From: Nicholas Harrison <nicholasharrison222@gmail.com>
To: "Basil L. Contovounesios" <contovob@tcd.ie>
Cc: 44338@debbugs.gnu.org
Subject: bug#44338: 27.1; EWW can't download and view pdf
Date: Tue, 3 Nov 2020 18:01:38 -0700 [thread overview]
Message-ID: <CAGdSj9H=zp2UQsFgRPA3DBufhZAS0HPX9qywuLf4OqWpXR2mMQ@mail.gmail.com> (raw)
In-Reply-To: <87lffi55ro.fsf@tcd.ie>
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In WSL on 27.1 the mailcap-mime-data problem remains, but past that the
conversion when doc-view-mode is enabled works with both binary and the
default raw-text.
On Tue, Nov 3, 2020 at 5:23 PM Basil L. Contovounesios <contovob@tcd.ie>
wrote:
> Nicholas Harrison <nicholasharrison222@gmail.com> writes:
>
> > I'll make a couple more comments on the original problem I
> > explained. It looks like you may have identified additional
> > improvements in the process.
> >
> > I believe the first problem for me is that both mailcap-mime-data and
> > mailcap-user-mime-data are nil. This causes the `error in process
> > filter: mailcap-view-mime: Symbol’s function definition is void: nil`
> > and makes the pdf download and appear in Fundamental mode. This occurs
> > whether I will be using doc-view-mode or pdf-view-mode. I'll use
> > DocView for the rest of this example.
> >
> > 1. emacs -Q
> > 2. M-x eww
> > 3. https://www.gnu.org/software/emacs/manual/pdf/emacs-xtra.pdf
> >
> > This results in the error message and the following:
> > image.png
> >
> > This can be (partially) corrected by running the following code before
> the steps 2 and 3:
> > (add-to-list 'mailcap-user-mime-data
> > '((type . "application/pdf")
> > (viewer . doc-view-mode)))
> >
> > This chooses a view mode for the pdf but that brings the second
> > problem. This selects the default encoding of raw-text and the
> > conversion fails:
> >
> > Instead I choose doc-view-mode manually for the eww pdf buffer:
> >
> > Then selecting binary for the encoding finally gets a viewable pdf:
> >
> > I hope this is in some way helpful.
>
> Thanks. I cannot reproduce these on what will be Emacs 27.2 or Emacs
> 28.1 on GNU/Linux. Perhaps they have been fixed already, or are
> specific to MS Windows. If someone on MS Windows could check whether
> they still occur on master and emacs-27, that would be helpful.
>
> --
> Basil
>
> In GNU Emacs 28.0.50 (build 1, x86_64-pc-linux-gnu, X toolkit, cairo
> version 1.16.0, Xaw3d scroll bars)
> of 2020-11-03 built on thunk
> Repository revision: f9d6e463d310db0e1931f26609d938531c56f9c3
> Repository branch: master
> Windowing system distributor 'The X.Org Foundation', version 11.0.12008000
> System Description: Debian GNU/Linux bullseye/sid
>
> Configured using:
> 'configure 'CC=ccache gcc' 'CFLAGS=-O2 -march=native' --config-cache
> --prefix=/home/blc/.local --with-x-toolkit=lucid
> --with-file-notification=yes --with-x'
>
> Configured features:
> XAW3D XPM JPEG TIFF GIF PNG RSVG CAIRO SOUND GPM DBUS GSETTINGS GLIB
> NOTIFY INOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE HARFBUZZ M17N_FLT
> LIBOTF ZLIB TOOLKIT_SCROLL_BARS LUCID X11 XDBE XIM MODULES THREADS
> LIBSYSTEMD JSON PDUMPER LCMS2
>
> Important settings:
> value of $LANG: en_IE.UTF-8
> value of $XMODIFIERS: @im=ibus
> locale-coding-system: utf-8-unix
>
> Major mode: Lisp Interaction
>
> Minor modes in effect:
> tooltip-mode: t
> global-eldoc-mode: t
> eldoc-mode: t
> electric-indent-mode: t
> mouse-wheel-mode: t
> tool-bar-mode: t
> menu-bar-mode: t
> file-name-shadow-mode: t
> global-font-lock-mode: t
> font-lock-mode: t
> blink-cursor-mode: t
> auto-composition-mode: t
> auto-encryption-mode: t
> auto-compression-mode: t
> line-number-mode: t
> transient-mark-mode: t
>
> Load-path shadows:
> None found.
