function pieform_element_rolepermissions_get_value(Pieform $form, $element)
{
/*{{{*/
if (isset($element['value'])) {
return $element['value'];
}
if (isset($element['defaultvalue'])) {
$value = $element['defaultvalue'];
} else {
$value = group_get_default_artefact_permissions($element['group']);
}
if ($form->is_submitted()) {
$global = $form->get_property('method') == 'get' ? $_GET : $_POST;
$prefix = $form->get_name() . '_' . $element['name'] . '_p';
foreach ($value as $r => $perms) {
foreach (array_keys(get_object_vars($perms)) as $p) {
if ($r != 'admin') {
$value[$r]->{$p} = param_boolean($prefix . '_' . $r . '_' . $p);
}
}
}
}
return $value;
}
function pieform_element_filebrowser_view_group_folder($group, $folder)
{
global $USER;
if ($folder) {
if (!$folder instanceof ArtefactTypeFolder) {
$folder = new ArtefactTypeFolder($folder);
}
return $USER->can_view_artefact($folder);
}
require_once get_config('libroot') . 'group.php';
// Group root directory: use default grouptype artefact permissions
if (!($role = group_user_access($group))) {
return false;
}
$permissions = group_get_default_artefact_permissions($group);
return $permissions[$role]->view;
}
private function load_rolepermissions()
{
if (!$this->group) {
return;
}
$records = get_records_array('artefact_access_role', 'artefact', $this->get('id'));
if ($records) {
$this->rolepermissions = array();
foreach ($records as $r) {
$this->rolepermissions[$r->role] = (object) array('view' => (bool) $r->can_view, 'edit' => (bool) $r->can_edit, 'republish' => (bool) $r->can_republish);
}
} else {
$this->rolepermissions = group_get_default_artefact_permissions($this->group);
}
}
function pieform_element_filebrowser_move(Pieform $form, $element, $data)
{
global $USER;
$artefactid = $data['artefact'];
// Artefact being moved
$newparentid = $data['newparent'];
// Folder to move it to
try {
$artefact = artefact_instance_from_id($artefactid);
} catch (ArtefactNotFoundException $e) {
$result = array('error' => true, 'message' => get_string('movingfailed', 'artefact.file'), 'newlist' => pieform_element_filebrowser_build_filelist($form, $element, $data['folder']));
return $result;
}
if (!$USER->can_edit_artefact($artefact)) {
return array('error' => true, 'message' => get_string('movefailednotowner', 'artefact.file'));
}
if (!in_array($artefact->get('artefacttype'), PluginArtefactFile::get_artefact_types())) {
return array('error' => true, 'message' => get_string('movefailednotfileartefact', 'artefact.file'));
}
if ($newparentid > 0) {
if ($newparentid == $artefactid) {
return array('error' => true, 'message' => get_string('movefaileddestinationinartefact', 'artefact.file'));
}
if ($newparentid == $artefact->get('parent')) {
return array('error' => false, 'message' => get_string('filealreadyindestination', 'artefact.file'));
}
try {
$newparent = artefact_instance_from_id($newparentid);
} catch (ArtefactNotFoundException $e) {
$parentfolder = $element['folder'] ? $element['folder'] : null;
$result = array('error' => true, 'message' => get_string('movingfailed', 'artefact.file'), 'newlist' => pieform_element_filebrowser_build_filelist($form, $element, $data['folder']));
return $result;
}
if (!$USER->can_edit_artefact($newparent)) {
return array('error' => true, 'message' => get_string('movefailednotowner', 'artefact.file'));
} else {
if ($newparent->get('locked')) {
return array('error' => true, 'message' => get_string('cannoteditfoldersubmitted', 'artefact.file'));
}
}
$group = $artefact->get('group');
if ($group && $group !== $newparent->get('group')) {
return array('error' => true, 'message' => get_string('movefailednotowner', 'artefact.file'));
}
if ($newparent->get('artefacttype') != 'folder') {
return array('error' => true, 'message' => get_string('movefaileddestinationnotfolder', 'artefact.file'));
}
$nextparentid = $newparent->get('parent');
while (!empty($nextparentid)) {
if ($nextparentid != $artefactid) {
$ancestor = artefact_instance_from_id($nextparentid);
$nextparentid = $ancestor->get('parent');
} else {
return array('error' => true, 'message' => get_string('movefaileddestinationinartefact', 'artefact.file'));
}
}
} else {
// $newparentid === 0
if ($artefact->get('parent') == null) {
return array('error' => false, 'message' => get_string('filealreadyindestination', 'artefact.file'));
}
$group = $artefact->get('group');
if ($group) {
// Use default grouptype artefact permissions to check if the
// user can move a file to the group's root directory
require_once get_config('libroot') . 'group.php';
$permissions = group_get_default_artefact_permissions($group);
if (!$permissions[group_user_access($group)]->edit) {
return array('error' => true, 'message' => get_string('movefailednotowner', 'artefact.file'));
}
}
$newparentid = null;
}
if ($oldparentid = $artefact->get('parent')) {
$oldparent = artefact_instance_from_id($oldparentid);
if ($oldparent->get('locked')) {
return array('error' => true, 'message' => get_string('cannotremovefromsubmittedfolder', 'artefact.file'));
}
}
if ($artefact->move($newparentid)) {
return array('error' => false, 'newlist' => pieform_element_filebrowser_build_filelist($form, $element, $data['folder']));
}
return array('error' => true, 'message' => get_string('movefailed', 'artefact.file'));
}