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tviewnotes.php
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tviewnotes.php
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<?php
session_start();
if(isset($_SESSION["teacher"]) && isset($_SESSION["login_time"]) && !isset($_SESSION["student"])) {
if(time()-$_SESSION["login_time"] > 1800) {
session_unset();
session_destroy();
echo "<script>alert('Session expired. Log in again');</script>";
header("Location:teacherLogin.php");
}
}
else {
echo "<script>alert('Session expired. Log in again');</script>";
header("Location:teacherLogin.php");
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>View Notes</title>
<style>
#searchForm {
text-align: center;
}
</style>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
</head>
<body>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
<a class="navbar-brand" href="">Student Learning Companion</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent"
aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav mr-auto">
<li class="nav-item">
<a class="nav-link" href="teacher.php">Home</a>
</li>
<li class="nav-item">
<a class="nav-link" href="taddnotes.php">Add Notes</a>
</li>
<li class="nav-item active">
<a class="nav-link" href="tviewnotes.php">View Notes</a>
</li>
<li class="nav-item">
<a class="nav-link" href="tgroups.php">Groups</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="tschedule.php">Schedule</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="teacherLogin.php">Logout</span></a>
</li>
</ul>
</div>
</nav>
<div class="container my-3">
<form id="searchForm" method="POST">
<input class="form-control mr-sm-2" id="searchTxt" type="search"
placeholder="Search Title/Content" aria-label="Search" name="searchTxt">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit" name="searchBtn" style="width: 40%;">
Search</button>
</form>
</div>
<div class="container my-3">
<h1>View Notes</h1>
<hr>
<div id="notesDisp" style="width: 100%;">
<?php
include 'config.php';
function displayAll($sql) {
include 'config.php';
//$sql = "SELECT * FROM notes LIMIT 10";
$result = $con->query($sql);
$yourNotes = "";
if ($result->num_rows > 0) {
while($row = $result->fetch_assoc()) {
if ($row['isTeacher'] == 0) {
$sql = "SELECT usern FROM student WHERE userId=" . $row['noteAuthor'];
$result1 = $con->query($sql);
if ($result1->num_rows == 1) {
$row1 = $result1->fetch_assoc();
}
$yourNotes .= "<div><h3>" . $row['noten'] . "</h3>
<h5>Author: " . $row1['usern'] . "</h5>
<p style='border: solid 1px; border-radius: 5px;'>" . $row['notec'] . "</p><hr></div>";
}
else {
$sql = "SELECT usern FROM teacher WHERE teachId=" . $row['noteAuthor'];
$result1 = $con->query($sql);
if ($result1->num_rows == 1) {
$row1 = $result1->fetch_assoc();
}
else {
echo "<script>alert('hmm');</script>";
}
$yourNotes .= "<div><h3>" . $row['noten'] . "</h3>
<h5>Author: " . $row1['usern'] . "</h5>
<p style='border: solid 1px; border-radius: 5px;'>" . $row['notec'] . "</p><hr></div>";
}
}
}
else {
$yourNotes = "<h5>No notes found!</h5>";
}
echo $yourNotes;
}
displayAll("SELECT noteAuthor, noten, notec, isTeacher FROM notes LIMIT 10");
/*echo "<script>
let elem = document.getElementById('notesDisp');
let notes = '" . $yourNotes .
"';elem.innerHTML = notes;
</script>";*/
if(isset($_POST["searchBtn"])) {
if ($_POST["searchTxt"] == "") {
echo '<script>
document.getElementById("notesDisp").innerHTML = "";
</script>';
displayAll("SELECT noteAuthor, noten, notec, isTeacher FROM notes LIMIT 10");
}
else {
echo '<script>
document.getElementById("notesDisp").innerHTML = "";
</script>';
$searchTxt = $_POST["searchTxt"];
$selectTxt = strtoupper($searchTxt);
$sString = '%' . $selectTxt . '%';
$yourNotes = "";
$sql = "SELECT noteAuthor, noten, notec, isTeacher FROM notes
WHERE UPPER(notec) LIKE ?
OR UPPER(noten) LIKE ?";
$stmt = $con->prepare($sql);
$stmt->bind_param('ss', $sString, $sString);
$stmt->execute();
$result = $stmt->get_result();
if ($result->num_rows > 0) {
while($row = $result->fetch_assoc()) {
if ($row['isTeacher'] == 0) {
$sql = "SELECT usern FROM student WHERE userId=" . $row['noteAuthor'];
$result1 = $con->query($sql);
if ($result1->num_rows == 1) {
$row1 = $result1->fetch_assoc();
}
$yourNotes .= "<div><h3>" . $row['noten'] . "</h3>
<h5>Author: " . $row1['usern'] . "</h5>
<p style='border: solid 1px; border-radius: 5px;'>" . $row['notec'] . "</p><hr></div>";
}
else {
$sql = "SELECT usern FROM teacher WHERE teachId=" . $row['noteAuthor'];
$result1 = $con->query($sql);
if ($result1->num_rows == 1) {
$row1 = $result1->fetch_assoc();
}
else {
echo "<script>alert('hmm');</script>";
}
$yourNotes .= "<div><h3>" . $row['noten'] . "</h3>
<h5>Author: " . $row1['usern'] . "</h5>
<p style='border: solid 1px; border-radius: 5px;'>" . $row['notec'] . "</p><hr></div>";
}
}
}
else {
$yourNotes = "<h5>No notes found!</h5>";
}
echo $yourNotes;
}
}
?>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"
integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1"
crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
crossorigin="anonymous"></script>
</body>
</html>