tools v3.0

First combined mobi/topaz kindle tool

Calibre_Plugins/eReaderPDB2PML_plugin/eReaderPDB2PML_plugin.py

@@ -10,9 +10,7 @@
 # This plugin is meant to convert secure Ereader files (PDB) to unsecured PMLZ files.
 # Calibre can then convert it to whatever format you desire.
 # It is meant to function without having to install any dependencies...
-# other than having Calibre installed, of course. I've included the psyco libraries
-# (compiled for each platform) for speed. If your system can use them, great!
-# Otherwise, they won't be used and things will just work slower.
+# other than having Calibre installed, of course. 
 #
 # Installation:
 # Go to Calibre's Preferences page... click on the Plugins button. Use the file
@@ -32,6 +30,7 @@
 # Revision history:
 #   0.0.1 - Initial release
 #   0.0.2 - updated to distinguish it from earlier non-openssl version
+#   0.0.3 - removed added psyco code as it is not supported under Calibre's Python 2.7
 
 import sys, os
 
@@ -43,25 +42,17 @@ class eRdrDeDRM(FileTypePlugin):
                             Credit given to The Dark Reverser for the original standalone script.'
     supported_platforms = ['linux', 'osx', 'windows'] # Platforms this plugin will run on
     author              = 'DiapDealer' # The author of this plugin
-    version             = (0, 0, 2)   # The version number of this plugin
+    version             = (0, 0, 3)   # The version number of this plugin
     file_types          = set(['pdb']) # The file types that this plugin will be applied to
     on_import           = True # Run this plugin during the import
 
     def run(self, path_to_ebook):
         from calibre.ptempfile import PersistentTemporaryDirectory
         from calibre.constants import iswindows, isosx
-        pdir = 'windows' if iswindows else 'osx' if isosx else 'linux'
-        ppath = os.path.join(self.sys_insertion_path, pdir)
-        sys.path.insert(0, ppath)
         
         global bookname, erdr2pml
         import erdr2pml
         
-        if 'psyco' in sys.modules:
-            print 'Using psyco acceleration for %s.' % pdir
-        else:
-            print 'NOT using psyco acceleration for %s. Conversion may be slow.' % pdir
-        
         infile = path_to_ebook
         bookname = os.path.splitext(os.path.basename(infile))[0]
         outdir = PersistentTemporaryDirectory()
@@ -74,7 +65,6 @@ class eRdrDeDRM(FileTypePlugin):
                 try:
                     name, cc = i.split(',')
                 except ValueError:
-                    sys.path.remove(ppath)
                     print '   Error parsing user supplied data.'
                     return path_to_ebook
 

Calibre_Plugins/eReaderPDB2PML_plugin/erdr2pml.py

@@ -55,12 +55,18 @@
 #  0.14 - contributed enhancement to support --make-pmlz switch
 #  0.15 - enabled high-ascii to pml character encoding. DropBook now works on Mac.
 #  0.16 - convert to use openssl DES (very very fast) or pure python DES if openssl's libcrypto is not available
+#  0.17 - added support for pycrypto's DES as well
 
 Des = None
 
 import openssl_des
 Des = openssl_des.load_libcrypto()
 
+# if that did not work then try pycrypto version of DES
+if Des == None:
+    import pycrypto_des
+    Des = pycrypto_des.load_pycrypto()
+
 # if that did not work then use pure python implementation
 # of DES and try to speed it up with Psycho
 if Des == None:
@@ -68,16 +74,14 @@ if Des == None:
     Des = python_des.Des
     # Import Psyco if available
     try:
-        # Dumb speed hack 1
         # http://psyco.sourceforge.net
         import psyco
         psyco.full()
-        pass
     except ImportError:
         pass
 
 
-__version__='0.16'
+__version__='0.17'
 
 class Unbuffered:
     def __init__(self, stream):

Calibre_Plugins/eReaderPDB2PML_plugin/pycrypto_des.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python
+# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
+
+
+def load_pycrypto():
+    try :
+        from Crypto.Cipher import DES as _DES
+    except:
+        return None
+
+    class DES(object):
+        def __init__(self, key):
+            if len(key) != 8 :
+                raise Error('DES improper key used')
+            self.key = key
+            self._des = _DES.new(key,_DES.MODE_ECB)
+        def desdecrypt(self, data):
+            return self._des.decrypt(data)
+        def decrypt(self, data):
+            if not data:
+                return ''
+            i = 0
+            result = []
+            while i < len(data):
+                block = data[i:i+8]
+                processed_block = self.desdecrypt(block)
+                result.append(processed_block)
+                i += 8
+            return ''.join(result)
+    return DES
+

Calibre_Plugins/eReaderPDB2PML_plugin/python_des.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
 import sys
 
 ECB =	0