DeDRM_tools/DeDRM_plugin/prefs.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
__license__ = 'GPL v3'
# Standard Python modules.
import os, sys, re, hashlib
import codecs, json
import traceback
from calibre.utils.config import dynamic, config_dir, JSONConfig
from calibre_plugins.dedrm.__init__ import PLUGIN_NAME, PLUGIN_VERSION
from calibre.constants import iswindows, isosx
class DeDRM_Prefs():
def __init__(self):
JSON_PATH = os.path.join("plugins", PLUGIN_NAME.strip().lower().replace(' ', '_') + '.json')
self.dedrmprefs = JSONConfig(JSON_PATH)
self.dedrmprefs.defaults['configured'] = False
self.dedrmprefs.defaults['deobfuscate_fonts'] = True
self.dedrmprefs.defaults['remove_watermarks'] = False
self.dedrmprefs.defaults['bandnkeys'] = {}
self.dedrmprefs.defaults['adeptkeys'] = {}
self.dedrmprefs.defaults['ereaderkeys'] = {}
self.dedrmprefs.defaults['kindlekeys'] = {}
self.dedrmprefs.defaults['androidkeys'] = {}
self.dedrmprefs.defaults['pids'] = []
self.dedrmprefs.defaults['serials'] = []
self.dedrmprefs.defaults['lcp_passphrases'] = []
self.dedrmprefs.defaults['adobewineprefix'] = ""
self.dedrmprefs.defaults['kindlewineprefix'] = ""
# initialise
# we must actually set the prefs that are dictionaries and lists
# to empty dictionaries and lists, otherwise we are unable to add to them
# as then it just adds to the (memory only) dedrmprefs.defaults versions!
if self.dedrmprefs['bandnkeys'] == {}:
self.dedrmprefs['bandnkeys'] = {}
if self.dedrmprefs['adeptkeys'] == {}:
self.dedrmprefs['adeptkeys'] = {}
if self.dedrmprefs['ereaderkeys'] == {}:
self.dedrmprefs['ereaderkeys'] = {}
if self.dedrmprefs['kindlekeys'] == {}:
self.dedrmprefs['kindlekeys'] = {}
if self.dedrmprefs['androidkeys'] == {}:
self.dedrmprefs['androidkeys'] = {}
if self.dedrmprefs['pids'] == []:
self.dedrmprefs['pids'] = []
if self.dedrmprefs['serials'] == []:
self.dedrmprefs['serials'] = []
if self.dedrmprefs['lcp_passphrases'] == []:
self.dedrmprefs['lcp_passphrases'] = []
def __getitem__(self,kind = None):
if kind is not None:
return self.dedrmprefs[kind]
return self.dedrmprefs
def set(self, kind, value):
self.dedrmprefs[kind] = value
def writeprefs(self,value = True):
self.dedrmprefs['configured'] = value
def addnamedvaluetoprefs(self, prefkind, keyname, keyvalue):
try:
if keyvalue not in self.dedrmprefs[prefkind].values():
# ensure that the keyname is unique
# by adding a number (starting with 2) to the name if it is not
namecount = 1
newname = keyname
while newname in self.dedrmprefs[prefkind]:
namecount += 1
newname = "{0:s}_{1:d}".format(keyname,namecount)
# add to the preferences
self.dedrmprefs[prefkind][newname] = keyvalue
return (True, newname)
except:
traceback.print_exc()
pass
return (False, keyname)
def addvaluetoprefs(self, prefkind, prefsvalue):
# ensure the keyvalue isn't already in the preferences
try:
if prefsvalue not in self.dedrmprefs[prefkind]:
self.dedrmprefs[prefkind].append(prefsvalue)
return True
except:
traceback.print_exc()
return False
def convertprefs(always = False):
def parseIgnobleString(keystuff):
from calibre_plugins.dedrm.ignoblekeygen import generate_key
userkeys = []
ar = keystuff.split(':')
for keystring in ar:
try:
name, ccn = keystring.split(',')
# Generate Barnes & Noble EPUB user key from name and credit card number.
keyname = "{0}_{1}".format(name.strip(),ccn.strip()[-4:])
keyvalue = generate_key(name, ccn)
userkeys.append([keyname,keyvalue])
except Exception as e:
traceback.print_exc()
print(e.args[0])
pass
return userkeys
def parseeReaderString(keystuff):
from calibre_plugins.dedrm.erdr2pml import getuser_key
userkeys = []
ar = keystuff.split(':')
for keystring in ar:
try:
name, cc = keystring.split(',')
