owncloud/core — pull request #9512 by libasys (2014-07-08 08:57:54+00:00)
Title: Fix use Sharing Api with calendar

Without this fix it logs this error:
Undefined index: itemSourceName at /opt/local/apache2/htdocs/oc7/core/ajax/share.php#44
I think the itemSourceName is only used with sharing files!