[mail] fix: notifications through cronie

.config/X11/xprofile

@@ -18,6 +18,7 @@ dwmblocks &
 xrdb "$XDG_CONFIG_HOME/X11/xresources"
 xrdb -merge "$XDG_STATE_HOME/xcolors"
 xautolock -locker slock -time 5 -corners 000- &
+get_dbus &
 
 xinput set-prop 'Synaptics TM3072-003' 'libinput Tapping Enabled' 1 &
 xinput set-prop 'Synaptics TM3072-003' 'libinput Natural Scrolling Enabled' 1 &

.local/bin/get_dbus

@@ -0,0 +1,18 @@
+#!/usr/bin/env sh
+
+######################################################################
+# @author      : swytch
+# @file        : get_dbus
+# @license     : GPLv3
+# @created     : Wednesday May 20, 2020 18:04:01 CEST
+#
+# @description : retrieve and store DBUS_SESSION_BUS_ADDRESS in case
+#                some utilitary needs it (e.g. cronie)
+######################################################################
+
+
+env | grep DBUS_SESSION_BUS_ADDRESS > "$HOME/.dbus/Xdbus"
+echo "export DBUS_SESSION_BUS_ADDRESS" >> "$HOME/.dbus/Xdbus"
+chmod 600 $HOME/.dbus/Xdbus
+
+exit 0

.local/bin/mailsync

@@ -23,16 +23,19 @@ eval "$(grep -h -- \
 	"^\s*\(export \)\?\(MBSYNCRC\|PASSWORD_STORE_DIR\|NOTMUCH_CONFIG\|GNUPGHOME\)=" \
 	"$XDG_CONFIG_HOME/zsh/.zprofile" "$HOME/.pam_environment" 2>/dev/null)"
 
-case "$(readlink -f /sbin/init)" in
-	*systemd*) export DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$(id -u)/bus ;;
-esac
 export GPG_TTY=$TTY
+[ -r "$HOME/.dbus/Xdbus" ] && source "$HOME/.dbus/Xdbus"
 
 # Config file location must be passed at execution, not as envrionment variable
 [ -n "$MBSYNCRC" ] && alias mbsync="mbsync -c $MBSYNCRC" || MBSYNCRC="$HOME/.mbsyncrc"
 
+pgrepoutput="$(pgrep -ax X\(\|org\|wayland\))"
+displays="$(echo "$pgrepoutput" | grep -wo "[0-9]*:[0-9]\+" | sort -u)"
 notify() {
-	notify-send "neomutt" " $2 new mail(s) in \`$1\` account."
+        [ -n "$pgrepoutput" ] && for x in ${displays:-0:}; do
+                export DISPLAY=$x
+                notify-send "neomutt" " $2 new mail(s) in \`$1\` account."
+        done;
 }
 
 # Check account for new mail. Notify if there is new content.