mirror of
https://github.com/noDRM/DeDRM_tools.git
synced 2024-11-05 13:36:10 +06:00
fbe9b5ea89
- Support "Standard" and "Adobe.APS" encryptions - Support decrypting with owner password instead of user password - New function to return encryption filter name - Support for V=5, R=5 and R=6 PDF files - Support for AES256-encrypted PDF files - Disable broken cross-reference streams in output
99 lines
3.7 KiB
Python
Executable File
99 lines
3.7 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
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__license__ = 'GPL v3'
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# Standard Python modules.
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import os
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import traceback
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from calibre.utils.config import JSONConfig
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try:
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from calibre_plugins.dedrm.__init__ import PLUGIN_NAME
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except:
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PLUGIN_NAME = "DeDRM"
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class DeDRM_Prefs():
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def __init__(self):
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JSON_PATH = os.path.join("plugins", PLUGIN_NAME.strip().lower().replace(' ', '_') + '.json')
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self.dedrmprefs = JSONConfig(JSON_PATH)
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self.dedrmprefs.defaults['configured'] = False
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self.dedrmprefs.defaults['deobfuscate_fonts'] = True
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self.dedrmprefs.defaults['remove_watermarks'] = False
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self.dedrmprefs.defaults['bandnkeys'] = {}
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self.dedrmprefs.defaults['adeptkeys'] = {}
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self.dedrmprefs.defaults['ereaderkeys'] = {}
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self.dedrmprefs.defaults['kindlekeys'] = {}
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self.dedrmprefs.defaults['androidkeys'] = {}
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self.dedrmprefs.defaults['pids'] = []
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self.dedrmprefs.defaults['serials'] = []
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self.dedrmprefs.defaults['lcp_passphrases'] = []
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self.dedrmprefs.defaults['adobe_pdf_passphrases'] = []
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self.dedrmprefs.defaults['adobewineprefix'] = ""
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self.dedrmprefs.defaults['kindlewineprefix'] = ""
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# initialise
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# we must actually set the prefs that are dictionaries and lists
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# to empty dictionaries and lists, otherwise we are unable to add to them
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# as then it just adds to the (memory only) dedrmprefs.defaults versions!
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if self.dedrmprefs['bandnkeys'] == {}:
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self.dedrmprefs['bandnkeys'] = {}
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if self.dedrmprefs['adeptkeys'] == {}:
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self.dedrmprefs['adeptkeys'] = {}
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if self.dedrmprefs['ereaderkeys'] == {}:
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self.dedrmprefs['ereaderkeys'] = {}
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if self.dedrmprefs['kindlekeys'] == {}:
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self.dedrmprefs['kindlekeys'] = {}
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if self.dedrmprefs['androidkeys'] == {}:
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self.dedrmprefs['androidkeys'] = {}
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if self.dedrmprefs['pids'] == []:
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self.dedrmprefs['pids'] = []
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if self.dedrmprefs['serials'] == []:
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self.dedrmprefs['serials'] = []
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if self.dedrmprefs['lcp_passphrases'] == []:
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self.dedrmprefs['lcp_passphrases'] = []
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if self.dedrmprefs['adobe_pdf_passphrases'] == []:
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self.dedrmprefs['adobe_pdf_passphrases'] = []
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def __getitem__(self,kind = None):
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if kind is not None:
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return self.dedrmprefs[kind]
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return self.dedrmprefs
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def set(self, kind, value):
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self.dedrmprefs[kind] = value
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def writeprefs(self,value = True):
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self.dedrmprefs['configured'] = value
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def addnamedvaluetoprefs(self, prefkind, keyname, keyvalue):
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try:
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if keyvalue not in self.dedrmprefs[prefkind].values():
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# ensure that the keyname is unique
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# by adding a number (starting with 2) to the name if it is not
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namecount = 1
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newname = keyname
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while newname in self.dedrmprefs[prefkind]:
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namecount += 1
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newname = "{0:s}_{1:d}".format(keyname,namecount)
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# add to the preferences
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self.dedrmprefs[prefkind][newname] = keyvalue
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return (True, newname)
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except:
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traceback.print_exc()
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pass
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return (False, keyname)
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def addvaluetoprefs(self, prefkind, prefsvalue):
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# ensure the keyvalue isn't already in the preferences
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try:
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if prefsvalue not in self.dedrmprefs[prefkind]:
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self.dedrmprefs[prefkind].append(prefsvalue)
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return True
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except:
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traceback.print_exc()
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return False
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