* @package mahara
* @subpackage export
* @author Catalyst IT Ltd
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL version 3 or later
* @copyright For copyright information on Mahara, please see the README file distributed with this software.
*
*/
define('INTERNAL', 1);
require dirname(dirname(__FILE__)) . '/init.php';
require_once get_config('docroot') . '/lib/htmloutput.php';
// Download the export file if it's been generated
if ($exportfile = $SESSION->get('exportfile')) {
$SESSION->set('exportdata', '');
$SESSION->set('exportfile', '');
require_once 'file.php';
serve_file($exportfile, basename($exportfile), 'application/x-zip', array('lifetime' => 0, 'forcedownload' => true));
exit;
}
if (function_exists('apache_setenv')) {
// Turn off gzip if it's on, because it prevents output from being flushed
apache_setenv('no-gzip', 1);
}
if (!($exportdata = $SESSION->get('exportdata'))) {
redirect('/export/index.php');
}
$SESSION->set('exportdata', '');
$stylesheets = array_reverse($THEME->get_url('style/style.css', true));
print_export_head($stylesheets);
flush();
/**
* Outputs enough HTML to make a pretty error message in the iframe
$fileinloggedinmenu = $file->get('institution') == 'mahara';
// check if users are allowed to access files in subfolders
if (!get_config('sitefilesaccess')) {
$fileinloggedinmenu = $fileinloggedinmenu && $file->get('parent') == null;
}
$fileinloggedinmenu = $fileinloggedinmenu && $USER->is_logged_in();
$fileinloggedinmenu = $fileinloggedinmenu && record_exists('site_menu', 'file', $fileid, 'public', 0);
if (!$fileinloggedinmenu) {
// Alternatively, if you own the file or you are an admin, it should always work
if (!$USER->can_view_artefact($file)) {
// Check for images sitting in visible forum posts
$visibleinpost = false;
if ($postid && $file instanceof ArtefactTypeImage) {
safe_require('interaction', 'forum');
$visibleinpost = PluginInteractionForum::can_see_attached_file($file, $postid);
}
if (!$visibleinpost) {
throw new AccessDeniedException(get_string('accessdenied', 'error'));
}
}
}
}
}
$path = $file->get_path($size);
$title = $file->download_title();
if ($contenttype = $file->override_content_type()) {
$options['overridecontenttype'] = $contenttype;
}
$options['owner'] = $file->get('owner');
serve_file($path, $title, $file->get('filetype'), $options);
function page_serve_resource($args)
{
$obj = $args['obj'];
if (array_pop(expl('.', $obj['name'])) != 'page') {
return false;
}
$pn = array_shift(expl('.', $obj['name']));
if (!empty($obj['page-background-file'])) {
$fn = CONTENT_DIR . '/' . $pn . '/shared/' . $obj['page-background-file'];
if (isset($obj['page-background-mime'])) {
$mime = $obj['page-background-mime'];
} else {
$mime = '';
}
serve_file($fn, false, $mime);
}
// if everything fails
return false;
}
function video_serve_resource($args)
{
$obj = $args['obj'];
if (!isset($obj['type']) || $obj['type'] != 'video') {
return false;
}
if (!empty($obj['video-file'])) {
$pn = array_shift(expl('.', $obj['name']));
if (empty($obj['video-file-mime'])) {
$obj['video-file-mime'] = '';
}
serve_file(CONTENT_DIR . '/' . $pn . '/shared/' . $obj['video-file'], $args['dl'], $obj['video-file-mime']);
}
return false;
}
*
* @package mahara
* @subpackage skin
* @author Gregor Anzelj
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL version 3 or later
* @copyright For copyright information on Mahara, please see the README file distributed with this software.
