rgbmatrixscreen/nodemcu/httpserver-static.lua
2016-05-01 15:18:34 -07:00

31 lines
1,000 B
Lua

-- httpserver-static.lua
-- Part of nodemcu-httpserver, handles sending static files to client.
-- Author: Marcos Kirsch
return function (connection, req, args)
dofile("httpserver-header.lc")(connection, 200, args.ext)
--print("Begin sending:", args.file)
-- Send file in little chunks
local continue = true
local bytesSent = 0
while continue do
collectgarbage()
-- NodeMCU file API lets you open 1 file at a time.
-- So we need to open, seek, close each time in order
-- to support multiple simultaneous clients.
file.open(args.file)
file.seek("set", bytesSent)
local chunk = file.read(256)
file.close()
if chunk == nil then
continue = false
else
coroutine.yield()
connection:send(chunk)
bytesSent = bytesSent + #chunk
chunk = nil
--print("Sent" .. args.file, bytesSent)
end
end
--print("Finished sending:", args.file)
end