Possible to create a Sample when not logged in

[rabuono]

Describe the bug It is possible to create and save a Sample in the dynamic table without being logged in

To Reproduce Steps to reproduce the behavior:

1. While on a incognito window and not logged in, go to https://datahub.dev.elixir-belgium.org/single_pages/6
2. Click on Sources table of the studying titles Study
3. Click on add row
4. Add values for the Sample in the created row in the dynamic table
5. Click Save
6. A new Sample is created

Expected behavior Users not logged in should not be able to create Samples Users logged in, but with only view access to an Study/Assay in Single Page, should not be able to create a Sample in that Study/Assay

Screenshots Sample a is created without being logged in

Sample page for Sample a, indicating JERM as submitter.

Desktop (please complete the following information):

• OS: Windows 10
• Browser: Chrome
• Version: Version 106.0.5249.119 (Official Build) (64-bit)
• SEEK Instance: https://datahub.dev.elixir-belgium.org/

[rabuono]

It is not possible to delete Samples in the described situation. Also not possible to use the Batch sharing permissions button.

[stuzart]

JERM submitter indicates the contributor is nil

[stuzart]

We need to double check this for 1.13, at least with a couple of tests to make sure it isn't possible to create outside of the single page view. I'd expect we already have some tests but needs checking