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108 lines
2.5 KiB
108 lines
2.5 KiB
13 years ago
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<?php
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namespace Notebook;
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use \Display;
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use \Template;
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use \FormValidator;
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use \Security;
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use \Uri;
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use Header;
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/**
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* Ajax controller. Dispatch request and perform required action.
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*
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* - delete one note
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* - delete all notes in a course/session
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* - returns a note from its id
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*
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* Usage:
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*
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* $controller = AjaxController::instance();
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* $controller->run();
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*
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* @author Laurent Opprecht <laurent@opprecht.info> for the Univesity of Genevas
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* @license /license.txt
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*/
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class AjaxController extends \AjaxController
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{
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const ACTION_REMOVE = 'remove';
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const ACTION_REMOVE_BY_COURSE = 'remove_by_course';
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const ACTION_FIND_BY_ID = 'find_by_id';
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/**
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* Return the instance of the controller.
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*
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* @return \Notebook\AjaxController
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*/
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public static function instance()
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{
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static $result = null;
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if (empty($result)) {
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$result = new self(Access::instance());
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}
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return $result;
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}
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/**
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* Prepare the environment. Set up breadcrumps and raise tracking event.
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*/
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protected function prolog()
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{
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event_access_tool(TOOL_NOTEBOOK);
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}
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public function is_allowed_to_edit()
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{
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return $this->access()->can_edit();
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}
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/**
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* Remove/delete a Notebook entry
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*/
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public function remove()
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{
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if (!$this->is_allowed_to_edit()) {
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$this->forbidden();
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return;
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}
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$item = Request::get_item_key();
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$success = Notebook::repository()->remove($item);
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$message = $success ? '' : get_lang('Error');
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$this->response($success, $message);
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}
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/**
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* Remove/delete all notebook entries belonging to a course.
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*/
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public function remove_by_course()
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{
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if (!$this->is_allowed_to_edit()) {
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$this->forbidden();
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return;
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}
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$course = Request::get_course_key();
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$success = Notebook::repository()->remove_by_course($course);
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$message = $success ? '' : get_lang('Error');
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$this->response($success, $message);
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}
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public function find_by_id()
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{
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$c_id = Request::get_c_id();
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$id = Request::get_id();
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$item = Notebook::repository()->find_one_by_id($c_id, $id);
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$data = (object) array();
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if ($item) {
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$data->title = $item->title;
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$data->description = $item->description;
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}
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$this->response($success, '', $data);
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}
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}
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