tools v5.5
Plugins now include unaltered stand-alone scripts, so no longer need to keep separate copies.
This commit is contained in:
@@ -1,13 +1,25 @@
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#! /usr/bin/env python
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# ineptpdf.pyw, version 7.11
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#! /usr/bin/python
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# -*- coding: utf-8 -*-
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from __future__ import with_statement
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# To run this program install Python 2.6 from http://www.python.org/download/
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# and OpenSSL (already installed on Mac OS X and Linux) OR
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# PyCrypto from http://www.voidspace.org.uk/python/modules.shtml#pycrypto
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# (make sure to install the version for Python 2.6). Save this script file as
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# ineptpdf.pyw and double-click on it to run it.
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# ineptpdf.pyw, version 7.11
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# Copyright © 2009-2010 by i♥cabbages
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# Released under the terms of the GNU General Public Licence, version 3
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# <http://www.gnu.org/licenses/>
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# Modified 2010–2012 by some_updates, DiapDealer and Apprentice Alf
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# Windows users: Before running this program, you must first install Python 2.6
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# from <http://www.python.org/download/> and PyCrypto from
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# <http://www.voidspace.org.uk/python/modules.shtml#pycrypto> (make sure to
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# install the version for Python 2.6). Save this script file as
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# ineptepub.pyw and double-click on it to run it.
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#
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# Mac OS X users: Save this script file as ineptepub.pyw. You can run this
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# program from the command line (pythonw ineptepub.pyw) or by double-clicking
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# it when it has been associated with PythonLauncher.
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# Revision history:
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# 1 - Initial release
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@@ -36,12 +48,14 @@ from __future__ import with_statement
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# 7.9 - Bug fix for some session key errors when len(bookkey) > length required
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# 7.10 - Various tweaks to fix minor problems.
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# 7.11 - More tweaks to fix minor problems.
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# 7.12 - Revised to allow use in calibre plugins to eliminate need for duplicate code
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"""
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Decrypts Adobe ADEPT-encrypted PDF files.
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"""
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__license__ = 'GPL v3'
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__version__ = "7.12"
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import sys
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import os
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@@ -51,10 +65,63 @@ import struct
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import hashlib
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from itertools import chain, islice
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import xml.etree.ElementTree as etree
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import Tkinter
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import Tkconstants
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import tkFileDialog
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import tkMessageBox
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# Wrap a stream so that output gets flushed immediately
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# and also make sure that any unicode strings get
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# encoded using "replace" before writing them.
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class SafeUnbuffered:
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def __init__(self, stream):
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self.stream = stream
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self.encoding = stream.encoding
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if self.encoding == None:
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self.encoding = "utf-8"
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def write(self, data):
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if isinstance(data,unicode):
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data = data.encode(self.encoding,"replace")
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self.stream.write(data)
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self.stream.flush()
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def __getattr__(self, attr):
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return getattr(self.stream, attr)
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iswindows = sys.platform.startswith('win')
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isosx = sys.platform.startswith('darwin')
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def unicode_argv():
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if iswindows:
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# Uses shell32.GetCommandLineArgvW to get sys.argv as a list of Unicode
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# strings.
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# Versions 2.x of Python don't support Unicode in sys.argv on
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# Windows, with the underlying Windows API instead replacing multi-byte
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# characters with '?'.
