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#!/bin/sh
# Emit waybar JSON with the count of unread messages in the protonmail-bridge
# IMAP Inbox. Requires bridge credentials in `pass` at the paths below; the
# bridge prints them via `protonmail-bridge --cli` → `info`.
#
# The on-click handler in waybar config drives tb-toggle.sh, so a click on
# the badge brings Thunderbird out of the scratchpad (or launches it if it
# isn't running yet).
set -eu
PASS_USER=email/protonmail-bridge/user
PASS_PW=email/protonmail-bridge/pass
HOST=127.0.0.1
PORT=1143
emit() {
printf '%s\n' "$1"
exit 0
}
# Cheap reachability probe — avoids a 30s python TLS timeout when the bridge
# is down (e.g. before it has finished unlocking on a fresh login).
ncat -z -w 1 "$HOST" "$PORT" 2>/dev/null ||
emit '{"text":"","tooltip":"bridge unreachable","class":"error","alt":"error"}'
user=$(pass show "$PASS_USER" 2>/dev/null) ||
emit '{"text":"","tooltip":"missing pass entry: '"$PASS_USER"'","class":"error","alt":"error"}'
pw=$(pass show "$PASS_PW" 2>/dev/null) ||
emit '{"text":"","tooltip":"missing pass entry: '"$PASS_PW"'","class":"error","alt":"error"}'
n=$(
PROTONMAIL_BRIDGE_USER="$user" PROTONMAIL_BRIDGE_PASS="$pw" \
python3 - "$HOST" "$PORT" <<'PY' 2>/dev/null || true
import imaplib, os, ssl, sys
host, port = sys.argv[1], int(sys.argv[2])
ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE
try:
m = imaplib.IMAP4(host, port)
m.starttls(ssl_context=ctx)
m.login(os.environ["PROTONMAIL_BRIDGE_USER"], os.environ["PROTONMAIL_BRIDGE_PASS"])
typ, data = m.status("INBOX", "(UNSEEN)")
m.logout()
print(int(data[0].split(b"UNSEEN ")[1].rstrip(b")")))
except Exception:
pass
PY
)
case "$n" in
'') emit '{"text":"","tooltip":"IMAP query failed","class":"error","alt":"error"}' ;;
0) emit '{"text":"","tooltip":"Inbox: no unread","class":"empty","alt":"empty"}' ;;
*) emit "$(printf '{"text":" %s","tooltip":"Inbox: %s unread","class":"unread","alt":"unread"}' "$n" "$n")" ;;
esac
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