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channel.lua
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channel.lua
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--[[
mattata v2.0 - Channel Plugin
]]
local plugin = {}
plugin.name = 'channel'
plugin.category = 'admin'
plugin.description = 'Connect a channel to the group'
plugin.commands = { 'channel' }
plugin.help = '/channel <channel_id|@channel|off> - Connects a channel to this group.'
plugin.group_only = true
plugin.admin_only = true
function plugin.on_message(api, message, ctx)
if not message.args then
local result = ctx.db.execute(
"SELECT value FROM chat_settings WHERE chat_id = $1 AND key = 'linked_channel'",
{ message.chat.id }
)
if result and #result > 0 and result[1].value then
local channel_info = api.get_chat(tonumber(result[1].value))
local channel_name = channel_info and channel_info.result and channel_info.result.title or result[1].value
return api.send_message(message.chat.id, string.format(
'This group is linked to channel: <b>%s</b> (<code>%s</code>)\nUse /channel off to disconnect.',
require('telegram-bot-lua.tools').escape_html(channel_name), result[1].value
), 'html')
end
return api.send_message(message.chat.id, 'No channel is linked. Use /channel <channel_id|@channel> to link one.')
end
local arg = message.args:lower()
if arg == 'off' or arg == 'disable' or arg == 'none' then
ctx.db.execute(
"DELETE FROM chat_settings WHERE chat_id = $1 AND key = 'linked_channel'",
{ message.chat.id }
)
return api.send_message(message.chat.id, 'Channel has been disconnected from this group.')
end
-- Resolve channel
local channel_id = message.args
if tonumber(channel_id) == nil then
-- Try to resolve by username
local chat_info = api.get_chat(channel_id)
if not chat_info or not chat_info.result then
return api.send_message(message.chat.id, 'I couldn\'t find that channel. Make sure I\'m an admin there.')
end
channel_id = tostring(chat_info.result.id)
end
ctx.db.upsert('chat_settings', {
chat_id = message.chat.id,
key = 'linked_channel',
value = channel_id
}, { 'chat_id', 'key' }, { 'value' })
api.send_message(message.chat.id, string.format('Channel <code>%s</code> has been linked to this group.', channel_id), 'html')
end
return plugin

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