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一個php作的文本留言本的例子(四)
瀏覽:13日期:2024-01-06 18:57:41
這一節(jié)我們將dele.php和sys.php放上來. --------- //dele.php<html> <head> <title>刪除留言</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 ($Submit) { if ($password<>$managepwd) ;;{$errorm="<font color=red>密碼錯誤</font>.無權(quán)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 "全部刪除 ";;;;echo "<input type=radio name=dele value=delreply checked>";;;;echo "僅刪除回復(fù)";;;;} ;;;;;?> <font color="#000000">管理密碼</font>;;<input type="password" name="password" size="10"> ;;;;;;<input type=hidden name=record value=<? echo "$record";?>> <input type="submit" name="Submit" value="我要刪除了"> ;;;;;;</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) { $txt=strip_tags($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' "一欄中等號后的是留言本的管理密碼號,此時是默認(rèn)的zihanonline.您可以修改為自己的號碼. 未完待續(xù)...
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