From 5b914b0422e08c4b4859050026823af677c97727 Mon Sep 17 00:00:00 2001
From: Bertrand Dunogier <bertrand.dunogier@ez.no>
Date: Sat, 14 Jan 2017 16:42:03 +0100
Subject: Improved Guzzle subscribers extensibility

Allows 3rd parties to register new guzzle subscribers by adding extra calls to the http_client_factory service.
---
 .../CoreBundle/Helper/HttpClientFactory.php        | 26 +++++++++++++++-------
 .../CoreBundle/Resources/config/services.yml       |  3 ++-
 2 files changed, 20 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/Wallabag/CoreBundle/Helper/HttpClientFactory.php b/src/Wallabag/CoreBundle/Helper/HttpClientFactory.php
index 1ac8feb1..09439dff 100644
--- a/src/Wallabag/CoreBundle/Helper/HttpClientFactory.php
+++ b/src/Wallabag/CoreBundle/Helper/HttpClientFactory.php
@@ -13,8 +13,8 @@ use Psr\Log\LoggerInterface;
  */
 class HttpClientFactory
 {
-    /** @var \GuzzleHttp\Event\SubscriberInterface */
-    private $authenticatorSubscriber;
+    /** @var [\GuzzleHttp\Event\SubscriberInterface] */
+    private $subscribers = [];
 
     /** @var \GuzzleHttp\Cookie\CookieJar */
     private $cookieJar;
@@ -25,14 +25,12 @@ class HttpClientFactory
     /**
      * HttpClientFactory constructor.
      *
-     * @param \GuzzleHttp\Event\SubscriberInterface $authenticatorSubscriber
-     * @param \GuzzleHttp\Cookie\CookieJar          $cookieJar
-     * @param string                                $restrictedAccess        this param is a kind of boolean. Values: 0 or 1
+     * @param \GuzzleHttp\Cookie\CookieJar $cookieJar
+     * @param string                       $restrictedAccess This param is a kind of boolean. Values: 0 or 1
      * @param LoggerInterface                       $logger
      */
-    public function __construct(SubscriberInterface $authenticatorSubscriber, CookieJar $cookieJar, $restrictedAccess, LoggerInterface $logger)
+    public function __construct(CookieJar $cookieJar, $restrictedAccess, LoggerInterface $logger)
     {
-        $this->authenticatorSubscriber = $authenticatorSubscriber;
         $this->cookieJar = $cookieJar;
         $this->restrictedAccess = $restrictedAccess;
         $this->logger = $logger;
@@ -53,8 +51,20 @@ class HttpClientFactory
         $this->cookieJar->clear();
         // need to set the (shared) cookie jar
         $client = new Client(['handler' => new SafeCurlHandler(), 'defaults' => ['cookies' => $this->cookieJar]]);
-        $client->getEmitter()->attach($this->authenticatorSubscriber);
+        foreach ($this->subscribers as $subscriber) {
+            $client->getEmitter()->attach($subscriber);
+        }
 
         return $client;
     }
+
+    /**
+     * Adds a subscriber to the HTTP client.
+     *
+     * @param SubscriberInterface $subscriber
+     */
+    public function addSubscriber(SubscriberInterface $subscriber)
+    {
+        $this->subscribers[] = $subscriber;
+    }
 }
diff --git a/src/Wallabag/CoreBundle/Resources/config/services.yml b/src/Wallabag/CoreBundle/Resources/config/services.yml
index bccb2e19..68f900a1 100644
--- a/src/Wallabag/CoreBundle/Resources/config/services.yml
+++ b/src/Wallabag/CoreBundle/Resources/config/services.yml
@@ -71,10 +71,11 @@ services:
     wallabag_core.guzzle.http_client_factory:
         class: Wallabag\CoreBundle\Helper\HttpClientFactory
         arguments:
-            - "@bd_guzzle_site_authenticator.authenticator_subscriber"
             - "@wallabag_core.guzzle.cookie_jar"
             - '@=service(''craue_config'').get(''restricted_access'')'
             - '@logger'
+        calls:
+            - ["addSubscriber", ["@bd_guzzle_site_authenticator.authenticator_subscriber"]]
 
     wallabag_core.guzzle.cookie_jar:
         class: GuzzleHttp\Cookie\FileCookieJar
-- 
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