feat: neomutt open file through mailcap + xdg-open

.config/mutt/mailcap

@@ -0,0 +1,9 @@
+text/plain; $EDITOR %s ;
+text/html; lynx -assume_charset=%{charset} -display_charset=utf-8 -dump %s; nametemplate=%s.html; copiousoutput;
+text/html; mutt-openfile %s ; nametemplate=%s.html
+image/*; mutt-openfile %s ;
+video/*; setsid mpv --quiet %s &; copiousoutput
+audio/*; mpv %s ;
+application/pdf; mutt-openfile %s ;
+application/pgp-encrypted; gpg -d '%s'; copiousoutput;
+application/pgp-keys; gpg --import '%s'; copiousoutput;

.config/mutt/neomutt.muttrc

@@ -5,6 +5,7 @@
 
 # This file contains part of mutt-wizard's default settings.
 # mutt-wizard will have this file sourced from your muttrc.
+set mailcap_path = /home/swytch/.config/mutt/mailcap:$mailcap_path
 set mime_type_query_command = "file --mime-type -b %s"
 set date_format="%y/%m/%d %I:%M%p"
 set index_format="%2C %Z %?X?A& ? %D %-15.15F %s (%-4.4c)"

.config/paru/pkglist.txt

@@ -39,6 +39,7 @@ libnotify
 libtool
 linux
 linux-firmware
+lynx
 m4
 make
 man-db

.local/bin/mutt-openfile

@@ -0,0 +1,19 @@
+#!/usr/bin/env sh
+
+######################################################################
+# @author      : swytch (adapted from Luke Smith - lukesmith.xyz)
+# @file        : mutt-openfile
+# @license     : GPLv3
+# @created     : Tuesday Feb 16, 2021 11:50:16 CET
+#
+# @description : open a file with xdg-open from mutt
+######################################################################
+
+
+tempdir="${XDG_CACHE_HOME:-$HOME/.cache}/mutt/files"
+file="$tempdir/$(basename "$1")"
+opener="setsid -f xdg-open"
+mkdir -p "$tempdir"
+cp -f "$1" "$file"
+$opener "$file" >/dev/null 2>&1
+find "${tempdir:?}" -mtime +1 -type f -delete