>
> Features:
> (shadow sort mail-extr emacsbug message rmc puny dired dired-loaddefs
> rfc822 mml easymenu mml-sec epa derived epg epg-config gnus-util rmail
> rmail-loaddefs auth-source cl-seq eieio eieio-core cl-macs
> eieio-loaddefs password-cache json map text-property-search time-date
> subr-x seq byte-opt gv bytecomp byte-compile cconv mm-decode mm-bodies
> mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader cl-loaddefs
> cl-lib sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils
> tooltip eldoc electric uniquify ediff-hook vc-hooks lisp-float-type
> mwheel term/x-win x-win term/common-win x-dnd tool-bar dnd fontset image
> regexp-opt fringe tabulated-list replace newcomment text-mode elisp-mode
> lisp-mode prog-mode register page tab-bar menu-bar rfn-eshadow isearch
> timer select scroll-bar mouse jit-lock font-lock syntax facemenu
> font-core term/tty-colors frame minibuffer cl-generic cham georgian
> utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean
> japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european
> ethiopic indian cyrillic chinese composite charscript charprop
> case-table epa-hook jka-cmpr-hook help simple abbrev obarray
> cl-preloaded nadvice button loaddefs faces cus-face macroexp files
> window text-properties overlay sha1 md5 base64 format env code-pages
> mule custom widget hashtable-print-readable backquote threads dbusbind
> inotify lcms2 dynamic-setting system-font-setting font-render-setting
> cairo x-toolkit x multi-tty make-network-process emacs)
>
> Memory information:
> ((conses 16 51798 5028)
> (symbols 48 6742 1)
> (strings 32 18899 1840)
> (string-bytes 1 612322)
> (vectors 16 12192)
> (vector-slots 8 168066 8842)
> (floats 8 23 45)
> (intervals 56 221 0)
> (buffers 992 10))
>
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next prev parent reply other threads:[~2020-11-04 1:01 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-30 22:20 bug#44338: 27.1; EWW can't download and view pdf Nicholas Harrison
2020-10-31 13:43 ` Basil L. Contovounesios
2020-10-31 16:35 ` Jean Louis
2020-10-31 17:14 ` Nicholas Harrison
2020-10-31 23:16 ` Nicholas Harrison
2020-11-01 14:56 ` Basil L. Contovounesios
2020-11-03 23:24 ` Basil L. Contovounesios
2020-11-05 15:13 ` Lars Ingebrigtsen
2020-11-05 17:37 ` Basil L. Contovounesios
2020-11-01 14:20 ` Lars Ingebrigtsen
2020-11-01 14:59 ` Basil L. Contovounesios
2020-11-02 14:59 ` Lars Ingebrigtsen
2020-11-02 16:50 ` Basil L. Contovounesios
2020-11-03 14:49 ` Lars Ingebrigtsen
2020-11-03 21:28 ` Basil L. Contovounesios
2020-11-05 15:12 ` Lars Ingebrigtsen
2020-11-05 17:36 ` Basil L. Contovounesios
2020-11-05 20:40 ` Basil L. Contovounesios
2020-11-03 23:52 ` Nicholas Harrison
2020-11-04 0:23 ` Basil L. Contovounesios
2020-11-04 1:01 ` Nicholas Harrison [this message]
2020-11-04 15:10 ` Eli Zaretskii
2020-11-04 0:25 ` Basil L. Contovounesios
2020-11-04 15:07 ` Eli Zaretskii
2020-11-04 20:01 ` Basil L. Contovounesios
2020-11-04 23:43 ` Nicholas Harrison
2020-11-05 13:42 ` Eli Zaretskii
2020-11-05 13:42 ` Eli Zaretskii
2020-11-05 15:18 ` Nicholas Harrison
2020-11-05 15:49 ` Eli Zaretskii
2020-11-05 17:52 ` Nicholas Harrison
2020-11-05 17:55 ` Eli Zaretskii
2020-11-05 19:04 ` Basil L. Contovounesios
2020-11-05 19:20 ` Eli Zaretskii
2020-11-05 21:17 ` Basil L. Contovounesios
2020-11-06 5:29 ` Eli Zaretskii
2020-11-05 20:40 ` Lars Ingebrigtsen
2020-11-05 21:25 ` Basil L. Contovounesios
2020-11-06 2:12 ` Nicholas Harrison
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