/**
* note: listener hook fires after record hook
* (non-PHPdoc)
* @see branch/vendors/doctrine/Doctrine/Record/Doctrine_Record_Listener#preSave()
*/
public function preSave(Doctrine_Event $event)
{
// housekeeping
$record = $event->getInvoker();
$this->limitParentDates($record);
// set any runtime defaults here
if (!$record->getEffectiveDate()) {
// effective date defaults to the table's currently set query date
$record->{$this->_options['eff_date']} = date($this->date_format);
}
// sanity checks
if (!$record->isModified()) {
// no changes? don't check anything
return;
}
// don't save an instantaneous or nonsense record
if (!is_null($record->getExpirationDate())) {
if ($record->getEffectiveDate() == $record->getExpirationDate()) {
throw new Doctrine_Record_SavingNonsenseException("Won't save instantaneous {$record->getTable()->getComponentName()} record with effective & expiration: " . $record->getEffectiveDate());
} elseif ($record->getEffectiveDate() > $record->getExpirationDate()) {
throw new Doctrine_Record_SavingNonsenseException("Won't save {$record->getTable()->getComponentName()} record with effective > expiration: " . $record->getEffectiveDate() . " > " . $record->getExpirationDate());
}
}
/**
* validation: can't modify past dates
* - can't change expired records (exp_date < today)
* - can't change past eff_date (eff_date < today)
* - if changing eff_date to future on current record, then this will force creation of new, future record AND truncate the current one TODAY.
*/
if (Doctrine_Template_Temporal::isTemporalEnforcementSet() && !$this->_options['allow_past_modifications']) {
$this->enforceTemporalModConstraints($record);
}
// after finalizing & checking all the date values, is there a temporal unique constraint violation?
$record->enforceTemporalUniqueness();
}
public function __construct(array $options = array())
{
parent::__construct($options);
$segment_options = $this->_options;
$segment_options['parents'][] = $segment_options['parent_alias'];
// enforce temporal parent/child constraints
if (isset($segment_options['segment_classname'])) {
$segment_options['className'] = $segment_options['segment_classname'];
unset($segment_options['segment_classname']);
} else {
unset($segment_options['className']);
// let it default
}
unset($segment_options['children']);
// interferes with Doctrine_Record_Generator
$this->_plugin = new Doctrine_Record_Generator_TemporalSegment($segment_options);
$this->_options['children'][] = $this->_options['child_alias'];
// enforce temporal parent/child constraints
}
public static function setTemporalEnforcement($enforce = true)
{
self::$enforce_temporal_constraints = $enforce;
}