... one last thing before I shut up for today ;) The last line, I think, should read:
return '%s(%s)' % (callback, json_encode(template_vars)) And without meaning to sound too much like a sycophant: thanks again! :) I really do appreciate your time, effort and input in this matter :D Cheers, C On Oct 23, 2:08 pm, Christoph Zwerschke <[email protected]> wrote: > Am 23.10.2010 01:45 schrieb [email protected]: > > > Also, I'm not entirely happy with the way I'm excluding the TG dict > > keys in the render function - so if anyone wants to chip in a better > > solution, I'd be extremely grateful ;) > > Yes, that's really not nice. A somewhat better solution is requesting > the keys to be removed from tg, instead of using the hardcoded list. > > Also, JSONP controllers should deliver a 'text/javascript' mime type > instead of the default 'text/html'. > > > NOTE: the current implementation presupposes that you pass in the > > JSONP callback method in the URL parameter 'jsoncallback'. E.g. > >http://my.site.com/path/to/controller?jsoncallback=mycallback > > In addition to that, you could abuse the template_name for defining a > default for the callback function on the server side, and add a fixed > default in case it is not set via template name or parameter. > > Example: expose('jsonp:mycallbackmethod') > > So my improved solution looks like this: > > from tg import json_encode, response > from tg.render import _get_tg_vars > > def render_jsonp(template_name, template_vars, **kwargs): > callback = (template_name > or kwargs.pop('callback', None) or 'callback') > for key in _get_tg_vars(): > del template_vars[key] > response.headers['Content-Type'] = 'text/javascript' > return '%s(%s)' % (template_name, json_encode(template_vars)) > > from myapp.config.app_cfg import base_config > base_config.render_functions['jsonp'] = render_jsonp > base_config.mimetype_lookup = {'.jsonp': 'text/javascript'} > > I've also added ahttp://trac.turbogears.org/ticket/2513for this. > > -- Christoph -- You received this message because you are subscribed to the Google Groups "TurboGears" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/turbogears?hl=en.
