op-packages/deepbot/files/usr/bin/deepbot.lua
github-actions[bot] 668e1f1cb8 🐤 Sync 2026-06-24 03:33:40
2026-06-24 03:33:40 +08:00

1142 lines
39 KiB
Lua
Executable File

#!/usr/bin/env lua
-- AI Telegram Bot for OpenWrt (Lua 5.1.5)
-- Config: /etc/config/deepbot
-- Depends: curl lua luasocket lua-cjson lsqlite3 uci
local socket = require("socket")
local json = require("cjson")
local sqlite3 = require("lsqlite3")
-- ===== UCI =====
local function uci_get(key)
local f = io.popen("uci -q get deepbot." .. key .. " 2>/dev/null")
if not f then return nil end
local v = f:read("*l")
f:close()
return (v and v ~= "") and v or nil
end
local function uci_get_bool(key, default)
local v = uci_get(key)
if v == nil then return default end
return v == "1" or v == "true" or v == "yes"
end
local function uci_get_int(key, default)
local v = uci_get(key)
return v and tonumber(v) or default
end
-- ===== Config =====
local TELEGRAM_BOT_TOKEN = os.getenv("TELEGRAM_BOT_TOKEN")
or uci_get("main.token")
or "YOUR_BOT_TOKEN"
local DEEPSEEK_API_KEY = os.getenv("DEEPSEEK_API_KEY")
or uci_get("main.deepseek_key")
or "YOUR_DEEPSEEK_KEY"
local DEEPSEEK_API_URL = os.getenv("DEEPSEEK_API_URL")
or uci_get("main.deepseek_url")
or "https://api.deepseek.com/v1/chat/completions"
local AI_MODEL = os.getenv("AI_MODEL")
or uci_get("main.model")
or "deepseek-chat"
local PROXY_URL = os.getenv("PROXY_URL")
or uci_get("main.proxy")
or ""
local DATABASE_NAME = os.getenv("DATABASE_NAME")
or uci_get("main.database")
or "/usr/share/deepbot/chat_history.db"
-- Global limit — used when no personal limit is set for the user
local TOKEN_LIMIT_PER_DAY = tonumber(os.getenv("TOKEN_LIMIT_PER_DAY"))
or uci_get_int("main.token_limit", 10000)
local RATE_LIMIT = tonumber(os.getenv("RATE_LIMIT"))
or uci_get_int("main.rate_limit", 5)
local DEBUG = os.getenv("DEBUG") == "1"
or uci_get_bool("main.debug", false)
local GROUP_MENTION_ONLY = os.getenv("GROUP_MENTION_ONLY") == "1"
or uci_get_bool("main.group_mention_only", true)
local ADMIN_ID = os.getenv("ADMIN_ID")
or uci_get("main.admin_id")
or ""
local WHITELIST_MODE = os.getenv("WHITELIST_MODE")
or uci_get("main.whitelist_mode")
or "none" -- none, all, private, group (whitelist mode)
local TG_API_BASE = "https://api.telegram.org/bot" .. TELEGRAM_BOT_TOKEN
local BOT_USERNAME = ""
-- ===== LOG =====
local function log(level, msg)
io.stderr:write(string.format("[%s] [%s] %s\n",
os.date("%Y-%m-%d %H:%M:%S"), level, tostring(msg)))
io.stderr:flush()
end
local function info(msg) log("INFO", msg) end
local function err(msg) log("ERROR", msg) end
local function dbg(msg) if DEBUG then log("DEBUG", msg) end end
-- ===== CURL =====
local function curl_post(url, headers, body)
local header_args = ""
for k, v in pairs(headers) do
header_args = header_args .. string.format(" -H '%s: %s'", k, v)
end
local proxy_arg = (PROXY_URL ~= "") and (" -x '" .. PROXY_URL .. "'") or ""
local pid_f = io.popen("echo $$")
local pid = pid_f and pid_f:read("*l") or "0"
if pid_f then pid_f:close() end
local tmpfile = string.format("/tmp/deepbot_%s_%s.json", pid, tostring(os.time()))
local f = io.open(tmpfile, "w")
if not f then
err("curl_post: cannot write tmpfile " .. tmpfile)
return nil
end
f:write(body)
f:flush()
f:close()
local cmd = string.format(
"curl -s -m 30 -X POST%s%s --data-binary @'%s' '%s'",
header_args, proxy_arg, tmpfile, url
)
dbg("curl_post CMD: " .. cmd)
local pipe = io.popen(cmd)
if not pipe then
os.remove(tmpfile)
err("curl_post: popen failed")
return nil
end
local resp = pipe:read("*a")
pipe:close()
os.remove(tmpfile)
dbg("curl_post RESP (" .. #resp .. " bytes): " .. resp:sub(1, 300))
return resp
end
-- ===== TELEGRAM API =====
local function tg_call(method, params, silent)
silent = silent or false
local body = params and json.encode(params) or "{}"
if DEBUG then dbg("tg_call " .. method .. " body: " .. body:sub(1, 200)) end
local resp = curl_post(
TG_API_BASE .. "/" .. method,
{ ["Content-Type"] = "application/json" },
body
)
if not resp or resp == "" then
if not silent then err("tg_call " .. method .. ": empty response") end
return nil
end
local ok, data = pcall(json.decode, resp)
if not ok then
if not silent then
err("tg_call " .. method .. " JSON error: " .. tostring(data))
if DEBUG then err("raw: " .. resp:sub(1, 300)) end
end
return nil
end
if not data.ok then
if not silent then
err("tg_call " .. method .. " API error: " ..
