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attempt.php now includes view.php for "mobile" outputformat; added checks, hints and score for "mobile" outputformat

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This commit is contained in:
gbateson 2005-10-05 13:00:42 +00:00
parent ae11b653f1
commit 6cadcaf077
3 changed files with 137 additions and 81 deletions
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141
mod/hotpot/attempt.php
View file

@ -45,8 +45,11 @@
// set clickreportid, (for click reporting)
$attempt->clickreportid = $attempt->id;
if (empty($attempt->details)) { // "mobile" output format
if (empty($attempt->details)) {
hotpot_set_attempt_details($attempt);
$javascript_is_off = true;
} else {
$javascript_is_off = false;
}
if (empty($attempt->status)) {
@ -127,9 +130,15 @@
}
if ($attempt->status==HOTPOT_STATUS_INPROGRESS) {
// continue the quiz
header("Status: 204");
header("HTTP/1.0 204 No Response");
if ($javascript_is_off) {
// regenerate HTML page
define('HOTPOT_FIRST_ATTEMPT', false);
include ("$CFG->hotpotroot/view.php");
} else {
// continue without reloading the page
header("Status: 204");
header("HTTP/1.0 204 No Response");
}
} else { // quiz is finished
@ -174,6 +183,7 @@ function hotpot_get_next_cm(&$cm) {
function hotpot_set_attempt_details(&$attempt) {
$attempt->details = '';
$attempt->score = 0;
$attempt->status = HOTPOT_STATUS_COMPLETED;
$buttons = array('clues', 'hints', 'checks');
@ -183,7 +193,7 @@ function hotpot_set_attempt_details(&$attempt) {
$q = 0;
while (($responsefield="q{$q}") && isset($_POST[$responsefield])) {
$responsevalue = optional_param($responsefield, '', PARAM_ALPHA);
$responsevalue = optional_param($responsefield, '');
// initialize $response object
$response = NULL;
@ -206,10 +216,15 @@ function hotpot_set_attempt_details(&$attempt) {
}
// loop through possible answers to this question
$firstcorrectvalue = '';
$i = 0;
while (($correctfield="q{$q}_correct_{$i}") && isset($_POST[$correctfield])) {
$correctvalue = optional_param($correctfield, '', PARAM_RAW);
if (empty($firstcorrectvalue)) {
$firstcorrectvalue = $correctvalue;
}
if ($responsevalue==$correctvalue) {
$response->correct = $responsevalue;
} else {
@ -222,8 +237,34 @@ function hotpot_set_attempt_details(&$attempt) {
if (empty($response->correct)) {
$response->wrong = $responsevalue;
$attempt->status = HOTPOT_STATUS_INPROGRESS;
// give a hint, if necessary
if (isset($_POST['HintButton']) && $firstcorrectvalue) {
// make sure we only come through here once
unset($_POST['HintButton']);
$correctlen = strlen($firstcorrectvalue);
$responselen = strlen($responsevalue);
$i = 0;
while ($i<$responselen && $i<$correctlen && $responsevalue{$i}==$firstcorrectvalue{$i}) {
$i++;
}
if ($i<$responselen) {
// remove incorrect characters on the end of the response
$responsevalue = substr($responsevalue, 0, $i);
}
if ($i<$correctlen) {
// append next correct letter
$responsevalue .= $firstcorrectvalue{$i};
}
$_POST[$responsefield] = $responsevalue;
$response->hints++;
}
}
// convert "ignored" array to string
$response->ignored = implode(',', $response->ignored);
@ -232,6 +273,15 @@ function hotpot_set_attempt_details(&$attempt) {
$response->clue_text = optional_param($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[$field])) {
@ -248,43 +298,53 @@ function hotpot_set_attempt_details(&$attempt) {
$records = false;
}
if ($records) {
$max = array();
foreach ($buttons as $button) {
$max[$button] = 0;
}
foreach ($textfields as $field) {
$response->$field = empty($response->$field) ? array() : explode(',', $response->$field);
}
foreach ($records as $record) {
foreach ($buttons as $button) {
$max[$button] = max($max[$button], $record->$button);
$oldresponse->$button = max($oldresponse->$button, $record->$button);
}
foreach ($textfields as $field) {
if ($record->$field) {
$values = explode(',', hotpot_strings($record->$field));
$response->$field = array_merge($response->$field, $values);
$oldresponse->$field = array_merge($oldresponse->$field, $values);
}
}
}
}
// remove "correct" and "wrong" values from "ignored" values
$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);
// remove "correct" and "wrong" values from "ignored" values
$response->ignored = array_diff($response->ignored, $response->correct, $response->wrong);
foreach ($buttons as $button) {
$response->$button += $max[$button];
}
foreach ($textfields as $field) {
$response->$field = array_unique($response->$field);
$response->$field = implode(',', $response->$field);
}
$oldresponse->$field = array_unique($oldresponse->$field);
$oldresponse->$field = implode(',', $oldresponse->$field);
} // end if $records
if ($field=='correct' || $field=='wrong') {
if ($response->$field<>$oldresponse->$field) {
$value_has_changed = true;
}
}
}
if ($value_has_changed) {
$response->checks++;
}
// $response now holds amalgamation of all responses so far to this question
// set score and weighting
if ($response->correct) {
$strlen = strlen($response->correct);
$response->score = 100*($strlen-($response->checks-1))/$strlen;
$attempt->score += $response->score;
}
// encode $response fields as XML
$vars = get_object_vars($response);
@ -297,6 +357,10 @@ function hotpot_set_attempt_details(&$attempt) {
$q++;
}
if ($q>0) {
$attempt->score = floor($attempt->score / $q);
}
if ($attempt->details) {
$attempt->details = '<?xml version="1.0"?><hpjsresult><fields>'.$attempt->details.'</fields></hpjsresult>';
}
@ -306,25 +370,4 @@ function hotpot_set_attempt_details(&$attempt) {
$attempt->status = HOTPOT_STATUS_INPROGRESS;
}
}
function hotpot_XXX() {
$values = explode(',', $value);
foreach ($values as $value) {
$i_max =strlen($value);
for ($i=0; $i<$i_max; $i++) {
$char = $value{$i};
$ord = ord($char);
if ($ord==43 || $ord==44 || $ord>128) { // comma, plus-sign or multibyte char
$fielddata .= '&#x'.sprintf('%04X', $char).';';
} else {
$fielddata .= $char;
}
}
}
if (preg_match('#[<>]#', $fielddata)) {
$fielddata = '<![CDATA[' + $fielddata + ']]>';
}
}
?>

