Merge pull request #1229 from Alkarex/PSHB-path

PSHB base_url bug

CHANGELOG.md

@@ -20,6 +20,7 @@
 	* Fixed JavaScript bug when articles were not always marked as read [#1123](https://github.com/FreshRSS/FreshRSS/issues/1123)
 	* Fixed Apache Etag issue that prevented caching [#1199](https://github.com/FreshRSS/FreshRSS/pull/1199)
 	* Fixed OPML import of categories [#1202](https://github.com/FreshRSS/FreshRSS/issues/1202)
+	* Fixed PubSubHubbub callback address bug on some configurations [1229](https://github.com/FreshRSS/FreshRSS/pull/1229)
 * UI
 	* Use sticky category column [#1172](https://github.com/FreshRSS/FreshRSS/pull/1172)
 	* Updated to jQuery 3.1.0 and several JavaScript fixes (e.g. drag & drop) [#1197](https://github.com/FreshRSS/FreshRSS/pull/1197)

app/Models/Feed.php

@@ -446,7 +446,7 @@ class FreshRSS_Feed extends Minz_Model {
 				Minz_Log::warning('Invalid JSON for PubSubHubbub: ' . $this->url);
 				return false;
 			}
-			$callbackUrl = checkUrl(FreshRSS_Context::$system_conf->base_url . 'api/pshb.php?k=' . $hubJson['key']);
+			$callbackUrl = checkUrl(Minz_Request::getBaseUrl() . '/api/pshb.php?k=' . $hubJson['key']);
 			if ($callbackUrl == '') {
 				Minz_Log::warning('Invalid callback for PubSubHubbub: ' . $this->url);
 				return false;