tostring(data.description or json.encode(data)))
end
end
return data
end
-- ===== DATABASE =====
local db
local function init_database()
os.execute("mkdir -p /usr/share/deepbot")
db = sqlite3.open(DATABASE_NAME)
local rc = db:exec([[
CREATE TABLE IF NOT EXISTS conversations (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL,
role TEXT NOT NULL,
content TEXT NOT NULL,
timestamp DATETIME DEFAULT CURRENT_TIMESTAMP,
tokens INTEGER DEFAULT 0
);
CREATE INDEX IF NOT EXISTS idx_user_id ON conversations (user_id);
CREATE INDEX IF NOT EXISTS idx_timestamp ON conversations (timestamp);
CREATE TABLE IF NOT EXISTS token_usage (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL,
date DATE NOT NULL,
tokens_used INTEGER DEFAULT 0,
UNIQUE(user_id, date)
);
CREATE INDEX IF NOT EXISTS idx_token_usage ON token_usage (user_id, date);
CREATE TABLE IF NOT EXISTS allowed_users (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL UNIQUE,
added_at DATETIME DEFAULT CURRENT_TIMESTAMP,
added_by INTEGER
);
CREATE INDEX IF NOT EXISTS idx_allowed_user_id ON allowed_users (user_id);
CREATE TABLE IF NOT EXISTS user_limits (
user_id INTEGER PRIMARY KEY,
daily_limit INTEGER NOT NULL,
set_at DATETIME DEFAULT CURRENT_TIMESTAMP,
set_by INTEGER
);
CREATE TABLE IF NOT EXISTS user_rate_limits (
user_id INTEGER PRIMARY KEY,
rate_limit INTEGER NOT NULL,
set_at DATETIME DEFAULT CURRENT_TIMESTAMP,
set_by INTEGER
);
]])
if rc ~= sqlite3.OK then
err("DB init error: " .. tostring(db:errmsg()))
else
info("Database: " .. DATABASE_NAME)
end
end
local function validate_utf8(text)
if not text then return "" end
-- Remove bytes that cannot appear in valid UTF-8:
-- 0xC0, 0xC1 (overlong encoding), 0xF5-0xFF (out of Unicode range)
-- Continuation bytes (0x80-0xBF) are left alone —
-- cjson handles them; we just strip clearly invalid single bytes.
local clean = text:gsub("[ÀÁõ-ÿ]", "?")
return clean
end
-- ===== USER LIMITS =====
-- Returns per-user token limit, falls back to global default
local function get_user_limit(user_id)
local stmt = db:prepare("SELECT daily_limit FROM user_limits WHERE user_id=?")
stmt:bind_values(user_id)
local limit = nil
for row in stmt:nrows() do limit = row.daily_limit end
stmt:finalize()
return limit or TOKEN_LIMIT_PER_DAY
end
-- Set a personal daily token limit for a user
local function set_user_limit(user_id, daily_limit, set_by)
local stmt = db:prepare([[
INSERT INTO user_limits (user_id, daily_limit, set_by)
VALUES (?, ?, ?)
ON CONFLICT(user_id) DO UPDATE SET
daily_limit = excluded.daily_limit,
set_at = CURRENT_TIMESTAMP,
set_by = excluded.set_by
]])
stmt:bind_values(user_id, daily_limit, set_by)
stmt:step()
stmt:finalize()
end
-- Remove personal limit, revert to global default
local function reset_user_limit(user_id)
db:exec(string.format("DELETE FROM user_limits WHERE user_id=%d", user_id))
end
-- ===== USER RATE LIMITS =====
local function get_user_rate_limit(user_id)
local stmt = db:prepare("SELECT rate_limit FROM user_rate_limits WHERE user_id=?")
stmt:bind_values(user_id)
local limit = nil
for row in stmt:nrows() do limit = row.rate_limit end
stmt:finalize()
return limit or RATE_LIMIT
end
local function set_user_rate_limit(user_id, rate_limit, set_by)
local stmt = db:prepare([[
INSERT INTO user_rate_limits (user_id, rate_limit, set_by)
VALUES (?, ?, ?)
