mod/quiz/addrandom.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * Fallback page of /mod/quiz/edit.php add random question dialog,
  19  * for users who do not use javascript.
  20  *
  21  * @package   mod_quiz
  22  * @copyright 2008 Olli Savolainen
  23  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26
  27 require_once(__DIR__ . '/../../config.php');
  28 require_once($CFG->dirroot . '/mod/quiz/locallib.php');
  29 require_once($CFG->dirroot . '/mod/quiz/addrandomform.php');
  30 require_once($CFG->dirroot . '/question/editlib.php');
  31 require_once($CFG->dirroot . '/question/category_class.php');
  32
  33 list($thispageurl, $contexts, $cmid, $cm, $quiz, $pagevars) =
  34         question_edit_setup('editq', '/mod/quiz/addrandom.php', true);
  35
  36 // These params are only passed from page request to request while we stay on
  37 // this page otherwise they would go in question_edit_setup.
  38 $returnurl = optional_param('returnurl', '', PARAM_LOCALURL);
  39 $addonpage = optional_param('addonpage', 0, PARAM_INT);
  40 $category = optional_param('category', 0, PARAM_INT);
  41 $scrollpos = optional_param('scrollpos', 0, PARAM_INT);
  42
  43 // Get the course object and related bits.
  44 if (!$course = $DB->get_record('course', array('id' => $quiz->course))) {
  45     print_error('invalidcourseid');
  46 }
  47 // You need mod/quiz:manage in addition to question capabilities to access this page.
  48 // You also need the moodle/question:useall capability somewhere.
  49 require_capability('mod/quiz:manage', $contexts->lowest());
  50 if (!$contexts->having_cap('moodle/question:useall')) {
  51     print_error('nopermissions', '', '', 'use');
  52 }
  53
  54 $PAGE->set_url($thispageurl);
  55
  56 if ($returnurl) {
  57     $returnurl = new moodle_url($returnurl);
  58 } else {
  59     $returnurl = new moodle_url('/mod/quiz/edit.php', array('cmid' => $cmid));
  60 }
  61 if ($scrollpos) {
  62     $returnurl->param('scrollpos', $scrollpos);
  63 }
  64
  65 $defaultcategoryobj = question_make_default_categories($contexts->all());
  66 $defaultcategory = $defaultcategoryobj->id . ',' . $defaultcategoryobj->contextid;
  67
  68 $qcobject = new question_category_object(
  69     $pagevars['cpage'],
  70     $thispageurl,
  71     $contexts->having_one_edit_tab_cap('categories'),
  72     $defaultcategoryobj->id,
  73     $defaultcategory,
  74     null,
  75     $contexts->having_cap('moodle/question:add'));
  76
  77 $mform = new quiz_add_random_form(new moodle_url('/mod/quiz/addrandom.php'),
  78                 array('contexts' => $contexts, 'cat' => $pagevars['cat']));
  79
  80 if ($mform->is_cancelled()) {
  81     redirect($returnurl);
  82 }
  83
  84 if ($data = $mform->get_data()) {
  85     if (!empty($data->existingcategory)) {
  86         list($categoryid) = explode(',', $data->category);
  87         $includesubcategories = !empty($data->includesubcategories);
  88         $returnurl->param('cat', $data->category);
  89
  90     } else if (!empty($data->newcategory)) {
  91         list($parentid, $contextid) = explode(',', $data->parent);
  92         $categoryid = $qcobject->add_category($data->parent, $data->name, '', true);
  93         $includesubcategories = 0;
  94
  95         $returnurl->param('cat', $categoryid . ',' . $contextid);
  96     } else {
  97         throw new coding_exception(
  98                 'It seems a form was submitted without any button being pressed???');
  99     }
 100
 101     quiz_add_random_questions($quiz, $addonpage, $categoryid, $data->numbertoadd, $includesubcategories);
 102     quiz_delete_previews($quiz);
 103     quiz_update_sumgrades($quiz);
 104     redirect($returnurl);
 105 }
 106
 107 $mform->set_data(array(
 108     'addonpage' => $addonpage,
 109     'returnurl' => $returnurl,
 110     'cmid' => $cm->id,
 111     'category' => $category,
 112 ));
 113
 114 // Setup $PAGE.
 115 $streditingquiz = get_string('editinga', 'moodle', get_string('modulename', 'quiz'));
 116 $PAGE->navbar->add($streditingquiz);
 117 $PAGE->set_title($streditingquiz);
 118 $PAGE->set_heading($course->fullname);
 119 echo $OUTPUT->header();
 120
 121 if (!$quizname = $DB->get_field($cm->modname, 'name', array('id' => $cm->instance))) {
 122             print_error('invalidcoursemodule');
 123 }
 124
 125 echo $OUTPUT->heading(get_string('addrandomquestiontoquiz', 'quiz', $quizname), 2);
 126 $mform->display();
 127 echo $OUTPUT->footer();
 128