From b76e2ff898b23745d4c9aaee49eeb7d88f2896ab Mon Sep 17 00:00:00 2001
From: Carson Fleming <cflems@cflems.net>
Date: Thu, 2 Mar 2017 22:49:24 -0500
Subject: Updated mailgun plugin

---
 .../message/src/Builder/ResponseBuilder.php        | 148 +++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 inc/mailgun/php-http/message/src/Builder/ResponseBuilder.php

(limited to 'inc/mailgun/php-http/message/src/Builder')

diff --git a/inc/mailgun/php-http/message/src/Builder/ResponseBuilder.php b/inc/mailgun/php-http/message/src/Builder/ResponseBuilder.php
new file mode 100644
index 0000000..e6933a0
--- /dev/null
+++ b/inc/mailgun/php-http/message/src/Builder/ResponseBuilder.php
@@ -0,0 +1,148 @@
+<?php
+
+namespace Http\Message\Builder;
+
+use Psr\Http\Message\ResponseInterface;
+
+/**
+ * Fills response object with values.
+ */
+class ResponseBuilder
+{
+    /**
+     * The response to be built.
+     *
+     * @var ResponseInterface
+     */
+    protected $response;
+
+    /**
+     * Create builder for the given response.
+     *
+     * @param ResponseInterface $response
+     */
+    public function __construct(ResponseInterface $response)
+    {
+        $this->response = $response;
+    }
+
+    /**
+     * Return response.
+     *
+     * @return ResponseInterface
+     */
+    public function getResponse()
+    {
+        return $this->response;
+    }
+
+    /**
+     * Add headers represented by an array of header lines.
+     *
+     * @param string[] $headers Response headers as array of header lines.
+     *
+     * @return $this
+     *
+     * @throws \UnexpectedValueException For invalid header values.
+     * @throws \InvalidArgumentException For invalid status code arguments.
+     */
+    public function setHeadersFromArray(array $headers)
+    {
+        $status = array_shift($headers);
+        $this->setStatus($status);
+
+        foreach ($headers as $headerLine) {
+            $headerLine = trim($headerLine);
+            if ('' === $headerLine) {
+                continue;
+            }
+
+            $this->addHeader($headerLine);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Add headers represented by a single string.
+     *
+     * @param string $headers Response headers as single string.
+     *
+     * @return $this
+     *
+     * @throws \InvalidArgumentException if $headers is not a string on object with __toString()
+     * @throws \UnexpectedValueException For invalid header values.
+     */
+    public function setHeadersFromString($headers)
+    {
+        if (!(is_string($headers)
+            || (is_object($headers) && method_exists($headers, '__toString')))
+        ) {
+            throw new \InvalidArgumentException(
+                sprintf(
+                    '%s expects parameter 1 to be a string, %s given',
+                    __METHOD__,
+                    is_object($headers) ? get_class($headers) : gettype($headers)
+                )
+            );
+        }
+
+        $this->setHeadersFromArray(explode("\r\n", $headers));
+
+        return $this;
+    }
+
+    /**
+     * Set response status from a status string.
+     *
+     * @param string $statusLine Response status as a string.
+     *
+     * @return $this
+     *
+     * @throws \InvalidArgumentException For invalid status line.
+     */
+    public function setStatus($statusLine)
+    {
+        $parts = explode(' ', $statusLine, 3);
+        if (count($parts) < 2 || strpos(strtolower($parts[0]), 'http/') !== 0) {
+            throw new \InvalidArgumentException(
+                sprintf('"%s" is not a valid HTTP status line', $statusLine)
+            );
+        }
+
+        $reasonPhrase = count($parts) > 2 ? $parts[2] : '';
+        $this->response = $this->response
+            ->withStatus((int) $parts[1], $reasonPhrase)
+            ->withProtocolVersion(substr($parts[0], 5));
+
+        return $this;
+    }
+
+    /**
+     * Add header represented by a string.
+     *
+     * @param string $headerLine Response header as a string.
+     *
+     * @return $this
+     *
+     * @throws \InvalidArgumentException For invalid header names or values.
+     */
+    public function addHeader($headerLine)
+    {
+        $parts = explode(':', $headerLine, 2);
+        if (count($parts) !== 2) {
+            throw new \InvalidArgumentException(
+                sprintf('"%s" is not a valid HTTP header line', $headerLine)
+            );
+        }
+        $name = trim($parts[0]);
+        $value = trim($parts[1]);
+        if ($this->response->hasHeader($name)) {
+            $this->response = $this->response->withAddedHeader($name, $value);
+        } else {
+            $this->response = $this->response->withHeader($name, $value);
+        }
+
+        return $this;
+    }
+}
-- 
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