/**
* Send request to the proxy server with streaming support
*
* @param string $method
* @param \Zend\Uri\Uri $uri
* @param string $http_ver
* @param array $headers
* @param string $body
* @return string Request as string
*/
public function write($method, $uri, $http_ver = '1.1', $headers = array(), $body = '')
{
// If no proxy is set, throw an error
if (!$this->config['proxy_host']) {
throw new Adapter\Exception('No proxy host set!');
}
// Make sure we're properly connected
if (!$this->socket) {
throw new Adapter\Exception('Trying to write but we are not connected');
}
$host = $this->config['proxy_host'];
$port = $this->config['proxy_port'];
if ($this->connected_to[0] != $host || $this->connected_to[1] != $port) {
throw new Adapter\Exception('Trying to write but we are connected to the wrong proxy ' . 'server');
}
// Add Proxy-Authorization header
if ($this->config['proxy_user'] && !isset($headers['proxy-authorization'])) {
$headers['proxy-authorization'] = \Zend\Http\Client::encodeAuthHeader($this->config['proxy_user'], $this->config['proxy_pass'], $this->config['proxy_auth']);
}
// if we are proxying HTTPS, preform CONNECT handshake with the proxy
if ($uri->getScheme() == 'https' && !$this->negotiated) {
$this->connectHandshake($uri->getHost(), $uri->getPort(), $http_ver, $headers);
$this->negotiated = true;
}
// Save request method for later
$this->method = $method;
// Build request headers
$request = "{$method} {$uri->toString()} HTTP/{$http_ver}\r\n";
// Add all headers to the request string
foreach ($headers as $k => $v) {
if (is_string($k)) {
$v = "{$k}: {$v}";
}
$request .= "{$v}\r\n";
}
$request .= "\r\n";
// Send the request headers
if (!@fwrite($this->socket, $request)) {
throw new Adapter\Exception('Error writing request to proxy server');
}
//read from $body, write to socket
while ($body->hasData()) {
if (!@fwrite($this->socket, $body->read(self::CHUNK_SIZE))) {
throw new Adapter\Exception('Error writing request to server');
}
}
return 'Large upload, request is not cached.';
}
/**
* @expectedException Zend\Http\Client\Exception\InvalidArgumentException
*/
public function testEncodeAuthHeaderThrowsExceptionWhenInvalidAuthTypeIsUsed()
{
$encoded = Client::encodeAuthHeader('test', 'test', 'test');
}
/**
* Send request to the proxy server
*
* @param string $method
* @param \Zend\Uri\Url $uri
* @param string $http_ver
* @param array $headers
* @param string $body
* @return string Request as string
*/
public function write($method, $uri, $http_ver = '1.1', $headers = array(), $body = '')
{
// If no proxy is set, fall back to default Socket adapter
if (! $this->config['proxy_host']) return parent::write($method, $uri, $http_ver, $headers, $body);
// Make sure we're properly connected
if (! $this->socket) {
throw new AdapterException\RuntimeException("Trying to write but we are not connected");
}
$host = $this->config['proxy_host'];
$port = $this->config['proxy_port'];
if ($this->connected_to[0] != "tcp://$host" || $this->connected_to[1] != $port) {
throw new AdapterException\RuntimeException("Trying to write but we are connected to the wrong proxy server");
}
// Add Proxy-Authorization header
if ($this->config['proxy_user'] && ! isset($headers['proxy-authorization'])) {
$headers['proxy-authorization'] = Client::encodeAuthHeader(
$this->config['proxy_user'], $this->config['proxy_pass'], $this->config['proxy_auth']
);
}
// if we are proxying HTTPS, preform CONNECT handshake with the proxy
if ($uri->getScheme() == 'https' && (! $this->negotiated)) {
$this->connectHandshake($uri->getHost(), $uri->getPort(), $http_ver, $headers);
$this->negotiated = true;
}
// Save request method for later
$this->method = $method;
// Build request headers
if ($this->negotiated) {
$path = $uri->getPath();