* @copyright (C) 2010-2013 Gregor Anzelj <*****@*****.**>
*
*/
define('INTERNAL', 1);
define('PUBLIC', 1);
require dirname(dirname(__FILE__)) . '/init.php';
require_once 'file.php';
if (!get_config('skins')) {
throw new FeatureNotEnabledException();
}
$family = param_variable('family');
$variant = param_variable('variant');
$format = param_variable('format');
if (!in_array($format, array('EOT', 'SVG', 'TTF', 'WOFF'))) {
throw new NotFoundException();
}
$fontrec = get_record('skin_fonts', 'title', $family);
if (!$fontrec || !($variantlist = unserialize($fontrec->variants)) || !isset($variantlist[$variant]) || !isset($variantlist[$variant][$format])) {
throw new NotFoundException();
}
$filename = $variantlist[$variant][$format];
$fontpath = get_config('dataroot') . 'skins/fonts/' . $fontrec->name . '/' . $filename;
$options = array('forcedownload' => true);
serve_file($fontpath, $filename, pathinfo($fontpath, PATHINFO_EXTENSION), $options);
/**
* implements serve_resource
*/
function image_serve_resource($args)
{
$obj = $args['obj'];
if (!isset($obj['type']) || $obj['type'] != 'image') {
return false;
}
// we don't have to care about symlinks here as they are being resolved
// before this hook is called
$pn = array_shift(expl('.', $obj['name']));
if (!empty($obj['image-resized-file']) && !$args['dl']) {
// we have a resized file and don't want to download the original
$fn = CONTENT_DIR . '/' . $pn . '/shared/' . $obj['image-resized-file'];
$ext = filext($fn);
if ($ext == 'jpg' || $ext == 'jpeg') {
serve_file($fn, false, 'image/jpeg');
} else {
if ($ext == 'png') {
serve_file($fn, false, 'image/png');
} else {
log_msg('warn', 'image_serve_resource: unsupported image-resized-file ' . quot($fn));
}
}
// if we're still alive it means that the resized file has not been
// found
log_msg('warn', 'image_serve_resource: could not serve image-resized-file ' . quot($fn) . ', falling back to original');
$need_auth = false;
} elseif (empty($obj['image-resized-file'])) {
// we don't have a resized file
$need_auth = false;
} else {
// we really want to download the original
$need_auth = true;
}
if (!empty($obj['image-file'])) {
// we have the original file
if ($need_auth && !is_auth()) {
// require authentication
prompt_auth(true);
}
if (empty($obj['image-file-mime'])) {
$obj['image-file-mime'] = '';
}
serve_file(CONTENT_DIR . '/' . $pn . '/shared/' . $obj['image-file'], $args['dl'], $obj['image-file-mime']);
}
// if everything fails
return false;
}
}
} else {
throw new SystemException(get_string('phpzipneeded', 'artefact.file'));
}
} else {
$folderinfo = get_record('artefact', 'id', $folderid);
if (empty($folderinfo)) {
throw new NotFoundException();
}
if (function_exists('zip_open')) {
$folder = artefact_instance_from_id($folderinfo->id);
if (can_download_artefact($folder)) {
$zip = new ZipArchive();
$foldername = $folderinfo->title;
$filename = 'directory-' . $USER->get('id') . '-' . $foldername . '-' . time() . '.zip';
$filepath = get_config('dataroot') . 'temp/' . $filename;
if ($zip->open($filepath, ZIPARCHIVE::CREATE) !== true) {
throw new NotFoundException();
}
$files = zip_process_directory($zip, $folderid, $folderinfo->title . '/');
zip_write_contents($zip, $filepath, $files);
$zip->close();
$downloadname = zip_filename_from($foldername);
serve_file($filepath, $downloadname, 'application/zip', $options);
} else {
throw new AccessDeniedException(get_string('accessdenied', 'error'));
}
} else {
throw new SystemException(get_string('phpzipneeded', 'artefact.file'));
}
}
function bulkexport_submit(Pieform $form, $values)
{
global $SESSION;
$usernames = array();
// Read in the usernames explicitly specified
