26c2fc21c8
- Implemented MarkdownV2 with escape of all necessary characters. - Ref: https://core.telegram.org/bots/api#markdownv2-style
54 lines
1.9 KiB
Bash
54 lines
1.9 KiB
Bash
#!/usr/bin/env sh
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#Support Telegram Bots
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#TELEGRAM_BOT_APITOKEN=""
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#TELEGRAM_BOT_CHATID=""
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telegram_send() {
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_subject="$1"
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_content="$2"
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_statusCode="$3" #0: success, 1: error 2($RENEW_SKIP): skipped
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_debug "_statusCode" "$_statusCode"
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TELEGRAM_BOT_APITOKEN="${TELEGRAM_BOT_APITOKEN:-$(_readaccountconf_mutable TELEGRAM_BOT_APITOKEN)}"
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if [ -z "$TELEGRAM_BOT_APITOKEN" ]; then
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TELEGRAM_BOT_APITOKEN=""
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_err "You didn't specify a Telegram BOT API Token TELEGRAM_BOT_APITOKEN yet."
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return 1
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fi
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_saveaccountconf_mutable TELEGRAM_BOT_APITOKEN "$TELEGRAM_BOT_APITOKEN"
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TELEGRAM_BOT_CHATID="${TELEGRAM_BOT_CHATID:-$(_readaccountconf_mutable TELEGRAM_BOT_CHATID)}"
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if [ -z "$TELEGRAM_BOT_CHATID" ]; then
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TELEGRAM_BOT_CHATID=""
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_err "You didn't specify a Telegram Chat id TELEGRAM_BOT_CHATID yet."
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return 1
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fi
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_saveaccountconf_mutable TELEGRAM_BOT_CHATID "$TELEGRAM_BOT_CHATID"
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_subject="$(printf "%s" "$_subject" | sed 's/\\/\\\\\\\\/g' | sed 's/\]/\\\\\]/g' | sed 's/\([_*[()~`>#+--=|{}.!]\)/\\\\\1/g')"
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_content="$(printf "%s" "$_content" | sed 's/\\/\\\\\\\\/g' | sed 's/\]/\\\\\]/g' | sed 's/\([_*[()~`>#+--=|{}.!]\)/\\\\\1/g')"
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_content="$(printf "*%s*\n%s" "$_subject" "$_content" | _json_encode)"
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_data="{\"text\": \"$_content\", "
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_data="$_data\"chat_id\": \"$TELEGRAM_BOT_CHATID\", "
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_data="$_data\"parse_mode\": \"MarkdownV2\", "
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_data="$_data\"disable_web_page_preview\": \"1\"}"
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_debug "$_data"
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export _H1="Content-Type: application/json"
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_telegram_bot_url="https://api.telegram.org/bot${TELEGRAM_BOT_APITOKEN}/sendMessage"
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if _post "$_data" "$_telegram_bot_url" >/dev/null; then
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# shellcheck disable=SC2154
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_message=$(printf "%s\n" "$response" | sed -n 's/.*"ok":\([^,]*\).*/\1/p')
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if [ "$_message" = "true" ]; then
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_info "telegram send success."
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return 0
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fi
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fi
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_err "telegram send error."
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_err "$response"
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return 1
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}
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