我正在尝试建立一个网站，用户登录后可以更改其联系信息。
我能够输入信息，但是当我退出并再次登录时，即使PHPmyadmin条目存在，表单字段也会再次为空。
我希望能够更新用户的记录，比如说他改了电话号码。
<?php require_once('Connections/user_settings.php'); ?>
<?php
//initialize the session
if (!isset($_SESSION)) {
session_start();
}
// ** Logout the current user. **
$logoutAction = $_SERVER['PHP_SELF']."?doLogout=true";
if ((isset($_SERVER['QUERY_STRING'])) && ($_SERVER['QUERY_STRING'] != "")){
$logoutAction .="&". htmlentities($_SERVER['QUERY_STRING']);
}
if ((isset($_GET['doLogout'])) &&($_GET['doLogout']=="true")){
//to fully log out a visitor we need to clear the session varialbles
$_SESSION['MM_Username'] = NULL;
$_SESSION['MM_UserGroup'] = NULL;
$_SESSION['PrevUrl'] = NULL;
unset($_SESSION['MM_Username']);
unset($_SESSION['MM_UserGroup']);
unset($_SESSION['PrevUrl']);
$logoutGoTo = "login.php";
if ($logoutGoTo) {
header("Location: $logoutGoTo");
exit;
}
}
?>
<?php
if (!isset($_SESSION)) {
session_start();
}
$MM_authorizedUsers = "Admin";
$MM_donotCheckaccess = "false";
// *** Restrict Access To Page: Grant or deny access to this page
function isAuthorized($strUsers, $strGroups, $UserName, $UserGroup) {
// For security, start by assuming the visitor is NOT authorized.
$isValid = False;
// When a visitor has logged into this site, the Session variable MM_Username set equal to their username.
// Therefore, we know that a user is NOT logged in if that Session variable is blank.
if (!empty($UserName)) {
// Besides being logged in, you may restrict access to only certain users based on an ID established when they login.
// Parse the strings into arrays.
$arrUsers = Explode(",", $strUsers);
$arrGroups = Explode(",", $strGroups);
if (in_array($UserName, $arrUsers)) {
$isValid = true;
}
// Or, you may restrict access to only certain users based on their username.
if (in_array($UserGroup, $arrGroups)) {
$isValid = true;
}
if (($strUsers == "") && false) {
$isValid = true;
}
}
return $isValid;
}
$MM_restrictGoTo = "denied_access.html";
if (!((isset($_SESSION['MM_Username'])) && (isAuthorized("",$MM_authorizedUsers, $_SESSION['MM_Username'], $_SESSION['MM_UserGroup'])))) {
$MM_qsChar = "?";
$MM_referrer = $_SERVER['PHP_SELF'];
if (strpos($MM_restrictGoTo, "?")) $MM_qsChar = "&";
if (isset($_SERVER['QUERY_STRING']) && strlen($_SERVER['QUERY_STRING']) > 0)
$MM_referrer .= "?" . $_SERVER['QUERY_STRING'];
$MM_restrictGoTo = $MM_restrictGoTo. $MM_qsChar . "accesscheck=" . urlencode($MM_referrer);
header("Location: ". $MM_restrictGoTo);
exit;
}
?>
<?php
if (!function_exists("GetSQLValueString")) {
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "")
{
if (PHP_VERSION < 6) {
$theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
}
$theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);
switch ($theType) {
case "text":
$theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
break;
case "long":
case "int":
$theValue = ($theValue != "") ? intval($theValue) : "NULL";
break;
case "double":
$theValue = ($theValue != "") ? doubleval($theValue) : "NULL";
break;
case "date":
$theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
break;
case "defined":
$theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
break;
}
return $theValue;
}
}
$editFormAction = $_SERVER['PHP_SELF'];
if (isset($_SERVER['QUERY_STRING'])) {
$editFormAction .= "?" . htmlentities($_SERVER['QUERY_STRING']);
}
if ((isset($_POST["MM_update"])) && ($_POST["MM_update"] == "form")) {
$updateSQL = sprintf("UPDATE user_settings SET name=%s, phonenumber=%s, email=%s, country=%s, street1=%s, street2=%s, city=%s, `state`=%s, postalcode=%s WHERE userID=%s",
GetSQLValueString($_POST['settings_name'], "text"),
GetSQLValueString($_POST['settings_phonenumber'], "text"),
GetSQLValueString($_POST['settings_email'], "text"),
GetSQLValueString($_POST['settings_country'], "text"),
GetSQLValueString($_POST['settings_street1'], "text"),
GetSQLValueString($_POST['settings_street2'], "text"),
