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How to check if the document already exists in a Link Item Collection
Ok I answered my own question in StackOverflow:
http://stackoverflow.com/questions/25117391/how-to-check-if-the-file-already-exists-in-the-linkitemcollection
Aug 05, 2014 10:01
This topic was created over six months ago and has been resolved. If you have a similar question, please create a new topic and refer to this one.
I'm using EPiServer CMS 7.5. I have a block that has a LinkItemCollection property.
The user can drag-and-drop any document from the Assets pane into the Link Item Collection. How do I prevent the user from adding a document that already exists in the Link Item Collection while in forms edit mode?