telegram-bot-bash/modules/sendMessage.sh

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#!/bin/bash
# file: modules/message.sh
# do not edit, this file will be overwritten on update
# This file is public domain in the USA and all free countries.
# Elsewhere, consider it to be WTFPLv2. (wtfpl.net/txt/copying)
#
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# shellcheck disable=SC1117
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#### $$VERSION$$ v1.35-dev-3-g461e748
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# will be automatically sourced from bashbot
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# source once magic, function named like file
eval "$(basename "${BASH_SOURCE[0]}")(){ :; }"
# source from commands.sh to use the sendMessage functions
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MSG_URL=${URL}'/sendMessage'
EDIT_URL=${URL}'/editMessageText'
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#
# send/edit message variants ------------------
#
# $1 CHAT $2 message
send_normal_message() {
local len text; text="$(JsonEscape "$2")"
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text="${text//$'\n'/\\n}"
until [ -z "${text}" ]; do
if [ "${#text}" -le 4096 ]; then
sendJson "$1" '"text":"'"${text}"'"' "${MSG_URL}"
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break
else
len=4095
[ "${text:4095:2}" != "\n" ] &&\
len="${text:0:4096}" && len="${len%\\n*}" && len="${#len}"
sendJson "$1" '"text":"'"${text:0:${len}}"'"' "${MSG_URL}"
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text="${text:$((len+2))}"
fi
done
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}
# $1 CHAT $2 message
send_markdown_message() {
_format_message_url "$1" "$2" ',"parse_mode":"markdown"' "${MSG_URL}"
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}
# $1 CHAT $2 message
send_markdownv2_message() {
_markdownv2_message_url "$1" "$2" ',"parse_mode":"markdownv2"' "${MSG_URL}"
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}
# $1 CHAT $2 message
send_html_message() {
_format_message_url "$1" "$2" ',"parse_mode":"html"' "${MSG_URL}"
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}
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# $1 CHAT $2 msg-id $3 message
edit_normal_message() {
_format_message_url "$1" "$3" ',"message_id":'"$2"'' "${EDIT_URL}"
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}
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# $1 CHAT $2 msg-id $3 message
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edit_markdown_message() {
_format_message_url "$1" "$3" ',"message_id":'"$2"',"parse_mode":"markdown"' "${EDIT_URL}"
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}
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# $1 CHAT $2 msg-id $3 message
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edit_markdownv2_message() {
_markdownv2_message_url "$1" "$3" ',"message_id":'"$2"',"parse_mode":"markdownv2"' "${EDIT_URL}"
}
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# $1 CHAT $2 msg-id $3 message
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edit_html_message() {
_format_message_url "$1" "$3" ',"message_id":'"$2"',"parse_mode":"html"' "${EDIT_URL}"
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}
# $1 chat $2 mesage_id, $3 caption
edit_message_caption() {
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sendJson "$1" '"message_id":'"$2"',"caption":"'"$3"'"' "${URL}/editMessageCaption"
}
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# internal function, send/edit formatted message with parse_mode and URL
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# $1 CHAT $2 message $3 action $4 URL
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_format_message_url(){
local text; text="$(JsonEscape "$2")"
text="${text//$'\n'/\\n}"
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[ "${#text}" -ge 4096 ] && log_error "Warning: html/markdown message longer than 4096 characters, message is rejected if formatting crosses 4096 border."
until [ -z "${text}" ]; do
sendJson "$1" '"text":"'"${text:0:4096}"'"'"$3"'' "$4"
text="${text:4096}"
done
}
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# internal function, send/edit markdownv2 message with URL
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# $1 CHAT $2 message $3 action $4 URL
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_markdownv2_message_url() {
local text; text="$(JsonEscape "$2")"
text="${text//$'\n'/\\n}"
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[ "${#text}" -ge 4096 ] && log_error "Warning: markdownv2 message longer than 4096 characters, message is rejected if formatting crosses 4096 border."
