ASSIGNMENT 5 | SESSIONs + User Management ASSIGNMENT 5 | SESSIONS + USER MANAGEMENT PRAVIIN M | IS 667 | 71749 | ONLINE 1 We have discussed sessions in class. Now, it is time to put sessions to use....

Registe
h2

div

ors); ?

pre

User Name:
label

p
First Name:
label

p
LastName Name:
label

p
Password:
label

p
Confirm:
label

p
Email:
label

p
label> 


p

form

div

div

div

div

div

ody
html
UserManage
.git/objects/20/654b60cc25cb583fe96ebd9a31b3f3fbea3a9f
UserManage
.git/objects/20/654b60cc25cb583fe96ebd9a31b3f3fbea3a9f
lob 43
REGISTER
UserManage
.git/objects/26/8ddeafc3e31ab75ac87f64579e15cd3c52d1e
UserManage
.git/objects/26/8ddeafc3e31ab75ac87f64579e15cd3c52d1e
lob 744�e
or reporting and warning display.
e
or_reporting(E_ALL);
ini_set('display_e
ors', 'On');
if (!ini_get('date.timezone')) {
    date_default_timezone_set('GMT');
    date_default_timezone_set('US/Eastern');
}
equire_once("db-settings.php");
Require DB connection
equire_once("functions.php");
database and other functions are written in this file
equire_once("class.user.php");
session_start();
loggedInUser can be used globally if constructed
if(isset($_SESSION["ThisUser"]) && is_object($_SESSION["ThisUser"]))
{
    $loggedInUser = $_SESSION["ThisUser"];
}
echo "SESSION VARIABLES ";
echo "