ON CONFLICT(user_id) DO UPDATE SET
rate_limit = excluded.rate_limit,
set_at = CURRENT_TIMESTAMP,
set_by = excluded.set_by
]])
stmt:bind_values(user_id, rate_limit, set_by)
stmt:step()
stmt:finalize()
end
local function reset_user_rate_limit(user_id)
db:exec(string.format("DELETE FROM user_rate_limits WHERE user_id=%d", user_id))
end
local function get_all_user_rate_limits()
local result = {}
for row in db:nrows([[
SELECT user_id, rate_limit, set_at, set_by
FROM user_rate_limits
ORDER BY user_id
]]) do
table.insert(result, {
user_id = row.user_id,
rate_limit = row.rate_limit,
set_at = row.set_at,
set_by = row.set_by,
})
end
return result
end
-- Get all users who have a personal token limit set
local function get_all_user_limits()
local result = {}
for row in db:nrows([[
SELECT ul.user_id, ul.daily_limit, ul.set_at, ul.set_by,
COALESCE(tu.tokens_used, 0) AS used_today
FROM user_limits ul
LEFT JOIN token_usage tu
ON tu.user_id = ul.user_id AND tu.date = date('now')
ORDER BY ul.user_id
]]) do
table.insert(result, {
user_id = row.user_id,
daily_limit = row.daily_limit,
set_at = row.set_at,
set_by = row.set_by,
used_today = row.used_today,
})
end
return result
end
-- ===== CONVERSATIONS =====
local function get_user_messages(user_id, limit)
limit = limit or 10
local messages = {}
local stmt = db:prepare(
"SELECT role, content FROM conversations WHERE user_id=? ORDER BY timestamp ASC LIMIT ?"
)
stmt:bind_values(user_id, limit)
for row in stmt:nrows() do
table.insert(messages, { role = row.role, content = row.content })
end
stmt:finalize()
return messages
end
local function get_history_messages(user_id, limit)
limit = limit or 20
local messages = {}
local stmt = db:prepare(
"SELECT role, content FROM conversations WHERE user_id=? ORDER BY timestamp DESC LIMIT ?"
)
stmt:bind_values(user_id, limit)
for row in stmt:nrows() do
table.insert(messages, { role = row.role, content = row.content })
end
stmt:finalize()
return messages
end
local function normalize_text(text)
if not text then return "" end
-- \r\n (Windows) and \r (old Mac) -> \n
text = text:gsub("\r\n", "\n"):gsub("\r", "\n")
text = validate_utf8(text)
return text
end
local function save_message(user_id, role, content, tokens)
tokens = tokens or 0
content = normalize_text(content)
local stmt = db:prepare(
"INSERT INTO conversations (user_id, role, content, tokens) VALUES (?,?,?,?)"
)
stmt:bind_values(user_id, role, content, tokens)
stmt:step()
stmt:finalize()
local today = os.date("%Y-%m-%d")
db:exec(string.format(
"INSERT OR IGNORE INTO token_usage (user_id, date, tokens_used) VALUES (%d,'%s',0)",
user_id, today
))
db:exec(string.format(
"UPDATE token_usage SET tokens_used=tokens_used+%d WHERE user_id=%d AND date='%s'",
tokens, user_id, today
))
end
local function clear_user_conversation(user_id)
db:exec(string.format("DELETE FROM conversations WHERE user_id=%d", user_id))
end
local function get_daily_token_usage(user_id)
local today = os.date("%Y-%m-%d")
local stmt = db:prepare(
"SELECT tokens_used FROM token_usage WHERE user_id=? AND date=?"
)
stmt:bind_values(user_id, today)
local result = 0
for row in stmt:nrows() do result = row.tokens_used end
stmt:finalize()
return result
end
-- ===== WHITELIST =====
local function add_allowed_user(user_id, added_by)
local stmt = db:prepare(
"INSERT OR IGNORE INTO allowed_users (user_id, added_by) VALUES (?, ?)"
)
stmt:bind_values(user_id, added_by)
stmt:step()
stmt:finalize()
end
local function remove_allowed_user(user_id)
db:exec(string.format("DELETE FROM allowed_users WHERE user_id=%d", user_id))
end
local function get_allowed_users_full()
local users = {}
for row in db:nrows("SELECT user_id, added_at, added_by FROM allowed_users ORDER BY added_at DESC") do
table.insert(users, {
user_id = row.user_id,
added_at = row.added_at,
added_by = row.added_by,
})
end
return users
end
local function get_allowed_users_list()
local users = {}
for row in db:nrows("SELECT user_id FROM allowed_users ORDER BY user_id") do
table.insert(users, tostring(row.user_id))
end
return users
end
-- ===== ACCESS CONTROL =====
local function is_admin(user_id)
return ADMIN_ID ~= "" and tostring(user_id) == ADMIN_ID
end
local function is_user_allowed(user_id, chat_type)
if WHITELIST_MODE == "none" then return true end
if WHITELIST_MODE == "all" then
if is_admin(user_id) then return true end
local stmt = db:prepare("SELECT 1 FROM allowed_users WHERE user_id=?")
