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2
please help..
thank you..
login.php
<?php
require_once '../library/config.php';
require_once './library/functions.php';
$errorMessage = ' ';
if (isset($_POST['txtUserName'])) {
$result = doLogin();
if ($result != '') {
$errorMessage = $result;
}
}
?>
<html>
<head>
<title>Shop Admin - Login</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<link href="include/admin.css" rel="stylesheet" type="text/css">
</head>
<body>
<table width="750" border="0" align="center" cellpadding="0" cellspacing="1" class="graybox">
<tr>
<td><img src="include/banner-top.gif" width="750" height="75"></td>
</tr>
<tr>
<td valign="top"> <table width="100%" border="0" cellspacing="0" cellpadding="20">
<tr>
<td class="contentArea"> <form method="post" name="frmLogin" id="frmLogin">
<p> </p>
<table width="350" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#336699" class="entryTable">
<tr id="entryTableHeader">
<td>:: Admin Login ::</td>
</tr>
<tr>
<td class="contentArea">
<div class="errorMessage" align="center"><?php echo $errorMessage; ?></div>
<table width="100%" border="0" cellpadding="2" cellspacing="1" class="text">
<tr align="center">
<td colspan="3"> </td>
</tr>
<tr class="text">
<td width="100" align="right">User Name</td>
<td width="10" align="center">:</td>
<td><input name="txtUserName" type="text" class="box" id="txtUserName" value="admin" size="10" maxlength="20"></td>
</tr>
<tr>
<td width="100" align="right">Password</td>
<td width="10" align="center">:</td>
<td><input name="txtPassword" type="password" class="box" id="txtPassword" value="admin" size="10"></td>
</tr>
<tr>
<td colspan="2"> </td>
<td><input name="btnLogin" type="submit" class="box" id="btnLogin" value="Login"></td>
</tr>
</table></td>
</tr>
</table>
<p> </p>
</form></td>
</tr>
</table></td>
</tr>
</table>
<p> </p>
</body>
</html>
function.php
<?php
/*
Check if a session user id exist or not. If not set redirect
to login page. If the user session id exist and there's found
$_GET['logout'] in the query string logout the user
*/
function checkUser()
{
// if the session id is not set, redirect to login page
if (!isset($_SESSION['plaincart_user_id'])) {
header('Location: ' . WEB_ROOT . 'admin/login.php');
exit;
}
// the user want to logout
if (isset($_GET['logout'])) {
doLogout();
}
}
/*
*/
function doLogin()
{
// if we found an error save the error message in this variable
$errorMessage = '';
$userName = $_POST['txtUserName'];
$password = $_POST['txtPassword'];
// first, make sure the username & password are not empty
if ($userName == '') {
$errorMessage = 'You must enter your username';
} else if ($password == '') {
$errorMessage = 'You must enter the password';
} else {
// check the database and see if the username and password combo do match
$sql = "SELECT user_id
FROM tbl_user
WHERE user_name = '$userName' AND user_password = PASSWORD('$password')";
$result = dbQuery($sql);
if (dbNumRows($result) == 1) {
$row = dbFetchAssoc($result);
$_SESSION['plaincart_user_id'] = $row['user_id'];
// log the time when the user last login
$sql = "UPDATE tbl_user
SET user_last_login = NOW()
WHERE user_id = '{$row['user_id']}'";
dbQuery($sql);
// now that the user is verified we move on to the next page
// if the user had been in the admin pages before we move to
// the last page visited
if (isset($_SESSION['login_return_url'])) {
header('Location: ' . $_SESSION['login_return_url']);
exit;
} else {
header('Location: index.php');
exit;
}
} else {
$errorMessage = 'Wrong username or password';
}
}
return $errorMessage;
}
/*
Logout a user
*/
function doLogout()
{
if (isset($_SESSION['plaincart_user_id'])) {
unset($_SESSION['plaincart_user_id']);
session_unregister('plaincart_user_id');
}
header('Location: login.php');
exit;
}
/*
Generate combo box options containing the categories we have.
