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#!/bin/bash
set -e
[ -n "$DEBUG" ] && set -x
maildir="${HOME}/Mail"
cachefile=${XDG_CACHE_HOME}/mailsync.lastrun
accounts=(gnzler hu)
list=
verbose=
while getopts a:l:vh opt; do
case "${opt}" in
a) accounts=("${OPTARG}") ;;
l) list="${OPTARG}" ;;
v) verbose=1 ;;
h | ?)
printf "usage: %s [-h]\n" "$(basename "$0")"
printf "\n"
printf " -a ACCOUNTS, accunts to sync (default: \"%s\")\n" "$(echo "${accounts[@]}")"
printf " -l CUR_OR_NEW, list new or current mails (default: \"%s\")\n" "${list}"
printf " -v be verbose"
printf "\n"
exit 2
;;
esac
done
shift $((OPTIND - 1))
notifysend() {
local summary=$1
local body=$2
notify-send \
-i /usr/share/icons/mdi/scalable/email-plus.svg \
-a mailsync \
-c audible \
"${summary}" "${body}"
}
decode() {
python -c 'import sys;import email.header;print(("".join(list(map(lambda s: s[0] if (type(s[0]) == str) else s[0].decode(s[1] or "utf-8"), email.header.decode_header((sys.stdin.readlines()[0]).strip()))))))'
}
handle_msg() {
local msg=$1
local from
local subject
local listid
from=$(awk '/^From:/{print}' "${msg}" | cut -d':' -f2- | decode)
subject=$(awk '/^Subject:/{print}' "${msg}" | cut -d':' -f2- | decode)
listid=$(awk '/^List-ID:/{print}' "${msg}" | cut -d':' -f2- | decode)
if [ -n "${listid}" ]; then
subject="${subject}\n<span alpha='90%' size='small'>~> $(echo "${listid}" | sed -e 's|<|\<|g' -e 's|>|\>|g')</span>"
fi
notifysend "${from}" "${subject}"
}
notify() {
local acct=$1
local new_mail
new_mail=$(list_msg new "${acct}")
if [ -n "$new_mail" ]; then
printf "found %d new mail\n" "$(echo "${new_mail}" | wc -l)"
for msg in ${new_mail}; do handle_msg "$msg"; done
fi
}
list_msg() {
local cur_or_new=${1:-new}
local acct=$2
local args=(-type f)
local cachefile="${cachefile}.${acct}"
[ "${cur_or_new}" = "new" ] && [ -f "${cachefile}" ] && args+=(-newer "${cachefile}")
find "${maildir}"/"${acct}"/*/"${cur_or_new}"/ "${args[@]}" 2>/dev/null
}
sync() {
local acct=$1
# exit if we're already running
pgrep mbsync >/dev/null && {
echo "mbsync is already running."
return
}
mbsync_args=
[ -n "${verbose}" ] && mbsync_args="--verbose"
mbsync $mbsync_args --config="$HOME/.config/mbsyncrc" "$acct"
# create cachefile
touch "${cachefile}.${acct}"
}
# only list new mail, don't sync
if [ -z "${accounts[*]}" ]; then
echo "no account specified" >&2
exit 1
fi
for acct in "${accounts[@]}"; do
(
if [ -n "${list}" ]; then
list_msg "${list}" "${acct}"
exit 0 # exit ()& subshell
fi
sync "${acct}"
notify "${acct}"
) &
done
wait
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