stmt:bind_values(user_id)
local allowed = false
for _ in stmt:nrows() do allowed = true end
stmt:finalize()
return allowed
end
if WHITELIST_MODE == "private" then
if chat_type ~= "private" then return true end
if is_admin(user_id) then return true end
local stmt = db:prepare("SELECT 1 FROM allowed_users WHERE user_id=?")
stmt:bind_values(user_id)
local allowed = false
for _ in stmt:nrows() do allowed = true end
stmt:finalize()
return allowed
end
if WHITELIST_MODE == "group" then
if chat_type == "private" then return is_admin(user_id) end
if is_admin(user_id) then return true end
local stmt = db:prepare("SELECT 1 FROM allowed_users WHERE user_id=?")
stmt:bind_values(user_id)
local allowed = false
for _ in stmt:nrows() do allowed = true end
stmt:finalize()
return allowed
end
return false
end
-- ===== UTILS =====
local function estimate_tokens(text)
return math.max(1, math.floor(#text / 4))
end
local function sanitize_text(text)
if #text > 4000 then text = text:sub(1, 4000) .. "" end
return text
end
-- ===== RATE LIMITER =====
local rate_table = {}
local function check_rate(user_id)
local now = socket.gettime()
local user_limit = get_user_rate_limit(user_id)
local ts = rate_table[user_id] or {}
local fresh = {}
for _, t in ipairs(ts) do
if now - t < 60 then fresh[#fresh+1] = t end
end
if #fresh >= user_limit then
rate_table[user_id] = fresh
return false, user_limit
end
fresh[#fresh+1] = now
rate_table[user_id] = fresh
return true, user_limit
end
-- ===== LRU CACHE =====
local response_cache = {}
local cache_order = {}
local CACHE_MAX = 200
local function cache_get(key) return response_cache[key] end
local function cache_set(key, val)
if not response_cache[key] then
table.insert(cache_order, key)
if #cache_order > CACHE_MAX then
response_cache[table.remove(cache_order, 1)] = nil
end
end
response_cache[key] = val
end
-- ===== GROUP FILTER =====
local function group_filter(msg)
local chat_type = msg.chat.type
if chat_type == "private" then return true, msg.text end
if not GROUP_MENTION_ONLY then return true, msg.text end
local text = msg.text or ""
if msg.reply_to_message and msg.reply_to_message.from then
if msg.reply_to_message.from.username == BOT_USERNAME then
dbg("group_filter: reply to bot")
return true, text
end
end
if BOT_USERNAME ~= "" then
local mention = "@" .. BOT_USERNAME
local lower_text = text:lower()
local lower_ment = mention:lower()
if lower_text:find(lower_ment, 1, true) then
local clean = lower_text:gsub(lower_ment, ""):match("^%s*(.-)%s*$")
if clean == "" then clean = text end
dbg("group_filter: mention found")
return true, normalize_text(clean)
end
end
dbg("group_filter: not addressed to bot")
return false, nil
end
-- ===== DEEPSEEK API =====
local function call_deepseek(user_id, prompt)
local cache_key = tostring(user_id) .. "\0" .. prompt
if cache_get(cache_key) then
info("Cache hit user=" .. user_id)
return cache_get(cache_key)
end
local daily_usage = get_daily_token_usage(user_id)
local user_limit = get_user_limit(user_id)
if daily_usage >= user_limit then
return nil, string.format("Daily token limit reached (%d/%d)", daily_usage, user_limit)
end
local conversation = get_user_messages(user_id, 10)
if #conversation == 0 then
local sys = "You are a helpful AI assistant for Telegram users."
table.insert(conversation, { role = "system", content = sys })
save_message(user_id, "system", sys)
end
local total_est = estimate_tokens(prompt) + 100
for _, m in ipairs(conversation) do
total_est = total_est + estimate_tokens(m.content)
end
if daily_usage + total_est > user_limit then
return nil, string.format(
"This request would exceed your daily token limit (%d/%d)",
daily_usage, user_limit)
end
local messages = {}
for _, m in ipairs(conversation) do messages[#messages+1] = m end
messages[#messages+1] = { role = "user", content = prompt }
local ok_enc, payload = pcall(json.encode, {
model = AI_MODEL,
messages = messages,
temperature = 0.5,
})
if not ok_enc then
err("json.encode failed: " .. tostring(payload))
return nil, "Failed to encode request"
end
local resp_body = curl_post(DEEPSEEK_API_URL, {
["Authorization"] = "Bearer " .. DEEPSEEK_API_KEY,
["Content-Type"] = "application/json",
}, payload)
if not resp_body or resp_body == "" then
return nil, "Empty response from API"
end
local ok, data = pcall(json.decode, resp_body)
if not ok then
err("JSON error: " .. tostring(data))
return nil, "JSON parse error"
end
if data.error then
local emsg = data.error.message or json.encode(data.error)
err("API error: " .. tostring(emsg))
return nil, tostring(emsg)
end
if data.choices then
local ai_reply = data.choices[1].message.content
local usage = data.usage or {}
local reply_tokens = usage.completion_tokens or estimate_tokens(ai_reply)
save_message(user_id, "assistant", ai_reply, reply_tokens)
if #prompt < 100 then cache_set(cache_key, data) end
info(string.format("AI OK user=%d tokens=%d/%d model=%s",
user_id, daily_usage + reply_tokens, user_limit, data.model or AI_MODEL))
return data
else
err("Unknown response: " .. resp_body:sub(1, 300))
return nil, "Unknown API response"
end
end
-- ===== SEND =====
local function send_message(chat_id, text, reply_to)
local payload = {
chat_id = chat_id,
text = sanitize_text(text),
parse_mode = "Markdown",
disable_web_page_preview = true,
}
if reply_to then payload.reply_to_message_id = reply_to end
local res = tg_call("sendMessage", payload)
if not res or not res.ok then
payload.parse_mode = nil
res = tg_call("sendMessage", payload)
end
return res
end
-- ===== HANDLERS =====
local function handle_start(msg)
local user_id = msg.from.id
info("handle_start user=" .. user_id)
clear_user_conversation(user_id)
save_message(user_id, "system", "You are a helpful AI assistant for Telegram users.")
