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profile.php
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<?php
session_start();
if(!isset($_SESSION['username']))
echo "<script>location.replace('index.php');</script>";
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://fonts.googleapis.com/css?family=Caveat&display=swap" rel="stylesheet">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
<?php include 'authenticate.php'; ?>
<?php
if($_SERVER['REQUEST_METHOD'] == "POST") {
if(!empty($_POST['sign_out'])) {
session_unset();
session_destroy();
echo "<script>location.replace('index.php');</script>";
}
}
$firstname = $_SESSION['firstname'];
$lastname = $_SESSION['lastname'];
$username = $_SESSION['username'];
$email = $_SESSION['email'];
$about = (isset($_SESSION['about']) ? $_SESSION['about'] : "");
$old_pass = $new_pass = "";
$nameerr = $abouterr = $passerr = "";
$query_err = "";
$table = (isset($_SESSION['about']) ? "admins" : "users");
if($_SERVER['REQUEST_METHOD'] == "POST") {
if(!empty($_POST['edit_submit'])) {
if(!empty($_POST['firstname']) && ($_POST['firstname'] != $_SESSION['firstname'])) {
$firstname = testIt($_POST['firstname']);
if(!preg_match("/^[a-zA-Z]*$/", $firstname))
$nameerr = "Sorry, only letters (a-z) are allowed.";
}
if(!empty($_POST['lastname']) && ($_POST['lastname'] != $_SESSION['lastname'])) {
$lastname = testIt($_POST['lastname']);
if(!preg_match("/^[a-zA-Z]*$/", $lastname))
$nameerr = "Sorry, only letters (a-z) are allowed.";
}
if(!empty($_POST['about']) && ($_POST['about'] != $_SESSION['about'])) {
$about = testIt($_POST['about']);
if(strlen($about) > 50)
$abouterr = "Use 50 characters or less for your 'about' section.";
}
if(!empty($_POST['old_pass']) || !empty($_POST['new_pass']) || !empty($_POST['new_pass_confirm'])) {
$sql = "SELECT PASSWORD FROM ".$table." WHERE USERNAME = '$username'";
$result = mysqli_query($conn, $sql);
$entry = mysqli_fetch_assoc($result);
$old_pass = md5(htmlspecialchars($_POST['old_pass']));
if($old_pass === $entry['PASSWORD']) {
if(empty($_POST['new_pass']))
$passerr = "Enter a new password.";
else {
$new_pass = $copy = $_POST['new_pass'];
$new_pass = trim($new_pass);
$confirm = $_POST['new_pass_confirm'];
if($new_pass !== $copy)
$passerr = "Your new password can't start or end with a blank space.";
else if(strlen($new_pass) < 8)
$passerr = "Use 8 characters or more for your new password.";
else if(strlen($new_pass) > 30)
$passerr = "Use 30 characters or fewer for your new password.";
else if(empty($confirm))
$passerr = "Confirm your new password.";
else if($new_pass !== $confirm)
$passerr = "New password and confirm didn't match. Please try again.";
else
$new_pass = md5(htmlspecialchars($new_pass));
}
}
else
$passerr = "Sorry, entered old password didn't match.";
}
if(empty($nameerr) && empty($abouterr) && empty($passerr)) {
if($firstname != $_SESSION['firstname']) {
$sql = "UPDATE ".$table." SET FIRSTNAME = '$firstname' WHERE USERNAME = '$username'";
if(mysqli_query($conn, $sql) === FALSE)
$query_err = "Sorry, unexpected error occured while updating name";
}
if($lastname != $_SESSION['lastname']) {
$sql = "UPDATE ".$table." SET LASTNAME = '$lastname' WHERE USERNAME = '$username'";
if(mysqli_query($conn, $sql) === FALSE)
$query_err = "Sorry, unexpected error occured while updating name";
}
if($table === "admins" && $about != $_SESSION['about']) {
