/**
* Function which checks whether received meeting request is either conflicting with other appointments or not.
*@return mixed(boolean/integer) true if normal meeting is conflicting or an integer which specifies no of instances
* conflict of recurring meeting and false if meeting is not conflicting.
*/
function isMeetingConflicting($message = false, $userStore = false, $calFolder = false, $msgprops = false)
{
$returnValue = false;
$conflicting = false;
$noOfInstances = 0;
if (!$message) {
$message = $this->message;
}
if (!$userStore) {
$userStore = $this->store;
}
if (!$calFolder) {
$root = mapi_msgstore_openentry($userStore);
$rootprops = mapi_getprops($root, array(PR_STORE_ENTRYID, PR_IPM_APPOINTMENT_ENTRYID, PR_FREEBUSY_ENTRYIDS));
if (!isset($rootprops[PR_IPM_APPOINTMENT_ENTRYID])) {
return;
}
$calFolder = mapi_msgstore_openentry($userStore, $rootprops[PR_IPM_APPOINTMENT_ENTRYID]);
}
if (!$msgprops) {
$msgprops = mapi_getprops($message, array($this->proptags['goid'], $this->proptags['goid2'], $this->proptags['startdate'], $this->proptags['duedate'], $this->proptags['recurring'], $this->proptags['clipstart'], $this->proptags['clipend']));
}
if ($calFolder) {
// Meeting request is recurring, so get all occurrence and check for each occurrence whether it conflicts with other appointments in Calendar.
if (isset($msgprops[$this->proptags['recurring']]) && $msgprops[$this->proptags['recurring']]) {
// Apply recurrence class and retrieve all occurrences(max: 30 occurrence because recurrence can also be set as 'no end date')
$recurr = new Recurrence($userStore, $message);
$items = $recurr->getItems($msgprops[$this->proptags['clipstart']], $msgprops[$this->proptags['clipend']] * (24 * 24 * 60), 30);
foreach ($items as $item) {
// Get all items in the timeframe that we want to book, and get the goid and busystatus for each item
$calendarItems = $recurr->getCalendarItems($userStore, $calFolder, $item[$this->proptags['startdate']], $item[$this->proptags['duedate']], array($this->proptags['goid'], $this->proptags['busystatus'], PR_OWNER_APPT_ID));
foreach ($calendarItems as $calendarItem) {
if ($calendarItem[$this->proptags['busystatus']] != fbFree) {
/**
* Only meeting requests have globalID, normal appointments do not have globalID
* so if any normal appointment if found then it is assumed to be conflict.
*/
if (isset($calendarItem[$this->proptags['goid']])) {
if ($calendarItem[$this->proptags['goid']] !== $msgprops[$this->proptags['goid']]) {
$noOfInstances++;
break;
}
} else {
$noOfInstances++;
break;
}
}
}
}
$returnValue = $noOfInstances;
} else {
// Get all items in the timeframe that we want to book, and get the goid and busystatus for each item
$items = getCalendarItems($userStore, $calFolder, $msgprops[$this->proptags['startdate']], $msgprops[$this->proptags['duedate']], array($this->proptags['goid'], $this->proptags['busystatus'], PR_OWNER_APPT_ID));
foreach ($items as $item) {
if ($item[$this->proptags['busystatus']] != fbFree) {
if (isset($item[$this->proptags['goid']])) {
if ($item[$this->proptags['goid']] !== $msgprops[$this->proptags['goid']] && $item[$this->proptags['goid']] !== $msgprops[$this->proptags['goid2']]) {
$conflicting = true;
break;
}
} else {
$conflicting = true;
break;
}
}
}
if ($conflicting) {
$returnValue = true;
}
}
}
return $returnValue;
}
/**
* Function which checks whether received meeting request is either conflicting with other appointments or not.
* @return mixed(boolean/integer) true if normal meeting is conflicting or an integer which specifies no of instances
* conflict of recurring meeting and false if meeting is not conflicting.
* @param MAPIMessage $message meeting request item that should be checked for conflicts in calendar
* @param MAPIStore $userStore store containing calendar folder that will be used for confilict checking
* @param MAPIFolder $calFolder calendar folder for conflict checking
* @return Mixed if boolean then true/false for indicating confict, if number then items that are conflicting with the message.
*/
function isMeetingConflicting($message = false, $userStore = false, $calFolder = false)
{
$returnValue = false;
$noOfInstances = 0;
if ($message === false) {
$message = $this->message;
}
$messageProps = mapi_getprops($message, array(PR_MESSAGE_CLASS, $this->proptags['goid'], $this->proptags['goid2'], $this->proptags['startdate'], $this->proptags['duedate'], $this->proptags['recurring'], $this->proptags['clipstart'], $this->proptags['clipend'], PR_RCVD_REPRESENTING_NAME));
if ($userStore === false) {
$userStore = $this->store;
// check if delegate is processing the response
if (isset($messageProps[PR_RCVD_REPRESENTING_NAME])) {
$delegatorStore = $this->getDelegatorStore($messageProps[PR_RCVD_REPRESENTING_NAME], array(PR_IPM_APPOINTMENT_ENTRYID));
$userStore = $delegatorStore['store'];
$calFolder = $delegatorStore[PR_IPM_APPOINTMENT_ENTRYID];
}
}
if ($calFolder === false) {
$calFolder = $this->openDefaultCalendar($userStore);
}
if ($calFolder) {
// Meeting request is recurring, so get all occurrence and check for each occurrence whether it conflicts with other appointments in Calendar.
if (isset($messageProps[$this->proptags['recurring']]) && $messageProps[$this->proptags['recurring']] === true) {
// Apply recurrence class and retrieve all occurrences(max: 30 occurrence because recurrence can also be set as 'no end date')
$recurr = new Recurrence($userStore, $message);
$items = $recurr->getItems($messageProps[$this->proptags['clipstart']], $messageProps[$this->proptags['clipend']] * (24 * 24 * 60), 30);
foreach ($items as $item) {
// Get all items in the timeframe that we want to book, and get the goid and busystatus for each item
$calendarItems = $recurr->getCalendarItems($userStore, $calFolder, $item[$this->proptags['startdate']], $item[$this->proptags['duedate']], array($this->proptags['goid'], $this->proptags['busystatus']));
foreach ($calendarItems as $calendarItem) {
if ($calendarItem[$this->proptags['busystatus']] !== fbFree) {
/**
* Only meeting requests have globalID, normal appointments do not have globalID
* so if any normal appointment if found then it is assumed to be conflict.
*/
if (isset($calendarItem[$this->proptags['goid']])) {
if ($calendarItem[$this->proptags['goid']] !== $messageProps[$this->proptags['goid']]) {
$noOfInstances++;
break;
}
} else {
$noOfInstances++;
break;
}
}
}
}
if ($noOfInstances > 0) {
$returnValue = $noOfInstances;
}
} else {
// Get all items in the timeframe that we want to book, and get the goid and busystatus for each item
$items = getCalendarItems($userStore, $calFolder, $messageProps[$this->proptags['startdate']], $messageProps[$this->proptags['duedate']], array($this->proptags['goid'], $this->proptags['busystatus']));
foreach ($items as $item) {
if ($item[$this->proptags['busystatus']] !== fbFree) {
if (isset($item[$this->proptags['goid']])) {
if ($item[$this->proptags['goid']] !== $messageProps[$this->proptags['goid']] && $item[$this->proptags['goid']] !== $messageProps[$this->proptags['goid2']]) {
$returnValue = true;
break;
}
} else {
$returnValue = true;
break;
}
}
}
}
}
return $returnValue;
}
