protected function encodeValue($value, $useTraversableKeys, $preventRecursion, $recursionMarker, $dateTimeFormat)
{
if (true === $value instanceof \Traversable) {
// Note: also converts ObjectStorage to \Vendor\Extname\Domain\Model\ObjectType[] which are each converted
$value = iterator_to_array($value, $useTraversableKeys);
} elseif (true === $value instanceof DomainObjectInterface) {
// Convert to associative array,
$value = $this->recursiveDomainObjectToArray($value, $preventRecursion, $recursionMarker);
} elseif (true === $value instanceof \DateTime) {
$value = $this->dateTimeToUnixtimeMiliseconds($value, $dateTimeFormat);
}
// process output of conversion, catching specially supported object types such as DomainObject and DateTime
if (true === is_array($value)) {
$value = $this->recursiveArrayOfDomainObjectsToArray($value, $preventRecursion, $recursionMarker);
$value = $this->recursiveDateTimeToUnixtimeMiliseconds($value, $dateTimeFormat);
}
$json = json_encode($value, JSON_HEX_AMP | JSON_HEX_QUOT | JSON_HEX_APOS | JSON_HEX_TAG);
if (JSON_ERROR_NONE !== json_last_error()) {
throw new Exception('The provided argument cannot be converted into JSON.', 1358440181);
}
return $json;
}