$sql = "UPDATE ".$table." SET ABOUT = '$about' WHERE USERNAME = '$username'";
if(mysqli_query($conn, $sql) === FALSE)
$query_err = empty($query_err) ? "Sorry, unexpected error occured while updating about section" : ", about section";
}
if(!empty($new_pass)) {
$sql = "UPDATE ".$table." SET PASSWORD = '$new_pass' WHERE USERNAME = '$username'";
if(mysqli_query($conn, $sql) === FALSE)
$query_err = empty($query_err) ? "Sorry, unexpected error occured while updating password" : ", password";
}
if(empty($query_err))
echo "<script>alert(\"Your profile is updated.\");</script>";
else
echo "<script>alert(\"".$query_err.". Please try again later.\");</script>";
}
else {
echo "<script>
$(document).ready(function() {
$('.edit_info').removeClass(\"d-none\");
$('input[name=\"firstname\"]').attr(\"readonly\", false);
$('input[name=\"lastname\"]').attr(\"readonly\", false);
$('.username').addClass(\"d-none\");
$('.email').addClass(\"d-none\");
$('input[name=\"about\"]').attr(\"readonly\", false);
$('.change_pass').removeClass(\"d-none\");
$('.edit_submit').removeClass(\"d-none\");
$('.error').removeClass(\"d-none\");
$('button[name=\"edit\"]').addClass(\"disabled\");
});
</script>";
}
}
}
function testIt($data) {
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
?>
<title>Home</title>
<style media="screen">
.error {
font-size: 0.8rem;
color: red;
}
</style>
</head>
<body>
<nav class="navbar navbar-expand-sm bg-dark navbar-dark fixed-top shadow-lg">
<a class="navbar-brand" href="home.php">
<img class="mt-n1 pr-1" src="logo.png" alt="Logo" style="height:2rem;">
<strong style="font-family:'Caveat', 'Times New Roman', cursive; letter-spacing:4px;"> WebNotices</strong>
</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target=".links"><span class="navbar-toggler-icon"></span></button>
<div class="collapse navbar-collapse links">
<ul class="navbar-nav ml-auto">
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" data-toggle="dropdown"><?php echo $_SESSION['firstname']." ".$_SESSION['lastname'] ?></a>
<div class="dropdown-menu dropdown-menu-right">
<a class="dropdown-item" href=<?php echo (isset($_SESSION['about'])) ? "admin_profile.php" : "student_profile.php"; ?> >Profile</a>
<?php if(isset($_SESSION['about'])) echo "<a class=\"dropdown-item\" href=\"newNotice.php\">New Notice</a>"; ?>
<?php if(isset($_SESSION['about'])) echo "<a class=\"dropdown-item\" href=\"myNotices.php\">My Notices</a>"; ?>
<form action="<?php echo htmlspecialchars($_SERVER['PHP_SELF']); ?>" method="post">
<input class="dropdown-item" type="submit" name="sign_out" value="Sign out">
</form>
</div>
</li>
</ul>
</div>
</nav>
<div class="p-4 mb-5"></div> <!-- for filling space under navigational bar -->
<!-- for 'My Profile' bar -->
<div class="clearfix text-center">
<div style="font-size:1.8rem;" class="ml-md-5 float-md-left"><strong>My Profile</strong></div>
<a class="mr-md-5 mt-md-1 mt-2 float-md-right btn btn-danger" href="home.php">Back to Home</a>
</div>
<br><br>
<div class="px-4">
<div style="border:0.1rem solid #17A2B8;" class="col-sm-10 col-md-9 mx-auto p-3 pb-5 rounded-lg">
<div class="text-right"><button class="btn btn-outline-primary py-0 mx-4" name="edit">Edit</button></div><br>
<div class="edit_info px-4 py-1 bg-warning text-white rounded-lg mb-4 d-none">
If you don't want any particular field to edit then please leave that field as such.
