tools v3.0

First combined mobi/topaz kindle tool
This commit is contained in:
Apprentice Alf
2010-12-30 22:41:07 +00:00
parent 38eabe7612
commit a7856f5c32
148 changed files with 13779 additions and 8871 deletions

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@@ -24,7 +24,7 @@
<key>CFBundleExecutable</key>
<string>droplet</string>
<key>CFBundleGetInfoString</key>
<string>DeDRM 1.3, Copyright © 2010 by Apprentice Alf.</string>
<string>DeDRM 1.4, Copyright © 2010 by Apprentice Alf.</string>
<key>CFBundleIconFile</key>
<string>droplet</string>
<key>CFBundleInfoDictionaryVersion</key>
@@ -34,11 +34,11 @@
<key>CFBundlePackageType</key>
<string>APPL</string>
<key>CFBundleShortVersionString</key>
<string>1.3</string>
<key>CFBundleSignature</key>
<string>dplt</string>
<string>1.4</string>
<key>LSMinimumSystemVersion</key>
<string>10.5.0</string>
<key>CFBundleSignature</key>
<string>dplt</string>
<key>LSRequiresCarbon</key>
<true/>
<key>WindowState</key>

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@@ -0,0 +1,900 @@
#! /usr/bin/python
"""
Comprehensive Mazama Book DRM with Topaz Cryptography V2.2
-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDdBHJ4CNc6DNFCw4MRCw4SWAK6
M8hYfnNEI0yQmn5Ti+W8biT7EatpauE/5jgQMPBmdNrDr1hbHyHBSP7xeC2qlRWC
B62UCxeu/fpfnvNHDN/wPWWH4jynZ2M6cdcnE5LQ+FfeKqZn7gnG2No1U9h7oOHx
y2/pHuYme7U1TsgSjwIDAQAB
-----END PUBLIC KEY-----
"""
from __future__ import with_statement
import csv
import sys
import os
import getopt
import zlib
from struct import pack
from struct import unpack
from ctypes import windll, c_char_p, c_wchar_p, c_uint, POINTER, byref, \
create_unicode_buffer, create_string_buffer, CFUNCTYPE, addressof, \
string_at, Structure, c_void_p, cast
import _winreg as winreg
import Tkinter
import Tkconstants
import tkMessageBox
import traceback
import hashlib
MAX_PATH = 255
kernel32 = windll.kernel32
advapi32 = windll.advapi32
crypt32 = windll.crypt32
global kindleDatabase
global bookFile
global bookPayloadOffset
global bookHeaderRecords
global bookMetadata
global bookKey
global command
#
# Various character maps used to decrypt books. Probably supposed to act as obfuscation
#
charMap1 = "n5Pr6St7Uv8Wx9YzAb0Cd1Ef2Gh3Jk4M"
charMap2 = "AaZzB0bYyCc1XxDdW2wEeVv3FfUuG4g-TtHh5SsIiR6rJjQq7KkPpL8lOoMm9Nn_"
charMap3 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
charMap4 = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
#
# Exceptions for all the problems that might happen during the script
#
class CMBDTCError(Exception):
pass
class CMBDTCFatal(Exception):
pass
#
# Stolen stuff
#
class DataBlob(Structure):
_fields_ = [('cbData', c_uint),
('pbData', c_void_p)]
DataBlob_p = POINTER(DataBlob)
def GetSystemDirectory():
GetSystemDirectoryW = kernel32.GetSystemDirectoryW
GetSystemDirectoryW.argtypes = [c_wchar_p, c_uint]
GetSystemDirectoryW.restype = c_uint
def GetSystemDirectory():
buffer = create_unicode_buffer(MAX_PATH + 1)
GetSystemDirectoryW(buffer, len(buffer))
return buffer.value
return GetSystemDirectory
GetSystemDirectory = GetSystemDirectory()
def GetVolumeSerialNumber():
GetVolumeInformationW = kernel32.GetVolumeInformationW
GetVolumeInformationW.argtypes = [c_wchar_p, c_wchar_p, c_uint,
POINTER(c_uint), POINTER(c_uint),
POINTER(c_uint), c_wchar_p, c_uint]
GetVolumeInformationW.restype = c_uint
def GetVolumeSerialNumber(path):
vsn = c_uint(0)
GetVolumeInformationW(path, None, 0, byref(vsn), None, None, None, 0)
return vsn.value
return GetVolumeSerialNumber
GetVolumeSerialNumber = GetVolumeSerialNumber()
def GetUserName():
GetUserNameW = advapi32.GetUserNameW
GetUserNameW.argtypes = [c_wchar_p, POINTER(c_uint)]
GetUserNameW.restype = c_uint
def GetUserName():
buffer = create_unicode_buffer(32)
size = c_uint(len(buffer))
while not GetUserNameW(buffer, byref(size)):
buffer = create_unicode_buffer(len(buffer) * 2)
size.value = len(buffer)
return buffer.value.encode('utf-16-le')[::2]
return GetUserName
GetUserName = GetUserName()
def CryptUnprotectData():
_CryptUnprotectData = crypt32.CryptUnprotectData
_CryptUnprotectData.argtypes = [DataBlob_p, c_wchar_p, DataBlob_p,
c_void_p, c_void_p, c_uint, DataBlob_p]
_CryptUnprotectData.restype = c_uint
def CryptUnprotectData(indata, entropy):
indatab = create_string_buffer(indata)
indata = DataBlob(len(indata), cast(indatab, c_void_p))
entropyb = create_string_buffer(entropy)
entropy = DataBlob(len(entropy), cast(entropyb, c_void_p))
outdata = DataBlob()
if not _CryptUnprotectData(byref(indata), None, byref(entropy),
None, None, 0, byref(outdata)):
raise CMBDTCFatal("Failed to Unprotect Data")
return string_at(outdata.pbData, outdata.cbData)
return CryptUnprotectData
CryptUnprotectData = CryptUnprotectData()
#
# Returns the MD5 digest of "message"
#
def MD5(message):
ctx = hashlib.md5()
ctx.update(message)
return ctx.digest()
#
# Returns the MD5 digest of "message"
#
def SHA1(message):
ctx = hashlib.sha1()
ctx.update(message)
return ctx.digest()
#
# Open the book file at path
#
def openBook(path):
try:
return open(path,'rb')
except:
raise CMBDTCFatal("Could not open book file: " + path)
#
# Encode the bytes in data with the characters in map
#
def encode(data, map):
result = ""
for char in data:
value = ord(char)
Q = (value ^ 0x80) // len(map)
R = value % len(map)
result += map[Q]
result += map[R]
return result
#
# Hash the bytes in data and then encode the digest with the characters in map
#
def encodeHash(data,map):
return encode(MD5(data),map)
#
# Decode the string in data with the characters in map. Returns the decoded bytes
#
def decode(data,map):
result = ""
for i in range (0,len(data),2):
high = map.find(data[i])
low = map.find(data[i+1])
value = (((high * 0x40) ^ 0x80) & 0xFF) + low
result += pack("B",value)
return result
#
# Locate and open the Kindle.info file (Hopefully in the way it is done in the Kindle application)
#
def openKindleInfo():
regkey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders\\")
path = winreg.QueryValueEx(regkey, 'Local AppData')[0]
return open(path+'\\Amazon\\Kindle For PC\\{AMAwzsaPaaZAzmZzZQzgZCAkZ3AjA_AY}\\kindle.info','r')
#
# Parse the Kindle.info file and return the records as a list of key-values
#
def parseKindleInfo():
DB = {}
infoReader = openKindleInfo()
infoReader.read(1)
data = infoReader.read()
items = data.split('{')
for item in items:
splito = item.split(':')
DB[splito[0]] =splito[1]
return DB
#
# Find if the original string for a hashed/encoded string is known. If so return the original string othwise return an empty string. (Totally not optimal)
#
def findNameForHash(hash):
names = ["kindle.account.tokens","kindle.cookie.item","eulaVersionAccepted","login_date","kindle.token.item","login","kindle.key.item","kindle.name.info","kindle.device.info", "MazamaRandomNumber"]
result = ""
for name in names:
if hash == encodeHash(name, charMap2):
result = name
break
return name
#
# Print all the records from the kindle.info file (option -i)
#
def printKindleInfo():
for record in kindleDatabase:
name = findNameForHash(record)
if name != "" :
print (name)
print ("--------------------------\n")
else :
print ("Unknown Record")
print getKindleInfoValueForHash(record)
print "\n"
#
# Get a record from the Kindle.info file for the key "hashedKey" (already hashed and encoded). Return the decoded and decrypted record
#
def getKindleInfoValueForHash(hashedKey):
global kindleDatabase
encryptedValue = decode(kindleDatabase[hashedKey],charMap2)
return CryptUnprotectData(encryptedValue,"")
#
# Get a record from the Kindle.info file for the string in "key" (plaintext). Return the decoded and decrypted record
#
def getKindleInfoValueForKey(key):
return getKindleInfoValueForHash(encodeHash(key,charMap2))
#
# Get a 7 bit encoded number from the book file
#
def bookReadEncodedNumber():
flag = False
data = ord(bookFile.read(1))
if data == 0xFF:
flag = True
data = ord(bookFile.read(1))
if data >= 0x80:
datax = (data & 0x7F)
while data >= 0x80 :
data = ord(bookFile.read(1))
datax = (datax <<7) + (data & 0x7F)
data = datax
if flag:
data = -data
return data
#
# Encode a number in 7 bit format
#
def encodeNumber(number):
result = ""
negative = False
flag = 0
if number < 0 :
number = -number + 1
negative = True
while True:
byte = number & 0x7F
number = number >> 7
byte += flag
result += chr(byte)
flag = 0x80
if number == 0 :
if (byte == 0xFF and negative == False) :
result += chr(0x80)
break
if negative:
result += chr(0xFF)
return result[::-1]
#
# Get a length prefixed string from the file
#
def bookReadString():
stringLength = bookReadEncodedNumber()
return unpack(str(stringLength)+"s",bookFile.read(stringLength))[0]
#
# Returns a length prefixed string
#
def lengthPrefixString(data):
return encodeNumber(len(data))+data
#
# Read and return the data of one header record at the current book file position [[offset,compressedLength,decompressedLength],...]
#
def bookReadHeaderRecordData():
nbValues = bookReadEncodedNumber()
values = []
for i in range (0,nbValues):
values.append([bookReadEncodedNumber(),bookReadEncodedNumber(),bookReadEncodedNumber()])
return values
#
# Read and parse one header record at the current book file position and return the associated data [[offset,compressedLength,decompressedLength],...]
#
def parseTopazHeaderRecord():
if ord(bookFile.read(1)) != 0x63:
raise CMBDTCFatal("Parse Error : Invalid Header")
tag = bookReadString()
record = bookReadHeaderRecordData()
return [tag,record]
#
# Parse the header of a Topaz file, get all the header records and the offset for the payload
#
def parseTopazHeader():
global bookHeaderRecords
global bookPayloadOffset
magic = unpack("4s",bookFile.read(4))[0]
if magic != 'TPZ0':
raise CMBDTCFatal("Parse Error : Invalid Header, not a Topaz file")
nbRecords = bookReadEncodedNumber()
bookHeaderRecords = {}
for i in range (0,nbRecords):
result = parseTopazHeaderRecord()
bookHeaderRecords[result[0]] = result[1]
if ord(bookFile.read(1)) != 0x64 :
raise CMBDTCFatal("Parse Error : Invalid Header")
bookPayloadOffset = bookFile.tell()
#
# Get a record in the book payload, given its name and index. If necessary the record is decrypted. The record is not decompressed
#
def getBookPayloadRecord(name, index):
encrypted = False
try:
recordOffset = bookHeaderRecords[name][index][0]
except:
raise CMBDTCFatal("Parse Error : Invalid Record, record not found")
bookFile.seek(bookPayloadOffset + recordOffset)
tag = bookReadString()
if tag != name :
raise CMBDTCFatal("Parse Error : Invalid Record, record name doesn't match")
recordIndex = bookReadEncodedNumber()
if recordIndex < 0 :
encrypted = True
recordIndex = -recordIndex -1
if recordIndex != index :
raise CMBDTCFatal("Parse Error : Invalid Record, index doesn't match")
if bookHeaderRecords[name][index][2] != 0 :
record = bookFile.read(bookHeaderRecords[name][index][2])
else:
record = bookFile.read(bookHeaderRecords[name][index][1])
if encrypted:
ctx = topazCryptoInit(bookKey)
record = topazCryptoDecrypt(record,ctx)
return record
#
# Extract, decrypt and decompress a book record indicated by name and index and print it or save it in "filename"
#
def extractBookPayloadRecord(name, index, filename):
compressed = False
try:
compressed = bookHeaderRecords[name][index][2] != 0
record = getBookPayloadRecord(name,index)
except:
print("Could not find record")
if compressed:
try:
record = zlib.decompress(record)
except:
raise CMBDTCFatal("Could not decompress record")
if filename != "":
try:
file = open(filename,"wb")
file.write(record)
file.close()
except:
raise CMBDTCFatal("Could not write to destination file")
else:
print(record)
#
# return next record [key,value] from the book metadata from the current book position
#
def readMetadataRecord():
return [bookReadString(),bookReadString()]
#
# Parse the metadata record from the book payload and return a list of [key,values]
#
def parseMetadata():
global bookHeaderRecords
global bookPayloadAddress
global bookMetadata
bookMetadata = {}
bookFile.seek(bookPayloadOffset + bookHeaderRecords["metadata"][0][0])
tag = bookReadString()
if tag != "metadata" :
raise CMBDTCFatal("Parse Error : Record Names Don't Match")
flags = ord(bookFile.read(1))
nbRecords = ord(bookFile.read(1))
for i in range (0,nbRecords) :
record =readMetadataRecord()
bookMetadata[record[0]] = record[1]
#
# Returns two bit at offset from a bit field
#
def getTwoBitsFromBitField(bitField,offset):
byteNumber = offset // 4
bitPosition = 6 - 2*(offset % 4)
return ord(bitField[byteNumber]) >> bitPosition & 3
#
# Returns the six bits at offset from a bit field
#
def getSixBitsFromBitField(bitField,offset):
offset *= 3
value = (getTwoBitsFromBitField(bitField,offset) <<4) + (getTwoBitsFromBitField(bitField,offset+1) << 2) +getTwoBitsFromBitField(bitField,offset+2)
return value
#
# 8 bits to six bits encoding from hash to generate PID string
#
def encodePID(hash):
global charMap3
PID = ""
for position in range (0,8):
PID += charMap3[getSixBitsFromBitField(hash,position)]
return PID
#
# Context initialisation for the Topaz Crypto
#
def topazCryptoInit(key):
ctx1 = 0x0CAFFE19E
for keyChar in key:
keyByte = ord(keyChar)
ctx2 = ctx1
ctx1 = ((((ctx1 >>2) * (ctx1 >>7))&0xFFFFFFFF) ^ (keyByte * keyByte * 0x0F902007)& 0xFFFFFFFF )
return [ctx1,ctx2]
#
# decrypt data with the context prepared by topazCryptoInit()
#
def topazCryptoDecrypt(data, ctx):
ctx1 = ctx[0]
ctx2 = ctx[1]
plainText = ""
for dataChar in data:
dataByte = ord(dataChar)
m = (dataByte ^ ((ctx1 >> 3) &0xFF) ^ ((ctx2<<3) & 0xFF)) &0xFF
ctx2 = ctx1
ctx1 = (((ctx1 >> 2) * (ctx1 >> 7)) &0xFFFFFFFF) ^((m * m * 0x0F902007) &0xFFFFFFFF)
plainText += chr(m)
return plainText
#
# Decrypt a payload record with the PID
#
def decryptRecord(data,PID):
ctx = topazCryptoInit(PID)
return topazCryptoDecrypt(data, ctx)
#
# Try to decrypt a dkey record (contains the book PID)
#
def decryptDkeyRecord(data,PID):
record = decryptRecord(data,PID)
fields = unpack("3sB8sB8s3s",record)
if fields[0] != "PID" or fields[5] != "pid" :
raise CMBDTCError("Didn't find PID magic numbers in record")
elif fields[1] != 8 or fields[3] != 8 :
raise CMBDTCError("Record didn't contain correct length fields")
elif fields[2] != PID :
raise CMBDTCError("Record didn't contain PID")
return fields[4]
#
# Decrypt all the book's dkey records (contain the book PID)
#
def decryptDkeyRecords(data,PID):
nbKeyRecords = ord(data[0])
records = []
data = data[1:]
for i in range (0,nbKeyRecords):
length = ord(data[0])
try:
key = decryptDkeyRecord(data[1:length+1],PID)
records.append(key)
except CMBDTCError:
pass
data = data[1+length:]
return records
#
# Encryption table used to generate the device PID
#
def generatePidEncryptionTable() :
table = []
for counter1 in range (0,0x100):
value = counter1
for counter2 in range (0,8):
if (value & 1 == 0) :
value = value >> 1
else :
value = value >> 1
value = value ^ 0xEDB88320
table.append(value)
return table
#
# Seed value used to generate the device PID
#
def generatePidSeed(table,dsn) :
value = 0
for counter in range (0,4) :
index = (ord(dsn[counter]) ^ value) &0xFF
value = (value >> 8) ^ table[index]
return value
#
# Generate the device PID
#
def generateDevicePID(table,dsn,nbRoll):
seed = generatePidSeed(table,dsn)
pidAscii = ""
pid = [(seed >>24) &0xFF,(seed >> 16) &0xff,(seed >> 8) &0xFF,(seed) & 0xFF,(seed>>24) & 0xFF,(seed >> 16) &0xff,(seed >> 8) &0xFF,(seed) & 0xFF]
index = 0
for counter in range (0,nbRoll):
pid[index] = pid[index] ^ ord(dsn[counter])
index = (index+1) %8
for counter in range (0,8):
index = ((((pid[counter] >>5) & 3) ^ pid[counter]) & 0x1f) + (pid[counter] >> 7)
pidAscii += charMap4[index]
return pidAscii
#
# Create decrypted book payload
#
def createDecryptedPayload(payload):
# store data to be able to create the header later
headerData= []
currentOffset = 0
# Add social DRM to decrypted files
try:
data = getKindleInfoValueForKey("kindle.name.info")+":"+ getKindleInfoValueForKey("login")
if payload!= None:
payload.write(lengthPrefixString("sdrm"))
payload.write(encodeNumber(0))
payload.write(data)
else:
currentOffset += len(lengthPrefixString("sdrm"))
currentOffset += len(encodeNumber(0))
currentOffset += len(data)
except:
pass
for headerRecord in bookHeaderRecords:
name = headerRecord
newRecord = []
if name != "dkey" :
for index in range (0,len(bookHeaderRecords[name])) :
offset = currentOffset
if payload != None:
# write tag
payload.write(lengthPrefixString(name))
# write data
payload.write(encodeNumber(index))
payload.write(getBookPayloadRecord(name, index))
else :
currentOffset += len(lengthPrefixString(name))
currentOffset += len(encodeNumber(index))
currentOffset += len(getBookPayloadRecord(name, index))
newRecord.append([offset,bookHeaderRecords[name][index][1],bookHeaderRecords[name][index][2]])
headerData.append([name,newRecord])
return headerData
#
# Create decrypted book
#
def createDecryptedBook(outputFile):
outputFile = open(outputFile,"wb")
# Write the payload in a temporary file
headerData = createDecryptedPayload(None)
outputFile.write("TPZ0")
outputFile.write(encodeNumber(len(headerData)))
for header in headerData :
outputFile.write(chr(0x63))
outputFile.write(lengthPrefixString(header[0]))
outputFile.write(encodeNumber(len(header[1])))
for numbers in header[1] :
outputFile.write(encodeNumber(numbers[0]))
outputFile.write(encodeNumber(numbers[1]))
outputFile.write(encodeNumber(numbers[2]))
outputFile.write(chr(0x64))
createDecryptedPayload(outputFile)
outputFile.close()
#
# Set the command to execute by the programm according to cmdLine parameters
#
def setCommand(name) :
global command
if command != "" :
raise CMBDTCFatal("Invalid command line parameters")
else :
command = name
#
# Program usage
#
def usage():
print("\nUsage:")
print("\nCMBDTC.py [options] bookFileName\n")
print("-p Adds a PID to the list of PIDs that are tried to decrypt the book key (can be used several times)")
print("-d Saves a decrypted copy of the book")
print("-r Prints or writes to disk a record indicated in the form name:index (e.g \"img:0\")")
print("-o Output file name to write records and decrypted books")
print("-v Verbose (can be used several times)")
print("-i Prints kindle.info database")
#
# Main
#
def main(argv=sys.argv):
global kindleDatabase
global bookMetadata
global bookKey
global bookFile
global command
progname = os.path.basename(argv[0])
verbose = 0
recordName = ""
recordIndex = 0
outputFile = ""
PIDs = []
kindleDatabase = None
command = ""
try:
opts, args = getopt.getopt(sys.argv[1:], "vdir:o:p:")
except getopt.GetoptError, err:
# print help information and exit:
print str(err) # will print something like "option -a not recognized"
usage()
sys.exit(2)
if len(opts) == 0 and len(args) == 0 :
usage()
sys.exit(2)
for o, a in opts:
if o == "-v":
verbose+=1
if o == "-i":
setCommand("printInfo")
if o =="-o":
if a == None :
raise CMBDTCFatal("Invalid parameter for -o")
outputFile = a
if o =="-r":
setCommand("printRecord")
try:
recordName,recordIndex = a.split(':')
except:
raise CMBDTCFatal("Invalid parameter for -r")
if o =="-p":
PIDs.append(a)
if o =="-d":
setCommand("doit")
if command == "" :
raise CMBDTCFatal("No action supplied on command line")
#
# Read the encrypted database
#
try:
kindleDatabase = parseKindleInfo()
except Exception, message:
if verbose>0:
print(message)
if kindleDatabase != None :
if command == "printInfo" :
printKindleInfo()
#
# Compute the DSN
#
# Get the Mazama Random number
MazamaRandomNumber = getKindleInfoValueForKey("MazamaRandomNumber")
# Get the HDD serial
encodedSystemVolumeSerialNumber = encodeHash(str(GetVolumeSerialNumber(GetSystemDirectory().split('\\')[0] + '\\')),charMap1)
# Get the current user name
encodedUsername = encodeHash(GetUserName(),charMap1)
# concat, hash and encode
DSN = encode(SHA1(MazamaRandomNumber+encodedSystemVolumeSerialNumber+encodedUsername),charMap1)
if verbose >1:
print("DSN: " + DSN)
#
# Compute the device PID
#
table = generatePidEncryptionTable()
devicePID = generateDevicePID(table,DSN,4)
PIDs.append(devicePID)
if verbose > 0:
print("Device PID: " + devicePID)
#
# Open book and parse metadata
#
if len(args) == 1:
bookFile = openBook(args[0])
parseTopazHeader()
parseMetadata()
#
# Compute book PID
#
# Get the account token
if kindleDatabase != None:
kindleAccountToken = getKindleInfoValueForKey("kindle.account.tokens")
if verbose >1:
print("Account Token: " + kindleAccountToken)
keysRecord = bookMetadata["keys"]
keysRecordRecord = bookMetadata[keysRecord]
pidHash = SHA1(DSN+kindleAccountToken+keysRecord+keysRecordRecord)
bookPID = encodePID(pidHash)
PIDs.append(bookPID)
if verbose > 0:
print ("Book PID: " + bookPID )
#
# Decrypt book key
#
dkey = getBookPayloadRecord('dkey', 0)
bookKeys = []
for PID in PIDs :
bookKeys+=decryptDkeyRecords(dkey,PID)
if len(bookKeys) == 0 :
if verbose > 0 :
print ("Book key could not be found. Maybe this book is not registered with this device.")
else :
bookKey = bookKeys[0]
if verbose > 0:
print("Book key: " + bookKey.encode('hex'))
if command == "printRecord" :
extractBookPayloadRecord(recordName,int(recordIndex),outputFile)
if outputFile != "" and verbose>0 :
print("Wrote record to file: "+outputFile)
elif command == "doit" :
if outputFile!="" :
createDecryptedBook(outputFile)
if verbose >0 :
print ("Decrypted book saved. Don't pirate!")
elif verbose > 0:
print("Output file name was not supplied.")
return 0
if __name__ == '__main__':
sys.exit(main())

