GNU bug report logs - #77731
[PATCH] Add yank-media-handler for copied files from file manager

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Message #32 received at 77731 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: luangruo <at> yahoo.com, Visuwesh <visuweshm <at> gmail.com>
Cc: 77731 <at> debbugs.gnu.org
Subject: Re: bug#77731: [PATCH] Add yank-media-handler for copied files from
 file manager
Date: Sat, 24 May 2025 11:58:09 +0300

Ping! Po Lu, could you please answer the questions from Visuwesh?

> Date: Sun, 11 May 2025 01:03:53 +0530
> From: Visuwesh <visuweshm <at> gmail.com>
> CC: 77731 <at> debbugs.gnu.org
> 
> I am quite confused as to what Po Lu wants me to do, TBH.  I can start working on the patch again if I get an explanation of the work that needs to be done.
> 
> On 10 May 2025 14:57:32 GMT+05:30, Eli Zaretskii <eliz <at> gnu.org> wrote:
> >Ping! Ping!  Would people please respond?
> >
> >> Cc: luangruo <at> yahoo.com, 77731 <at> debbugs.gnu.org
> >> Date: Sat, 26 Apr 2025 14:25:39 +0300
> >> From: Eli Zaretskii <eliz <at> gnu.org>
> >> 
> >> Ping!  How can we make progress with this issue?
> >> 
> >> > From: Visuwesh <visuweshm <at> gmail.com>
> >> > Cc: Eli Zaretskii <eliz <at> gnu.org>,  77731 <at> debbugs.gnu.org
> >> > Date: Fri, 11 Apr 2025 18:41:08 +0530
> >> > 
> >> > [வெள்ளி ஏப்ரல் 11, 2025] Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" wrote:
> >> > 
> >> > >> The name and the doc string should be more specific to the file
> >> > >> managers for which this is supposed to work.  I doubt that these
> >> > >> details are general enough to say that any file manager capable of
> >> > >> copy/pasting files will behave like that.
> >> > >
> >> > >> Btw, isn't copy/paste of files similar or maybe even equivalent to
> >> > >> drag-n-drop?  If so, perhaps a better way would be to use the DND
> >> > >> machinery we have in Emacs?  Adding Po Lu in case he has opinions or
> >> > >> comments about this.
> >> > >
> >> > > Regrettably not, since the formats concerned differ subtly and DND gives
> >> > > a weight to negotiating actions on dropped data that is undue for a
> >> > > simple copy/paste operation.  The selection formats you must recognize
> >> > > are `text/uri-list' (which is identical to its Xdnd variant), FILE_NAME,
> >> > > and FILE, which are NULL-separated lists of strings, and numerous ad hoc
> >> > > formats defined by file managers and desktop environments.
> >> > 
> >> > What's wrong with doing the following?
> >> > 
> >> >     (defun message--yank-media-copied-files-handler (_ data)
> >> >       "Attach files copied/cut from the file manager.
> >> >     DATA is a string where the first line is the operation to
> >> >     perform: copy or cut.  Rest are file: links.  The operation is
> >> >     always ignored, and the files are only attached."
> >> >       (let ((files (split-string data "[\0\n\r]" t)))
> >> >         (dnd-handle-multiple-urls (selected-window)
> >> >                                   (cdr files)
> >> >                                   (pcase (car files)
> >> >                                     (`"copy" 'copy)
> >> >                                     (`"cut" 'move)
> >> >                                     (_ 'private)))))
> >> > 
> >> > It calls mml-dnd-attach-file in message-mode buffer.
> >> > 
> >> > > If you like, you may implement a rough draft that functions
> >> > > satisfactorily with whatever file managers you test, and I shall supply
> >> > > its deficiencies as best I can.
> >> > 
> >> > Considering that text/uri-list and friends seem to be considered in
> >> > others part of the code, is there a function that would parse its
> >> > format?
> >> > 
> >> 
> >> 
> >> 
> >> 
> 

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