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Ȩ > PHP > PHP ¼Ò½ºÃ¢°í > À¥ À¯Æ¿¸®Æ¼ >  UsersOnline (ÇöÁ¢¼Ó»ç¿ëÀÚ¼ö Ç¥½Ã) 1.0.0 »ó¼¼Á¤º¸
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UsersOnline (ÇöÁ¢¼Ó»ç¿ëÀÚ¼ö Ç¥½Ã) 1.0.0
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À¥»çÀÌÆ®ÀÇ ÇöÀç Á¢¼ÓµÈ »ç¿ëÀÚÀÇ ¼ö¸¦ º¸¿©Áִ Ŭ·¡½º È­ÀÏÀÔ´Ï´Ù. MYSQL ÀÇ DB
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¹«¸®°¡ ¾ø´Â Ŭ·¡½º ¼Ò½ºÀÔ´Ï´Ù.


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º°µµ ±âÀç ¾øÀ½


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MYSQL

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Ŭ·¡½ºÀÇ ¼³Ä¡´Â ºñ±³Àû °£´ÜÇÕ´Ï´Ù.

1) include µð·ºÅ丮³ª Àû´çÇÑ À¥ÀÇ µð·ºÅ丮¿¡ class.UserOnline.inc
ÆÄÀÏÀ» ¾÷·Îµå ÇÕ´Ï´Ù.

2) DB Å×À̺íÀ» ¸¸µì´Ï´Ù. ½ºÅ°¸¶´Â ¾Æ·¡¿Í °°½À´Ï´Ù.
CREATE TABLE usersonline (
timestamp int(15) DEFAULT ``0`` NOT NULL,
ip varchar(40) NOT NULL,
file varchar(100) NOT NULL,
INDEX (timestamp),
INDEX ip(ip),
INDEX file(file)
);

3) DB ¿¡ °ü·ÃµÈ ºÎºÐ¿¡ ȯ°æ¼³Á¤À» ÇÕ´Ï´Ù.
¼³Á¤ºÎºÐÀº ¼Ò½ºÀÇ »ó´ÜÀÇ ¾Æ·¡ºÎºÐÀ» ¼öÁ¤ÇÏ¸é µË´Ï´Ù.

var $host = ``localhost``; <-- DB È£½ºÆ®
var $database = ``websapp``; <-- DB ¸í
var $user = ````; <-- DB À¯Àú¸í
var $password = ````; <-- DB Æнº¿öµå


4) Á¢¼ÓÀÚ¸¦ º¸¿©ÁÖ±æ ¿øÇÏ´Â PHP ¼Ò½º¿¡¼­ ¾Æ·¡ÀÇ ¼Ò½º¸¦ Æ÷ÇÔ½ÃÅ°¸é
ÇöÀçÀÇ Á¢¼ÓÀÚÀÇ ¼ö°¡ Ãâ·ÂµË´Ï´Ù.

include(``class.UsersOnline.inc``);
$ol = new UsersOnline();
$ol->printNumber(); <-- Á¢¼ÓÀÚ Ãâ·ÂºÎºÐ


==============
ÁÖ ÀÇ
==============


ÀϹÝÀûÀÎÀ¸·Î class.UserOnline.inc ÆÄÀÏÀÇ È®ÀåÀÚ¸¦ php ³ª php3 ·Î
¹Ù²Ù¾î »ç¿ëÇϴ°ÍÀÌ º¸¾ÈÀûÀÎ Ãø¸é¿¡¼­ ÁÁ½À´Ï´Ù.

¹Ù²Ù¾ú´Ù¸é Á¢¼ÓÀÚ¸¦ º¸¿©ÁÖ´Â ºÎºÐ¿¡¼­ include(``class.UsersOnline.inc``);
ºÎºÐ¿¡¼­µµ ÆÄÀϸíÀ» ¹Ù²Ù¾î ÁÝ´Ï´Ù.


==============
¼Ò ½º
==============
¼Ò½º´Â ´Ù¿î·Îµå ¹ÞÀ¸¸é µ¿ÀÏÇÑ ¼Ò½º¿Í ¿¹Á¦ÆÄÀÏÀÌ ÀÖ½À´Ï´Ù.


/*
UsersOnline ver 1.0.0
Author: Daniel Kushner
Email: daniel@websapp.com
Release: 08 Nov 2001
Copyright 2001

Database table scheme:

CREATE TABLE usersonline (
timestamp int(15) DEFAULT ``0`` NOT NULL,
ip varchar(40) NOT NULL,
file varchar(100) NOT NULL,
INDEX (timestamp),
INDEX ip(ip),
INDEX file(file)
);

*/

class UsersOnline {

/* public: connection parameters */
var $host = ``localhost``;
var $database = ``websapp``;
var $user = ````;
var $password = ````;

var $timeoutSeconds = 120;
var $numberOfUsers = 0;

function UsersOnline() {
$this->refresh();
}

function getNumber() {
return $this->numberOfUsers;
}

function printNumber() {
if($this->numberOfUsers == 1) {
echo "$this->numberOfUsers User online";
} else {
echo "$this->numberOfUsers Users online";
}
}

function refresh() {
global $REMOTE_ADDR, $PHP_SELF;

$currentTime = time();
$timeout = $currentTime - $this->timeoutSeconds;

mysql_connect($this->host, $this->user, $this->password)
or die(``Error conecting to database``);

mysql_db_query($this->database,
"INSERT INTO usersonline VALUES
(``$currentTime``,``$REMOTE_ADDR``,``$PHP_SELF``)")
or die(``Error writing to database``);

mysql_db_query($this->database,
"DELETE FROM usersonline WHERE timestamp < $timeout")
or die(``Error deleting from database``);

$result = mysql_db_query($this->database,
"SELECT DISTINCT ip FROM usersonline
WHERE file=``$PHP_SELF``")
or die(``Error reading from database``);

$this->numberOfUsers = mysql_num_rows($result);

mysql_close();
}

}

?>


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