function get_analysed($item, $groupid = false, $courseid = false)
{
global $DB;
$analysed = null;
$analysed->data = array();
$analysed->name = $item->name;
//$values = $DB->get_records('feedback_value', array('item'=>$item->id));
$values = feedback_get_group_values($item, $groupid, $courseid);
$avg = 0.0;
$counter = 0;
if ($values) {
$data = array();
foreach ($values as $value) {
if (is_numeric($value->value)) {
$data[] = $value->value;
$avg += $value->value;
$counter++;
}
}
$avg = $counter > 0 ? $avg / $counter : 0;
$analysed->data = $data;
$analysed->avg = $avg;
}
return $analysed;
}
function get_analysed($item, $groupid = false, $courseid = false)
{
$presentation = $item->presentation;
$aVal = null;
$aVal->data = null;
$aVal->name = $item->name;
//$values = get_records('feedback_value', 'item', $item->id);
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
$data = array();
$datavalue = new object();
foreach ($values as $value) {
switch ($presentation) {
case 1:
$datavalue->value = $value->value;
$datavalue->show = UserDate($datavalue->value);
break;
case 2:
$datavalue->value = $value->value;
$datavalue->show = $datavalue->value;
break;
case 3:
$datavalue->value = $value->value;
$datavalue->show = $datavalue->value;
break;
}
$data[] = $datavalue;
}
$aVal->data = $data;
}
return $aVal;
}
function get_analysed($item, $groupid = false, $courseid = false)
{
$info = $this->get_info($item);
$analysedItem = array();
$analysedItem[] = $item->typ;
$analysedItem[] = $item->name;
//die moeglichen Antworten extrahieren
$answers = null;
// $presentation = '';
// @list($presentation) = explode(FEEDBACK_RADIO_ADJUST_SEP, $item->presentation); //remove the adjustment-info
$answers = explode(FEEDBACK_MULTICHOICE_LINE_SEP, stripslashes_safe($info->presentation));
if (!is_array($answers)) {
return null;
}
//die Werte holen
$values = feedback_get_group_values($item, $groupid, $courseid);
if (!$values) {
return null;
}
//schleife ueber den Werten und ueber die Antwortmoeglichkeiten
$analysedAnswer = array();
if ($info->subtype == 'c') {
for ($i = 1; $i <= sizeof($answers); $i++) {
$ans = null;
$ans->answertext = $answers[$i - 1];
$ans->answercount = 0;
foreach ($values as $value) {
//ist die Antwort gleich dem index der Antworten + 1?
$vallist = explode(FEEDBACK_MULTICHOICE_LINE_SEP, $value->value);
foreach ($vallist as $val) {
if ($val == $i) {
$ans->answercount++;
}
}
}
$ans->quotient = $ans->answercount / sizeof($values);
$analysedAnswer[] = $ans;
}
} else {
for ($i = 1; $i <= sizeof($answers); $i++) {
$ans = null;
$ans->answertext = $answers[$i - 1];
$ans->answercount = 0;
foreach ($values as $value) {
//ist die Antwort gleich dem index der Antworten + 1?
if ($value->value == $i) {
$ans->answercount++;
}
}
$ans->quotient = $ans->answercount / sizeof($values);
$analysedAnswer[] = $ans;
}
}
$analysedItem[] = $analysedAnswer;
return $analysedItem;
}
function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false)
{
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
//echo '<table>';2
// $itemnr++;
echo '<tr><th colspan="2" align="left">' . $itemnr . ' (' . $item->label . ') ' . $item->name . '</th></tr>';
foreach ($values as $value) {
echo '<tr><td valign="top" align="left">- </td><td align="left" valign="top">' . str_replace("\n", '<br />', $value->value) . '</td></tr>';
}
//echo '</table>';
}
// return $itemnr;
}
function get_analysed($item, $groupid = false, $courseid = false)
{
$analysedItem = array();
$analysedItem[] = $item->typ;
$analysedItem[] = $item->name;
//die moeglichen Antworten extrahieren
$info = $this->get_info($item);
$lines = null;
$lines = explode(FEEDBACK_MULTICHOICERATED_LINE_SEP, stripslashes_safe($info->presentation));
if (!is_array($lines)) {
return null;
}
//die Werte holen
$values = feedback_get_group_values($item, $groupid, $courseid);
if (!$values) {
return null;
}
//schleife ueber den Werten und ueber die Antwortmoeglichkeiten
$analysedAnswer = array();
for ($i = 1; $i <= sizeof($lines); $i++) {
$item_values = explode(FEEDBACK_MULTICHOICERATED_VALUE_SEP, $lines[$i - 1]);
$ans = null;
$ans->answertext = $item_values[1];
$avg = 0.0;
$anscount = 0;
foreach ($values as $value) {
//ist die Antwort gleich dem index der Antworten + 1?
