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blocklist.lua
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blocklist.lua
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--[[
mattata v2.0 - Blocklist Middleware
Checks global bans, group bans, and SpamWatch. Stops if blocked.
]]
local blocklist = {}
blocklist.name = 'blocklist'
local config = require('src.core.config')
local session = require('src.core.session')
function blocklist.run(ctx, message)
if not message.from then
return ctx, false
end
local user_id = message.from.id
-- Global admins are never blocked
if ctx.is_global_admin then
return ctx, true
end
-- Check global blocklist
if session.is_globally_blocklisted(user_id) then
ctx.is_blocklisted = true
return ctx, false
end
-- Check global ban (federation-level)
local global_ban = ctx.redis.get('global_ban:' .. user_id)
if global_ban then
ctx.is_globally_banned = true
-- Auto-ban in groups
if ctx.is_group then
pcall(function()
ctx.api.ban_chat_member(message.chat.id, user_id)
end)
end
return ctx, false
end
-- Check per-group blocklist
if ctx.is_group then
local group_blocked = ctx.redis.get('group_blocklist:' .. message.chat.id .. ':' .. user_id)
if group_blocked then
ctx.is_group_blocklisted = true
return ctx, false
end
-- Check blocklisted chats
local chat_blocked = ctx.redis.get('blocklisted_chats:' .. message.chat.id)
if chat_blocked then
pcall(function()
ctx.api.leave_chat(message.chat.id)
end)
return ctx, false
end
end
-- SpamWatch check (if configured)
local spamwatch_token = config.get('SPAMWATCH_TOKEN')
if spamwatch_token and spamwatch_token ~= '' then
local cached = ctx.redis.get('not_blocklisted:' .. user_id)
if not cached then
-- Check will be done asynchronously in future; for now just mark as not checked
ctx.spamwatch_checked = false
end
end
return ctx, true
end
return blocklist

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