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Databases_Assesment
Commit fece944b authored by gavin.white's avatar gavin.white
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Edit.php 0 → 100644
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Edit</title>
<meta name="description" content="">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="style.css">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous">
<style>
.navbar-custom {
background-color: #1d2630;
}
.navbar-custom .navbar-brand,
.navbar-custom .navbar-nav .nav-link {
color: white;
}
</style>
</head>
<body style="background-color: #1d2630;">
<nav class="navbar navbar-expand-lg navbar-light navbar-custom">
<div class="container">
<a class="navbar-brand" href="#">Library System</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item">
<a class="nav-link" href="registration.php">Add New Customer</a>
</li>
<li class="nav-item">
<a class="nav-link" href="BookList.php">Book List</a>
</li>
<li class="nav-item">
<a class="nav-link" href="Checkout.php">Checkout</a>
</li>
<li class="nav-item">
<a class="nav-link" href="index.php">Login</a>
</li>
<li class="nav-item">
<a class="nav-link" href="logout.php">Logout</a>
</li>
</ul>
</div>
</div>
</nav>
<div class="container">
<?php
include("database.php");
if (isset($_POST["edit"])) {
$title = $_POST["title"];
$category = $_POST["category"];
$rentalPrice = $_POST["rental_price"];
$availableCopies = $_POST["available_copies"];
$title = mysqli_real_escape_string($conn, $title);
$category = mysqli_real_escape_string($conn, $category);
$rentalPrice = mysqli_real_escape_string($conn, $rentalPrice);
$availableCopies = mysqli_real_escape_string($conn, $availableCopies);
$authorName = null;
$isbn = $_GET["ISBN"];
$authorQuery = "SELECT a.Name FROM Author a JOIN Book b ON a.Author_id = b.Author_id WHERE b.ISBN = '$isbn'";
$authorResult = mysqli_query($conn, $authorQuery);
if ($authorResult) {
$authorRow = mysqli_fetch_assoc($authorResult);
if ($authorRow) {
$authorName = $authorRow["Name"];
}
}
if ($_POST["author"] !== $authorName) {
$auth = $_POST["author"];
$authQuery = "INSERT INTO Author (Name) VALUES ('$auth') ON DUPLICATE KEY UPDATE Author_id = LAST_INSERT_ID(Author_id)";
if (mysqli_query($conn, $authQuery)) {
$authorID = mysqli_insert_id($conn);
} else {
echo "Error adding/updating author: " . mysqli_error($conn);
exit(); // Exit if there's an error
}
} else {
$authorIDQuery = "SELECT a.Author_id FROM Author a JOIN Book b ON a.Author_id = b.Author_id WHERE b.ISBN = '$isbn'";
$authorIDResult = mysqli_query($conn, $authorIDQuery);
if ($authorIDResult) {
$authorIDRow = mysqli_fetch_assoc($authorIDResult);
if ($authorIDRow) {
$authorID = $authorIDRow["Author_id"];
}
}
}
$bookUpdateQuery = "UPDATE Book SET Author_id = '$authorID', Category = '$category', Rental_price = '$rentalPrice', available_copies = '$availableCopies' WHERE ISBN = '$isbn'";
if (mysqli_query($conn, $bookUpdateQuery)) {
// Successful update
echo "Book updated successfully!";
} else {
echo "Error updating book: " . mysqli_error($conn);
}
mysqli_close($conn);
}
?>
<header class="d-flex justify-content-between my-4">
<h1 style="color: white;">Edit Book</h1>
<div>
<a href="BookList.php" class="btn btn-primary">Back</a>
</div>
</header>
<?php
$authorName = "";
$isbn = $_GET["ISBN"];
$authorQuery = "SELECT a.Name FROM Author a JOIN Book b ON a.Author_id = b.Author_id WHERE b.ISBN = '$isbn'";
$authorResult = mysqli_query($conn, $authorQuery);
if ($authorResult) {
$authorRow = mysqli_fetch_assoc($authorResult);
if ($authorRow) {
$authorName = $authorRow["Name"];
}
}
?>
<?php
if (isset($_GET["ISBN"])) {
$isbn = $_GET["ISBN"];
include("connect.php");
$sql = "SELECT * FROM Book WHERE ISBN=$isbn";
$result = mysqli_query($conn, $sql);
if ($result) {
$row = mysqli_fetch_assoc($result);
} else {
echo "Error fetching book details: " . mysqli_error($conn);
}
}
?>
<form action="" method="post">
<div class="form-element my-4">
<input type="text" class="form-control" name="title" value="<?php echo isset($row["Title"]) ? $row["Title"] : ''; ?>" placeholder="Book Title">
</div>
<div class="form-element my-4">
<!-- Display author's name by default -->
<input type="text" class="form-control" name="author" value="<?php echo $authorName; ?>" placeholder="Author Name">
</div>
<div class="form-element my-4">
<select name="category" class="form-control">
<option value="">Select Book Category</option>
<option value="Adventure" <?php if ($row['Category'] == "Adventure") echo "selected"; ?>>Adventure</option>
<option value="Biography" <?php if ($row['Category'] == "Biography") echo "selected"; ?>>Biography</option>
<option value="Comedy" <?php if($row['Category'] == "Comedy") echo "selected"; ?>>Comedy</option>
<option value="Cookbook" <?php if($row['Category'] == "Comedy") echo "selected"; ?>>Cookbook</option>
<option value="Drama" <?php if($row['Category'] == "Drama") echo "selected"; ?>>Drama</option>
<option value="Fantasy" <?php if($row['Category'] == "Fantasy") echo "selected"; ?>>Fantasy</option>
<option value="Fiction" <?php if($row['Category'] == "Fiction") echo "selected"; ?>>Fiction</option>
<option value="History" <?php if($row['Category'] == "History") echo "selected"; ?>>History</option>
<option value="Humor" <?php if($row['Category'] == "Humor") echo "selected"; ?>>Humor</option>
<option value="Mystery" <?php if($row['Category'] == "Mystery") echo "selected"; ?>>Mystery</option>
<option value="Non-Fiction" <?php if($row['Category'] == "Non-Fiction") echo "selected"; ?>>Non-Fiction</option>
<option value="Romance" <?php if($row['Category'] == "Romance") echo "selected"; ?>>Romance</option>
<option value="Sci-Fi" <?php if($row['Category'] == "Sci-Fi") echo "selected"; ?>>Sci-Fi</option>
<option value="Science" <?php if($row['Category'] == "Science") echo "selected"; ?>>Science</option>
<option value="Science Fiction" <?php if($row['Category'] == "Science Fiction") echo "selected"; ?>>Science Fiction</option>
<option value="Self-Help" <?php if($row['Category'] == "Self-Help") echo "selected"; ?>>Self-Help</option>
</select>
</div>
<div class="form-element my-4">
<input type="text" class="form-control" name="rental_price" value="<?php echo isset($row["Rental_price"]) ? $row["Rental_price"] : ''; ?>" placeholder="Rental Price">
</div>
<div class="form-element my-4">
<input type="text" class="form-control" name="available_copies" value="<?php echo isset($row["available_copies"]) ? $row["available_copies"] : ''; ?>" placeholder="Available Copies">
</div>
<div class="form-element">
<input type="submit" class="btn btn-success" name="edit" value="Edit Book">
</div>
</div>
<script src="" async defer></script>
</body>
</html>
\ No newline at end of file
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