/**
* select components from calendar on date or selectOption basis
*
* Ensure DTSTART is set for every component.
* No date controls occurs.
*
* @author Kjell-Inge Gustafsson, kigkonsult <*****@*****.**>
* @since 2.11.22 - 2012-02-13
* @param mixed $startY optional, start Year, default current Year ALT. array selecOptions ( *[ <propName> => <uniqueValue> ] )
* @param int $startM optional, start Month, default current Month
* @param int $startD optional, start Day, default current Day
* @param int $endY optional, end Year, default $startY
* @param int $endY optional, end Month, default $startM
* @param int $endY optional, end Day, default $startD
* @param mixed $cType optional, calendar component type(-s), default FALSE=all else string/array type(-s)
* @param bool $flat optional, FALSE (default) => output : array[Year][Month][Day][]
* TRUE => output : array[] (ignores split)
* @param bool $any optional, TRUE (default) - select component(-s) that occurs within period
* FALSE - only component(-s) that starts within period
* @param bool $split optional, TRUE (default) - one component copy every DAY it occurs during the
* period (implies flat=FALSE)
* FALSE - one occurance of component only in output array
* @return array or FALSE
*/
function selectComponents($startY = FALSE, $startM = FALSE, $startD = FALSE, $endY = FALSE, $endM = FALSE, $endD = FALSE, $cType = FALSE, $flat = FALSE, $any = TRUE, $split = TRUE)
{
/* check if empty calendar */
if (0 >= count($this->components)) {
return FALSE;
}
if (is_array($startY)) {
return $this->selectComponents2($startY);
}
/* check default dates */
if (!$startY) {
$startY = date('Y');
}
if (!$startM) {
$startM = date('m');
}
if (!$startD) {
$startD = date('d');
}
$startDate = mktime(0, 0, 0, $startM, $startD, $startY);
if (!$endY) {
$endY = $startY;
}
if (!$endM) {
$endM = $startM;
}
if (!$endD) {
$endD = $startD;
}
$endDate = mktime(23, 59, 59, $endM, $endD, $endY);
//echo 'selectComp arg='.date( 'Y-m-d H:i:s', $startDate).' -- '.date( 'Y-m-d H:i:s', $endDate)."<br />\n"; $tcnt = 0;// test ###
/* check component types */
$validTypes = array('vevent', 'vtodo', 'vjournal', 'vfreebusy');
if (is_array($cType)) {
foreach ($cType as $cix => $theType) {
$cType[$cix] = $theType = strtolower($theType);
if (!in_array($theType, $validTypes)) {
$cType[$cix] = 'vevent';
}
}
$cType = array_unique($cType);
} elseif (!empty($cType)) {
$cType = strtolower($cType);
if (!in_array($cType, $validTypes)) {
$cType = array('vevent');
} else {
$cType = array($cType);
}
} else {
$cType = $validTypes;
}
if (0 >= count($cType)) {
$cType = $validTypes;
}
if (FALSE === $flat && FALSE === $any) {
// invalid combination
$split = FALSE;
}
if (TRUE === $flat && TRUE === $split) {
// invalid combination
$split = FALSE;
}
/* iterate components */
$result = array();
foreach ($this->components as $cix => $component) {
if (empty($component)) {
continue;
}
unset($start);
/* deselect unvalid type components */
if (!in_array($component->objName, $cType)) {
continue;
}
$start = $component->getProperty('dtstart');
/* select due when dtstart is missing */
if (empty($start) && $component->objName == 'vtodo' && FALSE === ($start = $component->getProperty('due'))) {
continue;
}
if (empty($start)) {
continue;
}
$dtendExist = $dueExist = $durationExist = $endAllDayEvent = $recurrid = FALSE;
unset($end, $startWdate, $endWdate, $rdurWsecs, $rdur, $exdatelist, $workstart, $workend, $endDateFormat);
// clean up
$startWdate = iCalUtilityFunctions::_date2timestamp($start);
$startDateFormat = isset($start['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
/* get end date from dtend/due/duration properties */
$end = $component->getProperty('dtend');
if (!empty($end)) {
$dtendExist = TRUE;
$endDateFormat = isset($end['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
}
if (empty($end) && $component->objName == 'vtodo') {
$end = $component->getProperty('due');
if (!empty($end)) {
$dueExist = TRUE;
$endDateFormat = isset($end['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
}
}
if (!empty($end) && !isset($end['hour'])) {
/* a DTEND without time part regards an event that ends the day before,
for an all-day event DTSTART=20071201 DTEND=20071202 (taking place 20071201!!! */
$endAllDayEvent = TRUE;
$endWdate = mktime(23, 59, 59, $end['month'], $end['day'] - 1, $end['year']);
$end['year'] = date('Y', $endWdate);
$end['month'] = date('m', $endWdate);
$end['day'] = date('d', $endWdate);
$end['hour'] = 23;
$end['min'] = $end['sec'] = 59;
}
if (empty($end)) {
$end = $component->getProperty('duration', FALSE, FALSE, TRUE);
// in dtend (array) format
if (!empty($end)) {
$durationExist = TRUE;
}
$endDateFormat = isset($start['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
// if( !empty($end)) echo 'selectComp 4 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
}
if (empty($end)) {
// assume one day duration if missing end date
$end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
}
// if( isset($end)) echo 'selectComp 5 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
$endWdate = iCalUtilityFunctions::_date2timestamp($end);
if ($endWdate < $startWdate) {
// MUST be after start date!!
$end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
$endWdate = iCalUtilityFunctions::_date2timestamp($end);
}
$rdurWsecs = $endWdate - $startWdate;
// compute event (component) duration in seconds
/* make a list of optional exclude dates for component occurence from exrule and exdate */
$exdatelist = array();
$workstart = iCalUtilityFunctions::_timestamp2date($startDate - $rdurWsecs, 6);
$workend = iCalUtilityFunctions::_timestamp2date($endDate + $rdurWsecs, 6);
while (FALSE !== ($exrule = $component->getProperty('exrule'))) {
// check exrule
iCalUtilityFunctions::_recur2date($exdatelist, $exrule, $start, $workstart, $workend);
}
while (FALSE !== ($exdate = $component->getProperty('exdate'))) {
// check exdate
foreach ($exdate as $theExdate) {
$exWdate = iCalUtilityFunctions::_date2timestamp($theExdate);
$exWdate = mktime(0, 0, 0, date('m', $exWdate), date('d', $exWdate), date('Y', $exWdate));
// on a day-basis !!!
if ($startDate - $rdurWsecs <= $exWdate && $endDate >= $exWdate) {
$exdatelist[$exWdate] = TRUE;
}
}
// end - foreach( $exdate as $theExdate )
}
// end - check exdate
$compUID = $component->getProperty('UID');
/* check recurrence-id (with sequence), remove hit with reccurr-id date */
if (FALSE !== ($recurrid = $component->getProperty('recurrence-id')) && FALSE !== ($sequence = $component->getProperty('sequence'))) {
$recurrid = iCalUtilityFunctions::_date2timestamp($recurrid);
$recurrid = mktime(0, 0, 0, date('m', $recurrid), date('d', $recurrid), date('Y', $recurrid));
// on a day-basis !!!
$endD = $recurrid + $rdurWsecs;
do {
if (date('Ymd', $startWdate) != date('Ymd', $recurrid)) {
$exdatelist[$recurrid] = TRUE;
}
// exclude all other days than startdate
$wd = getdate($recurrid);
if (isset($result[$wd['year']][$wd['mon']][$wd['mday']][$compUID])) {
unset($result[$wd['year']][$wd['mon']][$wd['mday']][$compUID]);
}
// remove from output, dtstart etc added below
if ($split && $recurrid <= $endD) {
$recurrid = mktime(0, 0, 0, date('m', $recurrid), date('d', $recurrid) + 1, date('Y', $recurrid));
} else {
break;
}
} while (TRUE);
}
// end recurrence-id/sequence test
/* select only components with.. . */
if (!$any && $startWdate >= $startDate && $startWdate <= $endDate || $any && $startWdate < $endDate && $endWdate >= $startDate) {
// occurs within the period
/* add the selected component (WITHIN valid dates) to output array */
if ($flat) {
// any=true/false, ignores split
if (!$recurrid) {
$result[$compUID] = $component->copy();
}
// copy original to output (but not anyone with recurrence-id)
} elseif ($split) {
// split the original component
if ($endWdate > $endDate) {
$endWdate = $endDate;
}
// use period end date
$rstart = $startWdate;
if ($rstart < $startDate) {
$rstart = $startDate;
}
// use period start date
$startYMD = date('Ymd', $rstart);
$endYMD = date('Ymd', $endWdate);
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
while (date('Ymd', $rstart) <= $endYMD) {
// iterate
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (isset($exdatelist[$checkDate])) {
// exclude any recurrence date, found in exdatelist
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
continue;
}
if (date('Ymd', $rstart) > $startYMD) {
// date after dtstart
$datestring = date($startDateFormat, mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart)));
} else {
$datestring = date($startDateFormat, $rstart);
}
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
// echo "X-CURRENT-DTSTART 3 = $datestring xRecurrence=$xRecurrence tcnt =".++$tcnt."<br />";$component->setProperty( 'X-CNT', $tcnt ); // test ###
$component->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
if (date('Ymd', $rstart) < $endYMD) {
// not the last day
$tend = mktime(23, 59, 59, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
} else {
$tend = mktime(date('H', $endWdate), date('i', $endWdate), date('s', $endWdate), date('m', $rstart), date('d', $rstart), date('Y', $rstart));
}
// on a day-basis !!!
if ($endAllDayEvent && $dtendExist) {
$tend += 24 * 3600;
}
// alldaysevents has an end date 'day after' meaning this day
$datestring = date($endDateFormat, $tend);
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component->copy();
// copy to output
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
// end while( $rstart <= $endWdate )
} elseif ($recurrid && !$flat && !$any && !$split) {
$continue = TRUE;
} else {
// !$flat && !$split, i.e. no flat array and DTSTART within period
$checkDate = mktime(0, 0, 0, date('m', $startWdate), date('d', $startWdate), date('Y', $startWdate));
// on a day-basis !!!
