Re: Form - asyn submission with file upload
Just ran into the same use case myself; I would like to use an asynch form with a file upload in T4.1.5 app. I wonder if anybody has solved this already. Carlos, how did you go about doing it? Kalle On Mon, May 19, 2008 at 2:08 PM, Carlos F [EMAIL PROTECTED] wrote: Andreas, thanks for the reply! -- how did you enable the IFrame transport? i added dojo.require(dojo.io.IframeIO); to a script file. However, this was insufficient. IframeTransport.canHandle() fails for two reasons: - the response type that tapestry was requesting was text/xml - and as the bug you emailed me notes, that is not a supported format for the IframeIO - it also appears that the IframeIO also requires the call to be synchronous. tapestry passes the request as async. This might be a little naive, but can I avoid the problems the IFrame has with text/xml by specify that the response should come as JSON? Carlos Andreas Andreou [EMAIL PROTECTED] wrote: See Unfortunately, dojo decided to skip support for XML return types for IframeIO (which is needed for file uploads) due to problems with making it cross-browser. What this basically means for Tapestry is that async submit of forms having files cannot return the expected xml responses... however, i believe that the requests do actually take place - how did you enable the IFrame transport? Another idea (i think someone had mentioned doing this in this ML) is to have a separate form just for the uploads or (even better) investigate how to integrate one of those flash uploaders... On Mon, May 19, 2008 at 5:43 PM, Carlos F wrote: After trying to async submit a form with a file upload field for a few hours I trolled around the message board and JIRA and ran across this: http://issues.apache.org/jira/browse/TAPESTRY-1348 Is trying to async submit a form with a file upload field a DEAD END? We tried to add the IFrame transport mechanism . . . however this did not trigger the request. Looking at the code it appears that the IFrame transport mechanism does not support async submissions etc. The tacos bug system has a related bug that mentions other changes that may be necessary to fix this: http://tacoscomponents.jot.com/BugReporter/Bug62 Has anyone been able to successfully async submit a form with a file upload field? Carlos -- Andreas Andreou - [EMAIL PROTECTED] - http://blog.andyhot.gr Tapestry / Tacos developer Open Source / JEE Consulting - To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
Re: Form - asyn submission with file upload
See http://trac.dojotoolkit.org/ticket/524 Unfortunately, dojo decided to skip support for XML return types for IframeIO (which is needed for file uploads) due to problems with making it cross-browser. What this basically means for Tapestry is that async submit of forms having files cannot return the expected xml responses... however, i believe that the requests do actually take place - how did you enable the IFrame transport? Another idea (i think someone had mentioned doing this in this ML) is to have a separate form just for the uploads or (even better) investigate how to integrate one of those flash uploaders... On Mon, May 19, 2008 at 5:43 PM, Carlos F [EMAIL PROTECTED] wrote: After trying to async submit a form with a file upload field for a few hours I trolled around the message board and JIRA and ran across this: http://issues.apache.org/jira/browse/TAPESTRY-1348 Is trying to async submit a form with a file upload field a DEAD END? We tried to add the IFrame transport mechanism . . . however this did not trigger the request. Looking at the code it appears that the IFrame transport mechanism does not support async submissions etc. The tacos bug system has a related bug that mentions other changes that may be necessary to fix this: http://tacoscomponents.jot.com/BugReporter/Bug62 Has anyone been able to successfully async submit a form with a file upload field? Carlos -- Andreas Andreou - [EMAIL PROTECTED] - http://blog.andyhot.gr Tapestry / Tacos developer Open Source / JEE Consulting - To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
Re: Form - asyn submission with file upload
Andreas, thanks for the reply! -- how did you enable the IFrame transport? i added dojo.require(dojo.io.IframeIO); to a script file. However, this was insufficient. IframeTransport.canHandle() fails for two reasons: - the response type that tapestry was requesting was text/xml - and as the bug you emailed me notes, that is not a supported format for the IframeIO - it also appears that the IframeIO also requires the call to be synchronous. tapestry passes the request as async. This might be a little naive, but can I avoid the problems the IFrame has with text/xml by specify that the response should come as JSON? Carlos Andreas Andreou [EMAIL PROTECTED] wrote: See Unfortunately, dojo decided to skip support for XML return types for IframeIO (which is needed for file uploads) due to problems with making it cross-browser. What this basically means for Tapestry is that async submit of forms having files cannot return the expected xml responses... however, i believe that the requests do actually take place - how did you enable the IFrame transport? Another idea (i think someone had mentioned doing this in this ML) is to have a separate form just for the uploads or (even better) investigate how to integrate one of those flash uploaders... On Mon, May 19, 2008 at 5:43 PM, Carlos F wrote: After trying to async submit a form with a file upload field for a few hours I trolled around the message board and JIRA and ran across this: http://issues.apache.org/jira/browse/TAPESTRY-1348 Is trying to async submit a form with a file upload field a DEAD END? We tried to add the IFrame transport mechanism . . . however this did not trigger the request. Looking at the code it appears that the IFrame transport mechanism does not support async submissions etc. The tacos bug system has a related bug that mentions other changes that may be necessary to fix this: http://tacoscomponents.jot.com/BugReporter/Bug62 Has anyone been able to successfully async submit a form with a file upload field? Carlos -- Andreas Andreou - [EMAIL PROTECTED] - http://blog.andyhot.gr Tapestry / Tacos developer Open Source / JEE Consulting - To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
