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corrected the setting of "ignored" fields on mobile output format

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This commit is contained in:
gbateson
2005-10-12 07:11:14 +00:00
parent 6d8ddde3f3
commit 7957e323ff
1 changed files with 66 additions and 35 deletions
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mod/hotpot/attempt.php
+66 -35
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@@ -181,6 +181,7 @@ function hotpot_get_next_cm(&$cm) {
return $next_mod;
}
function hotpot_set_attempt_details(&$attempt) {
global $HOTPOT_QUIZTYPE;
$attempt->details = '';
$attempt->score = 0;
@@ -189,7 +190,7 @@ function hotpot_set_attempt_details(&$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[$responsefield])) {
@@ -197,14 +198,21 @@ function hotpot_set_attempt_details(&$attempt) {
// 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])) {
@@ -217,8 +225,8 @@ 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($firstcorrectvalue)) {
@@ -226,16 +234,16 @@ function hotpot_set_attempt_details(&$attempt) {
}
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;
$attempt->status = HOTPOT_STATUS_INPROGRESS;
// give a hint, if necessary
@@ -247,6 +255,7 @@ function hotpot_set_attempt_details(&$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}) {
$i++;
@@ -262,26 +271,14 @@ function hotpot_set_attempt_details(&$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[$field])) {
@@ -303,31 +300,34 @@ function hotpot_set_attempt_details(&$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) {
$value_has_changed = true;
}
@@ -339,26 +339,56 @@ function hotpot_set_attempt_details(&$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) {
@@ -370,4 +400,5 @@ function hotpot_set_attempt_details(&$attempt) {
$attempt->status = HOTPOT_STATUS_INPROGRESS;
}
}
?>