CC Simple Dropbox API

local function printUsage()
    print( "Usages:" )
    print( "pastebin get <raw link> <filename>" )
end

local tArgs = { ... }
if #tArgs < 2 then
    printUsage()
    return
end

if not http then
    printError( "Pastebin requires http API" )
    printError( "Set http_enable to true in ComputerCraft.cfg" )
    return
end

local function get(paste)
    write( "Connecting to Dropbox.com... " )
    print(textutils.urlEncode( paste ))
    local response = http.get( paste )

    if response then
        print( "Success." )

        local sResponse = response.readAll()
        response.close()
        return sResponse
    else
        printError( "Failed." )
    end
end

local sCommand = tArgs[1]

if sCommand == "get" then
    -- Download a file from pastebin.com
    if #tArgs < 3 then
        printUsage()
        return
    end

    -- Determine file to download
    local sCode = tArgs[2]
    local sFile = tArgs[3]
    local sPath = shell.resolve( sFile )
    if fs.exists( sPath ) then
        print( "File already exists" )
        return
    end

    -- GET the contents from pastebin
    local res = get(sCode)
    if res then
        local file = fs.open( sPath, "w" )
        file.write( res )
        file.close()

        print( "Downloaded as "..sFile )
    end
else
    printUsage()
    return
end