Download binary content from XForms-app

>
> I have been thinking, reading and experimenting for some time now, but just
> can not find a solution for the following problem. Forgive me if it turns
> out to be a trivial thing:
>
> I have created a web-application using Orbeon Forms that can be used to
> generate PDF documents from the input the user entered. In that app there
> exists a button 'Generate' which will submit the xml content to a servlet,
> which generates and returns the requested PDF. The user should be prompted
> with the (normal) response that he can see or save the PDF. However, the
> user should not leave the application as he must be able to adjust the input
> and generate the PDF again.
>
> Untill now I have the following solutions, all with their problems
>
> 1) Perform a normal <xforms:submission ...>.
> Indeed, the user can see or save the PDF. However, the 'Loading...' bar
> (upper right of the window) never disappears anymore. Also, the app does not
> function the same as before: elements with 'incremental="true"' operate as
> if 'incremental="false" '. I suspect that the server assumes that the app is
> no longer active, since it was replaced by a new page (not knowing that this
> was actually just a pdf file).
>
> 2) use a standard HTML form to do the POST-request to the servlet. This was,
> I can bypass the Orbeon server and my app will function as before. But
> somehow, the submit button of this form is dead. Nothing is submitted. If I
> use the same <form>.. code in a plain HTML file it works, but not when it is
> inside an Orbeon app. Is this known/normal/wanted?
>
> Anyone out there who can point me in the right direction?
>
> Martijn
>
>
> --
> View this message in context:  
> http://orbeon-forms-ops-users.24843.n4.nabble.com/Download-binary-content-from-XForms-app-tp2227057p2227057.html
> Sent from the Orbeon Forms (ops-users) mailing list archive at Nabble.com.
>

>
> I have been thinking, reading and experimenting for some time now, but just
> can not find a solution for the following problem. Forgive me if it turns
> out to be a trivial thing:
>
> I have created a web-application using Orbeon Forms that can be used to
> generate PDF documents from the input the user entered. In that app there
> exists a button 'Generate' which will submit the xml content to a servlet,
> which generates and returns the requested PDF. The user should be prompted
> with the (normal) response that he can see or save the PDF. However, the
> user should not leave the application as he must be able to adjust the input
> and generate the PDF again.
>
> Untill now I have the following solutions, all with their problems
>
> 1) Perform a normal <xforms:submission ...>.
> Indeed, the user can see or save the PDF. However, the 'Loading...' bar
> (upper right of the window) never disappears anymore. Also, the app does not
> function the same as before: elements with 'incremental="true"' operate as
> if 'incremental="false" '. I suspect that the server assumes that the app is
> no longer active, since it was replaced by a new page (not knowing that this
> was actually just a pdf file).

>
> 2) use a standard HTML form to do the POST-request to the servlet. This was,
> I can bypass the Orbeon server and my app will function as before. But
> somehow, the submit button of this form is dead. Nothing is submitted. If I
> use the same <form>.. code in a plain HTML file it works, but not when it is
> inside an Orbeon app. Is this known/normal/wanted?
>
> Anyone out there who can point me in the right direction?
>
> Martijn
>
>
> --
> View this message in context: http://orbeon-forms-ops-users.24843.n4.nabble.com/Download-binary-content-from-XForms-app-tp2227057p2227057.html
> Sent from the Orbeon Forms (ops-users) mailing list archive at Nabble.com.

> Hi Martijn,
>
> On Sat, May 22, 2010 at 02:55:32AM -0700, Martijn Slob wrote:
>>
>> I have been thinking, reading and experimenting for some time now, but just
>> can not find a solution for the following problem. Forgive me if it turns
>> out to be a trivial thing:
>>
>> I have created a web-application using Orbeon Forms that can be used to
>> generate PDF documents from the input the user entered. In that app there
>> exists a button 'Generate' which will submit the xml content to a servlet,
>> which generates and returns the requested PDF. The user should be prompted
>> with the (normal) response that he can see or save the PDF. However, the
>> user should not leave the application as he must be able to adjust the input
>> and generate the PDF again.
>>
>> Untill now I have the following solutions, all with their problems
>>
>> 1) Perform a normal <xforms:submission ...>.
>> Indeed, the user can see or save the PDF. However, the 'Loading...' bar
>> (upper right of the window) never disappears anymore. Also, the app does not
>> function the same as before: elements with 'incremental="true"' operate as
>> if 'incremental="false" '. I suspect that the server assumes that the app is
>> no longer active, since it was replaced by a new page (not knowing that this
>> was actually just a pdf file).
>
> I'm not an orbeon expert, but I wonder what would happen if you used
> an xforms:submission with replace="all", and had the servlet return
> the PDF content but with an HTTP header like...
>
> Content-Disposition: attachment; filename="foo.pdf"
>
> ...? Maybe it wouldn't help, just a thought.
>
> Cheers
>
> Alistair
>
>>
>> 2) use a standard HTML form to do the POST-request to the servlet. This was,
>> I can bypass the Orbeon server and my app will function as before. But
>> somehow, the submit button of this form is dead. Nothing is submitted. If I
>> use the same <form>.. code in a plain HTML file it works, but not when it is
>> inside an Orbeon app. Is this known/normal/wanted?
>>
>> Anyone out there who can point me in the right direction?
>>
>> Martijn
>>
>>
>> --
>> View this message in context: http://orbeon-forms-ops-users.24843.n4.nabble.com/Download-binary-content-from-XForms-app-tp2227057p2227057.html
>> Sent from the Orbeon Forms (ops-users) mailing list archive at Nabble.com.
>
>>
>> --
>> You receive this message as a subscriber of the [hidden email] mailing list.
>> To unsubscribe: mailto:[hidden email]
>> For general help: mailto:[hidden email]?subject=help
>> OW2 mailing lists service home page: http://www.ow2.org/wws
>
>
> --
> Alistair Miles
> Head of Epidemiological Informatics
> Centre for Genomics and Global Health <http://cggh.org>
> The Wellcome Trust Centre for Human Genetics
> Roosevelt Drive
> Oxford
> OX3 7BN
> United Kingdom
> Web: http://purl.org/net/aliman
> Email: [hidden email]
> Tel: +44 (0)1865 287669
>
>
> --
> You receive this message as a subscriber of the [hidden email] mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> OW2 mailing lists service home page: http://www.ow2.org/wws
>
>