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@@ -0,0 +1,817 @@
#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
# For use with Topaz Scripts Version 2.6
class Unbuffered:
def __init__(self, stream):
self.stream = stream
def write(self, data):
self.stream.write(data)
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
import sys
sys.stdout=Unbuffered(sys.stdout)
import csv
import os
import getopt
from struct import pack
from struct import unpack
# Get a 7 bit encoded number from string. The most
# significant byte comes first and has the high bit (8th) set
def readEncodedNumber(file):
flag = False
c = file.read(1)
if (len(c) == 0):
return None
data = ord(c)
if data == 0xFF:
flag = True
c = file.read(1)
if (len(c) == 0):
return None
data = ord(c)
if data >= 0x80:
datax = (data & 0x7F)
while data >= 0x80 :
c = file.read(1)
if (len(c) == 0):
return None
data = ord(c)
datax = (datax <<7) + (data & 0x7F)
data = datax
if flag:
data = -data
return data
# returns a binary string that encodes a number into 7 bits
# most significant byte first which has the high bit set
def encodeNumber(number):
result = ""
negative = False
flag = 0
if number < 0 :
number = -number + 1
negative = True
while True:
byte = number & 0x7F
number = number >> 7
byte += flag
result += chr(byte)
flag = 0x80
if number == 0 :
if (byte == 0xFF and negative == False) :
result += chr(0x80)
break
if negative:
result += chr(0xFF)
return result[::-1]
# create / read a length prefixed string from the file
def lengthPrefixString(data):
return encodeNumber(len(data))+data
def readString(file):
stringLength = readEncodedNumber(file)
if (stringLength == None):
return ""
sv = file.read(stringLength)
if (len(sv) != stringLength):
return ""
return unpack(str(stringLength)+"s",sv)[0]
# convert a binary string generated by encodeNumber (7 bit encoded number)
# to the value you would find inside the page*.dat files to be processed
def convert(i):
result = ''
val = encodeNumber(i)
for j in xrange(len(val)):
c = ord(val[j:j+1])
result += '%02x' % c
return result
# the complete string table used to store all book text content
# as well as the xml tokens and values that make sense out of it
class Dictionary(object):
def __init__(self, dictFile):
self.filename = dictFile
self.size = 0
self.fo = file(dictFile,'rb')
self.stable = []
self.size = readEncodedNumber(self.fo)
for i in xrange(self.size):
self.stable.append(self.escapestr(readString(self.fo)))
self.pos = 0
def escapestr(self, str):
str = str.replace('&','&amp;')
str = str.replace('<','&lt;')
str = str.replace('>','&gt;')
str = str.replace('=','&#61;')
return str
def lookup(self,val):
if ((val >= 0) and (val < self.size)) :
self.pos = val
return self.stable[self.pos]
else:
print "Error - %d outside of string table limits" % val
sys.exit(-1)
def getSize(self):
return self.size
def getPos(self):
return self.pos
def dumpDict(self):
for i in xrange(self.size):
print "%d %s %s" % (i, convert(i), self.stable[i])
return
# parses the xml snippets that are represented by each page*.dat file.
# also parses the other0.dat file - the main stylesheet
# and information used to inject the xml snippets into page*.dat files
class PageParser(object):
def __init__(self, filename, dict, debug, flat_xml):
self.fo = file(filename,'rb')
self.id = os.path.basename(filename).replace('.dat','')
self.dict = dict
self.debug = debug
self.flat_xml = flat_xml
self.tagpath = []
self.doc = []
self.snippetList = []
# hash table used to enable the decoding process
# This has all been developed by trial and error so it may still have omissions or
# contain errors
# Format:
# tag : (number of arguments, argument type, subtags present, special case of subtags presents when escaped)
token_tags = {
'x' : (1, 'scalar_number', 0, 0),
'y' : (1, 'scalar_number', 0, 0),
'h' : (1, 'scalar_number', 0, 0),
'w' : (1, 'scalar_number', 0, 0),
'firstWord' : (1, 'scalar_number', 0, 0),
'lastWord' : (1, 'scalar_number', 0, 0),
'rootID' : (1, 'scalar_number', 0, 0),
'stemID' : (1, 'scalar_number', 0, 0),
'type' : (1, 'scalar_text', 0, 0),
'info' : (0, 'number', 1, 0),
'info.word' : (0, 'number', 1, 1),
'info.word.ocrText' : (1, 'text', 0, 0),
'info.word.firstGlyph' : (1, 'raw', 0, 0),
'info.word.lastGlyph' : (1, 'raw', 0, 0),
'info.word.bl' : (1, 'raw', 0, 0),
'info.word.link_id' : (1, 'number', 0, 0),
'glyph' : (0, 'number', 1, 1),
'glyph.x' : (1, 'number', 0, 0),
'glyph.y' : (1, 'number', 0, 0),
'glyph.glyphID' : (1, 'number', 0, 0),
'dehyphen' : (0, 'number', 1, 1),
'dehyphen.rootID' : (1, 'number', 0, 0),
'dehyphen.stemID' : (1, 'number', 0, 0),
'dehyphen.stemPage' : (1, 'number', 0, 0),
'dehyphen.sh' : (1, 'number', 0, 0),
'links' : (0, 'number', 1, 1),
'links.page' : (1, 'number', 0, 0),
'links.rel' : (1, 'number', 0, 0),
'links.row' : (1, 'number', 0, 0),
'links.title' : (1, 'text', 0, 0),
'links.href' : (1, 'text', 0, 0),
'links.type' : (1, 'text', 0, 0),
'paraCont' : (0, 'number', 1, 1),
'paraCont.rootID' : (1, 'number', 0, 0),
'paraCont.stemID' : (1, 'number', 0, 0),
'paraCont.stemPage' : (1, 'number', 0, 0),
'paraStems' : (0, 'number', 1, 1),
'paraStems.stemID' : (1, 'number', 0, 0),
'wordStems' : (0, 'number', 1, 1),
'wordStems.stemID' : (1, 'number', 0, 0),
'empty' : (1, 'snippets', 1, 0),
'page' : (1, 'snippets', 1, 0),
'page.pageid' : (1, 'scalar_text', 0, 0),
'page.pagelabel' : (1, 'scalar_text', 0, 0),
'page.type' : (1, 'scalar_text', 0, 0),
'page.h' : (1, 'scalar_number', 0, 0),
'page.w' : (1, 'scalar_number', 0, 0),
'page.startID' : (1, 'scalar_number', 0, 0),
'group' : (1, 'snippets', 1, 0),
'group.type' : (1, 'scalar_text', 0, 0),
'region' : (1, 'snippets', 1, 0),
'region.type' : (1, 'scalar_text', 0, 0),
'region.x' : (1, 'scalar_number', 0, 0),
'region.y' : (1, 'scalar_number', 0, 0),
'region.h' : (1, 'scalar_number', 0, 0),
'region.w' : (1, 'scalar_number', 0, 0),
'empty_text_region' : (1, 'snippets', 1, 0),
'img' : (1, 'snippets', 1, 0),
'img.x' : (1, 'scalar_number', 0, 0),
'img.y' : (1, 'scalar_number', 0, 0),
'img.h' : (1, 'scalar_number', 0, 0),
'img.w' : (1, 'scalar_number', 0, 0),
'img.src' : (1, 'scalar_number', 0, 0),
'img.color_src' : (1, 'scalar_number', 0, 0),
'paragraph' : (1, 'snippets', 1, 0),
'paragraph.class' : (1, 'scalar_text', 0, 0),
'paragraph.firstWord' : (1, 'scalar_number', 0, 0),
'paragraph.lastWord' : (1, 'scalar_number', 0, 0),
'word_semantic' : (1, 'snippets', 1, 1),
'word_semantic.type' : (1, 'scalar_text', 0, 0),
'word_semantic.firstWord' : (1, 'scalar_number', 0, 0),
'word_semantic.lastWord' : (1, 'scalar_number', 0, 0),
'word' : (1, 'snippets', 1, 0),
'word.type' : (1, 'scalar_text', 0, 0),
'word.class' : (1, 'scalar_text', 0, 0),
'word.firstGlyph' : (1, 'scalar_number', 0, 0),
'word.lastGlyph' : (1, 'scalar_number', 0, 0),
'_span' : (1, 'snippets', 1, 0),
'_span.firstWord' : (1, 'scalar_number', 0, 0),
'-span.lastWord' : (1, 'scalar_number', 0, 0),
'span' : (1, 'snippets', 1, 0),
'span.firstWord' : (1, 'scalar_number', 0, 0),
'span.lastWord' : (1, 'scalar_number', 0, 0),
'extratokens' : (1, 'snippets', 1, 0),
'extratokens.type' : (1, 'scalar_text', 0, 0),
'extratokens.firstGlyph' : (1, 'scalar_number', 0, 0),
'extratokens.lastGlyph' : (1, 'scalar_number', 0, 0),
'glyph.h' : (1, 'number', 0, 0),
'glyph.w' : (1, 'number', 0, 0),
'glyph.use' : (1, 'number', 0, 0),
'glyph.vtx' : (1, 'number', 0, 1),
'glyph.len' : (1, 'number', 0, 1),
'glyph.dpi' : (1, 'number', 0, 0),
'vtx' : (0, 'number', 1, 1),
'vtx.x' : (1, 'number', 0, 0),
'vtx.y' : (1, 'number', 0, 0),
'len' : (0, 'number', 1, 1),
'len.n' : (1, 'number', 0, 0),
'book' : (1, 'snippets', 1, 0),
'version' : (1, 'snippets', 1, 0),
'version.FlowEdit_1_id' : (1, 'scalar_text', 0, 0),
'version.FlowEdit_1_version' : (1, 'scalar_text', 0, 0),
'version.Schema_id' : (1, 'scalar_text', 0, 0),
'version.Schema_version' : (1, 'scalar_text', 0, 0),
'version.Topaz_version' : (1, 'scalar_text', 0, 0),
'version.WordDetailEdit_1_id' : (1, 'scalar_text', 0, 0),
'version.WordDetailEdit_1_version' : (1, 'scalar_text', 0, 0),
'version.ZoneEdit_1_id' : (1, 'scalar_text', 0, 0),
'version.ZoneEdit_1_version' : (1, 'scalar_text', 0, 0),
'version.chapterheaders' : (1, 'scalar_text', 0, 0),
'version.creation_date' : (1, 'scalar_text', 0, 0),
'version.header_footer' : (1, 'scalar_text', 0, 0),
'version.init_from_ocr' : (1, 'scalar_text', 0, 0),
'version.letter_insertion' : (1, 'scalar_text', 0, 0),
'version.xmlinj_convert' : (1, 'scalar_text', 0, 0),
'version.xmlinj_reflow' : (1, 'scalar_text', 0, 0),
'version.xmlinj_transform' : (1, 'scalar_text', 0, 0),
'version.findlists' : (1, 'scalar_text', 0, 0),
'version.page_num' : (1, 'scalar_text', 0, 0),
'version.page_type' : (1, 'scalar_text', 0, 0),
'version.bad_text' : (1, 'scalar_text', 0, 0),
'version.glyph_mismatch' : (1, 'scalar_text', 0, 0),
'version.margins' : (1, 'scalar_text', 0, 0),
'version.staggered_lines' : (1, 'scalar_text', 0, 0),
'version.paragraph_continuation' : (1, 'scalar_text', 0, 0),
'version.toc' : (1, 'scalar_text', 0, 0),
'stylesheet' : (1, 'snippets', 1, 0),
'style' : (1, 'snippets', 1, 0),
'style._tag' : (1, 'scalar_text', 0, 0),
'style.type' : (1, 'scalar_text', 0, 0),
'style._parent_type' : (1, 'scalar_text', 0, 0),
'style.class' : (1, 'scalar_text', 0, 0),
'style._after_class' : (1, 'scalar_text', 0, 0),
'rule' : (1, 'snippets', 1, 0),
'rule.attr' : (1, 'scalar_text', 0, 0),
'rule.value' : (1, 'scalar_text', 0, 0),
'original' : (0, 'number', 1, 1),
'original.pnum' : (1, 'number', 0, 0),
'original.pid' : (1, 'text', 0, 0),
'pages' : (0, 'number', 1, 1),
'pages.ref' : (1, 'number', 0, 0),
'pages.id' : (1, 'number', 0, 0),
'startID' : (0, 'number', 1, 1),
'startID.page' : (1, 'number', 0, 0),
'startID.id' : (1, 'number', 0, 0),
}
# full tag path record keeping routines
def tag_push(self, token):
self.tagpath.append(token)
def tag_pop(self):
if len(self.tagpath) > 0 :
self.tagpath.pop()
def tagpath_len(self):
return len(self.tagpath)
def get_tagpath(self, i):
cnt = len(self.tagpath)
if i < cnt : result = self.tagpath[i]
for j in xrange(i+1, cnt) :
result += '.' + self.tagpath[j]
return result
# list of absolute command byte values values that indicate
# various types of loop meachanisms typically used to generate vectors
cmd_list = (0x76, 0x76)
# peek at and return 1 byte that is ahead by i bytes
def peek(self, aheadi):
c = self.fo.read(aheadi)
if (len(c) == 0):
return None
self.fo.seek(-aheadi,1)
c = c[-1:]
return ord(c)
# get the next value from the file being processed
def getNext(self):
nbyte = self.peek(1);
if (nbyte == None):
return None
val = readEncodedNumber(self.fo)
return val
# format an arg by argtype
def formatArg(self, arg, argtype):
if (argtype == 'text') or (argtype == 'scalar_text') :
result = self.dict.lookup(arg)
elif (argtype == 'raw') or (argtype == 'number') or (argtype == 'scalar_number') :
result = arg
elif (argtype == 'snippets') :
result = arg
else :
print "Error Unknown argtype %s" % argtype
sys.exit(-2)
return result
# process the next tag token, recursively handling subtags,
# arguments, and commands
def procToken(self, token):
known_token = False
self.tag_push(token)
if self.debug : print 'Processing: ', self.get_tagpath(0)
cnt = self.tagpath_len()
for j in xrange(cnt):
tkn = self.get_tagpath(j)
if tkn in self.token_tags :
num_args = self.token_tags[tkn][0]
argtype = self.token_tags[tkn][1]
subtags = self.token_tags[tkn][2]
splcase = self.token_tags[tkn][3]
ntags = -1
known_token = True
break
if known_token :
# handle subtags if present
subtagres = []
if (splcase == 1):
# this type of tag uses of escape marker 0x74 indicate subtag count
if self.peek(1) == 0x74:
skip = readEncodedNumber(self.fo)
subtags = 1
num_args = 0
if (subtags == 1):
ntags = readEncodedNumber(self.fo)
if self.debug : print 'subtags: ' + token + ' has ' + str(ntags)
for j in xrange(ntags):
val = readEncodedNumber(self.fo)
subtagres.append(self.procToken(self.dict.lookup(val)))
# arguments can be scalars or vectors of text or numbers
argres = []
if num_args > 0 :
firstarg = self.peek(1)
if (firstarg in self.cmd_list) and (argtype != 'scalar_number') and (argtype != 'scalar_text'):
# single argument is a variable length vector of data
arg = readEncodedNumber(self.fo)
argres = self.decodeCMD(arg,argtype)
else :
# num_arg scalar arguments
for i in xrange(num_args):
argres.append(self.formatArg(readEncodedNumber(self.fo), argtype))
# build the return tag
result = []
tkn = self.get_tagpath(0)
result.append(tkn)
result.append(subtagres)
result.append(argtype)
result.append(argres)
self.tag_pop()
return result
# all tokens that need to be processed should be in the hash
# table if it may indicate a problem, either new token
# or an out of sync condition
else:
result = []
if (self.debug):
print 'Unknown Token:', token
self.tag_pop()
return result
# special loop used to process code snippets
# it is NEVER used to format arguments.
# builds the snippetList
def doLoop72(self, argtype):
cnt = readEncodedNumber(self.fo)
if self.debug :
result = 'Set of '+ str(cnt) + ' xml snippets. The overall structure \n'
result += 'of the document is indicated by snippet number sets at the\n'
result += 'end of each snippet. \n'
print result
for i in xrange(cnt):
if self.debug: print 'Snippet:',str(i)
snippet = []
snippet.append(i)
val = readEncodedNumber(self.fo)
snippet.append(self.procToken(self.dict.lookup(val)))
self.snippetList.append(snippet)
return
# general loop code gracisouly submitted by "skindle" - thank you!
def doLoop76Mode(self, argtype, cnt, mode):
result = []
adj = 0
if mode & 1:
adj = readEncodedNumber(self.fo)
mode = mode >> 1
x = []
for i in xrange(cnt):
x.append(readEncodedNumber(self.fo) - adj)
for i in xrange(mode):
for j in xrange(1, cnt):
x[j] = x[j] + x[j - 1]
for i in xrange(cnt):
result.append(self.formatArg(x[i],argtype))
return result
# dispatches loop commands bytes with various modes
# The 0x76 style loops are used to build vectors
# This was all derived by trial and error and
# new loop types may exist that are not handled here
# since they did not appear in the test cases
def decodeCMD(self, cmd, argtype):
if (cmd == 0x76):
# loop with cnt, and mode to control loop styles
cnt = readEncodedNumber(self.fo)
mode = readEncodedNumber(self.fo)
if self.debug : print 'Loop for', cnt, 'with mode', mode, ': '
return self.doLoop76Mode(argtype, cnt, mode)
if self.dbug: print "Unknown command", cmd
result = []
return result
# add full tag path to injected snippets
def updateName(self, tag, prefix):
name = tag[0]
subtagList = tag[1]
argtype = tag[2]
argList = tag[3]
nname = prefix + '.' + name
nsubtaglist = []
for j in subtagList:
nsubtaglist.append(self.updateName(j,prefix))
ntag = []
ntag.append(nname)
ntag.append(nsubtaglist)
ntag.append(argtype)
ntag.append(argList)
return ntag
# perform depth first injection of specified snippets into this one
def injectSnippets(self, snippet):
snipno, tag = snippet
name = tag[0]
subtagList = tag[1]
argtype = tag[2]
argList = tag[3]
nsubtagList = []
if len(argList) > 0 :
for j in argList:
asnip = self.snippetList[j]
aso, atag = self.injectSnippets(asnip)
atag = self.updateName(atag, name)
nsubtagList.append(atag)
argtype='number'
argList=[]
if len(nsubtagList) > 0 :
subtagList.extend(nsubtagList)
tag = []
tag.append(name)
tag.append(subtagList)
tag.append(argtype)
tag.append(argList)
snippet = []
snippet.append(snipno)
snippet.append(tag)
return snippet
# format the tag for output
def formatTag(self, node):
name = node[0]
subtagList = node[1]
argtype = node[2]
argList = node[3]
fullpathname = name.split('.')
nodename = fullpathname.pop()
ilvl = len(fullpathname)
indent = ' ' * (3 * ilvl)
result = indent + '<' + nodename + '>'
if len(argList) > 0:
argres = ''
for j in argList:
if (argtype == 'text') or (argtype == 'scalar_text') :
argres += j + '|'
else :
argres += str(j) + ','
argres = argres[0:-1]
if argtype == 'snippets' :
result += 'snippets:' + argres
else :
result += argres
if len(subtagList) > 0 :
result += '\n'
for j in subtagList:
if len(j) > 0 :
result += self.formatTag(j)
result += indent + '</' + nodename + '>\n'
else:
result += '</' + nodename + '>\n'
return result
# flatten tag
def flattenTag(self, node):
name = node[0]
subtagList = node[1]
argtype = node[2]
argList = node[3]
result = name
if (len(argList) > 0):
argres = ''
for j in argList:
if (argtype == 'text') or (argtype == 'scalar_text') :
argres += j + '|'
else :
argres += str(j) + '|'
argres = argres[0:-1]
if argtype == 'snippets' :
result += '.snippets=' + argres
else :
result += '=' + argres
result += '\n'
for j in subtagList:
if len(j) > 0 :
result += self.flattenTag(j)
return result
# reduce create xml output
def formatDoc(self, flat_xml):
result = ''
for j in self.doc :
if len(j) > 0:
if flat_xml:
result += self.flattenTag(j)
else:
result += self.formatTag(j)
if self.debug : print result
return result
# main loop - parse the page.dat files
# to create structured document and snippets
# FIXME: value at end of magic appears to be a subtags count
# but for what? For now, inject an 'info" tag as it is in
# every dictionary and seems close to what is meant
# The alternative is to special case the last _ "0x5f" to mean something
def process(self):
# peek at the first bytes to see what type of file it is
magic = self.fo.read(9)
if (magic[0:1] == 'p') and (magic[2:9] == 'marker_'):
first_token = 'info'
elif (magic[0:1] == 'p') and (magic[2:9] == '__PAGE_'):
skip = self.fo.read(2)
first_token = 'info'
elif (magic[0:1] == 'p') and (magic[2:8] == '_PAGE_'):
first_token = 'info'
elif (magic[0:1] == 'g') and (magic[2:9] == '__GLYPH'):
skip = self.fo.read(3)
first_token = 'info'
else :
# other0.dat file
first_token = None
self.fo.seek(-9,1)
# main loop to read and build the document tree
while True:
if first_token != None :
# use "inserted" first token 'info' for page and glyph files
tag = self.procToken(first_token)
if len(tag) > 0 :
self.doc.append(tag)
first_token = None
v = self.getNext()
if (v == None):
break
if (v == 0x72):
self.doLoop72('number')
elif (v > 0) and (v < self.dict.getSize()) :
tag = self.procToken(self.dict.lookup(v))
if len(tag) > 0 :
self.doc.append(tag)
else:
if self.debug:
print "Main Loop: Unknown value: %x" % v
if (v == 0):
if (self.peek(1) == 0x5f):
skip = self.fo.read(1)
first_token = 'info'
# now do snippet injection
if len(self.snippetList) > 0 :
if self.debug : print 'Injecting Snippets:'
snippet = self.injectSnippets(self.snippetList[0])
snipno = snippet[0]
tag_add = snippet[1]
if self.debug : print self.formatTag(tag_add)
if len(tag_add) > 0:
self.doc.append(tag_add)
# handle generation of xml output
xmlpage = self.formatDoc(self.flat_xml)
return xmlpage
def fromData(dict, fname):
flat_xml = True
debug = False
pp = PageParser(fname, dict, debug, flat_xml)
xmlpage = pp.process()
return xmlpage
def getXML(dict, fname):
flat_xml = False
debug = False
pp = PageParser(fname, dict, debug, flat_xml)
xmlpage = pp.process()
return xmlpage
def usage():
print 'Usage: '
print ' convert2xml.py dict0000.dat infile.dat '
print ' '
print ' Options:'
print ' -h print this usage help message '
print ' -d turn on debug output to check for potential errors '
print ' --flat-xml output the flattened xml page description only '
print ' '
print ' This program will attempt to convert a page*.dat file or '
print ' glyphs*.dat file, using the dict0000.dat file, to its xml description. '
print ' '
print ' Use "cmbtc_dump.py" first to unencrypt, uncompress, and dump '
print ' the *.dat files from a Topaz format e-book.'
#
# Main
#
def main(argv):
dictFile = ""
pageFile = ""
debug = False
flat_xml = False
printOutput = False
if len(argv) == 0:
printOutput = True
argv = sys.argv
try:
opts, args = getopt.getopt(argv[1:], "hd", ["flat-xml"])
except getopt.GetoptError, err:
# print help information and exit:
print str(err) # will print something like "option -a not recognized"
usage()
sys.exit(2)
if len(opts) == 0 and len(args) == 0 :
usage()
sys.exit(2)
for o, a in opts:
if o =="-d":
debug=True
if o =="-h":
usage()
sys.exit(0)
if o =="--flat-xml":
flat_xml = True
dictFile, pageFile = args[0], args[1]
# read in the string table dictionary
dict = Dictionary(dictFile)
# dict.dumpDict()
# create a page parser
pp = PageParser(pageFile, dict, debug, flat_xml)
xmlpage = pp.process()
if printOutput:
print xmlpage
return 0
return xmlpage
if __name__ == '__main__':
sys.exit(main(''))