if (!$any || !isset($exdatelist[$checkDate])) {
// exclude any recurrence date, found in exdatelist
$wd = getdate($startWdate);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component->copy();
// copy to output
}
}
}
// end if(( $startWdate >= $startDate ) && ( $startWdate <= $endDate ))
/* if 'any' components, check components with reccurrence rules, removing all excluding dates */
if (TRUE === $any) {
/* make a list of optional repeating dates for component occurence, rrule, rdate */
$recurlist = array();
while (FALSE !== ($rrule = $component->getProperty('rrule'))) {
// check rrule
iCalUtilityFunctions::_recur2date($recurlist, $rrule, $start, $workstart, $workend);
}
foreach ($recurlist as $recurkey => $recurvalue) {
// key=match date as timestamp
$recurlist[$recurkey] = $rdurWsecs;
}
// add duration in seconds
while (FALSE !== ($rdate = $component->getProperty('rdate'))) {
// check rdate
foreach ($rdate as $theRdate) {
if (is_array($theRdate) && 2 == count($theRdate) && array_key_exists('0', $theRdate) && array_key_exists('1', $theRdate)) {
$rstart = iCalUtilityFunctions::_date2timestamp($theRdate[0]);
if ($rstart < $startDate - $rdurWsecs || $rstart > $endDate) {
continue;
}
if (isset($theRdate[1]['year'])) {
// date-date period
$rend = iCalUtilityFunctions::_date2timestamp($theRdate[1]);
} else {
// date-duration period
$rend = iCalUtilityFunctions::_duration2date($theRdate[0], $theRdate[1]);
$rend = iCalUtilityFunctions::_date2timestamp($rend);
}
while ($rstart < $rend) {
$recurlist[$rstart] = $rdurWsecs;
// set start date for recurrence instance + rdate duration in seconds
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
} else {
// single date
$theRdate = iCalUtilityFunctions::_date2timestamp($theRdate);
if ($startDate - $rdurWsecs <= $theRdate && $endDate >= $theRdate) {
$recurlist[$theRdate] = $rdurWsecs;
}
// set start date for recurrence instance + event duration in seconds
}
}
}
// end - check rdate
if (0 < count($recurlist)) {
ksort($recurlist);
$xRecurrence = 1;
$component2 = $component->copy();
$compUID = $component2->getProperty('UID');
foreach ($recurlist as $recurkey => $durvalue) {
// echo "recurKey=".date( 'Y-m-d H:i:s', $recurkey ).' dur='.iCalUtilityFunctions::offsetSec2His( $durvalue )."<br />\n"; // test ###;
if ($startDate - $rdurWsecs > $recurkey || $endDate < $recurkey) {
// not within period
continue;
}
$checkDate = mktime(0, 0, 0, date('m', $recurkey), date('d', $recurkey), date('Y', $recurkey));
// on a day-basis !!!
if (isset($exdatelist[$checkDate])) {
// check excluded dates
continue;
}
if ($startWdate >= $recurkey) {
// exclude component start date
continue;
}
$rstart = $recurkey;
$rend = $recurkey + $durvalue;
/* add repeating components within valid dates to output array, only start date set */
if ($flat) {
if (!isset($result[$compUID])) {
// only one comp
$result[$compUID] = $component2->copy();
}
// copy to output
} elseif ($split) {
if ($rend > $endDate) {
$rend = $endDate;
}
$startYMD = date('Ymd', $rstart);
$endYMD = date('Ymd', $rend);
// echo "splitStart=".date( 'Y-m-d H:i:s', $rstart ).' end='.date( 'Y-m-d H:i:s', $rend )."<br />\n"; // test ###;
while ($rstart <= $rend) {
// iterate.. .
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
break;
}
// echo "checking date after startdate=".date( 'Y-m-d H:i:s', $rstart ).' mot '.date( 'Y-m-d H:i:s', $startDate )."<br />"; // test ###;
if ($rstart >= $startDate) {
// date after dtstart
if (date('Ymd', $rstart) > $startYMD) {
// date after dtstart
$datestring = date($startDateFormat, $checkDate);
} else {
$datestring = date($startDateFormat, $rstart);
}
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
//echo "X-CURRENT-DTSTART 1 = $datestring xRecurrence=$xRecurrence tcnt =".++$tcnt."<br />";$component2->setProperty( 'X-CNT', $tcnt ); // test ###
$component2->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
if (date('Ymd', $rstart) < $endYMD) {
// not the last day
$tend = mktime(23, 59, 59, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
} else {
$tend = mktime(date('H', $endWdate), date('i', $endWdate), date('s', $endWdate), date('m', $rstart), date('d', $rstart), date('Y', $rstart));
}
// on a day-basis !!!
if ($endAllDayEvent && $dtendExist) {
$tend += 24 * 3600;
}
// alldaysevents has an end date 'day after' meaning this day
$datestring = date($endDateFormat, $tend);
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component2->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component2->copy();
// copy to output
}
// end if( $checkDate > $startYMD ) { // date after dtstart
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
// end while( $rstart <= $rend )
$xRecurrence += 1;
} elseif ($rstart >= $startDate) {
// date within period //* flat=FALSE && split=FALSE => one comp every recur startdate *//
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (!isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
$xRecurrence += 1;
$datestring = date($startDateFormat, $rstart);
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
//echo "X-CURRENT-DTSTART 2 = $datestring xRecurrence=$xRecurrence tcnt =".++$tcnt."<br />";$component2->setProperty( 'X-CNT', $tcnt ); // test ###
$component2->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
$tend = $rstart + $rdurWsecs;
if (date('Ymd', $tend) < date('Ymd', $endWdate)) {
$tend = mktime(23, 59, 59, date('m', $tend), date('d', $tend), date('Y', $tend));
} else {
$tend = mktime(date('H', $endWdate), date('i', $endWdate), date('s', $endWdate), date('m', $tend), date('d', $tend), date('Y', $tend));
}
// on a day-basis !!!
if ($endAllDayEvent && $dtendExist) {
$tend += 24 * 3600;
}
// alldaysevents has an end date 'day after' meaning this day
$datestring = date($endDateFormat, $tend);
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component2->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component2->copy();
// copy to output
}
// end if( !isset( $exdatelist[$checkDate] ))
}
// end elseif( $rstart >= $startDate )
}
// end foreach( $recurlist as $recurkey => $durvalue )
}
// end if( 0 < count( $recurlist ))
/* deselect components with startdate/enddate not within period */
if ($endWdate < $startDate || $startWdate > $endDate) {
continue;
}
}
// end if( TRUE === $any )
}
// end foreach ( $this->components as $cix => $component )
if (0 >= count($result)) {
return FALSE;
} elseif (!$flat) {
foreach ($result as $y => $yeararr) {
foreach ($yeararr as $m => $montharr) {
foreach ($montharr as $d => $dayarr) {
if (empty($result[$y][$m][$d])) {
unset($result[$y][$m][$d]);
} else {
$result[$y][$m][$d] = array_values($dayarr);
}
// skip tricky UID-index, hoping they are in hour order.. .
}
if (empty($result[$y][$m])) {
unset($result[$y][$m]);
} else {
ksort($result[$y][$m]);
}
}
if (empty($result[$y])) {
unset($result[$y]);
} else {
ksort($result[$y]);
}
}
if (empty($result)) {
unset($result);
} else {
ksort($result);
}
}
// end elseif( !$flat )
if (0 >= count($result)) {
return FALSE;
}
return $result;
}
/**
* cache_event function
*
* Creates a new entry in the cache table for each date that the event appears
* (and does not already have an explicit RECURRENCE-ID instance, given its
* iCalendar UID).
*
* @param object $event Event to generate cache table for
*
* @return void
**/
function cache_event(&$event)
{
global $wpdb;
// Convert event's timestamps to local for correct calculations of
// recurrence. Need to also remove PHP timezone offset for each date for
// SG_iCal to calculate correct recurring instances.
$event->start = $this->gmt_to_local($event->start) - date('Z', $event->start);
$event->end = $this->gmt_to_local($event->end) - date('Z', $event->end);
$evs = array();
$e = array('post_id' => $event->post_id, 'start' => $event->start, 'end' => $event->end);
$duration = $event->getDuration();
// Timestamp of today's date + 3 years
$tif = Ai1ec_Time_Utility::current_time(true) + 94608000;
//94 608 000 = 3 years in seconds
// Always cache initial instance
$evs[] = $e;
$_start = $event->start;
$_end = $event->end;
if ($event->recurrence_rules) {
$start = $event->start;
$wdate = $startdate = iCalUtilityFunctions::_timestamp2date($_start, 6);
$enddate = iCalUtilityFunctions::_timestamp2date($tif, 6);
$exclude_dates = array();
$recurrence_dates = array();
if ($event->exception_rules) {
// creat an array for the rules
$exception_rules = $this->build_recurrence_rules_array($event->exception_rules);
$exception_rules = iCalUtilityFunctions::_setRexrule($exception_rules);
$result = array();
// The first array is the result and it's passed by reference
iCalUtilityFunctions::_recur2date($exclude_dates, $exception_rules, $wdate, $startdate, $enddate);
}
$recurrence_rules = $this->build_recurrence_rules_array($event->recurrence_rules);
$recurrence_rules = iCalUtilityFunctions::_setRexrule($recurrence_rules);
iCalUtilityFunctions::_recur2date($recurrence_dates, $recurrence_rules, $wdate, $startdate, $enddate);
// Add the instances
foreach ($recurrence_dates as $date => $bool) {
// The arrays are in the form timestamp => true so an isset call is what we need
if (isset($exclude_dates[$date])) {
continue;
}
$e['start'] = $date;
$e['end'] = $date + $duration;
$excluded = false;
// Check if exception dates match this occurence
if ($event->exception_dates) {
if ($this->date_match_exdates($date, $event->exception_dates)) {
$excluded = true;
}
}
// Add event only if it is not excluded
if ($excluded == false) {
$evs[] = $e;
}
}
}
foreach ($evs as $e) {
// Find out if this event instance is already accounted for by an
// overriding 'RECURRENCE-ID' of the same iCalendar feed (by comparing the
// UID, start date, recurrence). If so, then do not create duplicate
// instance of event.
$matching_event_id = $event->ical_uid ? $this->get_matching_event_id($event->ical_uid, $event->ical_feed_url, $start = $this->local_to_gmt($e['start']) - date('Z', $e['start']), false, $event->post_id) : null;
// If no other instance was found
if (is_null($matching_event_id)) {
$start = getdate($e['start']);
$end = getdate($e['end']);
/*
// Commented out for now
// If event spans a day and end time is not midnight, or spans more than
// a day, then create instance for each spanning day
if( ( $start['mday'] != $end['mday'] &&
( $end['hours'] || $end['minutes'] || $end['seconds'] ) )
|| $e['end'] - $e['start'] > 60 * 60 * 24 ) {
$this->create_cache_table_entries( $e );
// Else cache single instance of event
} else {
$this->insert_event_in_cache_table( $e );
}
*/
$this->insert_event_in_cache_table($e);
}
}
}
/**
* Create list of recurrent instances.
*
* @param Ai1ec_Event $event Event to generate instances for.
* @param array $event_instance First instance contents.
* @param int $_start Timestamp of first occurence.
* @param int $duration Event duration in seconds.
* @param string $timezone Target timezone.
*
* @return array List of event instances.