local mode_desc = {
none = "⚪ Disabled (all users)",
all = "🔴 Strict (whitelist only)",
private = "🟡 Private only",
group = "🟠 Group only",
}
send_message(msg.chat.id,
"🤖 *AI Bot*\n\n"
.. "Conversation history is saved locally.\n\n"
.. "*Commands:*\n"
.. "/clear — start a new conversation\n"
.. "/history — show recent messages\n"
.. "/tokens — daily token usage\n"
.. "/whoami — show your Telegram ID\n"
.. "/admin — admin info\n"
.. "/allowed — whitelist (admin only)\n"
.. "/whitelist — manage whitelist (admin only)\n"
.. "/limit — manage per-user token limits (admin only)\n\n"
.. "*Whitelist mode:* " .. (mode_desc[WHITELIST_MODE] or WHITELIST_MODE),
msg.message_id
)
end
local function handle_clear(msg)
info("handle_clear user=" .. msg.from.id)
clear_user_conversation(msg.from.id)
send_message(msg.chat.id, "🔄 *Conversation reset*", msg.message_id)
end
local function handle_history(msg)
local messages = get_history_messages(msg.from.id, 20)
if #messages == 0 then
send_message(msg.chat.id, "📜 *Conversation history is empty*", msg.message_id)
return
end
local lines = { "📜 *Recent Conversation:*\n" }
for i, m in ipairs(messages) do
local role = (m.role == "user") and "👤 You" or "🤖 AI"
local text = m.content:sub(1, 200)
if #m.content > 200 then text = text .. "" end
lines[#lines+1] = string.format("%s: %s\n", role, text)
if i >= 10 then
lines[#lines+1] = "\n*... and more*"
break
end
end
send_message(msg.chat.id, table.concat(lines, "\n"), msg.message_id)
end
local function handle_tokens(msg)
local user_id = msg.from.id
local daily_usage = get_daily_token_usage(user_id)
local user_limit = get_user_limit(user_id)
local user_rate = get_user_rate_limit(user_id)
local tok_custom = user_limit ~= TOKEN_LIMIT_PER_DAY
local rate_custom = user_rate ~= RATE_LIMIT
local pct = string.format("%.1f", daily_usage / user_limit * 100)
send_message(msg.chat.id,
string.format(
"🧮 *Your Limits:*\n\n"
.. "• Tokens today: %d / %d %s\n"
.. "• Usage: %s%%\n"
.. "• Rate limit: %d req/min %s\n\n"
.. "_Tokens reset at midnight UTC._",
daily_usage,
user_limit, tok_custom and "_(personal)_" or "_(global)_",
pct,
user_rate, rate_custom and "_(personal)_" or "_(global)_"
),
msg.message_id
)
end
local function handle_whoami(msg)
local user_id = msg.from.id
local username = msg.from.username or "no username"
local first_name = msg.from.first_name or ""
send_message(msg.chat.id,
string.format(
"🆔 *Your Telegram ID*\n\n"
.. "• ID: `%d`\n"
.. "• Username: @%s\n"
.. "• Name: %s\n\n"
.. "Share this ID with admin to be added to whitelist.",
user_id, username, first_name
),
msg.message_id
)
end
local function handle_admin_info(msg)
local user_id = msg.from.id
local message = "👑 *Admin System*\n\n"
if ADMIN_ID ~= "" then
message = message .. "• Admin ID: `" .. ADMIN_ID .. "`\n"
message = message .. "• Your ID: `" .. user_id .. "`\n\n"
if is_admin(user_id) then
message = message .. "✅ *You are the admin*"
else
message = message .. "❌ *You are not the admin*"
end
else
message = message .. "⚠️ *No admin configured*\n"
message = message .. "Set `admin_id` in UCI config."