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#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
# For use with Topaz Scripts Version 2.6
import sys
import csv
import os
import math
import getopt
from struct import pack
from struct import unpack
class DocParser(object):
def __init__(self, flatxml, classlst, fileid, bookDir, gdict, fixedimage):
self.id = os.path.basename(fileid).replace('.dat','')
self.svgcount = 0
self.docList = flatxml.split('\n')
self.docSize = len(self.docList)
self.classList = {}
self.bookDir = bookDir
self.gdict = gdict
tmpList = classlst.split('\n')
for pclass in tmpList:
if pclass != '':
# remove the leading period from the css name
cname = pclass[1:]
self.classList[cname] = True
self.fixedimage = fixedimage
self.ocrtext = []
self.link_id = []
self.link_title = []
self.link_page = []
self.link_href = []
self.link_type = []
self.dehyphen_rootid = []
self.paracont_stemid = []
self.parastems_stemid = []
def getGlyph(self, gid):
result = ''
id='id="gl%d"' % gid
return self.gdict.lookup(id)
def glyphs_to_image(self, glyphList):
def extract(path, key):
b = path.find(key) + len(key)
e = path.find(' ',b)
return int(path[b:e])
svgDir = os.path.join(self.bookDir,'svg')
imgDir = os.path.join(self.bookDir,'img')
imgname = self.id + '_%04d.svg' % self.svgcount
imgfile = os.path.join(imgDir,imgname)
# get glyph information
gxList = self.getData('info.glyph.x',0,-1)
gyList = self.getData('info.glyph.y',0,-1)
gidList = self.getData('info.glyph.glyphID',0,-1)
gids = []
maxws = []
maxhs = []
xs = []
ys = []
gdefs = []
# get path defintions, positions, dimensions for ecah glyph
# that makes up the image, and find min x and min y to reposition origin
minx = -1
miny = -1
for j in glyphList:
gid = gidList[j]
gids.append(gid)
xs.append(gxList[j])
if minx == -1: minx = gxList[j]
else : minx = min(minx, gxList[j])
ys.append(gyList[j])
if miny == -1: miny = gyList[j]
else : miny = min(miny, gyList[j])
path = self.getGlyph(gid)
gdefs.append(path)
maxws.append(extract(path,'width='))
maxhs.append(extract(path,'height='))
# change the origin to minx, miny and calc max height and width
maxw = maxws[0] + xs[0] - minx
maxh = maxhs[0] + ys[0] - miny
for j in xrange(0, len(xs)):
xs[j] = xs[j] - minx
ys[j] = ys[j] - miny
maxw = max( maxw, (maxws[j] + xs[j]) )
maxh = max( maxh, (maxhs[j] + ys[j]) )
# open the image file for output
ifile = open(imgfile,'w')
ifile.write('<?xml version="1.0" standalone="no"?>\n')
ifile.write('<!DOCTYPE svg PUBLIC "-//W3C/DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n')
ifile.write('<svg width="%dpx" height="%dpx" viewBox="0 0 %d %d" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1">\n' % (math.floor(maxw/10), math.floor(maxh/10), maxw, maxh))
ifile.write('<defs>\n')
for j in xrange(0,len(gdefs)):
ifile.write(gdefs[j])
ifile.write('</defs>\n')
for j in xrange(0,len(gids)):
ifile.write('<use xlink:href="#gl%d" x="%d" y="%d" />\n' % (gids[j], xs[j], ys[j]))
ifile.write('</svg>')
ifile.close()
return 0
# return tag at line pos in document
def lineinDoc(self, pos) :
if (pos >= 0) and (pos < self.docSize) :
item = self.docList[pos]
if item.find('=') >= 0:
(name, argres) = item.split('=',1)
else :
name = item
argres = ''
return name, argres
# find tag in doc if within pos to end inclusive
def findinDoc(self, tagpath, pos, end) :
result = None
if end == -1 :
end = self.docSize
else:
end = min(self.docSize, end)
foundat = -1
for j in xrange(pos, end):
item = self.docList[j]
if item.find('=') >= 0:
(name, argres) = item.split('=',1)
else :
name = item
argres = ''
if name.endswith(tagpath) :
result = argres
foundat = j
break
return foundat, result
# return list of start positions for the tagpath
def posinDoc(self, tagpath):
startpos = []
pos = 0
res = ""
while res != None :
(foundpos, res) = self.findinDoc(tagpath, pos, -1)
if res != None :
startpos.append(foundpos)
pos = foundpos + 1
return startpos
# returns a vector of integers for the tagpath
def getData(self, tagpath, pos, end):
argres=[]
(foundat, argt) = self.findinDoc(tagpath, pos, end)
if (argt != None) and (len(argt) > 0) :
argList = argt.split('|')
argres = [ int(strval) for strval in argList]
return argres
# get the class
def getClass(self, pclass):
nclass = pclass
# class names are an issue given topaz may start them with numerals (not allowed),
# use a mix of cases (which cause some browsers problems), and actually
# attach numbers after "_reclustered*" to the end to deal classeses that inherit
# from a base class (but then not actually provide all of these _reclustereed
# classes in the stylesheet!
# so we clean this up by lowercasing, prepend 'cl-', and getting any baseclass
# that exists in the stylesheet first, and then adding this specific class
# after
# also some class names have spaces in them so need to convert to dashes
if nclass != None :
nclass = nclass.replace(' ','-')
classres = ''
nclass = nclass.lower()
nclass = 'cl-' + nclass
baseclass = ''
# graphic is the base class for captions
if nclass.find('cl-cap-') >=0 :
classres = 'graphic' + ' '
else :
# strip to find baseclass
p = nclass.find('_')
if p > 0 :
baseclass = nclass[0:p]
if baseclass in self.classList:
classres += baseclass + ' '
classres += nclass
nclass = classres
return nclass
# develop a sorted description of the starting positions of
# groups and regions on the page, as well as the page type
def PageDescription(self):
def compare(x, y):
(xtype, xval) = x
(ytype, yval) = y
if xval > yval:
return 1
if xval == yval:
return 0
return -1
result = []
(pos, pagetype) = self.findinDoc('page.type',0,-1)
groupList = self.posinDoc('page.group')
groupregionList = self.posinDoc('page.group.region')
pageregionList = self.posinDoc('page.region')
# integrate into one list
for j in groupList:
result.append(('grpbeg',j))
for j in groupregionList:
result.append(('gregion',j))
for j in pageregionList:
result.append(('pregion',j))
result.sort(compare)
# insert group end and page end indicators
inGroup = False
j = 0
while True:
if j == len(result): break
rtype = result[j][0]
rval = result[j][1]
if not inGroup and (rtype == 'grpbeg') :
inGroup = True
j = j + 1
elif inGroup and (rtype in ('grpbeg', 'pregion')):
result.insert(j,('grpend',rval))
inGroup = False
else:
j = j + 1
if inGroup:
result.append(('grpend',-1))
result.append(('pageend', -1))
return pagetype, result
# build a description of the paragraph
def getParaDescription(self, start, end, regtype):
result = []
# paragraph
(pos, pclass) = self.findinDoc('paragraph.class',start,end)
pclass = self.getClass(pclass)
# build up a description of the paragraph in result and return it
# first check for the basic - all words paragraph
(pos, sfirst) = self.findinDoc('paragraph.firstWord',start,end)
(pos, slast) = self.findinDoc('paragraph.lastWord',start,end)
if (sfirst != None) and (slast != None) :
first = int(sfirst)
last = int(slast)
makeImage = (regtype == 'vertical') or (regtype == 'table')
if self.fixedimage:
makeImage = makeImage or (regtype == 'fixed')
if (pclass != None):
makeImage = makeImage or (pclass.find('.inverted') >= 0)
if self.fixedimage :
makeImage = makeImage or (pclass.find('cl-f-') >= 0)
if not makeImage :
# standard all word paragraph
for wordnum in xrange(first, last):
result.append(('ocr', wordnum))
return pclass, result
# convert paragraph to svg image
# translate first and last word into first and last glyphs
# and generate inline image and include it
glyphList = []
firstglyphList = self.getData('word.firstGlyph',0,-1)
gidList = self.getData('info.glyph.glyphID',0,-1)
firstGlyph = firstglyphList[first]
if last < len(firstglyphList):
lastGlyph = firstglyphList[last]
else :
lastGlyph = len(gidList)
for glyphnum in xrange(firstGlyph, lastGlyph):
glyphList.append(glyphnum)
# include any extratokens if they exist
(pos, sfg) = self.findinDoc('extratokens.firstGlyph',start,end)
(pos, slg) = self.findinDoc('extratokens.lastGlyph',start,end)
if (sfg != None) and (slg != None):
for glyphnum in xrange(int(sfg), int(slg)):
glyphList.append(glyphnum)
num = self.svgcount
self.glyphs_to_image(glyphList)
self.svgcount += 1
result.append(('svg', num))
return pclass, result
# this type of paragraph may be made up of multiple spans, inline
# word monograms (images), and words with semantic meaning,
# plus glyphs used to form starting letter of first word
# need to parse this type line by line
line = start + 1
word_class = ''
# if end is -1 then we must search to end of document
if end == -1 :
end = self.docSize
# seems some xml has last* coming before first* so we have to
# handle any order
sp_first = -1
sp_last = -1
gl_first = -1
gl_last = -1
ws_first = -1
ws_last = -1
word_class = ''
while (line < end) :
(name, argres) = self.lineinDoc(line)
if name.endswith('span.firstWord') :
sp_first = int(argres)
elif name.endswith('span.lastWord') :
sp_last = int(argres)
elif name.endswith('word.firstGlyph') :
gl_first = int(argres)
elif name.endswith('word.lastGlyph') :
gl_last = int(argres)
elif name.endswith('word_semantic.firstWord'):
ws_first = int(argres)
elif name.endswith('word_semantic.lastWord'):
ws_last = int(argres)
elif name.endswith('word.class'):
(cname, space) = argres.split('-',1)
if space == '' : space = '0'
if (cname == 'spaceafter') and (int(space) > 0) :
word_class = 'sa'
elif name.endswith('word.img.src'):
result.append(('img' + word_class, int(argres)))
word_class = ''
elif name.endswith('region.img.src'):
result.append(('img' + word_class, int(argres)))
if (sp_first != -1) and (sp_last != -1):
for wordnum in xrange(sp_first, sp_last):
result.append(('ocr', wordnum))
sp_first = -1
sp_last = -1
if (gl_first != -1) and (gl_last != -1):
glyphList = []
for glyphnum in xrange(gl_first, gl_last):
glyphList.append(glyphnum)
num = self.svgcount
self.glyphs_to_image(glyphList)
self.svgcount += 1
result.append(('svg', num))
gl_first = -1
gl_last = -1
if (ws_first != -1) and (ws_last != -1):
for wordnum in xrange(ws_first, ws_last):
result.append(('ocr', wordnum))
ws_first = -1
ws_last = -1
line += 1
return pclass, result
def buildParagraph(self, pclass, pdesc, type, regtype) :
parares = ''
sep =''
classres = ''
if pclass :
classres = ' class="' + pclass + '"'
br_lb = (regtype == 'fixed') or (regtype == 'chapterheading') or (regtype == 'vertical')
handle_links = len(self.link_id) > 0
if (type == 'full') or (type == 'begin') :
parares += '<p' + classres + '>'
if (type == 'end'):
parares += ' '
lstart = len(parares)
cnt = len(pdesc)
for j in xrange( 0, cnt) :
(wtype, num) = pdesc[j]
if wtype == 'ocr' :
word = self.ocrtext[num]
sep = ' '
if handle_links:
link = self.link_id[num]
if (link > 0):
linktype = self.link_type[link-1]
title = self.link_title[link-1]
if (title == "") or (parares.rfind(title) < 0):
title=parares[lstart:]
if linktype == 'external' :
linkhref = self.link_href[link-1]
linkhtml = '<a href="%s">' % linkhref
else :
if len(self.link_page) >= link :
ptarget = self.link_page[link-1] - 1
linkhtml = '<a href="#page%04d">' % ptarget
else :
# just link to the current page
linkhtml = '<a href="#' + self.id + '">'
linkhtml += title + '</a>'
pos = parares.rfind(title)
if pos >= 0:
parares = parares[0:pos] + linkhtml + parares[pos+len(title):]
else :
parares += linkhtml
lstart = len(parares)
if word == '_link_' : word = ''
elif (link < 0) :
if word == '_link_' : word = ''
if word == '_lb_':
if ((num-1) in self.dehyphen_rootid ) or handle_links:
word = ''
sep = ''
elif br_lb :
word = '<br />\n'
sep = ''
else :
word = '\n'
sep = ''
if num in self.dehyphen_rootid :
word = word[0:-1]
sep = ''
parares += word + sep
elif wtype == 'img' :
sep = ''
parares += '<img src="img/img%04d.jpg" alt="" />' % num
parares += sep
elif wtype == 'imgsa' :
sep = ' '
parares += '<img src="img/img%04d.jpg" alt="" />' % num
parares += sep
elif wtype == 'svg' :
sep = ''
parares += '<img src="img/' + self.id + '_%04d.svg" alt="" />' % num
parares += sep
if len(sep) > 0 : parares = parares[0:-1]
if (type == 'full') or (type == 'end') :
parares += '</p>'
return parares
# walk the document tree collecting the information needed
# to build an html page using the ocrText
def process(self):
htmlpage = ''
# get the ocr text
(pos, argres) = self.findinDoc('info.word.ocrText',0,-1)
if argres : self.ocrtext = argres.split('|')
# get information to dehyphenate the text
self.dehyphen_rootid = self.getData('info.dehyphen.rootID',0,-1)
# determine if first paragraph is continued from previous page
(pos, self.parastems_stemid) = self.findinDoc('info.paraStems.stemID',0,-1)
first_para_continued = (self.parastems_stemid != None)
# determine if last paragraph is continued onto the next page
(pos, self.paracont_stemid) = self.findinDoc('info.paraCont.stemID',0,-1)
last_para_continued = (self.paracont_stemid != None)
# collect link ids
self.link_id = self.getData('info.word.link_id',0,-1)
# collect link destination page numbers
self.link_page = self.getData('info.links.page',0,-1)
# collect link types (container versus external)
(pos, argres) = self.findinDoc('info.links.type',0,-1)
if argres : self.link_type = argres.split('|')
# collect link destinations
(pos, argres) = self.findinDoc('info.links.href',0,-1)
if argres : self.link_href = argres.split('|')
# collect link titles
(pos, argres) = self.findinDoc('info.links.title',0,-1)
if argres :
self.link_title = argres.split('|')
else:
self.link_title.append('')
# get a descriptions of the starting points of the regions
# and groups on the page
(pagetype, pageDesc) = self.PageDescription()
regcnt = len(pageDesc) - 1
anchorSet = False
breakSet = False
inGroup = False
# process each region on the page and convert what you can to html
for j in xrange(regcnt):
(etype, start) = pageDesc[j]
(ntype, end) = pageDesc[j+1]
# set anchor for link target on this page
if not anchorSet and not first_para_continued:
htmlpage += '<div style="visibility: hidden; height: 0; width: 0;" id="'
htmlpage += self.id + '" title="pagetype_' + pagetype + '"></div>\n'
anchorSet = True
# handle groups of graphics with text captions
if (etype == 'grpbeg'):
(pos, grptype) = self.findinDoc('group.type', start, end)
if grptype != None:
if grptype == 'graphic':
gcstr = ' class="' + grptype + '"'
htmlpage += '<div' + gcstr + '>'
inGroup = True
elif (etype == 'grpend'):
if inGroup:
htmlpage += '</div>\n'
inGroup = False
else:
(pos, regtype) = self.findinDoc('region.type',start,end)
if regtype == 'graphic' :
(pos, simgsrc) = self.findinDoc('img.src',start,end)
if simgsrc:
if inGroup:
htmlpage += '<img src="img/img%04d.jpg" alt="" />' % int(simgsrc)
else:
htmlpage += '<div class="graphic"><img src="img/img%04d.jpg" alt="" /></div>' % int(simgsrc)
elif regtype == 'chapterheading' :
(pclass, pdesc) = self.getParaDescription(start,end, regtype)
if not breakSet:
htmlpage += '<div style="page-break-after: always;">&nbsp;</div>\n'
breakSet = True
tag = 'h1'
if pclass and (len(pclass) >= 7):
if pclass[3:7] == 'ch1-' : tag = 'h1'
if pclass[3:7] == 'ch2-' : tag = 'h2'
if pclass[3:7] == 'ch3-' : tag = 'h3'
htmlpage += '<' + tag + ' class="' + pclass + '">'
else:
htmlpage += '<' + tag + '>'
htmlpage += self.buildParagraph(pclass, pdesc, 'middle', regtype)
htmlpage += '</' + tag + '>'
elif (regtype == 'text') or (regtype == 'fixed') or (regtype == 'insert') or (regtype == 'listitem'):
ptype = 'full'
# check to see if this is a continution from the previous page
if first_para_continued :
ptype = 'end'
first_para_continued = False
(pclass, pdesc) = self.getParaDescription(start,end, regtype)
if pclass and (len(pclass) >= 6) and (ptype == 'full'):
tag = 'p'
if pclass[3:6] == 'h1-' : tag = 'h4'
if pclass[3:6] == 'h2-' : tag = 'h5'
if pclass[3:6] == 'h3-' : tag = 'h6'
htmlpage += '<' + tag + ' class="' + pclass + '">'
htmlpage += self.buildParagraph(pclass, pdesc, 'middle', regtype)
htmlpage += '</' + tag + '>'
else :
htmlpage += self.buildParagraph(pclass, pdesc, ptype, regtype)
elif (regtype == 'tocentry') :
ptype = 'full'
if first_para_continued :
ptype = 'end'
first_para_continued = False
(pclass, pdesc) = self.getParaDescription(start,end, regtype)
htmlpage += self.buildParagraph(pclass, pdesc, ptype, regtype)
elif (regtype == 'vertical') or (regtype == 'table') :
ptype = 'full'
if inGroup:
ptype = 'middle'
if first_para_continued :
ptype = 'end'
first_para_continued = False
(pclass, pdesc) = self.getParaDescription(start, end, regtype)
htmlpage += self.buildParagraph(pclass, pdesc, ptype, regtype)
elif (regtype == 'synth_fcvr.center'):
(pos, simgsrc) = self.findinDoc('img.src',start,end)
if simgsrc:
htmlpage += '<div class="graphic"><img src="img/img%04d.jpg" alt="" /></div>' % int(simgsrc)
else :
print ' Making region type', regtype,
(pos, temp) = self.findinDoc('paragraph',start,end)
(pos2, temp) = self.findinDoc('span',start,end)
if pos != -1 or pos2 != -1:
print ' a "text" region'
orig_regtype = regtype
regtype = 'fixed'
ptype = 'full'
# check to see if this is a continution from the previous page
if first_para_continued :
ptype = 'end'
first_para_continued = False
(pclass, pdesc) = self.getParaDescription(start,end, regtype)
if not pclass:
if orig_regtype.endswith('.right') : pclass = 'cl-right'
elif orig_regtype.endswith('.center') : pclass = 'cl-center'
elif orig_regtype.endswith('.left') : pclass = 'cl-left'
elif orig_regtype.endswith('.justify') : pclass = 'cl-justify'
if pclass and (ptype == 'full') and (len(pclass) >= 6):
tag = 'p'
if pclass[3:6] == 'h1-' : tag = 'h4'
if pclass[3:6] == 'h2-' : tag = 'h5'
if pclass[3:6] == 'h3-' : tag = 'h6'
htmlpage += '<' + tag + ' class="' + pclass + '">'
htmlpage += self.buildParagraph(pclass, pdesc, 'middle', regtype)
htmlpage += '</' + tag + '>'
else :
htmlpage += self.buildParagraph(pclass, pdesc, ptype, regtype)
else :
print ' a "graphic" region'
(pos, simgsrc) = self.findinDoc('img.src',start,end)
if simgsrc:
htmlpage += '<div class="graphic"><img src="img/img%04d.jpg" alt="" /></div>' % int(simgsrc)
if last_para_continued :
if htmlpage[-4:] == '</p>':
htmlpage = htmlpage[0:-4]
last_para_continued = False
return htmlpage
def convert2HTML(flatxml, classlst, fileid, bookDir, gdict, fixedimage):
# create a document parser
dp = DocParser(flatxml, classlst, fileid, bookDir, gdict, fixedimage)
htmlpage = dp.process()
return htmlpage

