question/addquestion.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  * Shows a screen where the user can choose a question type, before being
  19  * redirected to question.php
  20  *
  21  * @package    moodlecore
  22  * @subpackage questionbank
  23  * @copyright  2009 Tim Hunt
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27
  28 require_once(dirname(__FILE__) . '/../config.php');
  29 require_once(dirname(__FILE__) . '/editlib.php');
  30
  31 // Read URL parameters.
  32 $categoryid = required_param('category', PARAM_INT);
  33 $cmid = optional_param('cmid', 0, PARAM_INT);
  34 $courseid = optional_param('courseid', 0, PARAM_INT);
  35 $returnurl = optional_param('returnurl', 0, PARAM_LOCALURL);
  36 $appendqnumstring = optional_param('appendqnumstring', '', PARAM_ALPHA);
  37 $validationerror = optional_param('validationerror', false, PARAM_BOOL);
  38
  39 // Place to accumulate hidden params for the form we will print.
  40 $hiddenparams = array('category' => $categoryid);
  41
  42 // Validate params.
  43 if (!$category = $DB->get_record('question_categories', array('id' => $categoryid))) {
  44     print_error('categorydoesnotexist', 'question', $returnurl);
  45 }
  46
  47 if ($cmid) {
  48     list($module, $cm) = get_module_from_cmid($cmid);
  49     require_login($cm->course, false, $cm);
  50     $thiscontext = get_context_instance(CONTEXT_MODULE, $cmid);
  51     $hiddenparams['cmid'] = $cmid;
  52 } else if ($courseid) {
  53     require_login($courseid, false);
  54     $thiscontext = get_context_instance(CONTEXT_COURSE, $courseid);
  55     $module = null;
  56     $cm = null;
  57     $hiddenparams['courseid'] = $courseid;
  58 } else {
  59     print_error('missingcourseorcmid', 'question');
  60 }
  61
  62 // Check permissions.
  63 $categorycontext = get_context_instance_by_id($category->contextid);
  64 require_capability('moodle/question:add', $categorycontext);
  65
  66 // Ensure other optional params get passed on to question.php.
  67 if (!empty($returnurl)) {
  68     $hiddenparams['returnurl'] = $returnurl;
  69 }
  70 if (!empty($appendqnumstring)) {
  71     $hiddenparams['appendqnumstring'] = $appendqnumstring;
  72 }
  73
  74 $PAGE->set_url('/question/addquestion.php', $hiddenparams);
  75
  76 $chooseqtype = get_string('chooseqtypetoadd', 'question');
  77 $PAGE->set_heading($COURSE->fullname);
  78 if ($cm !== null) {
  79     // Nasty hack, but we don't want this link if returnurl returns to view.php
  80     if (stripos($returnurl, "/mod/{$cm->modname}/view.php")!== 0) {
  81         $PAGE->navbar->add(get_string('editinga', 'moodle', get_string('modulename', $cm->modname)),$returnurl);
  82     }
  83     $PAGE->navbar->add($chooseqtype);
  84     $PAGE->set_title($chooseqtype);
  85     echo $OUTPUT->header();
  86 } else {
  87     $PAGE->navbar->add(get_string('questionbank', 'question'),$returnurl);
  88     $PAGE->navbar->add($chooseqtype);
  89     $PAGE->set_title($chooseqtype);
  90     echo $OUTPUT->header();
  91 }
  92
  93 // Display a form to choose the question type.
  94 echo $OUTPUT->notification(get_string('youmustselectaqtype', 'question'));
  95 echo $OUTPUT->box_start('generalbox boxwidthnormal boxaligncenter', 'chooseqtypebox');
  96 print_choose_qtype_to_add_form($hiddenparams);
  97 echo $OUTPUT->box_end();
  98
  99 echo $OUTPUT->footer();
 100