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MDL-28277 Added function to find question count

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This commit is contained in:
Ankit Kumar Agarwal
2011-11-03 07:45:50 +05:30
parent 1135979696
commit c03d2b753e
2 changed files with 50 additions and 40 deletions
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mod/scorm/report/interactions/report.php
+30 -40
View File
@@ -148,22 +148,41 @@ class scorm_interactions_report extends scorm_default_report {
$columns[]= 'scograde'.$sco->id;
$headers[]= format_string($sco->title);
$table->head[]= format_string($sco->title);
if ($trackdata = scorm_get_tracks($sco->id, $scouser->userid, $scouser->attempt)) {
$i=0;
$element='cmi.interactions_'.$i.'.id';
$question=array();
while(isset($trackdata->$element)) {
$questions[]=$trackdata->$element;
$i++;
$element='cmi.interactions_'.$i.'.id';
}
}
}
}
} else {
$scoes = null;
}
foreach ($questions as $id => $question) {
// Construct the SQL
$select = 'SELECT DISTINCT '.$DB->sql_concat('u.id', '\'#\'', 'COALESCE(st.attempt, 0)').' AS uniqueid, ';
$select .= 'st.scormid AS scormid, st.attempt AS attempt, ' .
'u.id AS userid, u.idnumber, u.firstname, u.lastname, u.picture, u.imagealt, u.email ';
// This part is the same for all cases - join users and scorm_scoes_track tables
$from = 'FROM {user} u ';
$from .= 'LEFT JOIN {scorm_scoes_track} st ON st.userid = u.id AND st.scormid = '.$scorm->id;
switch ($attemptsmode) {
case SCORM_REPORT_ATTEMPTS_STUDENTS_WITH:
// Show only students with attempts
$where = ' WHERE u.id IN (' .$allowedlist. ') AND st.userid IS NOT NULL';
break;
case SCORM_REPORT_ATTEMPTS_STUDENTS_WITH_NO:
// Show only students without attempts
$where = ' WHERE u.id IN (' .$allowedlist. ') AND st.userid IS NULL';
break;
case SCORM_REPORT_ATTEMPTS_ALL_STUDENTS:
// Show all students with or without attempts
$where = ' WHERE u.id IN (' .$allowedlist. ') AND (st.userid IS NOT NULL OR st.userid IS NULL)';
break;
}
$countsql = 'SELECT COUNT(DISTINCT('.$DB->sql_concat('u.id', '\'#\'', 'COALESCE(st.attempt, 0)').')) AS nbresults, ';
$countsql .= 'COUNT(DISTINCT('.$DB->sql_concat('u.id', '\'#\'', 'st.attempt').')) AS nbattempts, ';
$countsql .= 'COUNT(DISTINCT(u.id)) AS nbusers ';
$countsql .= $from.$where;
$attempts = $DB->get_records_sql($select.$from.$where, null);
$questioncount=get_scorm_question_count($scoes,$attempts);
for($id=0;$id<$questioncount;$id++) {
if ($displayoptions['qtext']) {
$columns[] = 'question' . $id;
$headers[] = get_string('questionx', 'scormreport_interactions', $id);
@@ -299,34 +318,6 @@ class scorm_interactions_report extends scorm_default_report {
header("Pragma: public");
echo implode("\t", $headers)." \n";
}
// Construct the SQL
$select = 'SELECT DISTINCT '.$DB->sql_concat('u.id', '\'#\'', 'COALESCE(st.attempt, 0)').' AS uniqueid, ';
$select .= 'st.scormid AS scormid, st.attempt AS attempt, ' .
'u.id AS userid, u.idnumber, u.firstname, u.lastname, u.picture, u.imagealt, u.email ';
// This part is the same for all cases - join users and scorm_scoes_track tables
$from = 'FROM {user} u ';
$from .= 'LEFT JOIN {scorm_scoes_track} st ON st.userid = u.id AND st.scormid = '.$scorm->id;
switch ($attemptsmode) {
case SCORM_REPORT_ATTEMPTS_STUDENTS_WITH:
// Show only students with attempts
$where = ' WHERE u.id IN (' .$allowedlist. ') AND st.userid IS NOT NULL';
break;
case SCORM_REPORT_ATTEMPTS_STUDENTS_WITH_NO:
// Show only students without attempts
$where = ' WHERE u.id IN (' .$allowedlist. ') AND st.userid IS NULL';
break;
case SCORM_REPORT_ATTEMPTS_ALL_STUDENTS:
// Show all students with or without attempts
$where = ' WHERE u.id IN (' .$allowedlist. ') AND (st.userid IS NOT NULL OR st.userid IS NULL)';
break;
}
$countsql = 'SELECT COUNT(DISTINCT('.$DB->sql_concat('u.id', '\'#\'', 'COALESCE(st.attempt, 0)').')) AS nbresults, ';
$countsql .= 'COUNT(DISTINCT('.$DB->sql_concat('u.id', '\'#\'', 'st.attempt').')) AS nbattempts, ';
$countsql .= 'COUNT(DISTINCT(u.id)) AS nbusers ';
$countsql .= $from.$where;
$params = array();
if (!$download) {
@@ -393,7 +384,6 @@ class scorm_interactions_report extends scorm_default_report {
} else {
$attempts = $DB->get_records_sql($select.$from.$where.$sort, $params);
}
if ($attempts) {
foreach ($attempts as $scouser) {
$row = array();
mod/scorm/report/reportlib.php
+20
View File
@@ -47,3 +47,23 @@ function scorm_report_list($context) {
}
return $reportlist;
}
function get_scorm_question_count($scoes,$attempts)
{
$count=0;
foreach($attempts as $scouser){
foreach($scoes as $sco) {
if ($trackdata = scorm_get_tracks($sco->id, $scouser->userid, $scouser->attempt)) {
$i=0;
$element='cmi.interactions_'.$i.'.id';
while(isset($trackdata->$element)) {
$i++;
$element='cmi.interactions_'.$i.'.id';
}
}
if($i>$count)
$count=$i;
}
}
return $count;
}