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#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
import sys
import csv
import os
import getopt
from struct import pack
from struct import unpack
class PParser(object):
def __init__(self, gd, flatxml):
self.gd = gd
self.flatdoc = flatxml.split('\n')
self.temp = []
foo = self.getData('page.h') or self.getData('book.h')
self.ph = foo[0]
foo = self.getData('page.w') or self.getData('book.w')
self.pw = foo[0]
self.gx = self.getData('info.glyph.x')
self.gy = self.getData('info.glyph.y')
self.gid = self.getData('info.glyph.glyphID')
def getData(self, path):
result = None
cnt = len(self.flatdoc)
for j in xrange(cnt):
item = self.flatdoc[j]
if item.find('=') >= 0:
(name, argt) = item.split('=')
argres = argt.split('|')
else:
name = item
argres = []
if (name.endswith(path)):
result = argres
break
if (len(argres) > 0) :
for j in xrange(0,len(argres)):
argres[j] = int(argres[j])
return result
def getDataTemp(self, path):
result = None
cnt = len(self.temp)
for j in xrange(cnt):
item = self.temp[j]
if item.find('=') >= 0:
(name, argt) = item.split('=')
argres = argt.split('|')
else:
name = item
argres = []
if (name.endswith(path)):
result = argres
self.temp.pop(j)
break
if (len(argres) > 0) :
for j in xrange(0,len(argres)):
argres[j] = int(argres[j])
return result
def getImages(self):
result = []
self.temp = self.flatdoc
while (self.getDataTemp('img') != None):
h = self.getDataTemp('img.h')[0]
w = self.getDataTemp('img.w')[0]
x = self.getDataTemp('img.x')[0]
y = self.getDataTemp('img.y')[0]
src = self.getDataTemp('img.src')[0]
result.append('<image xlink:href="../img/img%04d.jpg" x="%d" y="%d" width="%d" height="%d" />\n' % (src, x, y, w, h))
return result
def getGlyphs(self):
result = []
if (self.gid != None) and (len(self.gid) > 0):
glyphs = []
for j in set(self.gid):
glyphs.append(j)
glyphs.sort()
for gid in glyphs:
id='id="gl%d"' % gid
path = self.gd.lookup(id)
if path:
result.append(id + ' ' + path)
return result
def convert2SVG(gdict, flat_xml, counter, numfiles, svgDir, raw, meta_array, scaledpi):
ml = ''
pp = PParser(gdict, flat_xml)
ml += '<?xml version="1.0" standalone="no"?>\n'
if (raw):
ml += '<!DOCTYPE svg PUBLIC "-//W3C/DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n'
ml += '<svg width="%fin" height="%fin" viewBox="0 0 %d %d" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1">\n' % (pp.pw / scaledpi, pp.ph / scaledpi, pp.pw -1, pp.ph -1)
ml += '<title>Page %d - %s by %s</title>\n' % (counter, meta_array['Title'],meta_array['Authors'])
else:
ml += '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">\n'
ml += '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" ><head>\n'
ml += '<title>Page %d - %s by %s</title>\n' % (counter, meta_array['Title'],meta_array['Authors'])
ml += '<script><![CDATA[\n'
ml += 'function gd(){var p=window.location.href.replace(/^.*\?dpi=(\d+).*$/i,"$1");return p;}\n'
ml += 'var dpi=%d;\n' % scaledpi
if (counter) :
ml += 'var prevpage="page%04d.xhtml";\n' % (counter - 1)
if (counter < numfiles-1) :
ml += 'var nextpage="page%04d.xhtml";\n' % (counter + 1)
ml += 'var pw=%d;var ph=%d;' % (pp.pw, pp.ph)
ml += 'function zoomin(){dpi=dpi*(0.8);setsize();}\n'
ml += 'function zoomout(){dpi=dpi*1.25;setsize();}\n'
ml += 'function setsize(){var svg=document.getElementById("svgimg");var prev=document.getElementById("prevsvg");var next=document.getElementById("nextsvg");var width=(pw/dpi)+"in";var height=(ph/dpi)+"in";svg.setAttribute("width",width);svg.setAttribute("height",height);prev.setAttribute("height",height);prev.setAttribute("width","50px");next.setAttribute("height",height);next.setAttribute("width","50px");}\n'
ml += 'function ppage(){window.location.href=prevpage+"?dpi="+Math.round(dpi);}\n'
ml += 'function npage(){window.location.href=nextpage+"?dpi="+Math.round(dpi);}\n'
ml += 'var gt=gd();if(gt>0){dpi=gt;}\n'
ml += 'window.onload=setsize;\n'
ml += ']]></script>\n'
ml += '</head>\n'
ml += '<body onLoad="setsize();" style="background-color:#777;text-align:center;">\n'
ml += '<div style="white-space:nowrap;">\n'
if (counter == 0) :
ml += '<a href="javascript:ppage();"><svg id="prevsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"></svg></a>\n'
else:
ml += '<a href="javascript:ppage();"><svg id="prevsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"><polygon points="5,150,95,5,95,295" fill="#AAAAAA" /></svg></a>\n'
ml += '<a href="javascript:npage();"><svg id="svgimg" viewBox="0 0 %d %d" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" style="background-color:#FFF;border:1px solid black;">' % (pp.pw, pp.ph)
if (pp.gid != None):
ml += '<defs>\n'
gdefs = pp.getGlyphs()
for j in xrange(0,len(gdefs)):
ml += gdefs[j]
ml += '</defs>\n'
img = pp.getImages()
if (img != None):
for j in xrange(0,len(img)):
ml += img[j]
if (pp.gid != None):
for j in xrange(0,len(pp.gid)):
ml += '<use xlink:href="#gl%d" x="%d" y="%d" />\n' % (pp.gid[j], pp.gx[j], pp.gy[j])
if (img == None or len(img) == 0) and (pp.gid == None or len(pp.gid) == 0):
ml += '<text x="10" y="10" font-family="Helvetica" font-size="100" stroke="black">This page intentionally left blank.</text>\n<text x="10" y="110" font-family="Helvetica" font-size="50" stroke="black">Until this notice unintentionally gave it content. (gensvg.py)</text>\n'
if (raw) :
ml += '</svg>'
else :
ml += '</svg></a>\n'
if (counter == numfiles - 1) :
ml += '<a href="javascript:npage();"><svg id="nextsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"></svg></a>\n'
else :
ml += '<a href="javascript:npage();"><svg id="nextsvg" viewBox="0 0 100 300" xmlns="http://www.w3.org/2000/svg" version="1.1" style="background-color:#777"><polygon points="5,5,5,295,95,150" fill="#AAAAAA" /></svg></a>\n'
ml += '</div>\n'
ml += '<div><a href="javascript:zoomin();">zoom in</a> - <a href="javascript:zoomout();">zoom out</a></div>\n'
ml += '</body>\n'
ml += '</html>\n'
return ml

