#36365: Admin filter_horziontal with formfield_for_manytomany hides existing
records
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Reporter: Ramon | Owner: (none)
Type: Bug | Status: new
Component: contrib.admin | Version: 4.2
Severity: Normal | Resolution:
Keywords: admin, | Triage Stage:
filter_horizontal | Unreviewed
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
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Description changed by Ramon:
Old description:
> Django admin filter_horizontal for manytomany field should show all
> existing relations in the right-side pane, even when
> formfield_for_manytomany updates the queryset to not show that relation
> in the left-side pane. It is misleading to the user to not show the
> existing relation.
>
> Working example attached.
> Database: club, member, team.
> member and team belong to one club
> team consists of members
> member can transfer to another club, causing the issue.
New description:
Django admin filter_horizontal for manytomany field should show all
existing relations in the right-side pane, even when
formfield_for_manytomany updates the queryset to not show that relation in
the left-side pane. It is misleading to the user to not show the existing
relation.
Working example attached (example.zip).
Database: club, member, team.
member and team belong to one club
team consists of members
member can transfer to another club, causing the issue.
admin.py contains two versions of the team admin model (1 and 2)
Screenshots for each admin model usage are attached.
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Ticket URL: <https://code.djangoproject.com/ticket/36365#comment:1>
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