79 lines
2.2 KiB
Lua
79 lines
2.2 KiB
Lua
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local URL_MACHINE = "http://cloud.fse-media.group/d/API/TicketMachine/ticketmachine.lua?sign=UIiheDcpyzwKdovDZM3G-8IRZqApFgU2Kpnhe9k5ETQ=:0"
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local function writeFile(path, content, binary)
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local mode = binary and "wb" or "w"
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local f = fs.open(path, mode)
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if not f then return false end
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f.write(content)
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f.close()
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return true
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end
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local function atomicWrite(path, content, binary)
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local tmp = path .. ".new"
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if fs.exists(tmp) then fs.delete(tmp) end
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if not writeFile(tmp, content, binary) then return false end
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if fs.exists(path) then fs.delete(path) end
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fs.move(tmp, path)
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return true
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end
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local function httpGet(url)
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if not http then return false, "HTTP API disabled" end
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local okReq, err = pcall(function()
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http.request({ url = url, method = "GET" })
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end)
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if not okReq then return false, tostring(err) end
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while true do
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local ev, p1, p2, p3 = os.pullEvent()
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if ev == "http_success" and p1 == url then
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local res = p2
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if type(res) == "table" and type(res.readAll) == "function" then
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local data = res.readAll()
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res.close()
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return true, data
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end
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return false, "invalid http response"
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end
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if ev == "http_failure" and p1 == url then
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local err = p2
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local res = p3
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if type(p2) == "table" and type(p2.readAll) == "function" then
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res = p2
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err = p3
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end
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if type(res) == "table" and type(res.readAll) == "function" then
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local data = res.readAll()
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res.close()
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return false, data
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end
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return false, tostring(err or "http_failure")
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end
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end
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end
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term.clear()
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term.setCursorPos(1, 1)
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print("Ticket Machine Updater")
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print("")
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print("Downloading ticket machine program...")
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local ok, code = httpGet(URL_MACHINE)
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if not ok or type(code) ~= "string" or #code == 0 then
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print("Download failed: " .. tostring(code or ""))
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return
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end
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if not atomicWrite("startup.lua", code, false) then
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print("Write failed: startup.lua")
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return
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end
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atomicWrite("startup", code, false)
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if fs.exists("ticketmachine.lua") then atomicWrite("ticketmachine.lua", code, false) end
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print("")
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print("Done.")
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print("Reboot the computer to apply the update.")
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