end
send_message(msg.chat.id, message, msg.message_id)
end
local function handle_allowed(msg)
if not is_admin(msg.from.id) then
send_message(msg.chat.id, "⛔ *Admin only*", msg.message_id)
return
end
if WHITELIST_MODE == "none" then
send_message(msg.chat.id, "⚪ *Whitelist is disabled*", msg.message_id)
return
end
local users = get_allowed_users_full()
if #users == 0 then
send_message(msg.chat.id, "📭 *Whitelist is empty*", msg.message_id)
return
end
local lines = { string.format("👥 *Allowed Users* (%d):\n", #users) }
for i, u in ipairs(users) do
local date_str = (u.added_at or ""):match("(%d+-%d+-%d+)") or "?"
lines[#lines+1] = string.format("%d. `%d` — %s", i, u.user_id, date_str)
if #table.concat(lines, "\n") > 3500 then
lines[#lines+1] = "*... and more*"
break
end
end
send_message(msg.chat.id, table.concat(lines, "\n"), msg.message_id)
end
-- ===== /limit HANDLER =====
local function handle_limit(msg, text)
local user_id = msg.from.id
if not is_admin(user_id) then
send_message(msg.chat.id, "⛔ *Admin only*", msg.message_id)
return
end
-- /limit or /limit list
if text == "/limit" or text == "/limit list" then
local limits = get_all_user_limits()
if #limits == 0 then
send_message(msg.chat.id,
string.format(
"📊 *Per-user Token Limits*\n\n"
.. "No individual limits set.\n"
.. "Global default: *%d* tokens/day\n\n"
.. "*Commands:*\n"
.. "`/limit set USER_ID LIMIT` — set personal limit\n"
.. "`/limit reset USER_ID` — reset to global default\n"
.. "`/limit list` — show all personal limits",
TOKEN_LIMIT_PER_DAY
),
msg.message_id
)
return
end
local lines = {
string.format("📊 *Per-user Token Limits*\n_(Global default: %d)_\n", TOKEN_LIMIT_PER_DAY)
}
for _, u in ipairs(limits) do
local pct = string.format("%.0f%%", u.used_today / u.daily_limit * 100)
lines[#lines+1] = string.format(
"• `%d` — limit: *%d* | today: %d (%s)",
u.user_id, u.daily_limit, u.used_today, pct
)
end
send_message(msg.chat.id, table.concat(lines, "\n"), msg.message_id)
return
end
-- /limit set USER_ID TOKENS
local set_uid, set_lim = text:match("^/limit set (%d+) (%d+)")
if set_uid and set_lim then
set_uid = tonumber(set_uid)
set_lim = tonumber(set_lim)
if set_lim < 0 then
send_message(msg.chat.id, "❌ Limit must be >= 0", msg.message_id)
return
end
set_user_limit(set_uid, set_lim, user_id)
info(string.format("User limit: user=%d limit=%d set_by=%d", set_uid, set_lim, user_id))
send_message(msg.chat.id,
string.format("✅ User `%d` daily limit set to *%d* tokens", set_uid, set_lim),
msg.message_id
)
return
end
-- /limit reset USER_ID
local reset_uid = text:match("^/limit reset (%d+)")
if reset_uid then
reset_uid = tonumber(reset_uid)
reset_user_limit(reset_uid)
info(string.format("User limit reset: user=%d by=%d", reset_uid, user_id))
send_message(msg.chat.id,
string.format(
"🔄 User `%d` limit reset to global default (*%d* tokens/day)",
reset_uid, TOKEN_LIMIT_PER_DAY
),
msg.message_id
)
return
end
-- /limit rate USER_ID N
local rate_uid, rate_val = text:match("^/limit rate (%d+) (%d+)")
if rate_uid and rate_val then
rate_uid = tonumber(rate_uid)
rate_val = tonumber(rate_val)
if rate_val < 1 then
send_message(msg.chat.id, "❌ Rate must be >= 1", msg.message_id)
return
end
set_user_rate_limit(rate_uid, rate_val, user_id)
info(string.format("User rate: user=%d rate=%d set_by=%d", rate_uid, rate_val, user_id))
send_message(msg.chat.id,
string.format("✅ User `%d` rate limit set to *%d* req/min", rate_uid, rate_val),
msg.message_id
)
return
end
-- /limit rate reset USER_ID
local rate_reset_uid = text:match("^/limit rate reset (%d+)")
if rate_reset_uid then
rate_reset_uid = tonumber(rate_reset_uid)
reset_user_rate_limit(rate_reset_uid)
info(string.format("User rate reset: user=%d by=%d", rate_reset_uid, user_id))
send_message(msg.chat.id,
string.format(
"🔄 User `%d` rate reset to global default (*%d* req/min)",
rate_reset_uid, RATE_LIMIT
),
msg.message_id
)
return
end
-- /limit rates — list all personal rate limits
if text == "/limit rates" then
local rates = get_all_user_rate_limits()
if #rates == 0 then