*/
public function create_instances_by_recurrence(Ai1ec_Event $event, array $event_instance, $_start, $duration, $timezone)
{
$restore_timezone = date_default_timezone_get();
$recurrence_parser = $this->_registry->get('recurrence.rule');
$events = array();
$start = $event_instance['start'];
$wdate = $startdate = $enddate = $this->_parsed_date_array($_start, $timezone);
$enddate['year'] = $enddate['year'] + 3;
$exclude_dates = array();
$recurrence_dates = array();
if ($recurrence_dates = $event->get('recurrence_dates')) {
$recurrence_dates = $this->_populate_recurring_dates($recurrence_dates, $startdate, $timezone);
}
if ($exception_dates = $event->get('exception_dates')) {
$exclude_dates = $this->_populate_recurring_dates($exception_dates, $startdate, $timezone);
}
if ($event->get('exception_rules')) {
// creat an array for the rules
$exception_rules = $recurrence_parser->build_recurrence_rules_array($event->get('exception_rules'));
unset($exception_rules['EXDATE']);
if (!empty($exception_rules)) {
$exception_rules = iCalUtilityFunctions::_setRexrule($exception_rules);
$result = array();
date_default_timezone_set($timezone);
// The first array is the result and it is passed by reference
iCalUtilityFunctions::_recur2date($exclude_dates, $exception_rules, $wdate, $startdate, $enddate);
date_default_timezone_set($restore_timezone);
}
}
$recurrence_rules = $recurrence_parser->build_recurrence_rules_array($event->get('recurrence_rules'));
$recurrence_rules = iCalUtilityFunctions::_setRexrule($recurrence_rules);
if ($recurrence_rules) {
date_default_timezone_set($timezone);
iCalUtilityFunctions::_recur2date($recurrence_dates, $recurrence_rules, $wdate, $startdate, $enddate);
date_default_timezone_set($restore_timezone);
}
if (!is_array($recurrence_dates)) {
$recurrence_dates = array();
}
$recurrence_dates = array_keys($recurrence_dates);
// Add the instances
foreach ($recurrence_dates as $timestamp) {
// The arrays are in the form timestamp => true so an isset call is what we need
if (!isset($exclude_dates[$timestamp])) {
$event_instance['start'] = $timestamp;
$event_instance['end'] = $timestamp + $duration;
$events[$timestamp] = $event_instance;
}
}
return $events;
}
/**
* select components from calendar on date or selectOption basis
*
* Ensure DTSTART is set for every component.
* No date controls occurs.
*
* @author Kjell-Inge Gustafsson, kigkonsult <*****@*****.**>
* @since 2.18.19 - 2014-02-01
* @param mixed $startY optional, start Year, default current Year ALT. array selecOptions ( *[ <propName> => <uniqueValue> ] )
* @param int $startM optional, start Month, default current Month
* @param int $startD optional, start Day, default current Day
* @param int $endY optional, end Year, default $startY
* @param int $endY optional, end Month, default $startM
* @param int $endY optional, end Day, default $startD
* @param mixed $cType optional, calendar component type(-s), default FALSE=all else string/array type(-s)
* @param bool $flat optional, FALSE (default) => output : array[Year][Month][Day][]
* TRUE => output : array[] (ignores split)
* @param bool $any optional, TRUE (default) - select component(-s) that occurs within period
* FALSE - only component(-s) that starts within period
* @param bool $split optional, TRUE (default) - one component copy every DAY it occurs during the
* period (implies flat=FALSE)
* FALSE - one occurance of component only in output array
* @return array or FALSE
*/
function selectComponents($startY = FALSE, $startM = FALSE, $startD = FALSE, $endY = FALSE, $endM = FALSE, $endD = FALSE, $cType = FALSE, $flat = FALSE, $any = TRUE, $split = TRUE)
{
/* check if empty calendar */
if (0 >= count($this->components)) {
return FALSE;
}
if (is_array($startY)) {
return $this->selectComponents2($startY);
}
/* check default dates */
if (!$startY) {
$startY = date('Y');
}
if (!$startM) {
$startM = date('m');
}
if (!$startD) {
$startD = date('d');
}
$startDate = mktime(0, 0, 0, $startM, $startD, $startY);
if (!$endY) {
$endY = $startY;
}
if (!$endM) {
$endM = $startM;
}
if (!$endD) {
$endD = $startD;
}
$endDate = mktime(23, 59, 59, $endM, $endD, $endY);
// echo 'selectComp arg='.date( 'Y-m-d H:i:s', $startDate).' -- '.date( 'Y-m-d H:i:s', $endDate)."<br>\n"; $tcnt = 0;// test ###
/* check component types */
$validTypes = array('vevent', 'vtodo', 'vjournal', 'vfreebusy');
if (empty($cType)) {
$cType = $validTypes;
} else {
if (!is_array($cType)) {
$cType = array($cType);
}
$cType = array_map('strtolower', $cType);
foreach ($cType as $cix => $theType) {
$cType[$cix] = $theType;
if (!in_array($theType, $validTypes)) {
$cType[$cix] = 'vevent';
}
}
$cType = array_unique($cType);
}
if (FALSE === $flat && FALSE === $any) {
// invalid combination
$split = FALSE;
}
if (TRUE === $flat && TRUE === $split) {
// invalid combination
$split = FALSE;
}
/* iterate components */
$result = array();
$this->sort('UID');
$compUIDcmp = null;
$recurridList = array();
foreach ($this->components as $cix => $component) {
if (empty($component)) {
continue;
}
unset($start);
/* deselect unvalid type components */
if (!in_array($component->objName, $cType)) {
continue;
}
$start = $component->getProperty('dtstart', FALSE, TRUE);
/* select due when dtstart is missing */
if (empty($start) && $component->objName == 'vtodo' && FALSE === ($start = $component->getProperty('due', FALSE, TRUE))) {
continue;
}
if (empty($start)) {
continue;
}
if (!isset($start['value']['tz']) && isset($start['params']['TZID'])) {
$start['value']['tz'] = $start['params']['TZID'];
}
$start = $start['value'];
$compUID = $component->getProperty('UID');
if ($compUIDcmp != $compUID) {
$compUIDcmp = $compUID;
unset($exdatelist, $recurridList);
}
$SCbools = array('dtendExist' => FALSE, 'dueExist' => FALSE, 'durationExist' => FALSE, 'endAllDayEvent' => FALSE);
$recurrid = FALSE;
$dateFormat = array();
unset($end, $startWdate, $endWdate, $rdurWsecs, $rdur, $workstart, $workend);
// clean up
$startWdate = iCalUtilityFunctions::_SCsetXCurrentDateZ(iCalUtilityFunctions::_date2timestamp($start), $start);
$dateFormat['start'] = isset($start['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
/* get end date from dtend/due/duration properties */
$end = $component->getProperty('dtend', FALSE, TRUE);
if (!empty($end)) {
$SCbools['dtendExist'] = TRUE;
$dateFormat['end'] = isset($end['value']['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
}
if (!isset($end['value']['tz']) && isset($end['params']['TZID'])) {
$end['value']['tz'] = $end['params']['TZID'];
}
$end = $end['value'];
if (empty($end) && $component->objName == 'vtodo') {
$end = $component->getProperty('due');
if (!empty($end)) {
$SCbools['dueExist'] = TRUE;
$dateFormat['end'] = isset($end['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
}
}
if (!empty($end) && !isset($end['hour'])) {
/* a DTEND without time part regards an event that ends the day before,
for an all-day event DTSTART=20071201 DTEND=20071202 (taking place 20071201!!! */
$SCbools['endAllDayEvent'] = TRUE;
$endWdate = mktime(23, 59, 59, $end['month'], $end['day'] - 1, $end['year']);
$end['year'] = date('Y', $endWdate);
$end['month'] = date('m', $endWdate);
$end['day'] = date('d', $endWdate);
$end['hour'] = 23;
$end['min'] = $end['sec'] = 59;
}
if (empty($end)) {
$end = $component->getProperty('duration', FALSE, FALSE, TRUE);
// in dtend (array) format
if (!empty($end)) {
if (isset($start['tz'])) {
$end['tz'] = $start['tz'];
}
}
$SCbools['durationExist'] = TRUE;
$dateFormat['end'] = isset($start['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
// if( !empty($end)) echo 'selectComp 4 start='.implode('-',$start).' end='.implode('-',$end)."<br>\n"; // test ###
}
if (empty($end)) {
// assume one day duration if missing end date
$end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
if (isset($start['tz'])) {
$end['tz'] = $start['tz'];
}
}
// if( isset($end)) echo 'selectComp 5 start='.implode('-',$start).' end='.implode('-',$end)."<br>\n"; // test ###
$endWdate = iCalUtilityFunctions::_SCsetXCurrentDateZ(iCalUtilityFunctions::_date2timestamp($end), $end);
if ($endWdate < $startWdate) {
// MUST be after start date!!
$end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
$endWdate = iCalUtilityFunctions::_date2timestamp($end);
}
$rdurWsecs = $endWdate - $startWdate;
// compute event (component) duration in seconds
/* make a list of optional exclude dates for component occurence from exrule and exdate */
$exdatelist = array();
$workstart = iCalUtilityFunctions::_timestamp2date($startDate - $rdurWsecs, 6);
$workend = iCalUtilityFunctions::_timestamp2date($endDate + $rdurWsecs, 6);
while (FALSE !== ($exrule = $component->getProperty('exrule'))) {
// check exrule
iCalUtilityFunctions::_recur2date($exdatelist, $exrule, $start, $workstart, $workend);
}
while (FALSE !== ($exdate = $component->getProperty('exdate'))) {
// check exdate
foreach ($exdate as $theExdate) {
$exWdate = iCalUtilityFunctions::_date2timestamp($theExdate);
$exWdate = mktime(0, 0, 0, date('m', $exWdate), date('d', $exWdate), date('Y', $exWdate));
// on a day-basis !!!
if ($startDate - $rdurWsecs <= $exWdate && $endDate >= $exWdate) {
$exdatelist[$exWdate] = TRUE;
}
}
// end - foreach( $exdate as $theExdate )
}
// end - check exdate
/* check recurrence-id (note, a missing sequence is the same as sequence=0 so don't test for sequence), remove hit with reccurr-id date */
if (FALSE !== ($recurrid = $component->getProperty('recurrence-id'))) {
$recurrid = iCalUtilityFunctions::_date2timestamp($recurrid);
$recurrid = mktime(0, 0, 0, date('m', $recurrid), date('d', $recurrid), date('Y', $recurrid));
// on a day-basis !!!
$recurridList[$recurrid] = TRUE;
// no recurring to start this day
// echo "adding comp no:$cix with date=".implode($start)." and recurrid=".implode($recurrid)." to recurridList id=$recurrid<br>\n"; // test ###
}
// end recurrence-id/sequence test
/* select only components with.. . */
if (!$any && $startWdate >= $startDate && $startWdate <= $endDate || $any && $startWdate < $endDate && $endWdate >= $startDate) {
// occurs within the period
/* add the selected component (WITHIN valid dates) to output array */
if ($flat) {
// any=true/false, ignores split
if (!$recurrid) {
$result[$compUID] = $component->copy();
}
// copy original to output (but not anyone with recurrence-id)
} elseif ($split) {
// split the original component
if ($endWdate > $endDate) {
$endWdate = $endDate;
}
// use period end date
$rstart = $startWdate < $startDate ? $startDate : $startWdate;
// use period start date
$startYMD = $rstartYMD = date('Ymd', $rstart);
$endYMD = date('Ymd', $endWdate);
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
// echo "going to test comp no:$cix with rstartYMD=$rstartYMD, endYMD=$endYMD and checkDate($checkDate) with recurridList=".implode(',',array_keys($recurridList))."<br>\n"; // test ###
if (!isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
while ($rstartYMD <= $endYMD) {
// iterate
if (isset($exdatelist[$checkDate]) || isset($recurridList[$checkDate]) && !$recurrid) {
// or in the recurridList, but not itself
// echo "skipping comp no:$cix with datestart=$rstartYMD and checkdate=$checkDate<br>\n"; // test ###
$rstart += 24 * 3600;
// step one day
$rstartYMD = date('Ymd', $rstart);
continue;
}
iCalUtilityFunctions::_SCsetXCurrentStart($component, $dateFormat, $checkDate, $rstartYMD, $rstart, $startYMD, $start);
iCalUtilityFunctions::_SCsetXCurrentEnd($component, $dateFormat, $rstart, $rstartYMD, $endWdate, $endYMD, $end, $SCbools);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component->copy();
// copy to output
$rstart += 24 * 3600;
// step one day
$rstartYMD = date('Ymd', $rstart);
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
}
// end while( $rstart <= $endWdate )
}
// end if( !isset( $exdatelist[$checkDate] ))
} elseif ($recurrid && !$flat && !$any && !$split) {
$continue = TRUE;
} else {
// !$flat && !$split, i.e. no flat array and DTSTART within period
$checkDate = mktime(0, 0, 0, date('m', $startWdate), date('d', $startWdate), date('Y', $startWdate));
// on a day-basis !!!
