OpenComputers OPPM Installer

local fs = require("filesystem")
local shell = require("shell")

local cwd = shell.getWorkingDirectory()

local function oppmFile(f)
    return "https://raw.githubusercontent.com/OpenPrograms/Vexatos-Programs/47ae6d628c0d44f2e8f86f9f632c177658f9efb0/oppm/" .. f
end

local function download(f)
    print("Download " .. f)
    return shell.execute("wget -f " .. oppmFile(f))
end

fs.makeDirectory("/tmp/oppm")
fs.makeDirectory("/tmp/oppm/lib")
fs.makeDirectory("/tmp/oppm/etc")

shell.setWorkingDirectory("/tmp/oppm")
download("oppm.lua")
shell.setWorkingDirectory("/tmp/oppm/lib")
download("lib/oppm.lua")
shell.setWorkingDirectory("/tmp/oppm/etc")
download("etc/oppm.cfg")

shell.setWorkingDirectory("/tmp/oppm")
shell.execute("./oppm.lua install oppm")

--
shell.setWorkingDirectory(cwd)
shell.execute("oppm register Klebestreifen/OpenComputersPackages")

print("Done")