Add a Guzzle client

composer.json

@@ -20,7 +20,11 @@
 			"Essence\\Http\\": "src"
 		}
 	},
+	"require-dev": {
+		"guzzlehttp/guzzle": "~6.2"
+	},
 	"suggest": {
-		"ext-curl": "*"
+		"ext-curl": "*",
+		"guzzlehttp/guzzle": "~6.2"
 	}
 }

src/Client/Guzzle.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace Essence\Http\Client;
+
+use Essence\Http\Client;
+use Essence\Http\Exception;
+
+
+
+/**
+ *	Handles HTTP related operations through Guzzle.
+ */
+class Guzzle implements Client {
+
+	private $options;
+
+	private $client;
+
+	public function __construct($base_uri='http://example.com', $timeout=2.0) {
+		$this->client = new \GuzzleHttp\Client([
+			'base_uri' => $base_uri,
+			'timeout'  => $timeout,
+		]);
+
+		$this->options = [];
+	}
+
+	public function setUserAgent($agent) {
+		$this->options = [
+			'User-Agent' => $agent
+		];
+	}
+
+	public function get($url) {
+		try {
+			$response = $this->client->request('GET', $url, $this->options);
+
+		} catch (\GuzzleHttp\Exception\RequestException $e) {
+			throw new Exception($url, $e->getResponse()->getStatusCode());
+		}
+
+		return (string)$response->getBody();
+	}
+}

tests/Client/GuzzleTest.php

@@ -0,0 +1,34 @@
+<?php
+
+/**
+ *	@author Félix Girault <felix.girault@gmail.com>
+ *	@license MIT
+ */
+
+namespace Essence\Http\Client;
+
+use PHPUnit_Framework_TestCase as TestCase;
+
+
+
+/**
+ *	Test case for Guzzle.
+ */
+class GuzzleTest extends TestCase {
+
+	public $Guzzle = null;
+
+	public function setUp() {
+		$this->Guzzle = new Guzzle();
+	}
+
+	public function testGet() {
+		$content = $this->Guzzle->get('http://example.com/');
+		$this->assertRegExp('/This domain is established to be used/', $content);
+	}
+
+	public function testGetUnreachable() {
+		$this->setExpectedException('\\Essence\\Http\\Exception');
+		$this->Guzzle->get('http://example.com/dfzgdz/czcdcd');
+	}
+}