librarySoftware/submission.php
2025-09-26 21:13:51 +02:00

126 lines
No EOL
3.6 KiB
PHP

<?php
include "db/bootstrap.php";
include "db/functions.php";
session_start();
if (empty($_SESSION['csrf_token'])) {
die("Invalid request: No token supplied.");
}
$sessionToken = (string) ($_SESSION['csrf_token'] ?? '');
$postToken = (string) ($_POST['csrf_token'] ?? '');
$getToken = (string) ($_GET['csrf_token'] ?? '');
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
if (!hash_equals($sessionToken, $postToken)) {
die("Invalid request: Token mismatch.");
}
//Book Submission
if ($_POST['submissionType'] == "book") {
$title = $_POST['title'] ?? '';
$author = $_POST['author'] ?? '';
$area = $_POST['area'] ?? '';
if ($title && $author && $area) {
addBook($pdo, $title, $author, $area);
} else {
echo "<p>Please fill in all fields.</p>";
}
}
//Copy Submission
if ($_POST['submissionType'] == "copy") {
$bookID = $_POST['book'] ?? '';
$amount = $_POST['amount'] ?? '';
$copyCondition = $_POST['condition'] ?? '';
if ($bookID && $amount && $copyCondition) {
addCopies($pdo, $bookID, $amount, $copyCondition);
} else {
echo "<p>Please fill in all fields.</p>";
}
}
//Borrower Submission
if ($_POST['submissionType'] == "borrower") {
$firstname = $_POST['firstname'] ?? '';
$lastname = $_POST['lastname'] ?? '';
$role = $_POST['role'] ?? '';
if ($firstname && $lastname && $role) {
addBorrower($pdo, $firstname, $lastname, $role);
} else {
echo "<p>Please fill in all fields.</p>";
}
}
if ($_POST['submissionType'] == "loan") {
$copyID = $_POST['copyID'] ?? '';
$borrowerID = $_POST['borrowerID'] ?? '';
$borrowedDate = $_POST['borrowedDate'] ?? '';
$dueDate = $_POST['dueDate'];
if ($copyID && $borrowerID && $borrowedDate && $dueDate) {
addLoan($pdo, $copyID, $borrowerID, $borrowedDate, $dueDate);
} else {
echo "<p>Please fill in all fields.</p>";
}
}
if ($_POST['submissionType'] == "return") {
$copyIDLoanID = explode("-", $_POST['copyID-loanID'], 2);
$copyID = $copyIDLoanID[0];
$loanID = $copyIDLoanID[1];
$returnedDate = $_POST['returnedDate'];
if ($copyID && $loanID) {
removeLoan($pdo, $copyID, $loanID, $returnedDate);
} else {
echo "<p>Please fill in all fields</p>";
}
}
if ($_POST['submissionType'] == "selectRequest") {
$selectRequest = $_POST['sqlSelectTextarea'];
if ($selectRequest) {
selectRequest($pdo, $selectRequest);
} else {
echo "<p>Please fill in all fields</p>";
}
}
}
if ($_SERVER['REQUEST_METHOD'] == 'GET') {
if (!hash_equals($sessionToken, $getToken)) {
die("Invalid request: Token mismatch.");
}
if ($_GET['submissionType'] == "getCopies") {
$bookID = $_GET['bookID'];
if ($bookID) {
$copies = getAvailableCopiesOfBook($pdo, $bookID);
echo json_encode($copies);
} else {
echo json_encode([]);
}
}
if ($_GET['submissionType'] == "getReturnCopies") {
$borrowerID = $_GET['borrowerID'];
if ($borrowerID) {
$copies = getBorrowedCopiesOfBorrower($pdo, $borrowerID);
echo json_encode($copies);
} else {
echo json_encode([]);
}
}
}
?>