Skip to content

Commit

Permalink
corrected the setting of "ignored" fields on mobile output format
Browse files Browse the repository at this point in the history
  • Loading branch information
gbateson committed Oct 12, 2005
1 parent 6d8ddde commit 7957e32
Showing 1 changed file with 66 additions and 35 deletions.
101 changes: 66 additions & 35 deletions mod/hotpot/attempt.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -181,6 +181,7 @@ function hotpot_get_next_cm(&$cm) {
return $next_mod;
}
function hotpot_set_attempt_details(&$attempt) {
global $HOTPOT_QUIZTYPE;

$attempt->details = '';
$attempt->score = 0;
Expand All @@ -189,22 +190,29 @@ function hotpot_set_attempt_details(&$attempt) {
$buttons = array('clues', 'hints', 'checks');
$textfields = array('correct', 'wrong', 'ignored');

$quiztype = optional_param('quiztype', '', PARAM_ALPHA);
$quiztype = HOTPOT_JCLOZE; // optional_param('quiztype', HOTPOT_JCLOZE, PARAM_INT);

$q = 0;
while (($responsefield="q{$q}") && isset($_POST[$responsefield])) {
$responsevalue = optional_param($responsefield, '');

// initialize $response object
$response = NULL;
$response->correct = '';
$response->wrong = '';
$response->correct = array();
$response->wrong = array();
$response->ignored = array();
$response->clues = 0;
$response->hints = 0;
$response->checks = 0;
$response->score = 0;
$response->weighting = 0;

// create another empty object to hold all previous responses (from database)
$oldresponse = NULL;
$vars = get_object_vars($response);
foreach($vars as $name=>$value) {
$oldresponse->$name = $value;
}

foreach ($buttons as $button) {
if (($field = "q{$q}_{$button}_button") && isset($_POST[$field])) {
Expand All @@ -217,25 +225,25 @@ function hotpot_set_attempt_details(&$attempt) {

// loop through possible answers to this question
$firstcorrectvalue = '';
$i = 0;
while (($correctfield="q{$q}_correct_{$i}") && isset($_POST[$correctfield])) {
$a = 0;
while (($correctfield="q{$q}_correct_{$a}") && isset($_POST[$correctfield])) {
$correctvalue = optional_param($correctfield, '', PARAM_RAW);

if (empty($firstcorrectvalue)) {
$firstcorrectvalue = $correctvalue;
}

if ($responsevalue==$correctvalue) {
$response->correct = $responsevalue;
$response->correct[] = $responsevalue;
} else {
$response->ignored[] = $correctvalue;
}
$i++;
$a++;
}

// if no correct answer was found, then this answer is wrong
if (empty($response->correct)) {
$response->wrong = $responsevalue;
$response->wrong[] = $responsevalue;
$attempt->status = HOTPOT_STATUS_INPROGRESS;

// give a hint, if necessary
Expand All @@ -247,6 +255,7 @@ function hotpot_set_attempt_details(&$attempt) {
$correctlen = strlen($firstcorrectvalue);
$responselen = strlen($responsevalue);

// check how many letters are the same
$i = 0;
while ($i<$responselen && $i<$correctlen && $responsevalue{$i}==$firstcorrectvalue{$i}) {
$i++;
Expand All @@ -262,26 +271,14 @@ function hotpot_set_attempt_details(&$attempt) {
}
$_POST[$responsefield] = $responsevalue;
$response->hints++;
}
}

// convert "ignored" array to string
$response->ignored = implode(',', $response->ignored);
} // end if hint
} // end if not correct

// get clue text, if any
if (($field="q{$q}_clue") && isset($_POST[$field])) {
$response->clue_text = optional_param($field, '', PARAM_RAW);
}

$oldresponse = NULL;
foreach ($buttons as $button) {
$oldresponse->$button = 0;
}
foreach ($textfields as $field) {
$oldresponse->$field = array();
$response->$field = empty($response->$field) ? array() : explode(',', $response->$field);
}

// get question name
$qq = sprintf('%02d', $q); // (a padded, two-digit version of $q)
if (($field="q{$q}_name") && isset($_POST[$field])) {
Expand All @@ -303,31 +300,34 @@ function hotpot_set_attempt_details(&$attempt) {
$oldresponse->$button = max($oldresponse->$button, $record->$button);
}
foreach ($textfields as $field) {
if ($record->$field) {
if ($record->$field && ($field=='correct' || $field=='wrong')) {
$values = explode(',', hotpot_strings($record->$field));
$oldresponse->$field = array_merge($oldresponse->$field, $values);
}
}
}
}

// remove "correct" and "wrong" values from "ignored" values
$response->ignored = array_diff(
$response->ignored,
$response->ignored = array_diff($response->ignored,
$response->correct, $response->wrong, $oldresponse->correct, $oldresponse->wrong
);

foreach ($buttons as $button) {
$response->$button += $oldresponse->$button;
}

$value_has_changed = false;
foreach ($textfields as $field) {

$response->$field = array_merge($response->$field, $oldresponse->$field);
$response->$field = array_unique($response->$field);
$response->$field = implode(',', $response->$field);

$oldresponse->$field = array_unique($oldresponse->$field);
$oldresponse->$field = implode(',', $oldresponse->$field);

if ($field=='correct' || $field=='wrong') {
$array = $oldresponse->$field;
$array = array_unique($array);
$oldresponse->$field = implode(',', $array);
if ($response->$field<>$oldresponse->$field) {
$value_has_changed = true;
}
Expand All @@ -339,26 +339,56 @@ function hotpot_set_attempt_details(&$attempt) {

// $response now holds amalgamation of all responses so far to this question

// set score and weighting
// set question score and weighting
if ($response->correct) {
$strlen = strlen($response->correct);
$response->score = 100*($strlen-($response->checks-1))/$strlen;
$attempt->score += $response->score;
switch ($quiztype) {
case HOTPOT_JCB:
break;
case HOTPOT_JCLOZE:
$strlen = strlen($response->correct);
$response->score = 100*($strlen-($response->checks-1))/$strlen;
$attempt->score += $response->score;
break;
case HOTPOT_JCROSS:
break;
case HOTPOT_JMATCH:
break;
case HOTPOT_JMIX:
break;
case HOTPOT_JQUIZ:
break;
}
}

// encode $response fields as XML
$vars = get_object_vars($response);
foreach($vars as $name=>$value) {
if (!empty($value)) {
$attempt->details .= "<field><fieldname>{$quiztype}_q{$qq}_{$name}</fieldname><fielddata>$value</fielddata></field>";
$fieldname = $HOTPOT_QUIZTYPE[$quiztype]."_q{$qq}_{$name}";
$attempt->details .= "<field><fieldname>$fieldname</fieldname><fielddata>$value</fielddata></field>";
}
}

$q++;
}
} // end main loop through $q(uestions)

// set attempt score
if ($q>0) {
$attempt->score = floor($attempt->score / $q);
switch ($quiztype) {
case HOTPOT_JCB:
break;
case HOTPOT_JCLOZE:
$attempt->score = floor($attempt->score / $q);
break;
case HOTPOT_JCROSS:
break;
case HOTPOT_JMATCH:
break;
case HOTPOT_JMIX:
break;
case HOTPOT_JQUIZ:
break;
}
}

if ($attempt->details) {
Expand All @@ -370,4 +400,5 @@ function hotpot_set_attempt_details(&$attempt) {
$attempt->status = HOTPOT_STATUS_INPROGRESS;
}
}

?>

0 comments on commit 7957e32

Please sign in to comment.