Files
QuikPy/QUIK/lua/QuikSharp.lua
Игорь Чечет 87425dfe9c Initial commit
2021-02-14 15:47:51 +05:00

141 lines
4.4 KiB
Lua

--~ Copyright (c) 2014-2020 QUIKSharp Authors https://github.com/finsight/QUIKSharp/blob/master/AUTHORS.md. All rights reserved.
--~ Licensed under the Apache License, Version 2.0. See LICENSE.txt in the project root for license information.
-- is running from Quik
function is_quik()
if getScriptPath then return true else return false end
end
quikVersion = nil
script_path = "."
if is_quik() then
script_path = getScriptPath()
quikVersion = getInfoParam("VERSION")
if quikVersion ~= nil then
local t={}
for str in string.gmatch(quikVersion, "([^%.]+)") do
table.insert(t, str)
end
quikVersion = tonumber(t[1]) * 100 + tonumber(t[2])
end
if quikVersion == nil then
message("QUIK# cannot detect QUIK version", 3)
return
else
libPath = "\\clibs"
end
-- MD dynamic, requires MSVCRT
-- MT static, MSVCRT is linked statically with luasocket
-- package.cpath contains info.exe working directory, which has MSVCRT, so MT should not be needed in theory,
-- but in one issue someone said it doesn't work on machines that do not have Visual Studio.
local linkage = "MD"
if quikVersion >= 805 then
libPath = libPath .. "64\\53_"..linkage.."\\"
elseif quikVersion >= 800 then
libPath = libPath .. "64\\5.1_"..linkage.."\\"
else
libPath = "\\clibs\\5.1_"..linkage.."\\"
end
end
package.path = package.path .. ";" .. script_path .. "\\?.lua;" .. script_path .. "\\?.luac"..";"..".\\?.lua;"..".\\?.luac"
package.cpath = package.cpath .. ";" .. script_path .. libPath .. '?.dll'..";".. '.' .. libPath .. '?.dll'
local util = require("qsutils")
local qf = require("qsfunctions")
require("qscallbacks")
log("Detected Quik version: ".. quikVersion .." and using cpath: "..package.cpath , 0)
local is_started = true
-- we need two ports since callbacks and responses conflict and write to the same socket at the same time
-- I do not know how to make locking in Lua, it is just simpler to have two independent connections
-- To connect to a remote terminal - replace '127.0.0.1' with the terminal ip-address
-- All this values could be replaced with values from config.json
local response_host = '127.0.0.1'
local response_port = 34130
local callback_host = '127.0.0.1'
local callback_port = response_port + 1
function do_main()
log("Entered main function", 0)
while is_started do
-- if not connected, connect
util.connect(response_host, response_port, callback_host, callback_port)
-- when connected, process queue
-- receive message,
local requestMsg = receiveRequest()
if requestMsg then
-- if ok, process message
-- dispatch_and_process never throws, it returns lua errors wrapped as a message
local responseMsg, err = qf.dispatch_and_process(requestMsg)
if responseMsg then
-- send message
local res = sendResponse(responseMsg)
else
log("Could not dispatch and process request: " .. err, 3)
end
else
delay(1)
end
end
end
function main()
setup("QuikSharp")
run()
end
--- catch errors
function run()
local status, err = pcall(do_main)
if status then
log("finished")
else
log(err, 3)
end
end
function setup(script_name)
if not script_name then
log("File name of this script is unknown. Please, set it explicity instead of scriptFilename() call inside your custom file", 3)
return false
end
local list = paramsFromConfig(script_name)
if list then
response_host = list[1]
response_port = list[2]
callback_host = list[3]
callback_port = list[4]
printRunningMessage(script_name)
elseif script_name == "QuikSharp" then
-- use default values for this file in case no custom config found for it
printRunningMessage(script_name)
else -- do nothing when config is not found
log("File config.json is not found or contains no entries for this script name: " .. script_name, 3)
return false
end
return true
end
function printRunningMessage(script_name)
log("Running from ".. script_name .. ", params: response " .. response_host .. ":" .. response_port ..", callback ".. " ".. callback_host ..":".. callback_port)
end
if not is_quik() then
log("Hello, QUIK#! Running outside Quik.")
setup("QuikSharp")
do_main()
logfile:close()
end