if ($uri->getQuery()) {
$path .= '?' . $uri->getQuery();
}
$request = "$method $path HTTP/$http_ver\r\n";
} else {
$request = "$method $uri HTTP/$http_ver\r\n";
}
// Add all headers to the request string
foreach ($headers as $k => $v) {
if (is_string($k)) $v = "$k: $v";
$request .= "$v\r\n";
}
if(is_resource($body)) {
$request .= "\r\n";
} else {
// Add the request body
$request .= "\r\n" . $body;
}
// Send the request
if (! @fwrite($this->socket, $request)) {
throw new AdapterException\RuntimeException("Error writing request to proxy server");
}
if (is_resource($body)) {
if(stream_copy_to_stream($body, $this->socket) == 0) {
throw new AdapterException\RuntimeException('Error writing request to server');
}
}
return $request;
}
public function testIfClientDoesNotForwardAuthenticationToForeignHost()
{
// set up user credentials
$user = '******';
$password = '******';
$encoded = Client::encodeAuthHeader($user, $password, Client::AUTH_BASIC);
$testAdapter = new Test();
$client = new Client(null, array('adapter' => $testAdapter));
// set up two responses that simulate a redirection from example.org to example.com
$testAdapter->setResponse("HTTP/1.1 303 See Other\r\n" . "Location: http://example.com/part2\r\n\r\n" . "The URL of this page has changed.");
$testAdapter->addResponse("HTTP/1.1 200 OK\r\n\r\n" . "Welcome to this Website.");
// set auth and do request
$client->setUri('http://example.org/part1')->setAuth($user, $password, Client::AUTH_BASIC);
$response = $client->setMethod('GET')->send();
// the last request should NOT contain the Authorization header,
// because example.com is different from example.org
$this->assertTrue(strpos($client->getLastRawRequest(), $encoded) === false);
// set up two responses that simulate a rediration from example.org to sub.example.org
$testAdapter->setResponse("HTTP/1.1 303 See Other\r\n" . "Location: http://sub.example.org/part2\r\n\r\n" . "The URL of this page has changed.");
$testAdapter->addResponse("HTTP/1.1 200 OK\r\n\r\n" . "Welcome to this Website.");
// set auth and do request
$client->setUri('http://example.org/part1')->setAuth($user, $password, Client::AUTH_BASIC);
$response = $client->setMethod('GET')->send();
// the last request should contain the Authorization header,
// because sub.example.org is a subdomain unter example.org
$this->assertFalse(strpos($client->getLastRawRequest(), $encoded) === false);
// set up two responses that simulate a rediration from sub.example.org to example.org
$testAdapter->setResponse("HTTP/1.1 303 See Other\r\n" . "Location: http://example.org/part2\r\n\r\n" . "The URL of this page has changed.");
$testAdapter->addResponse("HTTP/1.1 200 OK\r\n\r\n" . "Welcome to this Website.");
// set auth and do request
$client->setUri('http://sub.example.org/part1')->setAuth($user, $password, Client::AUTH_BASIC);
$response = $client->setMethod('GET')->send();
// the last request should NOT contain the Authorization header,
// because example.org is not a subdomain unter sub.example.org
$this->assertTrue(strpos($client->getLastRawRequest(), $encoded) === false);
}
/**
* Test encodeAuthHeader (static method) fails when trying to use an
* unsupported authentication scheme
*
*/
public function testExceptUnsupportedAuthStatic()
{
$this->setExpectedException(
'Zend\Http\Client\Exception\InvalidArgumentException',
'Not a supported HTTP authentication type: \'SuperStrongAlgo\'');
HTTPClient::encodeAuthHeader('shahar', '1234', 'SuperStrongAlgo');
}
/**
* Test encodeAuthHeader (static method) fails when trying to use an
* unsupported authentication scheme
*
* @expectedException Zend\Http\Client\Exception
*/
public function testExceptUnsupportedAuthStatic()
{
HTTPClient::encodeAuthHeader('shahar', '1234', 'SuperStrongAlgo');
}