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admin.php
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<?php
session_start();
include 'include/validation.php';
include 'include/database_connection.php';
include 'include/database_library.php';
$status = NOT_POSTED;
$error_message = "";
$logged_in = isset($_SESSION["logged-in"]);
$is_admin = false;
if ($logged_in) {
$is_admin = checkIsAdmin($db, $_SESSION["user_id"]);
if ($is_admin === ERROR) {
$error_message = "Database error checking admin status";
$is_admin = false;
}
}
if ($_SERVER["REQUEST_METHOD"] === "POST") {
if (isset($_FILES['csv'])){
$file_name = explode('.', $_FILES['csv']['name']);
$file_ext = strtolower(end($file_name));
if ($file_ext === 'csv' && $logged_in && $is_admin) {
$status = POSTED_NO_ERRORS;
} else {
$status = POSTED_WITH_ERRORS;
$error_message = "Only CSV files accepted";
}
} else {
$status = POSTED_WITH_ERRORS;
$error_message = "CSV file not recieved";
}
}
if ($status == POSTED_NO_ERRORS) {
$file_tmp = $_FILES['csv']['tmp_name'];
if (deleteAllParks($db) !== ERROR) {
$ptr = fopen($file_tmp, "r");
$stmt = $db->prepare(ADD_PARK_QUERY);
$row = fgetcsv($ptr);
while (($row = fgetcsv($ptr)) !== FALSE) {
try {
$stmt->execute($row);
} catch (PDOException $ex) {
$error_message = "Database error while adding new parks";
echo $ex->getMessage();
$status = POSTED_WITH_ERRORS;
break;
}
}
fclose($ptr);
} else {
$status = POSTED_WITH_ERRORS;
$error_message = "Database error while removing parks";
}
}
?>
<!DOCTYPE html>
<html>
<?php
$page_title = "Parkz | Admin";
include 'include/header.php';
?>
<body>
<!-- Start nav bar -->
<?php
$page_name = "admin.php";
include 'include/nav_bar.php';
?>
<!-- End nav bar -->
<section id="contact-section">
<div class="container">
<div class="row">
<h1>Admin Page</h1>
<div class="col-xs-12 center">
<div class="col-xs-12 col-sm-6 center-block center" id="register-status">
<!--begin 'display error details'-->
<?php
if (strlen($error_message) != 0) {
?>
<span class="status status-error">
<?php echo $error_message; ?>
</span>
<?php
}
?>
<!--end display error details-->
</div>
<?php
if ($status == POSTED_NO_ERRORS) {
?>
<div class="col-xs-12">
<div class="no-reviews">
<h3>New dataset successfully uploaded</h3>
</div>
</div>
<?php
}
if ($is_admin && $logged_in) {
?>
<p>Upload a new park dataset</p>
<form action="" method="POST" enctype="multipart/form-data">
<input type="file" name="csv">
<button class="submit" type="submit">Upload</button>
</form>
<?php
} else {
?>
<div class="col-xs-12">
<div class="no-reviews">
<h3>You are not authorised to see this page</h3>
</div>
</div>
<?php
}
?>
</div>
</div>
</div>
</section>
<?php
include 'include/footer.php';
include 'include/login_window.php';
?>
<script type="text/javascript" src="js/main.js"></script>
</body>
</html>