrom]";
            }
            else {
                $line1_right="";
            }
            if ($myrow[oicq]) {
                $line1_right .= " <img border=\"0\" src=\"$imgdir\\oicq.gif\" alt=\"OICQ:$myrow[oicq]\">";
            }
            if ($myrow[homepage]) {
                $line1_right .= " <a href=\"$myrow[homepage]\" target=\"_blank\"><img border=\"0\" src=\"$imgdir\\homepage.gif\" alt=\"主页:$myrow[homepage]\"></a>";
            }
            if ($is_reply) {
                $toolsbar="<a href=\"add.php?reply=1&recid=$myrow[id]\" $table_head_bodystyle>回复</a>&nbsp;";
            }
            $toolsbar .= "修改&nbsp;删除&nbsp;";
?>
  <table border="0" width="<?echo $this_table_width?>" align="center">
    <tr>
      <td width="100%" bgcolor="fff8d9">
        <table border="0" width="100%" cellspacing="0" cellpadding="0">
          <tr>
            <td width="50%"><?echo $line1_left?></td>
            <td width="50%" align="right"><?echo $line1_right?>&nbsp;</td>
          </tr>
        </table>
      </td>
    </tr>
    <tr>
      <td width="100%" bgcolor="FFFBEC"><?echo $comment?></td>
    </tr>
    <tr>
      <td width="100%" bgcolor="FFFBEC">
        <table border="0" width="100%" cellspacing="0" cellpadding="0">
          <tr>
            <td width="50%">留言时间：<?echo $myrow[add_time]?></td>
            <td width="50%" align="right"><?echo $toolsbar?></td>
          </tr>
        </table>
      </td>
    </tr>
<?
}
?>
<? 
// 本例来自与ZEND网站，由HUNTE整理 

if($action1){ 
//如果文件上传，进行处理
?> 
<html> 
<head> 
<title>多文件上传</title> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 
</head> 

<body bgcolor="#FFFFFF" text="#000000"> 
<p><font face="Arial, Helvetica, sans-serif"><font size="+1">文件上传处理</font><br><br> 

<? 
set_time_limit(60); 
// 以确保较大文件上传 
$path1 = dirname($PATH_TRANSLATED)."/upload/"; 
//输出上传路径; 
//print $path1."<br>"; 
// assign our path in a form PHP for Windows understands 

for($i=1;$i<3;$i++) 
{ 
$temp1="file".$i; 
$temp2="file".$i."_name"; 
$source=$$temp1; 
$source_name=$$temp2; 
// print $temp."=".$$temp."<br>"; 

//print $file1_name; 
//print $file2_name; 
//exit; 

//***************** 
//$source = $file1; 
//$source_name = $file1_name; 
//print $source."<br>"; 
//print $source_name; 
//exit; 
if(($source <> "none")&&($source <> "")) 
{ 
// see if the file exists; non-existing file has name of "none" 
if($error1 <> 1) 
{ 
// no need to copy a file if directory not write-enabled 
$dest = $path1.$source_name; 
// append file name to our path 

if(copy($source,$dest)){ 
// copy the file from the temp directory to the upload directory, and test for success 
echo "$source has been uploaded<br>\n"; 
$imagesize = getimagesize($dest); 
switch($imagesize[2]) 
{ 
case 0: 
echo "<br> Image is a unknown <br>"; 
//unlink($dest); 
exit; 
case 1: 
echo "<br> Image is a GIF <br>"; 
echo "$dest has a width of $imagesize[0]<br>"; 
echo "$dest has a height of $imagesize[1]<br>"; 
$newname = $path1; 
$newname .=$i.time() . ".gif"; 
if(copy($dest,$newname)) 
{ 
//echo "<br> GIF Rename Successful from $dest to $newname"; 
}else { 
//echo "<br> GIF Rename Unsuccessful"; 
} 
//unlink ($dest); 
break; 
case 2: 
echo "<br> Image is a JPG <br>"; 
echo "$dest has a width of $imagesize[0]<br>"; 
echo "$dest has a height of $imagesize[1]<br>"; 
$newname = $path1; 
$newname .=$i.time() . ".jpg"; 
if(copy($dest,$newname)) 
{ 
//echo "<br> JPG Rename Successful from $dest to $newname"; 
}else { 
//echo "<br> JPG Rename Unsuccessful"; 
} 
//unlink ($dest); 
break; 
case 3: 
echo "<br> Image is a PNG <br>"; 
echo "$dest has a width of $imagesize[0]<br>"; 
echo "$dest has a height of $imagesize[1]<br>"; 
$newname = $path1; 
$newname .=time() . ".png"; 
if(copy($dest,$newname)) 
{ 
//echo "<br> PNG Rename Successful from $dest to $newname"; 
}else { 
//echo "<br> PNG Rename Unsuccessful"; 
} 
//unlink ($dest); 
break; 
} 
}else { 
echo "Upload directory not write-enabled\n"; 
// you need to write-enable the upload directory 
$error1 = 1; // set flag 
} 
} 
//unlink($source); 
// delete the file from the temp directory 
} 

?> 
<image src="upload/<? print basename($newname)?>"> 
<? 
} //end for 
?> 
<br><a href="90.php">Back</a> 
</font></p> 
</body> 
</html> 

