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update.php
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<?php
include 'components/connect.php';
if(isset($_COOKIE['user_id'])){
$user_id = $_COOKIE['user_id'];
}else{
$user_id = '';
header('location:login.php');
}
if(isset($_POST['submit'])){
$select_user = $conn->prepare("SELECT * FROM `users` WHERE id = ? LIMIT 1");
$select_user->execute([$user_id]);
$fetch_user = $select_user->fetch(PDO::FETCH_ASSOC);
$prev_pass = $fetch_user['password'];
$prev_image = $fetch_user['image'];
$name = $_POST['name'];
$name = filter_var($name, FILTER_SANITIZE_STRING);
if(!empty($name)){
$update_name = $conn->prepare("UPDATE `users` SET name = ? WHERE id = ?");
$update_name->execute([$name, $user_id]);
$message[] = 'username updated successfully!';
}
$email = $_POST['email'];
$email = filter_var($email, FILTER_SANITIZE_STRING);
if(!empty($email)){
$select_email = $conn->prepare("SELECT email FROM `users` WHERE email = ?");
$select_email->execute([$email]);
if($select_email->rowCount() > 0){
$message[] = 'email already taken!';
}else{
$update_email = $conn->prepare("UPDATE `users` SET email = ? WHERE id = ?");
$update_email->execute([$email, $user_id]);
$message[] = 'email updated successfully!';
}
}
$image = $_FILES['image']['name'];
$image = filter_var($image, FILTER_SANITIZE_STRING);
$ext = pathinfo($image, PATHINFO_EXTENSION);
$rename = unique_id().'.'.$ext;
$image_size = $_FILES['image']['size'];
$image_tmp_name = $_FILES['image']['tmp_name'];
$image_folder = 'uploaded_files/'.$rename;
if(!empty($image)){
if($image_size > 2000000){
$message[] = 'image size too large!';
}else{
$update_image = $conn->prepare("UPDATE `users` SET `image` = ? WHERE id = ?");
$update_image->execute([$rename, $user_id]);
move_uploaded_file($image_tmp_name, $image_folder);
if($prev_image != '' AND $prev_image != $rename){
unlink('uploaded_files/'.$prev_image);
}
$message[] = 'image updated successfully!';
}
}
$empty_pass = 'da39a3ee5e6b4b0d3255bfef95601890afd80709';
$old_pass = sha1($_POST['old_pass']);
$old_pass = filter_var($old_pass, FILTER_SANITIZE_STRING);
$new_pass = sha1($_POST['new_pass']);
$new_pass = filter_var($new_pass, FILTER_SANITIZE_STRING);
$cpass = sha1($_POST['cpass']);
$cpass = filter_var($cpass, FILTER_SANITIZE_STRING);
if($old_pass != $empty_pass){
if($old_pass != $prev_pass){
$message[] = 'old password not matched!';
}elseif($new_pass != $cpass){
$message[] = 'confirm password not matched!';
}else{
if($new_pass != $empty_pass){
$update_pass = $conn->prepare("UPDATE `users` SET password = ? WHERE id = ?");
$update_pass->execute([$cpass, $user_id]);
$message[] = 'password updated successfully!';
}else{
$message[] = 'please enter a new password!';
}
}
}
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>update profile</title>
<!-- font awesome cdn link -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.2.0/css/all.min.css">
<!-- custom css file link -->
<link rel="stylesheet" href="css/style.css">
</head>
<body>
<?php include 'components/user_header.php'; ?>
<section class="form-container" style="min-height: calc(100vh - 19rem);">
<form action="" method="post" enctype="multipart/form-data">
<h3>update profile</h3>
<div class="flex">
<div class="col">
<p>your name</p>
<input type="text" name="name" placeholder="<?= $fetch_profile['name']; ?>" maxlength="100" class="box">
<p>your email</p>
<input type="email" name="email" placeholder="<?= $fetch_profile['email']; ?>" maxlength="100" class="box">
<p>update pic</p>
<input type="file" name="image" accept="image/*" class="box">
</div>
<div class="col">
<p>old password</p>
<input type="password" name="old_pass" placeholder="enter your old password" maxlength="50" class="box">
<p>new password</p>
<input type="password" name="new_pass" placeholder="enter your new password" maxlength="50" class="box">
<p>confirm password</p>
<input type="password" name="cpass" placeholder="confirm your new password" maxlength="50" class="box">
</div>
</div>
<input type="submit" name="submit" value="update profile" class="btn">
</form>
</section>
<!-- update profile section ends -->
<?php include 'components/footer.php'; ?>
<!-- custom js file link -->
<script src="js/script.js"></script>
</body>
</html>