";
print_r($_SESSION);
echo "
pre>";
echo "LOGGED IN USER DETAILS";
echo "
";
print_r($loggedInUser);
echo "
pre>";
?
UserManage
.git/objects/27/417fc873112a5ea4c9cf9d62fa2ff9681043d7
UserManage
.git/objects/27/417fc873112a5ea4c9cf9d62fa2ff9681043d7
lob 1384�/*
 Navicat MySQL Data Transfe
 Source Server         : SMTP
 Source Server Type    : MySQL
 Source Server Version : 50622
 Source Host           : localhost
 Source Database       : UserManage
 Target Server Type    : MySQL
 Target Server Version : 50622
 File Encoding         : utf-8
 Date: 10/28/2015 10:50:11 AM
*
SET NAMES utf8;
SET FOREIGN_KEY_CHECKS = 0;
-- ----------------------------
--  Table structure for `UserDetails`
-- ----------------------------
DROP TABLE IF EXISTS `UserDetails`;
CREATE TABLE `UserDetails` (
  `UserID` varchar(120) NOT NULL,
  `UserName` varchar(150) NOT NULL,
  `FirstName` varchar(150) DEFAULT NULL,
  `LastName` varchar(150) DEFAULT NULL,
  `Email` varchar(150) NOT NULL,
  `Password` varchar(1000) DEFAULT NULL,
  `MemberSince` varchar(255) DEFAULT NULL,
  `Active` int(11) DEFAULT NULL,
  PRIMARY KEY (`UserName`,`Email`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
-- ----------------------------
--  Records of `UserDetails`
-- ----------------------------
BEGIN;
INSERT INTO `UserDetails` VALUES ('4frvct', 'JohnSmith', 'John', 'Smith', '[email protected]', '6f4e26455b0f9c987a0009f3c5bd12786300b90fa76fb5399c82f2e63ab7121aa', '1445987595', '1'), ('692g6q', 'PraviinM', 'Praviin', 'Mandhare', '[email protected]', '1e905117d466dc32016cb71e3cb798cea73a942f2221fcbda1b5dc8104c2565ee', '1445961643', '1');
COMMIT;
SET FOREIGN_KEY_CHECKS = 1;
UserManage
.git/objects/29/ecc3beec0ef4312b82ecb5742fdff9021a6f50
UserManage
.git/objects/29/ecc3beec0ef4312b82ecb5742fdff9021a6f50
lob 342
";
?
UserManage
.git/objects/34/846b22f14b68d30f8f5ff072a00a28466c6c08
UserManage
.git/objects/34/846b22f14b68d30f8f5ff072a00a28466c6c08
commit 223�tree 81dde3dfbea01b8ca81db05e5e167bd6871b0d89
parent 50b86c7fa215124f3245d5a39f51d675579f6168
author Praviin M  1600961486 -0400
committer Praviin M  1600961486 -0400
egisttration page
UserManage
.git/objects/34/c0bfd3c8c5886a82d643f97b052df42d83e3e
UserManage
.git/objects/34/c0bfd3c8c5886a82d643f97b052df42d83e3e
lob 149�equire_once("config.php");
Log the user out
if (isUserLoggedIn()) {
    destroySession("ThisUser");;
}
header("Location:index.php");
die();
UserManage
.git/objects/3e/03da8381705ce5a75f8d812f0242da87bf47e0
UserManage
.git/objects/3e/03da8381705ce5a75f8d812f0242da87bf47e0
UserManage
.git/objects/3f/54ee97e3396b4d52b593f22f10313cf884ec0d
UserManage
.git/objects/3f/54ee97e3396b4d52b593f22f10313cf884ec0d
commit 204�tree cb63b464a06eba77cf409d3b030b8800fe82bc87
author Praviin M  1491237353 -0400
committer Praviin M  1491237353 -0400
Updated Code + echo`d passwords for explanation
UserManage
.git/objects/40/3b3b4c7b66ebebfa437d0a70850a73e3f38458
UserManage
.git/objects/40/3b3b4c7b66ebebfa437d0a70850a73e3f38458
lob 5488�$password = md5("Smith");
echo $password."
";
$code = md5(uniqid(rand(), TRUE));
echo $code;
Generate a unique code
**
 * @param string $length
 * @return string
 *
function getUniqueCode($length = "")
{
    $code = md5(uniqid(rand(), TRUE));
    if ($length != "") {
        return substr($code, 0, $length);
    } else {
        return $code;
    }
}
$plainText = getUniqueCode(15);
echo $plainText;
**
 * @param $plainText
 * @param null $salt
 * @return string
 *
function generateHash($plainText, $salt = NULL)
{
    echo "plain text =" . $plainText . "
";
    if ($salt === NULL) {
        $salt = substr(md5(uniqid(rand(), TRUE)), 0, 25);
        echo "salt when salt is null : " . $salt . "
";
    } else {
        echo "salt before substr : " . $salt . "
R>";
        $salt = substr($salt, 0, 25);
        echo "just salt : " . $salt . "
R>";
    }
    echo "return salt : " . $salt . "
";
    echo "return sha ( salt ) : " . sha1($salt) . "
";
    echo "return sha ( plaintext ) : " . sha1($plainText) . "
";
    echo "return sha ( satl + plaintext ) : " . sha1($salt . $plainText) . "
";
    echo "return salt . sha1 ( salt + plaintext ) : " . $salt . sha1($salt . $plainText) . "
";
    return $salt . sha1($salt . $plainText);
}
echo $newpassword;
$compare = generateHash($_POST['password'], $newpassword);
echo $compare;
**
 * @param $username
 * @param $firstname
 * @param $lastname
 * @param $email
 * @param $password
 * @return bool
 *
function createNewUser($username, $firstname, $lastname, $email, $password)
{
    global $mysqli, $db_table_prefix;
    
Generate A random userid
    $character_a
ay = a
ay_merge(range(a, z), range(0, 9));
    $rand_string = "";
    for ($i = 0; $i < 6; $i++) {
        $rand_string .= $character_a
ay[rand(
            0, (count($character_a
ay) - 1)
        )];
    }
    
