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LRR
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LRR/Header.php

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adding LRR files uploading the full project online
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<?php
session_start();
error_reporting(0);
[Refactoring] Particularly make the SQL statement that shows new assigmments in Coruse.php less messy.
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date_default_timezone_set('Asia/Shanghai');
adding LRR files uploading the full project online
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A better way to store mysql credentials.
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include "get_mysql_credentials.php";
$con = mysqli_connect("localhost", $mysql_username, $mysql_password, "lrr");
adding LRR files uploading the full project online
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[Refactoring] Particularly make the SQL statement that shows new assigmments in Coruse.php less messy.
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// Check database connection
if (mysqli_connect_errno()) {
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echo "Failed to connect to MySQL: " . mysqli_connect_error();
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}
?>
<!DOCTYPE html>
Upgrade to Bootstrap 5. TODO: nav tab does not work in Admin.php.
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<html lang="en-US">
[Refactoring] Particularly make the SQL statement that shows new assigmments in Coruse.php less messy.
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Make Header.php look better
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<head>
Make nav tabs work, and make buttons look better.
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<meta charset="utf-8">
Upgrade to Bootstrap 5. TODO: nav tab does not work in Admin.php.
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<meta name="viewport" content="width=device-width, initial-scale=1">
Simplify page title.
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<title>LRR</title>
Make nav tabs work, and make buttons look better.
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-4bw+/aepP/YC94hEpVNVgiZdgIC5+VKNBQNGCHeKRQN+PtmoHDEXuppvnDJzQIu9" crossorigin="anonymous">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/js/bootstrap.bundle.min.js" integrity="sha384-HwwvtgBNo3bZJJLYd8oVXjrBZt8cqVSpeBNS5n7C8IVInixGAoxmnlMuBnhbgrkm" crossorigin="anonymous"></script>
Make Header.php look better
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<link href="./font-awesome/css/font-awesome.min.css" rel="stylesheet" type="text/css" />
Upgrade to Bootstrap 5. TODO: nav tab does not work in Admin.php.
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<!-- *this css file can be used across all the websites
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and any new css class can be added there.
* The reason is to make the css code reusable.
* the css file is used by submissions.php
-->
Make Submissions.php look better.
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<link href = "./css/main.css" rel="stylesheet" type="text/css" />
Update jquery and jquery-ui.
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<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.0/jquery.min.js" integrity="sha512-3gJwYpMe3QewGELv8k/BX9vcqhryRdzRMxVfq6ngyWXwo03GFEzjsUm8Q7RZcHPHksttq7/GFoxjCVUjkjvPdw==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
Make Header.php look better
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<script src="./css/jquery.datetimepicker.min.js" type="text/javascript"></script>
<style>
.btn-default {
Better code indentation. Better style for listings.
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border: 2px solid #f8f8f8;
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width: 100%;
text-align: left;
Better code indentation. Better style for listings.
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margin: 4px auto;
}
.btn-default:hover {
background: #f8f8f8;
Make Header.php look better
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}
h1,
h2,
h3,
h4 {
color: #03407B;
}
a {
color: #03407B;
}
.break-word {
word-wrap: break-word;
white-space: -moz-pre-wrap !important;
/* Mozilla, since 1999 */
white-space: -pre-wrap;
/* Opera 4-6 */
white-space: -o-pre-wrap;
/* Opera 7 */
white-space: pre-wrap;
/* css-3 */
word-wrap: break-word;
/* Internet Explorer 5.5+ */
white-space: -webkit-pre-wrap;
/* Newer versions of Chrome/Safari*/
word-break: break-all;
white-space: normal;
}
.ui-widget-content.ui-dialog {
border: 2px solid #03488B;
}
.ui-dialog>.ui-widget-header {
background: #03488B;
color: white
}
.ui-button {
background: #03488B;
color: white
}
Solve the no X problem in modal dialogue.
