Hi Duncan Mcgregor,
You have guessed it right, I have posted my problem on wiki,,
bye
On Tue, Jul 22, 2008 at 7:02 PM, Duncan McGreggor <
[EMAIL PROTECTED]> wrote:
> On Tue, Jul 22, 2008 at 3:47 PM, arun chhetri <[EMAIL PROTECTED]>
> wrote:
> > from twisted.web import resource, server
> > from twisted.web import http
> >
> > class HomePage(resource.Resource):
> > def __init__(self):
> > resource.Resource.__init__(self)
> >
> self.putChild('calendar',Calendar(user=None,pswd=None,server=None))
> >
> > def render(self,request):
> > return"""<html><body>
> > <a href = calendar>Here is the solution
> > <body>
> > </html>"""
> > def getChild(self,path,request):
> > return
> >
> Calendar(request.args["user"],request.args["pswd"],request.args["server"])
> >
> > class Calendar(resource.Resource):
> > def __init__(self,user,pswd,server):
> > resource.Resource.__init__(self)
> > self.user = user
> > self.pswd = pswd
> > self.server = server
> > self.putChild('month',Month(user))
> >
> > def render(self,request):
> > return"""<p> The user is %s
> > <a href=/calendar/month> The link to the month is this
> > """%self.user[0]
> >
> > def getChild(self,path,request):
> > return Month(self.user[0])
> >
> > class Month(resource.Resource):
> > def __init__(self,user):
> > resource.Resource.__init__(self)
> > self.user = user
> > def render(self,request):
> > return """ %s"""%self.user
> >
> > if __name__=="__main__":
> > from twisted.internet import reactor
> > root = HomePage()
> > site = server.Site(root)
> > reactor.listenTCP(8000,site)
> > reactor.run()
> >
> > now if i go to http://localhost:8000/?user=arun&pswd=test&server=test
> > i get this The user is arun The link to the month is this
> > and if I click the link then I get None
> >
> > Can anybody help me how I can redirect the value self.user to Month so
> that
> > instead of None it shows the user name provided in query string
> >
> > Thanks in advance
>
> Hey Arun,
>
> The problem is that you're mixing two different patterns: an object
> store (pre-created hierarchy of parents/children) and dynamically
> generated children.
>
> The latter is the easiest case to talk about, since it's the classic
> HTTP GET where you pass all the arguments you need for any given
> request. If that's what you want to do, then your application needs to
> add query parameters to every link that it renders.
>
> The quickest way to do that with your example code and without
> changing anything would be to change Calendar.render to the following:
>
> def render(self,request):
> return """
> <p> The user is %s
> <a href=/calendar/month?user=%s&pswd=%s&server=%s>The
> link to the month is this """ % (
> self.user[0], self.user[0], self.pswd[0], self.server[0])
>
> and remove your HomePage.__init__ method.
>
> The first option is what I'd guess you were originally aiming for.
> This is a very different pattern: you want an object to be created
> with appropriate data stored on attributes, and you want to be able to
> refer to those objects and the values of their attributes in the
> future, not create them on the fly. There are probably some quick
> hacks that could demonstrate how to do this, but as soon as you tried
> to do anything remotely real with those hacks, you'd be in trouble. If
> this is really what you want, then you should spend some time getting
> to know Axiom.
>
> Hope that helps. If not, feel free to ask more questions,
>
> d
>
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