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login.php
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login.php
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<?php
ob_start();
session_start();
$LogSign ="";
$title = "Login";
if(isset($_SESSION['username'])){
header('location: main.php'); // redirection to the homepage
}
include "init.php";
if($_SERVER['REQUEST_METHOD'] === 'POST'){
if(isset($_SESSION['username'])){
header('location: main.php'); // redirection to the homepage
}
if(isset($_POST["login"])){
$username = filter_var($_POST['username'],FILTER_SANITIZE_STRING);
$pass = $_POST['password'];
$hpass = sha1($pass);
// Check if user exists
$stmt = $conn->prepare("SELECT * FROM users WHERE username = ? AND password = ? LIMIT 1");
$stmt->execute(array($username,$hpass));
$row = $stmt->fetch();
$count = $stmt->rowCount();
if($count > 0){
$_SESSION['username'] = $row['username']; // register session name
$_SESSION['id'] = $row['userID'];
$_SESSION['group'] = $row['groupID'];
$_SESSION['fullname'] = $row['fullname'];
$_SESSION["image"] = $row["image"];// register user id
$_SESSION["interests"] = $row["interests"];
header('location: profile.php?do=show&userID='. $_SESSION['id'] ); // redirection to the homepage
exit();
}
else {
$formErrors = array();
$formErrors[] = lang("LOGIN-ERROR");
}
}
else{
$formErrors = array();
$username = filter_var($_POST['username'],FILTER_SANITIZE_STRING);
$hpass = sha1($_POST['password']);
$email = filter_var($_POST['email'],FILTER_SANITIZE_EMAIL);
$fullname = filter_var($_POST['fullname'],FILTER_SANITIZE_STRING);;
if(isset($_POST['username'])){
$filteredUser = filter_var(($_POST['username']),FILTER_SANITIZE_STRING);
if(strlen($filteredUser) < 8 || empty(trim($filteredUser))) $formErrors[] = lang('STRLEN') ;
if(strlen($filteredUser) > 30) $formErrors[] = lang('STRLEN1') ;
if(!preg_match("/^(?=.{8,20}$)(?![_.])(?!.*[_.]{2})[a-zA-Z0-9._]+(?<![_.])$/", $filteredUser))
$formErrors[] = lang("USERNAME-JS");
}
if(!preg_match("/^[a-zA-Z]+(([' -][a-zA-Z])?[a-zA-Z]+)*$/", $fullname))
$formErrors[] = lang("FULLNAME-JS");
if(isset($_POST['password']) && isset($_POST['password-confirm'])){
$password = $_POST["password"];
// Validate password strength
$uppercase = preg_match('@[A-Z]@', $password);
$lowercase = preg_match('@[a-z]@', $password);
$number = preg_match('@[0-9]@', $password);
$specialChars = preg_match('@[^\d\w]@', $password);
if(!$uppercase || !$lowercase || !$number || !$specialChars || strlen($password) < 8) {
$formErrors[] = lang("WEAK-PASS");
}
$pass1 = sha1($_POST['password']);
$pass2 = sha1($_POST['password-confirm']);
if($pass1 !== $pass2){
$formErrors[] = lang("PASS-ERROR") ;
}
}
if(isset($_POST['email'])){
$filteredEmail = filter_var(($_POST['email']),FILTER_SANITIZE_EMAIL);
if(filter_var($filteredEmail, FILTER_SANITIZE_EMAIL) != true){
$formErrors[] = lang("EMAIL-ERROR") ;
}
include_once 'data/files/class.verifyEmail.php';
$vmail = new verifyEmail();
$vmail->setStreamTimeoutWait(20);
$vmail->Debug= FALSE;
$vmail->setEmailFrom('viska@viska.is');
if ($vmail->check($email)) {
echo 'email <' . $email . '> exist!';
} elseif (verifyEmail::validate($email)) {
$formErrors[] = 'email <' . $email . '> valid, but not exist!';
} else {
$formErrors[] = 'email <' . $email . '> not valid and not exist!';
}
}
if(empty($formErrors)){
$checkUsername = checkItem("username","users",$username);
$checkEmail = checkItem("email","users",$email);
if($checkUsername == 0 && $checkEmail == 0 ){
$stmt = $conn->prepare("INSERT INTO users(username, password, email, fullname, regDate) VALUES (:zuser, :zpass, :zemail, :zname, now())");
$stmt->execute(array(
"zuser" => $username,
"zpass" => $hpass,
"zemail" => $email,
"zname" => $fullname
));
$successMsg = "<div class='alert alert-success'>" . lang("SUCCESS-SIGNUP") . "</div>";
// Check if user exists
$stmt = $conn->prepare("SELECT * FROM users WHERE username = ? AND password = ? LIMIT 1");
$stmt->execute(array($username,$hpass));
$row = $stmt->fetch();
$count = $stmt->rowCount();
if($count > 0){
$_SESSION['username'] = $row['username']; // register session name
$_SESSION['id'] = $row['userID'];
$_SESSION['group'] = $row['groupID'];
$_SESSION['fullname'] = $row['fullname'];// register user id
