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<?php |
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/* |
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* Go! AOP framework |
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* |
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* @copyright Copyright 2012, Lisachenko Alexander <[email protected]> |
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* |
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* This source file is subject to the license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Go\Instrument\Transformer; |
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use Go\Instrument\PathResolver; |
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use InvalidArgumentException; |
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/** |
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* Stream metadata object |
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*/ |
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class StreamMetaData |
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{ |
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/** |
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* Mapping between array keys and properties |
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* |
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* @var array |
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*/ |
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private static $propertyMap = [ |
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'timed_out' => 'isTimedOut', |
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'blocked' => 'isBlocked', |
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'eof' => 'isEOF', |
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'unread_bytes' => 'unreadBytesCount', |
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'stream_type' => 'streamType', |
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'wrapper_type' => 'wrapperType', |
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'wrapper_data' => 'wrapperData', |
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'filters' => 'filterList', |
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'mode' => 'mode', |
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'seekable' => 'isSeekable', |
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'uri' => 'uri', |
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]; |
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/** |
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* TRUE if the stream timed out while waiting for data on the last call to fread() or fgets(). |
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* |
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* @var bool |
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*/ |
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public $isTimedOut; |
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/** |
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* TRUE if the stream has reached end-of-file. |
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* |
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* @var bool |
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*/ |
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public $isBlocked; |
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/** |
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* TRUE if the stream has reached end-of-file. |
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* |
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* @var bool |
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*/ |
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public $isEOF; |
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/** |
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* The number of bytes currently contained in the PHP's own internal buffer. |
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* |
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* @var integer |
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*/ |
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public $unreadBytesCount; |
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/** |
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* A label describing the underlying implementation of the stream. |
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* |
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* @var string |
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*/ |
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public $streamType; |
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/** |
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* A label describing the protocol wrapper implementation layered over the stream. |
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* |
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* @var string |
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*/ |
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public $wrapperType; |
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/** |
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* Wrapper-specific data attached to this stream. |
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* |
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* @var mixed |
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*/ |
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public $wrapperData; |
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/** |
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* Array containing the names of any filters that have been stacked onto this stream. |
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* |
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* @var array |
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*/ |
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public $filterList; |
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/** |
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* The type of access required for this stream |
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* |
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* @var string |
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*/ |
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public $mode; |
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/** |
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* Whether the current stream can be seeked. |
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* |
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* @var bool |
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*/ |
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public $isSeekable; |
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/** |
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* The URI/filename associated with this stream. |
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* |
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* @var string |
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*/ |
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public $uri; |
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/** |
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* The contents of the stream. |
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* |
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* @var string |
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*/ |
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public $source; |
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/** |
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* Creates metadata object from stream |
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* |
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* @param resource $stream Instance of stream |
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* @param string $source Source code or null |
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* @throws \InvalidArgumentException for invalid stream |
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*/ |
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public function __construct($stream, $source = null) |
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{ |
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if (!is_resource($stream)) { |
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throw new InvalidArgumentException("Stream should be valid resource"); |
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} |
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$metadata = stream_get_meta_data($stream); |
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$this->source = $source; |
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if (preg_match('/resource=(.+)$/', $metadata['uri'], $matches)) { |
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$metadata['uri'] = PathResolver::realpath($matches[1]); |
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} |
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foreach ($metadata as $key=>$value) { |
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$mappedKey = self::$propertyMap[$key]; |
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$this->$mappedKey = $value; |
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} |
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} |
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} |
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goaop /
framework
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