[CC] FFRepo Installer

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--                       WARNING!!!                        --
-- FFRepo for ComputerCraft will not be supported anymore. --
-- If you want to continue using FFRepo, use OpenComputers --
--                    version instead.                     --
--              http://pastebin.com/BUGDqGMB               --
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-- FFRepo installing program
-- Made by YuRaNnNzZZ (topgamer) and Sanovskiy (pater)

local basedir = '/ffbin'
local baseurl = 'http://ffgs.ru/ffrepo/get/raw/true/search/by_name/value/'
local prog = {'ffrepoConfig', 'ffrepoInit', 'ffrepo', 'ffrepoApi'}

print('Installing ffrepo...')

print('Installing JSON library... ')
shell.run('pastebin', 'get', '4nRg9CHU', basedir .. '/json')

term.write('Checking target directory... ')
if fs.exists(basedir) then
    if not fs.isDir(basedir) then
        print('Deleted file, created directory.')
        fs.delete(basedir) -- установка любой ценой
        fs.makeDir(basedir)
    else
        print('OK.')
    end
else
    print('Created.')
    fs.makeDir(basedir)
end

print('Installing core modules...')
for key,val in pairs(prog) do
    term.write('  ' .. val .. '... ')
    targetDir = basedir
    local dl = http.get(baseurl .. val)
    local code = dl.readAll()
    dl.close()
    if string.len(code) < 1 then
        error('Failed.')
    end
    if val == 'ffrepoConfig' then
        targetDir = '/'
    end
    local filename = targetDir .. '/' .. val
    local installing = fs.open(filename, "w")
    installing.write(code)
    installing.close()
    print('Done.')
end
print('Core modules installed.')

local startupname = '/startup'
if fs.exists(startupname) then
    startupname = '/startup.ffrepo'
    print('Looks like you already have startup file.')
    print('You might need to add this string to your startup file:')
    print('shell.run("ffbin/ffrepoInit")')
end
local initfile = fs.open(startupname, 'w')
initfile.write('shell.run("ffbin/ffrepoInit")')
initfile.close()
print('Startup file saved to: ' .. startupname)
print('Have a nice day.')
if startupname == '/startup' then
    print('Your system will be restarted in 10 seconds.')
    sleep(10)
    os.reboot()
end