7. Script Proses Login Admin
?php session_start;
if isset_SESSION[Admin] {
session_destroy; echo Anda telah melakukan login, silahkan untuk login kembali;
echo meta http-equiv=\refresh\ content=\1;url=login.php\\n;
} else {
if isset_POST[username] || isset_POST[password] {
? DOCTYPE HTML PUBLIC -W3CDTD HTML 4.0 TransitionalEN
html head
title .: Login Administrator :. title link rel=stylesheet type=textcss href=style.css
head body
-- This P tag shows Error mesage -- form method=POST action=login.php
center div class=display_green
table cellspacing=0 cellpadding=0 border =0 tr
td colspan=3center.: Login Administrator :.center td
tr tr
td rowspan=3img src=login.jpg width=60 height=60 align=left
td tdUsername tdtdinput type=text name=username
id=unametd tr
Universitas Sumatera Utara
tr tdPassword tdtdinput type=password name=password
id=passtd tr
tr td align=leftinput type=submit name=login value=Login
id=submittd tr
tr table
div center
form body
html ?php
} else { require ..functionskoneksi.php;
include ..functionsfungsi_pass.php; echo html\nhead\ntitleLogin
Administratortitle\n link rel=stylesheet type=textcss href=style.css
head\nbody\n; username = addslashes_POST[username];
password = hexaddslashes_POST[password],82; ret = mysql_querySELECT FROM user WHERE username =
.mysql_escape_stringusername. AND password = . mysql_escape_stringpassword . and status=1 limit 0,1;
if mysql_num_rowsret = 0 {
ret = mysql_fetch_arrayret; _SESSION[Admin] = ret;
timeout = 9000; _SESSION[expires_by] = time + timeout;
username = _SESSION[Admin][username]; kunjung = strval_SESSION[Admin][kunjung] +
1; tgl = dateH:i:s. .datedmY;
Universitas Sumatera Utara
q=mysql_queryupdate user set waktu=tgl,ip=._SERVER[REMOTE_ADDR].,kunjung=kunjung
where username=username ; echo Selamat Datang username.. redirecting\n;
echo meta http-equiv=\refresh\ content=\1;url=admin.php\\n;
} else {
echo centerdiv class=display_red table cellspacing=0 cellpadding=0 border =0
tr td colspan=2center.: Login Administrator :.centertd
tr tr
td img src=login.jpg width=60 height=60 align=left td
tdMaaf username dan password salahtd tr
table div
center; echo meta http-equiv=\refresh\ content=\1;url=login.php\\n;
} echo body\nhtml\n;
} }
?
8. Script Proses Siswa
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