[NTG-context] Iterate through a directory

Keith McKay mckaymeister at gmail.com
Mon Jul 4 20:26:27 CEST 2016


Thanks Hans I'll give it a try.

Best Wishes

Keith


On 04/07/2016 17:30, Hans Hagen wrote:
> On 7/4/2016 5:52 PM, Keith McKay wrote:
>> Colleagues
>>
>> I'm preparing a booklet of figures which are stored in a directory,
>> however their is no structure in their naming.  I could go through them
>> all and rename them along the lines of Pict1.jpg, Pict2.jpg etc and
>> \dostepwiserecurse as in the example below
>>
>>
>> \setupexternalfigures [directory={/a/directory}]
>> \starttext
>> \dostepwiserecurse{1}{10}{1}
>> {
>> \externalfigure[Pict\recurselevel.jpg]
>> }
>>  \stoptext
>>
>> However, I was wondering if was possible to iterate through the
>> directory using a wildcard and have something like
>>
>> \externalfigure[*.jpg}
>>
>> to make it generic, or would I have to use lua.
>
> \startluacode
>
> for _, name in ipairs(dir.glob("*.jpg")) do
>     context.externalfigure { name }
> end
>
> \stopluacode
>
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