On Wed, Jan 23, 2013 at 3:51 PM, Ross <ross.lazarus@gmail.com> wrote:
> Hi, Dan.
> Using format="rda" will restrict the list to history items of the 'rda'
> datatype - but ONLY if the rda datatype has been defined!
> The easiest way to do that is to define a new datatype in datatypes_conf.xml
> and since rData is binary, you should subclass binary.
> Something like (untested - especially the mimetype !)
> <datatype extension="rda" type="galaxy.datatypes.binary:Binary"
> mimetype="application/x-rlang-transport" subclass="True" />
> might work. A server restart is always required to load any new datatypes.
> Good luck!
>

It works! I changed the mime type to application/x-gzip, since
serialized R objects are gzipped.

Thanks,
Dan

>
>
> On Thu, Jan 24, 2013 at 10:41 AM, Dan Tenenbaum <dtenenba@fhcrc.org> wrote:
>>
>> Hi,
>>
>> I have a tool wrapper with a <param> of type="data".
>>
>> Currently, this renders as a text box with a drop down list that has
>> 52 items in it (the number of things I have in my history, I guess).
>>
>> I'd like to filter this list so that only some items in the history
>> (in my case any item whose name ends with '.rda') are shown in this
>> dropdown.
>>
>> It seems like maybe the 'format' parameter to the 'param' tag is what
>> I want, but:
>> 1) I tried format="rda" and that didn't seem to change anything.
>> 2) "rda" is not in the datatypes.conf file which the documentation
>> suggests is required?
>>
>> (.rda is an extension used for serialized R objects.)
>>
>> The tool I'm working on only accepts rda files as input and the reason
>> I'm asking for this is that it is all too easy to accidentally feed it
>> a file of some other type. If the dropdown could be filtered so that
>> only items which will work with the tool are shown, that would be
>> great.
>>
>> Is there a way to do that?
>> Thanks,
>> Dan
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>
>