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add_study_material.php
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add_study_material.php
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<?php
require 'session_validator.php';
require_once 'conn.php';
// save material by admin
if(isset($_POST['save'])){
$c_id = $_POST['c_id']; // course id
$title = $_POST['title']; // title or topic name
$username = $_SESSION['username']; // username in sessionvariable
$name = $_FILES['file']['name']; // file name
$type = $_FILES['file']['type']; // file type
$temp = $_FILES['file']['tmp_name']; // temp file name
$location = "material/".$c_id."/".$name; // directory for save file
$date = date("Y-m-d H:i:s"); // time stamp
if(!file_exists("material/".$c_id)){
mkdir("material/".$c_id, 0777, true); // nested directory
}
if($type != "application/pdf"){ // check if file is pdf or not
//header('location:home.php');
echo "<script>
alert('Only Pdf file format is allowed.');
window.location.href='add_study_material.php';
</script>"; //change the page redirect later
} else {
if(file_exists($location)){ //check if file already exists or not
echo "<script>
alert('File already uploaded.');
window.location.href='add_study_material.php';
</script>";
//change the page redirect later
//header('location:student_profile.php');
} else {
if(move_uploaded_file($temp, $location)){ // store file in directory and create entry in database
$insert = "insert into material values('','$name','$type','$title','$c_id','$date' ,'$username')";
mysqli_query($con, $insert);
header('location:add_study_material.php');
}
}
}
}
?>
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<?php include "stylesheet.php";?>
<style type="text/css">
table.dataTable thead .sorting:after,
table.dataTable thead .sorting:before,
table.dataTable thead .sorting_asc:after,
table.dataTable thead .sorting_asc:before,
table.dataTable thead .sorting_asc_disabled:after,
table.dataTable thead .sorting_asc_disabled:before,
table.dataTable thead .sorting_desc:after,
table.dataTable thead .sorting_desc:before,
table.dataTable thead .sorting_desc_disabled:after,
table.dataTable thead .sorting_desc_disabled:before {
bottom: .5em;
}
</style>
<title>S-Hub | Study Material</title>
</head>
<body>
<?php
include_once "nav_admin.php";
?>
<div class="container"> <!-- bootstrap container start -->
<div class="card p-4 mb-4">
<h5 class="card-title text-center">Add study material</h5>
<form action="" method="post" enctype="multipart/form-data"> <!-- bootstrap form start -->
<div class="form-row"> <!-- bootstrap form row -->
<div class="input-group input-group-sm col-md-4">
<div class="custom-file">
<input type="file" name="file" class="custom-file-input" id="choosefile" required>
<label class="custom-file-label" for="choosefile">Choose file</label>
</div>
<!--div class="">
<label for="" class="sr-only">Upload File :</label>
<input type="file" name="file" class="form-control form-control-sm " required="required">
</div-->
</div>
<div class="form-group col-md-4">
<label for="" class="sr-only">Enter title name :</label>
<input type="text" name="title" placeholder="Enter title or topic name" class="form-control " required="">
</div>
<div class="form-group col-auto">
<label for="" class="sr-only">Select course :</label>
<select name="c_id" class="form-control form-control-sm" required="">
<option value="">Select Course</option>
<option value="B.Sc">B.Sc</option>
<option value="B.Ca">B.Ca</option>
<option value="B.Com">B.Com</option>
<option value="B.E">B.E</option>
<option value="B.Ba">B.Ba</option>
<option value="B.A">B.A</option>
<option value="M.Sc">M.Sc</option>
<option value="M.Ca">M.Ca</option>
<option value="M.Com">M.Com</option>
<option value="M.E">M.E</option>
<option value="M.Ba">M.Ba</option>
<option value="M.A">M.A</option>
</select>
</div>
<div class="form-group col-auto">
<button name="save" class="btn btn-sm btn-mdb-color btn-block">Add File</button>
</div>
</div>
</div> <!-- bootstrap form row end-->
</form> <!-- bootstrap form end -->
</div>
</div>
<div class="container"> <!-- bootstrap container start -->
<div class="card p-4 mb-4">
<div class="row"> <!-- bootstrap container row -->
<div class="col" >
<h4 class="card-title text-center">Study Materials List</h4>
<table id="material" class="table table-striped table-bordered table-sm" border="1"> <!-- bootstrap table start -->
<thead class="thead-dark" >
<tr align="center">
<th class="th-sm">Date</th>
<th class="th-sm">Course</th>
<th class="th-sm">Title</th>
<th class="th-sm">File Name</th>
<th class="th-sm">Uploaded by</th>
<th class="th-sm">Options</th>
</tr>
</thead>
<tbody>
<?php
$query = mysqli_query($con, "select * from material");
while ($fetch = mysqli_fetch_array($query)) { /// while loop start ///
?>
<tr align="center">
<td><?= date_format(date_create($fetch['date']),"d-m-Y g:i A");?></td>
<td><?= $fetch['c_id']?></td>
<td><?= $fetch['title']?></td>
<td><?= $fetch['name']?></td>
<td><?= $fetch['upload_by']?></td>
<td><a href="download_study_material.php?id=<?= $fetch['id']?>" class="btn btn-sm btn-blue" title="Click here to download study material"><i class="fas fa-cloud-download-alt"></i></a>
<?php if($_SESSION['status'] == 'admin'){?>
<a href="remove_study_material.php?id=<?= $fetch['id']?>" onclick="if(confirm('Are you sure you want to remove this study material ?')) return true; else return false;" class="btn btn-sm btn-danger" title="Delete Study-material"><i class="far fa-trash-alt"></i></a>
<?php }else{ if($_SESSION['username'] == $fetch['upload_by']){?><a href="remove_study_material.php?id=<?= $fetch['id']?>" onclick="if(confirm('Are you sure you want to remove this study material ?')) return true; else return false;" class="btn btn-sm btn-danger" title="Delete Study-material"><i class="far fa-trash-alt"></i></a><?php } }?></td><!-- delete button-->
</tr>
<?php
} /// while loop end ////
?>
</tbody>
</table> <!-- bootstrap table end -->
</div>
</div>
</div>
</div>
<?php include "script.php";?>
<script type="text/javascript">
$(document).ready(function () {
$('#material').DataTable();
$('.dataTables_length').addClass('bs-select');
});
</script>
</body>
</html>