diff --git a/lib/kolab_sync_data_calendar.php b/lib/kolab_sync_data_calendar.php index 8fab24d..44da67f 100644 --- a/lib/kolab_sync_data_calendar.php +++ b/lib/kolab_sync_data_calendar.php @@ -1,701 +1,719 @@ | | | | This program is free software: you can redistribute it and/or modify | | it under the terms of the GNU Affero General Public License as published | | by the Free Software Foundation, either version 3 of the License, or | | (at your option) any later version. | | | | This program is distributed in the hope that it will be useful, | | but WITHOUT ANY WARRANTY; without even the implied warranty of | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | | GNU Affero General Public License for more details. | | | | You should have received a copy of the GNU Affero General Public License | | along with this program. If not, see | +--------------------------------------------------------------------------+ | Author: Aleksander Machniak | +--------------------------------------------------------------------------+ */ /** * Calendar (Events) data class for Syncroton */ class kolab_sync_data_calendar extends kolab_sync_data implements Syncroton_Data_IDataCalendar { /** * Mapping from ActiveSync Calendar namespace fields */ protected $mapping = array( 'allDayEvent' => 'allday', 'startTime' => 'start', // keep it before endTime here //'attendees' => 'attendees', 'body' => 'description', //'bodyTruncated' => 'bodytruncated', 'busyStatus' => 'free_busy', //'categories' => 'categories', 'dtStamp' => 'changed', 'endTime' => 'end', //'exceptions' => 'exceptions', 'location' => 'location', //'meetingStatus' => 'meetingstatus', //'organizerEmail' => 'organizeremail', //'organizerName' => 'organizername', //'recurrence' => 'recurrence', //'reminder' => 'reminder', //'responseRequested' => 'responserequested', //'responseType' => 'responsetype', 'sensitivity' => 'sensitivity', 'subject' => 'title', //'timezone' => 'timezone', 'uID' => 'uid', ); /** * Kolab object type * * @var string */ protected $modelName = 'event'; /** * Type of the default folder * * @var int */ protected $defaultFolderType = Syncroton_Command_FolderSync::FOLDERTYPE_CALENDAR; /** * Default container for new entries * * @var string */ protected $defaultFolder = 'Calendar'; /** * Type of user created folders * * @var int */ protected $folderType = Syncroton_Command_FolderSync::FOLDERTYPE_CALENDAR_USER_CREATED; /** * attendee status */ const ATTENDEE_STATUS_UNKNOWN = 0; const ATTENDEE_STATUS_TENTATIVE = 2; const ATTENDEE_STATUS_ACCEPTED = 3; const ATTENDEE_STATUS_DECLINED = 4; const ATTENDEE_STATUS_NOTRESPONDED = 5; /** * attendee types */ const ATTENDEE_TYPE_REQUIRED = 1; const ATTENDEE_TYPE_OPTIONAL = 2; const ATTENDEE_TYPE_RESOURCE = 3; /** * busy status constants */ const BUSY_STATUS_FREE = 0; const BUSY_STATUS_TENTATIVE = 1; const BUSY_STATUS_BUSY = 2; const BUSY_STATUS_OUTOFOFFICE = 3; /** * Sensitivity values */ const SENSITIVITY_NORMAL = 0; const SENSITIVITY_PERSONAL = 1; const SENSITIVITY_PRIVATE = 2; const SENSITIVITY_CONFIDENTIAL = 3; /** * Mapping of attendee status * * @var array */ protected $attendeeStatusMap = array( 'UNKNOWN' => self::ATTENDEE_STATUS_UNKNOWN, 'TENTATIVE' => self::ATTENDEE_STATUS_TENTATIVE, 'ACCEPTED' => self::ATTENDEE_STATUS_ACCEPTED, 'DECLINED' => self::ATTENDEE_STATUS_DECLINED, 'DELEGATED' => self::ATTENDEE_STATUS_UNKNOWN, 'NEEDS-ACTION' => self::ATTENDEE_STATUS_UNKNOWN, //self::ATTENDEE_STATUS_NOTRESPONDED, ); /** * Mapping of attendee type * * NOTE: recurrences need extra handling! * @var array */ protected $attendeeTypeMap = array( 