# Generate eReader user key from name and credit card number.
keyname = "{0}_{1}".format(name.strip(),cc.strip()[-4:])
keyvalue = codecs.encode(getuser_key(name,cc),'hex')
userkeys.append([keyname,keyvalue])
except Exception as e:
traceback.print_exc()
print(e.args[0])
pass
return userkeys
def parseKindleString(keystuff):
pids = []
serials = []
ar = keystuff.split(',')
for keystring in ar:
keystring = str(keystring).strip().replace(" ","")
if len(keystring) == 10 or len(keystring) == 8 and keystring not in pids:
pids.append(keystring)
elif len(keystring) == 16 and keystring[0] == 'B' and keystring not in serials:
serials.append(keystring)
return (pids,serials)
def getConfigFiles(extension, encoding = None):
# get any files with extension 'extension' in the config dir
userkeys = []
files = [f for f in os.listdir(config_dir) if f.endswith(extension)]
for filename in files:
try:
fpath = os.path.join(config_dir, filename)
key = os.path.splitext(filename)[0]
value = open(fpath, 'rb').read()
if encoding is not None:
value = codecs.encode(value,encoding)
userkeys.append([key,value])
except:
traceback.print_exc()
pass
return userkeys
dedrmprefs = DeDRM_Prefs()
if (not always) and dedrmprefs['configured']:
# We've already converted old preferences,
# and we're not being forced to do it again, so just return
return
print("{0} v{1}: Importing configuration data from old DeDRM plugins".format(PLUGIN_NAME, PLUGIN_VERSION))
IGNOBLEPLUGINNAME = "Ignoble Epub DeDRM"
EREADERPLUGINNAME = "eReader PDB 2 PML"
OLDKINDLEPLUGINNAME = "K4PC, K4Mac, Kindle Mobi and Topaz DeDRM"
# get prefs from older tools
kindleprefs = JSONConfig(os.path.join("plugins", "K4MobiDeDRM"))
ignobleprefs = JSONConfig(os.path.join("plugins", "ignoble_epub_dedrm"))
# Handle the old ignoble plugin's customization string by converting the
# old string to stored keys... get that personal data out of plain sight.
from calibre.customize.ui import config
sc = config['plugin_customization']
val = sc.pop(IGNOBLEPLUGINNAME, None)
if val is not None:
print("{0} v{1}: Converting old Ignoble plugin configuration string.".format(PLUGIN_NAME, PLUGIN_VERSION))
priorkeycount = len(dedrmprefs['bandnkeys'])
userkeys = parseIgnobleString(str(val))
for keypair in userkeys:
name = keypair[0]
value = keypair[1]
dedrmprefs.addnamedvaluetoprefs('bandnkeys', name, value)
addedkeycount = len(dedrmprefs['bandnkeys'])-priorkeycount
print("{0} v{1}: {2:d} Barnes and Noble {3} imported from old Ignoble plugin configuration string".format(PLUGIN_NAME, PLUGIN_VERSION, addedkeycount, "key" if addedkeycount==1 else "keys"))
# Make the json write all the prefs to disk
dedrmprefs.writeprefs(False)
# Handle the old eReader plugin's customization string by converting the
# old string to stored keys... get that personal data out of plain sight.
val = sc.pop(EREADERPLUGINNAME, None)
if val is not None:
print("{0} v{1}: Converting old eReader plugin configuration string.".format(PLUGIN_NAME, PLUGIN_VERSION))
priorkeycount = len(dedrmprefs['ereaderkeys'])
userkeys = parseeReaderString(str(val))
for keypair in userkeys:
name = keypair[0]
value = keypair[1]
dedrmprefs.addnamedvaluetoprefs('ereaderkeys', name, value)
addedkeycount = len(dedrmprefs['ereaderkeys'])-priorkeycount
print("{0} v{1}: {2:d} eReader {3} imported from old eReader plugin configuration string".format(PLUGIN_NAME, PLUGIN_VERSION, addedkeycount, "key" if addedkeycount==1 else "keys"))
# Make the json write all the prefs to disk
dedrmprefs.writeprefs(False)
# get old Kindle plugin configuration string
val = sc.pop(OLDKINDLEPLUGINNAME, None)
if val is not None:
print("{0} v{1}: Converting old Kindle plugin configuration string.".format(PLUGIN_NAME, PLUGIN_VERSION))
priorpidcount = len(dedrmprefs['pids'])
priorserialcount = len(dedrmprefs['serials'])
pids, serials = parseKindleString(val)
for pid in pids:
dedrmprefs.addvaluetoprefs('pids',pid)
