private function decodeFile($path)
{
$decoder = new JsonDecoder();
$validator = new JsonValidator();
// We can't use realpath(), which doesn't work inside PHARs.
// However, we want to display nice paths if the file is not found.
$schema = Path::canonicalize(__DIR__ . '/../../res/schema/package-schema-1.0.json');
if (!file_exists($path)) {
throw FileNotFoundException::forPath($path);
}
try {
$jsonData = $decoder->decodeFile($path);
} catch (DecodingFailedException $e) {
throw new InvalidConfigException(sprintf("The configuration in %s could not be decoded:\n%s", $path, $e->getMessage()), $e->getCode(), $e);
}
if (version_compare($jsonData->version, '1.0', '<')) {
throw UnsupportedVersionException::versionTooLow($jsonData->version, '1.0', $path);
}
if (version_compare($jsonData->version, '1.0', '>')) {
throw UnsupportedVersionException::versionTooHigh($jsonData->version, '1.0', $path);
}
$errors = $validator->validate($jsonData, $schema);
if (count($errors) > 0) {
throw new InvalidConfigException(sprintf("The configuration in %s is invalid:\n%s", $path, implode("\n", $errors)));
}
return $jsonData;
}
private function assertVersionSupported($version, $path = null)
{
if (!in_array($version, $this->knownVersions, true)) {
throw UnsupportedVersionException::forVersion($version, $this->knownVersions, $path);
}
}
