Hi Mic!
This is very interesting! :) how does it work? you have
"URL('gen_pdf')", what is that referencing?
would you have a model/sample app that we could peek at? :)
Thanks,
Mart :)
On Aug 15, 4:47 pm, Michele Comitini <[email protected]>
wrote:
> Suppose you want to make an AJAX call that starts a file download.
> How can you do that?
> 1. form submission
> 2. a element href
> 3. iframe
>
> Too complex!
>
> of course *web2py* comes to rescue...
> BIG NOTE: the following is based on 'data:' url type and was tested
> only on FF and chrome. I do not have
> IE but I suppose that is not compatible with the standard!
>
> In your view put a web2py ajax call similar to the following wherever
> you need it:
>
> ajax('%s',[],':eval');" % URL('gen_pdf')
>
> ex.
>
> {{=A(T('be brave!'), _onclick="ajax('%s',[],':eval');" %
> URL('gen_pdf'), _class='button')}}
>
> in the controller use embed64.
>
> def gen_pdf():
> from gluon.contrib.pyfpdf import FPDF
>
> pdf=FPDF()
> pdf.add_page()
> pdf.set_font('Arial','B',16)
> pdf.cell(40,10,'Hello World at %s!' % request.now)
> doc=pdf.output(dest='S')
>
> doc64=embed64(data=doc,extension='application/pdf')
>
> return 'window.location="%s";' % doc64
>
> have fun!
>
> mic
