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adminUpdateBook.php
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adminUpdateBook.php
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<?php
require "Database.php";
require "books.php";
$databaseConnection = new DatabaseConnection;
$book = new Books;
include("connection.php");
$id = "";
if(!empty($_GET["bookID"])){
$id = $_GET["bookID"];
}
$sql="SELECT * FROM Book WHERE bookID = '".$id."'";
$result = mysqli_query($conn,$sql);
$bookName = $author = $publisherName = $bookEdition = $ISBN_num = "";
$bookPrice = "";
$valid = true;
$numOfCopies = 0 ;
if($_SERVER["REQUEST_METHOD"] == "POST"){
if (isset($_POST['delete'])) {
$book->deleteBookDetails($_POST["bookID"]);
header('Location: adminIndex.php');
exit();
}else{
if(isset($_POST["bookName"])){
$bookName = $_POST["bookName"];
$book->setBookTtile($bookName);
}
if(empty($_POST["bookName"])){
//$errName="Please enter name";
$valid = false;
}
if(isset($_POST["author"])){
$author = $_POST["author"];
$book->setAuthorName($author);
}
if(empty($_POST["author"])){
//$errName="Please enter name";
$valid = false;
}
if(isset($_POST["publisherName"])){
$publisherName = $_POST["publisherName"];
$book->setPublisherName($publisherName);
}
if(empty($_POST["publisherName"])){
//$errName="Please enter name";
$valid = false;
}
if(isset($_POST["bookEdition"])){
$bookEdition = $_POST["bookEdition"];
$book->setEdition($bookEdition);
}
if(empty($_POST["bookEdition"])){
//$errName="Please enter name";
$valid = false;
}
if(isset($_POST["ISBN_num"])){
$ISBN_num = $_POST["ISBN_num"];
$book->setISBN_num($ISBN_num);
}
if(empty($_POST["ISBN_num"])){
//$errName="Please enter name";
$valid = false;
}
if(isset($_POST["bookPrice"])){
$bookPrice = $_POST["bookPrice"];
$book->setPrice($bookPrice);
}
if(empty($_POST["bookPrice"])){
//$errName="Please enter name";
$valid = false;
}
if(isset($_POST["numOfCopies"])){
$numOfCopies = $_POST["numOfCopies"];
$book->setNumCopies($numOfCopies);
}
if(empty($_POST["numOfCopies"])){
//$errName="Please enter name";
$valid = false;
}
if($valid){//bookID
$book->updateBookDetails($_POST["bookID"]);
header('Location: adminViewBooks.php');
exit();
}
}
}
?>
<html>
<head>
<meta charset="UTF-8">
<title>Library Management System</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
ul {
list-style-type: none;
margin: 0;
padding: 0;
overflow: hidden;
background-color: #333;
}
li {
float: left;
}
li a, .dropbtn {
display: inline-block;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
li a:hover, .dropdown:hover .dropbtn {
background-color: red;
}
li.dropdown {
display: inline-block;
}
.dropdown-content {
display: none;
position: absolute;
background-color: #f9f9f9;
min-width: 160px;
box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
z-index: 1;
}
.dropdown-content a {
color: black;
padding: 12px 16px;
text-decoration: none;
display: block;
text-align: left;
}
.dropdown-content a:hover {background-color: #f1f1f1}
.dropdown:hover .dropdown-content {
display: block;
}
table,th,td{
border: 0.5px solid black;
padding:1em;
}
</style>
</head>
<body>
<h1>Library System</h1>
<ul>
<li><a href="adminIndex.php">Home</a></li>
<li><a href="adminBookTransaction.php">Transaction History</a></li>
<li class="dropdown">
<a href="javascript:void(0)" class="dropbtn">Books</a>
<div class="dropdown-content">
<a href="adminAddBook.php">Add</a>
<a href="adminViewBooks.php">View Books</a>
</li>
<li><a href="logOut.php">LogOut</a></li>
</ul>
<body bgcolor = "#FFFFFF">
<div align = "center" style="margin:3%;">
<div style = "width:300px; border: solid 1px #333333; " align = "left">
<div style = "background-color:#333333; color:#FFFFFF; padding:3px;height:30px;text-align:center;"><b>Update Book</b></div>
<div style = "margin:30px">
<?php
if(mysqli_num_rows($result) > 0) {
while($row=mysqli_fetch_assoc($result)){
?>
<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>" method="post">
<label for="required-text-input">Book Title</label>
<input type="text" name="bookName" placeholder="Book Name" value="<?php echo $row['bookTitle']?>" required>
<br><br>
<label for="required-text-input">Author Name</label>
<input type="text" name="author" placeholder="Author Name" value="<?php echo $row['author']?>" required>
<br><br>
<label for="required-text-input">Publisher Name</label>
<input type="text" name="publisherName" placeholder="Publisher Name" value="<?php echo $row['publisher']?>" required>
<br><br>
<label for="text-input-max-character">Edition</label>
<input maxlength="6" name="bookEdition" type="text" placeholder="Book Edition" id="text-input-max-character" value="<?php echo $row['edition']?>" required>
<br><br>
<label for="text-input-max-character">ISBN No.</label>
<input type="text" name="ISBN_num" placeholder="Book ISBN" id="text-input-max-character" value="<?php echo $row['ISBN_no']?>" required>
<br><br>
<label for="text-input-max-character">Book Price</label>
<input type="text" name="bookPrice" placeholder="Book Price" id="text-input-max-character" value="<?php echo $row['price']?>" required>
<br><br>
<label for="text-input-max-character">Total Copies Available</label>
<input type="text" name="numOfCopies" placeholder="Number of Copies Available" id="text-input-max-character" value="<?php echo $row['NumOfCopies']?>" required>
<br><br>
<input type="hidden" name="bookID" id="bookID" value="<?php echo $row['bookID']?>">
<div class="offset-2">
<input type="submit" value="Submit" name="submit">
<input type="submit" value="delete" name="delete">
<?php
}
}
?>
</form>
</body>
</html>