gitRepo.lua

gitRepo.lua

args = {...} -- [1] = URL to raw gist
-- example URL https://gist.githubusercontent.com/Havoc925/b04b28d3396ef6d2d95b94cf2f0884b4/raw/potato.lua
startstr, endstr = string.find( args[1], "/raw/" )
local FILENAME = "/" ..string.sub( args[1], endstr+1 )
local URL = args[1]
local cacheBreak = tostring(math.random(0, 99999))
res, err = http.get(URL .. '?breaker=' .. cacheBreak)
if not res then error(err) end
local code = res.readAll()
if not(fs.exists(FILENAME))
then
    local newHarvest = fs.open(FILENAME, 'w')
    newHarvest.close()
end
local readFile = fs.open(FILENAME, 'r')
local oldCode = readFile.readAll()
readFile.close()
local file = fs.open(FILENAME, 'w')
if oldCode == code
then
    file.write(oldCode)
    print('NO CHANGES MADE - Same Code')
else
    file.write(code)
    print('WRITING UPDATE')
    byteDiff = string.len(code) - string.len(oldCode)
    if byteDiff >= 0
    then
        print(tostring(math.abs(byteDiff)) .. ' bytes added')
    else
        print(tostring(math.abs(byteDiff)) .. ' bytes removed')
    end
end
file.close()
res.close()