# markdown v2 needs additional double escaping!
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text="$(sed -E -e 's|([_|~`>+=#{}()!.-])|\\\1|g' <<< "${text}")"
until [ -z "${text}" ]; do
sendJson "$1" '"text":"'"${text:0:4096}"'"'"$3"'' "$4"
text="${text:4096}"
done
}
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#
# send keyboard, buttons, files ---------------
#
# $1 CHAT $2 message $3 keyboard
send_keyboard() {
if [[ "$3" != *'['* ]]; then old_send_keyboard "${@}"; return; fi
local text='"text":"'"Keyboard:"'"'
if [ -n "$2" ]; then
text="$(JsonEscape "$2")"
text='"text":"'"${text//$'\n'/\\n}"'"'
fi
local one_time=', "one_time_keyboard":true' && [ -n "$4" ] && one_time=""
sendJson "$1" "${text}"', "reply_markup": {"keyboard": [ '"$3"' ] '"${one_time}"'}' "${MSG_URL}"
# '"text":"$2", "reply_markup": {"keyboard": [ $3 ], "one_time_keyboard": true}'
}
# $1 CHAT $2 message $3 remove
remove_keyboard() {
local text='"text":"'"remove custom keyboard ..."'"'
if [ -n "$2" ]; then
text="$(JsonEscape "$2")"
text='"text":"'"${text//$'\n'/\\n}"'"'
fi
sendJson "$1" "${text}"', "reply_markup": {"remove_keyboard":true}' "${MSG_URL}"
# delete message if no message or $3 not empty
[[ -z "$2" || -n "$3" ]] && delete_message "$1" "${BOTSENT[ID]}" "nolog"
#JSON='"text":"$2", "reply_markup": {"remove_keyboard":true}'
}
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# $1 CHAT $2 message-id $3 keyboard
edit_inline_keyboard() {
sendJson "$1" '"message_id":'"$2"', "reply_markup": {"inline_keyboard": [ '"$3"' ]}' "${URL}/editMessageReplyMarkup"
# JSON='"message_id":"$2", "reply_markup": {"inline_keyboard": [ $3->[{"text":"text", "url":"url"}]<- ]}'
}
# $1 CHAT $2 message $3 keyboard
send_inline_keyboard() {
local text; text='"text":"'$(JsonEscape "$2")'"'; [ -z "$2" ] && text='"text":"..."'
sendJson "$1" "${text}"', "reply_markup": {"inline_keyboard": [ '"$3"' ]}' "${MSG_URL}"
# JSON='"text":"$2", "reply_markup": {"inline_keyboard": [ $3->[{"text":"text", "url":"url"}]<- ]}'
}
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# $1 CHAT $2 message $3 button text $4 button url
send_button() {
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send_inline_keyboard "$1" "$2" '[{"text":"'"$(JsonEscape "$3")"'", "url":"'"$4"'"}]'
}
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# helper function to create json for a button row
# buttons will specified as "text|url" ... "text|url" empty arg starts new row
# url not starting with http:// or https:// will be send as callback_data
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_button_row() {
[ -z "$1" ] && return 1
local arg type json sep
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for arg in "$@"
do
[ -z "${arg}" ] && sep="],[" && continue
type="callback_data"
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[[ "${arg##*|}" =~ ^(https*://|tg://) ]] && type="url"
json+="${sep}"'{"text":"'"$(JsonEscape "${arg%|*}")"'", "'"${type}"'":"'"${arg##*|}"'"}'
sep=","
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done
printf "[%s]" "${json}"
}
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# $1 chat, $2 file_id on telegram server
send_sticker() {
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sendJson "$1" '"sticker": "'"$2"'"' "${URL}/sendSticker"
