mirror of
https://github.com/moodle/moodle.git
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763 lines
30 KiB
PHP
763 lines
30 KiB
PHP
<?php // $Id$
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$COLUMN_HEIGHT = 300;
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define('CHOICE_PUBLISH_ANONYMOUS', '0');
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define('CHOICE_PUBLISH_NAMES', '1');
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define('CHOICE_SHOWRESULTS_NOT', '0');
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define('CHOICE_SHOWRESULTS_AFTER_ANSWER', '1');
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define('CHOICE_SHOWRESULTS_AFTER_CLOSE', '2');
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define('CHOICE_SHOWRESULTS_ALWAYS', '3');
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define('CHOICE_DISPLAY_HORIZONTAL', '0');
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define('CHOICE_DISPLAY_VERTICAL', '1');
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$CHOICE_PUBLISH = array (CHOICE_PUBLISH_ANONYMOUS => get_string('publishanonymous', 'choice'),
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CHOICE_PUBLISH_NAMES => get_string('publishnames', 'choice'));
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$CHOICE_SHOWRESULTS = array (CHOICE_SHOWRESULTS_NOT => get_string('publishnot', 'choice'),
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CHOICE_SHOWRESULTS_AFTER_ANSWER => get_string('publishafteranswer', 'choice'),
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CHOICE_SHOWRESULTS_AFTER_CLOSE => get_string('publishafterclose', 'choice'),
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CHOICE_SHOWRESULTS_ALWAYS => get_string('publishalways', 'choice'));
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$CHOICE_DISPLAY = array (CHOICE_DISPLAY_HORIZONTAL => get_string('displayhorizontal', 'choice'),
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CHOICE_DISPLAY_VERTICAL => get_string('displayvertical','choice'));
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/// Standard functions /////////////////////////////////////////////////////////
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function choice_user_outline($course, $user, $mod, $choice) {
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global $DB;
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if ($answer = $DB->get_record('choice_answers', array('choiceid' => $choice->id, 'userid' => $user->id))) {
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$result->info = "'".format_string(choice_get_option_text($choice, $answer->optionid))."'";
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$result->time = $answer->timemodified;
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return $result;
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}
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return NULL;
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}
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function choice_user_complete($course, $user, $mod, $choice) {
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global $DB;
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if ($answer = $DB->get_record('choice_answers', array("choiceid" => $choice->id, "userid" => $user->id))) {
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$result->info = "'".format_string(choice_get_option_text($choice, $answer->optionid))."'";
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$result->time = $answer->timemodified;
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echo get_string("answered", "choice").": $result->info. ".get_string("updated", '', userdate($result->time));
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} else {
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print_string("notanswered", "choice");
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}
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}
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function choice_add_instance($choice) {
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global $DB;
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// Given an object containing all the necessary data,
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// (defined by the form in mod_form.php) this function
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// will create a new instance and return the id number
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// of the new instance.
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$choice->timemodified = time();
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if (empty($choice->timerestrict)) {
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$choice->timeopen = 0;
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$choice->timeclose = 0;
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}
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//insert answers
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if ($choice->id = $DB->insert_record("choice", $choice)) {
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foreach ($choice->option as $key => $value) {
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$value = trim($value);
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if (isset($value) && $value <> '') {
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$option = new object();
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$option->text = $value;
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$option->choiceid = $choice->id;
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if (isset($choice->limit[$key])) {
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$option->maxanswers = $choice->limit[$key];
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}
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$option->timemodified = time();
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$DB->insert_record("choice_options", $option);
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}
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}
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}
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return $choice->id;
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}
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function choice_update_instance($choice) {
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global $DB;
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// Given an object containing all the necessary data,
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// (defined by the form in mod_form.php) this function
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// will update an existing instance with new data.
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$choice->id = $choice->instance;
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$choice->timemodified = time();
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if (empty($choice->timerestrict)) {
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$choice->timeopen = 0;
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$choice->timeclose = 0;
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}
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//update, delete or insert answers
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foreach ($choice->option as $key => $value) {
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$value = trim($value);
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$option = new object();
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$option->text = $value;
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$option->choiceid = $choice->id;
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if (isset($choice->limit[$key])) {
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$option->maxanswers = $choice->limit[$key];
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}
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$option->timemodified = time();
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if (isset($choice->optionid[$key]) && !empty($choice->optionid[$key])){//existing choice record
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$option->id=$choice->optionid[$key];
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if (isset($value) && $value <> '') {
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$DB->update_record("choice_options", $option);
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} else { //empty old option - needs to be deleted.
