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-rw-r--r--vendor/sabre/vobject/lib/Property/ICalendar/Recur.php24
1 files changed, 21 insertions, 3 deletions
diff --git a/vendor/sabre/vobject/lib/Property/ICalendar/Recur.php b/vendor/sabre/vobject/lib/Property/ICalendar/Recur.php
index a3c36dc64..8392a5cc1 100644
--- a/vendor/sabre/vobject/lib/Property/ICalendar/Recur.php
+++ b/vendor/sabre/vobject/lib/Property/ICalendar/Recur.php
@@ -260,21 +260,39 @@ class Recur extends Property {
foreach ($values as $key => $value) {
- if (empty($value)) {
+ if ($value === '') {
$warnings[] = [
- 'level' => $repair ? 3 : 1,
+ 'level' => $repair ? 1 : 3,
'message' => 'Invalid value for ' . $key . ' in ' . $this->name,
'node' => $this
];
if ($repair) {
unset($values[$key]);
}
+ } elseif ($key == 'BYMONTH') {
+ $byMonth = (array)$value;
+ foreach ($byMonth as $i => $v) {
+ if (!is_numeric($v) || (int)$v < 1 || (int)$v > 12) {
+ $warnings[] = [
+ 'level' => $repair ? 1 : 3,
+ 'message' => 'BYMONTH in RRULE must have value(s) between 1 and 12!',
+ 'node' => $this
+ ];
+ if ($repair) {
+ if (is_array($value)) {
+ unset($values[$key][$i]);
+ } else {
+ unset($values[$key]);
+ }
+ }
+ }
+ }
}
}
if (!isset($values['FREQ'])) {
$warnings[] = [
- 'level' => $repair ? 3 : 1,
+ 'level' => $repair ? 1 : 3,
'message' => 'FREQ is required in ' . $this->name,
'node' => $this
];