Update to Drupal 8.0.0-rc3. For more information, see https://www.drupal.org/node/2608078

vendor/jcalderonzumba/gastonjs/src/Browser/BrowserBase.php

@@ -0,0 +1,124 @@
+<?php
+
+namespace Zumba\GastonJS\Browser;
+
+use Zumba\GastonJS\Exception\BrowserError;
+use Zumba\GastonJS\Exception\DeadClient;
+use GuzzleHttp\Client;
+use GuzzleHttp\Exception\ConnectException;
+use GuzzleHttp\Exception\ServerException;
+
+/**
+ * Class BrowserBase
+ * @package Zumba\GastonJS\Browser
+ */
+class BrowserBase {
+  /** @var mixed */
+  protected $logger;
+  /** @var  bool */
+  protected $debug;
+  /** @var  string */
+  protected $phantomJSHost;
+  /** @var  Client */
+  protected $apiClient;
+
+  /**
+   *  Creates an http client to consume the phantomjs API
+   */
+  protected function createApiClient() {
+    // Provide a BC switch between guzzle 5 and guzzle 6.
+    if (class_exists('GuzzleHttp\Psr7\Response')) {
+      $this->apiClient = new Client(array("base_uri" => $this->getPhantomJSHost()));
+    }
+    else {
+      $this->apiClient = new Client(array("base_url" => $this->getPhantomJSHost()));
+    }
+  }
+
+  /**
+   * TODO: not sure how to do the normalizeKeys stuff fix when needed
+   * @param $keys
+   * @return mixed
+   */
+  protected function normalizeKeys($keys) {
+    return $keys;
+  }
+
+  /**
+   * @return Client
+   */
+  public function getApiClient() {
+    return $this->apiClient;
+  }
+
+  /**
+   * @return string
+   */
+  public function getPhantomJSHost() {
+    return $this->phantomJSHost;
+  }
+
+  /**
+   * @return mixed
+   */
+  public function getLogger() {
+    return $this->logger;
+  }
+
+  /**
+   * Restarts the browser
+   */
+  public function restart() {
+    //TODO: Do we really need to do this?, we are just a client
+  }
+
+  /**
+   * Sends a command to the browser
+   * @throws BrowserError
+   * @throws \Exception
+   * @return mixed
+   */
+  public function command() {
+    try {
+      $args = func_get_args();
+      $commandName = $args[0];
+      array_shift($args);
+      $messageToSend = json_encode(array('name' => $commandName, 'args' => $args));
+      /** @var $commandResponse \GuzzleHttp\Psr7\Response|\GuzzleHttp\Message\Response */
+      $commandResponse = $this->getApiClient()->post("/api", array("body" => $messageToSend));
+      $jsonResponse = json_decode($commandResponse->getBody(), TRUE);
+    } catch (ServerException $e) {
+      $jsonResponse = json_decode($e->getResponse()->getBody()->getContents(), true);
+    } catch (ConnectException $e) {
+      throw new DeadClient($e->getMessage(), $e->getCode(), $e);
+    } catch (\Exception $e) {
+      throw $e;
+    }
+
+    if (isset($jsonResponse['error'])) {
+      throw $this->getErrorClass($jsonResponse);
+    }
+
+    return $jsonResponse['response'];
+  }
+
+  /**
+   * @param $error
+   * @return BrowserError
+   */
+  protected function getErrorClass($error) {
+    $errorClassMap = array(
+      'Poltergeist.JavascriptError'   => "Zumba\\GastonJS\\Exception\\JavascriptError",
+      'Poltergeist.FrameNotFound'     => "Zumba\\GastonJS\\Exception\\FrameNotFound",
+      'Poltergeist.InvalidSelector'   => "Zumba\\GastonJS\\Exception\\InvalidSelector",
+      'Poltergeist.StatusFailError'   => "Zumba\\GastonJS\\Exception\\StatusFailError",
+      'Poltergeist.NoSuchWindowError' => "Zumba\\GastonJS\\Exception\\NoSuchWindowError",
+      'Poltergeist.ObsoleteNode'      => "Zumba\\GastonJS\\Exception\\ObsoleteNode"
+    );
+    if (isset($error['error']['name']) && isset($errorClassMap[$error["error"]["name"]])) {
+      return new $errorClassMap[$error["error"]["name"]]($error);
+    }
+
+    return new BrowserError($error);
+  }
+}