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file_download.php
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file_download.php
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<?php
/* Copyright (c) Anuko International Ltd. https://www.anuko.com
License: See license.txt */
require_once('initialize.php');
import('form.Form');
import('ttFileHelper');
import('ttTimeHelper');
import('ttExpenseHelper');
import('ttProjectHelper');
// Access checks.
$cl_file_id = (int)$request->getParameter('id');
$file = ttFileHelper::get($cl_file_id);
if (!$file) {
header('Location: access_denied.php');
exit();
}
// Entity-specific checks.
$entity_type = $file['entity_type'];
if ($entity_type == 'time') {
if (!(ttAccessAllowed('track_own_time') || ttAccessAllowed('track_time')) || !ttTimeHelper::getRecordForFileView($file['entity_id'])) {
header('Location: access_denied.php');
exit();
}
}
if ($entity_type == 'expense') {
if (!(ttAccessAllowed('track_own_expenses') || ttAccessAllowed('track_expenses')) || !ttExpenseHelper::getItemForFileView($file['entity_id'])) {
header('Location: access_denied.php');
exit();
}
}
if ($entity_type == 'project') {
if (!(ttAccessAllowed('view_own_projects') || ttAccessAllowed('manage_projects')) || !ttProjectHelper::get($file['entity_id'])) {
header('Location: access_denied.php');
exit();
}
}
if ($entity_type != 'project' && $entity_type != 'time' && $entity_type != 'expense') {
// Currently, files are only associated with time records, expense items, and projects.
// Improve access checks when the feature evolves.
header('Location: access_denied.php');
exit();
}
// End of access checks.
$fileHelper = new ttFileHelper($err);
if ($fileHelper->getFile($file)) {
header('Pragma: public'); // This is needed for IE8 to download files over https.
header('Content-Type: application/octet-stream');
header('Expires: '.gmdate('D, d M Y H:i:s').' GMT');
header('Content-Disposition: attachment; filename="'.$file['file_name'].'"');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Cache-Control: private', false);
echo $fileHelper->getFileData();
exit;
}
$smarty->assign('title', $i18n->get('title.download_file'));
$smarty->assign('content_page_name', 'file_download.tpl');
$smarty->display('index.tpl');