for serial in serials:
dedrmprefs.addvaluetoprefs('serials',serial)
addedpidcount = len(dedrmprefs['pids']) - priorpidcount
addedserialcount = len(dedrmprefs['serials']) - priorserialcount
print("{0} v{1}: {2:d} {3} and {4:d} {5} imported from old Kindle plugin configuration string.".format(PLUGIN_NAME, PLUGIN_VERSION, addedpidcount, "PID" if addedpidcount==1 else "PIDs", addedserialcount, "serial number" if addedserialcount==1 else "serial numbers"))
# Make the json write all the prefs to disk
dedrmprefs.writeprefs(False)
# copy the customisations back into calibre preferences, as we've now removed the nasty plaintext
config['plugin_customization'] = sc
# get any .b64 files in the config dir
priorkeycount = len(dedrmprefs['bandnkeys'])
bandnfilekeys = getConfigFiles('.b64')
for keypair in bandnfilekeys:
name = keypair[0]
value = keypair[1]
dedrmprefs.addnamedvaluetoprefs('bandnkeys', name, value)
addedkeycount = len(dedrmprefs['bandnkeys'])-priorkeycount
if addedkeycount > 0:
print("{0} v{1}: {2:d} Barnes and Noble {3} imported from config folder.".format(PLUGIN_NAME, PLUGIN_VERSION, addedkeycount, "key file" if addedkeycount==1 else "key files"))
# Make the json write all the prefs to disk
dedrmprefs.writeprefs(False)
# get any .der files in the config dir
priorkeycount = len(dedrmprefs['adeptkeys'])
adeptfilekeys = getConfigFiles('.der','hex')
for keypair in adeptfilekeys:
name = keypair[0]
value = keypair[1]
dedrmprefs.addnamedvaluetoprefs('adeptkeys', name, value)
addedkeycount = len(dedrmprefs['adeptkeys'])-priorkeycount
if addedkeycount > 0:
print("{0} v{1}: {2:d} Adobe Adept {3} imported from config folder.".format(PLUGIN_NAME, PLUGIN_VERSION, addedkeycount, "keyfile" if addedkeycount==1 else "keyfiles"))
# Make the json write all the prefs to disk
dedrmprefs.writeprefs(False)
# get ignoble json prefs
if 'keys' in ignobleprefs:
priorkeycount = len(dedrmprefs['bandnkeys'])
for name in ignobleprefs['keys']:
value = ignobleprefs['keys'][name]
dedrmprefs.addnamedvaluetoprefs('bandnkeys', name, value)
addedkeycount = len(dedrmprefs['bandnkeys']) - priorkeycount
# no need to delete old prefs, since they contain no recoverable private data
if addedkeycount > 0:
print("{0} v{1}: {2:d} Barnes and Noble {3} imported from Ignoble plugin preferences.".format(PLUGIN_NAME, PLUGIN_VERSION, addedkeycount, "key" if addedkeycount==1 else "keys"))
# Make the json write all the prefs to disk
dedrmprefs.writeprefs(False)
# get kindle json prefs
priorpidcount = len(dedrmprefs['pids'])
priorserialcount = len(dedrmprefs['serials'])
if 'pids' in kindleprefs:
pids, serials = parseKindleString(kindleprefs['pids'])
for pid in pids:
dedrmprefs.addvaluetoprefs('pids',pid)
if 'serials' in kindleprefs:
pids, serials = parseKindleString(kindleprefs['serials'])
for serial in serials:
dedrmprefs.addvaluetoprefs('serials',serial)
addedpidcount = len(dedrmprefs['pids']) - priorpidcount
if addedpidcount > 0:
print("{0} v{1}: {2:d} {3} imported from Kindle plugin preferences".format(PLUGIN_NAME, PLUGIN_VERSION, addedpidcount, "PID" if addedpidcount==1 else "PIDs"))
addedserialcount = len(dedrmprefs['serials']) - priorserialcount
if addedserialcount > 0:
print("{0} v{1}: {2:d} {3} imported from Kindle plugin preferences".format(PLUGIN_NAME, PLUGIN_VERSION, addedserialcount, "serial number" if addedserialcount==1 else "serial numbers"))
try:
if 'wineprefix' in kindleprefs and kindleprefs['wineprefix'] != "":
dedrmprefs.set('adobewineprefix',kindleprefs['wineprefix'])
dedrmprefs.set('kindlewineprefix',kindleprefs['wineprefix'])
print("{0} v{1}: WINEPREFIX (2) imported from Kindle plugin preferences".format(PLUGIN_NAME, PLUGIN_VERSION, kindleprefs['wineprefix']))
except:
traceback.print_exc()
# Make the json write all the prefs to disk
dedrmprefs.writeprefs()
print("{0} v{1}: Finished setting up configuration data.".format(PLUGIN_NAME, PLUGIN_VERSION))