// echo "going to test comp no:$cix with checkDate=$checkDate with recurridList=".implode(',',array_keys($recurridList)); // test ###
if ((!$any || !isset($exdatelist[$checkDate])) && (!isset($recurridList[$checkDate]) || $recurrid)) {
// or in the recurridList, but not itself
// echo " and copied to output<br>\n"; // test ###
$wd = getdate($startWdate);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component->copy();
// copy to output
}
}
}
// end if(( $startWdate >= $startDate ) && ( $startWdate <= $endDate ))
/* if 'any' components, check components with reccurrence rules, removing all excluding dates */
if (TRUE === $any) {
/* make a list of optional repeating dates for component occurence, rrule, rdate */
$recurlist = array();
while (FALSE !== ($rrule = $component->getProperty('rrule'))) {
// check rrule
iCalUtilityFunctions::_recur2date($recurlist, $rrule, $start, $workstart, $workend);
}
foreach ($recurlist as $recurkey => $recurvalue) {
// key=match date as timestamp
$recurlist[$recurkey] = $rdurWsecs;
}
// add duration in seconds
while (FALSE !== ($rdate = $component->getProperty('rdate'))) {
// check rdate
foreach ($rdate as $theRdate) {
if (is_array($theRdate) && 2 == count($theRdate) && array_key_exists('0', $theRdate) && array_key_exists('1', $theRdate)) {
$rstart = iCalUtilityFunctions::_date2timestamp($theRdate[0]);
if ($rstart < $startDate - $rdurWsecs || $rstart > $endDate) {
continue;
}
if (isset($theRdate[1]['year'])) {
// date-date period
$rend = iCalUtilityFunctions::_date2timestamp($theRdate[1]);
} else {
// date-duration period
$rend = iCalUtilityFunctions::_duration2date($theRdate[0], $theRdate[1]);
$rend = iCalUtilityFunctions::_date2timestamp($rend);
}
while ($rstart < $rend) {
$recurlist[$rstart] = $rdurWsecs;
// set start date for recurrence instance + rdate duration in seconds
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
} else {
// single date
$theRdate = iCalUtilityFunctions::_date2timestamp($theRdate);
if ($startDate - $rdurWsecs <= $theRdate && $endDate >= $theRdate) {
$recurlist[$theRdate] = $rdurWsecs;
}
// set start date for recurrence instance + event duration in seconds
}
}
}
// end - check rdate
foreach ($recurlist as $recurkey => $durvalue) {
// remove all recurrence START dates found in the exdatelist
$checkDate = mktime(0, 0, 0, date('m', $recurkey), date('d', $recurkey), date('Y', $recurkey));
// on a day-basis !!!
if (isset($exdatelist[$checkDate])) {
// no recurring to start this day
unset($recurlist[$recurkey]);
}
}
if (0 < count($recurlist)) {
ksort($recurlist);
$xRecurrence = 1;
$component2 = $component->copy();
$compUID = $component2->getProperty('UID');
foreach ($recurlist as $recurkey => $durvalue) {
// echo "recurKey=".date( 'Y-m-d H:i:s', $recurkey ).' dur='.iCalUtilityFunctions::offsetSec2His( $durvalue )."<br>\n"; // test ###;
if ($startDate - $rdurWsecs > $recurkey || $endDate < $recurkey) {
// not within period
continue;
}
$checkDate = mktime(0, 0, 0, date('m', $recurkey), date('d', $recurkey), date('Y', $recurkey));
// on a day-basis !!!
if (isset($recurridList[$checkDate])) {
// no recurring to start this day
continue;
}
if (isset($exdatelist[$checkDate])) {
// check excluded dates
continue;
}
if ($startWdate >= $recurkey) {
// exclude component start date
continue;
}
$rstart = $recurkey;
$rend = $recurkey + $durvalue;
/* add repeating components within valid dates to output array, only start date set */
if ($flat) {
if (!isset($result[$compUID])) {
// only one comp
$result[$compUID] = $component2->copy();
}
// copy to output
} elseif ($split) {
$xRecurrence += 1;
if ($rend > $endDate) {
$rend = $endDate;
}
$startYMD = $rstartYMD = date('Ymd', $rstart);
$endYMD = date('Ymd', $rend);
// echo "splitStart=".date( 'Y-m-d H:i:s', $rstart ).' end='.date( 'Y-m-d H:i:s', $rend )."<br>\n"; // test ###;
while ($rstartYMD <= $endYMD) {
// iterate.. .
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (isset($recurridList[$checkDate])) {
// no recurring to start this day
break;
}
if (isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
break;
}
// echo "checking date after startdate=".date( 'Y-m-d H:i:s', $rstart ).' mot '.date( 'Y-m-d H:i:s', $startDate )."<br>"; // test ###;
if ($rstart >= $startDate) {
// date after dtstart
iCalUtilityFunctions::_SCsetXCurrentStart($component2, $dateFormat, $checkDate, $rstartYMD, $rstart, $startYMD, $start);
iCalUtilityFunctions::_SCsetXCurrentEnd($component2, $dateFormat, $rstart, $rstartYMD, $endWdate, $endYMD, $end, $SCbools);
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component2->copy();
// copy to output
}
// end if$rstart >= $startDate { // date after dtstart
$rstart += 24 * 3600;
// step one day
$rstartYMD = date('Ymd', $rstart);
}
// end while( $rstart <= $rend )
} elseif ($rstart >= $startDate) {
// date within period //* flat=FALSE && split=FALSE => one comp every recur startdate *//
$xRecurrence += 1;
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (!isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
iCalUtilityFunctions::_SCsetXCurrentStart($component2, $dateFormat, $rstart, FALSE, FALSE, FALSE, $start);
$tend = $rstart + $rdurWsecs;
iCalUtilityFunctions::_SCsetXCurrentEnd($component2, $dateFormat, $tend, date('Ymd', $tend), $endWdate, date('Ymd', $endWdate), $end, $SCbools);
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$compUID] = $component2->copy();
// copy to output
}
// end if( !isset( $exdatelist[$checkDate] ))
}
// end elseif( $rstart >= $startDate )
}
// end foreach( $recurlist as $recurkey => $durvalue )
unset($component2);
}
// end if( 0 < count( $recurlist ))
/* deselect components with startdate/enddate not within period */
if ($endWdate < $startDate || $startWdate > $endDate) {
continue;
}
}
// end if( TRUE === $any )
}
// end foreach ( $this->components as $cix => $component )
unset($SCbools, $recurrid, $recurridList, $end, $startWdate, $endWdate, $rdurWsecs, $rdur, $exdatelist, $recurlist, $workstart, $workend, $dateFormat);
// clean up
if (0 >= count($result)) {
return FALSE;
} elseif (!$flat) {
foreach ($result as $y => $yeararr) {
foreach ($yeararr as $m => $montharr) {
foreach ($montharr as $d => $dayarr) {
if (empty($result[$y][$m][$d])) {
unset($result[$y][$m][$d]);
} else {
$result[$y][$m][$d] = array_values($dayarr);
// skip tricky UID-index
if (1 < count($result[$y][$m][$d])) {
foreach ($result[$y][$m][$d] as &$c) {
// sort
iCalUtilityFunctions::_setSortArgs($c);
}
usort($result[$y][$m][$d], array('iCalUtilityFunctions', '_cmpfcn'));
}
}
}
// end foreach( $montharr as $d => $dayarr )
if (empty($result[$y][$m])) {
unset($result[$y][$m]);
} else {
ksort($result[$y][$m]);
}
}
// end foreach( $yeararr as $m => $montharr )
if (empty($result[$y])) {
unset($result[$y]);
} else {
ksort($result[$y]);
}
}
// end foreach( $result as $y => $yeararr )
if (empty($result)) {
unset($result);
} else {
ksort($result);
}
}
// end elseif( !$flat )
if (0 >= count($result)) {
return FALSE;
}
return $result;
}
/**
* cache_event function
*
* Creates a new entry in the cache table for each date that the event appears
* (and does not already have an explicit RECURRENCE-ID instance, given its
* iCalendar UID).
*
* @param Ai1ec_Event $event Event to generate cache table for
*
* @return void
**/
public function cache_event(Ai1ec_Event &$event)
{
global $wpdb;
// Convert event timestamps to local for correct calculations of
// recurrence. Need to also remove PHP timezone offset for each date for
// SG_iCal to calculate correct recurring instances.
$event->start = $this->gmt_to_local($event->start) - date('Z', $event->start);
$event->end = $this->gmt_to_local($event->end) - date('Z', $event->end);
$evs = array();
$e = array('post_id' => $event->post_id, 'start' => $event->start, 'end' => $event->end);
$duration = $event->getDuration();
// Timestamp of today date + 3 years (94608000 seconds)
$tif = Ai1ec_Time_Utility::current_time(true) + 94608000;
// Always cache initial instance
$evs[] = $e;
$_start = $event->start;
$_end = $event->end;
if ($event->recurrence_rules) {
$start = $event->start;
$wdate = $startdate = iCalUtilityFunctions::_timestamp2date($_start, 6);
$enddate = iCalUtilityFunctions::_timestamp2date($tif, 6);
$exclude_dates = array();
$recurrence_dates = array();
if ($event->exception_rules) {
// creat an array for the rules
$exception_rules = $this->build_recurrence_rules_array($event->exception_rules);
$exception_rules = iCalUtilityFunctions::_setRexrule($exception_rules);
$result = array();
// The first array is the result and it is passed by reference
iCalUtilityFunctions::_recur2date($exclude_dates, $exception_rules, $wdate, $startdate, $enddate);
}
$recurrence_rules = $this->build_recurrence_rules_array($event->recurrence_rules);
$recurrence_rules = iCalUtilityFunctions::_setRexrule($recurrence_rules);
iCalUtilityFunctions::_recur2date($recurrence_dates, $recurrence_rules, $wdate, $startdate, $enddate);
// Add the instances
foreach ($recurrence_dates as $date => $bool) {
// The arrays are in the form timestamp => true so an isset call is what we need
if (isset($exclude_dates[$date])) {
continue;
}
$e['start'] = $date;
$e['end'] = $date + $duration;
$excluded = false;
// Check if exception dates match this occurence
if ($event->exception_dates) {
if ($this->date_match_exdates($date, $event->exception_dates)) {
$excluded = true;
}
}
// Add event only if it is not excluded
if ($excluded == false) {
$evs[] = $e;
}
}
}
// Make entries unique (sometimes recurrence generator creates duplicates?)