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}
# only curl can send files ...
if detect_curl ; then
# there are no checks if URL or ID exists
# $1 chat $3 ... $n URL or ID
send_album(){
[ -z "$1" ] && return 1
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[ -z "$3" ] && return 2 # minimum 2 files
local CHAT JSON IMAGE; CHAT="$1"; shift
for IMAGE in "$@"
do
[ -n "${JSON}" ] && JSON+=","
JSON+='{"type":"photo","media":"'${IMAGE}'"}'
done
# shellcheck disable=SC2086
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res="$("${BASHBOT_CURL}" -s -k ${BASHBOT_CURL_ARGS} "${URL}/sendMediaGroup" -F "chat_id=${CHAT}"\
-F "media=[${JSON}]" | "${JSONSHFILE}" -s -b -n 2>/dev/null )"
sendJsonResult "${res}" "send_album (curl)" "${CHAT}" "$@"
[[ -z "${SOURCE}" && -n "${BASHBOT_EVENT_SEND[*]}" ]] && event_send "album" "$@" &
}
else
send_album(){
log_error "Sorry, wget Album upload not implemented"
BOTSENT[OK]="false"
[[ -z "${SOURCE}" && -n "${BASHBOT_EVENT_SEND[*]}" ]] && event_send "album" "$@" &
}
fi
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UPLOADDIR="${BASHBOT_UPLOAD:-${DATADIR}/upload}"
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# supports local file, URL and file_id
# $1 chat, $2 file https::// file_id:// , $3 caption, $4 extension (optional)
send_file(){
local url what num stat err media capt file="$2" ext="$4"
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capt="$(JsonEscape "$3")"
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if [[ "${file}" =~ ^https*:// ]]; then
media="URL"
elif [[ "${file}" == file_id://* ]]; then
media="ID"
file="${file#file_id://}"
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else
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# we have a file, check file location ...
media="FILE"
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[[ "${file}" = *'..'* || "${file}" = '.'* ]] && err=1 # no directory traversal
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if [[ "${file}" = '/'* ]] ; then
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[[ ! "${file}" =~ ${FILE_REGEX} ]] && err=2 # absolute must match REGEX
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else
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file="${UPLOADDIR:-NOUPLOADDIR}/${file}" # others must be in UPLOADDIR
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fi
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[ ! -r "${file}" ] && err=3 # and file must exits of course
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# file path error, generate error response
if [ -n "${err}" ]; then
BOTSENT=(); BOTSENT[OK]="false"
case "${err}" in
1) BOTSENT[ERROR]="Path to file $2 contains to much '../' or starts with '.'";;
2) BOTSENT[ERROR]="Path to file $2 does not match regex: ${FILE_REGEX} ";;
3) if [[ "$2" == "/"* ]];then
BOTSENT[ERROR]="File not found: $2"
else
BOTSENT[ERROR]="File not found: ${UPLOADDIR}/$2"
fi;;
esac
[ -n "${BASHBOTDEBUG}" ] && log_message "Error in upload_file: ${BOTSENT[ERROR]}"
return
fi
# file OK, let's continue
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fi
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# no type given, use file ext, if no ext type photo
if [ -z "${ext}" ]; then
ext="${file##*.}"
[ "${ext}" = "${file}" ] && ext="photo"
fi
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# select upload URL
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case "${ext}" in
photo|png|jpg|jpeg|gif|pic)
url="${URL}/sendPhoto"; what="photo"; num=",0"; stat="upload_photo"
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;;
audio|mp3|flac)
url="${URL}/sendAudio"; what="audio"; stat="upload_audio"
;;
sticker|webp)
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url="${URL}/sendSticker"; what="sticker"; stat="upload_photo"
;;
video|mp4)
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url="${URL}/sendVideo"; what="video"; stat="upload_video"
;;
voice|ogg)
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url="${URL}/sendVoice"; what="voice"; stat="record_audio"
;;
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*) url="${URL}/sendDocument"; what="document"; stat="upload_document"
;;
esac
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# show file upload to user
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send_action "$1" "${stat}"
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# select method to send
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case "${media}" in
FILE) # send local file ...
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sendUpload "$1" "${what}" "${file}" "${url}" "${capt//\\n/$'\n'}";;
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URL|ID) # send URL, file_id ...
