diff options
author | marvin-borner@live.com | 2018-04-10 21:50:16 +0200 |
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committer | marvin-borner@live.com | 2018-04-10 21:54:48 +0200 |
commit | fc9401f04a3aca5abb22f87ebc210de8afe11d32 (patch) | |
tree | b0b310f3581764ec3955f4e496a05137a32951c3 /assets/php/vendor/guzzlehttp/psr7/src/FnStream.php | |
parent | 286d643180672f20526f3dc3bd19d7b751e2fa97 (diff) |
Initial Commit
Diffstat (limited to 'assets/php/vendor/guzzlehttp/psr7/src/FnStream.php')
-rw-r--r-- | assets/php/vendor/guzzlehttp/psr7/src/FnStream.php | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/assets/php/vendor/guzzlehttp/psr7/src/FnStream.php b/assets/php/vendor/guzzlehttp/psr7/src/FnStream.php new file mode 100644 index 0000000..cc9b445 --- /dev/null +++ b/assets/php/vendor/guzzlehttp/psr7/src/FnStream.php @@ -0,0 +1,149 @@ +<?php +namespace GuzzleHttp\Psr7; + +use Psr\Http\Message\StreamInterface; + +/** + * Compose stream implementations based on a hash of functions. + * + * Allows for easy testing and extension of a provided stream without needing + * to create a concrete class for a simple extension point. + */ +class FnStream implements StreamInterface +{ + /** @var array */ + private $methods; + + /** @var array Methods that must be implemented in the given array */ + private static $slots = ['__toString', 'close', 'detach', 'rewind', + 'getSize', 'tell', 'eof', 'isSeekable', 'seek', 'isWritable', 'write', + 'isReadable', 'read', 'getContents', 'getMetadata']; + + /** + * @param array $methods Hash of method name to a callable. + */ + public function __construct(array $methods) + { + $this->methods = $methods; + + // Create the functions on the class + foreach ($methods as $name => $fn) { + $this->{'_fn_' . $name} = $fn; + } + } + + /** + * Lazily determine which methods are not implemented. + * @throws \BadMethodCallException + */ + public function __get($name) + { + throw new \BadMethodCallException(str_replace('_fn_', '', $name) + . '() is not implemented in the FnStream'); + } + + /** + * The close method is called on the underlying stream only if possible. + */ + public function __destruct() + { + if (isset($this->_fn_close)) { + call_user_func($this->_fn_close); + } + } + + /** + * Adds custom functionality to an underlying stream by intercepting + * specific method calls. + * + * @param StreamInterface $stream Stream to decorate + * @param array $methods Hash of method name to a closure + * + * @return FnStream + */ + public static function decorate(StreamInterface $stream, array $methods) + { + // If any of the required methods were not provided, then simply + // proxy to the decorated stream. + foreach (array_diff(self::$slots, array_keys($methods)) as $diff) { + $methods[$diff] = [$stream, $diff]; + } + + return new self($methods); + } + + public function __toString() + { + return call_user_func($this->_fn___toString); + } + + public function close() + { + return call_user_func($this->_fn_close); + } + + public function detach() + { + return call_user_func($this->_fn_detach); + } + + public function getSize() + { + return call_user_func($this->_fn_getSize); + } + + public function tell() + { + return call_user_func($this->_fn_tell); + } + + public function eof() + { + return call_user_func($this->_fn_eof); + } + + public function isSeekable() + { + return call_user_func($this->_fn_isSeekable); + } + + public function rewind() + { + call_user_func($this->_fn_rewind); + } + + public function seek($offset, $whence = SEEK_SET) + { + call_user_func($this->_fn_seek, $offset, $whence); + } + + public function isWritable() + { + return call_user_func($this->_fn_isWritable); + } + + public function write($string) + { + return call_user_func($this->_fn_write, $string); + } + + public function isReadable() + { + return call_user_func($this->_fn_isReadable); + } + + public function read($length) + { + return call_user_func($this->_fn_read, $length); + } + + public function getContents() + { + return call_user_func($this->_fn_getContents); + } + + public function getMetadata($key = null) + { + return call_user_func($this->_fn_getMetadata, $key); + } +} |