feat(webhooks): webhook support, update getSettingsFile API

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.10.0] - 2020-01-13
+
+### Added
+- Webhooks support. Updated `getSettingsFile` API to fetch latest settings-file when webhook is triggered.
+
 ## [1.8.0] - 2020-05-30
 ### Changed
 - Refactor entire SDK - into modular and reusable components

src/Constants/Urls.php

@@ -28,6 +28,10 @@ class Urls
      * query string to fetch settings
      */
     const SETTINGS_URL = self::BASE_URL . 'settings';
+    /**
+     * query string to fetch settings once webhook is triggered
+     */
+    const WEBHOOK_SETTINGS_URL = self::BASE_URL . 'pull';
     /**
      * query string to track goal
      */

src/Utils/ImpressionBuilder.php

@@ -26,7 +26,7 @@ class ImpressionBuilder
     /**
      * sdk version for api hit
      */
-    const SDK_VERSION = '1.8.0';
+    const SDK_VERSION = '1.10.0';
     /**
      * sdk langauge for api hit
      */

src/VWO.php

@@ -131,16 +131,25 @@ function __construct($config)
     /**
      * @param  $accountId
      * @param  $sdkKey
+     * @param  $isTriggeredByWebhook
      * @return bool|mixed
      */
-    public static function getSettingsFile($accountId, $sdkKey)
+    public static function getSettingsFile($accountId, $sdkKey, $isTriggeredByWebhook = false)
     {
         self::$apiName = 'getSettingsFile';
         LoggerService::setApiName(self::$apiName);
         try {
             $parameters = ImpressionBuilder::getSettingsFileQueryParams($accountId, $sdkKey);
             $eventDispatcher = new EventDispatcher(false);
-            $response = $eventDispatcher->send(UrlConstants::SETTINGS_URL, $parameters);
+
+            $url = '';
+            if ($isTriggeredByWebhook) {
+                $url = UrlConstants::WEBHOOK_SETTINGS_URL;
+            } else {
+                $url = UrlConstants::SETTINGS_URL;
+            }
+
+            $response = $eventDispatcher->send($url, $parameters);
 
             return $response;
         } catch (Exception $e) {