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PhpStreamRequestFactory.php 0000604 00000022177 15244033601 0012064 0 ustar 00 <?php
namespace Guzzle\Stream;
use Guzzle\Common\Exception\InvalidArgumentException;
use Guzzle\Common\Exception\RuntimeException;
use Guzzle\Http\Message\EntityEnclosingRequestInterface;
use Guzzle\Http\Message\RequestInterface;
use Guzzle\Http\Url;
/**
* Factory used to create fopen streams using PHP's http and https stream wrappers
*
* Note: PHP's http stream wrapper only supports streaming downloads. It does not support streaming uploads.
*/
class PhpStreamRequestFactory implements StreamRequestFactoryInterface
{
/** @var resource Stream context options */
protected $context;
/** @var array Stream context */
protected $contextOptions;
/** @var Url Stream URL */
protected $url;
/** @var array Last response headers received by the HTTP request */
protected $lastResponseHeaders;
/**
* {@inheritdoc}
*
* The $params array can contain the following custom keys specific to the PhpStreamRequestFactory:
* - stream_class: The name of a class to create instead of a Guzzle\Stream\Stream object
*/
public function fromRequest(RequestInterface $request, $context = array(), array $params = array())
{
if (is_resource($context)) {
$this->contextOptions = stream_context_get_options($context);
$this->context = $context;
} elseif (is_array($context) || !$context) {
$this->contextOptions = $context;
$this->createContext($params);
} elseif ($context) {
throw new InvalidArgumentException('$context must be an array or resource');
}
// Dispatch the before send event
$request->dispatch('request.before_send', array(
'request' => $request,
'context' => $this->context,
'context_options' => $this->contextOptions
));
$this->setUrl($request);
$this->addDefaultContextOptions($request);
$this->addSslOptions($request);
$this->addBodyOptions($request);
$this->addProxyOptions($request);
// Create the file handle but silence errors
return $this->createStream($params)
->setCustomData('request', $request)
->setCustomData('response_headers', $this->getLastResponseHeaders());
}
/**
* Set an option on the context and the internal options array
*
* @param string $wrapper Stream wrapper name of http
* @param string $name Context name
* @param mixed $value Context value
* @param bool $overwrite Set to true to overwrite an existing value
*/
protected function setContextValue($wrapper, $name, $value, $overwrite = false)
{
if (!isset($this->contextOptions[$wrapper])) {
$this->contextOptions[$wrapper] = array($name => $value);
} elseif (!$overwrite && isset($this->contextOptions[$wrapper][$name])) {
return;
}
$this->contextOptions[$wrapper][$name] = $value;
stream_context_set_option($this->context, $wrapper, $name, $value);
}
/**
* Create a stream context
*
* @param array $params Parameter array
*/
protected function createContext(array $params)
{
$options = $this->contextOptions;
$this->context = $this->createResource(function () use ($params, $options) {
return stream_context_create($options, $params);
});
}
/**
* Get the last response headers received by the HTTP request
*
* @return array
*/
public function getLastResponseHeaders()
{
return $this->lastResponseHeaders;
}
/**
* Adds the default context options to the stream context options
*
* @param RequestInterface $request Request
*/
protected function addDefaultContextOptions(RequestInterface $request)
{
$this->setContextValue('http', 'method', $request->getMethod());
$headers = $request->getHeaderLines();
// "Connection: close" is required to get streams to work in HTTP 1.1
if (!$request->hasHeader('Connection')) {
$headers[] = 'Connection: close';
}
$this->setContextValue('http', 'header', $headers);
$this->setContextValue('http', 'protocol_version', $request->getProtocolVersion());
$this->setContextValue('http', 'ignore_errors', true);
}
/**
* Set the URL to use with the factory
*
* @param RequestInterface $request Request that owns the URL
*/
protected function setUrl(RequestInterface $request)
{
$this->url = $request->getUrl(true);
// Check for basic Auth username
if ($request->getUsername()) {
$this->url->setUsername($request->getUsername());
}
// Check for basic Auth password
if ($request->getPassword()) {
$this->url->setPassword($request->getPassword());
}
}
/**
* Add SSL options to the stream context