$rand_string = getUniqueCode(14);
    
echo $rand_string;
    
echo $username;
    
echo $firstname;
    
echo $lastname;
    
echo $email;
    
echo $password;
    $newpassword = generateHash($password);
    echo $newpassword;
    $stmt = $mysqli->prepare(
        "INSERT INTO " . $db_table_prefix . "UserDetails (
        UserID,
        UserName,
        FirstName,
        LastName,
        Email,
        Password,
        MemberSince,
        Active
        )
        VALUES (
        '" . $rand_string . "',
        ?,
        ?,
        ?,
        ?,
        ?,
        '" . time() . "',
        1
        )"
    );
    $stmt-
ind_param("sssss", $username, $firstname, $lastname, $email, $newpassword);
    
print_r($stmt);
    $result = $stmt->execute();
    
print_r($result);
    $stmt->close();
    return $result;
}
Retrieve complete user information by username
**
 * @param $username
 * @return a
ay
 *
function fetchUserDetails($username)
{
    global $mysqli, $db_table_prefix;
    $stmt = $mysqli->prepare("SELECT
        UserID,
        UserName,
        FirstName,
        LastName,
        Email,
        Password,
        MemberSince,
        Active
        FROM " . $db_table_prefix . "UserDetails
        WHERE
        UserName = ?
        LIMIT 1");
    $stmt-
ind_param("s", $username);
    $stmt->execute();
    $stmt-
ind_result($UserID, $UserName, $FirstName, $LastName, $Email, $Password, $MemberSince, $Active);
    while ($stmt->fetch()) {
        $row = a
ay('UserID' => $UserID,
            'UserName' => $UserName,
            'FirstName' => $FirstName,
            'LastName' => $LastName,
            'Email' => $Email,
            'Password' => $Password,
            'MemberSince' => $MemberSince,
            'Active' => $Active);
    }
    $stmt->close();
    return ($row);
}
Check if a user is logged in
**
 * @return bool
 *
function isUserLoggedIn()
{
    global $loggedInUser, $mysqli, $db_table_prefix;
    $stmt = $mysqli->prepare(
        "SELECT
        UserID,
        Password
        FROM " . $db_table_prefix . "UserDetails
        WHERE
        UserID = ?
        AND
        Password = ?
        AND
        active = 1
        LIMIT 1");
    $stmt-
ind_param("ss", $loggedInUser->user_id, $loggedInUser->hash_pw);
    $stmt->execute();
    $stmt->store_result();
    $num_returns = $stmt->num_rows;
    $stmt->close();
    if ($loggedInUser == NULL) {
        return false;
    } else {
        if ($num_returns > 0) {
            return true;
        } else {
            destroySession("ThisUser");
            return false;
        }
    }
}
Destroys a session as part of logout
**
 * @param $name
 *
function destroySession($name)
{
    if (isset($_SESSION[$name])) {
        $_SESSION[$name] = NULL;
        unset($_SESSION[$name]);
    }
}
Retrieve complete user information of all users
**
 * @return a
ay
 *
function fetchAllUsers()
{
    global $mysqli, $db_table_prefix;
    $stmt = $mysqli->prepare(
        "SELECT
        UserID,
        UserName,
        FirstName,
        LastName,
        Email,
        Password,
        MemberSince,
        Active
        FROM " . $db_table_prefix . "UserDetails
        ");
    $stmt->execute();
    $stmt-
ind_result(
        $UserID,
        $UserName,
        $FirstName,
        $LastName,
        $Email,
        $Password,
        $MemberSince,
        $Active
    );
    while ($stmt->fetch()) {
        $row[] = a
ay(
            'UserID' => $UserID,
            'UserName' => $UserName,
            'FirstName' => $FirstName,
            'LastName' => $LastName,
            'Email' => $Email,
            'Password' => $Password,
            'MemberSince' => $MemberSince,
            'Active' => $Active
        );
    }
    $stmt->close();
    return ($row);
}
UserManage
.git/objects/45/7936d783cd28021cf47438bcc6f3d5c8ab9b62
UserManage
.git/objects/45/7936d783cd28021cf47438bcc6f3d5c8ab9b62
lob 83
hello world
UserManage
.git/objects/4a/842ab86609e687f428c8fb2fe55cc0d628b59e
UserManage
.git/objects/4a/842ab86609e687f428c8fb2fe55cc0d628b59e
lob 5379�$password = md5("Smith");
echo $password."
";
$code = md5(uniqid(rand(), TRUE));
echo $code;
Generate a unique code
**
 * @param string $length
 * @return string
 *
function getUniqueCode($length = "")
{
    $code = md5(uniqid(rand(), TRUE));
    if ($length != "") {
        return substr($code, 0, $length);
    } else {
        return $code;
    }
}
$plainText = getUniqueCode(15);
echo $plainText;
**
 * @param $plainText
 * @param null $salt
 * @return string
 *
function generateHash($plainText, $salt = NULL)
{
    echo "plain text =" . $plainText . "
";
    if ($salt === NULL) {
        $salt = substr(md5(uniqid(rand(), TRUE)), 0, 25);
        echo "salt when salt is null : " . $salt . "
";
    } else {
        echo "salt before substr : " . $salt . "
R>";
        $salt = substr($salt, 0, 25);
        echo "just salt : " . $salt . "
R>";
    }
    echo "return salt : " . $salt . "
";
    echo "return sha ( salt ) : " . sha1($salt) . "
";
    echo "return sha ( plaintext ) : " . sha1($plainText) . "
";
    echo "return sha ( satl + plaintext ) : " . sha1($salt . $plainText) . "
";
    echo "return salt . sha1 ( salt + plaintext ) : " .  $salt . sha1($salt . $plainText) . "
";
    return $salt . sha1($salt . $plainText);
}
echo $newpassword;
$compare = generateHash($_POST['password'], $newpassword);
echo $compare;
**
 * @param $username
 * @param $firstname
 * @param $lastname
 * @param $email
 * @param $password
 * @return bool
 *
function createNewUser($username, $firstname, $lastname, $email, $password)
{
    global $mysqli, $db_table_prefix;
    
