#!/bin/sh # Sync mail and give notification if there is new mail. # Run only if user logged in (prevent cron errors) pgrep -u "${USER:=$LOGNAME}" >/dev/null || { echo "$USER not logged in; sync will not run."; exit ;} # Run only if not already running in other instance pgrep -x mbsync >/dev/null && { echo "mbsync is already running." ; exit ;} # Checks for internet connection and set notification script. ping -q -c 1 1.1.1.1 > /dev/null || { echo "No internet connection detected."; exit ;} command -v notify-send >/dev/null || echo "Note that \`libnotify\` or \`libnotify-send\` should be installed for pop-up mail notifications with this script." # Required to display notifications if run as a cronjob: export DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$(id -u)/bus export DISPLAY=:0.0 # For individual configurations: [ -d "$HOME/.local/share/password-store" ] && export PASSWORD_STORE_DIR="$HOME/.local/share/password-store" # Settings are different for MacOS (Darwin) systems. if [ "$(uname)" = "Darwin" ]; then notify() { osascript -e "display notification \"$2 in $1\" with title \"You've got Mail\" subtitle \"Account: $account\"" && sleep 2 ;} messageinfo() { osascript -e "display notification with title \"📧 $from\" subtitle \"$subject\"" ;} else notify() { notify-send --app-name="mutt-wizard" "mutt-wizard" "📬 $2 new mail(s) in \`$1\` account." ;} messageinfo() { notify-send --app-name="mutt-wizard" "📧$from:" "$subject" ;} fi # Check account for new mail. Notify if there is new content. syncandnotify() { acc="$(echo "$account" | sed "s/.*\///")" mbsync "$opts" "$acc" new=$(find "$HOME/.local/share/mail/$acc/INBOX/new/" "$HOME/.local/share/mail/$acc/Inbox/new/" "$HOME/.local/share/mail/$acc/inbox/new/" -type f -newer "$HOME/.config/mutt/.mailsynclastrun" 2> /dev/null) newcount=$(echo "$new" | sed '/^\s*$/d' | wc -l) if [ "$newcount" -gt "0" ]; then notify "$acc" "$newcount" & for file in $new; do # Extract subject and sender from mail. from=$(awk '/^From: / && ++n ==1,/^\<.*\>:/' "$file" | perl -CS -MEncode -ne 'print decode("MIME-Header", $_)' | awk '{ $1=""; if (NF>=3)$NF=""; print $0 }' | sed 's/^[[:blank:]]*[\"'\''\<]*//;s/[\"'\''\>]*[[:blank:]]*$//') subject=$(awk '/^Subject: / && ++n == 1,/^\<.*\>: / && ++i == 2' "$file" | head -n 1 | perl -CS -MEncode -ne 'print decode("MIME-Header", $_)' | sed 's/^Subject: //' | sed 's/^{[[:blank:]]*[\"'\''\<]*//;s/[\"'\''\>]*[[:blank:]]*$//' | tr -d '\n') messageinfo & done fi } # Sync accounts passed as argument or all. if [ "$#" -eq "0" ]; then accounts="$(awk '/^Channel/ {print $2}' "$HOME/.mbsyncrc")" else for arg in "$@"; do [ "${arg%${arg#?}}" = '-' ] && opts="${opts:+${opts} }${arg}" && shift 1 done accounts=$* fi echo " 🔃" > /tmp/imapsyncicon_"$USER" ( pkill -RTMIN+12 "${STATUSBAR:-blocks}" >/dev/null 2>&1 ) 2>/dev/null # Parallelize multiple accounts for account in $accounts do syncandnotify & done wait rm -f /tmp/imapsyncicon_"$USER" ( pkill -RTMIN+12 "${STATUSBAR:-blocks}" >/dev/null 2>&1 ) 2>/dev/null notmuch new 2>/dev/null #Create a touch file that indicates the time of the last run of mailsync touch "$HOME/.config/mutt/.mailsynclastrun"