'REQ-PARTICIPANT' => self::ATTENDEE_TYPE_REQUIRED, 'OPT-PARTICIPANT' => self::ATTENDEE_TYPE_OPTIONAL, // 'NON-PARTICIPANT' => self::ATTENDEE_TYPE_RESOURCE, // 'CHAIR' => self::ATTENDEE_TYPE_RESOURCE, ); /** * Mapping of busy status * * @var array */ protected $busyStatusMap = array( 'free' => self::BUSY_STATUS_FREE, 'tentative' => self::BUSY_STATUS_TENTATIVE, 'busy' => self::BUSY_STATUS_BUSY, 'outofoffice' => self::BUSY_STATUS_OUTOFOFFICE, ); /** * mapping of sensitivity * * @var array */ protected $sensitivityMap = array( 'public' => self::SENSITIVITY_PERSONAL, 'private' => self::SENSITIVITY_PRIVATE, 'confidential' => self::SENSITIVITY_CONFIDENTIAL, ); /** * Appends contact data to xml element * * @param Syncroton_Model_SyncCollection $collection Collection data * @param string $serverId Local entry identifier * @param boolean $as_array Return entry as array * * @return array|Syncroton_Model_Event|array Event object */ public function getEntry(Syncroton_Model_SyncCollection $collection, $serverId, $as_array = false) { $event = is_array($serverId) ? $serverId : $this->getObject($collection->collectionId, $serverId); $config = $this->getFolderConfig($event['_mailbox']); $result = array(); // Timezone // Kolab Format 3.0 and xCal does support timezone per-date, but ActiveSync allows // only one timezone per-event. We'll use timezone of the start date if ($event['start'] instanceof DateTime) { $timezone = $event['start']->getTimezone(); if ($timezone && ($tz_name = $timezone->getName()) != 'UTC') { $tzc = kolab_sync_timezone_converter::getInstance(); if ($tz_name = $tzc->encodeTimezone($tz_name)) { $result['timezone'] = $tz_name; } } } // Calendar namespace fields foreach ($this->mapping as $key => $name) { $value = $this->getKolabDataItem($event, $name); switch ($name) { case 'changed': case 'end': case 'start': // For all-day events Kolab uses different times // At least Android doesn't display such event as all-day event if ($value && is_a($value, 'DateTime')) { $date = clone $value; if ($event['allday']) { // need this for self::date_from_kolab() $date->_dateonly = false; if ($name == 'start') { $date->setTime(0, 0, 0); } else if ($name == 'end') { $date->setTime(0, 0, 0); $date->modify('+1 day'); } } // set this date for use in recurrence exceptions handling if ($name == 'start') { $event['_start'] = $date; } $value = self::date_from_kolab($date); } break; case 'sensitivity': $value = intval($this->sensitivityMap[$value]); break; case 'free_busy': $value = $this->busyStatusMap[$value]; break; case 'description': $value = $this->body_from_kolab($value, $collection); break; } if (empty($value) || is_array($value)) { continue; } $result[$key] = $value; } // Event reminder time if ($config['ALARMS']) { $result['reminder'] = $this->from_kolab_alarm($event); } $result['categories'] = array(); $result['attendees'] = array(); // Categories, Roundcube Calendar plugin supports only one category at a time if (!empty($event['categories'])) { $result['categories'] = (array) $event['categories']; } // Organizer if (!empty($event['attendees'])) { foreach ($event['attendees'] as $idx => $attendee) { if ($attendee['role'] == 'ORGANIZER') { if ($name = $attendee['name']) { $result['organizerName'] = $name; } if ($email = $attendee['email']) { $result['organizerEmail'] = $email; } unset($event['attendees'][$idx]); break; } } } // Attendees if (!empty($event['attendees'])) { foreach ($event['attendees'] as $idx => $attendee) { $att = array(); if ($name = $attendee['name']) { $att['name'] = $name; } if ($email = $attendee['email']) { $att['email'] = $email; } if ($this->asversion >= 12) { $type = isset($attendee['role']) ? $this->attendeeTypeMap[$attendee['role']] : null; $status = isset($attendee['status']) ? $this->attendeeStatusMap[$attendee['status']] : null; $att['attendeeType'] = $type ? $type : self::ATTENDEE_TYPE_REQUIRED; $att['attendeeStatus'] = $status ? $status : self::ATTENDEE_STATUS_UNKNOWN; } $result['attendees'][] = new Syncroton_Model_EventAttendee($att); } } // Event meeting status $this->meeting_status_from_kolab($collection, $event, $result); // Recurrence (and exceptions) $this->recurrence_from_kolab($collection, $event, $result); return $as_array ? $result : new Syncroton_Model_Event($result); } /** * convert contact from xml to libkolab array * * @param Syncroton_Model_IEntry $data Contact to convert * @param string $folderid Folder identifier * @param array $entry Existing entry * @param DateTimeZone $timezone Timezone of the event * * @return array */ public function toKolab(Syncroton_Model_IEntry $data, $folderid, $entry = null, $timezone = null) { $event = !empty($entry) ? $entry : array(); $foldername = isset($event['_mailbox']) ? $event['_mailbox'] : $this->getFolderName($folderid); $config = $this->getFolderConfig($foldername); $is_exception = $data instanceof Syncroton_Model_EventException; $last_update = $event['changed']; $event['allday'] = 0; // check data validity $this->eventCheck($data); // Timezone if (!$timezone && isset($data->timezone)) { $tzc = kolab_sync_timezone_converter::getInstance(); $expected = kolab_format::$timezone->getName(); if (!empty($event['start']) && ($event['start'] instanceof DateTime)) { $expected = $event['start']->getTimezone()->getName(); } $timezone = $tzc->getTimezone($data->timezone, $expected); try { $timezone = new DateTimeZone($timezone); } catch (Exception $e) { $timezone = null; } } if (empty($timezone)) { $timezone = new DateTimeZone('UTC'); } // Calendar namespace fields foreach ($this->mapping as $key => $name) { // skip UID field, unsupported in event exceptions // we need to do this here, because the next line (data getter) will throw an exception if ($is_exception && $key == 'uID') { continue; } $value = $data->$key; switch ($name) { case 'changed': $value = null; break; case 'end': case 'start': if ($timezone && $value) { $value->setTimezone($timezone); } if ($value && $data->allDayEvent) { $value->_dateonly = true; // In ActiveSync all-day event ends on 00:00:00 next day // In Kolab we just ignore the time spec. if ($name == 'end') { $diff = date_diff($event['start'], $value); $value = clone $event['start']; if ($diff->days > 1) { $value->add(new DateInterval('P' . ($diff->days - 1) . 'D')); } } } break; case 'sensitivity': $map = array_flip($this->sensitivityMap); $value = $map[$value]; break; case 'free_busy': $map = array_flip($this->busyStatusMap); $value = $map[$value]; break; case 'description': $value = $this->getBody($value, Syncroton_Model_EmailBody::TYPE_PLAINTEXT); // If description isn't specified keep old description if ($value === null) { continue 2; } break; } $this->setKolabDataItem($event, $name, $value); } // Try to fix allday events from Android // It doesn't set all-day flag but the period is a whole day if (!$event['allday'] && $event['end'] && $event['start']) { $interval = @date_diff($event['start'], $event['end']); if ($interval && $interval->format('%y%m%d%h%i%s') === '001000') { $event['allday'] = 1; $event['end'] = clone $event['start']; } } // Reminder // @TODO: should alarms be used when importing event from phone? if ($config['ALARMS']) { $event['valarms'] = $this->to_kolab_alarm($data->reminder, $event); } $event['attendees'] = array(); $event['categories'] = array(); // Categories if (isset($data->categories)) { foreach ($data->categories as $category) { $event['categories'][] = $category; } } // Organizer if (!