Change view import/export if no zip extension

Show a select with only one choice is there is no zip extension on
the server.
Fix typo.

See https://github.com/marienfressinaud/FreshRSS/issues/494

1 files changed, 7 insertions, 5 deletions

diff --git a/app/Controllers/importExportController.php b/app/Controllers/importExportController.php
index ba4ca4eb0..2b3353d93 100644
--- a/app/Controllers/importExportController.php
+++ b/app/Controllers/importExportController.php
@@ -329,11 +329,13 @@ class FreshRSS_importExport_Controller extends Minz_ActionController {
 
 			foreach ($export_feeds as $feed_id) {
 				$feed = $this->feedDAO->searchById($feed_id);
-				$filename = 'feed_' . $feed->category() . '_'
-				          . $feed->id() . '.json';
-				$export_files[$filename] = $this->generateArticles(
-					'feed', $feed
-				);
+				if ($feed) {
+					$filename = 'feed_' . $feed->category() . '_'
+					          . $feed->id() . '.json';
+					$export_files[$filename] = $this->generateArticles(
+						'feed', $feed
+					);
+				}
 			}
 
 			$nb_files = count($export_files);