tools v5.4.1
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Apprentice Alf
@@ -6,11 +6,11 @@ from __future__ import with_statement
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# Released under the terms of the GNU General Public Licence, version 3 or
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# later. <http://www.gnu.org/licenses/>
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# PLEASE DO NOT PIRATE EBOOKS!
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# PLEASE DO NOT PIRATE EBOOKS!
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# We want all authors and publishers, and eBook stores to live
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# long and prosperous lives but at the same time we just want to
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# be able to read OUR books on whatever device we want and to keep
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# long and prosperous lives but at the same time we just want to
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# be able to read OUR books on whatever device we want and to keep
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# readable for a long, long time
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# Requires Calibre version 0.7.55 or higher.
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@@ -52,11 +52,12 @@ from __future__ import with_statement
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# 0.1 - Initial release
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# 0.1.1 - back port ineptpdf 8.4.X support for increased number of encryption methods
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# 0.1.2 - back port ineptpdf 8.4.X bug fixes
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# 0.1.3 - add in fix for improper rejection of session bookkeys with len(bookkey) = length + 1
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# 0.1.3 - add in fix for improper rejection of session bookkeys with len(bookkey) = length + 1
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# 0.1.4 - update to the new calibre plugin interface
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# 0.1.5 - synced to ineptpdf 7.11
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# 0.1.6 - Fix for potential problem with PyCrypto
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# 0.1.7 - Fix for potential problem with ADE keys and fix possible output/unicode problem
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# 0.1.8 - Fix for code copying error
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"""
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Decrypts Adobe ADEPT-encrypted PDF files.
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@@ -104,7 +105,7 @@ def _load_crypto_libcrypto():
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AES_MAXNR = 14
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RSA_NO_PADDING = 3
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c_char_pp = POINTER(c_char_p)
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c_int_p = POINTER(c_int)
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@@ -2112,7 +2113,7 @@ class PDFSerializer(object):
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if self.last.isalnum():
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self.write('\n')
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self.write('endobj\n')
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def plugin_main(keypath, inpath, outpath):
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with open(inpath, 'rb') as inf:
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try:
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@@ -2128,7 +2129,7 @@ def plugin_main(keypath, inpath, outpath):
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except:
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print "error writing pdf."
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return 1
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return 0
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return 0
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from calibre.customize import FileTypePlugin
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@@ -2140,14 +2141,14 @@ class IneptPDFDeDRM(FileTypePlugin):
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Credit given to I <3 Cabbages for the original stand-alone scripts.'
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supported_platforms = ['linux', 'osx', 'windows']
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author = 'DiapDealer'
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version = (0, 1, 7)
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version = (0, 1, 8)
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minimum_calibre_version = (0, 7, 55) # for the new plugin interface
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file_types = set(['pdf'])
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on_import = True
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def run(self, path_to_ebook):
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from calibre_plugins.ineptpdf import outputfix
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if sys.stdout.encoding == None:
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sys.stdout = outputfix.getwriter('utf-8')(sys.stdout)
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else:
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@@ -2158,14 +2159,14 @@ class IneptPDFDeDRM(FileTypePlugin):
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sys.stderr = outputfix.getwriter(sys.stderr.encoding)(sys.stderr)
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global ARC4, RSA, AES
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ARC4, RSA, AES = _load_crypto()
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if AES == None or RSA == None or ARC4 == None:
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# Failed to load libcrypto or PyCrypto... Adobe PDFs can\'t be decrypted.'
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raise ADEPTError('IneptPDF: Failed to load crypto libs... Adobe PDFs can\'t be decrypted.')
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return
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# Load any keyfiles (*.der) included Calibre's config directory.
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userkeys = []
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@@ -2189,13 +2190,13 @@ class IneptPDFDeDRM(FileTypePlugin):
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except IOError:
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print 'IneptPDF: Error reading keyfiles from config directory.'
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pass
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if not foundDefault:
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# Try to find key from ADE install and save the key in
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# Calibre's configuration directory for future use.
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if iswindows or isosx:
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# ADE key retrieval script included in respective OS folder.
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from calibre_plugins.ineptepub.ineptkey import retrieve_keys
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from calibre_plugins.ineptpdf.ineptkey import retrieve_keys
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try:
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keys = retrieve_keys()
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for i,key in enumerate(keys):
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@@ -2211,7 +2212,7 @@ class IneptPDFDeDRM(FileTypePlugin):
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# No user keys found... bail out.
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raise ADEPTError('IneptPDF - No keys found. Check keyfile(s)/ADE install')
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return None
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# Attempt to decrypt pdf with each encryption key found.
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for userkey in userkeys:
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# Create a TemporaryPersistent file to work with.
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@@ -2219,11 +2220,11 @@ class IneptPDFDeDRM(FileTypePlugin):
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kf = self.temporary_file('.der')
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with open(kf.name, 'wb') as f:
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f.write(userkey)
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# Give the user keyfile, ebook and TemporaryPersistent file to the plugin_main function.
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print "Ready to start decrypting."
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result = plugin_main(kf.name, path_to_ebook, of.name)
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# Decryption was successful return the modified PersistentTemporary
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# file to Calibre's import process.
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if result == 0:
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@@ -2234,7 +2235,7 @@ class IneptPDFDeDRM(FileTypePlugin):
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else:
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print 'IneptPDF: Encryption key invalid... trying others.'
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of.close()
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# Something went wrong with decryption.
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# Import the original unmolested pdf.
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of.close
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