146 lines
4.1 KiB
Lua
146 lines
4.1 KiB
Lua
args = {...}
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url = "http://lua.gaywine.org"
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path = "bin/"
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if not fs.exists(path) then
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fs.makeDir(path)
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end
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temp = "temp/"
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if not fs.exists(temp) then
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fs.makeDir(temp)
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end
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if #args > 0 then
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programToInstall = args[1]
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end
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if #args > 1 then
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print("WARNING: custom paths are currently not supported.")
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customPath = shell.resolve(args[2])
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end
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local function downloadFile(filename)
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print("downloading " .. filename .. "...")
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local fileUrl = url .. "/files/" .. programToInstall .. "/" .. filename
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local result = http.get(fileUrl)
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local resultText = result.readAll()
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local file = fs.open(temp .. filename, "w")
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file.write(resultText)
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file.close()
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end
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local function split(pString, pPattern)
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local Table = {} -- NOTE: use {n = 0} in Lua-5.0
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local fpat = "(.-)" .. pPattern
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local last_end = 1
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local s, e, cap = pString:find(fpat, 1)
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while s do
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if s ~= 1 or cap ~= "" then
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table.insert(Table, cap)
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end
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last_end = e + 1
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s, e, cap = pString:find(fpat, last_end)
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end
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if last_end <= #pString then
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cap = pString:sub(last_end)
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table.insert(Table, cap)
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end
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return Table
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end
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local function getAllFiles()
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local indexesUrl = url .. "/indexes/" .. programToInstall
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local updateUrl = url .. "/updates/" .. programToInstall
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local currentFiles = ""
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if fs.exists(path .. "indexes.dat") then
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local indexesFile = fs.open(path .. "indexes.dat", "r")
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currentFiles = indexesFile.readAll()
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indexesFile.close()
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end
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local result = http.post(updateUrl, currentFiles)
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if result == nil then
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print("error! getting updates for " .. programToInstall)
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end
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local resultText = result.readAll()
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local resultTable = split(resultText, "\n")
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local result2 = http.get(indexesUrl)
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if result2 == nil then
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print("error! getting indexes for " .. programToInstall)
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end
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local resultText2 = result2.readAll()
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local resultTable2 = split(resultText2, "\n")
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local newIndexesFile = fs.open(path .. "indexes.dat", "w")
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newIndexesFile.write(resultText)
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newIndexesFile.close()
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local finalResult = {}
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for key, value in ipairs(resultTable2) do
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local filename = split(value, " ")[1]
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for key2, value2 in ipairs(resultTable) do
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local valueTable = split(value2, " ")
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local filePath = path .. programToInstall .. "/" .. valueTable[1]
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if valueTable[2] == "delete" and fs.exists(filePath) then
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fs.delete(filePath)
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elseif valueTable[2] == "download" then
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finalResult[#finalResult + 1] = valueTable[1]
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end
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end
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end
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return finalResult
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end
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local function finishInstall(files)
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for key, file in ipairs(files) do
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if customPath ~= nil then
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print("moving " .. file .. " to " .. customPath .. "...")
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fs.move(temp .. file, customPath .. "/" .. file)
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else
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print("moving " .. file .. " to " .. path .. programToInstall .. "...")
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fs.move(temp .. file, path .. programToInstall .. "/" .. file)
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end
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end
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if customPath ~= nil then
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local program = "shell.run(" .. customPath .. "/run.lua)"
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file = fs.open(path .. programToInstall .. "/run.lua")
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file.write(program)
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file.close()
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end
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fs.delete(temp)
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end
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if programToInstall == nil then
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print("no program specified, updating all...")
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local programsFile = fs.open(path .. "programs.dat", "r")
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local programsText = programsFile.readAll()
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local programsTable = split(programsText, "\n")
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for _, value in ipairs(programsTable) do
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programToInstall = value
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local files = getAllFiles()
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for _, value in ipairs(files) do
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downloadFile(value)
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end
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finishInstall(files)
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end
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else
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print("getting updates...")
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local files = getAllFiles()
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if #files == 0 then
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print("no updates found.")
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else
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for _, value in ipairs(files) do
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downloadFile(value)
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end
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finishInstall(files)
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end
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end
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