{"action":"opened","issue":{"url":"https://api.github.com/repos/omeka/omeka-s/issues/632","repository_url":"https://api.github.com/repos/omeka/omeka-s","labels_url":"https://api.github.com/repos/omeka/omeka-s/issues/632/labels{/name}","comments_url":"https://api.github.com/repos/omeka/omeka-s/issues/632/comments","events_url":"https://api.github.com/repos/omeka/omeka-s/issues/632/events","html_url":"https://github.com/omeka/omeka-s/issues/632","id":154798269,"number":632,"title":"Navigation allows you to blank out link labels","user":{"login":"zerocrates","id":298975,"avatar_url":"https://avatars.githubusercontent.com/u/298975?v=3","gravatar_id":"","url":"https://api.github.com/users/zerocrates","html_url":"https://github.com/zerocrates","followers_url":"https://api.github.com/users/zerocrates/followers","following_url":"https://api.github.com/users/zerocrates/following{/other_user}","gists_url":"https://api.github.com/users/zerocrates/gists{/gist_id}","starred_url":"https://api.github.com/users/zerocrates/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/zerocrates/subscriptions","organizations_url":"https://api.github.com/users/zerocrates/orgs","repos_url":"https://api.github.com/users/zerocrates/repos","events_url":"https://api.github.com/users/zerocrates/events{/privacy}","received_events_url":"https://api.github.com/users/zerocrates/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/omeka/omeka-s/labels/bug","name":"bug","color":"e11d21"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-05-13T20:54:40Z","updated_at":"2016-05-13T20:54:40Z","closed_at":null,"body":"There's code in all the navigation link classes that checks for the presence of a label, but it does so with `isset`, allowing empty-string labels to be passed.\r\n\r\nWe may want to allow null/empty labels (see #631, in that case blanking the label would effectively restore the default label for types that had one) but with things working as they do now, this should not be possible for a user to do."}}