/usr/share/php/Horde/Compress/Tnef/Icalendar.php is in php-horde-compress 2.2.1-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Copyright 2002-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @author Michael J Rubinsky <mrubinsk@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Compress
*/
/**
* Object to parse and represent iCalendar data encapsulated in a TNEF file.
*
* @author Michael J Rubinsky <mrubinsk@horde.org>
* @category Horde
* @copyright 2002-2017 Horde LLC
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @package Compress
*/
class Horde_Compress_Tnef_Icalendar extends Horde_Compress_Tnef_Object
{
const PART_ACTION = 'NEEDS-ACTION';
const PART_TENTATIVE = 'TENTATIVE';
const PART_DECLINE = 'DECLINE';
const PART_ACCEPTED = 'ACCEPTED';
/**
* ICalendar METHOD
*
* @var string
*/
protected $_method;
/**
*
* @var string
*/
protected $_summary;
/**
*
* @var string
*/
protected $_location;
/**
*
* @var string
*/
protected $_url;
/**
*
* @var Horde_Date
*/
protected $_startUtc;
/**
*
* @var Horde_Date
*/
protected $_endUtc;
/**
*
* @var string
*/
protected $_duration;
/**
*
* @var boolean
*/
protected $_allday;
/**
*
* @var string
*/
protected $_organizer;
/**
*
* @var string
*/
protected $_lastModifier;
/**
* The "From" attribute used by iTip responses.
*
* @var string
*/
protected $_from;
/**
*
* @var string
*/
protected $_uid;
/**
* Recurrence data.
*
* @var array
*/
protected $_recurrence = array();
/**
*
* @var integer
*/
protected $_type;
/**
*
* @var Horde_Date
*/
protected $_created;
/**
*
* @var Horde_Date
*/
protected $_modified;
/**
* Cache of the iCalendar text.
*
* @var string
*/
protected $_content;
/**
* List of required attendees parsed from the MAPI object.
*
* @var string
*/
protected $_requiredAttendees;
/**
* The current PARTSTAT property for this meeting request.
*
* @var string A self::PART_* constant.
*/
protected $_partStat;
/**
* The description/body of the meeting request.
*
* @var string
*/
protected $_description;
/**
* RSVP property
*
* @var boolean
*/
protected $_rsvp = false;
/**
* MIME type.
*
* @var string
*/
public $type = 'text/calendar';
/**
* Accessor
*
* @param string $property
* @return mixed
*/
public function __get($property)
{
if ($property == 'content') {
if (empty($this->_content)) {
$this->_toItip();
return $this->_content;
}
}
throw new InvalidArgumentException('Invalid property access.');
}
/**
* Output the data for this object in an array.
*
* @return array
* - type: (string) The MIME type of the content.
* - subtype: (string) The MIME subtype.
* - name: (string) The filename.
* - stream: (string) The file data.
*/
public function toArray()
{
return $this->_toItip();
}
/**
* Set the METHOD parameter, used to help generate the PART-STAT attribute.
*
* @param string $method The METHOD parameter.
* @param string $class The message class.
*/
public function setMethod($method, $class = null)
{
$this->_method = $method;
switch ($class) {
case Horde_Compress_Tnef::IPM_MEETING_RESPONSE_TENT:
$this->_partStat = self::PART_TENTATIVE;
$this->_rsvp = false;
break;
case Horde_Compress_Tnef::IPM_MEETING_RESPONSE_NEG:
$this->_partStat = self::PART_DECLINE;
$this->_rsvp = false;
break;
case Horde_Compress_Tnef::IPM_MEETING_RESPONSE_POS:
$this->_partStat = self::PART_ACCEPTED;
$this->_rsvp = false;
break;
case Horde_Compress_Tnef::IPM_MEETING_REQUEST:
$this->_partStat =self::PART_ACTION;
$this->_rsvp = true;
break;
}
}
/**
* Allow this object to set any TNEF attributes it needs to know about,
* ignore any it doesn't care about.
*
* @param integer $attribute The attribute descriptor.
* @param mixed $value The value from the MAPI stream.
* @param integer $size The byte length of the data, as reported by
* the MAPI data.
*/
public function setTnefAttribute($attribute, $value, $size)
{
switch ($attribute) {
case Horde_Compress_Tnef::ABODY;
$this->_description = $value;
break;
}
}
/**
* Allow this object to set any MAPI attributes it needs to know about,
* ignore any it doesn't care about.
