[Dancer-users] Handling file uploads

[sunnavy]

Hi Stefan

since you use 'put', I think you just need request->body() to get the content.
upload() is for 'post' only fyi.

best wishes
sunnavy

On 10-11-22 16:53, Stefan Oberwahrenbrock wrote:
> Hello!
> 
> I have some trouble handling file uploads with my first dancer app. Maybe someone can point me in the right direction:
> 
> To get hold of an uploaded file sent via PUT, I have set up this route handler:
> 
> put '/upload/:file' => sub {
>     my $upload = upload( params->{file} );
> 
>     debug "My Log 1: " . params->{file};
>     debug "My Log 2: " . ref($upload);
> };
> 
> To test the handler, I  feed it with some data sent by "curl":
> curl --upload-file /srv/mydata.tar.gz http://localhost:3000/upload/
> 
> As far as I understand the documentation, $upload should hold a reference to an object of typ Dancer::Request::Upload now. Thus, methods like "filename", "basename", "tempname" etc. should be accessible. The logfile looks quite good - at the beginning:
> [3432] debug @0.003234> [hit #1] trying to match `/upload/mydata.tar.gz' against /^\/upload\/([^\/]+)$/ in /usr/local/share/perl/5.10.0/Dancer/Route.pm l. 73
> [3432] debug @0.003493> [hit #1] My Log 1: mydata.tar.gz in lib/mywebapp.pm l. 26
> 
> But the next line indicates, that $upload is not what I expect it to be:
> [3432] debug @0.003550> [hit #1] My Log 2:  in lib/mywebapp.pm l. 27
> 
> In addition to that, calling one of methods mentioned above (e. g. "$upload->filename()" ), produces a runtime error:
> Can't call method filename on an undefined value at...
> 
> Probably I have not understood the upload() subroutine correctly - any hint is welcome!
> 
> Thanks,
> Stefan
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