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$DB->delete_records("choice_options", array("id"=>$option->id));
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}
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} else {
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if (isset($value) && $value <> '') {
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$DB->insert_record("choice_options", $option);
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}
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}
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}
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return $DB->update_record('choice', $choice);
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}
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function choice_show_form($choice, $user, $cm, $allresponses) {
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global $DB;
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//$cdisplay is an array of the display info for a choice $cdisplay[$optionid]->text - text name of option.
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// ->maxanswers -maxanswers for this option
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// ->full - whether this option is full or not. 0=not full, 1=full
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$cdisplay = array();
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$aid = 0;
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$choicefull = false;
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$cdisplay = array();
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if ($choice->limitanswers) { //set choicefull to true by default if limitanswers.
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$choicefull = true;
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}
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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foreach ($choice->option as $optionid => $text) {
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if (isset($text)) { //make sure there are no dud entries in the db with blank text values.
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$cdisplay[$aid]->optionid = $optionid;
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$cdisplay[$aid]->text = $text;
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$cdisplay[$aid]->maxanswers = $choice->maxanswers[$optionid];
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if (isset($allresponses[$optionid])) {
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$cdisplay[$aid]->countanswers = count($allresponses[$optionid]);
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} else {
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$cdisplay[$aid]->countanswers = 0;
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}
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if ($current = $DB->get_record('choice_answers', array('choiceid' => $choice->id, 'userid' => $user->id, 'optionid' => $optionid))) {
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$cdisplay[$aid]->checked = ' checked="checked" ';
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} else {
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$cdisplay[$aid]->checked = '';
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}
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if ( $choice->limitanswers &&
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($cdisplay[$aid]->countanswers >= $cdisplay[$aid]->maxanswers) &&
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(empty($cdisplay[$aid]->checked)) ) {
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$cdisplay[$aid]->disabled = ' disabled="disabled" ';
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} else {
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$cdisplay[$aid]->disabled = '';
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if ($choice->limitanswers && ($cdisplay[$aid]->countanswers < $cdisplay[$aid]->maxanswers)) {
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$choicefull = false; //set $choicefull to false - as the above condition hasn't been set.
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}
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}
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$aid++;
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}
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}
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switch ($choice->display) {
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case CHOICE_DISPLAY_HORIZONTAL:
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echo "<table cellpadding=\"20\" cellspacing=\"20\" class=\"boxaligncenter\"><tr>";
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foreach ($cdisplay as $cd) {
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echo "<td align=\"center\" valign=\"top\">";
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echo "<input type=\"radio\" name=\"answer\" value=\"".$cd->optionid."\" alt=\"".strip_tags(format_text($cd->text))."\"". $cd->checked.$cd->disabled." />";
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if (!empty($cd->disabled)) {
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echo format_text($cd->text."<br /><strong>".get_string('full', 'choice')."</strong>");
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} else {
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echo format_text($cd->text);
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}
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echo "</td>";
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}
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echo "</tr>";
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echo "</table>";
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break;
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case CHOICE_DISPLAY_VERTICAL:
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$displayoptions->para = false;
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echo "<table cellpadding=\"10\" cellspacing=\"10\" class=\"boxaligncenter\">";
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foreach ($cdisplay as $cd) {
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echo "<tr><td align=\"left\">";
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echo "<input type=\"radio\" name=\"answer\" value=\"".$cd->optionid."\" alt=\"".strip_tags(format_text($cd->text))."\"". $cd->checked.$cd->disabled." />";
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echo format_text($cd->text. ' ', FORMAT_MOODLE, $displayoptions); //display text for option.
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if ($choice->limitanswers && ($choice->showresults==CHOICE_SHOWRESULTS_ALWAYS) ){ //if limit is enabled, and show results always has been selected, display info beside each choice.
