telegram-bot-bash/doc/6_reference.md

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Bashbot function reference

Send, forward, delete messages

send_action

send_action shows users what your bot is currently doing.

usage: send_action "${CHAT[ID]}" "action"

"action": typing, upload_photo, record_video, upload_video, record_audio, upload_audio, upload_document, find_location.

alias: _action "action"

example:

send_action "${CHAT[ID]}" "typing"
send_action "${CHAT[ID]}" "record_audio"
send_normal_message

send_normal_message sends text only messages to the given chat.

usage: send_normal_message "${CHAT[ID]}" "message"

alias: _normal_message "message"

example:

send_normal_message "${CHAT[ID]}" "this is a text message"
send_markdown_message

send_markdown_message sends markdown style messages to the given chat. Telegram supports a reduced set of Markdown only

usage: send_markdown_message "${CHAT[ID]}" "markdown message"

alias: _markdown "message"

example:

send_markdown_message "${CHAT[ID]}" "this is a markdown  message, next word is *bold*"
send_markdown_message "${CHAT[ID]}" "*bold* _italic_ [text](link)"
send_html_message

send_html_message sends HTML style messages to the given chat. Telegram supports a reduced set of HTML only

usage: send_html_message "${CHAT[ID]}" "html message"

alias: _html_message "message"

example:

send_normal_message "${CHAT[ID]}" "this is a markdown  message, next word is <b>bold</b>"
send_normal_message "${CHAT[ID]}" "<b>bold</b> <i>italic><i> <em>italic>/em> <a href="link">Text</a>"
forward_message

forward_mesage forwards a messsage to the given chat.

usage: forward_message "chat_to" "chat_from" "${MESSAGE[ID]}"

old call: forward "${CHAT[ID]}" "$FROMCHAT" "${MESSAGE[ID]}"

alias: _forward "$FROMCHAT" "${MESSAGE[ID]}"

See also Text formating options


delete_message

If your Bot is admin of a Chat he can delete every message, if not he can delete only his messages.

usage: delete_message "${CHAT[ID]}" "${MESSAGE[ID]}"

alias: _del_message "${MESSAGE[ID]}"

See also deleteMessage limitations


send_message

send_message sends any type of message to the given chat. Type of output is steered by keywords within the message.

The main use case for send_message is to process the output of interactive chats and background jobs. For regular Bot commands I recommend using of the dedicated send_xxx_message() functions from above.

usage: send_message "${CHAT[ID]}" "message"

example: - see Usage and Advanced Usage


File, Location, Venue, Keyboard

send_file

send_file allows you to send different type's of files, e.g. photos, stickers, audio, media, etc. see more

usage: send_file "${CHAT[ID]}" "file" "caption"

example:

send_file "${CHAT[ID]}" "/home/user/doge.jpg" "Lool"
send_file "${CHAT[ID]}" "https://www.domain,com/something.gif" "Something"
send_location

usage: send_location "${CHAT[ID]}" "Latitude" "Longitude"

send_venue

usage: send_venue "${CHAT[ID]}" "Latitude" "Longitude" "Title" "Address" "foursquare id (optional)"


send_keyboard

Note: since version 0.6 send_keyboard was changed to use native "JSON Array" notation as used from Telegram. Example Keybord Array definitions:

  • yes no in two rows:
    • OLD format: 'yes' 'no' (two strings)
    • NEW format: '[ "yes" ] , [ "no" ]' (two arrays with a string)
  • new layouts made easy with NEW format:
    • Yes No in one row: '[ "yes" , "no" ]'
    • Yes No plus Maybe in 2.row: '[ "yes" , "no" ] , [ "maybe" ]'
    • numpad style keyboard: '[ "1" , "2" , "3" ] , [ "4" , "5" , "6" ] , [ "7" , "8" , "9" ] , [ "0" ]'

usage: send_keyboard "chat-id" "message" "keyboard"

alias: _keyboard "message" "keyboard"

example:

send_keyboard "${CHAT[ID]}" "Say yes or no" "[ \\"yes\" , \\"no\" ]""
send_keyboard "${CHAT[ID]}" "Say yes or no" "[ \\"yes\\" ] , [ \\"no\\" ]"
send_keyboard "${CHAT[ID]}" "Enter digit" "[ \\"1\\" , \\"2\\" , \\"3\\" ] , [ \\"4\\" , \\"5\\" , \\"6\\" ] , [ \\"7\\" , \\"8\\" , \\"9\\" ] , [ \\"0\\" ]"
remove_keyboard

usage: remove_keybord "$CHAT[ID]" "message"

alias: _del_keyboard "message"

