Fix RSA.import_key (fixes #101)
Apparently "import_key" only exists in newer versions (as an alias to "importKey"). "importKey" works in all versions ...
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@ -69,4 +69,4 @@ List of changes since the fork of Apprentice Harper's repository:
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## Fixes on master (not yet released):
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- (None)
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- Fix a bug introduced with #48 that breaks DeDRM'ing on Calibre 4 (fixes #101).
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@ -302,7 +302,7 @@ def decryptBook(userkey, inpath, outpath):
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if len(bookkey) != 64:
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# Normal or "hardened" Adobe ADEPT
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rsakey = RSA.import_key(userkey) # parses the ASN1 structure
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rsakey = RSA.importKey(userkey) # parses the ASN1 structure
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bookkey = base64.b64decode(bookkey)
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if int(keytype, 10) > 2:
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bookkey = removeHardening(rights, keytype, bookkey)
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@ -1669,7 +1669,7 @@ class PDFDocument(object):
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def initialize_ebx_inept(self, password, docid, param):
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self.is_printable = self.is_modifiable = self.is_extractable = True
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rsakey = RSA.import_key(password) # parses the ASN1 structure
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rsakey = RSA.importKey(password) # parses the ASN1 structure
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length = int_value(param.get('Length', 0)) // 8
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rights = codecs.decode(param.get('ADEPT_LICENSE'), 'base64')
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rights = zlib.decompress(rights, -15)
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