telegram-bot-bash/modules/sendMessage.sh
2020-12-13 18:25:46 +01:00

344 lines
11 KiB
Bash

#!/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)
#
# shellcheck disable=SC1117
#### $$VERSION$$ v1.2-dev2-12-gda7b1bc
# will be automatically sourced from bashbot
# source once magic, function named like file
eval "$(basename "${BASH_SOURCE[0]}")(){ :; }"
# source from commands.sh to use the sendMessage functions
MSG_URL=$URL'/sendMessage'
EDIT_URL=$URL'/editMessageText'
PHO_URL=$URL'/sendPhoto'
AUDIO_URL=$URL'/sendAudio'
DOCUMENT_URL=$URL'/sendDocument'
STICKER_URL=$URL'/sendSticker'
VIDEO_URL=$URL'/sendVideo'
VOICE_URL=$URL'/sendVoice'
LOCATION_URL=$URL'/sendLocation'
VENUE_URL=$URL'/sendVenue'
ACTION_URL=$URL'/sendChatAction'
FORWARD_URL=$URL'/forwardMessage'
ALBUM_URL=$URL'/sendMediaGroup'
#
# send/edit message variants ------------------
#
# $1 CHAT $2 message
send_normal_message() {
local len text; text="$(JsonEscape "${2}")"
text="${text//$'\n'/\\n}"
until [ -z "${text}" ]; do
if [ "${#text}" -le 4096 ]; then
sendJson "${1}" '"text":"'"${text}"'"' "${MSG_URL}"
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}"
text="${text:$((len+2))}"
fi
done
}
# $1 CHAT $2 message
send_markdown_message() {
_format_message_url "${1}" "${2}" ',"parse_mode":"markdown"' "${MSG_URL}"
}
# $1 CHAT $2 message
send_markdownv2_message() {
_markdownv2_message_url "${1}" "${2}" ',"parse_mode":"markdownv2"' "${MSG_URL}"
}
# $1 CHAT $2 message
send_html_message() {
_format_message_url "${1}" "${2}" ',"parse_mode":"html"' "${MSG_URL}"
}
# $1 CHAT $2 msg-id $3 message
edit_normal_message() {
_format_message_url "${1}" "${3}" ',"message_id":'"${2}"'' "${EDIT_URL}"
}
# $1 CHAT $2 msg-id $3 message
edit_markdown_message() {
_format_message_url "${1}" "${3}" ',"message_id":'"${2}"',"parse_mode":"markdown"' "${EDIT_URL}"
}
# $1 CHAT $2 msg-id $3 message
edit_markdownv2_message() {
_markdownv2_message_url "${1}" "${3}" ',"message_id":'"${2}"',"parse_mode":"markdownv2"' "${EDIT_URL}"
}
# $1 CHAT $2 msg-id $3 message
edit_html_message() {
_format_message_url "${1}" "${3}" ',"message_id":'"${2}"',"parse_mode":"html"' "${EDIT_URL}"
}
# internal function, send/edit formatted message with parse_mode and URL
# $1 CHAT $2 message $3 action $4 URL
_format_message_url(){
local text; text="$(JsonEscape "${2}")"
text="${text//$'\n'/\\n}"
[ "${#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
}
# internal function, send/edit markdownv2 message with URL
# $1 CHAT $2 message $3 action $4 URL
_markdownv2_message_url() {
local text; text="$(JsonEscape "${2}")"
text="${text//$'\n'/\\n}"
[ "${#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!
text="$(sed -E -e 's|([#{}()!.-])|\\\1|g' <<< "$text")"
until [ -z "${text}" ]; do
sendJson "${1}" '"text":"'"${text:0:4096}"'"'"${3}"'' "${4}"
text="${text:4096}"
done
}
#
# 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}'
}
# $1 CHAT $2 message $3 keyboard
send_inline_keyboard() {
local text; text='"text":"'$(JsonEscape "${2}")'"'; [ -z "${2}" ] && text='"text":"'"Keyboard:"'"'
sendJson "${1}" "${text}"', "reply_markup": {"inline_keyboard": [ '"${3}"' ]}' "$MSG_URL"
# JSON='"text":"$2", "reply_markup": {"inline_keyboard": [ $3->[{"text":"text", "url":"url"}]<- ]}'
}
# $1 CHAT $2 message $3 button text $4 URL
send_button() {
send_inline_keyboard "${1}" "${2}" '[ {"text":"'"$(JsonEscape "${3}")"'", "url":"'"${4}"'"}]'
}
UPLOADDIR="${BASHBOT_UPLOAD:-${DATADIR}/upload}"