*
* @param integer $type The attribute type descriptor.
* @param integer $name The attribute name descriptor.
* @param mixed $value The value to set.
*
* @throws Horde_Compress_Exception
*/
public function setMapiAttribute($type, $name, $value, $ns = null)
{
// First check for pidTag* properties - these will have to namespace.
// @todo look at just cocantenating the GUID with the pidLid in the
// constants in H6?
if (empty($ns)) {
switch ($name) {
case Horde_Compress_Tnef::MAPI_CONVERSATION_TOPIC:
$this->_summary = $value;
break;
case Horde_Compress_Tnef::MAPI_SENT_REP_SMTP_ADDR:
$this->_from = $value;
break;
case Horde_Compress_Tnef::MAPI_LAST_MODIFIER_NAME:
// Sender SMTP is more appropriate, but not present in all
// meeting request MAPI objects (it's normally taken form the
// parent MAPI mail message object) Since this class doesn't
// (currently) have access to the parent MIME
// part (since this isn't necessarily from an email), this is the
// only hope of obtaining an ORGANIZER.
$this->_lastModifier = $value;
break;
case Horde_Compress_Tnef::MAPI_CREATION_TIME:
try {
$this->_created = new Horde_Date(Horde_Mapi::filetimeToUnixtime($value), 'UTC');
} catch (Horde_Mapi_Exception $e) {
throw new Horde_Compress_Exception($e);
} catch (Horde_Date_Exception $e) {
throw new Horde_Compress_Exception($e);
}
break;
case Horde_Compress_Tnef::MAPI_MODIFICATION_TIME:
try {
$this->_modified = new Horde_Date(Horde_Mapi::filetimeToUnixtime($value), 'UTC');
} catch (Horde_Mapi_Exception $e) {
throw new Horde_Compress_Exception($e);
} catch (Horde_Date_Exception $e) {
throw new Horde_Compress_Exception($e);
}
break;
case Horde_Compress_Tnef::MAPI_RESPONSE_REQUESTED:
$this->_rsvp = $value;
break;
case Horde_Compress_Tnef::MAPI_TAG_RTF_COMPRESSED:
// We may already have a description from the TNEF attBODY attribute
if (empty($this->_description)) {
$this->_description = $value;
}
break;
}
} elseif ($ns == Horde_Compress_Tnef::PSETID_APPOINTMENT) {
switch ($name) {
case Horde_Compress_Tnef::MAPI_APPOINTMENT_LOCATION:
$this->_location = $value;
break;
case Horde_Compress_Tnef::MAPI_APPOINTMENT_URL:
$this->_url = $value;
break;
case Horde_Compress_Tnef::MAPI_APPOINTMENT_START_WHOLE:
try {
$this->_startUtc = new Horde_Date(Horde_Mapi::filetimeToUnixtime($value), 'UTC');
} catch (Horde_Mapi_Exception $e) {
throw new Horde_Compress_Exception($e);
} catch (Horde_Date_Exception $e) {
throw new Horde_Compress_Exception($e);
}
break;
case Horde_Compress_Tnef::MAPI_APPOINTMENT_END_WHOLE:
try {
$this->_endUtc = new Horde_Date(Horde_Mapi::filetimeToUnixtime($value), 'UTC');
} catch (Horde_Mapi_Exception $e) {
throw new Horde_Compress_Exception($e);
} catch (Horde_Date_Exception $e) {
throw new Horde_Compress_Exception($e);
}
break;
case Horde_Compress_Tnef::MAPI_APPOINTMENT_DURATION:
$this->_duration = $value;
break;
case Horde_Compress_Tnef::MAPI_APPOINTMENT_SUBTYPE:
$this->_allday = $value;
break;
case Horde_Compress_Tnef::MAPI_ORGANIZER_ALIAS:
$this->_organizer = $value;
break;
case Horde_Compress_Tnef::MAPI_TO_ATTENDEES:
// Don't even ask. Why, Microsoft, why??