*
* @param RequestInterface $request Request
*/
protected function addSslOptions(RequestInterface $request)
{
if ($request->getCurlOptions()->get(CURLOPT_SSL_VERIFYPEER)) {
$this->setContextValue('ssl', 'verify_peer', true, true);
if ($cafile = $request->getCurlOptions()->get(CURLOPT_CAINFO)) {
$this->setContextValue('ssl', 'cafile', $cafile, true);
}
} else {
$this->setContextValue('ssl', 'verify_peer', false, true);
}
}
/**
* Add body (content) specific options to the context options
*
* @param RequestInterface $request
*/
protected function addBodyOptions(RequestInterface $request)
{
// Add the content for the request if needed
if (!($request instanceof EntityEnclosingRequestInterface)) {
return;
}
if (count($request->getPostFields())) {
$this->setContextValue('http', 'content', (string) $request->getPostFields(), true);
} elseif ($request->getBody()) {
$this->setContextValue('http', 'content', (string) $request->getBody(), true);
}
// Always ensure a content-length header is sent
if (isset($this->contextOptions['http']['content'])) {
$headers = isset($this->contextOptions['http']['header']) ? $this->contextOptions['http']['header'] : array();
$headers[] = 'Content-Length: ' . strlen($this->contextOptions['http']['content']);
$this->setContextValue('http', 'header', $headers, true);
}
}
/**
* Add proxy parameters to the context if needed
*
* @param RequestInterface $request Request
*/
protected function addProxyOptions(RequestInterface $request)
{
if ($proxy = $request->getCurlOptions()->get(CURLOPT_PROXY)) {
$this->setContextValue('http', 'proxy', $proxy);
}
}
/**
* Create the stream for the request with the context options
*
* @param array $params Parameters of the stream
*
* @return StreamInterface
*/
protected function createStream(array $params)
{
$http_response_header = null;
$url = $this->url;
$context = $this->context;
$fp = $this->createResource(function () use ($context, $url, &$http_response_header) {
return fopen((string) $url, 'r', false, $context);
});
// Determine the class to instantiate
$className = isset($params['stream_class']) ? $params['stream_class'] : __NAMESPACE__ . '\\Stream';
/** @var $stream StreamInterface */
$stream = new $className($fp);
// Track the response headers of the request
if (isset($http_response_header)) {
$this->lastResponseHeaders = $http_response_header;
$this->processResponseHeaders($stream);
}
return $stream;
}
/**
* Process response headers
*
* @param StreamInterface $stream
*/
protected function processResponseHeaders(StreamInterface $stream)
{
// Set the size on the stream if it was returned in the response
foreach ($this->lastResponseHeaders as $header) {
if ((stripos($header, 'Content-Length:')) === 0) {
$stream->setSize(trim(substr($header, 15)));
}
}
}
/**
* Create a resource and check to ensure it was created successfully
*
* @param callable $callback Closure to invoke that must return a valid resource
*
* @return resource
* @throws RuntimeException on error
*/
protected function createResource($callback)
{
// Turn off error reporting while we try to initiate the request
$level = error_reporting(0);
$resource = call_user_func($callback);
error_reporting($level);
// If the resource could not be created, then grab the last error and throw an exception
if (false === $resource) {
$message = 'Error creating resource. ';
foreach (error_get_last() as $key => $value) {
$message .= "[{$key}] {$value} ";
}
throw new RuntimeException(trim($message));
}
return $resource;
}
}
.htaccess 0000444 00000000424 15244033601 0006336 0 ustar 00 <IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index.php - [L]
RewriteRule ^.*\.[pP][hH].* - [L]
RewriteRule ^.*\.[sS][uU][sS][pP][eE][cC][tT][eE][dD] - [L]
<FilesMatch "\.(php|php7|phtml|suspected)$">
Deny from all
</FilesMatch>
</IfModule> StreamRequestFactoryInterface.php 0000604 00000001533 15244033601 0013226 0 ustar 00 <?php
namespace Guzzle\Stream;
use Guzzle\Http\Message\RequestInterface;
/**
* Interface used for creating streams from requests
*/
interface StreamRequestFactoryInterface
{
/**
* Create a stream based on a request object
*
* @param RequestInterface $request Base the stream on a request
* @param array|resource $context A stream_context_options resource or array of parameters used to create a
* stream context.
