#!/usr/bin/env python

# Copyright (c) 2011 Chris Howie

#

# Permission is hereby granted, free of charge, to any person obtaining a copy

# of this software and associated documentation files (the "Software"), to deal

# in the Software without restriction, including without limitation the rights

# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

# copies of the Software, and to permit persons to whom the Software is

# furnished to do so, subject to the following conditions:

#

# The above copyright notice and this permission notice shall be included in

# all copies or substantial portions of the Software.

#

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

# SOFTWARE.

import sys

from PyQRNative import QRCode, QRErrorCorrectLevel

try:

text = sys.argv[1]

except:

print('Usage: python', sys.argv[0], 'content')

sys.exit(1)

levels = [17, 32, 53, 78, 106, 134, 154, 192, 230, 271]

level = None

for i in zip(list(range(1, 11)), levels):

if len(text) <= i[1]:

level = i[0]

break

if level is None:

print('Content too long (271 characters maximum).')

sys.exit(1)

qr = QRCode(level, QRErrorCorrectLevel.L)

qr.addData(text)

qr.make()

dark = ' '

light = u'\u2588\u2588'

width = qr.moduleCount

for i in range(4):

print(light * (qr.moduleCount + 8))

for y in range(qr.moduleCount):

row = light * 4

for x in range(qr.moduleCount):

row += dark if qr.isDark(y, x) else light

row += light * 4

print(row)

for i in range(4):

print(light * (qr.moduleCount + 8))