Re: lynx-dev Wishlist: Javascript protocol and EXTERNAL

[Stef Caunter]

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--Stef

----- Original Message ----- 
From: "Michael Warner" <address@hidden>
To: <address@hidden>
Sent: Tuesday, July 01, 2003 4:13 PM
Subject: Re: lynx-dev Wishlist: Javascript protocol and EXTERNAL


> --- Morten Bo Johansen <address@hidden> wrote:
> > No, no, I am not requesting javascript in Lynx, get your blood
> > pressure down, please ;-) but I would like to be able to call an
> > external program on a javascript link. Consider the following
> > link
> >
> >  javascript: var
> > PAWin=window.open('/TGD/tgdBreakingNewsDisplay/0,,4,00.html')
> >
> > which is just a pop up window which in turn appends the contents
> > of the paranthesises to the basic URL of the host, in this case
> > http://www.timesonline.co.uk.
>
> YAY!  Another chance to beat the drum for CERNRULES, the
> coolest unknown feature in lynx (that I know of :).  Thanks, Klaus.
>
> Also, thanks to reloadable-on-the-fly config, the other coolest
> feature in lynx (Thanks, Leonid), you can edit your rules, reload
> them, and see if they work without leaving and restarting lynx.
>
> I put the rules in their own file, call lynx with " -cfg=/path_to/rules ",
> and include the regular lynx.cfg from the rules file.  That way if a rule
> is screwing up, I can spawn a child lynx, via EXTERNAL, with
> " -cfg=lynx.cfg " and skip the rules temporarily.
>
> In /lynx_cfg_dir/rules.cfg :
>
> ---snip---
> INCLUDE:/path_to/lynx.cfg
>
> # So lynx will recognize " javascript: " as a usable protocol
> RULE:UseProxy   javascript:*                                none
>
> RULE:Redirect   "javascript: var PAWin=window.open('/*.html"
>           http://www.timesonline.co.uk/*.html
> ---snip---
>
> One limitation: you only get one wildcard per redirect, so you need
> an original URL that meets some usability constraints.  The format
> has to be predictable and specifiable such that you can pick out the
> useful info in one chunk.  It may be that you could get "abcdef" out
> of "xxxabcyyydefzzz" by chaining rules or something, but the thought
> makes my head hurt right now, so you're on your own there.
>
> cernrules.txt will tell you more than I'm ever likely to know on the
subject.
>
> Works a treat on those printer friendly redirects, too, transparently as
> anything, as long as the site cooperates and you can get by with the
> limited parsing capability.  That's what I used it for in the first place.
> Maybe it'll save you some wheel-inventing.
>
> On the other hand, if you could come up with script(s) or whatever that
> were general enough to parse out the path info to tack onto the BASE,
> and it worked well enough to be useful (considerably less than 100%
> might still be useful), I for one would be interested.  Not JS, perhaps,
> but a somewhat life-like facsimile?
>
> I've shamefully drifted into following mozilla development and away from
> daily use of lynx, so my rules file hasn't been maintained, but I'll tack
it on
> anyway, in case it's useful.  (Does Yahoo mutilate attachments?)
>
> -- 
> Mike
>
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