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改进的IP计数器

类别: PHP教程

<?
//require (’common.inc’);
$arr_request=array();
if (count($HTTP_GET_VARS))
    {
    while (list($key,$value)=each($HTTP_GET_VARS))
    {
        $arr_request[strtolower($key)]=$value;
    }
}
if (count($HTTP_POST_VARS))
{
    WHILE (list($key,$value)=each($HTTP_POST_VARS))
    {
        $arr_request[strtolower($key)]=$value;
    }
}
$link=@mysql_connect("localhost","kong","kong");
mysql_select_db("mywebdb");
$ip=$REMOTE_ADDR;
$current=getdate(time());
$day=$current["mday"];
$query="select * from addcount where day="$day"";
$result=@mysql_query($query);
if(!$num=@mysql_num_rows($result))
    $num=1;
while($row=@mysql_fetch_row($result))
{
    if (strcmp($ip,$row[1])==0)
    {
        $i=1;
        $id=$row[0];
        $click=$row[3]+1;
        $up="update addcount set click_count=click_count+1 where id=$id";
        $result2=@mysql_query($up);
//        break;
    }
    $total+=$row[3];
}
$total++;
if(!$i){
    $query1="insert into addcount (ip,day,click_count )values ('$ip','$day',1)";
    mysql_db_query("mywebdb",$query1,$link);
    $click=1;
}
echo "<html><head><title>计数器</title></head>";
    echo "你是第" .$num."访问者<BR>";
    echo "今天你第".$click."次点击<BR>";
    echo "今天总点击".$total."次<BR>";

/*
表：
addcount
CREATE TABLE addcount (
   id int(6) DEFAULT '0' NOT NULL auto_increment,
   ip char(20) NOT NULL,
   day int(2) NOT NULL,
   click_count int(3) NOT NULL,
   PRIMARY KEY (id)
);
*/
?>

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