PHP＋TEXT留言本(四)
这一节我们将dele. php 和sys.php放上来. --------- //dele.php<html>
<head> <title>删除留言</title> < style > <!-- A:link {text-decoration: none ; color:0000ff} A:visited {text-decoration: none; color:004080} A:active {text-decoration: none} A:hover {text-decoration: underline; color:ff0000} BODY {FONT-SIZE:10pt} TH {FONT-SIZE:10 pt} TD {FONT-SIZE: 10pt} --> </style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> </head> <?
require("sys.php"); if ($Submit) {
if ($pass Word <>$managepwd) {$errorm="<font color=red>密码错误</font>.无权操作..";}
else { $content=file($guestfile); $message=$content[$record-1]; $count=count($content); if ($dele=="delreply") { $replylen=strlen(strstr($message,"<!--reply>")); $long=strlen($message); $len=$long-$replylen; $message=substr($message,0,$len); } else {$message="";} //writefile $fp=fopen($guestfile,"w"); for ($i=0;$i<$count;$i++) { if ($i==($record-1)){$content[$i]=$message;} fputs($fp,$content[$i],strlen($content[$i])); }//end for fclose($fp); echo "<meta http-equiv=Refresh content="1;url=guest.php">"; exit; } }// end ifSubmit $content=file($guestfile); $message=$content[$record-1]; $found=ereg("<!--reply>",$message); ?> <body bgcolor="#FFFFFF" background="back.gif"> <? include("head.htm"); ?> <table width="68%" border="1" cellpadding="5" align="center" cellspacing="0" bordercolor="#F2F2F2"> <form action=dele.php method=post> <? if ($errorm) { echo "<tr>"; echo "<td height=27>$errorm</td>"; echo "</tr>"; } ?> <? echo $message ?> <tr align="center"> <td height="37" bgcolor="#f0f0f0"> <? if ($found) { echo "<input type=radio name=dele value=delall>"; echo "全部删除 "; echo "<input type=radio name=dele value=delreply checked>"; echo "仅删除回复"; } ?> <font color="#000000">管理密码</font> <input type="password" name="password" size="10"> <input type=hidden name=record value=<? echo "$record";?>> <input type="submit" name="Submit" value="我要删除了"> </td> </tr> </form> </table> <? include("bottom.htm"); ?> </body> </html>
------ //sys.php <title>zihanonline</title><?
$managepwd='zihanonline'; $guestfile="guest.txt";
function check_strlen_long($txt) { $count=0; $arrtemp=$txt; $len=strlen($txt); $txt=$txt.' '; for ($i=0;$i<$len;$i++) { if (ord($txt[$i])<128) { $count=$count+1;} if (ord($txt[$i])==10 or ord($txt[$i])==32) {$count=0;} if ($count>=70) { for ($j=$i;$j<$len;$j++) { $txt[$j+1]=$arrtemp[$j]; } $txt[$i]="n"; $len=$len+1; $txt[$len]=$arrtemp[$len-1]; $count=0; $arrtemp=$txt; }//end if count } $txt=trim($txt); return $txt; }//end function
function encode ($txt) { $txt=str ip _tags($txt); $txt=htmlspecialchars($txt); $message=StripSlashes($txt); return $message; }
function ubb($txt) {
} ?> <body bgcolor="#FFFFFF" background="back.gif"> ---------- 注意sys.php中的" $managepwd='zihanonline' "一栏中等号后的是留言本的管理密码号,此时是默认的zihanonline.您可以修改为自己的号码.
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