43 lines
1.1 KiB
Bash
43 lines
1.1 KiB
Bash
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#!/bin/bash
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TOKENFILE=${HOME}/.telegram/bottoken
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CHATFILE=${HOME}/.telegram/chatid
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function die() {
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echo "FATAL: $*" >&2
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exit 1
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}
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function usage() {
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echo "usage: $0 \"text to send\""
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echo
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echo "Instructs telegram bot to send the supplied message to a chat."
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echo
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echo "Needs these files to work:"
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echo "File with telegram bot token: ${TOKENFILE}"
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echo "File with telegram chat id: ${CHATFILE}"
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}
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if [[ $1 == "-h" || $# -ne 1 ]]; then
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usage
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exit 1
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fi
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[[ ! -e ${TOKENFILE} ]] && die "bot token file '${TOKENFILE}' doesn't exist";
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[[ ! -e ${CHATFILE} ]] && die "chat id file '${CHATFILE}' doesn't exist";
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TOKEN=$(egrep -v '^#' "$TOKENFILE")
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CHAT=$(egrep -v '^#' "$CHATFILE")
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[[ -z ${TOKEN} ]] && die "bot token file '${TOKENFILE}' appears empty";
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[[ -z ${CHAT} ]] && die "chat id file '${CHATFILE}' appears empty";
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msg="$*"
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res=$(curl -s --data "text=$msg" --data "chat_id=$CHAT" 'https://api.telegram.org/bot'$TOKEN'/sendMessage' 2>&1)
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rv=$?
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[[ $rv -ne 0 ]] && fatal "curl failed"
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status=$(jq -r .ok <<<"${res}")
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[[ $status != "true" ]] && die "telegram API returned failure: ${res}"
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exit 0
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