wordfilter.mattata
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wordfilter.mattata
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	--[[
	Copyright 2020 Matthew Hesketh <matthew@matthewhesketh.com>
	This code is licensed under the MIT. See LICENSE for details.
	]]

	local wordfilter = {}
	local mattata = require('mattata')
	local redis = dofile('libs/redis.lua')

	function wordfilter:init()
	wordfilter.commands = mattata.commands(self.info.username):command('wordfilter').table
	wordfilter.help = '/wordfilter - View a list of words which have been added to the chat\'s word filter.'
	end

	function wordfilter:on_message(message, configuration, language)
	if message.chat.type ~= 'supergroup'
	then
	return mattata.send_reply(
	message,
	language['errors']['supergroup']
	)
	elseif not mattata.is_group_admin(
	message.chat.id,
	message.from.id
	)
	then
	return mattata.send_reply(
	message,
	language['errors']['admin']
	)
	end
	local words = redis:smembers('word_filter:' .. message.chat.id)
	if #words < 1
	then
	return mattata.send_reply(
	message,
	'There are no words filtered in this chat. To add words to the filter, use /filter <word(s)>.'
	)
	end
	return mattata.send_message(
	message.chat.id,
	'Filtered words: ' .. table.concat(words, ', ')
	)
	end

	return wordfilter