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echo "</td><td>";
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if (!empty($cd->disabled)) {
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echo get_string('full', 'choice');
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} elseif(!empty($cd->checked)) {
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//currently do nothing - maybe some text could be added here to signfy that the choice has been 'selected'
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} elseif ($cd->maxanswers-$cd->countanswers==1) {
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echo ($cd->maxanswers - $cd->countanswers);
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echo " ".get_string('spaceleft', 'choice');
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} else {
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echo ($cd->maxanswers - $cd->countanswers);
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echo " ".get_string('spacesleft', 'choice');
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}
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echo "</td>";
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} else if ($choice->limitanswers && ($cd->countanswers >= $cd->maxanswers)) { //if limitanswers and answers exceeded, display "full" beside the choice.
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echo " <strong>".get_string('full', 'choice')."</strong>";
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}
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echo "</td>";
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echo "</tr>";
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}
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echo "</table>";
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break;
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}
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//show save choice button
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echo '<div class="button">';
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echo "<input type=\"hidden\" name=\"id\" value=\"$cm->id\" />";
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if (has_capability('mod/choice:choose', $context, $user->id, false)) { //don't show save button if the logged in user is the guest user.
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if ($choicefull) {
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print_string('choicefull', 'choice');
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echo "</br>";
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} else {
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echo "<input type=\"submit\" value=\"".get_string("savemychoice","choice")."\" />";
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}
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if ($choice->allowupdate && $aaa = $DB->get_record('choice_answers', 'choiceid', $choice->id, 'userid', $user->id)) {
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echo "<br /><a href='view.php?id=".$cm->id."&action=delchoice'>".get_string("removemychoice","choice")."</a>";
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}
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} else {
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print_string('havetologin', 'choice');
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}
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echo "</div>";
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}
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function choice_user_submit_response($formanswer, $choice, $userid, $courseid, $cm) {
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global $DB;
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$current = $DB->get_record('choice_answers', array('choiceid' => $choice->id, 'userid' => $userid));
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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$countanswers=0;
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if($choice->limitanswers) {
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// Find out whether groups are being used and enabled
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if (groups_get_activity_groupmode($cm) > 0) {
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$currentgroup = groups_get_activity_group($cm);
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} else {
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$currentgroup = 0;
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}
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if($currentgroup) {
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// If groups are being used, retrieve responses only for users in
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// current group
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global $CFG;
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$answers = $DB->get_records_sql("
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SELECT
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ca.*
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FROM
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{choice_answers} ca
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INNER JOIN {groups_members} gm ON ca.userid=gm.userid
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WHERE
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optionid=?
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AND gm.groupid=?", array($formanswer, $currentgroup));
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} else {
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// Groups are not used, retrieve all answers for this option ID
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$answers = $DB->get_records("choice_answers", array("optionid" => $formanswer));
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}
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if ($answers) {
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foreach ($answers as $a) { //only return enrolled users.
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if (has_capability('mod/choice:choose', $context, $a->userid, false)) {
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$countanswers++;
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}
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}
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}
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$maxans = $choice->maxanswers[$formanswer];
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}
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if (!($choice->limitanswers && ($countanswers >= $maxans) )) {
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if ($current) {
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$newanswer = $current;
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$newanswer->optionid = $formanswer;
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$newanswer->timemodified = time();
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if (! $DB->update_record("choice_answers", $newanswer)) {
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print_error('cannotupdatechoice', 'choice');
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}
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add_to_log($courseid, "choice", "choose again", "view.php?id=$cm->id", $choice->id, $cm->id);
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} else {
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$newanswer = NULL;
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$newanswer->choiceid = $choice->id;
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$newanswer->userid = $userid;
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$newanswer->optionid = $formanswer;
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$newanswer->timemodified = time();
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if (! $DB->insert_record("choice_answers", $newanswer)) {
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print_error('cannotsavechoice', 'choice');
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}
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add_to_log($courseid, "choice", "choose", "view.php?id=$cm->id", $choice->id, $cm->id);
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}
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} else {
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if (!($current->optionid==$formanswer)) { //check to see if current choice already selected - if not display error
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print_error('choicefull', 'choice');
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}
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}
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}
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function choice_show_reportlink($user, $cm) {
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$responsecount =0;
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foreach($user as $optionid => $userlist) {
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if ($optionid) {
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$responsecount += count($userlist);
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}
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}
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echo '<div class="reportlink">';
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echo "<a href=\"report.php?id=$cm->id\">".get_string("viewallresponses", "choice", $responsecount)."</a>";
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echo '</div>';