$is_exception) { $name = $data->organizerName; $email = $data->organizerEmail; if ($name || $email) { $event['attendees'][] = array( 'role' => 'ORGANIZER', 'name' => $name, 'email' => $email, ); } } // Attendees if (isset($data->attendees)) { foreach ($data->attendees as $attendee) { $role = false; if (isset($attendee->attendeeType)) { $role = array_search($attendee->attendeeType, $this->attendeeTypeMap); } if ($role === false) { $role = array_search(self::ATTENDEE_TYPE_REQUIRED, $this->attendeeTypeMap); } - // AttendeeStatus send only on repsonse (?) - - $event['attendees'][] = array( + $_attendee = array( 'role' => $role, 'name' => $attendee->name, 'email' => $attendee->email, ); + + if (isset($attendee->attendeeStatus)) { + $_attendee['status'] = $attendee->attendeeStatus ? array_search($attendee->attendeeStatus, $this->attendeeStatusMap) : null; + if (!$_attendee['status']) { + $_attendee['status'] = 'NEEDS-ACTION'; + $_attendee['rsvp'] = true; + } + } + else if (!empty($event['attendees'])) { + // copy the old attendee status + foreach ($event['attendees'] as $old_attendee) { + if ($old_attendee['email'] == $_attendee['email'] && isset($old_attendee['status'])) { + $_attendee['status'] = $old_attendee['status']; + $_attendee['rsvp'] = $old_attendee['rsvp']; + break; + } + } + } + + $event['attendees'][] = $_attendee; } } // recurrence (and exceptions) if (!$is_exception) { $event['recurrence'] = $this->recurrence_to_kolab($data, $folderid, $timezone); } // Bump SEQUENCE number on update (Outlook only). // It's been confirmed that any change of the event that has attendees specified // bumps SEQUENCE number of the event (we can see this in sent iTips). if (!empty($entry) && !$is_exception && !empty($data->attendees) && $data->dtStamp && $last_update && $data->dtStamp > $last_update && stripos($this->device->devicetype, 'outlook') !== false ) { $event['sequence'] += 1; } return $event; } /** * Set attendee status for meeting * * @param Syncroton_Model_MeetingResponse $request The meeting response * * @return string ID of new calendar entry */ public function setAttendeeStatus(Syncroton_Model_MeetingResponse $request) { // @TODO: not implemented throw new Syncroton_Exception_Status_MeetingResponse(Syncroton_Exception_Status_MeetingResponse::MEETING_ERROR); } /** * Returns filter query array according to specified ActiveSync FilterType * * @param int $filter_type Filter type * * @param array Filter query */ protected function filter($filter_type = 0) { $filter = array(array('type', '=', $this->modelName)); switch ($filter_type) { case Syncroton_Command_Sync::FILTER_2_WEEKS_BACK: $mod = '-2 weeks'; break; case Syncroton_Command_Sync::FILTER_1_MONTH_BACK: $mod = '-1 month'; break; case Syncroton_Command_Sync::FILTER_3_MONTHS_BACK: $mod = '-3 months'; break; case Syncroton_Command_Sync::FILTER_6_MONTHS_BACK: $mod = '-6 months'; break; } if (!empty($mod)) { $dt = new DateTime('now', new DateTimeZone('UTC')); $dt->modify($mod); $filter[] = array('dtend', '>', $dt); } return $filter; } /** * Set MeetingStatus according to event data */ protected function meeting_status_from_kolab($collection, $event, &$result) { // 0 - The event is an appointment, which has no attendees. // 1 - The event is a meeting and the user is the meeting organizer. // 3 - This event is a meeting, and the user is not the