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from ctypes import POINTER, byref, cdll, c_int, windll
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from ctypes.wintypes import LPCWSTR, LPWSTR
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GetCommandLineW = cdll.kernel32.GetCommandLineW
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GetCommandLineW.argtypes = []
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GetCommandLineW.restype = LPCWSTR
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CommandLineToArgvW = windll.shell32.CommandLineToArgvW
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CommandLineToArgvW.argtypes = [LPCWSTR, POINTER(c_int)]
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CommandLineToArgvW.restype = POINTER(LPWSTR)
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cmd = GetCommandLineW()
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argc = c_int(0)
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argv = CommandLineToArgvW(cmd, byref(argc))
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if argc.value > 0:
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# Remove Python executable and commands if present
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start = argc.value - len(sys.argv)
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return [argv[i] for i in
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xrange(start, argc.value)]
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return [u"ineptepub.py"]
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else:
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argvencoding = sys.stdin.encoding
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if argvencoding == None:
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argvencoding = "utf-8"
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return [arg if (type(arg) == unicode) else unicode(arg,argvencoding) for arg in sys.argv]
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class ADEPTError(Exception):
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pass
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@@ -1520,9 +1587,7 @@ class PDFDocument(object):
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def initialize_ebx(self, password, docid, param):
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self.is_printable = self.is_modifiable = self.is_extractable = True
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with open(password, 'rb') as f:
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keyder = f.read()
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rsa = RSA(keyder)
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rsa = RSA(password)
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length = int_value(param.get('Length', 0)) / 8
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rights = str_value(param.get('ADEPT_LICENSE')).decode('base64')
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rights = zlib.decompress(rights, -15)
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@@ -1907,14 +1972,14 @@ class PDFObjStrmParser(PDFParser):
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### My own code, for which there is none else to blame
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class PDFSerializer(object):
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def __init__(self, inf, keypath):
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def __init__(self, inf, userkey):
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global GEN_XREF_STM, gen_xref_stm
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gen_xref_stm = GEN_XREF_STM > 1
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self.version = inf.read(8)
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inf.seek(0)
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self.doc = doc = PDFDocument()
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parser = PDFParser(doc, inf)
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doc.initialize(keypath)
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doc.initialize(userkey)
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self.objids = objids = set()
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for xref in reversed(doc.xrefs):
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trailer = xref.trailer
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@@ -2097,142 +2162,144 @@ class PDFSerializer(object):
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self.write('endobj\n')
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class DecryptionDialog(Tkinter.Frame):
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def __init__(self, root):
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Tkinter.Frame.__init__(self, root, border=5)
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ltext='Select file for decryption\n'
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self.status = Tkinter.Label(self, text=ltext)
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self.status.pack(fill=Tkconstants.X, expand=1)
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body = Tkinter.Frame(self)
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body.pack(fill=Tkconstants.X, expand=1)
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sticky = Tkconstants.E + Tkconstants.W
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body.grid_columnconfigure(1, weight=2)
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Tkinter.Label(body, text='Key file').grid(row=0)
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self.keypath = Tkinter.Entry(body, width=30)
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self.keypath.grid(row=0, column=1, sticky=sticky)
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if os.path.exists('adeptkey.der'):
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self.keypath.insert(0, 'adeptkey.der')
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button = Tkinter.Button(body, text="...", command=self.get_keypath)
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button.grid(row=0, column=2)
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Tkinter.Label(body, text='Input file').grid(row=1)
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self.inpath = Tkinter.Entry(body, width=30)
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self.inpath.grid(row=1, column=1, sticky=sticky)
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button = Tkinter.Button(body, text="...", command=self.get_inpath)
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button.grid(row=1, column=2)
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Tkinter.Label(body, text='Output file').grid(row=2)
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self.outpath = Tkinter.Entry(body, width=30)
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self.outpath.grid(row=2, column=1, sticky=sticky)
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button = Tkinter.Button(body, text="...", command=self.get_outpath)
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button.grid(row=2, column=2)
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buttons = Tkinter.Frame(self)
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buttons.pack()
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botton = Tkinter.Button(
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buttons, text="Decrypt", width=10, command=self.decrypt)
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botton.pack(side=Tkconstants.LEFT)
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Tkinter.Frame(buttons, width=10).pack(side=Tkconstants.LEFT)
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button = Tkinter.Button(
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buttons, text="Quit", width=10, command=self.quit)
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button.pack(side=Tkconstants.RIGHT)
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def get_keypath(self):
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keypath = tkFileDialog.askopenfilename(
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parent=None, title='Select ADEPT key file',
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defaultextension='.der', filetypes=[('DER-encoded files', '.der'),
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('All Files', '.*')])
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if keypath:
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keypath = os.path.normpath(os.path.realpath(keypath))
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self.keypath.delete(0, Tkconstants.END)
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self.keypath.insert(0, keypath)
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return
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def get_inpath(self):
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inpath = tkFileDialog.askopenfilename(
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parent=None, title='Select ADEPT encrypted PDF file to decrypt',
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defaultextension='.pdf', filetypes=[('PDF files', '.pdf'),
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('All files', '.*')])
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if inpath:
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inpath = os.path.normpath(os.path.realpath(inpath))
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self.inpath.delete(0, Tkconstants.END)
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self.inpath.insert(0, inpath)
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return
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def get_outpath(self):
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outpath = tkFileDialog.asksaveasfilename(
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parent=None, title='Select unencrypted PDF file to produce',
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defaultextension='.pdf', filetypes=[('PDF files', '.pdf'),
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('All files', '.*')])
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if outpath:
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outpath = os.path.normpath(os.path.realpath(outpath))
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self.outpath.delete(0, Tkconstants.END)
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self.outpath.insert(0, outpath)
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return
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def decrypt(self):
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keypath = self.keypath.get()
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inpath = self.inpath.get()
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outpath = self.outpath.get()
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if not keypath or not os.path.exists(keypath):
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# keyfile doesn't exist
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self.status['text'] = 'Specified Adept key file does not exist'
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return
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if not inpath or not os.path.exists(inpath):
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self.status['text'] = 'Specified input file does not exist'
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return
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if not outpath:
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self.status['text'] = 'Output file not specified'
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return
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if inpath == outpath:
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self.status['text'] = 'Must have different input and output files'
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return
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# patch for non-ascii characters
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argv = [sys.argv[0], keypath, inpath, outpath]
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self.status['text'] = 'Processing ...'
