$url = new moodle_url('/enrol/unenroluser.php', $params);
$actions[] = new user_enrolment_action(new pix_icon('t/delete', ''), get_string('unenrol', 'enrol'), $url, array('class'=>'unenrollink', 'rel'=>$ue->id));
}
+ if ($this->allow_manage($instance) && has_capability("enrol/paypal:manage", $context)) {
+ $url = new moodle_url('/enrol/editenrolment.php', $params);
+ $actions[] = new user_enrolment_action(new pix_icon('t/edit', ''), get_string('edit'), $url, array('class'=>'editenrollink', 'rel'=>$ue->id));
+ }
return $actions;
}
+
+ public function cron() {
+ $trace = new text_progress_trace();
+ $this->process_expirations($trace);
+ }
+
+ /**
+ * Execute synchronisation.
+ * @param progress_trace $trace
+ * @return int exit code, 0 means ok
+ */
+ public function sync(progress_trace $trace) {
+ $this->process_expirations($trace);
+ return 0;
+ }
+
+ /**
+ * Do any enrolment expiration processing.
+ *
+ * @param progress_trace $trace
+ * @return bool true if any data processed, false if not
+ */
+ protected function process_expirations(progress_trace $trace) {
+ global $DB;
+
+ //TODO: this method should be moved to parent class once we refactor all existing enrols, see MDL-36504.
+
+ $processed = false;
+ $name = $this->get_name();
+
+ // Deal with expired accounts.
+ $action = $this->get_config('expiredaction', ENROL_EXT_REMOVED_KEEP);
+
+ if ($action == ENROL_EXT_REMOVED_UNENROL) {
+ $instances = array();
+ $sql = "SELECT ue.*, e.courseid, c.id AS contextid
+ FROM {user_enrolments} ue
+ JOIN {enrol} e ON (e.id = ue.enrolid AND e.enrol = :enrol)
+ JOIN {context} c ON (c.instanceid = e.courseid AND c.contextlevel = :courselevel)
+ WHERE ue.timeend > 0 AND ue.timeend < :now";
+ $params = array('now'=>time(), 'courselevel'=>CONTEXT_COURSE, 'enrol'=>$name);
+
+ $rs = $DB->get_recordset_sql($sql, $params);
+ foreach ($rs as $ue) {
+ if (!$processed) {
+ $trace->output("Starting processing of enrol_$name expirations...");
+ $processed = true;
+ }
+ if (empty($instances[$ue->enrolid])) {
+ $instances[$ue->enrolid] = $DB->get_record('enrol', array('id'=>$ue->enrolid));
+ }
+ $instance = $instances[$ue->enrolid];
+ if (!$this->roles_protected()) {
+ // Let's just guess what extra roles are supposed to be removed.
+ if ($instance->roleid) {
+ role_unassign($instance->roleid, $ue->userid, $ue->contextid);
+ }
+ }
+ // The unenrol cleans up all subcontexts if this is the only course enrolment for this user.
+ $this->unenrol_user($instance, $ue->userid);
+ $trace->output("Unenrolling expired user $ue->userid from course $instance->courseid", 1);
+ }
+ $rs->close();
+ unset($instances);
+
+ } else if ($action == ENROL_EXT_REMOVED_SUSPENDNOROLES) {
+ $instances = array();
+ $sql = "SELECT ue.*, e.courseid, c.id AS contextid
+ FROM {user_enrolments} ue
+ JOIN {enrol} e ON (e.id = ue.enrolid AND e.enrol = :enrol)
+ JOIN {context} c ON (c.instanceid = e.courseid AND c.contextlevel = :courselevel)
+ WHERE ue.timeend > 0 AND ue.timeend < :now
+ AND ue.status = :useractive";
+ $params = array('now'=>time(), 'courselevel'=>CONTEXT_COURSE, 'useractive'=>ENROL_USER_ACTIVE, 'enrol'=>$name);
+ $rs = $DB->get_recordset_sql($sql, $params);
+ foreach ($rs as $ue) {
+ if (!$processed) {
+ $trace->output("Starting processing of enrol_$name expirations...");
+ $processed = true;
+ }
+ if (empty($instances[$ue->enrolid])) {
+ $instances[$ue->enrolid] = $DB->get_record('enrol', array('id'=>$ue->enrolid));
+ }
+ $instance = $instances[$ue->enrolid];
+
+ if (!$this->roles_protected()) {
+ // Let's just guess what roles should be removed.
+ $count = $DB->count_records('role_assignments', array('userid'=>$ue->userid, 'contextid'=>$ue->contextid));
+ if ($count == 1) {
+ role_unassign_all(array('userid'=>$ue->userid, 'contextid'=>$ue->contextid, 'component'=>'', 'itemid'=>0));
+
+ } else if ($count > 1 and $instance->roleid) {
+ role_unassign($instance->roleid, $ue->userid, $ue->contextid, '', 0);
+ }
+ }
+ // In any case remove all roles that belong to this instance and user.
+ role_unassign_all(array('userid'=>$ue->userid, 'contextid'=>$ue->contextid, 'component'=>'enrol_'.$name, 'itemid'=>$instance->id), true);
+ // Final cleanup of subcontexts if there are no more course roles.
+ if (0 == $DB->count_records('role_assignments', array('userid'=>$ue->userid, 'contextid'=>$ue->contextid))) {
+ role_unassign_all(array('userid'=>$ue->userid, 'contextid'=>$ue->contextid, 'component'=>'', 'itemid'=>0), true);
+ }
+
+ $this->update_user_enrol($instance, $ue->userid, ENROL_USER_SUSPENDED);
+ $trace->output("Suspending expired user $ue->userid in course $instance->courseid", 1);
+ }
+ $rs->close();
+ unset($instances);
+
+ } else {
+ // ENROL_EXT_REMOVED_KEEP means no changes.
+ }
+
+ if ($processed) {
+ $trace->output("...finished processing of enrol_$name expirations");
+ } else {
+ $trace->output("No expired enrol_$name enrolments detected");
+ }
+ $trace->finished();
+
+ return $processed;
+ }
}