if $catId is set then that category is selected
*/
function buildCategoryOptions($catId = 0)
{
$sql = "SELECT cat_id, cat_parent_id, cat_name
FROM tbl_category
ORDER BY cat_id";
$result = dbQuery($sql) or die('Cannot get Product. ' . mysql_error());
$categories = array();
while($row = dbFetchArray($result)) {
list($id, $parentId, $name) = $row;
if ($parentId == 0) {
// we create a new array for each top level categories
$categories[$id] = array('name' => $name, 'children' => array());
} else {
// the child categories are put int the parent category's array
$categories[$parentId]['children'][] = array('id' => $id, 'name' => $name);
}
}
// build combo box options
$list = '';
foreach ($categories as $key => $value) {
$name = $value['name'];
$children = $value['children'];
$list .= "<optgroup label=\"$name\">";
foreach ($children as $child) {
$list .= "<option value=\"{$child['id']}\"";
if ($child['id'] == $catId) {
$list.= " selected";
}
$list .= ">{$child['name']}</option>\r\n";
}
$list .= "</optgroup>";
}
return $list;
}
/*
If you want to be able to add products to the first level category
replace the above function with the one below
*/
/*
function buildCategoryOptions($catId = 0)
{
$sql = "SELECT cat_id, cat_parent_id, cat_name
FROM tbl_category
ORDER BY cat_id";
$result = dbQuery($sql) or die('Cannot get Product. ' . mysql_error());
$categories = array();
while($row = dbFetchArray($result)) {
list($id, $parentId, $name) = $row;
if ($parentId == 0) {
// we create a new array for each top level categories
$categories[$id] = array('name' => $name, 'children' => array());
} else {
// the child categories are put int the parent category's array
$categories[$parentId]['children'][] = array('id' => $id, 'name' => $name);
}
}
// build combo box options
$list = '';
foreach ($categories as $key => $value) {
$name = $value['name'];
$children = $value['children'];
$list .= "<option value=\"$key\"";
if ($key == $catId) {
$list.= " selected";
}
$list .= ">$name</option>\r\n";
foreach ($children as $child) {
$list .= "<option value=\"{$child['id']}\"";
if ($child['id'] == $catId) {
$list.= " selected";
}
$list .= "> {$child['name']}</option>\r\n";
}
}
return $list;
}
*/
/*
Create a thumbnail of $srcFile and save it to $destFile.
The thumbnail will be $width pixels.
*/
function createThumbnail($srcFile, $destFile, $width, $quality = 75)
{
$thumbnail = '';
if (file_exists($srcFile) && isset($destFile))
{
$size = getimagesize($srcFile);
$w = number_format($width, 0, ',', '');
$h = number_format(($size[1] / $size[0]) * $width, 0, ',', '');
$thumbnail = copyImage($srcFile, $destFile, $w, $h, $quality);
}
// return the thumbnail file name on sucess or blank on fail
return basename($thumbnail);
}
/*
Copy an image to a destination file. The destination
image size will be $w X $h pixels
*/
function copyImage($srcFile, $destFile, $w, $h, $quality = 75)
{
$tmpSrc = pathinfo(strtolower($srcFile));
$tmpDest = pathinfo(strtolower($destFile));
$size = getimagesize($srcFile);
if ($tmpDest['extension'] == "gif" || $tmpDest['extension'] == "jpg")
{
$destFile = substr_replace($destFile, 'jpg', -3);
$dest = imagecreatetruecolor($w, $h);
imageantialias($dest, TRUE);
} elseif ($tmpDest['extension'] == "png") {
$dest = imagecreatetruecolor($w, $h);
imageantialias($dest, TRUE);
} else {
return false;
}
switch($size[2])
{
case 1: //GIF
$src = imagecreatefromgif($srcFile);
break;
case 2: //JPEG
$src = imagecreatefromjpeg($srcFile);
break;
case 3: //PNG
$src = imagecreatefrompng($srcFile);
break;
default:
return false;
break;
}
imagecopyresampled($dest, $src, 0, 0, 0, 0, $w, $h, $size[0], $size[1]);
switch($size[2])
{
case 1:
case 2:
imagejpeg($dest,$destFile, $quality);
break;
case 3:
imagepng($dest,$destFile);
}
return $destFile;
}
/*
Create the paging links
*/
function getPagingNav($sql, $pageNum, $rowsPerPage, $queryString = '')
{
$result = mysql_query($sql) or die('Error, query failed. ' . mysql_error());
$row = mysql_fetch_array($result, MYSQL_ASSOC);
$numrows = $row['numrows'];
// how many pages we have when using paging?
$maxPage = ceil($numrows/$rowsPerPage);
$self = $_SERVER['PHP_SELF'];
// creating 'previous' and 'next' link
// plus 'first page' and 'last page' link
// print 'previous' link only if we're not
// on page one
if ($pageNum > 1)
{
$page = $pageNum - 1;
$prev = " <a href=\"$self?page=$page{$queryString}\">[Prev]</a> ";
$first = " <a href=\"$self?page=1{$queryString}\">[First Page]</a> ";
}
else
{
$prev = ' [Prev] '; // we're on page one, don't enable 'previous' link
$first = ' [First Page] '; // nor 'first page' link
}
// print 'next' link only if we're not
// on the last page
if ($pageNum < $maxPage)
{
$page = $pageNum + 1;
$next = " <a href=\"$self?page=$page{$queryString}\">[Next]</a> ";
$last = " <a href=\"$self?page=$maxPage{$queryString}{$queryString}\">[Last Page]</a> ";
}
else
{
$next = ' [Next] '; // we're on the last page, don't enable 'next' link
$last = ' [Last Page] '; // nor 'last page' link
}
// return the page navigation link
return $first . $prev . " Showing page <strong>$pageNum</strong> of <strong>$maxPage</strong> pages " . $next . $last;
}
?>
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