/**
* Constructor.
*
* Creates a token substream from a file.
*
* @param string $fileName File name
* @throws \TokenReflection\Exception\StreamException If the file does not exist or is not readable.
*/
public function __construct($fileName)
{
parent::__construct();
$this->fileName = Broker::getRealPath($fileName);
if (false === $this->fileName) {
throw new Exception\StreamException($this, 'File does not exist.', Exception\StreamException::DOES_NOT_EXIST);
}
$contents = @file_get_contents($this->fileName);
if (false === $contents) {
throw new Exception\StreamException($this, 'File is not readable.', Exception\StreamException::NOT_READABLE);
}
$this->processSource($contents);
}
/**
* Returns an array of tokens for a particular file.
*
* @param string $fileName File name
* @return \TokenReflection\Stream
* @throws \RuntimeException If the token stream could not be returned.
*/
public function getFileTokens($fileName)
{
try {
if (!$this->isFileProcessed($fileName)) {
throw new InvalidArgumentException('File was not processed');
}
$realName = Broker::getRealPath($fileName);
if (!isset($this->fileCache[$realName])) {
throw new InvalidArgumentException('File is not in the cache');
}
$data = @file_get_contents($this->fileCache[$realName]);
if (false === $data) {
throw new RuntimeException('Cached file is not readable');
}
$file = @unserialize($data);
if (false === $file) {
throw new RuntimeException('Stream could not be loaded from cache');
}
return $file;
} catch (\Exception $e) {
throw new RuntimeException(sprintf('Could not return token stream for file %s', $fileName), 0, $e);
}
}
/**
* Returns an array of tokens for a particular file.
*
* @param string $fileName File name
*
* @return \TokenReflection\Stream\StreamBase
* @throws \TokenReflection\Exception\BrokerException If the requested file was not processed.
*/
public function getFileTokens($fileName)
{
$realName = Broker::getRealPath($fileName);
if (!isset($this->tokenStreams[$realName])) {
throw new Exception\BrokerException($this->getBroker(), sprintf('File "%s" was not processed yet.', $fileName), Exception\BrokerException::DOES_NOT_EXIST);
}
return true === $this->tokenStreams[$realName] ? new FileStream($realName) : $this->tokenStreams[$realName];
}
