/**
* Serves the dataformview_tabular template files.
*
* @param object $course
* @param object $cm
* @param object $context
* @param string $filearea
* @param array $args
* @param bool $forcedownload
* @return bool false if file not found, does not return if found - justsend the file
*/
function dataformview_tabular_pluginfile($course, $cm, $context, $filearea, $args, $forcedownload)
{
if (!in_array($filearea, dataformview_tabular_tabular::get_file_areas())) {
return false;
}
if ($context->contextlevel == CONTEXT_MODULE) {
require_course_login($course, true, $cm);
$viewid = (int) array_shift($args);
$dataformid = $cm->instance;
// Confirm user access.
$params = array('dataformid' => $dataformid, 'viewid' => $viewid);
if (!mod_dataform\access\view_access::validate($params)) {
return false;
}
$relativepath = implode('/', $args);
$fullpath = "/{$context->id}/dataformview_tabular/{$filearea}/{$viewid}/{$relativepath}";
$fs = get_file_storage();
if (!($file = $fs->get_file_by_hash(sha1($fullpath))) or $file->is_directory()) {
return false;
}
// Finally send the file.
send_stored_file($file, 0, 0, true);
// Download MUST be forced - security!
}
return false;
}
/**
*
*/
public function get_views_navigation_menu()
{
global $DB;
$menu = array();
$params = array('dataid' => $this->_dataformid);
$views = $DB->get_records('dataform_views', $params, '', 'id,name,visible');
// Check access to the view.
$df = mod_dataform_dataform::instance($this->_dataformid);
$manager = has_capability('mod/dataform:manageviews', $df->context);
foreach ($views as $viewid => $view) {
// Skip hidden views.
if ($view->visible == \mod_dataform\pluginbase\dataformview::VISIBILITY_HIDDEN) {
continue;
}
if (!$manager) {
if (!$view->visible) {
continue;
}
$accessparams = array('dataformid' => $this->_dataformid, 'viewid' => $viewid);
if (!mod_dataform\access\view_access::validate($accessparams)) {
continue;
}
}
$menu[$view->id] = $view->name;
}
return $menu;
}
/**
* Returns a list of rss view the current user has access to.
*
* @return array|bool Associative array viewid => dataformview_rss, false if no views
*/
public function get_rss_views()
{
static $views;
if (!isset($views)) {
if ($views = $this->view_manager->get_views_by_instanceof('mod_dataform\\interfaces\\rss')) {
// Remove unpermitted.
foreach ($views as $viewid => $unused) {
$params = array('dataformid' => $this->id, 'viewid' => $viewid);
if (!mod_dataform\access\view_access::validate($params)) {
unset($views[$viewid]);
}
}
}
}
return $views;
}