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}
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function choice_show_results($choice, $course, $cm, $allresponses, $forcepublish='') {
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global $CFG, $COLUMN_HEIGHT;
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print_heading(get_string("responses", "choice"));
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if (empty($forcepublish)) { //alow the publish setting to be overridden
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$forcepublish = $choice->publish;
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}
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if (!$allresponses) {
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print_heading(get_string("nousersyet"));
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}
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$totalresponsecount = 0;
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foreach ($allresponses as $optionid => $userlist) {
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if ($choice->showunanswered || $optionid) {
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$totalresponsecount += count($userlist);
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}
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}
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$context = get_context_instance(CONTEXT_MODULE, $cm->id);
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$hascapfullnames = has_capability('moodle/site:viewfullnames', $context);
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$viewresponses = has_capability('mod/choice:readresponses', $context);
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switch ($forcepublish) {
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case CHOICE_PUBLISH_NAMES:
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echo '<div id="tablecontainer">';
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echo '<form id="attemptsform" method="post" action="'.$_SERVER['PHP_SELF'].'" onsubmit="var menu = document.getElementById(\'menuaction\'); return (menu.options[menu.selectedIndex].value == \'delete\' ? \''.addslashes_js(get_string('deleteattemptcheck','quiz')).'\' : true);">';
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echo '<div>';
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echo '<input type="hidden" name="id" value="'.$cm->id.'" />';
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echo '<input type="hidden" name="mode" value="overview" />';
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echo "<table cellpadding=\"5\" cellspacing=\"10\" class=\"results names\">";
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echo "<tr>";
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$columncount = array(); // number of votes in each column
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if ($choice->showunanswered) {
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$columncount[0] = 0;
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echo "<th class=\"col0 header\" scope=\"col\">";
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print_string('notanswered', 'choice');
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echo "</th>";
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}
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$count = 1;
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foreach ($choice->option as $optionid => $optiontext) {
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$columncount[$optionid] = 0; // init counters
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echo "<th class=\"col$count header\" scope=\"col\">";
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echo format_string($optiontext);
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echo "</th>";
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$count++;
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}
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echo "</tr><tr>";
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if ($choice->showunanswered) {
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echo "<td class=\"col$count data\" >";
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// added empty row so that when the next iteration is empty,
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// we do not get <table></table> erro from w3c validator
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// MDL-7861
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echo "<table class=\"choiceresponse\"><tr><td></td></tr>";
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foreach ($allresponses[0] as $user) {
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echo "<tr>";
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echo "<td class=\"picture\">";
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print_user_picture($user->id, $course->id, $user->picture);
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echo "</td><td class=\"fullname\">";
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echo "<a href=\"$CFG->wwwroot/user/view.php?id=$user->id&course=$course->id\">";
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echo fullname($user, $hascapfullnames);
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echo "</a>";
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echo "</td></tr>";
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}
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echo "</table></td>";
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}
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$count = 0;
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foreach ($choice->option as $optionid => $optiontext) {
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echo '<td class="col'.$count.' data" >';
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// added empty row so that when the next iteration is empty,
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// we do not get <table></table> erro from w3c validator
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// MDL-7861
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echo '<table class="choiceresponse"><tr><td></td></tr>';
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if (isset($allresponses[$optionid])) {
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foreach ($allresponses[$optionid] as $user) {
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$columncount[$optionid] += 1;
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echo '<tr><td class="attemptcell">';
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if ($viewresponses and has_capability('mod/choice:deleteresponses',$context)) {
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echo '<input type="checkbox" name="attemptid[]" value="'. $user->id. '" />';
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}
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echo '</td><td class="picture">';
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print_user_picture($user->id, $course->id, $user->picture);
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echo '</td><td class="fullname">';
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echo "<a href=\"$CFG->wwwroot/user/view.php?id=$user->id&course=$course->id\">";
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echo fullname($user, $hascapfullnames);
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echo '</a>';
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echo '</td></tr>';
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}
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}
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$count++;
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echo '</table></td>';
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}
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echo "</tr><tr>";
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$count = 0;
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if ($choice->showunanswered) {
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echo "<td></td>";
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}
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foreach ($choice->option as $optionid => $optiontext) {
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echo "<td align=\"center\" class=\"count\">";
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if ($choice->limitanswers) {
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echo get_string("taken", "choice").":";
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echo $columncount[$optionid];
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echo "<br/>";
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echo get_string("limit", "choice").":";
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$choice_option = $DB->get_record("choice_options", array("id" => $optionid));
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echo $choice_option->maxanswers;
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} else {
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if (isset($columncount[$optionid])) {
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echo $columncount[$optionid];
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}
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}
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echo "</td>";
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$count++;
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}
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echo "</tr>";
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/// Print "Select all" etc.
