rc/config/neomutt/extract-reply.sh

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#!/bin/sh
set -euo pipefail
text="$(cat)"
# Extract only the text/html part of the multipart email
# TODO parse actual encoding instead of defaulting to iso-8859-1
mailto="$(printf "%s" "$text" \
| awk '
boundary {
if ($0 ~ boundary) {
boundary = "";
next
}
print $0
}
/Content-Type: text\/html;/ {
boundary=line
}
{
line=$0
}' \
| qprint -d \
| iconv -f iso-8859-1 -t utf-8 \
| grep -Eo '<a href="mailto:.*?</a>')"
to="$(printf "%s" "$mailto" | sed -En 's/.*mailto:(.*?)\?subject=.*/\1/p')"
subject="$(printf "%s" "$mailto" | sed -En 's/.*\?subject=(.*?)" .*/\1/p')"
# TODO extract original To: to emulate use_envelope_from
datadir="${XDG_DATA_HOME:-"$HOME/.local/share"}/neomutt"
mkdir -p "$datadir"
format_str="unmy_hdr To: Subject:
my_hdr To: \"%s\"
my_hdr Subject: \"%s\"
echo \`rm \"%s\"\`"
printf "$format_str" "$to" "$subject" "$datadir/info.rc" > "$datadir/info.rc"