mod/survey/view.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  * This file is responsible for displaying the survey
  19  *
  20  * @package   mod_survey
  21  * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
  22  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 require_once("../../config.php");
  26 require_once("lib.php");
  27
  28 $id = required_param('id', PARAM_INT);    // Course Module ID.
  29
  30 if (! $cm = get_coursemodule_from_id('survey', $id)) {
  31     print_error('invalidcoursemodule');
  32 }
  33
  34 if (! $course = $DB->get_record("course", array("id" => $cm->course))) {
  35     print_error('coursemisconf');
  36 }
  37
  38 $PAGE->set_url('/mod/survey/view.php', array('id' => $id));
  39 require_login($course, false, $cm);
  40 $context = context_module::instance($cm->id);
  41
  42 require_capability('mod/survey:participate', $context);
  43
  44 if (! $survey = $DB->get_record("survey", array("id" => $cm->instance))) {
  45     print_error('invalidsurveyid', 'survey');
  46 }
  47 $trimmedintro = trim($survey->intro);
  48 if (empty($trimmedintro)) {
  49     $tempo = $DB->get_field("survey", "intro", array("id" => $survey->template));
  50     $survey->intro = get_string($tempo, "survey");
  51 }
  52
  53 if (! $template = $DB->get_record("survey", array("id" => $survey->template))) {
  54     print_error('invalidtmptid', 'survey');
  55 }
  56
  57 $showscales = ($template->name != 'ciqname');
  58
  59 // Check the survey hasn't already been filled out.
  60 $surveyalreadydone = survey_already_done($survey->id, $USER->id);
  61 if ($surveyalreadydone) {
  62     // Trigger course_module_viewed event and completion.
  63     survey_view($survey, $course, $cm, $context, 'graph');
  64 } else {
  65     survey_view($survey, $course, $cm, $context, 'form');
  66 }
  67
  68 $strsurvey = get_string("modulename", "survey");
  69 $PAGE->set_title($survey->name);
  70 $PAGE->set_heading($course->fullname);
  71 echo $OUTPUT->header();
  72 echo $OUTPUT->heading($survey->name);
  73
  74 // Check to see if groups are being used in this survey.
  75 if ($groupmode = groups_get_activity_groupmode($cm)) {   // Groups are being used.
  76     $currentgroup = groups_get_activity_group($cm);
  77 } else {
  78     $currentgroup = 0;
  79 }
  80 $groupingid = $cm->groupingid;
  81
  82 if (has_capability('mod/survey:readresponses', $context) or ($groupmode == VISIBLEGROUPS)) {
  83     $currentgroup = 0;
  84 }
  85
  86 if (has_capability('mod/survey:readresponses', $context)) {
  87     $numusers = survey_count_responses($survey->id, $currentgroup, $groupingid);
  88     echo "<div class=\"reportlink\"><a href=\"report.php?id=$cm->id\">".
  89           get_string("viewsurveyresponses", "survey", $numusers)."</a></div>";
  90 } else if (!$cm->visible) {
  91     notice(get_string("activityiscurrentlyhidden"));
  92 }
  93
  94 if (!is_enrolled($context)) {
  95     echo $OUTPUT->notification(get_string("guestsnotallowed", "survey"));
  96 }
  97
  98 if ($surveyalreadydone) {
  99
 100     $numusers = survey_count_responses($survey->id, $currentgroup, $groupingid);
 101
 102     if ($showscales) {
 103         // Ensure that graph.php will allow the user to see the graph.
 104         if (has_capability('mod/survey:readresponses', $context) || !$groupmode || groups_is_member($currentgroup)) {
 105
 106             echo $OUTPUT->box(get_string("surveycompleted", "survey"));
 107             echo $OUTPUT->box(get_string("peoplecompleted", "survey", $numusers));
 108
 109             echo '<div class="resultgraph">';
 110             survey_print_graph("id=$cm->id&amp;sid=$USER->id&amp;group=$currentgroup&amp;type=student.png");
 111             echo '</div>';
 112         } else {
 113             echo $OUTPUT->box(get_string("surveycompletednograph", "survey"));
 114             echo $OUTPUT->box(get_string("peoplecompleted", "survey", $numusers));
 115         }
 116
 117     } else {
 118
 119         echo $OUTPUT->box(format_module_intro('survey', $survey, $cm->id), 'generalbox', 'intro');
 120         echo $OUTPUT->spacer(array('height' => 30, 'width' => 1), true);  // Should be done with CSS instead.
 121
 122         $questions = survey_get_questions($survey);
 123         foreach ($questions as $question) {
 124
 125             if ($question->type == 0 or $question->type == 1) {
 126                 if ($answer = survey_get_user_answer($survey->id, $question->id, $USER->id)) {
 127                     $table = new html_table();
 128                     $table->head = array(get_string($question->text, "survey"));
 129                     $table->align = array ("left");
 130                     $table->data[] = array(s($answer->answer1));// No html here, just plain text.
 131                     echo html_writer::table($table);
 132                     echo $OUTPUT->spacer(array('height' => 30, 'width' => 1), true);
 133                 }
 134             }
 135         }
 136     }
 137
 138     echo $OUTPUT->footer();
 139     exit;
 140 }
 141
 142 echo "<form method=\"post\" action=\"save.php\" id=\"surveyform\">";
 143 echo '<div>';
 144 echo "<input type=\"hidden\" name=\"id\" value=\"$id\" />";
 145 echo "<input type=\"hidden\" name=\"sesskey\" value=\"".sesskey()."\" />";
 146
 147 echo $OUTPUT->box(format_module_intro('survey', $survey, $cm->id), 'generalbox boxaligncenter bowidthnormal', 'intro');
 148 echo '<div>'. get_string('allquestionrequireanswer', 'survey'). '</div>';
 149
 150 // Get all the major questions in order.
 151 $questions = survey_get_questions($survey);
 152
 153 global $qnum;  // TODO: ugly globals hack for survey_print_*().
 154 $qnum = 0;
 155 foreach ($questions as $question) {
 156
 157     if ($question->type >= 0) {
 158
 159         $question = survey_translate_question($question);
 160
 161         if ($question->multi) {
 162             survey_print_multi($question);
 163         } else {
 164             survey_print_single($question);
 165         }
 166     }
 167 }
 168
 169 if (!is_enrolled($context)) {
 170     echo '</div>';
 171     echo "</form>";
 172     echo $OUTPUT->footer();
 173     exit;
 174 }
 175
 176 $PAGE->requires->js_call_amd('mod_survey/validation', 'ensureRadiosChosen', array('surveyform'));
 177
 178 echo '<br />';
 179 echo '<input type="submit" class="btn btn-primary" value="'.get_string("clicktocontinue", "survey").'" />';
 180 echo '</div>';
 181 echo "</form>";
 182
 183 echo $OUTPUT->footer();
 184
 185