带Oracle数据库分页显示功能的留言簿（2）-PHP教程,数据库相关

＜html＞
＜head＞
＜meta content=”text/html; charset=gb2312″
http-equiv=content-type＞
＜title＞留言版＜/title＞
＜/head＞
＜body bgcolor=ffffff＞
＜?php
file://—————————
// 留言显示程序 index.php
// author: wilson peng
// copyright (c) 2000
file://—————————

$webmasteriparray =
ay(
“10.0.1.30”, // 管理人员甲的机器 ip
“10.0.2.28” // 管理人员乙的机器 ip
);

$webmasterip=false;
for ($i=0; $i＜count($webmasteriparray); $i++) {
if ($remote_addr == $webmasteriparray[$i]) $webmasterip=true;
}

putenv(“oracle_sid=www”);
putenv(“nls_lang=american_taiwan.zht16big5”);
putenv(“oracle_home=/home/oracle/product/7.3.2”);
putenv(“ld_library_path=/home/oracle/product/7.3.2/lib”);
putenv(“ora_nls=/home/oracle/product/7.3.2/ocommon/nls/admin/data”);
putenv(“ora_nls32=/home/oracle/product/7.3.2/ocommon/nls/admin/data”);

$handle=ora_logon(“user38@www”,”iam3849″) or die;
$cursor=ora_open($handle);
ora_commitoff($handle);

$query=”select serial, ref, id, alias, ip, to_char(msgdate, yyyy/mm/dd hh:mi:ss), email, msg from guestbook where flag=1 order by msgdate desc”;
ora_parse($cursor, $query) or die;
ora_exec($cursor);
$i=0;
while(ora_fetch($cursor)) {
$guestbook[$i][0] = ora_getcolumn($cursor,0);
$guestbook[$i][1] = ora_getcolumn($cursor,1);
$guestbook[$i][2] = ora_getcolumn($cursor,2);
$guestbook[$i][3] = ora_getcolumn($cursor,3);
$gu
estbook[$i][4] = ora_getcolumn($cursor,4);
$guestbook[$i][5] = ora_getcolumn($cursor,5);
$guestbook[$i][6] = ora_getcolumn($cursor,6);
$guestbook[$i][7] = ora_getcolumn($cursor,7);
$i++;
}
ora_close($cursor);
ora_logoff($handle);

echo “＜a href=addmsg.php＞新增留言….＜/a＞＜p＞\n”;

if ($query_string!=””)

$page = $query_string;
} else

$page = 0;
}

$i=count($guestbook);
$msgnum=20; // 每页二十笔
$start = $page * $msgnum;
$end = $start + $msgnum;
if ($end ＞ $i) $end=$i;
$totalpage=$i/$msgnum;

$pagestr=””;
if ($page＞0) $pagestr=$pagestr.”＜a
href=index.php?”.($page-1).”＞<上页＜/a＞ – “;
$pagestr=$pagestr.”[第 “;
for ($i=0; $i＜$totalpage; $i++)

if ($i!=$page)

$pagestr = $pagestr.”＜a href=index.php?$i＞”.($i+1).”＜/a＞ “;
} else

$pagestr = $pagestr.($i+1).” “;
}
}
$pagestr=$pagestr.” 页] “;
if ($page＜($totalpage-1)) $pagestr=$pagestr.”- ＜a
href=index.php?”.($page+1).”＞下页>＜/a＞ “;

$pagestr=”＜div align=center＞$pagestr＜/div＞”;
echo “＜p＞”.$pagestr.”＜hr＞＜p＞\n”;

for ($i=$start; $i＜$end; $i++)

echo “＜p＞＜hr＞＜p＞\n”;
echo “＜p＞\n＜font color=e06060＞”.$guestbook[$i][5].”＜/font＞
  “;
if ($guestbook[$i][6]!=””) echo “＜a
href=mailto:”.$guestbook[$i][6].”＞”;
echo “＜strong＞”.$guestbook[$i][3].”＜/strong＞”;
if ($guestbook[$i][6]!=””) echo “＜/a＞”;
echo “＜br＞\n”;
if ($webmasterip) echo “＜a
href=erase.php?”.$guestbook[$i][0].”＞删除本篇!!＜/a＞ (“.$guestbook[$i][2].”)
  “;
echo “＜font size=-1 color=c0c0c0＞from:
“.$guestbook[$i][4].”＜/font＞＜p＞\n”;
$msg=base64_decode($guestbook[$i][7]);
$msg=nl2br($msg);
echo $msg;
echo “＜p＞\n”;
}

echo “＜p＞＜hr＞＜p＞\n”;
echo $pagestr;

?＞
＜/body＞
＜/html＞