</div>
<form class="" action="<?php echo htmlspecialchars($_SERVER['PHP_SELF']) ?>" method="post">
<div class="name clearfix">
<strong style="font-size:1.4rem;" class="float-left mx-2 mx-sm-4">Name:</strong>
<input class="form-control col-3 col-md-4 float-left mx-1 mx-sm-2" type="text" name="firstname" value="<?php echo $firstname; ?>" placeholder="Firstname" readonly>
<input class="form-control col-3 col-md-4 float-left mx-1 mx-sm-2" type="text" name="lastname" value="<?php echo $lastname; ?>" placeholder="Lastname" readonly>
</div>
<div class="error mx-2 mx-sm-4 mt-2 d-none"><?php echo $nameerr; ?></div>
<div class="username clearfix mt-4">
<strong style="font-size:1.4rem;" class="float-left mx-2 mx-sm-4">Username:</strong>
<input class="form-control col-4 col-md-6 float-left mx-1 mx-sm-2" type="text" name="username" value="<?php echo $username; ?>" readonly>
</div>
<div class="email clearfix mt-4">
<strong style="font-size:1.4rem;" class="float-left mx-2 mx-sm-4">Email:</strong>
<input class="form-control col-4 col-md-6 float-left mx-1 mx-sm-2" type="text" name="email" value="<?php echo $email; ?>" readonly>
</div>
<?php
if(isset($_SESSION['about'])) {
echo "<div class=\"about clearfix mt-4\">".
"<strong style=\"font-size:1.4rem;\" class=\"float-left mx-2 mx-sm-4\">About:</strong>".
"<input class=\"form-control col-4 col-md-6 float-left mx-1 mx-sm-2\" type=\"text\" name=\"about\" value=\"".$about."\" placeholder=\"About\" readonly>".
"</div>".
"<div class=\"error mx-2 mx-sm-4 mt-2 d-none\">".$abouterr."</div>";
}
?>
<div class="change_pass mt-4 d-none">
<div class="mb-3"><strong style="font-size:1.4rem;" class="mx-2 mx-sm-4">Change Password</strong></div>
<div class="old_pass clearfix mb-4">
<strong style="font-size:1.2rem;" class="float-left mx-2 mx-sm-4 pl-2">Old Password:</strong>
<input class="form-control col-4 col-md-6 float-left mx-1 mx-sm-2" type="password" name="old_pass" placeholder="Old Password">
</div>
<div class="new_pass clearfix mb-4">
<strong style="font-size:1.2rem;" class="float-left mx-2 mx-sm-4 pl-2">New Password:</strong>
<input class="form-control col-4 col-md-6 float-left mx-1 mx-sm-2" type="password" name="new_pass" placeholder="New Password">
</div>
<div class="new_pass_confirm clearfix">
<strong style="font-size:1.2rem;" class="float-left mx-2 mx-sm-4 pl-2">Confirm:</strong>
<input class="form-control col-4 col-md-6 float-left mx-1 mx-sm-2" type="password" name="new_pass_confirm" placeholder="Confirm">
</div>
</div>
<div class="error mx-2 mx-sm-4 mt-2 d-none"><?php echo $passerr; ?></div>
<div class="edit_submit text-center mt-4 d-none">
<input class="btn btn-primary" type="submit" name="edit_submit" value="Save Changes">
</div>
</form>
</div><br><br>
</div>
<script>
$(document).ready(function() {
$('button[name="edit"]').click(function() {
$('.edit_info').removeClass("d-none");
$('input[name="firstname"]').attr("readonly", false);
$('input[name="lastname"]').attr("readonly", false);
$('.username').addClass("d-none");
$('.email').addClass("d-none");
$('input[name="about"]').attr("readonly", false);
$('.change_pass').removeClass("d-none");
$('.edit_submit').removeClass("d-none");
$('.error').removeClass("d-none");
$('button[name="edit"]').addClass("disabled");
});
});
</script>
<?php mysqli_close($conn); ?>
</body>
</html>