question/category.php

   1 <?php // $Id$
   2 /**
   3  * Allows a teacher to create, edit and delete categories
   4  *
   5  * @author Martin Dougiamas and many others.
   6  *         {@link http://moodle.org}
   7  * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
   8  * @package questionbank
   9  */
  10
  11     require_once("../config.php");
  12     require_once("editlib.php");
  13     require_once("category_class.php");
  14
  15
  16
  17     list($thispageurl, $courseid, $cmid, $cm, $module, $pagevars) = question_edit_setup();
  18
  19
  20     // get values from form for actions on this page
  21     $param = new stdClass();
  22
  23
  24     $param->moveup = optional_param('moveup', 0, PARAM_INT);
  25     $param->movedown = optional_param('movedown', 0, PARAM_INT);
  26     $param->left = optional_param('left', 0, PARAM_INT);
  27     $param->right = optional_param('right', 0, PARAM_INT);
  28     $param->hide = optional_param('hide', 0, PARAM_INT);
  29     $param->delete = optional_param('delete', 0, PARAM_INT);
  30     $param->confirm = optional_param('confirm', 0, PARAM_INT);
  31     $param->cancel = optional_param('cancel', '', PARAM_ALPHA);
  32     $param->move = optional_param('move', 0, PARAM_INT);
  33     $param->moveto = optional_param('moveto', 0, PARAM_INT);
  34     $param->publish = optional_param('publish', 0, PARAM_INT);
  35     $param->addcategory = optional_param('addcategory', '', PARAM_NOTAGS);
  36     $param->edit = optional_param('edit', 0, PARAM_INT);
  37     $param->updateid = optional_param('updateid', 0, PARAM_INT);
  38
  39     if (! $course = get_record("course", "id", $courseid)) {
  40         error("Course ID is incorrect");
  41     }
  42
  43     $context = get_context_instance(CONTEXT_COURSE, $courseid);
  44
  45     require_capability('moodle/question:managecategory', $context);
  46
  47     $qcobject = new question_category_object($pagevars['cpage'], $thispageurl);
  48
  49     $streditingcategories = get_string('editcategories', 'quiz');
  50     if ($qcobject->editlist->process_actions($param->left, $param->right, $param->moveup, $param->movedown)) {
  51             //processing of these actions is handled in the method and page redirects.
  52     } else if ($cm!==null) {
  53         // Page header
  54         $strupdatemodule = has_capability('moodle/course:manageactivities', get_context_instance(CONTEXT_COURSE, $course->id))
  55             ? update_module_button($cm->id, $course->id, get_string('modulename', $cm->modname))
  56             : "";
  57         $navlinks = array();
  58         $navlinks[] = array('name' => get_string('modulenameplural', $cm->modname),
  59                             'link' => "$CFG->wwwroot/mod/{$cm->modname}/index.php?id=$course->id",
  60                             'type' => 'activity');
  61         $navlinks[] = array('name' => format_string($module->name),
  62                             'link' => "$CFG->wwwroot/mod/{$cm->modname}/view.php?cmid={$cm->id}",
  63                             'type' => 'title');
  64         $navlinks[] = array('name' => $streditingcategories, 'link' => '', 'type' => 'title');
  65         $navigation = build_navigation($navlinks);
  66         print_header_simple($streditingcategories, '', $navigation, "", "", true, $strupdatemodule);
  67
  68
  69         $currenttab = 'edit';
  70         $mode = 'categories';
  71         ${$cm->modname} = $module;
  72         include($CFG->dirroot."/mod/{$cm->modname}/tabs.php");
  73     } else {
  74         // Print basic page layout.
  75         $navlinks = array();
  76         $navlinks[] = array('name' => $streditingcategories, 'link' => '', 'type' => 'title');
  77         $navigation = build_navigation($navlinks);
  78
  79         print_header_simple($streditingcategories, '', $navigation);
  80
  81         // print tabs
  82         $currenttab = 'categories';
  83         include('tabs.php');
  84     }
  85
  86     // Process actions.
  87     if (isset($_REQUEST['sesskey']) and confirm_sesskey()) { // sesskey must be ok
  88         if (!empty($param->delete) and empty($param->cancel)) {
  89             if (!empty($param->confirm)) {
  90                 /// 'confirm' is the category to move existing questions to
  91                 $qcobject->delete_category($param->delete, $param->confirm);
  92             } else {
  93                 $qcobject->delete_category($param->delete);
  94             }
  95         } else if (!empty($param->hide)) {
  96             $qcobject->publish_category(false, $param->hide);
  97         } else if (!empty($param->publish)) {
  98             $qcobject->publish_category(true, $param->publish);
  99         } else if (!empty($param->addcategory)) {
 100             $param->newparent   = required_param('newparent',PARAM_INT);
 101             $param->newcategory = required_param('newcategory',PARAM_NOTAGS);
 102             $param->newinfo     = required_param('newinfo',PARAM_NOTAGS);
 103             $param->newpublish  = required_param('newpublish',PARAM_INT);
 104             $qcobject->add_category($param->newparent, $param->newcategory, $param->newinfo,
 105                 $param->newpublish, $course->id);
 106         } else if (!empty($param->edit)) {
 107             $qcobject->edit_single_category($param->edit, $pagevars['cpage']);
 108         } else if (!empty($param->updateid)) {
 109             $param->updateparent  = required_param('updateparent',PARAM_INT);
 110             $param->updatename    = required_param('updatename',PARAM_NOTAGS);
 111             $param->updateinfo    = required_param('updateinfo',PARAM_NOTAGS);
 112             $param->updatepublish = required_param('updatepublish',PARAM_INT);
 113             $qcobject->update_category($param->updateid, $param->updateparent, $param->updatename,
 114                 $param->updateinfo, $param->updatepublish, $course->id);
 115         }
 116     }
 117
 118     // display the user interface
 119     $qcobject->display_user_interface();
 120
 121     print_footer($course);
 122 ?>