add login, logout, and change password pages

change password allows a user to set their own password, superadmin can change anyones password
This commit is contained in:
Elour
2020-04-05 14:25:14 -07:00
parent cb870e522b
commit 88abab5b3a
6 changed files with 188 additions and 0 deletions
+47
View File
@@ -0,0 +1,47 @@
<?php
session_start();
include 'includes/db_connect.php';
$username = $mysqli->real_escape_string($_POST['username']);
$password = $mysqli->real_escape_string($_POST['password']);
$user = getUserByEmailAndPassword($username, $password);
if($user == true) {
if(isset($_SESSION['urlredirect'])) {
$_SESSION['user'] = $mysqli->real_escape_string($_POST['username']);
$redirectName = $_SESSION['urlredirect'];
echo '<script>';
echo 'window.location.href="'.$redirectName.'"';
echo '</script>';
}
else {
header("Location: index.php");
$_SESSION['user'] = $mysqli->real_escape_string($_POST['username']);
}
}
else {
echo $mysqli->real_escape_string($_POST['username']), " does not exist or the password was incorrect";
echo '<p><a href="form_login.php">Log In</a>';
}
function getUserByEmailAndPassword($username, $password) {
global $mysqli;
$result = $mysqli->query("SELECT * FROM user_account WHERE username = '$username'") or die(mysql_error());
$no_of_rows = $result->num_rows;
if ($no_of_rows > 0) {
$result = $result->fetch_array();
$salt = $result['password_salt'];
$stored_hash = $result['password_hash'];
$hashtest = checkhashSSHA($salt, $password);
if ($hashtest == $stored_hash) {
$_SESSION['accesslevel'] = $result['accesslevel'];
$_SESSION['username'] = $mysqli->real_escape_string($_POST['username']);
return true;
}
} else {
return false;
}
}
function checkhashSSHA($salt, $password) {
$hash = base64_encode(sha1($password . $salt, true) . $salt);
return $hash;
}
?>