private function parseRrules($rrule)
{
$rrulearr = array();
$repeat['repeat_rules'] = '';
foreach ($rrule as $rule) {
list($attr, $val) = explode('=', $rule);
if ((string) $attr !== 'COUNT') {
if ($repeat['repeat_rules'] === '') {
$repeat['repeat_rules'] = $attr . '=' . $val;
} else {
$repeat['repeat_rules'] .= ';' . $attr . '=' . $val;
}
}
}
foreach ($rrule as $rule) {
list($attr, $val) = explode('=', $rule);
$rrulearr[$attr] = $val;
}
if (!isset($rrulearr['INTERVAL']) || $rrulearr['INTERVAL'] === '') {
$rrulearr['INTERVAL'] = 1;
}
if (array_key_exists('BYDAY', $rrulearr)) {
if (substr_count($rrulearr['BYDAY'], ',') === 0) {
if (strlen($rrulearr['BYDAY']) === 2) {
$repeat['weekdays'][$rrulearr['BYDAY']] = $rrulearr['BYDAY'];
} elseif (strlen($rrulearr['BYDAY']) === 3) {
$repeat['weekofmonth'] = substr($rrulearr['BYDAY'], 0, 1);
$repeat['weekdays'][substr($rrulearr['BYDAY'], 1, 2)] = substr($rrulearr['BYDAY'], 1, 2);
} elseif (strlen($rrulearr['BYDAY']) === 4) {
$repeat['weekofmonth'] = substr($rrulearr['BYDAY'], 0, 2);
$repeat['weekdays'][substr($rrulearr['BYDAY'], 2, 2)] = substr($rrulearr['BYDAY'], 2, 2);
}
} else {
$byday_days = explode(',', $rrulearr['BYDAY']);
foreach ($byday_days as $byday_day) {
if (strlen($byday_day) === 2) {
$repeat['weekdays'][$byday_day] = $byday_day;
} elseif (strlen($byday_day) === 3) {
$repeat['weekofmonth'] = substr($byday_day, 0, 1);
$repeat['weekdays'][substr($byday_day, 1, 2)] = substr($byday_day, 1, 2);
} elseif (strlen($byday_day) === 4) {
$repeat['weekofmonth'] = substr($byday_day, 0, 2);
$repeat['weekdays'][substr($byday_day, 2, 2)] = substr($byday_day, 2, 2);
}
}
}
}
if (array_key_exists('BYMONTHDAY', $rrulearr)) {
if (substr_count($rrulearr['BYMONTHDAY'], ',') === 0) {
$repeat['bymonthday'][$rrulearr['BYMONTHDAY']] = $rrulearr['BYMONTHDAY'];
} else {
$bymonthdays = explode(',', $rrulearr['BYMONTHDAY']);
foreach ($bymonthdays as $bymonthday) {
$repeat['bymonthday'][$bymonthday] = $bymonthday;
}
}
}
if (array_key_exists('BYMONTH', $rrulearr)) {
//Fix
if (substr_count($rrulearr['BYMONTH'], ',') === 0) {
$repeat['bymonth'][(string) $rrulearr['BYMONTH']] = (string) $rrulearr['BYMONTH'];
} else {
$bymonth = explode(',', $rrulearr['BYMONTH']);
foreach ($bymonth as $month) {
$repeat['bymonth'][$month] = $month;
}
}
//$repeat['bymonthday'][] =$dtstart -> getDateTime() -> format('d');
}
switch ($rrulearr['FREQ']) {
case 'DAILY':
if ((int) $repeat['interval'] === 1) {
$repeat['repeat'] = 'DAILY';
} else {
$repeat['repeat'] = 'OWNDEF';
}
break;
case 'WEEKLY':
if (array_key_exists('BYDAY', $rrulearr) === false) {
$rrulearr['BYDAY'] = '';
$repeat['repeat'] = 'WEEKLY';
} else {
$repeat['repeat'] = 'OWNDEF';
$repeat['rAdvanced'] = 'WEEKLY';
}
break;
case 'MONTHLY':
$repeat['repeat'] = 'MONTHLY';
if (array_key_exists('BYDAY', $rrulearr)) {
$repeat['rRadio0'] = '';
$repeat['rClass0'] = 'class="ui-isDisabled"';
$repeat['rRadio1'] = 'checked="checked"';
$repeat['rClass1'] = '';
$repeat['rAdvanced'] = 'MONTHLY';
$repeat['repeat'] = 'OWNDEF';
} elseif (array_key_exists('BYMONTHDAY', $rrulearr)) {
$repeat['rRadio0'] = 'checked="checked"';
$repeat['rClass0'] = '';
$repeat['rRadio1'] = '';
$repeat['rClass1'] = 'class="ui-isDisabled"';
$repeat['rAdvanced'] = 'MONTHLY';
$repeat['repeat'] = 'OWNDEF';
} else {
$repeat['rRadio0'] = 'checked="checked"';
$repeat['rClass0'] = '';
$repeat['rRadio1'] = '';
$repeat['rClass1'] = 'class="ui-isDisabled"';
}
break;
case 'YEARLY':
//Fix
$repeat['repeat'] = 'YEARLY';
if (array_key_exists('BYMONTH', $rrulearr) && array_key_exists('BYDAY', $rrulearr)) {
$repeat['checkedMonth'] = 'checked';
$repeat['bdayClass'] = '';
$repeat['repeat'] = 'OWNDEF';
$repeat['rAdvanced'] = 'YEARLY';
} elseif (array_key_exists('BYMONTH', $rrulearr) && array_key_exists('BYDAY', $rrulearr) === false) {
$repeat['checkedMonth'] = '';
$repeat['repeat'] = 'OWNDEF';
$repeat['rAdvanced'] = 'YEARLY';
$repeat['bdayClass'] = 'class="ui-isDisabled"';
} else {
$repeat['year'] = '';
}
}
$repeat['interval'] = $rrulearr['INTERVAL'];
if (array_key_exists('COUNT', $rrulearr)) {
$repeat['end'] = 'count';
$repeat['count'] = $rrulearr['COUNT'];
} elseif (array_key_exists('UNTIL', $rrulearr)) {
$repeat['end'] = 'date';
$endbydate_day = substr($rrulearr['UNTIL'], 6, 2);
$endbydate_month = substr($rrulearr['UNTIL'], 4, 2);
$endbydate_year = substr($rrulearr['UNTIL'], 0, 4);
$repeat['date'] = $endbydate_day . '-' . $endbydate_month . '-' . $endbydate_year;
} else {
$repeat['end'] = 'never';
}
if (array_key_exists('weekdays', $repeat)) {
$repeat_weekdays_ = array();
$days = CalendarApp::getWeeklyOptions();
foreach ($repeat['weekdays'] as $weekday) {
$repeat_weekdays[$weekday] = $weekday;
}
$repeat['weekdays'] = $repeat_weekdays;
}
return $repeat;
}