send_message(msg.chat.id,
string.format("📊 *Per-user Rate Limits*\n\nNo individual rate limits set.\nGlobal default: *%d* req/min", RATE_LIMIT),
msg.message_id
)
return
end
local lines = { string.format("📊 *Per-user Rate Limits*\n_(Global default: %d req/min)_\n", RATE_LIMIT) }
for _, u in ipairs(rates) do
lines[#lines+1] = string.format("• `%d` — *%d* req/min", u.user_id, u.rate_limit)
end
send_message(msg.chat.id, table.concat(lines, "\n"), msg.message_id)
return
end
-- unknown subcommand — print usage
send_message(msg.chat.id,
"*Token limits:*\n"
.. "`/limit` — show token limits\n"
.. "`/limit set USER_ID TOKENS` — set token limit\n"
.. "`/limit reset USER_ID` — reset token limit\n\n"
.. "*Rate limits:*\n"
.. "`/limit rates` — show rate limits\n"
.. "`/limit rate USER_ID N` — set N req/min\n"
.. "`/limit rate reset USER_ID` — reset rate limit",
msg.message_id
)
end
-- ===== WHITELIST HANDLERS =====
local function handle_whitelist_status(msg)
if not is_admin(msg.from.id) then
send_message(msg.chat.id, "⛔ *Admin only*", msg.message_id)
return
end
local mode_desc = {
none = "⚪ *Disabled* — all users",
all = "🔴 *Strict* — whitelist everywhere",
private = "🟡 *Private only* — whitelist for PM",
group = "🟠 *Group only* — whitelist for groups",
}
local users = get_allowed_users_list()
local message = string.format(
"🛡️ *Whitelist System*\n\n"
.. "*Mode:* %s\n"
.. "*Users:* %d\n\n"
.. "*Commands:*\n"
.. "• `/whitelist mode none|all|private|group`\n"
.. "• `/whitelist add USER_ID`\n"
.. "• `/whitelist remove USER_ID`",
mode_desc[WHITELIST_MODE] or WHITELIST_MODE, #users
)
if #users > 0 then
message = message .. "\n\n*Allowed:*\n"
for i, uid in ipairs(users) do
message = message .. string.format("%d. `%s`\n", i, uid)
if #message > 3500 then break end
end
end
send_message(msg.chat.id, message, msg.message_id)
end
local function handle_whitelist_mode(msg, text)
if not is_admin(msg.from.id) then
send_message(msg.chat.id, "⛔ *Admin only*", msg.message_id)
return
end
local mode = text:match("/whitelist mode (%w+)")
if not mode or not ({ none=1, all=1, private=1, group=1 })[mode] then
send_message(msg.chat.id, "❌ *Usage:* `/whitelist mode {none|all|private|group}`", msg.message_id)
return
end
os.execute("uci set deepbot.main.whitelist_mode='" .. mode .. "'")
os.execute("uci commit deepbot")
WHITELIST_MODE = mode
local msgs = {
none = "⚪ Whitelist *disabled*",
all = "🔴 Whitelist: *ALL* (all chats)",
private = "🟡 Whitelist: *PRIVATE* (PM only)",
group = "🟠 Whitelist: *GROUP* (groups only)",
}
send_message(msg.chat.id, msgs[mode], msg.message_id)
info("Whitelist mode → " .. mode)
end
local function handle_whitelist_add(msg, text)
if not is_admin(msg.from.id) then
send_message(msg.chat.id, "⛔ *Admin only*", msg.message_id)
return
end
local new_user = text:match("/whitelist add (%d+)")
if not new_user then
send_message(msg.chat.id, "❌ *Usage:* `/whitelist add USER_ID`", msg.message_id)
return
end
add_allowed_user(tonumber(new_user), msg.from.id)
send_message(msg.chat.id, "✅ User `" .. new_user .. "` added to whitelist", msg.message_id)
info("Whitelist add: " .. new_user)
end
local function handle_whitelist_remove(msg, text)
if not is_admin(msg.from.id) then
send_message(msg.chat.id, "⛔ *Admin only*", msg.message_id)
return
end
local rm_user = text:match("/whitelist remove (%d+)")
if not rm_user then
send_message(msg.chat.id, "❌ *Usage:* `/whitelist remove USER_ID`", msg.message_id)
return
end
remove_allowed_user(tonumber(rm_user))
send_message(msg.chat.id, "🗑️ User `" .. rm_user .. "` removed from whitelist", msg.message_id)
info("Whitelist remove: " .. rm_user)
end
-- ===== HANDLE TEXT =====
local function handle_text(msg, clean_text)
local user_id = msg.from.id
local chat_id = msg.chat.id
local chat_type = msg.chat.type
if not is_user_allowed(user_id, chat_type) then
info("Access denied user=" .. user_id)
local denial = {
all = "⛔ *Access denied!* You are not authorized.",
private = "⛔ *Access denied!* You are not in the whitelist.\nUse `/whoami` to get your ID.",
group = "⛔ *Access denied!*",