<? 
} 
else { 

?> 

<html> 
<head> 
<title>多文件上传</title> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> 
</head> 

<body bgcolor="#FFFFFF" text="#000000"> 
<p><font face="Arial, Helvetica, sans-serif"><font size="+1">File 
Upload</font><br><br> 
If your browser is upload-enabled, you will see &quot;Browse&quot; 
(Netscape, Internet Explorer) or &quot;. . .&quot; (Opera) buttons below. 
Use them to select file(s) to upload, then click the &quot;Upload&quot; 
button. After the files have been uploaded, you will see a results screen.<br> 
<form method="post" enctype="multipart/form-data" action="90.php"> 
<input type="hidden" name="MAX_FILE_SIZE" value="800000"> 
<input type="hidden" name="action1" value="1"> 
File 1: <input type="file" name="file1" size="30"><br> 
File 2: <input type="file" name="file2" size="30"><br> 
<br> 
<input type="submit" value="Upload"> 
</form> 
</font></p> 
</body> 
</html> 

<? 

} 

?> 
<?php 
//计数器 
//本计数器无需数据库支持。 
//说明： 
// $five,$four等标量表示零的个数，放在数字前构成6位 
//的来访者数目。当然，如果你的网站 
//浏览量十分巨大，你可以添加$six,$seven等等构成更大的数字显 
//示来访者的数目。 
function Counter() { 
$five="00000"; 
$four="0000"; 
$three="000"; 
$two="00"; 
$one="0"; 
$counter="counternumber.dat"; //存放访客数目的文件.dat格式 
if (!file_exists($counter)) //判断文件是否存在,如果不存在以写方式建立一个文件 
{ 
$counter=fopen($counter,"w"); 
fputs($counter,"0"); 
fclose($counter); 
} 
else 
{ 
$num=file($counter,"r"); //如果文件存在则读出文件，并加1 
$num[0]+=1; 
if($num[0]<10){ //判断数字的大小，如果小于100000根据不同情况在前面 
print "$five"."$num[0]"; //加上不同个数的0，为了凑够6位。 
}elseif($num[0]<100){ 
print "$four"."$num[0]"; 
}elseif($num[0]<1000){ 
print "$three"."$num[0]"; 
}elseif($num[0]<10000){ 
print "$two"."$num[0]"; 
}elseif($num[0]<100000){ 
print "$one"."$num[0]"; 
}else{ 
print "$num[0]"; 
} } 
$fp=fopen($counter,"w"); //以写入文件方式打开文件 
fputs($fp,"$num[0]"); //将加过1的数字放入文件中 
fclose($fp); //关闭文件 
} 


?> 

<!-- 可以用<?php Counter()?>形式调用函数，并用html标记或 
CSS样式单来修饰显示出的数字,如下所示 --> 
<html> 
<body> 
<U> 
<B> 
<FONT SIZE="9" face="verdana" COLOR="#ffcc00"> 
<?php Counter()?> 
</FONT> 
</B> 
</U> 
</body> 
</html>
<? 
highlight_file($filename); //高亮显示文件代码 
?> 
<body bgcolor="#fafad2">
<? 
require ("phplist.inc"); 
if ($rootpath=="") {$rootpath=$htmlroot;} 
function filelist($pathname){ //遍历所有的文件和目录，$pathnam为起始目录，$searchs为搜索关键字 
global $htmlroot; 
if (eregi("[/][.][.]$",$pathname)) { 
$temp=split("[/]",$pathname); 
$pathname=""; 
for ($tt=1;$tt<(count($temp)-2);$tt++) 
$pathname=$pathname."/".$temp[$tt]; 
} 
echo $pathname."<br>"; 
$handle=opendir($pathname); //打开目录 
if (@chdir($pathname)) { //cd 进入目录，若无权限则不进入 
$file = readdir($handle); //读出所有当前目录下的元素名，第一次读出为‘。’，指上层目录 
while ($file = readdir($handle)) { //若有元素就进行以下处理 
$fname=$pathname."/".$file; //将元素名与当前目录名结合组成完整的文件名，并赋值给$fname 
if ((is_file($file)) and (ereg("\.php[3]{0,1}$",$file) or ereg("\.htm[l]{0,1}$",$file))) //判断是否为文件并且是否以.php和.php3结尾 
{ 
$temppp=split($htmlroot,$fname); 
echo "<a href=$temppp[1]>".$file."</a>&nbsp;&nbsp;&nbsp;".filesize($file)."bytes&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href=codeshow.php?filename=$fname><font size=-1>源文件</font></a><br>"; 
//findinfile($fname,$searchs); //调用findinfile函数 
} 
elseif (is_dir($fname)) { //判断是否为目录 
linkres($fname); 
//filelist($fname,$searchs);} //递归调用filelist函数 
} 
} 
chdir(".."); //结束当前递归，返回上层 
} 
closedir($handle); //关闭当前目录读取 
} 
// 
function linkres($filename){ 
$tpath=split("/web/html",$filename); 
$turepath=$tpath[1]; 
ereg("[^\\\/\~]{0,}$",$filename,$res); 
//<

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