42 lines
1.3 KiB
Bash
42 lines
1.3 KiB
Bash
|
#!/usr/bin/env bash
|
||
|
|
|
||
|
|
# This script sends a message to Telegram.
|
||
|
|
# Every single line will be interpreted as a message update thus the message will be edited with the new content.
|
||
|
|
|
||
|
|
# exit if any command fails
|
||
|
|
|
||
|
|
usage() {
|
||
|
|
echo "Usage: $(basename $0) <chat_id> <file>"
|
||
|
|
}
|
||
|
|
|
||
|
|
if [ ! $# -eq 2 ]; then
|
||
|
|
usage
|
||
|
|
exit 1
|
||
|
|
fi
|
||
|
|
|
||
|
|
if [ -z $TELEGRAM_BOT_TOKEN ]; then
|
||
|
|
echo "TELEGRAM_BOT_TOKEN must be set"
|
||
|
|
exit 1
|
||
|
|
fi
|
||
|
|
|
||
|
|
TELEGRAM_CHAT_ID="$1"
|
||
|
|
|
||
|
|
mid=
|
||
|
|
retry_after=
|
||
|
|
while read -r line
|
||
|
|
do
|
||
|
|
if [ -z $mid ]; then
|
||
|
|
R=$(curl --silent "https://api.telegram.org/bot$TELEGRAM_BOT_TOKEN/sendMessage?disable_web_page_preview=true&chat_id=$TELEGRAM_CHAT_ID" --data-urlencode "text=$line")
|
||
|
|
mid=$(echo "$R" | jq -e '.result.message_id')
|
||
|
|
else
|
||
|
|
R=$(curl --silent "https://api.telegram.org/bot$TELEGRAM_BOT_TOKEN/editMessageText?disable_web_page_preview=true&chat_id=$TELEGRAM_CHAT_ID&message_id=$mid" --data-urlencode "text=$line")
|
||
|
|
# check for 429 Too Many Requests
|
||
|
|
retry_after=$(echo "$R" | jq -e '.parameters.retry_after')
|
||
|
|
if [ $? -eq 0 ]; then
|
||
|
|
echo "Received 429 Too Many Requests. Waiting for $retry_after seconds ..."
|
||
|
|
sleep $retry_after
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
# https://core.telegram.org/bots/faq#my-bot-is-hitting-limits-how-do-i-avoid-this
|
||
|
|
sleep 1
|
||
|
|
done < "${2:-/dev/stdin}"
|