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#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
class Unbuffered:
def __init__(self, stream):
self.stream = stream
def write(self, data):
self.stream.write(data)
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
import sys
sys.stdout=Unbuffered(sys.stdout)
import csv
import os
import getopt
from struct import pack
from struct import unpack
# local support routines
import convert2xml
import flatxml2html
import flatxml2svg
import stylexml2css
# Get a 7 bit encoded number from a file
def readEncodedNumber(file):
flag = False
c = file.read(1)
if (len(c) == 0):
return None
data = ord(c)
if data == 0xFF:
flag = True
c = file.read(1)
if (len(c) == 0):
return None
data = ord(c)
if data >= 0x80:
datax = (data & 0x7F)
while data >= 0x80 :
c = file.read(1)
if (len(c) == 0):
return None
data = ord(c)
datax = (datax <<7) + (data & 0x7F)
data = datax
if flag:
data = -data
return data
# Get a length prefixed string from the file
def lengthPrefixString(data):
return encodeNumber(len(data))+data
def readString(file):
stringLength = readEncodedNumber(file)
if (stringLength == None):
return None
sv = file.read(stringLength)
if (len(sv) != stringLength):
return ""
return unpack(str(stringLength)+"s",sv)[0]
def getMetaArray(metaFile):
# parse the meta file
result = {}
fo = file(metaFile,'rb')
size = readEncodedNumber(fo)
for i in xrange(size):
tag = readString(fo)
value = readString(fo)
result[tag] = value
# print tag, value
fo.close()
return result
# dictionary of all text strings by index value
class Dictionary(object):
def __init__(self, dictFile):
self.filename = dictFile
self.size = 0
self.fo = file(dictFile,'rb')
self.stable = []
self.size = readEncodedNumber(self.fo)
for i in xrange(self.size):
self.stable.append(self.escapestr(readString(self.fo)))
self.pos = 0
def escapestr(self, str):
str = str.replace('&','&amp;')
str = str.replace('<','&lt;')
str = str.replace('>','&gt;')
str = str.replace('=','&#61;')
return str
def lookup(self,val):
if ((val >= 0) and (val < self.size)) :
self.pos = val
return self.stable[self.pos]
else:
print "Error - %d outside of string table limits" % val
sys.exit(-1)
def getSize(self):
return self.size
def getPos(self):
return self.pos
class PageDimParser(object):
def __init__(self, flatxml):
self.flatdoc = flatxml.split('\n')
# find tag if within pos to end inclusive
def findinDoc(self, tagpath, pos, end) :
result = None
docList = self.flatdoc
cnt = len(docList)
if end == -1 :
end = cnt
else:
end = min(cnt,end)
foundat = -1
for j in xrange(pos, end):
item = docList[j]
if item.find('=') >= 0:
(name, argres) = item.split('=')
else :
name = item
argres = ''
if name.endswith(tagpath) :
result = argres
foundat = j
break
return foundat, result
def process(self):
(pos, sph) = self.findinDoc('page.h',0,-1)
(pos, spw) = self.findinDoc('page.w',0,-1)
if (sph == None): sph = '-1'
if (spw == None): spw = '-1'
return sph, spw
def getPageDim(flatxml):
# create a document parser
dp = PageDimParser(flatxml)
(ph, pw) = dp.process()
return ph, pw
class GParser(object):
def __init__(self, flatxml):
self.flatdoc = flatxml.split('\n')
self.dpi = 1440
self.gh = self.getData('info.glyph.h')
self.gw = self.getData('info.glyph.w')
self.guse = self.getData('info.glyph.use')
if self.guse :
self.count = len(self.guse)
else :
self.count = 0
self.gvtx = self.getData('info.glyph.vtx')
self.glen = self.getData('info.glyph.len')
self.gdpi = self.getData('info.glyph.dpi')
self.vx = self.getData('info.vtx.x')
self.vy = self.getData('info.vtx.y')
self.vlen = self.getData('info.len.n')
if self.vlen :
self.glen.append(len(self.vlen))
elif self.glen:
self.glen.append(0)
if self.vx :
self.gvtx.append(len(self.vx))
elif self.gvtx :
self.gvtx.append(0)
def getData(self, path):
result = None
cnt = len(self.flatdoc)
for j in xrange(cnt):
item = self.flatdoc[j]
if item.find('=') >= 0:
(name, argt) = item.split('=')
argres = argt.split('|')
else:
name = item
argres = []
if (name == path):
result = argres
break
if (len(argres) > 0) :
for j in xrange(0,len(argres)):
argres[j] = int(argres[j])
return result
def getGlyphDim(self, gly):
maxh = (self.gh[gly] * self.dpi) / self.gdpi[gly]
maxw = (self.gw[gly] * self.dpi) / self.gdpi[gly]
return maxh, maxw
def getPath(self, gly):
path = ''
if (gly < 0) or (gly >= self.count):
return path
tx = self.vx[self.gvtx[gly]:self.gvtx[gly+1]]
ty = self.vy[self.gvtx[gly]:self.gvtx[gly+1]]
p = 0
for k in xrange(self.glen[gly], self.glen[gly+1]):
if (p == 0):
zx = tx[0:self.vlen[k]+1]
zy = ty[0:self.vlen[k]+1]
else:
zx = tx[self.vlen[k-1]+1:self.vlen[k]+1]
zy = ty[self.vlen[k-1]+1:self.vlen[k]+1]
p += 1
j = 0
while ( j < len(zx) ):
if (j == 0):
# Start Position.
path += 'M %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly])
elif (j <= len(zx)-3):
# Cubic Bezier Curve
path += 'C %d %d %d %d %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly], zx[j+1] * self.dpi / self.gdpi[gly], zy[j+1] * self.dpi / self.gdpi[gly], zx[j+2] * self.dpi / self.gdpi[gly], zy[j+2] * self.dpi / self.gdpi[gly])
j += 2
elif (j == len(zx)-2):
# Cubic Bezier Curve to Start Position
path += 'C %d %d %d %d %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly], zx[j+1] * self.dpi / self.gdpi[gly], zy[j+1] * self.dpi / self.gdpi[gly], zx[0] * self.dpi / self.gdpi[gly], zy[0] * self.dpi / self.gdpi[gly])
j += 1
elif (j == len(zx)-1):
# Quadratic Bezier Curve to Start Position
path += 'Q %d %d %d %d ' % (zx[j] * self.dpi / self.gdpi[gly], zy[j] * self.dpi / self.gdpi[gly], zx[0] * self.dpi / self.gdpi[gly], zy[0] * self.dpi / self.gdpi[gly])
j += 1
path += 'z'
return path
# dictionary of all text strings by index value
class GlyphDict(object):
def __init__(self):
self.gdict = {}
def lookup(self, id):
# id='id="gl%d"' % val
if id in self.gdict:
return self.gdict[id]
return None
def addGlyph(self, val, path):
id='id="gl%d"' % val
self.gdict[id] = path
def generateBook(bookDir, raw, fixedimage):
# sanity check Topaz file extraction
if not os.path.exists(bookDir) :
print "Can not find directory with unencrypted book"
return 1
dictFile = os.path.join(bookDir,'dict0000.dat')
if not os.path.exists(dictFile) :
print "Can not find dict0000.dat file"
return 1
pageDir = os.path.join(bookDir,'page')
if not os.path.exists(pageDir) :
print "Can not find page directory in unencrypted book"
return 1
imgDir = os.path.join(bookDir,'img')
if not os.path.exists(imgDir) :
print "Can not find image directory in unencrypted book"
return 1
glyphsDir = os.path.join(bookDir,'glyphs')
if not os.path.exists(glyphsDir) :
print "Can not find glyphs directory in unencrypted book"
return 1
metaFile = os.path.join(bookDir,'metadata0000.dat')
if not os.path.exists(metaFile) :
print "Can not find metadata0000.dat in unencrypted book"
return 1
svgDir = os.path.join(bookDir,'svg')
if not os.path.exists(svgDir) :
os.makedirs(svgDir)
xmlDir = os.path.join(bookDir,'xml')
if not os.path.exists(xmlDir) :
os.makedirs(xmlDir)
otherFile = os.path.join(bookDir,'other0000.dat')
if not os.path.exists(otherFile) :
print "Can not find other0000.dat in unencrypted book"
return 1
print "Updating to color images if available"
spath = os.path.join(bookDir,'color_img')
dpath = os.path.join(bookDir,'img')
filenames = os.listdir(spath)
filenames = sorted(filenames)
for filename in filenames:
imgname = filename.replace('color','img')
sfile = os.path.join(spath,filename)
dfile = os.path.join(dpath,imgname)
imgdata = file(sfile,'rb').read()
file(dfile,'wb').write(imgdata)
print "Creating cover.jpg"
isCover = False
cpath = os.path.join(bookDir,'img')
cpath = os.path.join(cpath,'img0000.jpg')
if os.path.isfile(cpath):
cover = file(cpath, 'rb').read()
cpath = os.path.join(bookDir,'cover.jpg')
file(cpath, 'wb').write(cover)
isCover = True
print 'Processing Dictionary'
dict = Dictionary(dictFile)
print 'Processing Meta Data and creating OPF'
meta_array = getMetaArray(metaFile)
xname = os.path.join(xmlDir, 'metadata.xml')
metastr = ''
for key in meta_array:
metastr += '<meta name="' + key + '" content="' + meta_array[key] + '" />\n'
file(xname, 'wb').write(metastr)
print 'Processing StyleSheet'
# get some scaling info from metadata to use while processing styles
fontsize = '135'
if 'fontSize' in meta_array:
fontsize = meta_array['fontSize']
# also get the size of a normal text page
spage = '1'
if 'firstTextPage' in meta_array:
spage = meta_array['firstTextPage']
pnum = int(spage)
# get page height and width from first text page for use in stylesheet scaling
pname = 'page%04d.dat' % (pnum + 1)
fname = os.path.join(pageDir,pname)
flat_xml = convert2xml.fromData(dict, fname)
(ph, pw) = getPageDim(flat_xml)
if (ph == '-1') or (ph == '0') : ph = '11000'
if (pw == '-1') or (pw == '0') : pw = '8500'
# print ' ', 'other0000.dat'
xname = os.path.join(bookDir, 'style.css')
flat_xml = convert2xml.fromData(dict, otherFile)
cssstr , classlst = stylexml2css.convert2CSS(flat_xml, fontsize, ph, pw)
file(xname, 'wb').write(cssstr)
xname = os.path.join(xmlDir, 'other0000.xml')
file(xname, 'wb').write(convert2xml.getXML(dict, otherFile))
print 'Processing Glyphs'
gd = GlyphDict()
filenames = os.listdir(glyphsDir)
filenames = sorted(filenames)
glyfname = os.path.join(svgDir,'glyphs.svg')
glyfile = open(glyfname, 'w')
glyfile.write('<?xml version="1.0" standalone="no"?>\n')
glyfile.write('<!DOCTYPE svg PUBLIC "-//W3C/DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n')
glyfile.write('<svg width="512" height="512" viewBox="0 0 511 511" xmlns="http://www.w3.org/2000/svg" version="1.1">\n')
glyfile.write('<title>Glyphs for %s</title>\n' % meta_array['Title'])
glyfile.write('<defs>\n')
counter = 0
for filename in filenames:
# print ' ', filename
print '.',
fname = os.path.join(glyphsDir,filename)
flat_xml = convert2xml.fromData(dict, fname)
xname = os.path.join(xmlDir, filename.replace('.dat','.xml'))
file(xname, 'wb').write(convert2xml.getXML(dict, fname))
gp = GParser(flat_xml)
for i in xrange(0, gp.count):
path = gp.getPath(i)
maxh, maxw = gp.getGlyphDim(i)
fullpath = '<path id="gl%d" d="%s" fill="black" /><!-- width=%d height=%d -->\n' % (counter * 256 + i, path, maxw, maxh)
glyfile.write(fullpath)
gd.addGlyph(counter * 256 + i, fullpath)
counter += 1
glyfile.write('</defs>\n')
glyfile.write('</svg>\n')
glyfile.close()
print " "
# start up the html
htmlFileName = "book.html"
htmlstr = '<?xml version="1.0" encoding="utf-8"?>\n'
htmlstr += '<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.1 Strict//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11-strict.dtd">\n'
htmlstr += '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">\n'
htmlstr += '<head>\n'
htmlstr += '<meta http-equiv="content-type" content="text/html; charset=utf-8"/>\n'
htmlstr += '<title>' + meta_array['Title'] + ' by ' + meta_array['Authors'] + '</title>\n'
htmlstr += '<meta name="Author" content="' + meta_array['Authors'] + '" />\n'
htmlstr += '<meta name="Title" content="' + meta_array['Title'] + '" />\n'
htmlstr += '<meta name="ASIN" content="' + meta_array['ASIN'] + '" />\n'
htmlstr += '<meta name="GUID" content="' + meta_array['GUID'] + '" />\n'
htmlstr += '<link href="style.css" rel="stylesheet" type="text/css" />\n'
htmlstr += '</head>\n<body>\n'
print 'Processing Pages'
# Books are at 1440 DPI. This is rendering at twice that size for
# readability when rendering to the screen.
scaledpi = 1440.0
svgindex = '<?xml version="1.0" encoding="utf-8"?>\n'
svgindex += '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">\n'
svgindex += '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" >'
svgindex += '<head>\n'
svgindex += '<title>' + meta_array['Title'] + '</title>\n'
svgindex += '<meta name="Author" content="' + meta_array['Authors'] + '" />\n'
svgindex += '<meta name="Title" content="' + meta_array['Title'] + '" />\n'
svgindex += '<meta name="ASIN" content="' + meta_array['ASIN'] + '" />\n'
svgindex += '<meta name="GUID" content="' + meta_array['GUID'] + '" />\n'
svgindex += '</head>\n'
svgindex += '<body>\n'
filenames = os.listdir(pageDir)
filenames = sorted(filenames)
numfiles = len(filenames)
counter = 0
for filename in filenames:
# print ' ', filename
print ".",
fname = os.path.join(pageDir,filename)
flat_xml = convert2xml.fromData(dict, fname)
xname = os.path.join(xmlDir, filename.replace('.dat','.xml'))
file(xname, 'wb').write(convert2xml.getXML(dict, fname))
# first get the html
htmlstr += flatxml2html.convert2HTML(flat_xml, classlst, fname, bookDir, gd, fixedimage)
# now get the svg image of the page
svgxml = flatxml2svg.convert2SVG(gd, flat_xml, counter, numfiles, svgDir, raw, meta_array, scaledpi)
if (raw) :
pfile = open(os.path.join(svgDir,filename.replace('.dat','.svg')), 'w')
svgindex += '<a href="svg/page%04d.svg">Page %d</a>\n' % (counter, counter)
else :
pfile = open(os.path.join(svgDir,'page%04d.xhtml' % counter), 'w')
svgindex += '<a href="svg/page%04d.xhtml">Page %d</a>\n' % (counter, counter)
pfile.write(svgxml)
pfile.close()
counter += 1
print " "
# finish up the html string and output it
htmlstr += '</body>\n</html>\n'
file(os.path.join(bookDir, htmlFileName), 'wb').write(htmlstr)
# finish up the svg index string and output it
svgindex += '</body>\n</html>\n'
file(os.path.join(bookDir, 'index_svg.xhtml'), 'wb').write(svgindex)
# build the opf file
opfname = os.path.join(bookDir, 'book.opf')
opfstr = '<?xml version="1.0" encoding="utf-8"?>\n'
opfstr += '<package xmlns="http://www.idpf.org/2007/opf" unique-identifier="guid_id">\n'
# adding metadata
opfstr += ' <metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf">\n'
opfstr += ' <dc:identifier opf:scheme="GUID" id="guid_id">' + meta_array['GUID'] + '</dc:identifier>\n'
opfstr += ' <dc:identifier opf:scheme="ASIN">' + meta_array['ASIN'] + '</dc:identifier>\n'
opfstr += ' <dc:identifier opf:scheme="oASIN">' + meta_array['oASIN'] + '</dc:identifier>\n'
opfstr += ' <dc:title>' + meta_array['Title'] + '</dc:title>\n'
opfstr += ' <dc:creator opf:role="aut">' + meta_array['Authors'] + '</dc:creator>\n'
opfstr += ' <dc:language>en</dc:language>\n'
opfstr += ' <dc:date>' + meta_array['UpdateTime'] + '</dc:date>\n'
if isCover:
opfstr += ' <meta name="cover" content="bookcover"/>\n'
opfstr += ' </metadata>\n'
opfstr += '<manifest>\n'
opfstr += ' <item id="book" href="book.html" media-type="application/xhtml+xml"/>\n'
opfstr += ' <item id="stylesheet" href="style.css" media-type="text.css"/>\n'
# adding image files to manifest
filenames = os.listdir(imgDir)
filenames = sorted(filenames)
for filename in filenames:
imgname, imgext = os.path.splitext(filename)
if imgext == '.jpg':
imgext = 'jpeg'
if imgext == '.svg':
imgext = 'svg+xml'
opfstr += ' <item id="' + imgname + '" href="img/' + filename + '" media-type="image/' + imgext + '"/>\n'
if isCover:
opfstr += ' <item id="bookcover" href="cover.jpg" media-type="image/jpeg" />\n'
opfstr += '</manifest>\n'
# adding spine
opfstr += '<spine>\n <itemref idref="book" />\n</spine>\n'
if isCover:
opfstr += ' <guide>\n'
opfstr += ' <reference href="cover.jpg" type="cover" title="Cover"/>\n'
opfstr += ' </guide>\n'
opfstr += '</package>\n'
file(opfname, 'wb').write(opfstr)
print 'Processing Complete'
return 0
def usage():
print "genbook.py generates a book from the extract Topaz Files"
print "Usage:"
print " genbook.py [-r] [-h [--fixed-image] <bookDir> "
print " "
print "Options:"
print " -h : help - print this usage message"
print " -r : generate raw svg files (not wrapped in xhtml)"
print " --fixed-image : genearate any Fixed Area as an svg image in the html"
print " "
def main(argv):
bookDir = ''
if len(argv) == 0:
argv = sys.argv
try:
opts, args = getopt.getopt(argv[1:], "rh:",["fixed-image"])
except getopt.GetoptError, err:
print str(err)
usage()
return 1
if len(opts) == 0 and len(args) == 0 :
usage()
return 1
raw = 0
fixedimage = False
for o, a in opts:
if o =="-h":
usage()
return 0
if o =="-r":
raw = 1
if o =="--fixed-image":
fixedimage = True
bookDir = args[0]
rv = generateBook(bookDir, raw, fixedimage)
return rv
if __name__ == '__main__':
sys.exit(main(''))

