/**
* Filters client files
*
* @param array $files Files to be filtered
* @param MetaDataContextInterface $context Metadata context
*
* @return array Filtered set of files
*/
protected static function filterClientFiles(array $files, MetaDataContextInterface $context)
{
$files = array_filter($files, function (array $file) use($context) {
return $context->isValid($file);
});
uasort($files, function ($a, $b) use($context) {
return $context->compare($a, $b);
});
return $files;
}
/**
* Gets the key used for the metadata hash cache store
*
* @param MetaDataContextInterface|null $context Metadata context
* @return string The key for this platform and visibility version of metadata
*/
protected function getCachedMetadataHashKey(MetaDataContextInterface $context)
{
if ($this->public) {
$prefix = 'public_';
} else {
$hash = $context->getHash();
if ($hash) {
$prefix = $hash . '_';
} else {
$prefix = '';
}
}
$key = "meta_hash_{$prefix}" . implode("_", $this->platforms);
return $key;
}
/** {@inheritDoc} */
public function compare(array $a, array $b)
{
return $this->context->compare($a, $b);
}