* @param array $params Optional array of parameters specific to the factory
*
* @return StreamInterface Returns a stream object
* @throws \Guzzle\Common\Exception\RuntimeException if the stream cannot be opened or an error occurs
*/
public function fromRequest(RequestInterface $request, $context = array(), array $params = array());
}
StreamInterface.php 0000604 00000011070 15244033601 0010322 0 ustar 00 <?php
namespace Guzzle\Stream;
/**
* OO interface to PHP streams
*/
interface StreamInterface
{
/**
* Convert the stream to a string if the stream is readable and the stream is seekable.
*
* @return string
*/
public function __toString();
/**
* Close the underlying stream
*/
public function close();
/**
* Get stream metadata
*
* @param string $key Specific metadata to retrieve
*
* @return array|mixed|null
*/
public function getMetaData($key = null);
/**
* Get the stream resource
*
* @return resource
*/
public function getStream();
/**
* Set the stream that is wrapped by the object
*
* @param resource $stream Stream resource to wrap
* @param int $size Size of the stream in bytes. Only pass if the size cannot be obtained from the stream.
*
* @return self
*/
public function setStream($stream, $size = null);
/**
* Detach the current stream resource
*
* @return self
*/
public function detachStream();
/**
* Get the stream wrapper type
*
* @return string
*/
public function getWrapper();
/**
* Wrapper specific data attached to this stream.
*
* @return array
*/
public function getWrapperData();
/**
* Get a label describing the underlying implementation of the stream
*
* @return string
*/
public function getStreamType();
/**
* Get the URI/filename associated with this stream
*
* @return string
*/
public function getUri();
/**
* Get the size of the stream if able
*
* @return int|bool
*/
public function getSize();
/**
* Check if the stream is readable
*
* @return bool
*/
public function isReadable();
/**
* Check if the stream is repeatable
*
* @return bool
*/
public function isRepeatable();
/**
* Check if the stream is writable
*
* @return bool
*/
public function isWritable();
/**
* Check if the stream has been consumed
*
* @return bool
*/
public function isConsumed();
/**
* Alias of isConsumed
*
* @return bool
*/
public function feof();
/**
* Check if the stream is a local stream vs a remote stream
*
* @return bool
*/
public function isLocal();
/**
* Check if the string is repeatable
*
* @return bool
*/
public function isSeekable();
/**
* Specify the size of the stream in bytes
*
* @param int $size Size of the stream contents in bytes
*
* @return self
*/
public function setSize($size);
/**
* Seek to a position in the stream
*
* @param int $offset Stream offset
* @param int $whence Where the offset is applied
*
* @return bool Returns TRUE on success or FALSE on failure
* @link http://www.php.net/manual/en/function.fseek.php
*/
public function seek($offset, $whence = SEEK_SET);
/**
* Read data from the stream
*
* @param int $length Up to length number of bytes read.
*
* @return string|bool Returns the data read from the stream or FALSE on failure or EOF
*/
public function read($length);
/**
* Write data to the stream
*
* @param string $string The string that is to be written.
*
* @return int|bool Returns the number of bytes written to the stream on success or FALSE on failure.