meeting organizer. // 5 - The meeting has been canceled and the user was the meeting organizer. // 7 - The meeting has been canceled. The user was not the meeting organizer. $status = 0; if (!empty($event['attendees'])) { // Find out if the user is an organizer // TODO: Delegation/aliases support $user_emails = kolab_sync::get_instance()->user->list_emails(); $user_emails = array_map(function($v) { return $v['email']; }, $user_emails); $is_organizer = true; foreach ($event['attendees'] as $attendee) { if (in_array_nocase($attendee['email'], $user_emails)) { $is_organizer = false; break; } } if ($event['status'] == 'CANCELLED') { $status = !empty($is_organizer) ? 5 : 7; } else { $status = !empty($is_organizer) ? 1 : 3; } } $result['meetingStatus'] = $status; } /** * Converts libkolab alarms spec. into a number of minutes */ protected function from_kolab_alarm($event) { if (isset($event['valarms'])) { foreach ($event['valarms'] as $alarm) { if (in_array($alarm['action'], array('DISPLAY', 'AUDIO'))) { $value = $alarm['trigger']; break; } } } if ($value && $value instanceof DateTime) { if ($event['start'] && ($interval = $event['start']->diff($value))) { if ($interval->invert && !$interval->m && !$interval->y) { return intval(round($interval->s/60) + $interval->i + $interval->h * 60 + $interval->d * 60 * 24); } } } else if ($value && preg_match('/^([-+]*)[PT]*([0-9]+)([WDHMS])$/', $value, $matches)) { $value = intval($matches[2]); if ($value && $matches[1] != '-') { return null; } switch ($matches[3]) { case 'S': $value = intval(round($value/60)); break; case 'H': $value *= 60; break; case 'D': $value *= 24 * 60; break; case 'W': $value *= 7 * 24 * 60; break; } return $value; } } /** * Converts ActiveSync reminder into libkolab alarms spec. */ protected function to_kolab_alarm($value, $event) { if ($value === null || $value === '') { return (array) $event['valarms']; } $valarms = array(); $unsupported = array(); if (!empty($event['valarms'])) { foreach ($event['valarms'] as $alarm) { if (!$current && in_array($alarm['action'], array('DISPLAY', 'AUDIO'))) { $current = $alarm; } else { $unsupported[] = $alarm; } } } $valarms[] = array( 'action' => $current['action'] ?: 'DISPLAY', 'description' => $current['description'] ?: '', 'trigger' => sprintf('-PT%dM', $value), ); if (!empty($unsupported)) { $valarms = array_merge($valarms, $unsupported); } return $valarms; } /** * Sanity checks on event input * * @param Syncroton_Model_IEntry &$entry Entry object * * @throws Syncroton_Exception_Status_Sync */ protected function eventCheck(Syncroton_Model_IEntry &$entry) { // https://msdn.microsoft.com/en-us/library/jj194434(v=exchg.80).aspx $now = new DateTime('now'); $rounded = new DateTime('now'); $min = (int) $rounded->format('i'); $add = $min > 30 ? (60 - $min) : (30 - $min); $rounded->add(new DateInterval('PT' . $add . 'M')); if (empty($entry->startTime) && empty($entry->endTime)) { // use current time rounded to 30 minutes $end = clone $rounded; $end->add(new DateInterval($entry->allDayEvent ? 'P1D' : 'PT30M')); $entry->startTime = $rounded; $entry->endTime = $end; } else if (empty($entry->startTime)) { if ($entry->endTime < $now || $entry->endTime < $rounded) { throw new Syncroton_Exception_Status_Sync(Syncroton_Exception_Status_Sync::INVALID_ITEM); } $entry->startTime = $rounded; } else if (empty($entry->endTime)) { if ($entry->startTime < $now) { throw new Syncroton_Exception_Status_Sync(Syncroton_Exception_Status_Sync::INVALID_ITEM); } $rounded->add(new DateInterval($entry->allDayEvent ? 'P1D' : 'PT30M')); $entry->endTime = $rounded; } } }