itflow/guest_view_item.php

246 lines
9.1 KiB
PHP

<?php
header('Expires: Sun, 01 Jan 2014 00:00:00 GMT');
header('Cache-Control: no-store, no-cache, must-revalidate');
header('Cache-Control: post-check=0, pre-check=0', false);
header('Pragma: no-cache');
require_once "guest_header.php";
//Initialize the HTML Purifier to prevent XSS
require "plugins/htmlpurifier/HTMLPurifier.standalone.php";
$purifier_config = HTMLPurifier_Config::createDefault();
$purifier_config->set('URI.AllowedSchemes', ['data' => true, 'src' => true, 'http' => true, 'https' => true]);
$purifier = new HTMLPurifier($purifier_config);
$sql = mysqli_query($mysqli, "SELECT * FROM companies, settings WHERE companies.company_id = settings.company_id AND companies.company_id = 1");
$row = mysqli_fetch_array($sql);
$company_name = nullable_htmlentities($row['company_name']);
$company_address = nullable_htmlentities($row['company_address']);
$company_city = nullable_htmlentities($row['company_city']);
$company_state = nullable_htmlentities($row['company_state']);
$company_zip = nullable_htmlentities($row['company_zip']);
$company_phone = formatPhoneNumber($row['company_phone']);
$company_email = nullable_htmlentities($row['company_email']);
$company_website = nullable_htmlentities($row['company_website']);
$company_logo = nullable_htmlentities($row['company_logo']);
$company_locale = nullable_htmlentities($row['company_locale']);
$config_invoice_footer = nullable_htmlentities($row['config_invoice_footer']);
//Set Currency Format
$currency_format = numfmt_create($company_locale, NumberFormatter::CURRENCY);
?>
<?php
if (!isset($_GET['id']) || !isset($_GET['key'])) {
echo "<div class='alert alert-danger'>Incorrect URL.</div>";
include "guest_footer.php";
exit();
}
$item_id = intval($_GET['id']);
$item_key = sanitizeInput($_GET['key']);
$sql = mysqli_query($mysqli, "SELECT * FROM shared_items WHERE item_id = $item_id AND item_key = '$item_key' AND item_expire_at > NOW() LIMIT 1");
$row = mysqli_fetch_array($sql);
// Check we got a result
if (mysqli_num_rows($sql) !== 1 || !$row) {
echo "<div class='alert alert-danger' >No item to view. Check with the person that sent you this link to ensure it is correct and has not expired.</div>";
include "guest_footer.php";
exit();
}
// Check item share is active & hasn't been viewed too many times but allow 0 views as that is consider infinite views
if ($row['item_active'] !== "1" || ($row['item_view_limit'] > 0 && $row['item_views'] >= $row['item_view_limit'])) {
echo "<div class='alert alert-danger'>Item cannot be viewed at this time. Check with the person that sent you this link to ensure it is correct and has not expired.</div>";
include "guest_footer.php";
exit();
}
// If we got here, we have valid information
$item_type = nullable_htmlentities($row['item_type']);
$item_related_id = intval($row['item_related_id']);
$item_encrypted_credential = nullable_htmlentities($row['item_encrypted_credential']);
$item_note = nullable_htmlentities($row['item_note']);
$item_views = intval($row['item_views']);
$item_created = nullable_htmlentities($row['item_created_at']);
$item_expire = nullable_htmlentities($row['item_expire_at']);
$client_id = intval($row['item_client_id']);
?>
<?php
if (!empty($company_logo)) { ?>
<img alt="<?=nullable_htmlentities($company_name)?> logo" height="40" width="80" class="img-fluid" src="<?php echo "uploads/settings/$company_logo"; ?>">
<?php
} else {
echo "<h3>$company_name</h3>";
}
?>
<div class="card mt-2">
<div class="card-body">
<?php
if ($item_type == "Document") {
$doc_sql = mysqli_query($mysqli, "SELECT * FROM documents WHERE document_id = $item_related_id AND document_client_id = $client_id LIMIT 1");
$doc_row = mysqli_fetch_array($doc_sql);
if (mysqli_num_rows($doc_sql) !== 1 || !$doc_row) {
echo "<div class='alert alert-danger'>Error retrieving document to view.</div>";
require_once "guest_footer.php";
exit();
}
$doc_title = nullable_htmlentities($doc_row['document_name']);
$doc_title_escaped = sanitizeInput($doc_row['document_name']);
$doc_content = $purifier->purify($doc_row['document_content']);
echo "<h2>$doc_title</h2>";
echo $doc_content;
// Update document view count
$new_item_views = $item_views + 1;