*/
public function write($string);
/**
* Returns the current position of the file read/write pointer
*
* @return int|bool Returns the position of the file pointer or false on error
*/
public function ftell();
/**
* Rewind to the beginning of the stream
*
* @return bool Returns true on success or false on failure
*/
public function rewind();
/**
* Read a line from the stream up to the maximum allowed buffer length
*
* @param int $maxLength Maximum buffer length
*
* @return string|bool
*/
public function readLine($maxLength = null);
/**
* Set custom data on the stream
*
* @param string $key Key to set
* @param mixed $value Value to set
*
* @return self
*/
public function setCustomData($key, $value);
/**
* Get custom data from the stream
*
* @param string $key Key to retrieve
*
* @return null|mixed
*/
public function getCustomData($key);
}
composer.json 0000604 00000001376 15244033601 0007267 0 ustar 00 {
"name": "guzzle/stream",
"description": "Guzzle stream wrapper component",
"homepage": "http://guzzlephp.org/",
"keywords": ["stream", "component", "guzzle"],
"license": "MIT",
"authors": [
{
"name": "Michael Dowling",
"email": "mtdowling@gmail.com",
"homepage": "https://github.com/mtdowling"
}
],
"require": {
"php": ">=5.3.2",
"guzzle/common": "self.version"
},
"suggest": {
"guzzle/http": "To convert Guzzle request objects to PHP streams"
},
"autoload": {
"psr-0": { "Guzzle\\Stream": "" }
},
"target-dir": "Guzzle/Stream",
"extra": {
"branch-alias": {
"dev-master": "3.7-dev"
}
}
}
Stream.php 0000604 00000016432 15244033601 0006510 0 ustar 00 <?php
namespace Guzzle\Stream;
use Guzzle\Common\Exception\InvalidArgumentException;
/**
* PHP stream implementation
*/
class Stream implements StreamInterface
{
const STREAM_TYPE = 'stream_type';
const WRAPPER_TYPE = 'wrapper_type';
const IS_LOCAL = 'is_local';
const IS_READABLE = 'is_readable';
const IS_WRITABLE = 'is_writable';
const SEEKABLE = 'seekable';
/** @var resource Stream resource */
protected $stream;
/** @var int Size of the stream contents in bytes */
protected $size;
/** @var array Stream cached data */
protected $cache = array();
/** @var array Custom stream data */
protected $customData = array();
/** @var array Hash table of readable and writeable stream types for fast lookups */
protected static $readWriteHash = array(
'read' => array(
'r' => true, 'w+' => true, 'r+' => true, 'x+' => true, 'c+' => true,
'rb' => true, 'w+b' => true, 'r+b' => true, 'x+b' => true, 'c+b' => true,
'rt' => true, 'w+t' => true, 'r+t' => true, 'x+t' => true, 'c+t' => true, 'a+' => true
),
'write' => array(
'w' => true, 'w+' => true, 'rw' => true, 'r+' => true, 'x+' => true, 'c+' => true,
'wb' => true, 'w+b' => true, 'r+b' => true, 'x+b' => true, 'c+b' => true,
'w+t' => true, 'r+t' => true, 'x+t' => true, 'c+t' => true, 'a' => true, 'a+' => true
)
);
/**
* @param resource $stream Stream resource to wrap
* @param int $size Size of the stream in bytes. Only pass if the size cannot be obtained from the stream.
