/**
* Deletes the admission rule and all associated data.
*/
public function delete()
{
if ($this->prio_exists) {
$set_id = DBManager::get()->fetchColumn("SELECT set_id FROM courseset_rule WHERE rule_id = ? LIMIT 1", array($this->id));
//Delete priorities
AdmissionPriority::unsetAllPriorities($set_id);
}
parent::delete();
// Delete rule data.
$stmt = DBManager::get()->prepare("DELETE FROM `participantrestrictedadmissions`\n WHERE `rule_id`=?");
$stmt->execute(array($this->id));
}
public function store()
{
// Generate new ID if course set doesn't exist in DB yet.
if (!$this->id) {
do {
$newid = md5(uniqid(get_class($this), true));
$db = DBManager::get()->query("SELECT `set_id`\n FROM `coursesets` WHERE `set_id`='{$newid}'");
} while ($db->fetch());
$this->id = $newid;
}
if (!$this->user_id) {
$this->user_id = $GLOBALS['user']->id;
}
if ($this->isSeatDistributionEnabled()) {
if (!$this->getAlgorithm()) {
$algorithm = new RandomAlgorithm();
$this->setAlgorithm($algorithm);
}
if (!$this->getSeatDistributionTime()) {
$this->setAlgorithmRun(true);
//Delete priorities
AdmissionPriority::unsetAllPriorities($this->getId());
}
if ($this->getSeatDistributionTime() > time()) {
$this->setAlgorithmRun(false);
}
}
// Store basic data.
$stmt = DBManager::get()->prepare("INSERT INTO `coursesets`\n (`set_id`, `user_id`, `name`, `infotext`, `algorithm`, `algorithm_run`,\n `private`, `mkdate`, `chdate`)\n VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?) ON DUPLICATE KEY UPDATE\n `name`=VALUES(`name`), `infotext`=VALUES(`infotext`),\n `algorithm`=VALUES(`algorithm`), `algorithm_run`=VALUES(`algorithm_run`), `private`=VALUES(`private`),\n `chdate`=VALUES(`chdate`)");
$stmt->execute(array($this->id, $this->user_id, $this->name, $this->infoText, get_class($this->algorithm), $this->hasAlgorithmRun(), intval($this->private), time(), time()));
// Delete removed institute assignments from database.
DBManager::get()->exec("DELETE FROM `courseset_institute`\n WHERE `set_id`='" . $this->id . "' AND `institute_id` NOT IN ('" . implode("', '", array_keys($this->institutes)) . "')");
// Store associated institute IDs.
foreach ($this->institutes as $institute => $associated) {
$stmt = DBManager::get()->prepare("INSERT IGNORE INTO `courseset_institute`\n (`set_id`, `institute_id`, `mkdate`)\n VALUES (?, ?, ?)");
$stmt->execute(array($this->id, $institute, time()));
}
// log removed course assignments.
DBManager::get()->fetchAll("SELECT seminar_id,set_id FROM `seminar_courseset`\n WHERE `set_id` = ? AND `seminar_id` NOT IN (?)", array($this->id, count($this->courses) ? array_keys($this->courses) : ''), function ($row) {
StudipLog::log('SEM_CHANGED_ACCESS', $row['seminar_id'], null, 'Entfernung von Anmeldeset', sprintf('Anmeldeset: %s', $row['set_id']));
//Delete priorities
AdmissionPriority::unsetAllPrioritiesForCourse($row['seminar_id']);
});
//removed course assignments
DBManager::get()->execute("DELETE FROM `seminar_courseset`\n WHERE `set_id` = ? AND `seminar_id` NOT IN (?)", array($this->id, count($this->courses) ? array_keys($this->courses) : ''));
//log removing other associations
DBManager::get()->execute("SELECT seminar_id,set_id FROM `seminar_courseset`\n WHERE `set_id` <> ? AND `seminar_id` IN (?)", array($this->id, array_keys($this->courses)), function ($row) {
StudipLog::log('SEM_CHANGED_ACCESS', $row['seminar_id'], null, 'Entfernung von Anmeldeset', sprintf('Anmeldeset: %s', $row['set_id']));
//Delete priorities
AdmissionPriority::unsetAllPrioritiesForCourse($row['seminar_id']);
});
//Delete other associations, only one set possible
DBManager::get()->execute("DELETE FROM `seminar_courseset`\n WHERE `set_id` <> ? AND `seminar_id` IN (?)", array($this->id, array_keys($this->courses)));
// Store associated course IDs.
foreach ($this->courses as $course => $associated) {
$stmt = DBManager::get()->prepare("INSERT IGNORE INTO `seminar_courseset`\n (`set_id`, `seminar_id`, `mkdate`)\n VALUES (?, ?, ?)");
$stmt->execute(array($this->id, $course, time()));
if ($stmt->rowCount()) {
StudipLog::log('SEM_CHANGED_ACCESS', $course, null, 'Zuordnung zu Anmeldeset', sprintf('Anmeldeset: %s', $this->id));
}
}
// Delete removed user list assignments from database.
DBManager::get()->exec("DELETE FROM `courseset_factorlist`\n WHERE `set_id`='" . $this->id . "' AND `factorlist_id` NOT IN ('" . implode("', '", array_keys($this->userlists)) . "')");
// Store associated user list IDs.
foreach ($this->userlists as $list => $associated) {
$stmt = DBManager::get()->prepare("INSERT IGNORE INTO `courseset_factorlist`\n (`set_id`, `factorlist_id`, `mkdate`)\n VALUES (?, ?, ?)");
$stmt->execute(array($this->id, $list, time()));
}
// Delete removed admission rules from database.
$stmt = DBManager::get()->query("SELECT `rule_id`, `type` FROM `courseset_rule`\n WHERE `set_id`='" . $this->id . "' AND `rule_id` NOT IN ('" . implode("', '", array_keys($this->admissionRules)) . "')");
$data = $stmt->fetchAll(PDO::FETCH_ASSOC);
foreach ($data as $ruleData) {
$rule = new $ruleData['type']($ruleData['rule_id']);
$rule->delete();
}
// Store all rules.
foreach ($this->admissionRules as $rule) {
// Store each rule...
$rule->store();
// ... and its connection to the current course set.
$stmt = DBManager::get()->prepare("INSERT INTO `courseset_rule`\n (`set_id`, `rule_id`, `type`, `mkdate`)\n VALUES (?, ?, ?, ?) ON DUPLICATE KEY UPDATE\n `type`=VALUES(`type`)");
$stmt->execute(array($this->id, $rule->getId(), get_class($rule), time()));
}
//fix free access courses
if (count($this->courses)) {
DBManager::get()->execute("UPDATE seminare SET Lesezugriff=1,Schreibzugriff=1 WHERE seminar_id IN(?)", array(array_keys($this->courses)));
}
}