$evs_unique = array();
foreach ($evs as $ev) {
$evs_unique[md5(serialize($ev))] = $ev;
}
foreach ($evs_unique as $e) {
// Find out if this event instance is already accounted for by an
// overriding 'RECURRENCE-ID' of the same iCalendar feed (by comparing the
// UID, start date, recurrence). If so, then do not create duplicate
// instance of event.
$start = $this->local_to_gmt($e['start']) - date('Z', $e['start']);
$matching_event_id = $event->ical_uid ? $this->get_matching_event_id($event->ical_uid, $event->ical_feed_url, $start, false, $event->post_id) : NULL;
// If no other instance was found
if (NULL === $matching_event_id) {
$start = getdate($e['start']);
$end = getdate($e['end']);
$this->insert_event_in_cache_table($e);
}
}
return Ai1ec_Events_List_Helper::get_instance()->clean_post_cache($event->post_id);
}
/**
* select components from calendar on date basis
*
* Ensure DTSTART is set for every component.
* No date controls occurs.
*
* @author Kjell-Inge Gustafsson <*****@*****.**>
* @since 2.6.22 - 2010-10-21
* @param int $startY optional, start Year, default current Year
* @param int $startM optional, start Month, default current Month
* @param int $startD optional, start Day, default current Day
* @param int $endY optional, end Year, default $startY
* @param int $endY optional, end Month, default $startM
* @param int $endY optional, end Day, default $startD
* @param mixed $cType optional, calendar component type(-s), default FALSE=all else string/array type(-s)
* @param bool $flat optional, FALSE (default) => output : array[Year][Month][Day][]
* TRUE => output : array[] (ignores split)
* @param bool $any optional, TRUE (default) - select component that take place within period
* FALSE - only components that starts within period
* @param bool $split optional, TRUE (default) - one component copy every day it take place during the
* period (implies flat=FALSE)
* FALSE - one occurance of component only in output array
* @return array or FALSE
*/
function selectComponents($startY = FALSE, $startM = FALSE, $startD = FALSE, $endY = FALSE, $endM = FALSE, $endD = FALSE, $cType = FALSE, $flat = FALSE, $any = TRUE, $split = TRUE)
{
/* check if empty calendar */
if (0 >= count($this->components)) {
return FALSE;
}
/* check default dates */
if (!$startY) {
$startY = date('Y');
}
if (!$startM) {
$startM = date('m');
}
if (!$startD) {
$startD = date('d');
}
$startDate = mktime(0, 0, 0, $startM, $startD, $startY);
if (!$endY) {
$endY = $startY;
}
if (!$endM) {
$endM = $startM;
}
if (!$endD) {
$endD = $startD;
}
$endDate = mktime(23, 59, 59, $endM, $endD, $endY);
/* check component types */
$validTypes = array('vevent', 'vtodo', 'vjournal', 'vfreebusy');
if (is_array($cType)) {
foreach ($cType as $cix => $theType) {
$cType[$cix] = $theType = strtolower($theType);
if (!in_array($theType, $validTypes)) {
$cType[$cix] = 'vevent';
}
}
$cType = array_unique($cType);
} elseif (!empty($cType)) {
$cType = strtolower($cType);
if (!in_array($cType, $validTypes)) {
$cType = array('vevent');
} else {
$cType = array($cType);
}
} else {
$cType = $validTypes;
}
if (0 >= count($cType)) {
$cType = $validTypes;
}
/* iterate components */
$result = array();
foreach ($this->components as $cix => $component) {
if (empty($component)) {
continue;
}
unset($component->propix, $start);
/* deselect unvalid type components */
if (!in_array($component->objName, $cType)) {
continue;
}
$start = $component->getProperty('dtstart');
/* select due when dtstart is missing */
if (empty($start) && $component->objName == 'vtodo' && FALSE === ($start = $component->getProperty('due'))) {
continue;
}
$dtendExist = $dueExist = $durationExist = $endAllDayEvent = FALSE;
unset($end, $startWdate, $endWdate, $rdurWsecs, $rdur, $exdatelist, $workstart, $workend, $endDateFormat);
// clean up
$startWdate = iCalUtilityFunctions::_date2timestamp($start);
$startDateFormat = isset($start['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
/* get end date from dtend/due/duration properties */
$end = $component->getProperty('dtend');
if (!empty($end)) {
$dtendExist = TRUE;
$endDateFormat = isset($end['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
}
// if( !empty($end)) echo 'selectComp 1 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
if (empty($end) && $component->objName == 'vtodo') {
$end = $component->getProperty('due');
if (!empty($end)) {
$dueExist = TRUE;
$endDateFormat = isset($end['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
}
// if( !empty($end)) echo 'selectComp 2 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
}
if (!empty($end) && !isset($end['hour'])) {
/* a DTEND without time part regards an event that ends the day before,
for an all-day event DTSTART=20071201 DTEND=20071202 (taking place 20071201!!! */
$endAllDayEvent = TRUE;
$endWdate = mktime(23, 59, 59, $end['month'], $end['day'] - 1, $end['year']);
$end['year'] = date('Y', $endWdate);
$end['month'] = date('m', $endWdate);
$end['day'] = date('d', $endWdate);
$end['hour'] = 23;
$end['min'] = $end['sec'] = 59;
// if( !empty($end)) echo 'selectComp 3 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
}
if (empty($end)) {
$end = $component->getProperty('duration', FALSE, FALSE, TRUE);
// in dtend (array) format
if (!empty($end)) {
$durationExist = TRUE;
}
$endDateFormat = isset($start['hour']) ? 'Y-m-d H:i:s' : 'Y-m-d';
// if( !empty($end)) echo 'selectComp 4 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
}
if (empty($end)) {
// assume one day duration if missing end date
$end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
// if( isset($end)) echo 'selectComp 5 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
}
$endWdate = iCalUtilityFunctions::_date2timestamp($end);
if ($endWdate < $startWdate) {
// MUST be after start date!!
$end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
$endWdate = iCalUtilityFunctions::_date2timestamp($end);
}
$rdurWsecs = $endWdate - $startWdate;
// compute component duration in seconds
/* make a list of optional exclude dates for component occurence from exrule and exdate */
$exdatelist = array();
$workstart = iCalUtilityFunctions::_timestamp2date($startDate - $rdurWsecs, 6);
$workend = iCalUtilityFunctions::_timestamp2date($endDate + $rdurWsecs, 6);
while (FALSE !== ($exrule = $component->getProperty('exrule'))) {
// check exrule
iCalUtilityFunctions::_recur2date($exdatelist, $exrule, $start, $workstart, $workend);
}
while (FALSE !== ($exdate = $component->getProperty('exdate'))) {
// check exdate
foreach ($exdate as $theExdate) {
$exWdate = iCalUtilityFunctions::_date2timestamp($theExdate);
$exWdate = mktime(0, 0, 0, date('m', $exWdate), date('d', $exWdate), date('Y', $exWdate));
// on a day-basis !!!
if ($startDate - $rdurWsecs <= $exWdate && $endDate >= $exWdate) {
$exdatelist[$exWdate] = TRUE;
}
}
}
/* if 'any' components, check repeating components, removing all excluding dates */
if (TRUE === $any) {
/* make a list of optional repeating dates for component occurence, rrule, rdate */
$recurlist = array();
while (FALSE !== ($rrule = $component->getProperty('rrule'))) {
// check rrule
iCalUtilityFunctions::_recur2date($recurlist, $rrule, $start, $workstart, $workend);
}
foreach ($recurlist as $recurkey => $recurvalue) {
// key=match date as timestamp
$recurlist[$recurkey] = $rdurWsecs;
}
// add duration in seconds
while (FALSE !== ($rdate = $component->getProperty('rdate'))) {
// check rdate
foreach ($rdate as $theRdate) {
if (is_array($theRdate) && 2 == count($theRdate) && array_key_exists('0', $theRdate) && array_key_exists('1', $theRdate)) {
$rstart = iCalUtilityFunctions::_date2timestamp($theRdate[0]);
if ($rstart < $startDate - $rdurWsecs || $rstart > $endDate) {
continue;
}
if (isset($theRdate[1]['year'])) {
// date-date period
$rend = iCalUtilityFunctions::_date2timestamp($theRdate[1]);
} else {
// date-duration period
$rend = iCalUtilityFunctions::_duration2date($theRdate[0], $theRdate[1]);
$rend = iCalUtilityFunctions::_date2timestamp($rend);
}
while ($rstart < $rend) {
$recurlist[$rstart] = $rdurWsecs;
// set start date for recurrence instance + rdate duration in seconds
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
} else {
// single date
$theRdate = iCalUtilityFunctions::_date2timestamp($theRdate);
if ($startDate - $rdurWsecs <= $theRdate && $endDate >= $theRdate) {
$recurlist[$theRdate] = $rdurWsecs;
}
// set start date for recurrence instance + event duration in seconds
}
}
}
if (0 < count($recurlist)) {
ksort($recurlist);
$xRecurrence = 1;
foreach ($recurlist as $recurkey => $durvalue) {
if ($startDate - $rdurWsecs > $recurkey || $endDate < $recurkey) {
// not within period
continue;
}
$checkDate = mktime(0, 0, 0, date('m', $recurkey), date('d', $recurkey), date('Y', $recurkey));
// on a day-basis !!!
if (isset($exdatelist[$checkDate])) {
// check excluded dates
continue;
}
if ($startWdate >= $recurkey) {
// exclude component start date
continue;
}
$component2 = $component->copy();
$rstart = $recurkey;
$rend = $recurkey + $durvalue;
/* add repeating components within valid dates to output array, only start date set */
if ($flat) {
$datestring = date($startDateFormat, $recurkey);
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
$component2->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
$datestring = date($endDateFormat, $recurkey + $durvalue);
// fixa korrekt sluttid
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component2->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
$component2->setProperty('X-RECURRENCE', ++$xRecurrence);
$result[$component2->getProperty('UID')] = $component2->copy();
// copy to output
} elseif ($split) {
$xRecurrence += 1;
if ($rend > $endDate) {
$rend = $endDate;
}
while ($rstart <= $rend) {
// iterate.. .