See also: Keyboard Markup


send_button

usage: send_button "chat-id" "message" "text" "URL"

alias: _button "text" "URL"

example:

send_button "${CHAT[ID]}" "MAKE MONEY FAST!!!" "Visit my Shop" "https://dealz.rrr.de"
send_inline_keyboard

This allows to place multiple inline buttons in a row. The inline buttons must specified as a JSON array in the following format:

[ {"text":"text1", "url":"url1"}, ... {"text":"textN", "url":"urlN"} ]

Each button consists of a pair of text and URL values, sourrounded by '{ }', multiple buttons are seperated by ',' and everthing is wrapped in '[ ]'.

usage: send_inline_keyboard "chat-id" "message" "[ {"text":"text", "url":"url"} ...]"

alias: _inline_keyboard "[{"text":"text", "url":"url"} ...]"

example:

send_inline_keyboard "${CHAT[ID]}" "MAKE MONEY FAST!!!" '[{"text":"Visit my Shop", url"":"https://dealz.rrr.de"}]'
send_inline_keyboard "${CHAT[ID]}" "" '[{"text":"button 1", url"":"url 1"}, {"text":"button 2", url"":"url 2"} ]'
send_inline_keyboard "${CHAT[ID]}" "" '[{"text":"b 1", url"":"u 1"}, {"text":"b 2", url"":"u 2"}, {"text":"b 2", url"":"u 2"} ]'

See also Inline keyboard markup


User Access Control

kick_chat_member

If your Bot is a chat admin he can kick and ban a user.

usage: kick_chat_member "${CHAT[ID]}" "${USER[ID]}"

alias: _kick_user "${USER[ID]}"

unban_chat_member

If your Bot is a chat admine can unban a kicked user.

usage: unban_chat_member "${CHAT[ID]}" "${USER[ID]}"

alias: _unban "${USER[ID]}"

leave_chat

Your Bot will leave the chat.

usage: leave_chat "${CHAT[ID]}"

alias: _leave

if _is_admin ; then 
 send_markdown_message "${CHAT[ID]}" "*LEAVING CHAT...*"
 leave_chat "${CHAT[ID]}"
fi

'See also kick Chat Member*


user_is_botadmin

Return true (0) if user is admin of bot, user id if botadmin is read from file './botadmin'.

usage: user_is_botadmin "${USER[ID]}"

alias: _is_botadmin

example:

 _is_botadmin && send_markdown_message "${CHAT[ID]}" "You are *BOTADMIN*."
user_is_creator

Return true (0) if user is creator of given chat or chat is a private chat.

usage: user_is_creator "${CHAT[ID]}" "${USER[ID]}"

alias: _is_creator

user_is_admin

Return true (0) if user is admin or creator of given chat.

usage: user_is_admin "${CHAT[ID]}" "${USER[ID]}"

alias: _is_admin

example:

if _is_admin ; then 
  send_markdown_message "${CHAT[ID]}" "*LEAVING CHAT...*"
  leave_chat "${CHAT[ID]}"
fi

See also Chat Member

user_is_allowed

Bahsbot supports User Access Control, see Advanced Usage

usage: user_is_allowed "${USER[ID]}" "what" "${CHAT[ID]}"

example:

if ! user_is_allowed "${USER[ID]}" "start" "${CHAT[ID]}" ; then
  send_normal_message "${CHAT[ID]}" "You are not allowed to start Bot."
fi

Inline Queries - answer direct queries to bot

You must include source modules/inline.sh in 'commands.sh' to have the following functions availible.