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if ($viewresponses and has_capability('mod/choice:deleteresponses',$context)) {
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echo '<tr><td></td><td>';
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echo '<a href="javascript:select_all_in(\'DIV\',null,\'tablecontainer\');">'.get_string('selectall', 'quiz').'</a> / ';
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echo '<a href="javascript:deselect_all_in(\'DIV\',null,\'tablecontainer\');">'.get_string('selectnone', 'quiz').'</a> ';
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echo ' ';
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$options = array('delete' => get_string('delete'));
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echo choose_from_menu($options, 'action', '', get_string('withselected', 'quiz'), 'if(this.selectedIndex > 0) submitFormById(\'attemptsform\');', '', true);
|
|
echo '<noscript id="noscriptmenuaction" style="display: inline;">';
|
|
echo '<div>';
|
|
echo '<input type="submit" value="'.get_string('go').'" /></div></noscript>';
|
|
echo '<script type="text/javascript">'."\n<!--\n".'document.getElementById("noscriptmenuaction").style.display = "none";'."\n-->\n".'</script>';
|
|
echo '</td><td></td></tr>';
|
|
}
|
|
|
|
echo "</table>";
|
|
if ($viewresponses) {
|
|
echo "</div></form></div>";
|
|
}
|
|
break;
|
|
|
|
|
|
case CHOICE_PUBLISH_ANONYMOUS:
|
|
|
|
echo "<table cellpadding=\"5\" cellspacing=\"0\" class=\"results anonymous\">";
|
|
echo "<tr>";
|
|
$maxcolumn = 0;
|
|
if ($choice->showunanswered) {
|
|
echo "<th class=\"col0 header\" scope=\"col\">";
|
|
print_string('notanswered', 'choice');
|
|
echo "</th>";
|
|
$column[0] = 0;
|
|
foreach ($allresponses[0] as $user) {
|
|
$column[0]++;
|
|
}
|
|
$maxcolumn = $column[0];
|
|
}
|
|
$count = 1;
|
|
|
|
foreach ($choice->option as $optionid => $optiontext) {
|
|
echo "<th class=\"col$count header\" scope=\"col\">";
|
|
echo format_string($optiontext);
|
|
echo "</th>";
|
|
|
|
$column[$optionid] = 0;
|
|
if (isset($allresponses[$optionid])) {
|
|
$column[$optionid] = count($allresponses[$optionid]);
|
|
if ($column[$optionid] > $maxcolumn) {
|
|
$maxcolumn = $column[$optionid];
|
|
}
|
|
} else {
|
|
$column[$optionid] = 0;
|
|
}
|
|
}
|
|
echo "</tr><tr>";
|
|
|
|
$height = 0;
|
|
|
|
if ($choice->showunanswered) {
|
|
if ($maxcolumn) {
|
|
$height = $COLUMN_HEIGHT * ((float)$column[0] / (float)$maxcolumn);
|
|
}
|
|
echo "<td style=\"vertical-align:bottom\" align=\"center\" class=\"col0 data\">";
|
|
echo "<img src=\"column.png\" height=\"$height\" width=\"49\" alt=\"\" />";
|
|
echo "</td>";
|
|
}
|
|
$count = 1;
|
|
foreach ($choice->option as $optionid => $optiontext) {
|
|
if ($maxcolumn) {
|
|
$height = $COLUMN_HEIGHT * ((float)$column[$optionid] / (float)$maxcolumn);
|
|
}
|
|
echo "<td style=\"vertical-align:bottom\" align=\"center\" class=\"col$count data\">";
|
|
echo "<img src=\"column.png\" height=\"$height\" width=\"49\" alt=\"\" />";
|
|
echo "</td>";
|
|
$count++;
|
|
}
|
|
echo "</tr><tr>";
|
|
|
|
|
|
if ($choice->showunanswered) {
|
|
echo '<td align="center" class="col0 count">';
|
|
if (!$choice->limitanswers) {
|
|
echo $column[0];
|
|
echo '<br />('.format_float(((float)$column[0]/(float)$totalresponsecount)*100.0,1).'%)';
|
|
}
|
|
echo '</td>';
|
|
}
|
|
$count = 1;
|
|
foreach ($choice->option as $optionid => $optiontext) {
|
|
echo "<td align=\"center\" class=\"col$count count\">";
