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workshop fixed none participants case

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This commit is contained in:
David Mudrak
2010-01-04 18:29:49 +00:00
parent da23213827
commit deea6e7a64
1 changed files with 17 additions and 13 deletions
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mod/workshop/locallib.php
+17 -13
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@@ -1282,19 +1282,23 @@ class workshop {
// we will need to know the number of all records later for the pagination purposes
$numofparticipants = count($participants);
// load all fields which can be used for sorting and paginate the records
list($participantids, $params) = $DB->get_in_or_equal(array_keys($participants), SQL_PARAMS_NAMED);
$params['workshopid1'] = $this->id;
$params['workshopid2'] = $this->id;
$sqlsort = $sortby . ' ' . $sorthow . ',u.lastname,u.firstname,u.id';
$sql = "SELECT u.id AS userid,u.firstname,u.lastname,u.picture,u.imagealt,
s.title AS submissiontitle, s.grade AS submissiongrade, ag.gradinggrade
FROM {user} u
LEFT JOIN {workshop_submissions} s ON (s.authorid = u.id AND s.workshopid = :workshopid1 AND s.example = 0)
LEFT JOIN {workshop_aggregations} ag ON (ag.userid = u.id AND ag.workshopid = :workshopid2)
WHERE u.id $participantids
ORDER BY $sqlsort";
$participants = $DB->get_records_sql($sql, $params, $page * $perpage, $perpage);
if ($numofparticipants > 0) {
// load all fields which can be used for sorting and paginate the records
list($participantids, $params) = $DB->get_in_or_equal(array_keys($participants), SQL_PARAMS_NAMED);
$params['workshopid1'] = $this->id;
$params['workshopid2'] = $this->id;
$sqlsort = $sortby . ' ' . $sorthow . ',u.lastname,u.firstname,u.id';
$sql = "SELECT u.id AS userid,u.firstname,u.lastname,u.picture,u.imagealt,
s.title AS submissiontitle, s.grade AS submissiongrade, ag.gradinggrade
FROM {user} u
LEFT JOIN {workshop_submissions} s ON (s.authorid = u.id AND s.workshopid = :workshopid1 AND s.example = 0)
LEFT JOIN {workshop_aggregations} ag ON (ag.userid = u.id AND ag.workshopid = :workshopid2)
WHERE u.id $participantids
ORDER BY $sqlsort";
$participants = $DB->get_records_sql($sql, $params, $page * $perpage, $perpage);
} else {
$participants = array();
}
// this will hold the information needed to display user names and pictures
$userinfo = array();