95 lines
3.5 KiB
Bash
Executable File
95 lines
3.5 KiB
Bash
Executable File
#!/bin/sh
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# - Syncs mail for all accounts, or a single account given as an argument.
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# - Displays a notification showing the number of new mails.
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# - Displays a notification for each new mail with its subject displayed.
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# - Runs notmuch to index new mail.
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# - This script can be set up as a cron job for automated mail syncing.
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# There are many arbitrary and ugly features in this script because it is
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# inherently difficult to pass environmental variables to cronjobs and other
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# issues. It also should at least be compatible with Linux (and maybe BSD) with
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# Xorg and MacOS as well.
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# Run only if user logged in (prevent cron errors)
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pgrep -u "${USER:=$LOGNAME}" >/dev/null || { echo "$USER not logged in; sync will not run."; exit ;}
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# Run only if not already running in other instance
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pgrep mbsync >/dev/null && { echo "mbsync is already running."; exit ;}
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# First, we have to get the right variables for the mbsync file, the pass
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# archive, notmuch and the GPG home. This is done by searching common profile
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# files for variable assignments. This is ugly, but there are few options that
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# will work on the maximum number of machines.
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pkill -RTMIN+12 dwmblocks
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eval "$(grep -h -- \
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"^\s*\(export \)\?\(MBSYNCRC\|PASSWORD_STORE_DIR\|NOTMUCH_CONFIG\|GNUPGHOME\)=" \
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"$HOME/.profile" "$HOME/.bash_profile" "$HOME/.zprofile" "$HOME/.config/zsh/.zprofile" "$HOME/.zshenv" \
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"$HOME/.config/zsh/.zshenv" "$HOME/.bashrc" "$HOME/.zshrc" "$HOME/.config/zsh/.zshrc" \
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"$HOME/.pam_environment" 2>/dev/null)"
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export GPG_TTY="$(tty)"
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alias mbsync="mbsync -c $MBSYNCRC"
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# Settings are different for MacOS (Darwin) systems.
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case "$(uname)" in
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Darwin)
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notify() { osascript -e "display notification \"$2 in $1\" with title \"You've got Mail\" subtitle \"Account: $account\"" && sleep 2 ;}
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;;
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*)
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case "$(readlink -f /sbin/init)" in
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*systemd*|*openrc*) export DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$(id -u)/bus ;;
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esac
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# remember if a display server is running since `ps` doesn't always contain a display
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pgrepoutput="$(pgrep -a X\(org\|wayland\))"
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displays="$(echo "$pgrepoutput" | grep -wo "[0-9]*:[0-9]\+" | sort -u)"
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notify() { [ -n "$pgrepoutput" ] && for x in ${displays:-0:}; do
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export DISPLAY=$x
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notify-send --app-name="mutt-wizard" "New mail!" "📬 $2 new mail(s) in \`$1\` account."
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done ;}
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;;
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esac
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# Check account for new mail. Notify if there is new content.
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syncandnotify() {
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acc="$(echo "$account" | sed "s/.*\///")"
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if [ -z "$opts" ]; then mbsync "$acc"; else mbsync "$opts" "$acc"; fi
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new=$(find\
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"$HOME/.local/share/mail/$acc/INBOX/new/"\
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"$HOME/.local/share/mail/$acc/Inbox/new/"\
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"$HOME/.local/share/mail/$acc/inbox/new/"\
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"$HOME/.local/share/mail/$acc/INBOX/cur/"\
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"$HOME/.local/share/mail/$acc/Inbox/cur/"\
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"$HOME/.local/share/mail/$acc/inbox/cur/"\
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-type f -newer "${XDG_CONFIG_HOME:-$HOME/.config}/mutt/.mailsynclastrun" 2> /dev/null)
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newcount=$(echo "$new" | sed '/^\s*$/d' | wc -l)
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case 1 in
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$((newcount > 0)) ) notify "$acc" "$newcount" ;;
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esac
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}
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# Sync accounts passed as argument or all.
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if [ "$#" -eq "0" ]; then
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accounts="$(awk '/^Channel/ {print $2}' "$MBSYNCRC")"
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else
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for arg in "$@"; do
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[ "${arg%${arg#?}}" = '-' ] && opts="${opts:+${opts} }${arg}" && shift 1
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done
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accounts=$*
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fi
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# Parallelize multiple accounts
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for account in $accounts; do
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syncandnotify &
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done
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wait
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notmuch new 2>/dev/null
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#Create a touch file that indicates the time of the last run of mailsync
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touch "${XDG_CONFIG_HOME:-$HOME/.config}/mutt/.mailsynclastrun"
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pkill -RTMIN+12 dwmblocks
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