/**
* @param mixed $value
* @param array $currentPath
* @return mixed
*/
protected function processItem($value, array $currentPath)
{
$isNull = is_null($value);
if ($isNull) {
$processed = null;
} else {
$onPath = $this->onPath($currentPath);
if ($onPath) {
/** @var DateTime $value */
$processed = $value->format('c');
} else {
$processed = parent::processItem($value, $currentPath);
}
}
return $processed;
}
/**
* @param array $value
* @param string[] $currentPath
* @return mixed
*/
protected function processHash(array $value, array $currentPath)
{
// If the hash contains only one item and its key appended to the path
// is on the list of list paths, this one item is skipped and the list
// is processed directly.
$count = count($value);
if ($count == 1) {
list($key) = array_keys($value);
$itemPath = array_merge($currentPath, array($key));
$onPath = $this->onPath($itemPath);
if ($onPath) {
list($item) = array_values($value);
$processed = $this->processItem($item, $currentPath);
} else {
$processed = parent::processHash($value, $currentPath);
}
} else {
$processed = parent::processHash($value, $currentPath);
}
return $processed;
}
/**
* @param mixed $value
* @param string[] $currentPath
* @return mixed
* @throws TpInvalidParameterException
*/
protected function processItem($value, array $currentPath)
{
$isNull = is_null($value);
if ($isNull) {
$processed = parent::processItem($value, $currentPath);
} else {
$onPath = $this->onPath($currentPath);
if ($onPath) {
// Pozor, neprojde, pokud časové razítko obsahuje desetinnou část
// vteřin. Viz https://bugs.php.net/bug.php?id=51950.
$processed = \DateTime::createFromFormat(\DateTime::ISO8601, $value);
if ($processed === false) {
$errorPathArray = $currentPath;
array_unshift($errorPathArray, '');
$errorPathString = implode('/', $errorPathArray);
throw new \dlds\thepay\api\exceptions\TpInvalidParameterException($errorPathString);
}
} else {
$processed = parent::processItem($value, $currentPath);
}
}
return $processed;
}
