Fix more Py2/Py3 stuff

DeDRM_plugin/__calibre_compat_code.py

@@ -14,7 +14,8 @@ if "calibre" in sys.modules and sys.version_info[0] == 2:
     if os.path.join(config_dir, "plugins", "DeDRM.zip") not in sys.path:
         sys.path.insert(0, os.path.join(config_dir, "plugins", "DeDRM.zip"))
 
-# Explicitly set the package identifier so we are allowed to import stuff ...
-__package__ = "calibre_plugins.dedrm"
+if "calibre" in sys.modules:
+    # Explicitly set the package identifier so we are allowed to import stuff ...
+    __package__ = "calibre_plugins.dedrm"
 
 #@@CALIBRE_COMPAT_CODE_END@@

DeDRM_plugin/__main__.py

@@ -5,10 +5,21 @@
 # (CLI interface without Calibre)
 # Copyright © 2021 NoDRM
 
+"""
+
+NOTE: This code is not functional (yet). I started working on it a while ago
+to make a standalone version of the plugins that could work without Calibre, 
+too, but for now there's only a rough code structure and no working code yet.
+
+Currently, to use these plugins, you will need to use Calibre. Hopwfully that'll
+change in the future. 
+
+"""
+
 __license__   = 'GPL v3'
 __docformat__ = 'restructuredtext en'
 
-# For revision history see __init__.py
+# For revision history see CHANGELOG.md
 
 """
 Run DeDRM plugin without Calibre.

DeDRM_plugin/convert2xml.py

@@ -5,7 +5,10 @@
 # For use with Topaz Scripts Version 2.6
 # Python 3, September 2020
 
-from utilities import SafeUnbuffered
+
+#@@CALIBRE_COMPAT_CODE@@
+
+from .utilities import SafeUnbuffered
 
 import sys
 import csv

DeDRM_plugin/epubtest.py

@@ -49,6 +49,8 @@
 
 __version__ = '2.0'
 
+#@@CALIBRE_COMPAT_CODE@@
+
 import sys, struct, os, traceback
 import zlib
 import zipfile

DeDRM_plugin/genbook.py

@@ -4,7 +4,9 @@
 # Python 3 for calibre 5.0
 from __future__ import print_function
 
-from utilities import SafeUnbuffered
+#@@CALIBRE_COMPAT_CODE@@
+
+from .utilities import SafeUnbuffered
 
 import sys
 import csv

DeDRM_plugin/ignoblekeyGenPassHash.py

@@ -45,6 +45,8 @@ import os
 import hashlib
 import base64
 
+#@@CALIBRE_COMPAT_CODE@@
+
 try:
     from Cryptodome.Cipher import AES
 except ImportError:

DeDRM_plugin/ignoblekeyNookStudy.py

@@ -27,6 +27,8 @@ import hashlib
 import getopt
 import re
 
+#@@CALIBRE_COMPAT_CODE@@
+
 from .utilities import SafeUnbuffered
 
 try:

DeDRM_plugin/ineptepub.py

@@ -70,6 +70,8 @@ def unpad(data, padding=16):
 
     return data[:-pad_len]
 
+#@@CALIBRE_COMPAT_CODE@@
+
 from .utilities import SafeUnbuffered
 from .argv_utils import unicode_argv
 

DeDRM_plugin/ineptpdf.py

@@ -92,13 +92,14 @@ def unpad(data, padding=16):
 
     return data[:-pad_len]
 
+#@@CALIBRE_COMPAT_CODE@@
 
 from .utilities import SafeUnbuffered
+from .argv_utils import unicode_argv
 
 iswindows = sys.platform.startswith('win')
 isosx = sys.platform.startswith('darwin')
 
-from .argv_utils import unicode_argv
 
 class ADEPTError(Exception):
     pass

DeDRM_plugin/ion.py

@@ -30,6 +30,9 @@ import struct
 
 from io import BytesIO
 
+#@@CALIBRE_COMPAT_CODE@@
+
+
 try:
     from Cryptodome.Cipher import AES
     from Cryptodome.Util.py3compat import bchr
@@ -57,7 +60,7 @@ except ImportError:
                 # Windows-friendly choice: pylzma wheels
                 import pylzma as lzma
 
-from kfxtables import *
+from .kfxtables import *
 
 TID_NULL = 0
 TID_BOOLEAN = 1

DeDRM_plugin/kindlekey.py

@@ -62,6 +62,8 @@ except NameError:
 
 # Routines common to Mac and PC
 
+#@@CALIBRE_COMPAT_CODE@@
+
 from .utilities import SafeUnbuffered
 from .argv_utils import unicode_argv
     

DeDRM_plugin/kindlepid.py

@@ -16,8 +16,9 @@
 import sys
 import binascii
 
-from .utilities import SafeUnbuffered
+#@@CALIBRE_COMPAT_CODE@@
 
+from .utilities import SafeUnbuffered
 from .argv_utils import unicode_argv
 
 letters = b'ABCDEFGHIJKLMNPQRSTUVWXYZ123456789'