$value = str_replace(array('(', ')'), array('<', '>'), $value);
$this->_requiredAttendees = $value;
break;
case Horde_Compress_Tnef::MAPI_APPOINTMENT_RECUR:
$this->_recurrence['recur'] = $this->_parseRecurrence($value);
break;
case Horde_Compress_Tnef::MAPI_RECURRING:
// ?? Reset $this->_recurrence?
break;
case Horde_Compress_Tnef::MAPI_RECURRENCE_TYPE:
$this->_recurrence['type'] = $value;
break;
case Horde_Compress_Tnef::MAPI_RESPONSE_STATUS:
// Don't think we need this, it seems more geared towards writing
// a TNEF. Indicates the response status of an ATTENDEE. Putting
// this here for reference, see MS-OXOCAL 2.2.1.11
break;
}
} elseif ($ns == Horde_Compress_Tnef::PSETID_MEETING) {
switch ($name) {
case Horde_Compress_Tnef::MAPI_ENTRY_CLEANID:
case Horde_Compress_Tnef::MAPI_ENTRY_UID:
// Still not 100% sure about where a suitable UID comes from;
// These attributes are all said to contain it, at various times.
// The "Clean" UID is supposed to only be in appointments that
// are exceptions to a recurring series, though I have a number
// of examples where that is not the case. Also, in some cases
// some of these attributes seem to be set here multiple times,
// sometimes with non-empty and then empty values, so never set
// self::$_uid if it is already set, or if $value is empty.
if (empty($this->_uid) && !empty($value)) {
$this->_uid = Horde_Mapi::getUidFromGoid(bin2hex($value));
}
break;
case Horde_Compress_Tnef::MAPI_MEETING_REQUEST_TYPE: //pset
$this->_type = $value;
break;
}
} else {
$this->_logger->notice(sprintf('Unknown namespace GUID: %s', $ns));
}
}
/**
* Parse recurrence properties.
*
* @param string $value MAPI stream
*
* @return Horde_Date_Recurrence
* @throws Horde_Compress_Exception
*/
protected function _parseRecurrence($value)
{
$deleted = $modified = array();
// both are 0x3004 (version strings);
$this->_geti($value, 16);
$this->_geti($value, 16);
$freq = $this->_geti($value, 16);
$pattern = $this->_geti($value, 16);
$calendarType = $this->_geti($value, 16);
$firstDt = $this->_geti($value, 32);
$period = $this->_geti($value, 32);
// Only used for tasks, otherwise value must be zero.
$flag = $this->_geti($value, 32);
// TypeSpecific field
switch ($pattern) {
case Horde_Compress_Tnef::PATTERN_DAY:
// Nothing here to see, move along.
break;
case Horde_Compress_Tnef::PATTERN_WEEK:
// Bits: 0/unused, 1/Saturday, 2/Friday, 3/Thursday, 4/Wednesday,
// 5/Tuesday, 6/Monday, 7/Sunday.
$day = $this->_geti($value, 8);
// ??
$this->_geti($value, 24);
break;
case Horde_Compress_Tnef::PATTERN_MONTH:
case Horde_Compress_Tnef::PATTERN_MONTH_END:
// Day of month on which the recurrence falls.
$day = $this->_geti($value, 32);
break;
case Horde_Compress_Tnef::PATTERN_MONTH_NTH:
// Bits: 0/unused, 1/Saturday, 2/Friday, 3/Thursday, 4/Wednesday,
// 5/Tuesday, 6/Monday, 7/Sunday.
// For Nth Weekday of month
$day = $this->_geti($value, 8);
$this->_geti($value, 24);
$n = $this->_geti($value, 32);
break;
}
$end = $this->_geti($value, 32);
$count = $this->_geti($value, 32);
$fdow = $this->_geti($value, 32);
$deletedCount = $this->_geti($value, 32);
for ($i = 0; $i < $deletedCount; $i++) {
$deleted[] = $this->_geti($value, 32);
}
$modifiedCount = $this->_geti($value, 32);
for ($i = 0; $i < $modifiedCount; $i++) {
$modified[] = $this->_geti($value, 32);
}
// What Timezone are these in?
