Formatter

spec/Formatter/SimpleFormatterSpec.php

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+<?php
+
+namespace spec\Http\Message\Formatter;
+
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\UriInterface;
+use PhpSpec\ObjectBehavior;
+
+class SimpleFormatterSpec extends ObjectBehavior
+{
+    function it_is_initializable()
+    {
+        $this->shouldHaveType('Http\Message\Formatter\SimpleFormatter');
+    }
+
+    function it_is_a_formatter()
+    {
+        $this->shouldImplement('Http\Message\Formatter');
+    }
+
+    function it_formats_the_request(RequestInterface $request, UriInterface $uri)
+    {
+        $uri->__toString()->willReturn('http://foo.com/bar');
+        $request->getMethod()->willReturn('GET');
+        $request->getUri()->willReturn($uri);
+        $request->getProtocolVersion()->willReturn('1.1');
+
+        $this->formatRequest($request)->shouldReturn('GET http://foo.com/bar 1.1');
+    }
+
+    function it_formats_the_response(ResponseInterface $response)
+    {
+        $response->getReasonPhrase()->willReturn('OK');
+        $response->getProtocolVersion()->willReturn('1.1');
+        $response->getStatusCode()->willReturn('200');
+
+        $this->formatResponse($response)->shouldReturn('200 OK 1.1');
+    }
+}

src/Formatter.php

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+<?php
+
+namespace Http\Message;
+
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+/**
+ * Formats a request and/or a response as a string.
+ *
+ * @author Márk Sági-Kazár <[email protected]>
+ */
+interface Formatter
+{
+    /**
+     * Formats a request.
+     *
+     * @param RequestInterface $request
+     *
+     * @return string
+     */
+    public function formatRequest(RequestInterface $request);
+
+    /**
+     * Formats a response.
+     *
+     * @param ResponseInterface $response
+     *
+     * @return string
+     */
+    public function formatResponse(ResponseInterface $response);
+}

src/Formatter/SimpleFormatter.php

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+<?php
+
+namespace Http\Message\Formatter;
+
+use Http\Message\Formatter;
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+/**
+ * Normalize a request or a response into a string or an array.
+ *
+ * @author Joel Wurtz <[email protected]>
+ * @author Márk Sági-Kazár <[email protected]>
+ */
+class SimpleFormatter implements Formatter
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function formatRequest(RequestInterface $request)
+    {
+        return sprintf(
+            '%s %s %s',
+            $request->getMethod(),
+            $request->getUri()->__toString(),
+            $request->getProtocolVersion()
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function formatResponse(ResponseInterface $response)
+    {
+        return sprintf(
+            '%s %s %s',
+            $response->getStatusCode(),
+            $response->getReasonPhrase(),
+            $response->getProtocolVersion()
+        );
+    }
+}