Inline Queries allows users to interact with your bot directly without sending extra commands. As an answer to an inline query you can send back one or more results to the Telegram client. The Telegram client will then show the results to the user and let him select one.

answer_inline_query

answer_inline_query is provided for backward compatibility with older versions of bashbot. It send back only one response to an inline query.

usage: answer_inline_query "$i{QUERY[ID]}" "type" "type arg 1" ... "type arg n"

example: - see Advanced Usage

answer_inline_multi

anser_inline_multi allows you to send back a list of responses. responses must be seperated by ','.

usage: answer_inline_multi "${iQUERY[ID]}" "res, res, ... res"

example:

# note the starting " and ending " !!
answer_inline_multi "${iQUERY[ID]}" "
    $(inline_query_compose "1" "photo" "https://avatars0.githubusercontent.com/u/13046303") ,
    ...
    $(inline_query_compose "n" "photo" "https://avatars1.githubusercontent.com/u/4593242")
    "

inline_query_compose

inline_query_compose composes one response element to to send back.

usage: inline_query_compose ID type args ....

	ID = unique ID for this response, 1-64 byte long
	type = type of answer, e.g. article, photo, video, location ...
	args = mandatory arguments in the order they are described in telegram documentation

Currently the following types and arguments are implemented (optional arguments in parenthesis)

	"article"|"message"	title message (markup description)

	"photo"			photo_URL (thumb_URL title description caption)
	"gif"			photo_URL (thumb_URL title caption)
	"mpeg4_gif"		mpeg_URL (thumb_URL title caption)
	"video"			video_URL mime_type thumb_URL title (caption)
	"audio"			audio_URL title (caption)
	"voice"			voice_URL title (caption)
	"document"		title document_URL mime_type (caption description)

	"location"		latitude longitude title
	"venue"			latitude longitude title (adress foursquare)
	"contact"		phone first (last thumb)

	"cached_photo"		file (title description caption)
	"cached_gif"		file (title caption)
	"cached_mpeg4_gif"	file (title caption)
	"cached_sticker"	file 
	"cached_document"	title file (description caption)
	"cached_video"		file title (description caption)
	"cached_voice"		file title (caption)
	"cached_audio"		file title (caption)

see InlineQueryResult for more information about response types and their arguments.


Background and Interactive jobs

You must include source modules/background.sh in 'commands.sh' to have the following functions availible.

start_proc

startproc starts a script, the output of the script is sent to the user or chat, user input will be sent back to the script. see Advanced Usage

usage: start_proc "${CHAT[ID]}" "script"

alias: startproc "script"

example:

startproc 'examples/calc.sh'
check_proc

Return true (0) if an interactive script is running in the chat.

usage: check_prog "${CHAT[ID]}"

alias: checkprog

example:

if ! check_proc "${CHAT[ID]}" ; then
  startproc "examples/calc.sh"
else
   send_normal_message "${CHAT[ID]}" "Calc already running ..."
fi
kill_proc

Kill the interactive script running in the chat

usage: kill_proc "${CHAT[ID]}"

alias: killproc

example:

if check_proc "${CHAT[ID]}" ; then
  killproc && send_message "${CHAT[ID]}" "Command canceled."
else
  send_message "${CHAT[ID]}" "Command is not running."
fi

start_back

Starts a script as a background job and attaches a jobname to it. All output from a background job is sent to the associated chat.

In contrast to interactive chats, background jobs do not recieve user input and can run forever. In addition you can suspend and restart running jobs, e.g. after reboot.

usage: start_back "${CHAT[ID]}" "script" "jobname"

alias: background "script" "jobname"

example:

background "examples/notify.sh" "notify"
check_back

Return true (0) if an background job is active in the given chat.