# for now this can only send local files with curl!
# extend to allow send files by URL or telegram ID
send_file() {
upload_file "${@}"
}
if [ -z "${BASHBOT_WGET}" ] && _exists curl ; then
# there are no checks if URL or ID exists
# $1 chat $3 ... $n URL or ID
send_album(){
[ -z "${1}" ] && return 1
[ -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":"'${IMAGE}'"}'
done
# shellcheck disable=SC2086
res="$("${BASHBOT_CURL}" -s -k ${BASHBOT_CURL_ARGS} "${ALBUM_URL}" -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" "$@" &
}
else
send_album(){
log_error "Sorry, wget Album upload not yet implemented"
BOTSENT[OK]="false"
[[ -z "${SOURCE}" && -n "${BASHBOT_EVENT_SEND[*]}" ]] && event_send "album" "$@" &
}
fi
upload_file(){
local CUR_URL WHAT STATUS file="$2"
# file access checks ...
[[ "$file" = *'..'* ]] && return # no directory traversal
[[ "$file" = '.'* ]] && return # no hidden or relative files
if [[ "$file" = '/'* ]] ; then
[[ ! "$file" =~ $FILE_REGEX ]] && return # absolute must match REGEX
else
file="${UPLOADDIR:-NOUPLOADDIR}/${file}" # othiers must be in UPLOADDIR
fi
[ ! -r "$file" ] && return # and file must exits of course
local ext="${file##*.}"
case $ext in
mp3|flac)
CUR_URL="$AUDIO_URL"
WHAT="audio"
STATUS="upload_audio"
;;
png|jpg|jpeg|gif|pic)
CUR_URL="$PHO_URL"
WHAT="photo"
STATUS="upload_photo"
;;
webp)
CUR_URL="$STICKER_URL"
WHAT="sticker"
STATUS="upload_photo"
;;
mp4)
CUR_URL="$VIDEO_URL"
WHAT="video"
STATUS="upload_video"
;;
ogg)
CUR_URL="$VOICE_URL"
WHAT="voice"
STATUS="upload_audio"
;;
*)
CUR_URL="$DOCUMENT_URL"
WHAT="document"
STATUS="upload_document"
;;
esac
send_action "${1}" "$STATUS"
sendUpload "$1" "${WHAT}" "${file}" "${CUR_URL}" "$3"
}
# typing for text messages, upload_photo for photos, record_video or upload_video for videos, record_audio or upload_audio for audio files, upload_document for general files, find_location for location
send_action() {
[ -z "$2" ] && return
sendJson "${1}" '"action": "'"${2}"'"' "$ACTION_URL" &
}
# $1 CHAT $2 lat $3 long
send_location() {
[ -z "$3" ] && return
sendJson "${1}" '"latitude": '"${2}"', "longitude": '"${3}"'' "$LOCATION_URL"
}
# $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": '"$6"''
sendJson "${1}" '"latitude": '"${2}"', "longitude": '"${3}"', "address": "'"${5}"'", "title": "'"${4}"'"'"${add}" "$VENUE_URL"
}
#
# other send message variants ---------------------------------
#
# $1 CHAT $2 from chat $3 from msg id
forward_message() {
[ -z "$3" ] && return
sendJson "${1}" '"from_chat_id": '"${2}"', "message_id": '"${3}"'' "$FORWARD_URL"
}
forward() { # backward compatibility
forward_message "$@" || 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 <<< "${2}" -n '/mytextstartshere/ s/.*mytextstartshere//p')"
#shellcheck disable=SC2001
text="$(sed <<< "${text}" 's/ *mynewlinestartshere */\\n/g')"
text="${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 <<< "${2}" '/myfilelocationstartshere /!d;s/.*myfilelocationstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
lat="$(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 <<< "${2}" '/myaddressstartshere /!d;s/.*myaddressstartshere //;s/ *my[nkfltab][a-z]\{2,13\}startshere.*//;s/ *mykeyboardendshere.*//')"
}
if [ -n "$no_keyboard" ]; then
remove_keyboard "$1" "$text"
sent=y
fi
if [ -n "$keyboard" ]; then
if [[ "$keyboard" != *"["* ]]; then # pre 0.60 style
keyboard="[ ${keyboard//\" \"/\" \] , \[ \"} ]"
fi
send_keyboard "$1" "$text" "$keyboard"
sent=y
fi
if [ -n "$btext" ] && [ -n "$burl" ]; then
send_button "$1" "$text" "$btext" "$burl"
sent=y
fi
if [ -n "$file" ]; then
send_file "$1" "$file" "$text"
sent=y
fi
if [ -n "$lat" ] && [ -n "$long" ]; then
if [ -n "$address" ] && [ -n "$title" ]; then
send_venue "$1" "$lat" "$long" "$title" "$address"
else
send_location "$1" "$lat" "$long"
fi
sent=y
fi
if [ "$sent" != "y" ];then
send_text "$1" "$text"
fi
}
# $1 CHAT $2 message starting possibly with html_parse_mode or markdown_parse_mode
# not working, fix or remove after 1.0!!
send_text() {
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
}