guzzleConfig setting

Resolves #31

Author: brandonkelly

CHANGELOG.md

@@ -7,6 +7,7 @@
 - Webhooks have a new “Debounce Key Format” setting, which can be used to debouncing similar webhook requests. ([#27](https://github.com/craftcms/webhooks/issues/27))
 - Webhook URLs can now be set to environment variables or Twig code. ([#18](https://github.com/craftcms/webhooks/issues/18))
 - Webhooks can now send PUT requests. ([#21](https://github.com/craftcms/webhooks/issues/21))
+- Added a new `guzzleConfig` plugin setting, which can be set from `config/webhooks.php` to customize the Guzzle config for webhook requests. ([#31](https://github.com/craftcms/webhooks/issues/31))
 
 ### Fixed
 - Fixed a bug where webhooks would lose their custom payload template when enabled or disabled from the Manage Webhooks page. ([#22](https://github.com/craftcms/webhooks/issues/22))

src/Plugin.php

@@ -376,7 +376,8 @@ public function sendRequest(int $requestId): bool
 
         $startTime = microtime(true);
         try {
-            $response = Craft::createGuzzleClient()->request($data['method'], $data['url'], $options);
+            $response = Craft::createGuzzleClient($this->getSettings()->guzzleConfig)
+                ->request($data['method'], $data['url'], $options);
             $success = true;
         } catch (RequestException $e) {
             $response = $e->getResponse();

src/Settings.php

@@ -24,6 +24,12 @@ class Settings extends Model
      */
     public $retryDelay = 60;
 
+    /**
+     * @var array Custom config options that should be applied when creating Guzzle clients.
+     * @since 2.3.0
+     */
+    public $guzzleConfig = [];
+
     /**
      * @inheritdoc
      */
@@ -47,4 +53,25 @@ protected function defineRules(): array
             [['retryDelay'], 'number', 'integerOnly' => true, 'min' => 0],
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function fields()
+    {
+        $fields = parent::fields();
+        // guzzleConfig can't be set from the UI so no point in storing it in the project config
+        unset($fields['guzzleConfig']);
+        return $fields;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function extraFields()
+    {
+        return [
+            'guzzleConfig',
+        ];
+    }
 }