On Oct 7, 2008, at 5:01 PM, EricHolmberg wrote:
>
> How can I create the global c variable that is used in the templates
> if I'm in an WSGI app and not in a controller response method?
>
> With the WSGI dispatch, I need to rewrite some of the output using
> Genshi, so I have the following code:
>
> class EmbeddedtracController(BaseController):
>
> def __init__(self):
> # set application to the trac WSGI dispatch_request function
> self.app = dispatch_request
> self.trac_env_path = config['trac_env_path']
>
> def __call__(self, environ, start_response):
> """Dispatches request to trac."""
> ...
> self.rewriteLoginPage(environ, strHtml)
> ...
> def _rewriteLoginPage(self, environ, strHtml):
> """Handles the 403 Forbidden response."""
>
> # Set variables for Genshi
> c.input = strHtml
> ...
> return render("genshi", "TracLogin")
Probably the best place for calling _rewriteLoginPage would in a
__before__ method. __call__ is the main entry point into Controllers,
and unfortunately by that point variables like c aren't setup yet.
Whereas they would be in __before__ (and __after__).
> which results in the following error message:
>
> c.input = strHtml
> File 'c:\\python25\\lib\\site-packages\\paste-1.7.1-py2.5.egg\\paste\
> \registry.py', line 140 in __setattr__
> setattr(self._current_obj(), attr, value)
> File 'c:\\python25\\lib\\site-packages\\paste-1.7.1-py2.5.egg\\paste\
> \registry.py', line 194 in _current_obj
> 'thread' % self.____name__)
> TypeError: No object (name: C) has been registered for this thread
--
Philip Jenvey
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