1
mod/hotpot/lib.php
View file

@ -1134,6 +1134,7 @@ function hotpot_add_attempt($hotpotid) {
break;
}
// set all previous "in progress" attempts at this quiz to "abandoned"
$db->Execute("
UPDATE
{$CFG->prefix}hotpot_attempts as a

76
mod/hotpot/view.php
View file

@ -2,40 +2,48 @@
/// This page prints a hotpot quiz
require_once("../../config.php");
require_once("lib.php");
$id = optional_param("id"); // Course Module ID, or
$hp = optional_param("hp"); // hotpot ID
if ($id) {
if (! $cm = get_record("course_modules", "id", $id)) {
error("Course Module ID was incorrect");
}
if (! $course = get_record("course", "id", $cm->course)) {
error("Course is misconfigured");
}
if (! $hotpot = get_record("hotpot", "id", $cm->instance)) {
error("Course module is incorrect");
}
if (defined('HOTPOT_FIRST_ATTEMPT') && HOTPOT_FIRST_ATTEMPT==false) {
// this script is being included (by attempt.php)
} else {
if (! $hotpot = get_record("hotpot", "id", $hp)) {
error("Course module is incorrect");
}
if (! $course = get_record("course", "id", $hotpot->course)) {
error("Course is misconfigured");
}
if (! $cm = get_coursemodule_from_instance("hotpot", $hotpot->id, $course->id)) {
error("Course Module ID was incorrect");
// this script is being called directly from the browser
define('HOTPOT_FIRST_ATTEMPT', true);
require_once("../../config.php");
require_once("lib.php");
$id = optional_param("id"); // Course Module ID, or
$hp = optional_param("hp"); // hotpot ID
if ($id) {
if (! $cm = get_record("course_modules", "id", $id)) {
error("Course Module ID was incorrect");
}
if (! $course = get_record("course", "id", $cm->course)) {
error("Course is misconfigured");
}
if (! $hotpot = get_record("hotpot", "id", $cm->instance)) {
error("Course module is incorrect");
}
} else {
if (! $hotpot = get_record("hotpot", "id", $hp)) {
error("Course module is incorrect");
}
if (! $course = get_record("course", "id", $hotpot->course)) {
error("Course is misconfigured");
}
if (! $cm = get_coursemodule_from_instance("hotpot", $hotpot->id, $course->id)) {
error("Course Module ID was incorrect");
}
}
require_login($course->id);
}
// set nextpage (for error messages)
$nextpage = "$CFG->wwwroot/course/view.php?id=$course->id";
require_login($course->id);
// header strings
$title = strip_tags($course->shortname.': '.$hotpot->name);
$heading = "$course->fullname";
@ -52,7 +60,7 @@
$time = time();
$hppassword = optional_param('hppassword');
if (!isteacher($course->id)) {
if (HOTPOT_FIRST_ATTEMPT && !isteacher($course->id)) {
// check this quiz is available to this student
// error message, if quiz is unavailable
@ -131,6 +139,7 @@
$available_msg = get_string("quizavailable", "quiz", userdate($hotpot->timeclose))."<br />\n";
}
// open and parse the source file
if(!$hp = new hotpot_xml_quiz($hotpot)) {
error("Quiz is unavailable at the moment");
@ -165,11 +174,14 @@
}
if ($get_html) {
add_to_log($course->id, "hotpot", "view", "view.php?id=$cm->id", "$hotpot->id", "$cm->id");
$attemptid = hotpot_add_attempt($hotpot->id);
if (! is_numeric($attemptid)) {
error('Could not insert attempt record: '.$db->ErrorMsg);
if (HOTPOT_FIRST_ATTEMPT) {
add_to_log($course->id, "hotpot", "view", "view.php?id=$cm->id", "$hotpot->id", "$cm->id");
$attemptid = hotpot_add_attempt($hotpot->id);
if (! is_numeric($attemptid)) {
error('Could not insert attempt record: '.$db->ErrorMsg);
}
}
$hp->adjust_media_urls();