[TYPO3-core] RFC: #14430: disable_controls = list makes fields 'write_once'

[Alexander Stehlik]

Reminder #1

Am 07.02.2011 13:01, schrieb Alexander Stehlik:
>
> Hi Steffen,
>
> thank you for your input.
>
>> All. An editor doesn't know of this setting, what would result in an
>> inconsistent behavior. If you can select only one element, I prefer to
>> replace it in every field (or nowhere, as it is currently - but that's
>> IMHO the worse variant).
> This sounds very reasonable :). So this means all fields of the type
> "group" will need this feature, including "db", "file" and "folder". I
> modified the patch accordingly.
>
>> No, of course not. Direct upload and Element Browser should behave the
>> same way. Before introducing a half-baked solution, this has to be
>> fixed, too.
> Please find the attached patch that also takes care of the Element Browser.
>
> One thing that is a bit hacky is the clearing of the file upload field.
> Because of security reasons it is not possible to set the value of an
> input field of type "file". Thats why I used the solution from:
> http://gusiev.com/2009/04/clear-upload-file-input-field/
>
> I tested in Firefox an IE8.
>
> Kind regards,
> Alex