📄 gwzh.php
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<?
function conndb()
{
$db=@mysql_pconnect("localhost","root","307910");
if($db==false)
{
print "Database failed!";
exit();
}
return $db;
}
function printhead()
{
print '<html><head><title> 搜索结果</title>';
print '<meta content="text/html;charset=gb2312" http-equiv=Content-Type></head>';
require("index.html.inc");
print '<body><form action=order.php method=post>';//////////////////////////////////////////
print '<table border=1 sidth="70%" height=200 align=center><tbody>';
}
session_start();
if(!session_is_registered("bookseller"))
{
printhead();
print "<p align=center>";
print "You have not log into the shopping system!<br>";
print "You can <A href=\"shequ.php\"><cont color=#cc0066>LOGIN";
print "</font></A> now,or click here to <A href=\"personelinfo.html\"> ";
print "<font color=#cc0066>REGISTER</font></A> yourself!<br>";
print "After you have logged in,you can use shopping car freely!";
}
else
{
$db=conndb();
if(!strcmp($action,"add"))
{
printhead();
$res=@mysql_db_query("bookseller","select * from $bookseller where isdn=$isdn;",$db);
if(@mysql_num_rows($res)==0)
{
@mysql_db_query("bookseller","insert into $bookseller values(1,$isdn);",$db);
}
else if(!strcmp($botton,"update"))
{
printhead();
$query="select quantity,title from books where isdn=$isdn";
$res=@mysql_db_query("bookseller",$query,$db);
$row=@mysql_fetch_row($res);
if($quantity<=$row[0])
{
@mysql_db_query("bookseller","update $bookseller set quantity=$quantity where isdn=$isdn;",$db);
}
else
{
print "Book $row[1] has only $row[0] copies in store,but you want $quantity.<br>";
}
}
}
}
?>
<?
require("foot.html.inc");
?>
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