public function dump_export_data()
{
foreach ($this->exporter->get('artefacts') as $artefact) {
if (in_array($artefact->get('artefacttype'), PluginArtefactFile::get_artefact_types())) {
$this->artefactdata[$artefact->get('id')] = $artefact;
}
}
// Grab all parent folders of all artefacts selected so we can export
// the files in their correct folder location
if ($this->exporter->get('artefactexportmode') != PluginExport::EXPORT_ALL_ARTEFACTS && $this->artefactdata) {
$folderids = array();
foreach (array_keys($this->artefactdata) as $artefactid) {
$folderids = array_merge($folderids, array_keys(artefact_get_parents_for_cache($artefactid)));
}
$folderids = array_unique($folderids);
foreach ($folderids as $folderid) {
if (!isset($this->artefactdata[$folderid])) {
$artefact = artefact_instance_from_id($folderid);
// We grabbed all parents of the artefacts in the export,
// but not all parents are folders
if ($artefact->get('artefacttype') == 'folder') {
$this->artefactdata[$folderid] = $artefact;
}
}
}
}
$this->populate_profileicons();
$this->create_index_for_directory($this->fileroot, 0, null);
$this->populate_filedir($this->fileroot, 0, null);
}
public function dump_export_data()
{
global $SESSION;
$this->owner = $this->exporter->get('user')->get('id');
foreach ($this->exporter->get('artefacts') as $artefact) {
if (in_array($artefact->get('artefacttype'), PluginArtefactFile::get_artefact_types())) {
$id = $artefact->get('id');
$this->artefactdata[$id] = $artefact;
if ($artefact->get('owner') != $this->owner) {
$this->otherfiles[$id] = $id;
}
}
}
// Grab all parent folders of all artefacts owned by the exporting user, so we can export
// the files in their correct folder location
if ($this->exporter->get('artefactexportmode') != PluginExport::EXPORT_ALL_ARTEFACTS && $this->artefactdata) {
$folderids = array();
foreach (array_keys($this->artefactdata) as $artefactid) {
if (!isset($this->otherfiles[$artefactid])) {
$folderids = array_merge($folderids, array_keys(artefact_get_parents_for_cache($artefactid)));
}
}
$folderids = array_unique($folderids);
foreach ($folderids as $folderid) {
if (!isset($this->artefactdata[$folderid])) {
$artefact = artefact_instance_from_id($folderid);
// We grabbed all parents of the artefacts in the export,
// but not all parents are folders
if ($artefact->get('artefacttype') == 'folder') {
$this->artefactdata[$folderid] = $artefact;
}
}
}
}
$this->populate_profileicons();
$this->create_index_for_directory($this->fileroot, 0, null);
$this->populate_filedir($this->fileroot, 0, null);
// Copy other users' files into the extrafileroot directory
foreach ($this->otherfiles as $id) {
if (!$this->artefactdata[$id] instanceof ArtefactTypeFile) {
continue;
}
$dest = $this->extrafileroot . $id . '-' . PluginExportHtml::sanitise_path($this->artefactdata[$id]->get('title'));
if (!copy($this->artefactdata[$id]->get_path(), $dest)) {
$SESSION->add_error_msg(get_string('unabletocopyartefact', 'export', $this->artefactdata[$id]->get('title')));
}
}
}
function artefact_get_parents_for_cache($artefactids, &$parentids = false)
{
if (!is_array($artefactids)) {
$artefactids = array($artefactids);
}
$current = array_map('intval', $artefactids);
if (empty($parentids)) {
// first call
$parentids = array();
}
while (true) {
if (!($parents = get_records_select_array('artefact', 'id IN (' . join(',', $current) . ')'))) {
break;
}
// get any blog posts these artefacts may be attached to
$checkattachments = array();
foreach ($parents as $p) {
if (in_array($p->artefacttype, artefact_get_attachment_types())) {
$checkattachments[] = (int) $p->id;
}
}
if (!empty($checkattachments)) {
if ($associated = get_records_select_assoc('artefact_attachment', 'attachment IN (' . join(',', $checkattachments) . ')')) {
$associated = array_keys($associated);
foreach ($associated as $a) {
$parentids[$a] = 1;
}
artefact_get_parents_for_cache($associated, $parentids);
}
}
// check parents
$current = array();
foreach ($parents as $p) {
if ($p->parent) {
$parentids[$p->parent] = 1;
$current[] = $p->parent;
}
}
if (empty($current)) {
break;
}
}
return $parentids;
}
function artefact_watchlist_notification($artefactids)
{
// gets all the views containing this artefact or a parent of this artefact and creates a watchlist activity for each view
if ($views = get_column_sql('SELECT DISTINCT "view" FROM {view_artefact} WHERE artefact IN (' . implode(',', array_merge(array_keys(artefact_get_parents_for_cache($artefactids)), array_map('intval', $artefactids))) . ')')) {
require_once 'activity.php';
foreach ($views as $view) {
activity_occurred('watchlist', (object) array('view' => $view));
}
}
}
/**
* Retrieve file list in a folder
* @global object $REMOTEWWWROOT
* @param string $username
* @param integer $folderid folder to browse
* @return array The complete folder path + list of files for a specific Mahara folder
*/
function get_folder_files($username, $folderid)
{
global $REMOTEWWWROOT;
//check that the user exists
list($user, $authinstance) = find_remote_user($username, $REMOTEWWWROOT);
if (!$user) {
throw new ExportException("Could not find user {$username} for {$REMOTEWWWROOT}");
}
$list = array();
safe_require('artefact', 'file');
$filetypes = array_diff(PluginArtefactFile::get_artefact_types(), array('profileicon'));
foreach ($filetypes as $k => $v) {
if ($v == 'folder') {
unset($filetypes[$k]);
}
}
$filetypesql = "('" . join("','", $filetypes) . "')";
$ownersql = artefact_owner_sql($user->id);
$folderpath = array();
//the complete folder path (some client could need it)
if (!empty($folderid)) {
$pathsql = " AND parent = {$folderid}";
//build the path
$parentids = artefact_get_parents_for_cache($folderid);
//the closest parent is on the first key
//the further parent is on the last key
foreach ($parentids as $id => $dump) {
$artefact = get_record('artefact', 'id', $id);
array_unshift($folderpath, array('path' => $artefact->id, 'name' => $artefact->title));
}
} else {
$pathsql = "AND parent IS NULL";
}
array_unshift($folderpath, array('path' => null, 'name' => 'Root'));
//retrieve folders and files of a specific Mahara folder
$list = array('files' => get_records_select_array('artefact', "artefacttype IN {$filetypesql} AND {$ownersql} {$pathsql}", array(), 'title'), 'folders' => get_records_select_array('artefact', "artefacttype = 'folder' AND {$ownersql} {$pathsql}", array(), 'title'));
return array($folderpath, $list);
}
