lua ftp using curl

ftp.lua

local file_ext = require('file_ext')
local table_ext = require('table_ext')

local tmp_file = 'listfile.tmp.000'

function downloadDir(server, user, password, server_path, local_path)
    if os.execute(string.format('curl -l "%s/%s/" --user %s:%s > %s', server, server_path, user, password, tmp_file)) then
        local lines = file_ext.readLines(tmp_file)
        util.pathRemove(tmp_file)
        table_ext.foreach(lines, function (k, v)
            local cmd = string.format('curl "%s/%s/%s" --user %s:%s -o "%s/%s"', server, server_path, v, user, password, local_path, v)
            print(cmd)
            if os.execute(cmd) then
                print('<<< success >>>\n')
            else
                print('<<< fail >>>\n')
            end
        end)
    end
    print('done')
end

function uploadDir(server, user, password, server_path, local_path, func)
    local files = file_ext.findFilesInDir(local_path, func)
    table_ext.foreach(files, function (k, v)
        local p, f = util.splitPathname(v)
        local cmd = string.format('curl -T "%s/%s" --user %s:%s "%s/%s/"', local_path, f, user, password, server, server_path)
        print(cmd)
        if os.execute(cmd) then
            print('<<< success >>>\n')
        else
            print('<<< fail >>>\n')
        end
    end)
    print('done')
end

--uploadDir('ftp://192.168.0.103:2121', 'anonymous', 'anonymous', 'emu', 'testok')