mysqli_query($mysqli, "UPDATE shared_items SET item_views = $new_item_views WHERE item_id = $item_id");
// Logging
$name = mysqli_real_escape_string($mysqli, $doc_title);
mysqli_query($mysqli, "INSERT INTO logs SET log_type = 'Sharing', log_action = 'View', log_description = 'Viewed shared $item_type $doc_title_escaped via link', log_client_id = $client_id, log_ip = '$ip', log_user_agent = '$user_agent'");
} elseif ($item_type == "File") {
$file_sql = mysqli_query($mysqli, "SELECT * FROM files WHERE file_id = $item_related_id AND file_client_id = $client_id LIMIT 1");
$file_row = mysqli_fetch_array($file_sql);
if (mysqli_num_rows($file_sql) !== 1 || !$file_row) {
echo "<div class='alert alert-danger'>Error retrieving file.</div>";
include "guest_footer.php";
exit();
}
$file_name = nullable_htmlentities($file_row['file_name']);
echo "<h3>A file has been shared with you</h3>";
if (!empty($item_note)) {
echo "<p class='lead'>Note: <i>$item_note</i></p>";
}
echo "<a href='guest_download_file.php?id=$item_id&key=$item_key' download='$file_name'>Download $file_name</a>";
} elseif ($item_type == "Login") {
$encryption_key = $_GET['ek'];
$login_sql = mysqli_query($mysqli, "SELECT * FROM logins WHERE login_id = $item_related_id AND login_client_id = $client_id LIMIT 1");
$login_row = mysqli_fetch_array($login_sql);
if (mysqli_num_rows($login_sql) !== 1 || !$login_row) {
echo "<div class='alert alert-danger'>Error retrieving login.</div>";
include "guest_footer.php";
exit();
}
$login_id = intval($login_row['login_id']);
$login_name = nullable_htmlentities($login_row['login_name']);
$login_uri = nullable_htmlentities($login_row['login_uri']);
$username_iv = substr($row['item_encrypted_username'], 0, 16);
$username_ciphertext = substr($row['item_encrypted_username'], 16);
$login_username = nullable_htmlentities(openssl_decrypt($username_ciphertext, 'aes-128-cbc', $encryption_key, 0, $username_iv));
$password_iv = substr($row['item_encrypted_credential'], 0, 16);
$password_ciphertext = substr($row['item_encrypted_credential'], 16);
$login_password = nullable_htmlentities(openssl_decrypt($password_ciphertext, 'aes-128-cbc', $encryption_key, 0, $password_iv));
$login_otp = nullable_htmlentities($login_row['login_otp_secret']);
$login_otp_secret = nullable_htmlentities($login_row['login_otp_secret']);
$login_id_with_secret = '"' . $login_row['login_id'] . '","' . $login_row['login_otp_secret'] . '"';
if (empty($login_otp_secret)) {
$otp_display = "-";
} else {
$otp_display = "<span onmouseenter='showOTP($login_id_with_secret)'><i class='far fa-clock'></i> <span id='otp_$login_id'><i>Hover..</i></span></span>";
}
$login_notes = nullable_htmlentities($login_row['login_note']);
?>
<h4><?php echo $login_name; ?></h4>
<table class="table col-md-3">
<tr>
<th>URL</th>
<td><?php echo $login_uri; ?></td>
</tr>
<tr>
<th>Username</th>
<td><?php echo $login_username ?></td>
</tr>
<tr>
<th>Password</th>
<td><?php echo $login_password ?></td>
</tr>
<?php if(!empty($login_otp_secret)){ ?>
<tr>
<th>2FA (TOTP)</th>
<td><?php echo $otp_display ?></td>
</tr>
<?php } ?>
</table>
<script>
function showOTP(id, secret) {
//Send a GET request to ajax.php as ajax.php?get_totp_token=true&totp_secret=SECRET
jQuery.get(
"ajax.php",
{get_totp_token: 'true', totp_secret: secret},
function(data) {
//If we get a response from post.php, parse it as JSON
const token = JSON.parse(data);
document.getElementById("otp_" + id).innerText = token
}
);
}
function generatePassword() {
document.getElementById("password").value = "<?php echo randomString(); ?>"
}
</script>
<?php
// Update login view count
$new_item_views = $item_views + 1;
mysqli_query($mysqli, "UPDATE shared_items SET item_views = $new_item_views WHERE item_id = $item_id");
// Logging
$name = sanitizeInput($login_row['login_name']);
mysqli_query($mysqli, "INSERT INTO logs SET log_type = 'Sharing', log_action = 'View', log_description = 'Viewed shared $item_type $name via link', log_client_id = $client_id, log_ip = '$ip', log_user_agent = '$user_agent'");
}
?>
</div>
<div class="card-footer">
<?php echo "<i class='fas fa-phone fa-fw mr-2'></i>$company_phone | <i class='fas fa-envelope fa-fw mr-2 ml-2'></i>$company_email"; ?>
</div>
<?php
require_once "guest_footer.php";
?>