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
break;
}
if ($rstart > $startDate) {
// date after dtstart
$datestring = date($startDateFormat, $rstart);
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
$component2->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
$tend = mktime(date('H', $endWdate), date('i', $endWdate), date('s', $endWdate), date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
$datestring = date($endDateFormat, $tend);
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component2->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$component2->getProperty('UID')] = $component2->copy();
// copy to output
}
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
// end while( $rstart <= $rend )
} elseif ($rstart >= $startDate) {
// date within period //* flat=FALSE && split=FALSE *//
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (!isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
$xRecurrence += 1;
$datestring = date($startDateFormat, $rstart);
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
$component2->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
$rstart += $rdurWsecs;
$tend = mktime(date('H', $endWdate), date('i', $endWdate), date('s', $endWdate), date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
$datestring = date($endDateFormat, $tend);
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component2->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$component2->getProperty('UID')] = $component2->copy();
// copy to output
}
// end if( !isset( $exdatelist[$checkDate] ))
}
// end elseif( $rstart >= $startDate )
}
// end foreach( $recurlist as $recurkey => $durvalue )
}
// end if( 0 < count( $recurlist ))
/* deselect components with startdate/enddate not within period */
if ($endWdate < $startDate || $startWdate > $endDate) {
continue;
}
} elseif ($startWdate < $startDate || $startWdate > $endDate) {
continue;
}
/* add the selected component (WITHIN valid dates) to output array */
if ($flat) {
$result[$component->getProperty('UID')] = $component->copy();
} elseif ($split) {
if ($endWdate > $endDate) {
$endWdate = $endDate;
}
// use period end date
$rstart = $startWdate;
if ($rstart < $startDate) {
$rstart = $startDate;
}
// use period start date
$checkDate = mktime(0, 0, 0, date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
if (!isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
while ($rstart <= $endWdate) {
// iterate
if ($rstart > $startWdate) {
// if NOT startdate, set X-properties
$datestring = date($startDateFormat, $rstart);
if (isset($start['tz'])) {
$datestring .= ' ' . $start['tz'];
}
$component->setProperty('X-CURRENT-DTSTART', $datestring);
if ($dtendExist || $dueExist || $durationExist) {
$tend = mktime(date('H', $endWdate), date('i', $endWdate), date('s', $endWdate), date('m', $rstart), date('d', $rstart), date('Y', $rstart));
// on a day-basis !!!
$datestring = date($endDateFormat, $tend);
if (isset($end['tz'])) {
$datestring .= ' ' . $end['tz'];
}
$propName = !$dueExist ? 'X-CURRENT-DTEND' : 'X-CURRENT-DUE';
$component->setProperty($propName, $datestring);
}
// end if( $dtendExist || $dueExist || $durationExist )
}
// end if( $rstart > $startWdate )
$wd = getdate($rstart);
$result[$wd['year']][$wd['mon']][$wd['mday']][$component->getProperty('UID')] = $component->copy();
// copy to output
$rstart = mktime(date('H', $rstart), date('i', $rstart), date('s', $rstart), date('m', $rstart), date('d', $rstart) + 1, date('Y', $rstart));
// step one day
}
// end while( $rstart <= $endWdate )
}
// end if( !isset( $exdatelist[$checkDate] ))
} elseif ($startWdate >= $startDate) {
// within period
$checkDate = mktime(0, 0, 0, date('m', $startWdate), date('d', $startWdate), date('Y', $startWdate));
// on a day-basis !!!
if (!isset($exdatelist[$checkDate])) {
// exclude any recurrence START date, found in exdatelist
$wd = getdate($startWdate);
$result[$wd['year']][$wd['mon']][$wd['mday']][$component->getProperty('UID')] = $component->copy();
// copy to output
}
}
}
// end foreach ( $this->components as $cix => $component )
if (0 >= count($result)) {
return FALSE;
} elseif (!$flat) {
foreach ($result as $y => $yeararr) {
foreach ($yeararr as $m => $montharr) {
foreach ($montharr as $d => $dayarr) {
$result[$y][$m][$d] = array_values($dayarr);
}
// skip tricky UID-index
ksort($result[$y][$m]);
}
ksort($result[$y]);
}
ksort($result);
}
// end elseif( !$flat )
return $result;
}
/**
* select components from calendar on date or selectOption basis
*
* Ensure DTSTART is set for every component.
* No date controls occurs.
*
* @author Kjell-Inge Gustafsson, kigkonsult <*****@*****.**>
* @since 2.21.11 - 2015-03-31
* @param mixed $startY optional, (int) start Year, default current Year
* ALT. (obj) start date (datetime)
* ALT. array selecOptions ( *[ <propName> => <uniqueValue> ] )
* @param mixed $startM optional, (int) start Month, default current Month
* ALT. (obj) end date (datetime)
* @param int $startD optional, start Day, default current Day
* @param int $endY optional, end Year, default $startY
* @param int $endM optional, end Month, default $startM
* @param int $endD optional, end Day, default $startD
* @param mixed $cType optional, calendar component type(-s), default FALSE=all else string/array type(-s)
* @param bool $flat optional, FALSE (default) => output : array[Year][Month][Day][]
* TRUE => output : array[] (ignores split)
* @param bool $any optional, TRUE (default) - select component(-s) that occurs within period
* FALSE - only component(-s) that starts within period
* @param bool $split optional, TRUE (default) - one component copy every DAY it occurs during the
* period (implies flat=FALSE)
* FALSE - one occurance of component only in output array
* @uses vcalendar::$components
* @uses vcalendar::selectComponents2()
* @uses iCalUtilityFunctions::$vComps
* @uses calendarComponent::$objName
* @uses calendarComponent::getProperty()
* @uses iCaldateTime::factory()
* @uses iCaldateTime::getTimezoneName()
* @uses iCaldateTime::getTime()
* @uses iCalUtilityFunctions::$fmt
* @uses iCaldateTime::$SCbools
* @uses iCaldateTime::format()
* @uses iCalUtilityFunctions::_strDate2arr()
* @uses iCalUtilityFunctions::_recur2date()
* @uses iCalUtilityFunctions::_inScope()
* @uses calendarComponent::copy()
* @uses calendarComponent::setProperty()
* @uses iCalUtilityFunctions::$fmt
* @uses calendarComponent::deleteProperty()
* @uses iCalUtilityFunctions::_setSortArgs()
* @uses iCalUtilityFunctions::_cmpfcn()
* @return array or FALSE
*/
function selectComponents($startY = FALSE, $startM = FALSE, $startD = FALSE, $endY = FALSE, $endM = FALSE, $endD = FALSE, $cType = FALSE, $flat = FALSE, $any = TRUE, $split = TRUE)
{
/* check if empty calendar */
if (0 >= count($this->components)) {
return FALSE;
}
if (is_array($startY)) {
return $this->selectComponents2($startY);
}
/* check default dates */
if (is_a($startY, 'DateTime') && is_a($startM, 'DateTime')) {
$endY = $startM->format('Y');
$endM = $startM->format('m');
$endD = $startM->format('d');
$startD = $startY->format('d');
$startM = $startY->format('m');
$startY = $startY->format('Y');
} else {
if (!$startY) {
$startY = date('Y');
}
if (!$startM) {
$startM = date('m');
}
if (!$startD) {
$startD = date('d');
}
if (!$endY) {
$endY = $startY;
}
if (!$endM) {
$endM = $startM;
}
if (!$endD) {
$endD = $startD;
}
}
// echo "selectComp args={$startY}-{$startM}-{$startD} - {$endY}-{$endM}-{$endD}<br>\n"; $tcnt = 0;// test ###
/* check component types */
if (empty($cType)) {
$cType = iCalUtilityFunctions::$vComps;
} else {
if (!is_array($cType)) {
$cType = array($cType);
}
$cType = array_map('strtolower', $cType);
foreach ($cType as $cix => $theType) {
if (!in_array($theType, iCalUtilityFunctions::$vComps)) {
$cType[$cix] = 'vevent';
}
}
$cType = array_unique($cType);
}
if (FALSE === $flat && FALSE === $any) {
// invalid combination
$split = FALSE;
}
if (TRUE === $flat && TRUE === $split) {
// invalid combination
$split = FALSE;
}
/* iterate components */
$result = array();
$this->sort('UID');
$compUIDcmp = null;
$exdatelist = $recurridList = array();
$intervalP1D = new DateInterval('P1D');
foreach ($this->components as $cix => $component) {
if (empty($component)) {
continue;
}
/* deselect unvalid type components */
if (!in_array($component->objName, $cType)) {
continue;
}
unset($compStart, $compEnd);
/* select start from dtstart or due if dtstart is missing */
$prop = $component->getProperty('dtstart', FALSE, TRUE);
if (empty($prop) && $component->objName == 'vtodo' && FALSE === ($prop = $component->getProperty('due', FALSE, TRUE))) {
continue;
}
if (empty($prop)) {
continue;
}
/* get UID */
$compUID = $component->getProperty('UID');
if ($compUIDcmp != $compUID) {
$compUIDcmp = $compUID;
$exdatelist = $recurridList = array();
}
$recurrid = FALSE;
// file_put_contents( '/opt/work/iCal/iCalcreator/iCalcreator-2.20.x/log/log.txt', "#$cix".PHP_EOL.var_export( $component, TRUE ).PHP_EOL.PHP_EOL, FILE_APPEND ); // test ###
$compStart = iCaldateTime::factory($prop['value'], $prop['params'], $prop['value']);
$dtstartTz = $compStart->getTimezoneName();
if (isset($prop['params']['VALUE']) && 'DATE' == $prop['params']['VALUE']) {
$compStartHis = '';
} else {
$his = $compStart->getTime();
$compStartHis = sprintf(iCalUtilityFunctions::$fmt['His'], (int) $his[0], (int) $his[1], (int) $his[2]);
}
/* get end date from dtend/due/duration properties */
if (FALSE !== ($prop = $component->getProperty('dtend', FALSE, TRUE))) {
$compEnd = iCaldateTime::factory($prop['value'], $prop['params'], $prop['value'], $dtstartTz);
$compEnd->SCbools['dtendExist'] = TRUE;
}
if (empty($prop) && $component->objName == 'vtodo' && FALSE !== ($prop = $component->getProperty('due', FALSE, TRUE))) {
$compEnd = iCaldateTime::factory($prop['value'], $prop['params'], $prop['value'], $dtstartTz);
$compEnd->SCbools['dueExist'] = TRUE;
}
if (empty($prop) && FALSE !== ($prop = $component->getProperty('duration', FALSE, TRUE, TRUE))) {
// in dtend (array) format
$compEnd = iCaldateTime::factory($prop['value'], $prop['params'], $prop['value'], $dtstartTz);
$compEnd->SCbools['durationExist'] = TRUE;
}
if (!empty($prop) && !isset($prop['value']['hour'])) {
/* a DTEND without time part denotes an end of an event that actually ends the day before,
for an all-day event DTSTART=20071201 DTEND=20071202, taking place 20071201!!! */
$compEnd->SCbools['endAllDayEvent'] = TRUE;
$compEnd->modify('-1 day');
$compEnd->setTime(23, 59, 59);
}
unset($prop);
if (empty($compEnd)) {
$compDuration = FALSE;
$compEnd = clone $compStart;
$compEnd->setTime(23, 59, 59);
// 23:59:59 the same day as start
} else {
if ($compEnd->format('Ymd') < $compStart->format('Ymd')) {
// MUST be after start date!!
$compEnd = clone $compStart;
$compEnd->setTime(23, 59, 59);
// 23:59:59 the same day as start or ???
