Horde_ActiveSync_Message_Exception::_preEncodeValidation PHP Method

    protected function _preEncodeValidation()
    {
        if ($this->_properties['alldayevent']) {
            if ($this->_properties['starttime']) {
                $this->_properties['starttime']->hour = 0;
                $this->_properties['starttime']->min = 0;
                $this->_properties['starttime']->sec = 0;
            }
            if ($this->_properties['endtime']) {
                $this->_properties['endtime']->hour = 0;
                $this->_properties['endtime']->min = 0;
                $this->_properties['endtime']->sec = 0;
            }
            // For EAS 16, timezone cannot be sent for allday events. The
            // event is interpreted to be on the given date regardless of
            // timezone...as such, we need to manually convert to UTC here
            // and (re)set the date to be sure it matches the desired date.
            if ($this->_version == Horde_ActiveSync::VERSION_SIXTEEN) {
                $this->_properties['timezone'] = false;
                $mday = $this->_properties['starttime']->mday;
                if ($this->_properties['starttime']) {
                    $this->_properties['starttime']->setTimezone('UTC');
                    $this->_properties['starttime']->mday = $mday;
                    $this->_properties['starttime']->hour = 0;
                    $this->_properties['starttime']->min = 0;
                    $this->_properties['starttime']->sec = 0;
                }
                if ($this->_properties['endtime']) {
                    $mday = $this->_properties['endtime']->mday;
                    $this->_properties['endtime']->setTimezone('UTC');
                    $this->_properties['endtime']->mday = $mday;
                    $this->_properties['endtime']->hour = 0;
                    $this->_properties['endtime']->min = 0;
                    $this->_properties['endtime']->sec = 0;
                }
            }
        }
        return true;
    }