}
send_message(chat_id, denial[WHITELIST_MODE] or "⛔ *Access denied!*", msg.message_id)
return
end
local text = normalize_text(clean_text or msg.text or "")
if text == "" then return end
info(string.format("handle_text user=%d chat=%d text=%q",
user_id, chat_id, text:sub(1, 80)))
local rate_ok, user_rate = check_rate(user_id)
if not rate_ok then
send_message(chat_id,
string.format("⏳ *Too many requests!* Limit: %d/min. Please wait.", user_rate),
msg.message_id)
return
end
tg_call("sendChatAction", { chat_id = chat_id, action = "typing" }, true)
local data, api_err = call_deepseek(user_id, text)
if api_err then
err("Error user=" .. user_id .. ": " .. api_err)
send_message(chat_id, "❌ *Error:* " .. api_err, msg.message_id)
return
end
local answer = data.choices[1].message.content
send_message(chat_id, answer, msg.message_id)
end
-- ===== DISPATCH =====
local function dispatch(msg)
if not msg then dbg("dispatch: nil") return end
if not msg.text then dbg("dispatch: no text") return end
dbg(string.format("dispatch: type=%s text=%q",
tostring(msg.chat and msg.chat.type), msg.text:sub(1, 80)))
local text = msg.text
if text == "/start" or text:find("^/start@") then handle_start(msg)
elseif text == "/clear" or text:find("^/clear@") then handle_clear(msg)
elseif text == "/history" or text:find("^/history@") then handle_history(msg)
elseif text == "/tokens" or text:find("^/tokens@") then handle_tokens(msg)
elseif text == "/whoami" or text:find("^/whoami@") then handle_whoami(msg)
elseif text == "/admin" or text:find("^/admin@") then handle_admin_info(msg)
elseif text == "/allowed" or text:find("^/allowed@") then handle_allowed(msg)
elseif text == "/whitelist" or text:find("^/whitelist@") then handle_whitelist_status(msg)
elseif text:find("^/whitelist mode ") then handle_whitelist_mode(msg, text)
elseif text:find("^/whitelist add ") then handle_whitelist_add(msg, text)
elseif text:find("^/whitelist remove ") then handle_whitelist_remove(msg, text)
elseif text == "/limit" or text:find("^/limit ") then handle_limit(msg, text)
elseif text:sub(1,1) ~= "/" then
local should_reply, clean_text = group_filter(msg)
if should_reply then handle_text(msg, clean_text) end
end
end
-- ===== LONG POLLING =====
local function run()
info("Lua version: " .. _VERSION)
info("Token configured: " .. (TELEGRAM_BOT_TOKEN ~= "YOUR_BOT_TOKEN" and "YES" or "NO"))
info("AI key configured: " .. (DEEPSEEK_API_KEY ~= "YOUR_DEEPSEEK_KEY" and "YES" or "NO"))
info("AI Model: " .. AI_MODEL)
info("Debug mode: " .. (DEBUG and "ON" or "OFF"))
info("Proxy: " .. (PROXY_URL ~= "" and PROXY_URL or "none"))
info("Group mention only: " .. (GROUP_MENTION_ONLY and "ON" or "OFF"))
info("Admin ID: " .. (ADMIN_ID ~= "" and ADMIN_ID or "NOT SET"))
info("Whitelist mode: " .. WHITELIST_MODE)
info("Global token limit: " .. TOKEN_LIMIT_PER_DAY .. "/day")
info("Global rate limit: " .. RATE_LIMIT .. " req/min")
if WHITELIST_MODE ~= "none" and ADMIN_ID == "" then
err("WARNING: whitelist_mode='" .. WHITELIST_MODE .. "' but admin_id not set!")
end
local test = io.popen("curl --version 2>&1 | head -1")
if test then info("curl: " .. (test:read("*l") or "?")); test:close() end
info("Checking token via getMe...")
local me = tg_call("getMe", {}, true)
if me and me.ok then
BOT_USERNAME = me.result.username or ""
info("Bot: @" .. BOT_USERNAME)
else
err("getMe failed — check TELEGRAM_BOT_TOKEN!")
os.exit(1)
end
init_database()
info("Bot started. Long polling...")
local offset = 0
while true do
dbg("getUpdates offset=" .. offset)
local res = tg_call("getUpdates", {
offset = offset,
timeout = 30,
allowed_updates = { "message" },
}, true)
if res and res.ok and res.result then
local count = #res.result
if count > 0 then info("getUpdates: " .. count .. " update(s)") end
for _, update in ipairs(res.result) do
offset = update.update_id + 1
dbg("update_id=" .. update.update_id)
local ok, e = pcall(dispatch, update.message)
if not ok then err("dispatch error: " .. tostring(e)) end
end
else
if not res then socket.sleep(5) end
end
end
end
run()