#!/usr/bin/env python
#
# Example:
# ./decrypt.py ~/Documents/Ebooks/Ready\ Player\ One.azw3 RP1-noDRM.azw3.azw3
# 
from __future__ import print_function
import sys, os

path = os.environ.get('CALIBRE_PYTHON_PATH', '/usr/lib/calibre')
if path not in sys.path:
   sys.path.insert(0, path)

sys.resources_location = os.environ.get('CALIBRE_RESOURCES_PATH', '/usr/share/calibre')

sys.extensions_location = os.environ.get('CALIBRE_EXTENSIONS_PATH', '/usr/lib/calibre/calibre/plugins')

sys.executables_location = os.environ.get('CALIBRE_EXECUTABLES_PATH', '/usr/bin')

from calibre_plugins import dedrm

def decrypt(input_filename, output_filename):
   plugin = dedrm.DeDRM('DeDRM_calibre_plugin/DeDRM_plugin.zip')
   plugin.initialize()

   os.rename(plugin.run(input_filename), output_filename)

if __name__ == '__main__':
   try:
	   decrypt(sys.argv[1], sys.argv[2])
   except IndexError:
	   print (
            	'Usage:',
           	sys.argv[0],
            	'<input_filename>',
            	'<output_filename>',
           	file = sys.stderr)