Check if the given object ID exists.
| public objectIdExists ( string $object_id ) : boolean | ||
| $object_id | string | The object ID. |
| return | boolean | True if the ID was found, false otherwise. |
/**
* Checks if the event's UID already exists and returns all event
* ids with that UID.
*
* @param string $uid The event's uid.
* @param string $calendar_id Calendar to search in.
*
* @return string|boolean Returns a string with event_id or false if
* not found.
* @throws Kronolith_Exception
*/
public function exists($uid, $calendar_id = null)
{
// Log error if someone uses this function in an unsupported way
if ($calendar_id != $this->calendar) {
throw new BadMethodCallException(sprintf('Kolab::exists called for calendar %s. Currently active is %s.', $calendar_id, $this->calendar));
}
$this->synchronize();
if ($this->_data->objectIdExists($uid)) {
return $uid;
}
return false;
}
/**
* Synchronize any changes with the History driver.
*
* @param array $params Additional parameters:
* - changes: (array) An array of arrays keyed by backend id containing
* information about each change. If not present,
* triggers a full history sync.
* - is_reset: (boolean) If true, indicates that UIDVALIDITY changed.
*/
public function synchronize($params = array())
{
$user = $this->_data->getAuth();
$folder = $this->_data->getPath();
// check if IMAP uidvalidity changed
$is_reset = !empty($params['is_reset']);
if (isset($params['changes']) && !$is_reset) {
$added = $params['changes'][Horde_Kolab_Storage_Folder_Stamp::ADDED];
$deleted = $params['changes'][Horde_Kolab_Storage_Folder_Stamp::DELETED];
if (!empty($added) || !empty($deleted)) {
if (!($prefix = $this->_factory->getHistoryPrefixGenerator()->getPrefix($this->_data))) {
// Abort history update if we can't determine the prefix.
return;
}
$this->_logger->debug(sprintf('[KOLAB_STORAGE] Incremental Horde_History update for user: %s, folder: %s, prefix: %s', $user, $folder, $prefix));
}
foreach ($added as $bid => $object) {
$this->_updateLog($prefix . $object['uid'], $bid);
}
foreach ($deleted as $bid => $object_uid) {
// Check if the object is really gone from the folder.
// Otherwise we just deleted a duplicated object or updated the original one.
// (An update results in an ADDED + DELETED folder action)
if ($this->_data->objectIdExists($object_uid) == true) {
$this->_logger->debug(sprintf('[KOLAB_STORAGE] Object still existing: object: %s, vanished IMAP uid: %d. Skipping delete from Horde_History.', $object_uid, $bid));
continue;
}
$this->_logger->debug(sprintf('[KOLAB_STORAGE] Object deleted: uid: %d -> %s, logging in Horde_History.', $bid, $object_uid));
$this->_history->log($prefix . $object_uid, array('action' => 'delete', 'bid' => $bid), true);
}
} else {
// Full sync. Either our timestamp is too old or the IMAP
// uidvalidity changed.
if (!($prefix = $this->_factory->getHistoryPrefixGenerator()->getPrefix($this->_data))) {
return;
}
$this->_logger->debug(sprintf('[KOLAB_STORAGE] Full Horde_History sync for user: %s, folder: %s, is_reset: %d, prefix: %s', $user, $folder, $is_reset, $prefix));
$this->_completeSynchronization($prefix, $is_reset);
}
}
/**
* Check if the given object ID exists.
*
* @param string $object_id The object ID.
*
* @return boolean True if the ID was found, false otherwise.
*/
public function objectIdExists($object_id)
{
return $this->_data->objectIdExists($object_id);
}