try {
$startDate = new Horde_Date(Horde_Mapi::filetimeToUnixtime($this->_geti($value, 32)));
$endDate = new Horde_Date(Horde_Mapi::filetimeToUnixtime($this->_geti($value, 32)));
} catch (Horde_Mapi_Exception $e) {
throw new Horde_Compress_Exception($e);
} catch (Horde_Date_Exception $e) {
throw new Horde_Compress_Exception($e);
}
$rrule = new Horde_Date_Recurrence($startDate);
switch ($pattern) {
case Horde_Compress_Tnef::PATTERN_DAY:
$rrule->setRecurType(Horde_Date_Recurrence::RECUR_DAILY);
break;
case Horde_Compress_Tnef::PATTERN_WEEK:
$rrule->setRecurType(Horde_Date_Recurrence::RECUR_WEEKLY);
break;
case Horde_Compress_Tnef::PATTERN_MONTH:
case Horde_Compress_Tnef::PATTERN_MONTH_END:
$rrule->setRecurType(Horde_Date_Recurrence::RECUR_MONTHLY_DATE);
break;
case Horde_Compress_Tnef::PATTERN_MONTH_NTH:
$rrule->setRecurType(Horde_Date_Recurrence::RECUR_MONTHLY_WEEKDAY);
break;
default:
if ($freq == Horde_Compress_Tnef::RECUR_YEARLY) {
$rrule->setRecurType(Horde_Date_Recurrence::RECUR_YEARLY);
}
}
switch ($end) {
case Horde_Compress_Tnef::RECUR_END_N:
$rrule->setRecurCount($count);
break;
case Horde_Compress_Tnef::RECUR_END_DATE:
$rrule->setRecurEnd($endDate);
break;
}
return $rrule;
}
/**
* Generate an iTip from embedded TNEF MEETING data.
*
* @return array see @self::toArray().
*/
protected function _toItip()
{
$iCal = new Horde_Icalendar();
// METHOD
if ($this->_type) {
switch ($this->_type) {
case Horde_Compress_Tnef::MAPI_MEETING_INITIAL:
case Horde_Compress_Tnef::MAPI_MEETING_FULL_UPDATE:
$this->_method = 'REQUEST';
break;
case Horde_Compress_Tnef::MAPI_MEETING_INFO:
$this->_method = 'PUBLISH';
break;
}
}
$iCal->setAttribute('METHOD', $this->_method);
// VEVENT
$vEvent = Horde_Icalendar::newComponent('vevent', $iCal);
if (empty($this->_endUtc)) {
return;
}
$end = clone $this->_endUtc;
$end->sec++;
if ($this->_allday) {
$vEvent->setAttribute('DTSTART', $this->_startUtc, array('VALUE' => 'DATE'));
$vEvent->setAttribute('DTEND', $end, array('VALUE' => 'DATE'));
} else {
$vEvent->setAttribute('DTSTART', $this->_startUtc);
$vEvent->setAttribute('DTEND', $end);
}
$vEvent->setAttribute('DTSTAMP', $_SERVER['REQUEST_TIME']);
$vEvent->setAttribute('UID', $this->_uid);
if ($this->_created) {
$vEvent->setAttribute('CREATED', $this->_created);
}
if ($this->_modified) {
$vEvent->setAttribute('LAST-MODIFIED', $this->_modified);
}
// SUMMARY and DESCRIPTION
$vEvent->setAttribute('SUMMARY', $this->_summary);
if ($this->_description) {
$vEvent->setAttribute('DESCRIPTION', trim($this->_description));
}
// ORGANIZER
if (!$this->_organizer && $this->_lastModifier) {
$email = $this->_lastModifier;
} else if ($this->_organizer) {
$email = $this->_organizer;
}
if (!empty($email)) {
$vEvent->setAttribute('ORGANIZER', 'mailto:' . $email);
}
// ATTENDEE
if (empty($this->_requiredAttendees) && $this->_method == 'REPLY') {
$this->_requiredAttendees = $this->_from;
}
if (!empty($this->_requiredAttendees)) {
$list = new Horde_Mail_Rfc822_List($this->_requiredAttendees);
foreach ($list as $email) {
$params = array('ROLE' => 'REQ-PARTICIPANT');
if (!empty($this->_partStat)) {
$params['PARTSTAT'] = $this->_partStat;
}
if ($this->_rsvp) {
$params['RSVP'] = 'TRUE';
}
$vEvent->setAttribute('ATTENDEE', $email->bare_address, $params);
}
}
// LOCATION
if ($this->_location) {
$vEvent->setAttribute('LOCATION', $this->_location);
}
// URL
if ($this->_url) {
$vEvent->setAttribute('URL', $this->_url);
}
// RECUR
if (!empty($this->_recurrence['recur'])) {
$rrule = $this->_recurrence['recur']->toRRule20($iCal);
$vEvent->setAttribute('RRULE', $rrule);
}
$iCal->addComponent($vEvent);
$this->_content = $iCal->exportvCalendar();
return array(
'type' => 'text',
'subtype' => 'calendar',
'name' => $this->_summary,
'stream' => $this->_content
);
}
}
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