[REBOL] Re: R: Re: redirecting from http to ftp
From: ryanc:iesco-dms at: 29-Jun-2001 9:45
Probably because he made it using View. View returns an error in this case--a
funny one, but still returns an error. Try upgrading, or maybe even patching
Cores http scheme with the one from View.
BTW, Romano, looks like nice work for a "beginner."
--Ryan
[ryan--christiansen--intellisol--com] wrote:
> Hmm... I tried this function, but it doesn't seem to behave any
> differently than using 'open.
>
> -Ryan
>
> > OK. So how can I fix it? I want the script to at least error out instead
> of
> > keep trying over and over again. Using an if error? try statement doesn't
> > help.
>
> I'm new with rebol, but to learn i have written this script.
>
> ------------------------------------------------------------------------------
>
> REBOL[
> Title: "Redirecting HTTP to FTP"
> Author: "Romano Paolo Tenca"
> Version: 1.0.0
> Date: 29/06/01
> Purpose: {
> Try a http url
> if fail for error 800 (redirect to a ftp site)
> return a custom object (redir)
> with info for the ftp
>
> Perhaps worked better if it was an object
> with a public routine embedded but it is
> my first Rebol routine
> }
> History: [
> "It doesn't check ftp error" 29/06/01
> ]
> ]
>
> HttpRedir?: function [url [url!]]
>
> [rule err porterr redir-str]
> [
> rule:[to "http://" to "ftp://" copy redir-str to " could" "could" "not"
> "be"
> "retrieved." "Circular" "forwarding" "detected" to end]
> redir: make object! [
> net: "http" ;type of connection
> success: true ;false for failure
> urlpath: url ;url (http or ftp)
> urlob: decode-url url ;standard object! purl
> err: ;standard object! error
> type: none ;type of fftp url ("file" | "dir")
> ]
>
> if error? porterr: try [info? url][
> err: disarm porterr
> redir/success: false
> redir/err: err
> if err/code = 800 [
> redir-str: copy ""
> parse err/arg1 rule
> if redir-str <> "" [
> redir/success: true
> redir/net: "ftp"
> redir/urlpath: to-url redir-str
> redir/urlob: decode-url redir-str
> either dir? redir/urlpath [
> ;is a dir
> redir/type: "dir"
> ][
> ;is a file
> redir/type: "file"
> ]
> ]
> ]
> ]
> return redir
> ]
>
> r: HttpRedir? http://www.bebits.com/bob/232/MailToI.zip
> either r/success = true [
> print ["You can open" r/net r/urlpath "(ftp type" r/type ")"]
> ][
> print ["Error on open http" r/err/code ]
> ]
>
> --
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--
Ryan Cole
Programmer Analyst
www.iesco-dms.com
707-468-5400