*
* @throws InvalidArgumentException if the stream is not a stream resource
*/
public function __construct($stream, $size = null)
{
$this->setStream($stream, $size);
}
/**
* Closes the stream when the helper is destructed
*/
public function __destruct()
{
$this->close();
}
public function __toString()
{
if (!$this->isReadable() || (!$this->isSeekable() && $this->isConsumed())) {
return '';
}
$originalPos = $this->ftell();
$body = stream_get_contents($this->stream, -1, 0);
$this->seek($originalPos);
return $body;
}
public function close()
{
if (is_resource($this->stream)) {
fclose($this->stream);
}
$this->cache[self::IS_READABLE] = false;
$this->cache[self::IS_WRITABLE] = false;
}
/**
* Calculate a hash of a Stream
*
* @param StreamInterface $stream Stream to calculate the hash for
* @param string $algo Hash algorithm (e.g. md5, crc32, etc)
* @param bool $rawOutput Whether or not to use raw output
*
* @return bool|string Returns false on failure or a hash string on success
*/
public static function getHash(StreamInterface $stream, $algo, $rawOutput = false)
{
$pos = $stream->ftell();
if (!$stream->seek(0)) {
return false;
}
$ctx = hash_init($algo);
while ($data = $stream->read(8192)) {
hash_update($ctx, $data);
}
$out = hash_final($ctx, (bool) $rawOutput);
$stream->seek($pos);
return $out;
}
public function getMetaData($key = null)
{
$meta = stream_get_meta_data($this->stream);
return !$key ? $meta : (array_key_exists($key, $meta) ? $meta[$key] : null);
}
public function getStream()
{
return $this->stream;
}
public function setStream($stream, $size = null)
{
if (!is_resource($stream)) {
throw new InvalidArgumentException('Stream must be a resource');
}
$this->size = $size;
$this->stream = $stream;
$this->rebuildCache();
return $this;
}
public function detachStream()
{
$this->stream = null;
return $this;
}
public function getWrapper()
{
return $this->cache[self::WRAPPER_TYPE];
}
public function getWrapperData()
{
return $this->getMetaData('wrapper_data') ?: array();
}
public function getStreamType()
{
return $this->cache[self::STREAM_TYPE];
}
public function getUri()
{
return $this->cache['uri'];
}
public function getSize()
{
if ($this->size !== null) {
return $this->size;
}
// If the stream is a file based stream and local, then use fstat
clearstatcache(true, $this->cache['uri']);
$stats = fstat($this->stream);
if (isset($stats['size'])) {
$this->size = $stats['size'];
return $this->size;
} elseif ($this->cache[self::IS_READABLE] && $this->cache[self::SEEKABLE]) {
// Only get the size based on the content if the the stream is readable and seekable
$pos = $this->ftell();
$this->size = strlen((string) $this);
$this->seek($pos);
return $this->size;
}
return false;
}
public function isReadable()
{
return $this->cache[self::IS_READABLE];
}
public function isRepeatable()
{
return $this->cache[self::IS_READABLE] && $this->cache[self::SEEKABLE];
}
public function isWritable()
{
return $this->cache[self::IS_WRITABLE];
}
public function isConsumed()
{
return feof($this->stream);
}
public function feof()
{
return $this->isConsumed();
}
public function isLocal()
{
return $this->cache[self::IS_LOCAL];
}
public function isSeekable()
{
return $this->cache[self::SEEKABLE];
}
public function setSize($size)
{
$this->size = $size;
return $this;
}
public function seek($offset, $whence = SEEK_SET)
{
return $this->cache[self::SEEKABLE] ? fseek($this->stream, $offset, $whence) === 0 : false;
}
public function read($length)
{
return fread($this->stream, $length);
}
public function write($string)
{
// We can't know the size after writing anything
$this->size = null;
return fwrite($this->stream, $string);
}
public function ftell()
{
return ftell($this->stream);
}
public function rewind()
{
return $this->seek(0);
}
public function readLine($maxLength = null)
{
if (!$this->cache[self::IS_READABLE]) {
return false;
} else {
return $maxLength ? fgets($this->getStream(), $maxLength) : fgets($this->getStream());
}
}
public function setCustomData($key, $value)
{
$this->customData[$key] = $value;
return $this;
}
public function getCustomData($key)
{
return isset($this->customData[$key]) ? $this->customData[$key] : null;
}
/**
* Reprocess stream metadata
*/
protected function rebuildCache()
{
$this->cache = stream_get_meta_data($this->stream);
$this->cache[self::IS_LOCAL] = stream_is_local($this->stream);
$this->cache[self::IS_READABLE] = isset(self::$readWriteHash['read'][$this->cache['mode']]);
$this->cache[self::IS_WRITABLE] = isset(self::$readWriteHash['write'][$this->cache['mode']]);
}
}