Generate A random userid
    $character_a
ay = a
ay_merge(range(a, z), range(0, 9));
    $rand_string = "";
    for ($i = 0; $i < 6; $i++) {
        $rand_string .= $character_a
ay[rand(
            0, (count($character_a
ay) - 1)
        )];
    }
    
$rand_string = getUniqueCode(14);
    
echo $rand_string;
    
echo $username;
    
echo $firstname;
    
echo $lastname;
    
echo $email;
    
echo $password;
    $newpassword = generateHash($password);
    echo $newpassword;
    $stmt = $mysqli->prepare(
        "INSERT INTO " . $db_table_prefix . "UserDetails (
        UserID,
        UserName,
        FirstName,
        LastName,
        Email,
        Password,
        MemberSince,
        Active
        )
        VALUES (
        '" . $rand_string . "',
        ?,
        ?,
        ?,
        ?,
        ?,
        '" . time() . "',
        1
        )"
    );
    $stmt-
ind_param("sssss", $username, $firstname, $lastname, $email, $newpassword);
    
print_r($stmt);
    $result = $stmt->execute();
    
print_r($result);
    $stmt->close();
    return $result;
}
Retrieve complete user information by username
**
 * @param $username
 * @return a
ay
 *
function fetchUserDetails($username)
{
    global $mysqli, $db_table_prefix;
    $stmt = $mysqli->prepare("SELECT
        UserID,
        UserName,
        FirstName,
        LastName,
        Email,
        Password,
        MemberSince,
        Active
        FROM " . $db_table_prefix . "UserDetails
        WHERE
        UserName = ?
        LIMIT 1");
    $stmt-
ind_param("s", $username);
    $stmt->execute();
    $stmt-
ind_result($UserID, $UserName, $FirstName, $LastName, $Email, $Password, $MemberSince, $Active);
    while ($stmt->fetch()) {
        $row = a
ay('UserID' => $UserID,
            'UserName' =>...
                            

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