/**
* This method checks the validity of a text-match.
*
* A single text-match should be specified as well as the specific property
* or parameter we need to validate.
*
* @param VObject\Node|string $check Value to check against.
* @param array $textMatch
* @return bool
*/
protected function validateTextMatch($check, array $textMatch)
{
if ($check instanceof VObject\Node) {
$check = (string) $check;
}
$isMatching = \SabreForRainLoop\DAV\StringUtil::textMatch($check, $textMatch['value'], $textMatch['collation']);
return $textMatch['negate-condition'] xor $isMatching;
}
/**
* Validates if a text-filter can be applied to a specific property.
*
* @param array $texts
* @param array $filters
* @param string $test
* @return bool
*/
protected function validateTextMatches(array $texts, array $filters, $test)
{
foreach ($filters as $filter) {
$success = false;
foreach ($texts as $haystack) {
$success = DAV\StringUtil::textMatch($haystack, $filter['value'], $filter['collation'], $filter['match-type']);
// Breaking on the first match
if ($success) {
break;
}
}
if ($filter['negate-condition']) {
$success = !$success;
}
if ($success && $test === 'anyof') {
return true;
}
if (!$success && $test == 'allof') {
return false;
}
}
// If we got all the way here, it means we haven't been able to
// determine early if the test failed or not.
//
// This implies for 'anyof' that the test failed, and for 'allof' that
// we succeeded. Sounds weird, but makes sense.
return $test === 'allof';
}
