[Koha-bugs] [Bug 906] ISBN Check

[bugzilla-daemon at bugs.koha-community.org]

http://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=906

--- Comment #8 from Paul Poulain <paul.poulain at biblibre.com> ---
(In reply to comment #7)
> I don't think a check like this can be done with a value_builder plugin. If
> I am wrong, a value_builder plugin would definitely be better, but the
> plugins aren't -- so far as I understand -- used for validation but rather
> as helpers for setting fields.

You can put a hook on entering or leaving a field. If you put a hook on leaving
ISBN field, then it will be a validation. We use that for some plugins already.
The ... on the right are not necessary used to open a popup, then can be used
to do a check as well.

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