Imagedownloader

local tArgs = { ... }
if tArgs[2] then tArgs[2] = tArgs[2] + 0 end
if tArgs[3] then tArgs[3] = tArgs[3] + 0 end
if #tArgs > 0 then
    if #tArgs == 2 then
        scaleW = tArgs[2]
        scaleH = tArgs[2]
    elseif #tArgs > 2 then
        scaleW = tArgs[2]
        scaleH = tArgs[3]
    else
        scaleW = 1
        scaleH = 1
    end

    if scaleW <= 0 then
        scaleW = 1
    end

    if scaleH <= 0 then
        scaleH = 1
    end


    local response = http.post("http://www.lozengia.com/tmas/Downloads/Minecraft/computercraft/CCimage.php", "image=" .. tArgs[1] .. "&scaleW=" .. scaleW .. "&scaleH=" .. scaleH)
    if response then
        while response do
            local sResponse = response.readAll()
            response.close()
            shell.run( "clear" )
            cache = shell.resolve( "image.nfp" )
            local file = fs.open( cache, "w" )
            file.write( sResponse )
            file.close()
            response = nil
            term.redirect(peripheral.wrap("right"))
            local image = paintutils.loadImage("image.nfp")
            paintutils.drawImage(image, 0, 0)
            term.restore()
        end
    else
        -- if image is not reseved
        print( "Error, Could not load image." )
    end

else
    print("syntex 1: httpimg url")
    print("syntex 2: httpimg url scale")
    print("syntex 3: httpimg url scaleW scaleH")

end