is posible use pastbin?
2008/9/12 Downtown <[EMAIL PROTECTED]>
>
> Thanks for all the posts. I have GET working very well. I had one
> additional issue converting string to JSON object which was solved as
> follows:
>
> dojo.xhrGet({
> url: myurl,
> handleAs: "json",
> load: function(response, ioArgs){
> var myObject = eval('(' + response +
> ')');
> myjsfunction(myObject);
> },
> error: function(response, ioArgs){
> alert("An error occurred
> retrieving the current feed from the
> server cache.");
> //dojo.byId("toBeReplaced").innerHTML
> = "An error occurred,
> with response: " + response;
> return response;
> }
>
> });
>
> On Sep 10, 12:52 am, "Peter Svensson" <[EMAIL PROTECTED]> wrote:
> > That's a good example of how jsonp can look like. Also, I wrote the last
> > post with my head screwed on backwards, I think :) To get jsonp, you can
> > just use response.out.write('/*'+foo+'*/') where foo is the json string.
> >
> > Cheers,
> > PS
> >
> > On Tue, Sep 9, 2008 at 10:18 PM, Davide Rognoni <
> [EMAIL PROTECTED]>wrote:
> >
> >
> >
> > > JSON-P example:
> >
> > > <script>
> > > function foo(json) {
> > > alert( json["responseData"]["translatedText"] );
> > > }
> > > </script>
> >
> > > <script src="http://ajax.googleapis.com/ajax/services/language/
> > > translate?v=1.0&q=hello%20world&langpair=en%7Cit&callback=foo<
> http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&q=h...>
> > > "></
> > > script>
> >
> > > // -------------------------------------
> > > see the link
> > >http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&q=h.
> ..
> > > .
> > > .
> > > .
> > > .
> > > -- Best Template Engine
> > >http://pyoohtml.appspot.com/best-template-engine
> > > .
> > > .
> > > .
> > > .
> > > On Sep 9, 9:01 am, "Peter Svensson" <[EMAIL PROTECTED]> wrote:
> > > > I didn't know that GAE / Django supported callbacks, but they're
> really
> > > not
> > > > needed, since you supply your own handler function in Dojo ('load').
> > > > If the json object is properly formatted, it will be returned as text
> and
> > > > evaluated by Dojo (since you're using handleAs:'json').
> >
> > > > So add a load function, and ditch the extraneous callbacks parameter;
> >
> > > > dojo.io.script.get({> url: "
> > >http://localhost:8080/rpc?";,
> > > > > content: {
> > > > > action: "Add",
> > > > > arg0: "1",
> > > > > arg2: "2",
> > > > > time: Date()
> > > > > },
> > > > > handleAs: "json",
> > > > > preventCache: true,
> > > > > error: function(text){
> > > > > alert("An error has occurred - " +
> text);
> > > > > return text;
> > > > > },
> > > > > load: function(response)
> >
> > > > {
> > > > // The response variable will now be a
> > > normal
> > > > js object referring to the evaluated json
> > > > }
> >
> > > > > });
> > > > > }
> >
> > > > Also, I changed 'text/json' to only 'json'. For security reasons you
> > > should
> > > > use jsonp, which assumes that all json is wrapped in a comment '/*
> ...
> > > */',
> > > > but you have to be sure the server does that as well :)
> >
> > > > A final note; You might not need to use dojo.io.script, which is only
> > > > required if you're loading cross-domain. If you're conecting back to
> the
> > > > same domain the page was loaded from, you can use dojo.xhrGet
> instead,
> > > which
> > > > is slightly quicker.
> >
> > > > .. I would also recommend that you use firebug (or the Dojo firebug
> lite
> > > > console for mentally challenged browsers, which pops up if you use
> > > > isDebug:true in djConfig, so you don't have to suffer alerts :)
> >
> > > > Cheers,
> > > > PS
> >
> > > > On Tue, Sep 9, 2008 at 8:49 AM, Bill <[EMAIL PROTECTED]> wrote:
> >
> > > > > I've been building some AJAX clients that call App Engine backends.
> > > > > I'm not sure what documentation your citing, but App Engine is just
> > > > > like any server out there. The standard webapp framework nicely
> > > > > handles GET, POST, and other HTTP actions/verbs. You can set the
> > > > > content header in your handler by doing this:
> >
> > > > > self.response.headers['Content-Type'] = 'text/javascript' # or
> > > > > 'application/json' if you think IE won't choke on it
> > > > > self.response.out.write(...some json...)
> >
> > > > > That's it. The hard part on the backend is the code that
> autoconverts
> > > > > datastore structures into json. In particular, you have to convert
> > > > > datetime and recurse down into lists and dictionaries and convert
> them
> > > > > to simple json types.
> >
> > > > > On Sep 8, 8:42 pm, Downtown <[EMAIL PROTECTED]> wrote:
> > > > > > Hi,
> >
> > > > > > I am attempting to write a GAE application using AJAX. It
> states:
> >
> > > > > > "In its most generic sense, an AJAX Request will have a function
> name
> > > > > > followed by any optional parameters, the last of which, if it is
> a
> > > > > > function, is an optional OnSuccess callback. So, lets write a
> > > function
> > > > > > that handles this:
> >
> > > > > > .........
> > > > > > (resulting in ......)
> >
> > >
> GEThttp://localhost:8080/rpc?action=Add&arg0=%221%22&arg1=%222%22&time=1...
> > > > > > ...."
> >
> > > > > > Where is the "OnSuccess" callback?? It is missing from the GET
> URL.
> > > > > > Can I assume the following is correct:
> >
> > >
> GEThttp://localhost:8080/rpc?action=Add&arg0=%221%22&arg1=%222%22&time=1...
> >
> > > > > > Also, can I assume on the server side:
> >
> > > > > > self.response.out.write(simplejson.dumps(result)).......will send
> the
> > > > > > response to myjavascriptfunction??
> >
> > > > > > If I am missing something fundamental, please explain. If not,
> > > please
> > > > > > update the example to include better documentation on the
> callback
> > > > > > function.
> >
> > > > > > P.S. If you help me fine tune your example I will post a Dojo
> > > > > > equivalent that would substantially reduce coding the AJAX GET.
> In
> > > > > > Dojo it would be as simple as:
> >
> > > > > > dojo.io.script.get({
> > > > > > url: "http://localhost:8080/rpc?";,
> > > > > > content: {
> > > > > > action: "Add",
> > > > > > arg0: "1",
> > > > > > arg2: "2",
> > > > > > time: Date(),
> > > > > > OnSuccess: "myjavascriptfunction"
> > > > > > },
> > > > > > handleAs: "text/json",
> > > > > > preventCache: true,
> > > > > > error: function(text){
> > > > > > alert("An error has occurred - " +
> text);
> > > > > > return text;
> > > > > > }
> > > > > > });
> > > > > > }
> >
> > > > > > Thanks!
> >
>
--
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