View File

@@ -0,0 +1,145 @@
#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
# For use with Topaz Scripts Version 2.6
class Unbuffered:
def __init__(self, stream):
self.stream = stream
def write(self, data):
self.stream.write(data)
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
import sys
sys.stdout=Unbuffered(sys.stdout)
import os, getopt
# local routines
import convert2xml
import flatxml2html
import decode_meta
def usage():
print 'Usage: '
print ' '
print ' genxml.py dict0000.dat unencryptedBookDir'
print ' '
def main(argv):
bookDir = ''
if len(argv) == 0:
argv = sys.argv
try:
opts, args = getopt.getopt(argv[1:], "h:")
except getopt.GetoptError, err:
print str(err)
usage()
sys.exit(1)
if len(opts) == 0 and len(args) == 0 :
usage()
sys.exit(1)
for o, a in opts:
if o =="-h":
usage()
sys.exit(0)
bookDir = args[0]
if not os.path.exists(bookDir) :
print "Can not find directory with unencrypted book"
sys.exit(1)
dictFile = os.path.join(bookDir,'dict0000.dat')
if not os.path.exists(dictFile) :
print "Can not find dict0000.dat file"
sys.exit(1)
pageDir = os.path.join(bookDir,'page')
if not os.path.exists(pageDir) :
print "Can not find page directory in unencrypted book"
sys.exit(1)
glyphsDir = os.path.join(bookDir,'glyphs')
if not os.path.exists(glyphsDir) :
print "Can not find glyphs directory in unencrypted book"
sys.exit(1)
otherFile = os.path.join(bookDir,'other0000.dat')
if not os.path.exists(otherFile) :
print "Can not find other0000.dat in unencrypted book"
sys.exit(1)
metaFile = os.path.join(bookDir,'metadata0000.dat')
if not os.path.exists(metaFile) :
print "Can not find metadata0000.dat in unencrypted book"
sys.exit(1)
xmlDir = os.path.join(bookDir,'xml')
if not os.path.exists(xmlDir):
os.makedirs(xmlDir)
print 'Processing ... '
print ' ', 'metadata0000.dat'
fname = os.path.join(bookDir,'metadata0000.dat')
xname = os.path.join(xmlDir, 'metadata.txt')
metastr = decode_meta.getMetaData(fname)
file(xname, 'wb').write(metastr)
print ' ', 'other0000.dat'
fname = os.path.join(bookDir,'other0000.dat')
xname = os.path.join(xmlDir, 'stylesheet.xml')
pargv=[]
pargv.append('convert2xml.py')
pargv.append(dictFile)
pargv.append(fname)
xmlstr = convert2xml.main(pargv)
file(xname, 'wb').write(xmlstr)
filenames = os.listdir(pageDir)
filenames = sorted(filenames)
for filename in filenames:
print ' ', filename
fname = os.path.join(pageDir,filename)
xname = os.path.join(xmlDir, filename.replace('.dat','.xml'))
pargv=[]
pargv.append('convert2xml.py')
pargv.append(dictFile)
pargv.append(fname)
xmlstr = convert2xml.main(pargv)
file(xname, 'wb').write(xmlstr)
filenames = os.listdir(glyphsDir)
filenames = sorted(filenames)
for filename in filenames:
print ' ', filename
fname = os.path.join(glyphsDir,filename)
xname = os.path.join(xmlDir, filename.replace('.dat','.xml'))
pargv=[]
pargv.append('convert2xml.py')
pargv.append(dictFile)
pargv.append(fname)
xmlstr = convert2xml.main(pargv)
file(xname, 'wb').write(xmlstr)
print 'Processing Complete'
return 0
if __name__ == '__main__':
sys.exit(main(''))

View File

@@ -144,6 +144,7 @@ class Decryptor(object):
enc('CipherReference'))
for elem in encryption.findall(expr):
path = elem.get('URI', None)
path = path.encode('utf-8')
if path is not None:
encrypted.add(path)

View File

@@ -1,7 +1,7 @@
#! /usr/bin/python
# -*- coding: utf-8 -*-
# ineptepub.pyw, version 5.2
# ineptepub.pyw, version 5.4
# Copyright © 2009-2010 i♥cabbages
# Released under the terms of the GNU General Public Licence, version 3 or
@@ -25,6 +25,8 @@
# 5.1 - Improve OpenSSL error checking
# 5.2 - Fix ctypes error causing segfaults on some systems
# 5.3 - add support for OpenSSL on Windows, fix bug with some versions of libcrypto 0.9.8 prior to path level o
# 5.4 - add support for encoding to 'utf-8' when building up list of files to decrypt from encryption.xml
"""
Decrypt Adobe ADEPT-encrypted EPUB books.
"""
@@ -288,6 +290,7 @@ class Decryptor(object):
for elem in encryption.findall(expr):
path = elem.get('URI', None)
if path is not None:
path = path.encode('utf-8')
encrypted.add(path)
def decompress(self, bytes):