>
> Alex
>
> On Mon, May 24, 2010 at 8:38 AM, Alistair Miles
> <[hidden email]> wrote:
> > Hi Martijn,
> >
> > On Sat, May 22, 2010 at 02:55:32AM -0700, Martijn Slob wrote:
> >>
> >> I have been thinking, reading and experimenting for some time now, but just
> >> can not find a solution for the following problem. Forgive me if it turns
> >> out to be a trivial thing:
> >>
> >> I have created a web-application using Orbeon Forms that can be used to
> >> generate PDF documents from the input the user entered. In that app there
> >> exists a button 'Generate' which will submit the xml content to a servlet,
> >> which generates and returns the requested PDF. The user should be prompted
> >> with the (normal) response that he can see or save the PDF. However, the
> >> user should not leave the application as he must be able to adjust the input
> >> and generate the PDF again.
> >>
> >> Untill now I have the following solutions, all with their problems
> >>
> >> 1) Perform a normal <xforms:submission ...>.
> >> Indeed, the user can see or save the PDF. However, the 'Loading...' bar
> >> (upper right of the window) never disappears anymore. Also, the app does not
> >> function the same as before: elements with 'incremental="true"' operate as
> >> if 'incremental="false" '. I suspect that the server assumes that the app is
> >> no longer active, since it was replaced by a new page (not knowing that this
> >> was actually just a pdf file).
> >
> > I'm not an orbeon expert, but I wonder what would happen if you used
> > an xforms:submission with replace="all", and had the servlet return
> > the PDF content but with an HTTP header like...
> >
> > Content-Disposition: attachment; filename="foo.pdf"
> >
> > ...? Maybe it wouldn't help, just a thought.
> >
> > Cheers
> >
> > Alistair
> >
> >>
> >> 2) use a standard HTML form to do the POST-request to the servlet. This was,
> >> I can bypass the Orbeon server and my app will function as before. But
> >> somehow, the submit button of this form is dead. Nothing is submitted. If I
> >> use the same <form>.. code in a plain HTML file it works, but not when it is
> >> inside an Orbeon app. Is this known/normal/wanted?
> >>
> >> Anyone out there who can point me in the right direction?
> >>
> >> Martijn
> >>
> >>
> >> --
> >> View this message in context: http://orbeon-forms-ops-users.24843.n4.nabble.com/Download-binary-content-from-XForms-app-tp2227057p2227057.html
> >> Sent from the Orbeon Forms (ops-users) mailing list archive at Nabble.com.
> >
> >>
> >> --
> >> You receive this message as a subscriber of the [hidden email] mailing list.
> >> To unsubscribe: mailto:[hidden email]
> >> For general help: mailto:[hidden email]?subject=help
> >> OW2 mailing lists service home page: http://www.ow2.org/wws
> >
> >
> > --
> > Alistair Miles
> > Head of Epidemiological Informatics
> > Centre for Genomics and Global Health <http://cggh.org>
> > The Wellcome Trust Centre for Human Genetics
> > Roosevelt Drive
> > Oxford
> > OX3 7BN
> > United Kingdom
> > Web: http://purl.org/net/aliman
> > Email: [hidden email]
> > Tel: +44 (0)1865 287669
> >
> >
> > --
> > You receive this message as a subscriber of the [hidden email] mailing list.
> > To unsubscribe: mailto:[hidden email]
> > For general help: mailto:[hidden email]?subject=help
> > OW2 mailing lists service home page: http://www.ow2.org/wws
> >
> >
>
>
>
> --
> Orbeon Forms - Web forms, open-source, for the Enterprise -
> http://www.orbeon.com/
> My Twitter: http://twitter.com/avernet