function get_analysed_dropdown($item, $groupid = false)
{
$analysedItem = array();
$analysedItem[] = $item->typ;
$analysedItem[] = $item->name;
//die moeglichen Antworten extrahieren
$answers = null;
$answers = explode("|", stripslashes_safe($item->presentation));
if (!is_array($answers)) {
return null;
}
//die Werte holen
//$values = get_records('feedback_value', 'item', $item->id);
$values = get_feedback_group_values($item, $groupid);
if (!$values) {
return null;
}
//schleife ueber den Werten und ueber die Antwortmoeglichkeiten
$analysedAnswer = array();
for ($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 $analysedItem;
}
function print_analysed_textfield($item, $itemnr = 0, $groupid = false)
{
$values = get_feedback_group_values($item, $groupid);
if ($values) {
//echo '<table>';2
$itemnr++;
echo '<tr><th colspan="2">' . $itemnr . '.) ' . stripslashes_safe($item->name) . '</th></tr>';
foreach ($values as $value) {
echo '<tr><td valign="top" align="right">-</td>';
echo '<td>' . str_replace("\n", '<br />', $value->value) . '</td></tr>';
}
//echo '</table>';
}
return $itemnr;
}
/**
* counts the answers to a given picture item
*
* Goes through all submitted answers to a
* given feedback item, counts the occurrances of each answer
* and calculates a quotient showing
* (received answers per pic)/(all received answers)
*
* @param object $item contains the item data (a record from prefix_feedback_item table)
* @param boolean $groupid
* @return array returned array will contain something like this <pre>
* Array
* (
* [0] => picture
* [1] => What is the flag of Andorra?
* [2] => Array
* (
* [0] => stdClass Object
* (
* [answertext] => angola.png
* [answercount] => 1
* [quotient] => 0.5
* )
* [1] => stdClass Object
* (
* [answertext] => antiguabarbuda.png
* [answercount] => 0
* [quotient] => 0
* )
* [2] => stdClass Object
* (
* [answertext] => andorra.png
* [answercount] => 1
* [quotient] => 0.5
* )
* )
* )</pre>
*/
function get_analysed_picture($item, $groupid = false)
{
// for the beginning first only the radiobadges
$analysedItem = array();
$analysedItem[] = $item->typ;
$analysedItem[] = $item->name;
// the possible answers extract
$answers = null;
$answers = explode("|", $item->presentation);
if (!is_array($answers)) {
return null;
}
// the values get
$values = get_feedback_group_values($item, $groupid);
if (!$values) {
return null;
}
// trail about the values and about the answer possibilities
$analysedAnswer = array();
for ($i = 1; $i <= sizeof($answers); $i++) {
$ans = null;
$ans->answertext = $answers[$i - 1];
$ans->answercount = 0;
foreach ($values as $value) {
// if the answer is immediately index of the answers + 1?
if ($value->value == $i) {
$ans->answercount++;
}
}
$ans->quotient = $ans->answercount / sizeof($values);
$analysedAnswer[] = $ans;
}
$analysedItem[] = $analysedAnswer;
return $analysedItem;
}