|
|
if ($choice->limitanswers) {
|
|
echo get_string("taken", "choice").":";
|
|
echo $column[$optionid].'<br />';
|
|
echo get_string("limit", "choice").":";
|
|
$choice_option = $DB->get_record("choice_options", array("id" => $optionid));
|
|
echo $choice_option->maxanswers;
|
|
} else {
|
|
echo $column[$optionid];
|
|
echo '<br />('.format_float(((float)$column[$optionid]/(float)$totalresponsecount)*100.0,1).'%)';
|
|
}
|
|
echo "</td>";
|
|
$count++;
|
|
}
|
|
echo "</tr></table>";
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
function choice_delete_responses($attemptids, $choiceid) {
|
|
global $DB;
|
|
if(!is_array($attemptids) || empty($attemptids)) {
|
|
return false;
|
|
}
|
|
|
|
foreach($attemptids as $num => $attemptid) {
|
|
if(empty($attemptid)) {
|
|
unset($attemptids[$num]);
|
|
}
|
|
}
|
|
|
|
foreach($attemptids as $attemptid) {
|
|
if ($todelete = $DB->get_record('choice_answers', array('choiceid' => $choiceid, 'userid' => $attemptid))) {
|
|
$DB->delete_records('choice_answers', array('choiceid' => $choiceid, 'userid' => $attemptid));
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
function choice_delete_instance($id) {
|
|
global $DB;
|
|
// Given an ID of an instance of this module,
|
|
// this function will permanently delete the instance
|
|
// and any data that depends on it.
|
|
|
|
if (! $choice = $DB->get_record("choice", array("id"=>"$id"))) {
|
|
return false;
|
|
}
|
|
|
|
$result = true;
|
|
|
|
if (! $DB->delete_records("choice_answers", array("choiceid"=>"$choice->id"))) {
|
|
$result = false;
|
|
}
|
|
|
|
if (! $DB->delete_records("choice_options", array("choiceid"=>"$choice->id"))) {
|
|
$result = false;
|
|
}
|
|
|
|
if (! $DB->delete_records("choice", array("id"=>"$choice->id"))) {
|
|
$result = false;
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
function choice_get_participants($choiceid) {
|
|
//Returns the users with data in one choice
|
|
//(users with records in choice_responses, students)
|
|
|
|
global $CFG;
|
|
|
|
//Get students
|
|
$students = $DB->get_records_sql("SELECT DISTINCT u.id, u.id
|
|
FROM {user} u,
|
|
{choice_answers} a
|
|
WHERE a.choiceid = ? AND
|
|
u.id = a.userid", array($choiceid));
|
|
|
|
//Return students array (it contains an array of unique users)
|
|
return ($students);
|
|
}
|
|
|
|
|
|
function choice_get_option_text($choice, $id) {
|
|
global $DB;
|
|
// Returns text string which is the answer that matches the id
|
|
if ($result = $DB->get_record("choice_options", array("id" => $id))) {
|
|
return $result->text;
|
|
} else {
|
|
return get_string("notanswered", "choice");
|
|
}
|
|
}
|
|
|
|
function choice_get_choice($choiceid) {
|
|
global $DB;
|
|
// Gets a full choice record
|
|
|
|
if ($choice = $DB->get_record("choice", array("id" => $choiceid))) {
|
|
if ($options = $DB->get_records("choice_options", array("choiceid" => $choiceid), "id")) {
|
|
foreach ($options as $option) {
|
|
$choice->option[$option->id] = $option->text;
|
|
$choice->maxanswers[$option->id] = $option->maxanswers;
|
|
}
|
|
return $choice;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function choice_get_view_actions() {
|
|
return array('view','view all','report');
|
|
}
|
|
|
|
function choice_get_post_actions() {
|
|
return array('choose','choose again');
|
|
}
|
|
|
|
|
|
/**
|
|
* Implementation of the function for printing the form elements that control
|
|
* whether the course reset functionality affects the choice.