}
$compDuration = $compStart->diff($compEnd);
// DateInterval
}
/* check recurrence-id (note, a missing sequence is the same as sequence=0 so don't test for sequence), to alter when hit dtstart/recurlist */
if (FALSE !== ($prop = $component->getProperty('recurrence-id', FALSE, TRUE))) {
$recurrid = iCaldateTime::factory($prop['value'], $prop['params'], $prop['value'], $dtstartTz);
$rangeSet = isset($prop['params']['RANGE']) && 'THISANDFUTURE' == $prop['params']['RANGE'] ? TRUE : FALSE;
$recurridList[$recurrid->key] = array(clone $compStart, clone $compEnd, $compDuration, $rangeSet);
// change recur this day to new YmdHis/duration/range
// echo "adding comp no:$cix with date=".$compStart->format(iCalUtilityFunctions::$fmt['YmdHis2e'])." to recurridList id={$recurrid->key}, newDate={$compStart->key}<br>\n"; // test ###
unset($prop);
continue;
// ignore any other props in the component
}
// end recurrence-id/sequence test
// else echo "comp no:$cix with date=".$compStart->format().", NO recurrence-id<br>\n"; // test ###
ksort($recurridList, SORT_STRING);
// echo 'recurridList='.implode(', ', array_keys( $recurridList ))."<br>\n"; // test ###
$fcnStart = clone $compStart;
$fcnStart->setDate((int) $startY, (int) $startM, (int) $startD);
$fcnStart->setTime(0, 0, 0);
$fcnEnd = clone $compEnd;
$fcnEnd->setDate((int) $endY, (int) $endM, (int) $endD);
$fcnEnd->setTime(23, 59, 59);
// echo 'compStart='.$compStart->format().', compEnd'.$compEnd->format(); if($compDuration)echo ', interval='.$compDuration->format( iCalUtilityFunctions::$fmt['durDHis'] ); echo "<br>\n"; $tcnt = 0;// test ###
/* *************************************************************
make a list of optional exclude dates for component occurence from exrule and exdate
*********************************************************** */
$workStart = clone $compStart;
$workStart->sub($compDuration ? $compDuration : $intervalP1D);
$workEnd = clone $fcnEnd;
$workEnd->add($compDuration ? $compDuration : $intervalP1D);
while (FALSE !== ($prop = $component->getProperty('EXRULE'))) {
$exdatelist2 = array();
if (isset($prop['UNTIL']['hour'])) {
// convert until date to dtstart timezone
$until = iCaldateTime::factory($prop['UNTIL'], array('TZID' => 'UTC'), null, $dtstartTz);
$until = $until->format();
iCalUtilityFunctions::_strDate2arr($until);
$prop['UNTIL'] = $until;
}
iCalUtilityFunctions::_recur2date($exdatelist2, $prop, $compStart, $workStart, $workEnd);
foreach ($exdatelist2 as $k => $v) {
$exdatelist[$k . $compStartHis] = $v;
}
// point out exact every excluded ocurrence (incl. opt. His)
unset($until, $exdatelist2);
}
while (FALSE !== ($prop = $component->getProperty('EXDATE', FALSE, TRUE))) {
// - start check exdate
foreach ($prop['value'] as $exdate) {
$exdate = iCaldateTime::factory($exdate, $prop['params'], $exdate, $dtstartTz);
$exdatelist[$exdate->key] = TRUE;
}
// end - foreach( $exdate as $exdate )
}
// end - check exdate
unset($prop, $exdate);
// echo 'exdatelist=' .implode(', ', array_keys( $exdatelist )) ."<br>\n"; // test ###
/* *************************************************************
select only components within.. .
*********************************************************** */
$xRecurrence = 1;
if (!$any && iCalUtilityFunctions::_inScope($compStart, $fcnStart, $compStart, $fcnEnd, $compStart->dateFormat) || $any && iCalUtilityFunctions::_inScope($fcnEnd, $compStart, $fcnStart, $compEnd, $compStart->dateFormat)) {
/* add the selected component (WITHIN valid dates) to output array */
if ($flat) {
// any=true/false, ignores split
if (!$recurrid) {
$result[$compUID] = $component->copy();
}
// copy original to output (but not anyone with recurrence-id)
} elseif ($split) {
// split the original component
// echo 'split org.:'.$compStart->format().' < '.$fcnStart->format( 'Ymd His e' )."<br>\n"; // test ###
if ($compStart->format(iCalUtilityFunctions::$fmt['YmdHis2']) < $fcnStart->format(iCalUtilityFunctions::$fmt['YmdHis2'])) {
$rstart = clone $fcnStart;
} else {
$rstart = clone $compStart;
}
if ($compEnd->format(iCalUtilityFunctions::$fmt['YmdHis2']) > $fcnEnd->format(iCalUtilityFunctions::$fmt['YmdHis2'])) {
$rend = clone $fcnEnd;
} else {
$rend = clone $compEnd;
}
// echo "going to test comp no:$cix, rstart=".$rstart->format( iCalUtilityFunctions::$fmt['YmdHis2e'] )." (key={$rstart->key}), end=".$rend->format( iCalUtilityFunctions::$fmt['YmdHis2e'] )."<br>\n"; // test ###
if (!isset($exdatelist[$rstart->key])) {
// not excluded in exrule/exdate
if (isset($recurridList[$rstart->key])) {
// change start day to new YmdHis/duration
$k = $rstart->key;
// echo "recurridList HIT, key={$k}, recur Date=".$recurridList[$k][0]->key."<br>\n"; // test ###
$rstart = clone $recurridList[$k][0];
$startHis = $rstart->getTime();
$rend = clone $rstart;
if (FALSE !== $recurridList[$k][2]) {
$rend->add($recurridList[$k][2]);
} elseif (FALSE !== $compDuration) {
$rend->add($compDuration);
}
$endHis = $rend->getTime();
unset($recurridList[$k]);
} else {
$startHis = $compStart->getTime();
$endHis = $compEnd->getTime();
}
// echo "_____testing comp no:$cix, rstart=".$rstart->format( iCalUtilityFunctions::$fmt['YmdHis2e'] )." (key={$rstart->key}), end=".$rend->format( iCalUtilityFunctions::$fmt['YmdHis2e'] )."<br>\n"; // test ###
$cnt = 0;
// exclude any recurrence START date, found in exdatelist or recurridList but accept the reccurence-id comp itself
$occurenceDays = 1 + (int) $rstart->diff($rend)->format('%a');
// count the days (incl start day)
while ($rstart->format(iCalUtilityFunctions::$fmt['Ymd2']) <= $rend->format(iCalUtilityFunctions::$fmt['Ymd2'])) {
$cnt += 1;
if (1 < $occurenceDays) {
$component->setProperty('X-OCCURENCE', sprintf(iCalUtilityFunctions::$fmt['dayOfDays'], $cnt, $occurenceDays));
}
if (1 < $cnt) {
$rstart->setTime(0, 0, 0);
} else {
$rstart->setTime($startHis[0], $startHis[1], $startHis[2]);
$exdatelist[$rstart->key] = $compDuration;
// make sure to exclude start day from the recurrence pattern
}
$component->setProperty('X-CURRENT-DTSTART', $rstart->format($compStart->dateFormat));
if (FALSE !== $compDuration) {
$propName = isset($compEnd->SCbools['dueExist']) ? 'X-CURRENT-DUE' : 'X-CURRENT-DTEND';
if ($cnt < $occurenceDays) {
$rstart->setTime(23, 59, 59);
} else {
$rstart->setTime($endHis[0], $endHis[1], $endHis[2]);
}
$component->setProperty($propName, $rstart->format($compEnd->dateFormat));
}
$result[(int) $rstart->format('Y')][(int) $rstart->format('m')][(int) $rstart->format('d')][$compUID] = $component->copy();
// copy to output
$rstart->add($intervalP1D);
}
// end while(( $rstart->format( 'Ymd' ) < $rend->format( 'Ymd' ))
unset($cnt, $occurenceDays);
}
// end if( ! isset( $exdatelist[$rstart->key] ))
// else echo "skip no:$cix with date=".$compStart->format()."<br>\n"; // test ###
unset($rstart, $rend);
} else {
// !$flat && !$split, i.e. no flat array and DTSTART within period
$tstart = isset($recurridList[$compStart->key]) ? clone $recurridList[$k][0] : clone $compStart;
// echo "going to test comp no:$cix with checkDate={$compStart->key} with recurridList=".implode(',',array_keys($recurridList)); // test ###
if (!$any || !isset($exdatelist[$tstart->key])) {
// exclude any recurrence date, found in exdatelist
// echo " and copied to output<br>\n"; // test ###
$result[(int) $tstart->format('Y')][(int) $tstart->format('m')][(int) $tstart->format('d')][$compUID] = $component->copy();
// copy to output
}
unset($tstart);
}
}
// end (dt)start within the period OR occurs within the period
/* *************************************************************
if 'any' components, check components with reccurrence rules, removing all excluding dates
*********************************************************** */
if (TRUE === $any) {
$recurlist = array();
/* make a list of optional repeating dates for component occurence, rrule, rdate */
while (FALSE !== ($prop = $component->getProperty('RRULE'))) {
// get all rrule dates (multiple values allowed)
$recurlist2 = array();
if (isset($prop['UNTIL']['hour'])) {
// convert $rrule['UNTIL'] to the same timezone as DTSTART !!
