start of antiFlood addon

This commit is contained in:
Kay Marquardt (Gnadelwartz) 2019-05-27 16:59:39 +02:00
parent 9e020a9644
commit 59aa9fca8b

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addons/antiFlood.sh Normal file
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#!/bin/bash
# file: addons/antiFlood.sh.dist
#
# this addon counts how many files, e.g. stickers, are sent to
# a chat and takes actions if threshold is reached
#
# used events:
#
# BASHBOT_EVENT_TEXT message containing message text received
# BASHBOT_EVENT_CMD a command is recieved
# BASHBOT_EVENT_FILE file received
#
# all global variables and functions can be used in registered functions.
#
# parameters when loaded
# $1 event: init, startbot ...
# $2 debug: use "[[ "$2" = *"debug"* ]]" if you want to output extra diagnostic
#
# prameters on events
# $1 event: inline, message, ..., file
# $2 debug: use "[[ "$2" = *"debug"* ]]" if you want to output extra diagnostic
#
# shellcheck disable=SC2140
# export used events
export BASHBOT_EVENT_TEXT BASHBOT_EVENT_CMD BASHBOT_EVENT_FILE
# any global variable defined by addons MUST be prefixed by addon name
ANTIFLOOD_ME="antiflood"
declare -A ANTIFLOOD_CHATS ANTIFLOOD_ACTUALS
export ANTIFLOOD_CHATS ANTIFLOOD_ACTUALS
ANTIFLOOD_DEFAULT="5" # 5 files per minute
ANTIFLOOD_BAN="5" # 5 minutes
# initialize after installation or update
if [[ "$1" = "init"* ]]; then
: # nothing
fi
# register on startbot
if [[ "$1" = "start"* ]]; then
#load existing chat settings on start
jssh_readDB "ANTIFLOOD_CHATS" "${ADDONDIR:-./addons}/$ANTIFLOOD_ME"
# register to CMD
BASHBOT_EVENT_CMD["${ANTIFLOOD_ME}"]="${ANTIFLOOD_ME}_cmd"
# command /antiflood starts addon, $1 floodlevel $2 bantime
antiflood_cmd(){
case "${CMD[0]}" in
"/antifl"*)
ANTIFLOOD_CHATS["${CHAT[ID]}","level"]="${ANTIFLOOD_DEFAULT}"
ANTIFLOOD_CHATS["${CHAT[ID]}","ban"]="${ANTIFLOOD_BAN}"
[[ "${CMD[1]}" =~ ^[0-9]+$ ]] && ANTIFLOOD_CHATS["${CHAT[ID]}","level"]="${CMD[1]}"
[[ "${CMD[2]}" =~ ^[0-9]+$ ]] && ANTIFLOOD_CHATS["${CHAT[ID]}","ban"]="${CMD[2]}"
# antiflood_save &
;;
esac
}
# register to inline and command
BASHBOT_EVENT_TEXT["${ANTIFLOOD_ME}"]="${ANTIFLOOD_ME}_multievent"
BASHBOT_EVENT_FILE["${ANTIFLOOD_ME}"]="${ANTIFLOOD_ME}_multievent"
antiflood_multievent(){
# not started
[ "${ANTIFLOOD_CHATS["${CHAT[ID]}","level"]}" = "" ] && return
# count flood messages
[ "$1" = "text" ] && [ "${#MESSAGE[0]}" -lt "5" ] && (( ANTIFLOOD_ACTUALS["${CHAT[ID]}","${USER[ID]}"] += 1 ))
# shellcheck disable=SC2154
[ "$1" = "file" ] && (( ANTIFLOOD_ACTUALS["${CHAT[ID]}","${USER[ID]}","file"] += 1 ))
# antiflood_check &
}
fi