|
|
* @param $mform form passed by reference
|
|
*/
|
|
function choice_reset_course_form_definition(&$mform) {
|
|
$mform->addElement('header', 'choiceheader', get_string('modulenameplural', 'choice'));
|
|
$mform->addElement('advcheckbox', 'reset_choice', get_string('removeresponses','choice'));
|
|
}
|
|
|
|
/**
|
|
* Course reset form defaults.
|
|
*/
|
|
function choice_reset_course_form_defaults($course) {
|
|
return array('reset_choice'=>1);
|
|
}
|
|
|
|
/**
|
|
* Actual implementation of the rest coures functionality, delete all the
|
|
* choice responses for course $data->courseid.
|
|
* @param $data the data submitted from the reset course.
|
|
* @return array status array
|
|
*/
|
|
function choice_reset_userdata($data) {
|
|
global $CFG, $DB;
|
|
|
|
$componentstr = get_string('modulenameplural', 'choice');
|
|
$status = array();
|
|
|
|
if (!empty($data->reset_choice)) {
|
|
$choicessql = "SELECT ch.id
|
|
FROM {choice} ch
|
|
WHERE ch.course=?";
|
|
|
|
$DB->delete_records_select('choice_answers', "choiceid IN ($choicessql)", array($data->courseid));
|
|
$status[] = array('component'=>$componentstr, 'item'=>get_string('removeresponses', 'choice'), 'error'=>false);
|
|
}
|
|
|
|
/// updating dates - shift may be negative too
|
|
if ($data->timeshift) {
|
|
shift_course_mod_dates('choice', array('timeopen', 'timeclose'), $data->timeshift, $data->courseid);
|
|
$status[] = array('component'=>$componentstr, 'item'=>get_string('datechanged'), 'error'=>false);
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
function choice_get_response_data($choice, $cm, $groupmode) {
|
|
global $CFG, $USER, $DB;
|
|
|
|
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
|
|
|
|
/// Get the current group
|
|
if ($groupmode > 0) {
|
|
$currentgroup = groups_get_activity_group($cm);
|
|
} else {
|
|
$currentgroup = 0;
|
|
}
|
|
|
|
/// Initialise the returned array, which is a matrix: $allresponses[responseid][userid] = responseobject
|
|
$allresponses = array();
|
|
|
|
/// First get all the users who have access here
|
|
/// To start with we assume they are all "unanswered" then move them later
|
|
$allresponses[0] = get_users_by_capability($context, 'mod/choice:choose', 'u.id, u.picture, u.firstname, u.lastname, u.idnumber', 'u.firstname ASC', '', '', $currentgroup, '', false, true);
|
|
|
|
/// Get all the recorded responses for this choice
|
|
$rawresponses = $DB->get_records('choice_answers', array('choiceid' => $choice->id));
|
|
|
|
/// Use the responses to move users into the correct column
|
|
|
|
if ($rawresponses) {
|
|
foreach ($rawresponses as $response) {
|
|
if (isset($allresponses[0][$response->userid])) { // This person is enrolled and in correct group
|
|
$allresponses[0][$response->userid]->timemodified = $response->timemodified;
|
|
$allresponses[$response->optionid][$response->userid] = clone($allresponses[0][$response->userid]);
|
|
unset($allresponses[0][$response->userid]); // Remove from unanswered column
|
|
}
|
|
}
|
|
}
|
|
|
|
return $allresponses;
|
|
}
|
|
|
|
/**
|
|
* Returns all other caps used in module
|
|
*/
|
|
function chice_get_extra_capabilities() {
|
|
return array('moodle/site:accessallgroups');
|
|
}
|
|
|
|
/**
|
|
* @param string $feature FEATURE_xx constant for requested feature
|
|
* @return mixed True if module supports feature, null if doesn't know
|
|
*/
|
|
function choice_supports($feature) {
|
|
switch($feature) {
|
|
case FEATURE_COMPLETION_TRACKS_VIEWS: return true;
|
|
default: return null;
|
|
}
|
|
}
|
|
?>
|