[Bug]: Sharing with internal person, disabling the end date shows up as if it was still enabled

[JMoVS]

⚠️ This issue respects the following points: ⚠️

• This is a bug, not a question or a configuration/webserver/proxy issue.
• This issue is not already reported on Github OR Nextcloud Community Forum (I've searched it).
• Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
• I agree to follow Nextcloud's Code of Conduct.

Bug description

When sharing a file or a folder with a colleague, if I want ti disable the end date, the checkbox doesn't get unchecked and instead only the date replaced with "TT.MM.JJJJ"

Steps to reproduce

1. Select a file to share
2. try to unselect the sharing end date
   Observe:
   

Expected behavior

It should just unselect the checkbox and show the blank box

Installation method

None

Nextcloud Server version

27

Operating system

None

PHP engine version

None

Web server

None

Database engine version

None

Is this bug present after an update or on a fresh install?

None

Are you using the Nextcloud Server Encryption module?

None

What user-backends are you using?

• Default user-backend (database)
• LDAP/ Active Directory
• SSO - SAML
• Other

Configuration report

No response

List of activated Apps

No response

Nextcloud Signing status

No response

Nextcloud Logs

No response

Additional info

No response

[linuxrrze]

Same behaviour with my installation:

Nextcloud Server version
27.1.3

Operating system
Ubuntu 22.04 (x86_64)

PHP engine version
8.1.2 (FPM)

Web server
Apache 2.4.52

Database engine version
Postgres

Is this bug present after an update or on a fresh install?
Did not try

Are you using the Nextcloud Server Encryption module?
No

What user-backends are you using?
LDAP/ Active Directory

[simon-d-s]

Same here using Nextcloud Server version 27.1.3.

This issue prevents internal sharing of more than one day, when setting an end date for external shares is enforced in the settings.

[szaimen]

Cc @fenn-cs

[nfebe]

Solved via : #40928 for 27.1.4