On Sunday, 16 October 2016 05:24:10 UTC+1, Peter wrote:
> I have this code that doesn't work too well...
> import os
> import sys
> pdf = receipt_PDF()
> rcpt_filename = "RCPT_%s_%s.pdf" % (session.rcpt_number,
> rcpt_filename = rcpt_filename.replace( ' ', '_' )
> if sys.platform.startswith( "linux" ) :
> os.system( "xdg-open ./%s" %(rcpt_filename) )
> else :
> os.system( "./%s" %(rcpt_filename) )
> #print "<pdf_invoice> inv_filename=%s" %(inv_filename)
> response.headers['Content-Type'] = 'application/pdf'
> #response.headers['Content-disposition'] = 'attachment; filename=%s' %
> pdf.output( rcpt_filename, dest='F' )
> as it stands the code...
> - writes the PDF to disk with the required filename (path is simply
> the web2py directory) - this file can be readily opened later in Adobe
> Reader 9
> - it also opens a *blank* document in a browser reader (with
> information message - this PDF doc may not be displayed correctly) (user
> has lost Nav bar options)
> - finally it opens the requested document in Adobe Reader 9 (appears
> perfect i.e. no error messages)
> - the user has to use Adobe's 'page save as' to save the file in
> their desired location
> - the user has to close Adobe and use 'Go Back' in the browser to
> clear the browser reader and return to viewing the original request page
> what I would like it to do is...
> - leave the browser on the original page used to call the function
> - open the o/s' download/open dialogue box prompting the user to save
> the file (wherever they desire)
> - once the file is downloaded the user simply returns to the browser
> where they left off (without using 'Go Back')
> FPDF is a brilliant contribution to the web2py armoury and again I am
> chuffed to have gotten this far with it. The blockage for me is that the
> documentation is somewhat disconnected in that none of the examples are in
> the context of web2py environment e.g.whether and how to use pdf.output vs
> I have been reading as much as I can find but nothing seems to match
> exactly what I want to do and despite trying dozens of variations nothing
> gets me closer without breaking something else.
> It seems I need to drop the xdg portion, that the header's content type =
> attachment will force the download dialogue, and, I think, I need to be
> using file-like object (but is the FPDF object not this?) with Stringio in
> the mix?
> Any assistance with the specifics needed to accomplish what I am looking
> for above would be appreciated!
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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