$until = iCaldateTime::factory($prop['UNTIL'], array('TZID' => 'UTC'), null, $dtstartTz);
$until = $until->format();
iCalUtilityFunctions::_strDate2arr($until);
$prop['UNTIL'] = $until;
}
iCalUtilityFunctions::_recur2date($recurlist2, $prop, $compStart, $workStart, $workEnd);
foreach ($recurlist2 as $recurkey => $recurvalue) {
// recurkey=Ymd
$recurkey .= $compStartHis;
// add opt His
if (!isset($exdatelist[$recurkey])) {
$recurlist[$recurkey] = $compDuration;
}
// DateInterval or FALSE
}
unset($prop, $until, $recurlist2);
}
$workStart = clone $fcnStart;
$workStart->sub($compDuration ? $compDuration : $intervalP1D);
$format = $compStart->dateFormat;
while (FALSE !== ($prop = $component->getProperty('RDATE', FALSE, TRUE))) {
$rdateFmt = isset($prop['params']['VALUE']) ? $prop['params']['VALUE'] : 'DATETIME';
$params = $prop['params'];
$prop = $prop['value'];
foreach ($prop as $theRdate) {
if ('PERIOD' == $rdateFmt) {
// all days within PERIOD
$rdate = iCaldateTime::factory($theRdate[0], $params, $theRdate[0], $dtstartTz);
if (!iCalUtilityFunctions::_inScope($rdate, $workStart, $rdate, $fcnEnd, $format) || isset($exdatelist[$rdate->key])) {
continue;
}
if (isset($theRdate[1]['year'])) {
// date-date period end
$recurlist[$rdate->key] = $rdate->diff(iCaldateTime::factory($theRdate[1], $params, $theRdate[1], $dtstartTz));
} else {
// period duration
$recurlist[$rdate->key] = new DateInterval(iCalUtilityFunctions::_duration2str($theRdate[1]));
}
} elseif ('DATE' == $rdateFmt) {
// single recurrence, date
$rdate = iCaldateTime::factory($theRdate, array_merge($params, array('TZID' => $dtstartTz)), null, $dtstartTz);
if (iCalUtilityFunctions::_inScope($rdate, $workStart, $rdate, $fcnEnd, $format) && !isset($exdatelist[$rdate->key])) {
$recurlist[$rdate->key . $compStartHis] = $compDuration;
}
// set start date for recurrence + DateInterval/FALSE (+opt His)
} else {
// start DATETIME
$rdate = iCaldateTime::factory($theRdate, $params, $theRdate, $dtstartTz);
if (iCalUtilityFunctions::_inScope($rdate, $workStart, $rdate, $fcnEnd, $format) && !isset($exdatelist[$rdate->key])) {
$recurlist[$rdate->key] = $compDuration;
}
// set start datetime for recurrence DateInterval/FALSE
}
// end DATETIME
}
// end foreach( $prop as $theRdate )
}
// end while( FALSE !== ( $prop = $component->getProperty( 'rdate', FALSE, TRUE )))
unset($prop, $workStart, $format, $theRdate, $rdate, $rend);
foreach ($recurridList as $rKey => $rVal) {
// check for recurrence-id, i.e. alter recur Ymd[His] and duration
if (isset($recurlist[$rKey])) {
unset($recurlist[$rKey]);
$recurlist[$rVal[0]->key] = FALSE !== $rVal[2] ? $rVal[2] : $compDuration;
// echo "alter recurfrom {$rKey} to {$rVal[0]->key} ";if(FALSE!==$dur)echo " ({$dur->format( '%a days, %h-%i-%s' )})";echo "<br>\n"; // test ###
}
}
ksort($recurlist, SORT_STRING);
// echo 'recurlist=' .implode(', ', array_keys( $recurlist )) ."<br>\n"; // test ###
// echo 'recurridList=' .implode(', ', array_keys( $recurridList )) ."<br>\n"; // test ###
/* *************************************************************
output all remaining components in recurlist
*********************************************************** */
if (0 < count($recurlist)) {
$component2 = $component->copy();
$compUID = $component2->getProperty('UID');
$workStart = clone $fcnStart;
$workStart->sub($compDuration ? $compDuration : $intervalP1D);
$YmdOld = null;
foreach ($recurlist as $recurkey => $durvalue) {
if ($YmdOld == substr($recurkey, 0, 8)) {
// skip overlapping recur the same day, i.e. RDATE before RRULE
continue;
}
$YmdOld = substr($recurkey, 0, 8);
$rstart = clone $compStart;
$rstart->setDate((int) substr($recurkey, 0, 4), (int) substr($recurkey, 4, 2), (int) substr($recurkey, 6, 2));
$rstart->setTime((int) substr($recurkey, 8, 2), (int) substr($recurkey, 10, 2), (int) substr($recurkey, 12, 2));
// echo "recur start=".$rstart->format( iCalUtilityFunctions::$fmt['YmdHis2e'] )."<br>\n"; // test ###;
/* add recurring components within valid dates to output array, only start date set */
if ($flat) {
if (!isset($result[$compUID])) {
// only one comp
$result[$compUID] = $component2->copy();
}
// copy to output
} elseif ($split) {
$rend = clone $rstart;
if (FALSE !== $durvalue) {
$rend->add($durvalue);
}
if ($rend->format(iCalUtilityFunctions::$fmt['Ymd2']) > $fcnEnd->format(iCalUtilityFunctions::$fmt['Ymd2'])) {
$rend = clone $fcnEnd;
}
// echo "recur 1={$recurkey}, start=".$rstart->format( iCalUtilityFunctions::$fmt['YmdHis2e'] ).", end=".$rend->format( iCalUtilityFunctions::$fmt['YmdHis2e'] );if($durvalue) echo ", duration=".$durvalue->format( iCalUtilityFunctions::$fmt['durDHis'] );echo "<br>\n"; // test ###
$xRecurrence += 1;
$cnt = 0;
$occurenceDays = 1 + (int) $rstart->diff($rend)->format('%a');
// count the days (incl start day)
while ($rstart->format(iCalUtilityFunctions::$fmt['Ymd2']) <= $rend->format(iCalUtilityFunctions::$fmt['Ymd2'])) {
// iterate.. .
$cnt += 1;
if ($rstart->format(iCalUtilityFunctions::$fmt['Ymd2']) < $fcnStart->format(iCalUtilityFunctions::$fmt['Ymd2'])) {
// date before dtstart
// echo "recur 3, start=".$rstart->format( 'Y-m-d H:i:s' )." >= fcnStart=".$fcnStart->format( 'Y-m-d H:i:s' )."<br>\n"; // test ###
$rstart->add($intervalP1D);
$rstart->setTime(0, 0, 0);
continue;
} elseif (2 == $cnt) {
$rstart->setTime(0, 0, 0);
}
$component2->setProperty('X-RECURRENCE', $xRecurrence);
if (1 < $occurenceDays) {
$component2->setProperty('X-OCCURENCE', sprintf(iCalUtilityFunctions::$fmt['dayOfDays'], $cnt, $occurenceDays));
} else {
$component2->deleteProperty('X-OCCURENCE');
}
$component2->setProperty('X-CURRENT-DTSTART', $rstart->format($compStart->dateFormat));
$propName = isset($compEnd->SCbools['dueExist']) ? 'X-CURRENT-DUE' : 'X-CURRENT-DTEND';
if (FALSE !== $durvalue) {
if ($cnt < $occurenceDays) {
$rstart->setTime(23, 59, 59);
} else {
$His = $rend->getTime();
// set end time
$rstart->setTime($His[0], $His[1], $His[2]);
}
$component2->setProperty($propName, $rstart->format($compEnd->dateFormat));
// echo "checking date, (day {$cnt} of {$occurenceDays}), _end_=".$rstart->format( 'Y-m-d H:i:s e' )."<br>"; // test ###;
} else {
$component2->deleteProperty($propName);
}
$result[(int) $rstart->format('Y')][(int) $rstart->format('m')][(int) $rstart->format('d')][$compUID] = $component2->copy();
// copy to output
$rstart->add($intervalP1D);
}
// end while( $rstart->format( 'Ymd' ) <= $rend->format( 'Ymd' ))
unset($rstart, $rend);
} elseif ($rstart->format(iCalUtilityFunctions::$fmt['Ymd2']) >= $fcnStart->format(iCalUtilityFunctions::$fmt['Ymd2'])) {
$xRecurrence += 1;
// date within period //* flat=FALSE && split=FALSE => one comp every recur startdate *//
$component2->setProperty('X-RECURRENCE', $xRecurrence);
$component2->setProperty('X-CURRENT-DTSTART', $rstart->format($compStart->dateFormat));
$propName = isset($compEnd->SCbools['dueExist']) ? 'X-CURRENT-DUE' : 'X-CURRENT-DTEND';
if (FALSE !== $durvalue) {
$rstart->add($durvalue);
$component2->setProperty($propName, $rstart->format($compEnd->dateFormat));
} else {
$component2->deleteProperty($propName);
}
$result[(int) $rstart->format('Y')][(int) $rstart->format('m')][(int) $rstart->format('d')][$compUID] = $component2->copy();
// copy to output
}
// end elseif( $rstart >= $fcnStart )
unset($rstart);
}
// end foreach( $recurlist as $recurkey => $durvalue )
unset($component2, $xRecurrence, $compUID, $workStart, $rstart);
}
// end if( 0 < count( $recurlist ))
}
// end if( TRUE === $any )
unset($component);
}
// end foreach ( $this->components as $cix => $component )
unset($recurrid, $recurridList, $fcnStart, $fcnEnd, $compStart, $compEnd, $exdatelist, $recurlist);
// clean up
if (0 >= count($result)) {
return FALSE;
} elseif (!$flat) {
foreach ($result as $y => $yeararr) {
foreach ($yeararr as $m => $montharr) {
foreach ($montharr as $d => $dayarr) {
if (empty($result[$y][$m][$d])) {
unset($result[$y][$m][$d]);
} else {
$result[$y][$m][$d] = array_values($dayarr);
// skip tricky UID-index
if (1 < count($result[$y][$m][$d])) {
foreach ($result[$y][$m][$d] as &$c) {
// sort
iCalUtilityFunctions::_setSortArgs($c);
}
usort($result[$y][$m][$d], array('iCalUtilityFunctions', '_cmpfcn'));
}
}
}
// end foreach( $montharr as $d => $dayarr )
if (empty($result[$y][$m])) {
unset($result[$y][$m]);
} else {
ksort($result[$y][$m]);
}
}
// end foreach( $yeararr as $m => $montharr )
if (empty($result[$y])) {
unset($result[$y]);
} else {
ksort($result[$y]);
}
}
// end foreach( $result as $y => $yeararr )
if (empty($result)) {
unset($result);
} else {
ksort($result);
}
}
// end elseif( !$flat )
if (0 >= count($result)) {
return FALSE;
}
return $result;
}
/**
* Create list of recurrent instances.
*
* @param Ai1ec_Event $event Event to generate instances for.
* @param array $event_instance First instance contents.
* @param int $_start Timestamp of first occurence.
* @param int $tif Timestamp of last occurence.
* @param int $duration Event duration in seconds.
* @param string $timezone Target timezone.
*
* @return array List of event instances.
*/
public function create_instances_by_recurrence(Ai1ec_Event $event, array $event_instance, $_start, $tif, $duration, $timezone)
{
$recurrence_parser = $this->_registry->get('recurrence.rule');
$evs = array();
$startdate = array('timestamp' => $_start, 'tz' => $timezone);
$enddate = array('timestamp' => $tif, 'tz' => $timezone);
$start = $event_instance['start'];
$wdate = $startdate = iCalUtilityFunctions::_timestamp2date($startdate, 6);
$enddate = iCalUtilityFunctions::_timestamp2date($enddate, 6);
$exclude_dates = array();
$recurrence_dates = array();
if ($event->get('exception_rules')) {
// creat an array for the rules
$exception_rules = $recurrence_parser->build_recurrence_rules_array($event->get('exception_rules'));
$exception_rules = iCalUtilityFunctions::_setRexrule($exception_rules);
$result = array();
// The first array is the result and it is passed by reference
iCalUtilityFunctions::_recur2date($exclude_dates, $exception_rules, $wdate, $startdate, $enddate);
}
$recurrence_rules = $recurrence_parser->build_recurrence_rules_array($event->get('recurrence_rules'));
$recurrence_rules = iCalUtilityFunctions::_setRexrule($recurrence_rules);
iCalUtilityFunctions::_recur2date($recurrence_dates, $recurrence_rules, $wdate, $startdate, $enddate);
$recurrence_dates = array_keys($recurrence_dates);
// Add the instances
foreach ($recurrence_dates as $date) {
// The arrays are in the form timestamp => true so an isset call is what we need
if (isset($exclude_dates[$date])) {
continue;
}
$event_instance['start'] = $date;
$event_instance['end'] = $date + $duration;
$excluded = false;
// Check if exception dates match this occurence
if ($exception_dates = $event->get('exception_dates')) {
$match_exdates = $this->date_match_exdates($date, $exception_dates, $timezone);
if ($match_exdates) {
$excluded = true;
}
}
// Add event only if it is not excluded
if (false === $excluded) {
$evs[] = $event_instance;
}
}
return $evs;
}