[Koha-devel] How we can input a very large field

[Andrés Tarallo]

We have worked out the solution described in my previous mail. It's not 
the best, and it's not tested in deep. I like your proposal. I will 
study it with Ernesto Silva here in ORT and see if we can implement it.

Andres


Paul POULAIN wrote:

> Andrés Tarallo a écrit :
>
>> We are making some fixes into our production instalation. We noticed 
>> that the input field in cataloging only allows 255 characters and is 
>> an input field. We have currently resume fields that are much larger 
>> than that (about 3000 characters).
>>
>> We re trying to develop a way to make our templates aware of the fact 
>> that a field is large enough to be better input in a text field 
>> insted of an input field. We want to develop something more generic.
>>
>> An idea we have: having in the system preferences a list of fields 
>> that may contain large values. When we're about displaying an input 
>> field we should take into account the systems  preferences.
>>
>> We will accept your fedback, we hope we can contribute this back to 
>> the CVS.
>
> In the last version (2.2.2b) the limit of 255 chars has been removed.
> PLUS : when a field is more than 200 chars, the next time the biblio 
> is edited, it's shown as a textarea. automatically.
>
> I agree it's not a perfect solution for the 1st edition.
>
> I can do something else, but it's a dirty hack imho : if there is 
> [textarea] in subfield name (like "010$a : ISBN [textarea]"), then I 
> could remove [textarea] and use a textarea input even on an empty record.
>
> The best solution being, imho, to add another constraint in 
> marc_subfield_structure, that would be the size (length & height) of 
> the field.
> If height=1, then it's an input. if >1, then it's a textarea.
> The length being usefule whatever height is (it's stupid to have 
> isbn=255 char. 10 (13 soon) would be enough)
>
> This requires some (minor) changes in the DB, so i won't do it in 2.2 
> branch. But if it sounds interesting, I could add this to 2.4 features.
>