View File

@@ -0,0 +1,333 @@
# engine to remove drm from Kindle for Mac books
# for personal use for archiving and converting your ebooks
# PLEASE DO NOT PIRATE!
# We want all authors and Publishers, and eBook stores to live long and prosperous lives
#
# it borrows heavily from works by CMBDTC, IHeartCabbages, skindle,
# unswindle, DiapDealer, some_updates and many many others
from __future__ import with_statement
class Unbuffered:
def __init__(self, stream):
self.stream = stream
def write(self, data):
self.stream.write(data)
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
import sys
sys.stdout=Unbuffered(sys.stdout)
import os, csv, getopt
from struct import pack
from struct import unpack
import zlib
# for handling sub processes
import subprocess
from subprocess import Popen, PIPE, STDOUT
import subasyncio
from subasyncio import Process
#Exception Handling
class K4MDEDRMError(Exception):
pass
class K4MDEDRMFatal(Exception):
pass
#
# crypto routines
#
import hashlib
def MD5(message):
ctx = hashlib.md5()
ctx.update(message)
return ctx.digest()
def SHA1(message):
ctx = hashlib.sha1()
ctx.update(message)
return ctx.digest()
def SHA256(message):
ctx = hashlib.sha256()
ctx.update(message)
return ctx.digest()
# interface to needed routines in openssl's libcrypto
def _load_crypto_libcrypto():
from ctypes import CDLL, byref, POINTER, c_void_p, c_char_p, c_int, c_long, \
Structure, c_ulong, create_string_buffer, addressof, string_at, cast
from ctypes.util import find_library
libcrypto = find_library('crypto')
if libcrypto is None:
raise K4MDEDRMError('libcrypto not found')
libcrypto = CDLL(libcrypto)
AES_MAXNR = 14
c_char_pp = POINTER(c_char_p)
c_int_p = POINTER(c_int)
class AES_KEY(Structure):
_fields_ = [('rd_key', c_long * (4 * (AES_MAXNR + 1))), ('rounds', c_int)]
AES_KEY_p = POINTER(AES_KEY)
def F(restype, name, argtypes):
func = getattr(libcrypto, name)
func.restype = restype
func.argtypes = argtypes
return func
AES_cbc_encrypt = F(None, 'AES_cbc_encrypt',[c_char_p, c_char_p, c_ulong, AES_KEY_p, c_char_p,c_int])
AES_set_decrypt_key = F(c_int, 'AES_set_decrypt_key',[c_char_p, c_int, AES_KEY_p])
PKCS5_PBKDF2_HMAC_SHA1 = F(c_int, 'PKCS5_PBKDF2_HMAC_SHA1',
[c_char_p, c_ulong, c_char_p, c_ulong, c_ulong, c_ulong, c_char_p])
class LibCrypto(object):
def __init__(self):
self._blocksize = 0
self._keyctx = None
self.iv = 0
def set_decrypt_key(self, userkey, iv):
self._blocksize = len(userkey)
if (self._blocksize != 16) and (self._blocksize != 24) and (self._blocksize != 32) :
raise K4MDEDRMError('AES improper key used')
return
keyctx = self._keyctx = AES_KEY()
self.iv = iv
rv = AES_set_decrypt_key(userkey, len(userkey) * 8, keyctx)
if rv < 0:
raise K4MDEDRMError('Failed to initialize AES key')
def decrypt(self, data):
out = create_string_buffer(len(data))
rv = AES_cbc_encrypt(data, out, len(data), self._keyctx, self.iv, 0)
if rv == 0:
raise K4MDEDRMError('AES decryption failed')
return out.raw
def keyivgen(self, passwd):
salt = '16743'
saltlen = 5
passlen = len(passwd)
iter = 0x3e8
keylen = 80
out = create_string_buffer(keylen)
rv = PKCS5_PBKDF2_HMAC_SHA1(passwd, passlen, salt, saltlen, iter, keylen, out)
return out.raw
return LibCrypto
def _load_crypto():
LibCrypto = None
try:
LibCrypto = _load_crypto_libcrypto()
except (ImportError, K4MDEDRMError):
pass
return LibCrypto
LibCrypto = _load_crypto()
#
# Utility Routines
#
# uses a sub process to get the Hard Drive Serial Number using ioreg
# returns with the first found serial number in that class
def GetVolumeSerialNumber():
sernum = os.getenv('MYSERIALNUMBER')
if sernum != None:
return sernum
cmdline = '/usr/sbin/ioreg -l -S -w 0 -r -c AppleAHCIDiskDriver'
cmdline = cmdline.encode(sys.getfilesystemencoding())
p = Process(cmdline, shell=True, bufsize=1, stdin=None, stdout=PIPE, stderr=PIPE, close_fds=False)
poll = p.wait('wait')
results = p.read()
reslst = results.split('\n')
cnt = len(reslst)
bsdname = None
sernum = None
foundIt = False
for j in xrange(cnt):
resline = reslst[j]
pp = resline.find('"Serial Number" = "')
if pp >= 0:
sernum = resline[pp+19:-1]
sernum = sernum.strip()
bb = resline.find('"BSD Name" = "')
if bb >= 0:
bsdname = resline[bb+14:-1]
bsdname = bsdname.strip()
if (bsdname == 'disk0') and (sernum != None):
foundIt = True
break
if not foundIt:
sernum = '9999999999'
return sernum
# uses unix env to get username instead of using sysctlbyname
def GetUserName():
username = os.getenv('USER')
return username
MAX_PATH = 255
#
# start of Kindle specific routines
#
global kindleDatabase
# Various character maps used to decrypt books. Probably supposed to act as obfuscation
charMap1 = "n5Pr6St7Uv8Wx9YzAb0Cd1Ef2Gh3Jk4M"
charMap2 = "ZB0bYyc1xDdW2wEV3Ff7KkPpL8UuGA4gz-Tme9Nn_tHh5SvXCsIiR6rJjQaqlOoM"
charMap3 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
charMap4 = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
# Encode the bytes in data with the characters in map
def encode(data, map):
result = ""
for char in data:
value = ord(char)
Q = (value ^ 0x80) // len(map)
R = value % len(map)
result += map[Q]
result += map[R]
return result
# Hash the bytes in data and then encode the digest with the characters in map
def encodeHash(data,map):
return encode(MD5(data),map)
# Decode the string in data with the characters in map. Returns the decoded bytes
def decode(data,map):
result = ""
for i in range (0,len(data)-1,2):
high = map.find(data[i])
low = map.find(data[i+1])
if (high == -1) or (low == -1) :
break
value = (((high * len(map)) ^ 0x80) & 0xFF) + low
result += pack("B",value)
return result
# implements an Pseudo Mac Version of Windows built-in Crypto routine
def CryptUnprotectData(encryptedData):
sp = GetVolumeSerialNumber() + '!@#' + GetUserName()
passwdData = encode(SHA256(sp),charMap1)
crp = LibCrypto()
key_iv = crp.keyivgen(passwdData)
key = key_iv[0:32]
iv = key_iv[32:48]
crp.set_decrypt_key(key,iv)
cleartext = crp.decrypt(encryptedData)
return cleartext
# Locate and open the .kindle-info file
def openKindleInfo():
home = os.getenv('HOME')
kinfopath = home + '/Library/Application Support/Amazon/Kindle/storage/.kindle-info'
if not os.path.exists(kinfopath):
kinfopath = home + '/Library/Application Support/Amazon/Kindle for Mac/storage/.kindle-info'
if not os.path.exists(kinfopath):
raise K4MDEDRMError('Error: .kindle-info file can not be found')
return open(kinfopath,'r')
# Parse the Kindle.info file and return the records as a list of key-values
def parseKindleInfo():
DB = {}
infoReader = openKindleInfo()
infoReader.read(1)
data = infoReader.read()
items = data.split('[')
for item in items:
splito = item.split(':')
DB[splito[0]] =splito[1]
return DB
# Get a record from the Kindle.info file for the key "hashedKey" (already hashed and encoded). Return the decoded and decrypted record
def getKindleInfoValueForHash(hashedKey):
global kindleDatabase
encryptedValue = decode(kindleDatabase[hashedKey],charMap2)
cleartext = CryptUnprotectData(encryptedValue)
return decode(cleartext, charMap1)
# Get a record from the Kindle.info file for the string in "key" (plaintext). Return the decoded and decrypted record
def getKindleInfoValueForKey(key):
return getKindleInfoValueForHash(encodeHash(key,charMap2))
# Find if the original string for a hashed/encoded string is known. If so return the original string othwise return an empty string.
def findNameForHash(hash):
names = ["kindle.account.tokens","kindle.cookie.item","eulaVersionAccepted","login_date","kindle.token.item","login","kindle.key.item","kindle.name.info","kindle.device.info", "MazamaRandomNumber"]
result = ""
for name in names:
if hash == encodeHash(name, charMap2):
result = name
break
return result
# Print all the records from the kindle.info file (option -i)
def printKindleInfo():
for record in kindleDatabase:
name = findNameForHash(record)
if name != "" :
print (name)
print ("--------------------------")
else :
print ("Unknown Record")
print getKindleInfoValueForHash(record)
print "\n"
#
# PID generation routines
#
# Returns two bit at offset from a bit field
def getTwoBitsFromBitField(bitField,offset):
byteNumber = offset // 4
bitPosition = 6 - 2*(offset % 4)
return ord(bitField[byteNumber]) >> bitPosition & 3
# Returns the six bits at offset from a bit field
def getSixBitsFromBitField(bitField,offset):
offset *= 3
value = (getTwoBitsFromBitField(bitField,offset) <<4) + (getTwoBitsFromBitField(bitField,offset+1) << 2) +getTwoBitsFromBitField(bitField,offset+2)
return value
# 8 bits to six bits encoding from hash to generate PID string
def encodePID(hash):
global charMap3
PID = ""
for position in range (0,8):
PID += charMap3[getSixBitsFromBitField(hash,position)]
return PID
#
# Main
#
def main(argv=sys.argv):
global kindleDatabase
kindleDatabase = None
#
# Read the encrypted database
#
try:
kindleDatabase = parseKindleInfo()
except Exception, message:
print(message)
if kindleDatabase != None :
printKindleInfo()
return 0
if __name__ == '__main__':
sys.exit(main())