usage: check_back "${CHAT[ID]}" "jobname"

alias: checkback "jobname"

example:

if ! checkback "notify" ; then
  send_normal_message "${CHAT[ID]}" "Start notify"
  background "examples/notify.sh" "notify"
else
 send_normal_message "${CHAT[ID]}" "Process notify already running."
fi
kill_back

usage: kill_back "${CHAT[ID]}" "jobname"

alias: killback "jobname"

example:

checkback "notify"
if [ "$res" -eq 0 ] ; then
  send_normal_message "${CHAT[ID]}" "Kill notify"
  killback "notify"
else
  send_normal_message "${CHAT[ID]}" "Process notify not run."
fi

send_interactive

Form version 0.80 on forward_message is used to forward messages to interactive job. It replaces the old 'inproc' commands used for TMUX. Usually message is automatically forwarded in 'commands.sh', but you can forward messages wihle processing also or send your own messages.

usage: send_interactive "${CHAT[ID]}" "message"

replaces:' incproc

Aliases - shortcuts for often used funtions

You must include source modules/aliases.sh in 'commands.sh' to have the following functions availible.

_is_botadmin

usage: _is_botadmin

alias for: user_is_botadmin "${USER[ID]}"

_is_admin

usage: _is_admin

alias for: user_is_admin "${CHAT[ID]}" "${USER[ID]}"

_is_allowed

usage: _is_allowed "what"

alias for: user_is_allowed "${USER[ID]}" "what" "${CHAT[ID]}"


_kick_user

usage: _kick_user "${USER[ID]}"

alias for: kick_chat_member "${CHAT[ID]}" "${USER[ID]}"

_unban

usage: _unban "${USER[ID]}"

alias for: unban_chat_member "${CHAT[ID]}" "${USER[ID]}"

_leave

usage: _leave

alias for: leave_chat "${CHAT[ID]}"


_message

usage: _message "message"

alias for: send_normal_message "${CHAT[ID]}" "message"

_normal_message

usage: _normal_message "message"

alias for: send_normal_message "${CHAT[ID]}" "message"

_html_message

usage: _html_message "message"

alias for: send_html_message "${CHAT[ID]}" "message"

_markdown_message

usage: _markdown_message "message"

alias for: send_markdown_message "${CHAT[ID]}" "message"


_inline_button

usage: _inline_button "${1}" "${2}"

alias for: send_inline_button "${CHAT[ID]}" "" "${1}" "${2}"

_inline_keyboard

usage: _inline_keyboard "${1}"

alias for: _inline_keyboard "${CHAT[ID]}" "" "${1}"

_keyboard_numpad

usage: _keyboard_numpad

alias for: send_keyboard "${CHAT[ID]}" "" '["1","2","3"],["4","5","6"],["7","8","9"],["-","0","."]' "yes"

_keyboard_yesno

usage: _keyboard_yesno

alias for: send_keyboard '["yes","no"]'

_del_keyboard

usage: _del_keyboard

alias for: remove_keyboard "${CHAT[ID]}" ""

Helper functions

_exists

Returns true if the given function exist, can be used to check if a module is loaded.

usage _exists command

example:

_exists "curl" && _message "Command curl is not installed!"
_is_function

Returns true if the given function exist, can be used to check if a module is loaded.

usage _is_function function

example:

_is_function "background" && _message "you can run background jobs!"

Bashbot internal functions

These functions are for internal use only and must not used in your bot commands.

procname

Returns PrefixBotname_Postfix

usage: procname postfix prefix

proclist

Returns process IDs from ps -ef containing procname

usage: proclist procname

get_file

usage: url="$(get_file "${CHAT[ID]}" "message")"


send_text

usage: send_text "${CHAT[ID]}" "message"


JsonDecode

Outputs decoded string to STDOUT

usage: JsonDecode "string"

JsonGetString

Reads JSON fro STDIN and Outputs found String to STDOUT

usage: JsonGetString "path","to","string"

JsonGetValue

Reads JSON fro STDIN and Outputs found Value to STDOUT

usage: JsonGetValue "path","to","value"


get_chat_member_status

usage: get_chat_member_status "${CHAT[ID]}" "${USER[ID]}"

this may get an official function ...


process_client

Every Message sent to your Bot is processd by this function. It parse the send JSON and assign the found Values to bash variables.

process_updates

If new updates are availible, this functions gets the JSON from Telegram and dispatch it.


getBotName

The name of your bot is availible as bash variable "$ME", there is no need to call this function if Bot is running.

usage: ME="$(getBotNiname)"

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