├── README.md
├── coba.sql
├── db.php
├── forgot.php
├── home.php
├── login.php
└── update.php


/README.md:
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1 | # How-to-reset-password-with-email-in-php-and-mysqli
2 | Script for reset password with email in php and mysqli in local host.
3 | I use laragon for email mailer for reset password with email
4 | 
5 | If you have question please email to henhen.lukmana@gmail.com 
6 | 


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/coba.sql:
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 1 | -- phpMyAdmin SQL Dump
 2 | -- version 4.7.7
 3 | -- https://www.phpmyadmin.net/
 4 | --
 5 | -- Host: localhost:3306
 6 | -- Waktu pembuatan: 27 Bulan Mei 2018 pada 05.53
 7 | -- Versi server: 5.7.19
 8 | -- Versi PHP: 7.1.12
 9 | 
10 | SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
11 | SET AUTOCOMMIT = 0;
12 | START TRANSACTION;
13 | SET time_zone = "+00:00";
14 | 
15 | 
16 | /*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
17 | /*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
18 | /*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
19 | /*!40101 SET NAMES utf8mb4 */;
20 | 
21 | --
22 | -- Database: `coba`
23 | --
24 | 
25 | -- --------------------------------------------------------
26 | 
27 | --
28 | -- Struktur dari tabel `user`
29 | --
30 | 
31 | CREATE TABLE `user` (
32 |   `id` int(100) NOT NULL,
33 |   `username` varchar(100) NOT NULL,
34 |   `password` varchar(100) NOT NULL,
35 |   `email` varchar(100) NOT NULL,
36 |   `token` varchar(1000) NOT NULL
37 | ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
38 | 
39 | --
40 | -- Dumping data untuk tabel `user`
41 | --
42 | 
43 | INSERT INTO `user` (`id`, `username`, `password`, `email`, `token`) VALUES
44 | (1, 'hens3159', 'lukmana12345', 'hens3159@gmail.com', 'ijh8aqt6w7');
45 | 
46 | --
47 | -- Indexes for dumped tables
48 | --
49 | 
50 | --
51 | -- Indeks untuk tabel `user`
52 | --
53 | ALTER TABLE `user`
54 |   ADD PRIMARY KEY (`id`);
55 | 
56 | --
57 | -- AUTO_INCREMENT untuk tabel yang dibuang
58 | --
59 | 
60 | --
61 | -- AUTO_INCREMENT untuk tabel `user`
62 | --
63 | ALTER TABLE `user`
64 |   MODIFY `id` int(100) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=2;
65 | COMMIT;
66 | 
67 | /*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
68 | /*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
69 | /*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
70 | 


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/db.php:
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 1 | <?php
 2 | $host = '127.0.0.1';
 3 | $user = 'root';
 4 | $pass = '';
 5 | $db = 'coba';
 6 | $link = mysqli_connect ($host, $user, $pass, $db) or die (mysqli_error()); //die digunakan untuk memberhentikan syntax sampai disini
 7 |  ?>
 8 | 
 9 | <?php
10 | session_start();
11 | function result ($query) {
12 |   global $link;
13 |   if ($result = mysqli_query($link, $query) or die ('gagal menampilkan data')){
14 |   return $result;
15 |   }
16 | }
17 | 
18 | function run($query) {
19 |   global $link;
20 |   if (mysqli_query ($link, $query)) return true;
21 |   else return false;
22 |   }
23 | 
24 | function user($username) {
25 |   $query = "SELECT * FROM user WHERE username='$username'";
26 |   return result ($query);
27 | }
28 | 
29 | function update_token($code,$username) {
30 | $query = "UPDATE user SET token='$code' WHERE username='$username'";
31 | return run ($query);
32 | }
33 | 
34 | function update_pass($konfir_pass,$username) {
35 | $query = "UPDATE user SET password='$konfir_pass' WHERE username='$username'";
36 | return run ($query);
37 | }
38 |  ?>
39 | 


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/forgot.php:
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 1 | <?php
 2 | require_once 'db.php';
 3 | 
 4 | //check submit
 5 | if  (isset($_POST['submit'])) {
 6 | $username = $_POST['username'];
 7 | $email = $_POST['email'];
 8 | $db = user($username);
 9 | $jumlah = mysqli_num_rows($db);
10 | 
11 | //check is there username in database
12 | if ($jumlah !=0) {
13 |   while ($row=mysqli_fetch_assoc($db)){
14 |     $db_email = $row['email'];
15 |   }
16 | 
17 | //check input email similiar with email in database
18 | if ($email==$db_email){
19 | // make random code
20 |   $code = '123456789qazwsxedcrfvtgbyhnujmikolp';
21 |   $code = str_shuffle($code);
22 |   $code = substr($code,0, 10);
23 | 
24 | // for send token
25 |   $alamat = "http://localhost/coba2/update.php?code=$code&username=$username";
26 |   $to = $db_email;
27 |   $judul = "passwrod reset";
28 |   $isi = "this is automatic email, dont repply. For reset your password please click this link ".$alamat;
29 |   $headers = "From: chikennotes@gmail.com" . "\r\n";
30 |   mail($to,$judul,$isi,$headers);
31 | 
32 | //echo $alamat;
33 | if (update_token($code, $username)){
34 |   echo "your password have reset";
35 | }else {
36 |   echo "please try again";
37 | }
38 | 
39 | }else {echo"your email didn't register";}
40 | 
41 | }else {echo"your username didn't register";}
42 | }
43 | 
44 | 
45 | ?>
46 | 
47 | <!DOCTYPE html>
48 | <html>
49 | <head>
50 | <title>Page Title</title>
51 | </head>
52 | <body>
53 | <h3>Reset Password </h3>
54 | <form action=""  method="post">
55 | <label>username</label>
56 | <input type="text" name="username" placeholder="username">
57 | <label>email</label>
58 | <input type="text" name="email" placeholder="email">
59 | <input type="submit" name="submit">
60 | 
61 | </form>
62 | </body>
63 | </html>
64 | 