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sendJson "$1" '"'"${what}"'":"'"${file}"'","caption":"'"${capt//\\n/$'\n'}"'"' "${url}"
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esac
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# get file_id and file_type
if [ "${BOTSENT[OK]}" = "true" ]; then
BOTSENT[FILE_ID]="${UPD["result,${what}${num},file_id"]}"
BOTSENT[FILE_TYPE]="${what}"
fi
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return 0
}
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# $1 typing upload_photo record_video upload_video record_audio upload_audio upload_document find_location
send_action() {
[ -z "$2" ] && return
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sendJson "$1" '"action": "'"$2"'"' "${URL}/sendChatAction" &
}
# $1 CHAT $2 lat $3 long
send_location() {
[ -z "$3" ] && return
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sendJson "$1" '"latitude": '"$2"', "longitude": '"$3"'' "${URL}/sendLocation"
}
# $1 CHAT $2 lat $3 long $4 title $5 address $6 foursquard id
send_venue() {
local add=""
[ -z "$5" ] && return
[ -n "$6" ] && add=', "foursquare_id": '"$6"''
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sendJson "$1" '"latitude": '"$2"', "longitude": '"$3"', "address": "'"$5"'", "title": "'"$4"'"'"${add}" "${URL}/sendVenue"
}
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#
# other send message variants ---------------------------------
#
# $1 CHAT $2 from chat $3 from msg id
forward_message() {
[ -z "$3" ] && return
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sendJson "$1" '"from_chat_id": '"$2"', "message_id": '"$3"'' "${URL}/forwardMessage"
}
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forward() { # backward compatibility
forward_message "$@" || return
}
# $1 CHAT $2 bashbot formatted message, see manual advanced usage
send_message() {
[ -z "$2" ] && return
local text keyboard btext burl no_keyboard file lat long title address sent
text="$(sed <<< "$2" 's/ mykeyboardend.*//;s/ *my[kfltab][a-z]\{2,13\}startshere.*//')$(sed <<< "$2" -n '/mytextstartshere/ s/.*mytextstartshere//p')"
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#shellcheck disable=SC2001
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text="$(sed <<< "${text}" 's/ *mynewlinestartshere */\n/g')"
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text="${text//$'\n'/\\n}"
[ "$3" != "safe" ] && {
no_keyboard="$(sed <<< "$2" '/mykeyboardendshere/!d;s/.*mykeyboardendshere.*/mykeyboardendshere/')"
keyboard="$(sed <<< "$2" '/mykeyboardstartshere /!d;s/.*mykeyboardstartshere *//;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
btext="$(sed <<< "$2" '/mybtextstartshere /!d;s/.*mybtextstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
burl="$(sed <<< "$2" '/myburlstartshere /!d;s/.*myburlstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//g;s/ *mykeyboardendshere.*//g')"
file="$(sed <<< "$2" '/myfile[^s]*startshere /!d;s/.*myfile[^s]*startshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
lat="$(sed <<< "$2" '/mylatstartshere /!d;s/.*mylatstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
long="$(sed <<< "$2" '/mylongstartshere /!d;s/.*mylongstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
title="$(sed <<< "$2" '/mytitlestartshere /!d;s/.*mytitlestartshere //;s/ *my[kfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
address="$(sed <<< "$2" '/myaddressstartshere /!d;s/.*myaddressstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
}
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if [ -n "${no_keyboard}" ]; then
remove_keyboard "$1" "${text}"
sent=y
fi
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if [ -n "${keyboard}" ]; then
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if [[ "${keyboard}" != *"["* ]]; then # pre 0.60 style
keyboard="[ ${keyboard//\" \"/\" \] , \[ \"} ]"
fi
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send_keyboard "$1" "${text}" "${keyboard}"
sent=y
fi
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if [ -n "${btext}" ] && [ -n "${burl}" ]; then
send_button "$1" "${text}" "${btext}" "${burl}"
sent=y
fi
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if [ -n "${file}" ]; then
send_file "$1" "${file}" "${text}"
sent=y
fi
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if [ -n "${lat}" ] && [ -n "${long}" ]; then
if [ -n "${address}" ] && [ -n "${title}" ]; then
send_venue "$1" "${lat}" "${long}" "${title}" "${address}"
else
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send_location "$1" "${lat}" "${long}"
fi
sent=y
fi
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if [ "${sent}" != "y" ];then
send_text_mode "$1" "${text}"
fi
}
# $1 CHAT $2 message starting possibly with html_parse_mode or markdown_parse_mode
# not working, fix or remove after 1.0!!
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send_text_mode() {
case "$2" in
'html_parse_mode'*)
send_html_message "$1" "${2//html_parse_mode}"
;;
'markdown_parse_mode'*)
send_markdown_message "$1" "${2//markdown_parse_mode}"
;;
*)
send_normal_message "$1" "$2"
;;
esac
}