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MDL-22779 fixing add instance to show only cohorts from parent contexts once more

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This commit is contained in:
Petr Skoda 2010-06-21 17:01:25 +00:00
parent d675887bc0
commit f6fdf620c2
1 changed files with 18 additions and 3 deletions
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21
enrol/cohort/lib.php
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@ -65,11 +65,26 @@ class enrol_cohort_plugin extends enrol_plugin {
public function get_candidate_link($courseid) {
global $DB;
if (!has_capability('moodle/course:enrolconfig', get_context_instance(CONTEXT_COURSE, $courseid, MUST_EXIST))) {
$coursecontext = get_context_instance(CONTEXT_COURSE, $courseid);
if (!has_capability('moodle/course:enrolconfig', $coursecontext)) {
return NULL;
}
if (!$DB->record_exists('cohort', array())) {
//TODO: consider only parent contexts
list($sqlparents, $params) = $DB->get_in_or_equal(get_parent_contexts($coursecontext));
$sql = "SELECT id, contextid
FROM {cohort}
WHERE contextid $sqlparents
ORDER BY name ASC";
$cohorts = $DB->get_records_sql($sql, $params);
$found = false;
foreach ($cohorts as $c) {
$context = get_context_instance_by_id($c->contextid);
if (has_capability('moodle/cohort:view', $context)) {
$found = true;
break;
}
}
if (!$found) {
return NULL;
}
// multiple instances supported - multiple parent courses linked