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try:
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cli_main(argv)
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except Exception, a:
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self.status['text'] = 'Error: ' + str(a)
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return
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self.status['text'] = 'File successfully decrypted.\n'+\
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'Close this window or decrypt another pdf file.'
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return
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def decryptBook(keypath, inpath, outpath):
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def decryptBook(userkey, inpath, outpath):
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if RSA is None:
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raise ADEPTError(u"PyCrypto or OpenSSL must be installed.")
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with open(inpath, 'rb') as inf:
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try:
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serializer = PDFSerializer(inf, keypath)
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serializer = PDFSerializer(inf, userkey)
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except:
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print "Error serializing pdf. Probably wrong key."
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return 1
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print u"Error serializing pdf {0}. Probably wrong key.".format(os.path.basename(inpath))
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return 2
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# hope this will fix the 'bad file descriptor' problem
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with open(outpath, 'wb') as outf:
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# help construct to make sure the method runs to the end
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# help construct to make sure the method runs to the end
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try:
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serializer.dump(outf)
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except:
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print "error writing pdf."
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return 1
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except Exception, e:
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print u"error writing pdf: {0}".format(e.args[0])
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return 2
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return 0
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def cli_main(argv=sys.argv):
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def cli_main(argv=unicode_argv()):
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progname = os.path.basename(argv[0])
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if RSA is None:
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print "%s: This script requires OpenSSL or PyCrypto, which must be installed " \
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"separately. Read the top-of-script comment for details." % \
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(progname,)
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return 1
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if len(argv) != 4:
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print "usage: %s KEYFILE INBOOK OUTBOOK" % (progname,)
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print u"usage: {0} <keyfile.der> <inbook.pdf> <outbook.pdf>".format(progname)
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return 1
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keypath, inpath, outpath = argv[1:]
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return decryptBook(keypath, inpath, outpath)
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userkey = open(keypath,'rb').read()
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result = decryptBook(userkey, inpath, outpath)
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if result == 0:
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print u"Successfully decrypted {0:s} as {1:s}".format(os.path.basename(inpath),os.path.basename(outpath))
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return result
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def gui_main():
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import Tkinter
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import Tkconstants
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import tkFileDialog
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import tkMessageBox
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class DecryptionDialog(Tkinter.Frame):
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def __init__(self, root):
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Tkinter.Frame.__init__(self, root, border=5)
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self.status = Tkinter.Label(self, text=u"Select files for decryption")
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self.status.pack(fill=Tkconstants.X, expand=1)
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body = Tkinter.Frame(self)
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body.pack(fill=Tkconstants.X, expand=1)
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sticky = Tkconstants.E + Tkconstants.W
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body.grid_columnconfigure(1, weight=2)
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Tkinter.Label(body, text=u"Key file").grid(row=0)
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self.keypath = Tkinter.Entry(body, width=30)
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self.keypath.grid(row=0, column=1, sticky=sticky)
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if os.path.exists(u"adeptkey.der"):
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self.keypath.insert(0, u"adeptkey.der")
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button = Tkinter.Button(body, text=u"...", command=self.get_keypath)
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button.grid(row=0, column=2)
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Tkinter.Label(body, text=u"Input file").grid(row=1)
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self.inpath = Tkinter.Entry(body, width=30)
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self.inpath.grid(row=1, column=1, sticky=sticky)
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button = Tkinter.Button(body, text=u"...", command=self.get_inpath)
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button.grid(row=1, column=2)
