Added cURL formatter

spec/Formatter/CurlCommandFormatterSpec.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace spec\Http\Message\Formatter;
+
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\StreamInterface;
+use Psr\Http\Message\UriInterface;
+use PhpSpec\ObjectBehavior;
+
+class CurlCommandFormatterSpec extends ObjectBehavior
+{
+ function it_is_initializable()
+ {
+ $this->shouldHaveType('Http\Message\Formatter\CurlCommandFormatter');
+ }
+
+ function it_is_a_formatter()
+ {
+ $this->shouldImplement('Http\Message\Formatter');
+ }
+
+ function it_formats_the_request(RequestInterface $request, UriInterface $uri, StreamInterface $body)
+ {
+ $request->getUri()->willReturn($uri);
+ $request->getBody()->willReturn($body);
+
+ $uri->__toString()->willReturn('http://foo.com/bar');
+ $request->getMethod()->willReturn('GET');
+ $request->getProtocolVersion()->willReturn('1.1');
+
+ $request->getHeaders()->willReturn(['foo'=>['bar', 'baz']]);
+ $request->getHeaderLine('foo')->willReturn('bar, baz');
+
+ $this->formatRequest($request)->shouldReturn('curl \'http://foo.com/bar\' --request GET -H \'foo: bar, baz\'');
+ }
+
+ function it_formats_post_request(RequestInterface $request, UriInterface $uri, StreamInterface $body)
+ {
+ $request->getUri()->willReturn($uri);
+ $request->getBody()->willReturn($body);
+
+ $body->__toString()->willReturn('body data');
+
+ $uri->__toString()->willReturn('http://foo.com/bar');
+ $request->getMethod()->willReturn('POST');
+ $request->getProtocolVersion()->willReturn('2.0');
+
+ $request->getHeaders()->willReturn([]);
+
+ $this->formatRequest($request)->shouldReturn('curl \'http://foo.com/bar\' --http2 --request POST --data \'body data\'');
+ }
+
+ function it_does_nothing_for_response(ResponseInterface $response)
+ {
+ $this->formatResponse($response)->shouldReturn('');
+ }
+}

src/Formatter/CurlCommandFormatter.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Http\Message\Formatter;
+
+use Http\Message\Formatter;
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+/**
+ * A formatter that prints a cURL command for HTTP requests.
+ *
+ * @author Tobias Nyholm <tobias.nyholm@gmail.com>
+ */
+class CurlCommandFormatter implements Formatter
+{
+ /**
+ * {@inheritdoc}
+ */
+ public function formatRequest(RequestInterface $request)
+ {
+ $command = sprintf('curl \'%s\'', $request->getUri());
+ if ($request->getProtocolVersion() === '1.0') {
+ $command .= ' --http1.0';
+ } elseif ($request->getProtocolVersion() === '2.0') {
+ $command .= ' --http2';
+ }
+
+ $command .= ' --request '.$request->getMethod();
+
+ foreach ($request->getHeaders() as $name => $values) {
+ $command .= sprintf(' -H \'%s: %s\'', $name, $request->getHeaderLine($name));
+ }
+
+ $body = $request->getBody()->__toString();
+ if (!empty($body)) {
+ $command .= sprintf(' --data \'%s\'', $body);
+ }
+
+ return $command;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function formatResponse(ResponseInterface $response)
+ {
+ return '';
+ }
+}