GetSQLValueString($_POST['settings_city'], "text"),
GetSQLValueString($_POST['settings_state'], "text"),
GetSQLValueString($_POST['settings_postalcode'], "text"),
GetSQLValueString($_POST['settings_userID'], "int"));
mysql_select_db($database_user_settings, $user_settings);
$Result1 = mysql_query($updateSQL, $user_settings) or die(mysql_error());
$updateGoTo = "index.php";
if (isset($_SERVER['QUERY_STRING'])) {
$updateGoTo .= (strpos($updateGoTo, '?')) ? "&" : "?";
$updateGoTo .= $_SERVER['QUERY_STRING'];
}
header(sprintf("Location: %s", $updateGoTo));
}
mysql_select_db($database_user_settings, $user_settings);
$query_settings_recordset = "SELECT * FROM user_settings";
$settings_recordset = mysql_query($query_settings_recordset, $user_settings) or die(mysql_error());
$row_settings_recordset = mysql_fetch_assoc($settings_recordset);
$totalRows_settings_recordset = mysql_num_rows($settings_recordset);
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<link href="Home.css" rel="stylesheet" type="text/css" />
</head>
<body><br />
<nav>
<ul class="nav">
<li><a href="index.php">HOME</a></li>
<li><a href="catalog.php">CATALOG</a></li>
<li><a href="reporting.php">REPORTING</a></li>
<li><a href="import_data.php">IMPORT DATA</a></li>
<li><a class="current" href="settings.php">SETTINGS</a></li>
<li><a href="<?php echo $logoutAction ?>">SIGN OUT</a><br />
</li></ul></nav>
<nav>
<ul class="nav2">
<li><a class="current" href="settings.php">Contact Detail </a></li> |
<li><a href="settings_payment.php">Payment Details</a></li>
</ul></li></div>
<div>
<h1>SETTINGS (Admin)</h1>
<strong>CONTACT DETAILS</strong>
<br />
<br /><form action="<?php echo $editFormAction; ?>" method="POST" name="form">
Name <input name="settings_userID" type="hidden" id="settings_userID" form="settings_contact_form" title="Settings UserID"><br />
<input name="settings_name" type="text" id="settings_name" form="settings_contact_form" title="Settings Name"><br />
Phone Number <br />
<input name="settings_phonenumber" type="text" id="settings_phonenumber" form="settings_contact_form" title="Settings Phonenumber"><br />
E-Mail<br />
<input name="settings_email" type="email" id="settings_email" form="setting_contacts_form" title="Settings Email"><br />
Country<br />
<select name="settings_country">
<option value="AU">Australia</option>
<option value="AT">Austria</option>
<option value="BE">Belgium</option>
<option value="CA">Canada</option>
<option value="DK">Denmark</option>
<option value="FR">France</option>
<option value="DE">Germany</option>
<option value="IT">Italy</option>
<option value="LU">Luxembourg</option>
<option value="NL">Netherlands</option>
<option value="NZ">New Zealand</option>
<option value="PT">Portugal</option>
<option value="ES">Spain</option>
<option value="SE">Sweden</option>
<option value="CH">Switzerland</option>
<option value="GB">United Kingdom</option>
<option value="US">United States</option>
</select><br />
Street Address 1<br />
<input name="settings_street1" type="text" id="settings_street1" form="settings_contact_form" title="Settings Street Adress 1"><br />
Street Address 2<br />
<input name="settings_street2" type="text" id="settings_street2" form="settings_contact_form" title="Settings Street Adress 2"><br />
Town/City<br />
<input name="settings_city" type="text" id="settings_city" form="settings_contact_form" title="Settings City"><br />
State<br />
<input name="settings_state" type="text" id="settings_state" form="settings_contact_form" title="Settings State"><br />
Postal code<br />
<input name="settings_postalcode" type="text" id="settings_postalcode" form="settinga_contact_form" title="Settings Postal Code"><br />
<br />
<input name="Save_button" type="submit" id="Save_button" title="Save" value=" SAVE "><br />
<input type="hidden" name="MM_update" value="form" />
</form><br />
<br />
</body>
</html>
<?php
mysql_free_result($settings_recordset);
?>
答案 0 :(得分：-1)
从会话中获取用户ID，创建一个在登录时具有用户ID的var