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Tkinter.Label(body, text=u"Output file").grid(row=2)
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self.outpath = Tkinter.Entry(body, width=30)
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self.outpath.grid(row=2, column=1, sticky=sticky)
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button = Tkinter.Button(body, text=u"...", command=self.get_outpath)
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button.grid(row=2, column=2)
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buttons = Tkinter.Frame(self)
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buttons.pack()
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botton = Tkinter.Button(
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buttons, text=u"Decrypt", width=10, command=self.decrypt)
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botton.pack(side=Tkconstants.LEFT)
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Tkinter.Frame(buttons, width=10).pack(side=Tkconstants.LEFT)
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button = Tkinter.Button(
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buttons, text=u"Quit", width=10, command=self.quit)
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button.pack(side=Tkconstants.RIGHT)
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def get_keypath(self):
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keypath = tkFileDialog.askopenfilename(
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parent=None, title=u"Select Adobe Adept \'.der\' key file",
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defaultextension=u".der",
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filetypes=[('Adobe Adept DER-encoded files', '.der'),
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('All Files', '.*')])
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if keypath:
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keypath = os.path.normpath(keypath)
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self.keypath.delete(0, Tkconstants.END)
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self.keypath.insert(0, keypath)
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return
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def get_inpath(self):
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inpath = tkFileDialog.askopenfilename(
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parent=None, title=u"Select ADEPT-encrypted PDF file to decrypt",
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defaultextension=u".pdf", filetypes=[('PDF files', '.pdf')])
|
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if inpath:
|
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inpath = os.path.normpath(inpath)
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self.inpath.delete(0, Tkconstants.END)
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self.inpath.insert(0, inpath)
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return
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|
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def get_outpath(self):
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outpath = tkFileDialog.asksaveasfilename(
|
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parent=None, title=u"Select unencrypted PDF file to produce",
|
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defaultextension=u".pdf", filetypes=[('PDF files', '.pdf')])
|
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if outpath:
|
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outpath = os.path.normpath(outpath)
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self.outpath.delete(0, Tkconstants.END)
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self.outpath.insert(0, outpath)
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return
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def decrypt(self):
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keypath = self.keypath.get()
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inpath = self.inpath.get()
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outpath = self.outpath.get()
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if not keypath or not os.path.exists(keypath):
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self.status['text'] = u"Specified key file does not exist"
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return
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if not inpath or not os.path.exists(inpath):
|
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self.status['text'] = u"Specified input file does not exist"
|
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return
|
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if not outpath:
|
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self.status['text'] = u"Output file not specified"
|
||||
return
|
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if inpath == outpath:
|
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self.status['text'] = u"Must have different input and output files"
|
||||
return
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userkey = open(keypath,'rb').read()
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self.status['text'] = u"Decrypting..."
|
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try:
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decrypt_status = decryptBook(userkey, inpath, outpath)
|
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except Exception, e:
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self.status['text'] = u"Error; {0}".format(e.args[0])
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return
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if decrypt_status == 0:
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self.status['text'] = u"File successfully decrypted"
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else:
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self.status['text'] = u"The was an error decrypting the file."
|
||||
|
||||
|
||||
root = Tkinter.Tk()
|
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if RSA is None:
|
||||
root.withdraw()
|
||||
@@ -2241,7 +2308,7 @@ def gui_main():
|
||||
"This script requires OpenSSL or PyCrypto, which must be installed "
|
||||
"separately. Read the top-of-script comment for details.")
|
||||
return 1
|
||||
root.title('INEPT PDF Decrypter')
|
||||
root.title(u"Adobe Adept PDF Decrypter v.{0}".format(__version__))
|
||||
root.resizable(True, False)
|
||||
root.minsize(370, 0)
|
||||
DecryptionDialog(root).pack(fill=Tkconstants.X, expand=1)
|
||||
@@ -2251,5 +2318,7 @@ def gui_main():
|
||||
|
||||
if __name__ == '__main__':
|
||||
if len(sys.argv) > 1:
|
||||
sys.stdout=SafeUnbuffered(sys.stdout)
|
||||
sys.stderr=SafeUnbuffered(sys.stderr)
|
||||
sys.exit(cli_main())
|
||||
sys.exit(gui_main())
|
||||
|
||||
Reference in New Issue
Block a user