foreach (explode("\n", $values['usernames']) as $username) {
$username = trim($username);
if (!empty($username)) {
$usernames[] = $username;
}
}
if (empty($usernames) and !empty($values['authinstance'])) {
// Export all users from the selected institution
$rs = get_recordset_select('usr', 'authinstance = ? AND deleted = 0', array($values['authinstance']), '', 'username');
while ($record = $rs->FetchRow()) {
$usernames[] = $record['username'];
}
}
safe_require('export', 'leap');
$listing = array();
$files = array();
$exportcount = 0;
$exporterrors = array();
$num_users = count($usernames);
foreach ($usernames as $username) {
if (!($exportcount % 25)) {
set_progress_info('bulkexport', $exportcount, $num_users, get_string('validating', 'admin'));
}
$user = new User();
try {
$user->find_by_username($username);
} catch (AuthUnknownUserException $e) {
continue;
// Skip non-existent users
}
$exporter = new PluginExportLeap($user, PluginExport::EXPORT_ALL_VIEWS_COLLECTIONS, PluginExport::EXPORT_ALL_ARTEFACTS);
try {
$zipfile = $exporter->export();
} catch (Exception $e) {
$exporterrors[] = $username;
continue;
}
$listing[] = array($username, $zipfile);
$files[] = $exporter->get('exportdir') . $zipfile;
$exportcount++;
}
if (!($zipfile = create_zipfile($listing, $files))) {
export_iframe_die(get_string('bulkexportempty', 'admin'));
}
log_info("Exported {$exportcount} users to {$zipfile}");
if (!empty($exporterrors)) {
$SESSION->add_error_msg(get_string('couldnotexportusers', 'admin', implode(', ', $exporterrors)));
}
// Store the filename in the session, and redirect the iframe to it to trigger
// the download. Here it would be nice to trigger the download for everyone,
// but alas this is not possible for people without javascript.
$SESSION->set('exportfile', $zipfile);
set_progress_done('bulkexport', array('redirect' => get_config('wwwroot') . 'admin/users/bulkexport.php'));
// Download the export file once it has been generated
require_once 'file.php';
serve_file($zipfile, basename($zipfile), 'application/x-zip', array('lifetime' => 0, 'forcedownload' => true));
// TODO: delete the zipfile (and temporary files) once it's been downloaded
}
require 'init.php';
require_once 'file.php';
$type = param_alpha('type', null);
if ($type == 'sitemap') {
if (!get_config('generatesitemap')) {
throw new NotFoundException(get_string('filenotfound'));
}
if ($name = param_alphanumext('name', null)) {
if (!preg_match('/^sitemap_[a-z0-9_]+\\.xml(\\.gz)?$/', $name, $m)) {
throw new NotFoundException(get_string('filenotfound'));
}
$mimetype = empty($m[1]) ? 'text/xml' : 'application/gzip';
} else {
$name = 'sitemap_index.xml';
$mimetype = 'text/xml';
}
$path = get_config('dataroot') . 'sitemaps/' . $name;
} else {
$data = $SESSION->get('downloadfile');
if (!$USER->is_logged_in() || empty($data) || empty($data['file'])) {
throw new NotFoundException(get_string('filenotfound'));
}
$path = get_config('dataroot') . 'export/' . $USER->get('id') . '/' . $data['file'];
$name = $data['name'];
$mimetype = $data['mimetype'];
}
if (!file_exists($path)) {
throw new NotFoundException(get_string('filenotfound'));
}
serve_file($path, $name, $mimetype);
function download_serve_resource($args)
{
$obj = $args['obj'];
if (!isset($obj['type']) || $obj['type'] != 'download') {
return false;
}
$a = expl('.', $obj['name']);
// serve the resource only when it's public or we're logged in (i.e. editing)
if (isset($obj['download-public']) && $obj['download-public'] == 'public' || is_auth()) {
serve_file(CONTENT_DIR . '/' . $a[0] . '/shared/' . $obj['download-file'], $args['dl'], $obj['download-file-mime']);
} else {
if (!is_auth()) {
prompt_auth(true);
}
}
}