if ($value->value == $i) {
$avg += $item_values[0];
//erst alle Werte aufsummieren
$anscount++;
}
}
$ans->answercount = $anscount;
$ans->avg = doubleval($avg) / doubleval(sizeof($values));
$ans->value = $item_values[0];
$ans->quotient = $ans->answercount / sizeof($values);
$analysedAnswer[] = $ans;
}
$analysedItem[] = $analysedAnswer;
return $analysedItem;
}
public function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false)
{
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
echo "<table class=\"analysis itemtype_{$item->typ}\">";
echo '<tr><th colspan="2" align="left">';
echo $itemnr . ' ';
if (strval($item->label) !== '') {
echo '(' . format_string($item->label) . ') ';
}
echo format_text($item->name, FORMAT_HTML, array('noclean' => true, 'para' => false));
echo '</th></tr>';
foreach ($values as $value) {
$class = strlen(trim($value->value)) ? '' : ' class="isempty"';
echo '<tr' . $class . '>';
echo '<td colspan="2" class="singlevalue">';
echo str_replace("\n", '<br />', $value->value);
echo '</td>';
echo '</tr>';
}
echo '</table>';
}
}
public function get_analysed($item, $groupid = false, $courseid = false)
{
$info = $this->get_info($item);
$analysed_item = array();
$analysed_item[] = $item->typ;
$analysed_item[] = $item->name;
//get the possible answers
$answers = null;
$answers = explode(FEEDBACK_MULTICHOICE_LINE_SEP, $info->presentation);
if (!is_array($answers)) {
return null;
}
//get the values
$values = feedback_get_group_values($item, $groupid, $courseid, $this->ignoreempty($item));
if (!$values) {
return null;
}
//get answertext, answercount and quotient for each answer
$analysed_answer = array();
if ($info->subtype == 'c') {
$sizeofanswers = count($answers);
for ($i = 1; $i <= $sizeofanswers; $i++) {
$ans = new stdClass();
$ans->answertext = $answers[$i - 1];
$ans->answercount = 0;
foreach ($values as $value) {
//ist die Antwort gleich dem index der Antworten + 1?
$vallist = explode(FEEDBACK_MULTICHOICE_LINE_SEP, $value->value);
foreach ($vallist as $val) {
if ($val == $i) {
$ans->answercount++;
}
}
}
$ans->quotient = $ans->answercount / count($values);
$analysed_answer[] = $ans;
}
} else {
$sizeofanswers = count($answers);
for ($i = 1; $i <= $sizeofanswers; $i++) {
$ans = new stdClass();
$ans->answertext = $answers[$i - 1];
$ans->answercount = 0;
foreach ($values as $value) {
//ist die Antwort gleich dem index der Antworten + 1?
if ($value->value == $i) {
$ans->answercount++;
}
}
$ans->quotient = $ans->answercount / count($values);
$analysed_answer[] = $ans;
}
}
$analysed_item[] = $analysed_answer;
return $analysed_item;
}
public function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false)
{
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
echo '<tr><th colspan="2" align="left">';
echo $itemnr . ' (' . $item->label . ') ' . $item->name;
echo '</th></tr>';
foreach ($values as $value) {
echo '<tr>';
echo '<td colspan="2" valign="top" align="left">';
echo '- ';
echo str_replace("\n", '<br />', $value->value);
echo '</td>';
echo '</tr>';
}
}
}
public function get_analysed($item, $groupid = false, $courseid = false)
{
$presentation = $item->presentation;
$analysed_val = new stdClass();
$analysed_val->data = null;
$analysed_val->name = $item->name;
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
$data = array();
foreach ($values as $value) {
$datavalue = new stdClass();
switch ($presentation) {
case 1:
$datavalue->value = $value->value;
$datavalue->show = userdate($datavalue->value);
break;
case 2:
$datavalue->value = $value->value;
$datavalue->show = $datavalue->value;
break;
case 3:
$datavalue->value = $value->value;
$datavalue->show = $datavalue->value;
break;
}
$data[] = $datavalue;
}
$analysed_val->data = $data;
}
return $analysed_val;
}
public function get_analysed($item, $groupid = false, $courseid = false)
{
global $DB;
$analysed = new stdClass();
$analysed->data = array();
$analysed->name = $item->name;
$values = feedback_get_group_values($item, $groupid, $courseid);
$avg = 0.0;
$counter = 0;
if ($values) {
$data = array();
foreach ($values as $value) {
if (is_numeric($value->value)) {
$data[] = $value->value;
$avg += $value->value;
$counter++;
}
}
$avg = $counter > 0 ? $avg / $counter : 0;
$analysed->data = $data;
$analysed->avg = $avg;
}
return $analysed;
}
public function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false)
{
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
echo '<tr><th colspan="2" align="left">';
echo $itemnr . ' ';
if (strval($item->label) !== '') {
echo '(' . format_string($item->label) . ') ';
}
echo $this->get_display_name($item);
echo '</th></tr>';
foreach ($values as $value) {
$class = strlen(trim($value->value)) ? '' : ' class="isempty"';
echo '<tr' . $class . '><td colspan="2" class="singlevalue">';
echo str_replace("\n", '<br />', $value->value);
echo '</td></tr>';
}
}
}
/**
* Helper function for collected data, both for analysis page and export to excel
*
* @param stdClass $item the db-object from feedback_item
* @param int|false $groupid
* @param int $courseid
* @return stdClass
*/
protected function get_analysed($item, $groupid = false, $courseid = false)
{
$presentation = $item->presentation;
$analysed_val = new stdClass();
$analysed_val->data = null;
$analysed_val->name = $item->name;
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
$data = array();
foreach ($values as $value) {
$datavalue = new stdClass();
switch ($presentation) {
case self::MODE_RESPONSETIME:
$datavalue->value = $value->value;
$datavalue->show = $value->value ? userdate($datavalue->value) : '';
break;
case self::MODE_COURSE:
$datavalue->value = $value->value;
$datavalue->show = $datavalue->value;
break;
case self::MODE_CATEGORY:
$datavalue->value = $value->value;
$datavalue->show = $datavalue->value;
break;
}
$data[] = $datavalue;
}
$analysed_val->data = $data;
}
return $analysed_val;
}