/**
* Indicates if the backend has a ChangesSink.
* A sink is an active notification mechanism which does not need polling.
* Since Zarafa 7.0.5 such a sink is available.
* The Zarafa backend uses this method to initialize the sink with mapi.
*
* @access public
* @return boolean
*/
public function HasChangesSink()
{
if (!$this->notifications) {
ZLog::Write(LOGLEVEL_DEBUG, "ZarafaBackend->HasChangesSink(): sink is not available");
return false;
}
$this->changesSink = @mapi_sink_create();
if (!$this->changesSink || mapi_last_hresult()) {
ZLog::Write(LOGLEVEL_WARN, sprintf("ZarafaBackend->HasChangesSink(): sink could not be created with 0x%X", mapi_last_hresult()));
return false;
}
ZLog::Write(LOGLEVEL_DEBUG, "ZarafaBackend->HasChangesSink(): created");
// advise the main store and also to check if the connection supports it
return $this->adviseStoreToSink($this->defaultstore);
}
/**
* Indicates if the backend has a ChangesSink.
* A sink is an active notification mechanism which does not need polling.
* Since Zarafa 7.0.5 such a sink is available.
* The Zarafa backend uses this method to initialize the sink with mapi.
*
* @access public
* @return boolean
*/
public function HasChangesSink()
{
if (!$this->notifications) {
ZLog::Write(LOGLEVEL_DEBUG, "ZarafaBackend->HasChangesSink(): sink is not available");
return false;
}
$this->changesSink = @mapi_sink_create();
if (!$this->changesSink) {
ZLog::Write(LOGLEVEL_DEBUG, "ZarafaBackend->HasChangesSink(): sink could not be created");
return false;
}
ZLog::Write(LOGLEVEL_DEBUG, "ZarafaBackend->HasChangesSink(): created");
return true;
}