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.ui-dialog-titlebar-close::before {
content: "X";
position: absolute;
top: 1px;
left: 3px;
line-height: 1rem;
}
Make Header.php look better
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#footer{
position:fixed;
bottom:0;
left:0;
text-align:center;
width:100%;
}
Move css class .form-control from Courses.php to Header.php
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.form-control{
padding-top: 1px;
padding-bottom:1px;
}
Make Header.php look better
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(1) Make php files look better; (2) Removed Visitors.php and Reset_password.php because they are no longer used; (3) TODO: review Submissions.php, Script.php, Course.php and Courses.php.
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Make Header.php look better
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</style>
</head>
<body>
Make nav tabs work, and make buttons look better.
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<nav class="navbar navbar-expand-lg bg-body-tertiary" style="padding-left:180px;padding-right:150px;margin:auto;">
<div class="container-fluid">
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Make nav tabs work, and make buttons look better.
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<a class="navbar-brand" href="~\..\index.php"> <img src="logo.png" style="width:30px;height:30px;" alt="LRR Logo"> LRR </a>
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Make nav tabs work, and make buttons look better.
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<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNavAltMarkup" aria-controls="navbarNavAltMarkup" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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<div class="collapse navbar-collapse" id="navbarNavAltMarkup">
<div class="navbar-nav">
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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<a class="nav-link" href="#">
<?php
if (isset($_SESSION["user_fullname"])) {
Header.php: show user name in bold face.
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echo "<b>" . $_SESSION['user_fullname'] . "</b>";
Make nav tabs work, and make buttons look better.
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}
?>
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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&nbsp;
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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<?php
$c_date = date("Y-m-d H:i");
if (isset($_SESSION['user_student_id']))
Header.php: show user name in bold face.
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echo "(" . $_SESSION['user_type'] . " ID: " . $_SESSION['user_student_id'] . ") ";
Make nav tabs work, and make buttons look better.
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elseif (isset($_SESSION['user_type']))
Header.php: show user name in bold face.
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echo "(" . $_SESSION['user_type'] . ") ";
Make nav tabs work, and make buttons look better.
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?>
</a>
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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<?php
if (isset($_SESSION["user_fullname"])) {
Header.php: do not show 'My courses' for Admin.
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if ($_SESSION['user_type'] == "Student" || $_SESSION['user_type'] == 'Lecturer') {
echo "<a class='nav-link' href='~\..\Courses.php'><i class='fa fa-book'></i> My courses </a>";
}
Make nav tabs work, and make buttons look better.
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?>
<?php
Admin.php: show Admin link icon for Admin user.
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if ($_SESSION['user_type'] == "Lecturer" || $_SESSION['user_type'] == 'Admin') { // Show Admin link
Make nav tabs work, and make buttons look better.
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echo "&nbsp;&nbsp;&nbsp;&nbsp;<a class='nav-link' href=\"~\..\Admin.php\" id=\"admin_tab\"><i class='fa fa-cog'></i>Admin</a>";
}
?>
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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&nbsp;&nbsp;&nbsp;&nbsp;
<a class="nav-link" href="#" onclick="updatePass(<?php echo $_SESSION['user_id']; ?>)"><i class="fa fa-user"> </i> Update password</a>
Make Header.php look better
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Make nav tabs work, and make buttons look better.
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&nbsp;&nbsp;&nbsp;&nbsp;
<a class="nav-link" href="~\..\logout.php"><i class="fa fa-lock"> </i> Logout</a>
Make Header.php look better
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<?php
Make nav tabs work, and make buttons look better.
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} // Closing this conditional test block: if (isset($_SESSION["user_fullname"])) { ...
Make Header.php look better
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?>
Make nav tabs work, and make buttons look better.
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</div>
</div>
Make Header.php look better
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</div>
</nav>
<script>
function updatePass(id) {
const pass = prompt("Enter your new password : ", "Enter a strong password");
if (!confirm('Are you sure you want to reset your password?')) {
return;
}
window.location.href = "\Script.php\?action=passchange&uid=" + id + "&pass=" + pass;
}
</script>