That solved it perfectly!
Thank you so much! _o_
On Mar 24, 7:38 pm, Jan Odvarko <[email protected]> wrote:
> This is because you don't QueryInterface the subject for nsIChannel
> (the interface from where the URI.spec come from). Since Firebug does
> that and Firebug's observer is probably called before yours, the
> underlying js wrapper already expose the interface and so, it works
> even for you if Firebug is there.
>
> Try the following in your code (notice that 'instanceof' does the
> querying for you):
> I believe this should solve the problem.
>
> Honza
>
> var httpRequestObserver =
> {
> observe: function(aSubject, aTopic, aData)
> {
> if (aSubject instanceof Ci.nsIChannel) //
> Log("Hearing something : " + aSubject);
> },
>
> QueryInterface : function (iid) {
> if (iid.equals(Ci.nsIObserver) ||
> iid.equals(Ci.nsISupports) ||
> iid.equals(Ci.nsIObserverService))
> return this;
>
> throw Cr.NS_NOINTERFACE;
> }
>
> };
>
> On 24 Bře, 14:29, Pinetree <[email protected]> wrote:
>
> > Hello all,
>
> > I am writing an extension that has to capture all incoming data (page
> > sources and image bytes). The excellent
> > tutorialhttp://www.softwareishard.com/blog/firebug/nsitraceablechannel-interc...
> > got me started, and everything is working as it should.
> > That is, until i uninstall the firebug extension (because I can not
> > assume that my users will have this installed).
>
> > My httpRequestObserver object still "hears" the incoming connections,
> > but it doesn't hear it in the same way as when firebug is installed.
> > My code is herehttp://pastebin.com/fd2442f6(iremoved all non-
> > relevant parts)
>
> > With firebug installed I get
> > 13:24:17 Hearing something : [xpconnect wrapped (nsISupports,
> > nsIHttpChannel, nsIRequest)]
> > 13:25:16 Hearing something : [xpconnect wrapped (nsISupports,
> > nsIHttpChannel, nsIChannel)]
> > All subject.URI.spec data is set and everything is there, it all works
>
> > Without firebug I get
> > 14:10:14 Hearing something : [xpconnect wrapped nsISupports]
> > 14:10:15 Hearing something : [xpconnect wrapped nsISupports]
> > subject is null (or empty) and thus subject.URI.spec is not present.
>
> > I have no idea what causes this, as the code is the same for firebug
> > and for my extension. It must be something that firebug does globally
> > (and that I am missing), because otherwise there would be no change in
> > behaviour. But i have no clue where to begin to look.
> > Can anyone give some advice?
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