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Merge branch 'wip-MDL-51241-master' of git://github.com/abgreeve/moodle

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This commit is contained in:
Andrew Nicols 2015-09-29 12:22:20 +08:00
commit c9830ddbb7
1 changed files with 19 additions and 10 deletions
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29
cohort/lib.php
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@ -256,15 +256,17 @@ function cohort_get_available_cohorts($currentcontext, $withmembers = 0, $offset
$groupbysql = '';
$havingsql = '';
if ($withmembers) {
$groupbysql = " GROUP BY $fieldssql";
$fieldssql .= ', s.memberscnt';
$subfields = "c.id, COUNT(DISTINCT cm.userid) AS memberscnt";
$groupbysql = " GROUP BY c.id";
$fromsql = " LEFT JOIN {cohort_members} cm ON cm.cohortid = c.id ";
$fieldssql .= ', COUNT(DISTINCT cm.userid) AS memberscnt';
if (in_array($withmembers,
array(COHORT_COUNT_ENROLLED_MEMBERS, COHORT_WITH_ENROLLED_MEMBERS_ONLY, COHORT_WITH_NOTENROLLED_MEMBERS_ONLY))) {
list($esql, $params2) = get_enrolled_sql($currentcontext);
$fromsql .= " LEFT JOIN ($esql) u ON u.id = cm.userid ";
$params = array_merge($params2, $params);
$fieldssql .= ', COUNT(DISTINCT u.id) AS enrolledcnt';
$fieldssql .= ', s.enrolledcnt';
$subfields .= ', COUNT(DISTINCT u.id) AS enrolledcnt';
}
if ($withmembers == COHORT_WITH_MEMBERS_ONLY) {
$havingsql = " HAVING COUNT(DISTINCT cm.userid) > 0";
@ -280,13 +282,20 @@ function cohort_get_available_cohorts($currentcontext, $withmembers = 0, $offset
$params = array_merge($params, $searchparams);
}
$sql = "SELECT $fieldssql
FROM {cohort} c
$fromsql
WHERE $wheresql
$groupbysql
$havingsql
ORDER BY c.name, c.idnumber";
if ($withmembers) {
$sql = "SELECT " . str_replace('c.', 'cohort.', $fieldssql) . "
FROM {cohort} cohort
JOIN (SELECT $subfields
FROM {cohort} c $fromsql
WHERE $wheresql $groupbysql $havingsql
) s ON cohort.id = s.id
ORDER BY cohort.name, cohort.idnumber";
} else {
$sql = "SELECT $fieldssql
FROM {cohort} c $fromsql
WHERE $wheresql
ORDER BY c.name, c.idnumber";
}
return $DB->get_records_sql($sql, $params, $offset, $limit);
}