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/home.php:
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 1 | <?php
 2 | //connect to db.php
 3 | require_once 'db.php';
 4 | if (!$_SESSION['user']) {
 5 |  header ('location:login.php');
 6 | }
 7 | 
 8 | //check submit and send email
 9 | if  (isset($_POST['submit'])) {
10 | $tujuan = $_POST['tujuan'];
11 | $judul = $_POST['judul'];
12 | $isi = $_POST['isi'];
13 | $headers = "From: chikennotes@gmail.com" . "\r\n";
14 | mail($tujuan,$judul,$isi,$headers);
15 | }
16 | ?>
17 | 
18 | <!DOCTYPE html>
19 | <html>
20 | <head>
21 | <title>Send Email</title>
22 | </head>
23 | <body>
24 |   <h3> Send Email </h3>
25 | <form action=""  method="post">
26 | <label>To</label><br>
27 | <input type="text" name="tujuan" placeholder="to"><br>
28 | <label>Title</label><br>
29 | <input type="text" name="judul" placeholder="title"><br>
30 | <label>Content</label><br>
31 | <input type="text" name="isi" placeholder="content"><br>
32 | <input type="submit" name="submit">
33 | </form>
34 | </body>
35 | </html>
36 | 


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/login.php:
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 1 | <?php
 2 | require_once 'db.php';
 3 | 
 4 | //check for submit
 5 | if  (isset($_POST['submit'])) {
 6 | $username = $_POST['username'];
 7 | $password = $_POST['password'];
 8 | $user_db = user($username);
 9 | $row= mysqli_fetch_assoc($user_db);
10 | 
11 | //if password in form same with password in database
12 | if ($password==$row['password'] && $username == $row['username']) {
13 | $_SESSION['user'] = $username;
14 | 
15 | if($_SESSION['user']==$username){
16 | header ('location:home.php');
17 | }else {
18 |   echo "login gagal";
19 | }
20 | }else {
21 |   echo "your password is wrong";
22 | }
23 | 
24 | }
25 | ?>
26 | <h3> form login </h3>
27 | <form action=""  method="post">
28 | <label>username</label><br>
29 | <input type="text" name="username" placeholder="username"><br>
30 | <label>password</label><br>
31 | <input type="text" name="password" placeholder="passwrod"><br>
32 | <p><a href="forgot.php">forgot password</a></p>
33 | <input type="submit" name="submit"><br>
34 | 
35 | </form>
36 | 


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/update.php:
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 1 | <?php
 2 | require_once 'db.php';
 3 | $kode=$_GET['code'];
 4 | $username = $_GET['username'];
 5 | 
 6 | //check link
 7 |  if (isset($kode) && isset($username)){
 8 |  $db_user = user($username);
 9 |  $row = mysqli_fetch_assoc($db_user);
10 |  $token = $row ['token'];
11 |  $db_username = $row ['username'];
12 | 
13 | //check between tokens & usernames that are in links and databases
14 | if ($token==$kode && $db_username==$username){
15 |   //check submit
16 |   if  (isset($_POST['submit'])) {
17 |   $password = $_POST['password'];
18 |   $konfir_pass = $_POST['konfir_password'];
19 |   //check password
20 |   if ($password==$konfir_pass) {
21 |   echo "password telah diupdate";
22 |     update_pass($konfir_pass, $username);
23 |     header('location:login.php');
24 |   }else {echo "password is different";}
25 |   }
26 | }else{echo "token & username is different";}
27 | }else{echo "link is wrong";}
28 | 
29 | ?>
30 | <!DOCTYPE html>
31 | <html>
32 | <head>
33 | <title>Send Email</title>
34 | </head>
35 | <body>
36 | <h3>Change your password</h3>
37 | <form action=""  method="post">
38 | <label>password</label><br>
39 | <input type="text" name="password" placeholder="password"><br>
40 | <label>new password</label><br>
41 | <input type="text" name="konfir_password" placeholder="new password"><br>
42 | <input type="submit" name="submit">
43 | </form>
44 | </body>
45 | </html>
46 | 


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