$_SESSION["image"] = $row["image"];
$_SESSION["interests"] = $row["interests"];
$_SESSION["success"] = lang("SIGNUP-MSG");
header('location: profile.php?userID='.$row['userID']); // redirection to the profile page
exit();
}
}
else{
$formErrors[] = lang("USER-EXIST") ;
}
}
}
}
?>
<div class="w3-container forms w3-content" style="min-height:-webkit-fill-available;">
<div class="w3-card w3-round w3-white w3-padding-32 w3-animate-zoom" style="margin: 10% 20%">
<h1 class="text-center w3-text-red" style="margin-bottom: 20px;"><span class="active " data-class="login"><i class="fa fa-fw fa-sign-in-alt"></i></span> | <span data-class="signup"><i class="fa fa-fw fa-user-plus"></i></span>
</h1>
<!-- LOGIN FORM -->
<form class="login w3-padding" action="<?php echo $_SERVER['PHP_SELF'] ?>" method="POST">
<input class="w3-input w3-hover-shadow w3-text-grey" type="text" name="username" placeholder="<?php echo lang("USERNAME") ?>" autocomplete="off">
<i class="fa fa-user"></i>
<input class="w3-input w3-hover-shadow w3-text-grey " type="password" name="password" placeholder="<?php echo lang("PASSWORD") ?>" autocomplete="new-password">
<i class="fa fa-key"></i>
<p><input class="w3-button w3-block w3-teal" name="login" type="submit" value="<?php echo lang("LOGIN") ?>"></p>
<p class="w3-center"><a href="forget-password.php" class="w3-text-teal w3-hover-text-red" style="cursor: pointer"><?php echo lang("FORGOT-PASS") ?></a></p>
</form>
<!-- SIGNUP FORM -->
<form class="signup" action="<?php echo $_SERVER['PHP_SELF'] ?>" method="POST">
<div class="input-container">
<input class="w3-input w3-hover-shadow w3-text-grey" id="username" type="text" name="username" placeholder="<?php echo lang("USERNAME") ?>" autocomplete="off" required="required" maxlength="30" value="<?php if(isset($_POST["username"])) echo $_POST["username"] ?>">
<i class="fa fa-user"></i>
<div class="alert alert-danger w3-margin alert-username"><?php echo lang("USERNAME-JS") ?></div>
</div>
<div class="input-container">
<input class="w3-input w3-hover-shadow w3-text-grey" type="password" id="password" name="password" placeholder="<?php echo lang("PASSWORD") ?>" autocomplete="new-password" required="required" maxlength="50">
<i class="fa fa-key"></i>
<div class="alert alert-danger w3-margin alert-password"><?php echo lang("WEAK-PASS") ?></div>
</div>
<input class="w3-input w3-hover-shadow w3-text-grey" type="password" name="password-confirm" placeholder="<?php echo lang("PASSWORD-CONFIRM") ?>" autocomplete="new-password" >
<i class="fa fa-key"></i>
<div class="input-container">
<input class="w3-input w3-hover-shadow w3-text-grey" type="email" name="email" placeholder="<?php echo lang("EMAIL") ?>" autocomplete="off" required="required" maxlength="80" minlength="5" value="<?php if(isset($_POST["email"])) echo $_POST["email"] ?>">
<i class="fa fa-envelope"></i>
</div>
<div class="input-container">
<input class="w3-input w3-hover-shadow w3-text-grey" type="text" name="fullname" id="fullname" placeholder="<?php echo lang("FULLNAME") ?>" autocomplete="off" maxlength="80" required value="<?php if(isset($_POST["fullname"])) echo $_POST["fullname"] ?>">
<i class="fa fa-id-card"></i>
<div class="alert alert-danger w3-margin alert-fullname"><?php echo lang("FULLNAME-JS") ?></div>
</div>
<input class="w3-button w3-block w3-teal" style="background-color:darkcyan" name="signup" type="submit" value="<?php echo lang("SIGNUP") ?>">
<p class="w3-text-red w3-center">* : <b><?php echo lang("REQUIRED") ?></b></p>
</form>
<div class="errors w3-center">
<?php
if(!empty($formErrors)){
foreach($formErrors as $error){
echo "<div class='w3-container'>";
?><span onclick='this.parentElement.style.display="none"' class='close-btn'><i class='fa fa-times'></i></span>
<?php
echo "<div class='alert-msg'>" . $error . "</div>" ;
echo '</div>';
}
}
if(isset($successMsg)){
echo $successMsg;
header('location: profile.php?userID='.$row['userID']); // redirection to the profile page
exit();
}
if(isset($_GET["success"])){
if($_GET["success"] == lang("PASS-CHANGED"))
echo "<p class='alert alert-info'>" . lang("PASS-CHANGED") . "</p>";
}
?>
</div>
</div>
</div>
<?php
include $tmp ."footer.php";
ob_end_flush();
?>