View File

@@ -28,7 +28,7 @@
from __future__ import with_statement
__version__ = '1.2'
__version__ = '1.4'
class Unbuffered:
def __init__(self, stream):
@@ -44,344 +44,60 @@ import os, csv, getopt
import binascii
import zlib
import re
import zlib, zipfile, tempfile, shutil
from struct import pack, unpack, unpack_from
#Exception Handling
class DrmException(Exception):
pass
#
# crypto digestroutines
#
import hashlib
def MD5(message):
ctx = hashlib.md5()
ctx.update(message)
return ctx.digest()
def SHA1(message):
ctx = hashlib.sha1()
ctx.update(message)
return ctx.digest()
# determine if we are running as a calibre plugin
if 'calibre' in sys.modules:
inCalibre = True
global openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap1, charMap2, charMap3, charMap4
else:
inCalibre = False
#
# start of Kindle specific routines
#
if not inCalibre:
import mobidedrm
if sys.platform.startswith('win'):
from k4pcutils import openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap1, charMap2, charMap3, charMap4
if sys.platform.startswith('darwin'):
from k4mutils import openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap1, charMap2, charMap3, charMap4
global kindleDatabase
# Encode the bytes in data with the characters in map
def encode(data, map):
result = ""
for char in data:
value = ord(char)
Q = (value ^ 0x80) // len(map)
R = value % len(map)
result += map[Q]
result += map[R]
return result
# Hash the bytes in data and then encode the digest with the characters in map
def encodeHash(data,map):
return encode(MD5(data),map)
# Decode the string in data with the characters in map. Returns the decoded bytes
def decode(data,map):
result = ""
for i in range (0,len(data)-1,2):
high = map.find(data[i])
low = map.find(data[i+1])
if (high == -1) or (low == -1) :
break
value = (((high * len(map)) ^ 0x80) & 0xFF) + low
result += pack("B",value)
return result
# Parse the Kindle.info file and return the records as a list of key-values
def parseKindleInfo(kInfoFile):
DB = {}
infoReader = openKindleInfo(kInfoFile)
infoReader.read(1)
data = infoReader.read()
if sys.platform.startswith('win'):
items = data.split('{')
else :
items = data.split('[')
for item in items:
splito = item.split(':')
DB[splito[0]] =splito[1]
return DB
# Get a record from the Kindle.info file for the key "hashedKey" (already hashed and encoded). Return the decoded and decrypted record
def getKindleInfoValueForHash(hashedKey):
global kindleDatabase
encryptedValue = decode(kindleDatabase[hashedKey],charMap2)
if sys.platform.startswith('win'):
return CryptUnprotectData(encryptedValue,"")
else:
cleartext = CryptUnprotectData(encryptedValue)
return decode(cleartext, charMap1)
# Get a record from the Kindle.info file for the string in "key" (plaintext). Return the decoded and decrypted record
def getKindleInfoValueForKey(key):
return getKindleInfoValueForHash(encodeHash(key,charMap2))
# Find if the original string for a hashed/encoded string is known. If so return the original string othwise return an empty string.
def findNameForHash(hash):
names = ["kindle.account.tokens","kindle.cookie.item","eulaVersionAccepted","login_date","kindle.token.item","login","kindle.key.item","kindle.name.info","kindle.device.info", "MazamaRandomNumber"]
result = ""
for name in names:
if hash == encodeHash(name, charMap2):
result = name
break
return result
# Print all the records from the kindle.info file (option -i)
def printKindleInfo():
for record in kindleDatabase:
name = findNameForHash(record)
if name != "" :
print (name)
print ("--------------------------")
else :
print ("Unknown Record")
print getKindleInfoValueForHash(record)
print "\n"
#
# PID generation routines
#
# Returns two bit at offset from a bit field
def getTwoBitsFromBitField(bitField,offset):
byteNumber = offset // 4
bitPosition = 6 - 2*(offset % 4)
return ord(bitField[byteNumber]) >> bitPosition & 3
# Returns the six bits at offset from a bit field
def getSixBitsFromBitField(bitField,offset):
offset *= 3
value = (getTwoBitsFromBitField(bitField,offset) <<4) + (getTwoBitsFromBitField(bitField,offset+1) << 2) +getTwoBitsFromBitField(bitField,offset+2)
return value
# 8 bits to six bits encoding from hash to generate PID string
def encodePID(hash):
global charMap3
PID = ""
for position in range (0,8):
PID += charMap3[getSixBitsFromBitField(hash,position)]
return PID
# Encryption table used to generate the device PID
def generatePidEncryptionTable() :
table = []
for counter1 in range (0,0x100):
value = counter1
for counter2 in range (0,8):
if (value & 1 == 0) :
value = value >> 1
else :
value = value >> 1
value = value ^ 0xEDB88320
table.append(value)
return table
# Seed value used to generate the device PID
def generatePidSeed(table,dsn) :
value = 0
for counter in range (0,4) :
index = (ord(dsn[counter]) ^ value) &0xFF
value = (value >> 8) ^ table[index]
return value
# Generate the device PID
def generateDevicePID(table,dsn,nbRoll):
seed = generatePidSeed(table,dsn)
pidAscii = ""
pid = [(seed >>24) &0xFF,(seed >> 16) &0xff,(seed >> 8) &0xFF,(seed) & 0xFF,(seed>>24) & 0xFF,(seed >> 16) &0xff,(seed >> 8) &0xFF,(seed) & 0xFF]
index = 0
for counter in range (0,nbRoll):
pid[index] = pid[index] ^ ord(dsn[counter])
index = (index+1) %8
for counter in range (0,8):
index = ((((pid[counter] >>5) & 3) ^ pid[counter]) & 0x1f) + (pid[counter] >> 7)
pidAscii += charMap4[index]
return pidAscii
# convert from 8 digit PID to 10 digit PID with checksum
def checksumPid(s):
letters = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
crc = (~binascii.crc32(s,-1))&0xFFFFFFFF
crc = crc ^ (crc >> 16)
res = s
l = len(letters)
for i in (0,1):
b = crc & 0xff
pos = (b // l) ^ (b % l)
res += letters[pos%l]
crc >>= 8
return res
class MobiPeek:
def loadSection(self, section):
before, after = self.sections[section:section+2]
self.f.seek(before)
return self.f.read(after - before)
def __init__(self, filename):
self.f = file(filename, 'rb')
self.header = self.f.read(78)
self.ident = self.header[0x3C:0x3C+8]
if self.ident != 'BOOKMOBI' and self.ident != 'TEXtREAd':
raise DrmException('invalid file format')
self.num_sections, = unpack_from('>H', self.header, 76)
sections = self.f.read(self.num_sections*8)
self.sections = unpack_from('>%dL' % (self.num_sections*2), sections, 0)[::2] + (0xfffffff, )
self.sect0 = self.loadSection(0)
self.f.close()
def getBookTitle(self):
# get book title
toff, tlen = unpack('>II', self.sect0[0x54:0x5c])
tend = toff + tlen
title = self.sect0[toff:tend]
return title
def getexthData(self):
# if exth region exists then grab it
# get length of this header
length, type, codepage, unique_id, version = unpack('>LLLLL', self.sect0[20:40])
exth_flag, = unpack('>L', self.sect0[0x80:0x84])
exth = ''
if exth_flag & 0x40:
exth = self.sect0[16 + length:]
return exth
def isNotEncrypted(self):
lock_type, = unpack('>H', self.sect0[0xC:0xC+2])
if lock_type == 0:
return True
return False
# DiapDealer's stuff: Parse the EXTH header records and parse the Kindleinfo
# file to calculate the book pid.
def getK4Pids(exth, title, kInfoFile=None):
global kindleDatabase
try:
kindleDatabase = parseKindleInfo(kInfoFile)
except Exception, message:
print(message)
if kindleDatabase != None :
# Get the Mazama Random number
MazamaRandomNumber = getKindleInfoValueForKey("MazamaRandomNumber")
# Get the HDD serial
encodedSystemVolumeSerialNumber = encodeHash(GetVolumeSerialNumber(),charMap1)
# Get the current user name
encodedUsername = encodeHash(GetUserName(),charMap1)
# concat, hash and encode to calculate the DSN
DSN = encode(SHA1(MazamaRandomNumber+encodedSystemVolumeSerialNumber+encodedUsername),charMap1)
print("\nDSN: " + DSN)
# Compute the device PID (for which I can tell, is used for nothing).
# But hey, stuff being printed out is apparently cool.
table = generatePidEncryptionTable()
devicePID = generateDevicePID(table,DSN,4)
print("Device PID: " + checksumPid(devicePID))
# Compute book PID
exth_records = {}
nitems, = unpack('>I', exth[8:12])
pos = 12
exth_records[209] = None
# Parse the exth records, storing data indexed by type
for i in xrange(nitems):
type, size = unpack('>II', exth[pos: pos + 8])
content = exth[pos + 8: pos + size]
exth_records[type] = content
pos += size
# Grab the contents of the type 209 exth record
if exth_records[209] != None:
data = exth_records[209]
else:
raise DrmException("\nNo EXTH record type 209 - Perhaps not a K4 file?")
# Parse the 209 data to find the the exth record with the token data.
# The last character of the 209 data points to the record with the token.
# Always 208 from my experience, but I'll leave the logic in case that changes.
for i in xrange(len(data)):
if ord(data[i]) != 0:
if exth_records[ord(data[i])] != None:
token = exth_records[ord(data[i])]
# Get the kindle account token
kindleAccountToken = getKindleInfoValueForKey("kindle.account.tokens")
print("Account Token: " + kindleAccountToken)
pidHash = SHA1(DSN+kindleAccountToken+exth_records[209]+token)
bookPID = encodePID(pidHash)
bookPID = checksumPid(bookPID)
if exth_records[503] != None:
print "Pid for " + exth_records[503] + ": " + bookPID
else:
print "Pid for " + title + ":" + bookPID
return bookPID
raise DrmException("\nCould not access K4 data - Perhaps K4 is not installed/configured?")
return null
def zipUpDir(myzip, tempdir,localname):
currentdir = tempdir
if localname != "":
currentdir = os.path.join(currentdir,localname)
list = os.listdir(currentdir)
for file in list:
afilename = file
localfilePath = os.path.join(localname, afilename)
realfilePath = os.path.join(currentdir,file)
if os.path.isfile(realfilePath):
myzip.write(realfilePath, localfilePath)
elif os.path.isdir(realfilePath):
zipUpDir(myzip, tempdir, localfilePath)
def usage(progname):
print "Removes DRM protection from K4PC, K4M, and Mobi ebooks"
print "Removes DRM protection from K4PC/M, Kindle, Mobi and Topaz ebooks"
print "Usage:"
print " %s [-k <kindle.info>] [-p <pidnums>] <infile> <outfile> " % progname
print " %s [-k <kindle.info>] [-p <pidnums>] [-s <kindleSerialNumbers>] <infile> <outdir> " % progname
#
# Main
#
def main(argv=sys.argv):
global kindleDatabase
import mobidedrm
import topazextract
import kgenpids
progname = os.path.basename(argv[0])
k4 = False
kInfoFiles = []
pidnums = ""
serials = []
pids = []
print ('K4MobiDeDrm v%(__version__)s '
'provided by the work of many including DiapDealer, SomeUpdates, IHeartCabbages, CMBDTC, Skindle, DarkReverser, ApprenticeAlf, etc .' % globals())
print ' '
try:
opts, args = getopt.getopt(sys.argv[1:], "k:p:")
opts, args = getopt.getopt(sys.argv[1:], "k:p:s:")
except getopt.GetoptError, err:
print str(err)
usage(progname)
sys.exit(2)
if len(args)<2:
usage(progname)
sys.exit(2)
@@ -394,108 +110,145 @@ def main(argv=sys.argv):
if o == "-p":
if a == None :
raise DrmException("Invalid parameter for -p")
pidnums = a
pids = a.split(',')
if o == "-s":
if a == None :
raise DrmException("Invalid parameter for -s")
serials = a.split(',')
# try with built in Kindle Info files
k4 = True
kindleDatabase = None
infile = args[0]
outfile = args[1]
DecodeErrorString = ""
try:
# first try with K4PC/K4M
ex = MobiPeek(infile)
if ex.isNotEncrypted():
print "File was Not Encrypted"
return 2
title = ex.getBookTitle()
exth = ex.getexthData()
if exth=='':
raise DrmException("Not a Kindle Mobipocket file")
pid = getK4Pids(exth, title)
unlocked_file = mobidedrm.getUnencryptedBook(infile, pid)
except DrmException, e:
DecodeErrorString += "Error trying default K4 info: " + str(e) + "\n"
pass
except mobidedrm.DrmException, e:
DecodeErrorString += "Error trying default K4 info: " + str(e) + "\n"
pass
outdir = args[1]
# handle the obvious cases at the beginning
if not os.path.isfile(infile):
print "Error: Input file does not exist"
return 1
mobi = True
magic3 = file(infile,'rb').read(3)
if magic3 == 'TPZ':
mobi = False
bookname = os.path.splitext(os.path.basename(infile))[0]
if mobi:
mb = mobidedrm.MobiBook(infile)
else:
file(outfile, 'wb').write(unlocked_file)
return 0
# now try alternate kindle.info files
if kInfoFiles:
for infoFile in kInfoFiles:
kindleDatabase = None
try:
title = ex.getBookTitle()
exth = ex.getexthData()
if exth=='':
raise DrmException("Not a Kindle Mobipocket file")
pid = getK4Pids(exth, title, infoFile)
unlocked_file = mobidedrm.getUnencryptedBook(infile, pid)
except DrmException, e:
DecodeErrorString += "Error trying " + infoFile + " K4 info: " + str(e) + "\n"
pass
except mobidedrm.DrmException, e:
DecodeErrorString += "Error trying " + infoFile + " K4 info: " + str(e) + "\n"
pass
else:
file(outfile, 'wb').write(unlocked_file)
return 0
# Lastly, try from the pid list
pids = pidnums.split(',')
for pid in pids:
try:
print 'Trying: "'+ pid + '"'
unlocked_file = mobidedrm.getUnencryptedBook(infile, pid)
except mobidedrm.DrmException:
pass
tempdir = tempfile.mkdtemp()
mb = topazextract.TopazBook(infile, tempdir)
title = mb.getBookTitle()
print "Processing Book: ", title
# build pid list
md1, md2 = mb.getPIDMetaInfo()
pidlst = kgenpids.getPidList(md1, md2, k4, pids, serials, kInfoFiles)
try:
if mobi:
unlocked_file = mb.processBook(pidlst)
else:
file(outfile, 'wb').write(unlocked_file)
return 0
mb.processBook(pidlst)
# we could not unencrypt book
print DecodeErrorString
print "Error: Could Not Unencrypt Book"
return 1
except mobidedrm.DrmException, e:
print " ... not suceessful " + str(e) + "\n"
return 1
except topazextract.TpzDRMError, e:
print str(e)
print " Creating DeBug Full Zip Archive of Book"
zipname = os.path.join(outdir, bookname + '_debug' + '.zip')
myzip = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
zipUpDir(myzip, tempdir, '')
myzip.close()
return 1
if mobi:
outfile = os.path.join(outdir,bookname + '_nodrm' + '.azw')
file(outfile, 'wb').write(unlocked_file)
return 0
# topaz: build up zip archives of results
print " Creating HTML ZIP Archive"
zipname = os.path.join(outdir, bookname + '_nodrm' + '.zip')
myzip1 = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
myzip1.write(os.path.join(tempdir,'book.html'),'book.html')
myzip1.write(os.path.join(tempdir,'book.opf'),'book.opf')
if os.path.isfile(os.path.join(tempdir,'cover.jpg')):
myzip1.write(os.path.join(tempdir,'cover.jpg'),'cover.jpg')
myzip1.write(os.path.join(tempdir,'style.css'),'style.css')
zipUpDir(myzip1, tempdir, 'img')
myzip1.close()
print " Creating SVG ZIP Archive"
zipname = os.path.join(outdir, bookname + '_SVG' + '.zip')
myzip2 = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
myzip2.write(os.path.join(tempdir,'index_svg.xhtml'),'index_svg.xhtml')
zipUpDir(myzip2, tempdir, 'svg')
zipUpDir(myzip2, tempdir, 'img')
myzip2.close()
print " Creating XML ZIP Archive"
zipname = os.path.join(outdir, bookname + '_XML' + '.zip')
myzip3 = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
targetdir = os.path.join(tempdir,'xml')
zipUpDir(myzip3, targetdir, '')
zipUpDir(myzip3, tempdir, 'img')
myzip3.close()
shutil.rmtree(tempdir)
return 0
if __name__ == '__main__':
sys.stdout=Unbuffered(sys.stdout)
sys.exit(main())
if not __name__ == "__main__" and inCalibre:
from calibre.customize import FileTypePlugin
class K4DeDRM(FileTypePlugin):
name = 'K4PC, K4Mac, Mobi DeDRM' # Name of the plugin
description = 'Removes DRM from K4PC, K4Mac, and Mobi files. \
name = 'K4PC, K4Mac, Kindle Mobi and Topaz DeDRM' # Name of the plugin
description = 'Removes DRM from K4PC and Mac, Kindle Mobi and Topaz files. \
Provided by the work of many including DiapDealer, SomeUpdates, IHeartCabbages, CMBDTC, Skindle, DarkReverser, ApprenticeAlf, etc.'
supported_platforms = ['osx', 'windows', 'linux'] # Platforms this plugin will run on
author = 'DiapDealer, SomeUpdates' # The author of this plugin
version = (0, 1, 2) # The version number of this plugin
file_types = set(['prc','mobi','azw']) # The file types that this plugin will be applied to
version = (0, 1, 7) # The version number of this plugin
file_types = set(['prc','mobi','azw','azw1','tpz']) # The file types that this plugin will be applied to
on_import = True # Run this plugin during the import
priority = 200 # run this plugin before mobidedrm, k4pcdedrm, k4dedrm
priority = 210 # run this plugin before mobidedrm, k4pcdedrm, k4dedrm
def run(self, path_to_ebook):
from calibre.gui2 import is_ok_to_use_qt
from PyQt4.Qt import QMessageBox
global kindleDatabase
global openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap1, charMap2, charMap3, charMap4
if sys.platform.startswith('win'):
from k4pcutils import openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap1, charMap2, charMap3, charMap4
if sys.platform.startswith('darwin'):
from k4mutils import openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap1, charMap2, charMap3, charMap4
from calibre.ptempfile import PersistentTemporaryDirectory
import kgenpids
import zlib
import zipfile
import topazextract
import mobidedrm
# Get supplied list of PIDs to try from plugin customization.
pidnums = self.site_customization
# Load any kindle info files (*.info) included Calibre's config directory.
k4 = True
pids = []
serials = []
kInfoFiles = []
# Get supplied list of PIDs to try from plugin customization.
customvalues = self.site_customization.split(',')
for customvalue in customvalues:
customvalue = str(customvalue)
customvalue = customvalue.strip()
if len(customvalue) == 10 or len(customvalue) == 8:
pids.append(customvalue)
else :
if len(customvalue) == 16 and customvalue[0] == 'B':
serials.append(customvalue)
else:
print "%s is not a valid Kindle serial number or PID." % str(customvalue)
# Load any kindle info files (*.info) included Calibre's config directory.
try:
# Find Calibre's configuration directory.
confpath = os.path.split(os.path.split(self.plugin_path)[0])[0]
@@ -513,70 +266,68 @@ if not __name__ == "__main__" and inCalibre:
print 'K4MobiDeDRM: Error reading kindle info files from config directory.'
pass
# first try with book specifc pid from K4PC or K4M
try:
kindleDatabase = None
ex = MobiPeek(path_to_ebook)
if ex.isNotEncrypted():
return path_to_ebook
title = ex.getBookTitle()
exth = ex.getexthData()
if exth=='':
raise DrmException("Not a Kindle Mobipocket file")
pid = getK4Pids(exth, title)
unlocked_file = mobidedrm.getUnencryptedBook(path_to_ebook,pid)
except DrmException:
pass
except mobidedrm.DrmException:
pass
mobi = True
magic3 = file(path_to_ebook,'rb').read(3)
if magic3 == 'TPZ':
mobi = False
bookname = os.path.splitext(os.path.basename(path_to_ebook))[0]
if mobi:
mb = mobidedrm.MobiBook(path_to_ebook)
else:
of = self.temporary_file('.mobi')
tempdir = PersistentTemporaryDirectory()
mb = topazextract.TopazBook(path_to_ebook, tempdir)
title = mb.getBookTitle()
md1, md2 = mb.getPIDMetaInfo()
pidlst = kgenpids.getPidList(md1, md2, k4, pids, serials, kInfoFiles)
try:
if mobi:
unlocked_file = mb.processBook(pidlst)
else:
mb.processBook(pidlst)
except mobidedrm.DrmException:
#if you reached here then no luck raise and exception
if is_ok_to_use_qt():
d = QMessageBox(QMessageBox.Warning, "K4MobiDeDRM Plugin", "Error decoding: %s\n" % path_to_ebook)
d.show()
d.raise_()
d.exec_()
raise Exception("K4MobiDeDRM plugin could not decode the file")
return ""
except topazextract.TpzDRMError:
#if you reached here then no luck raise and exception
if is_ok_to_use_qt():
d = QMessageBox(QMessageBox.Warning, "K4MobiDeDRM Plugin", "Error decoding: %s\n" % path_to_ebook)
d.show()
d.raise_()
d.exec_()
raise Exception("K4MobiDeDRM plugin could not decode the file")
return ""
print "Success!"
if mobi:
of = self.temporary_file(bookname+'.mobi')
of.write(unlocked_file)
of.close()
return of.name
# Now try alternate kindle info files
if kInfoFiles:
for infoFile in kInfoFiles:
kindleDatabase = None
try:
title = ex.getBookTitle()
exth = ex.getexthData()
if exth=='':
raise DrmException("Not a Kindle Mobipocket file")
pid = getK4Pids(exth, title, infoFile)
unlocked_file = mobidedrm.getUnencryptedBook(path_to_ebook,pid)
except DrmException:
pass
except mobidedrm.DrmException:
pass
else:
of = self.temporary_file('.mobi')
of.write(unlocked_file)
of.close()
return of.name
# now try from the pid list
pids = pidnums.split(',')
for pid in pids:
try:
unlocked_file = mobidedrm.getUnencryptedBook(path_to_ebook, pid)
except mobidedrm.DrmException:
pass
else:
of = self.temporary_file('.mobi')
of.write(unlocked_file)
of.close()
return of.name
#if you reached here then no luck raise and exception
if is_ok_to_use_qt():
d = QMessageBox(QMessageBox.Warning, "K4MobiDeDRM Plugin", "Error decoding: %s\n" % path_to_ebook)
d.show()
d.raise_()
d.exec_()
raise Exception("K4MobiDeDRM plugin could not decode the file")
return ""
# topaz: build up zip archives of results
print " Creating HTML ZIP Archive"
of = self.temporary_file(bookname + '.zip')
myzip = zipfile.ZipFile(of.name,'w',zipfile.ZIP_DEFLATED, False)
myzip.write(os.path.join(tempdir,'book.html'),'book.html')
myzip.write(os.path.join(tempdir,'book.opf'),'book.opf')
if os.path.isfile(os.path.join(tempdir,'cover.jpg')):
myzip.write(os.path.join(tempdir,'cover.jpg'),'cover.jpg')
myzip.write(os.path.join(tempdir,'style.css'),'style.css')
zipUpDir(myzip, tempdir, 'img')
myzip.close()
return of.name
def customization_help(self, gui=False):
return 'Enter each 10 character PID separated by a comma (no spaces).'
return 'Enter 10 character PIDs and/or Kindle serial numbers, separated by commas.'

View File

@@ -1,159 +1,14 @@
# standlone set of Mac OSX specific routines needed for K4DeDRM
from __future__ import with_statement
import sys
import os
import subprocess
#Exception Handling
class K4MDrmException(Exception):
pass
import signal
import threading
import subprocess
from subprocess import Popen, PIPE, STDOUT
# **heavily** chopped up and modfied version of asyncproc.py
# to make it actually work on Windows as well as Mac/Linux
# For the original see:
# "http://www.lysator.liu.se/~bellman/download/"
# author is "Thomas Bellman <bellman@lysator.liu.se>"
# available under GPL version 3 or Later
# create an asynchronous subprocess whose output can be collected in
# a non-blocking manner
# What a mess! Have to use threads just to get non-blocking io
# in a cross-platform manner
# luckily all thread use is hidden within this class
class Process(object):
def __init__(self, *params, **kwparams):
if len(params) <= 3:
kwparams.setdefault('stdin', subprocess.PIPE)
if len(params) <= 4:
kwparams.setdefault('stdout', subprocess.PIPE)
if len(params) <= 5:
kwparams.setdefault('stderr', subprocess.PIPE)
self.__pending_input = []
self.__collected_outdata = []
self.__collected_errdata = []
self.__exitstatus = None
self.__lock = threading.Lock()
self.__inputsem = threading.Semaphore(0)
self.__quit = False
self.__process = subprocess.Popen(*params, **kwparams)
if self.__process.stdin:
self.__stdin_thread = threading.Thread(
name="stdin-thread",
target=self.__feeder, args=(self.__pending_input,
self.__process.stdin))
self.__stdin_thread.setDaemon(True)
self.__stdin_thread.start()
if self.__process.stdout:
self.__stdout_thread = threading.Thread(
name="stdout-thread",
target=self.__reader, args=(self.__collected_outdata,
self.__process.stdout))
self.__stdout_thread.setDaemon(True)
self.__stdout_thread.start()
if self.__process.stderr:
self.__stderr_thread = threading.Thread(
name="stderr-thread",
target=self.__reader, args=(self.__collected_errdata,
self.__process.stderr))
self.__stderr_thread.setDaemon(True)
self.__stderr_thread.start()
def pid(self):
return self.__process.pid
def kill(self, signal):
self.__process.send_signal(signal)
# check on subprocess (pass in 'nowait') to act like poll
def wait(self, flag):
if flag.lower() == 'nowait':
rc = self.__process.poll()
else:
rc = self.__process.wait()
if rc != None:
if self.__process.stdin:
self.closeinput()
if self.__process.stdout:
self.__stdout_thread.join()
if self.__process.stderr:
self.__stderr_thread.join()
return self.__process.returncode
def terminate(self):
if self.__process.stdin:
self.closeinput()
self.__process.terminate()
# thread gets data from subprocess stdout
def __reader(self, collector, source):
while True:
data = os.read(source.fileno(), 65536)
self.__lock.acquire()
collector.append(data)
self.__lock.release()
if data == "":
source.close()
break
return
# thread feeds data to subprocess stdin
def __feeder(self, pending, drain):
while True:
self.__inputsem.acquire()
self.__lock.acquire()
if not pending and self.__quit:
drain.close()
self.__lock.release()
break
data = pending.pop(0)
self.__lock.release()
drain.write(data)
# non-blocking read of data from subprocess stdout
def read(self):
self.__lock.acquire()
outdata = "".join(self.__collected_outdata)
del self.__collected_outdata[:]
self.__lock.release()
return outdata
# non-blocking read of data from subprocess stderr
def readerr(self):
self.__lock.acquire()
errdata = "".join(self.__collected_errdata)
del self.__collected_errdata[:]
self.__lock.release()
return errdata
# non-blocking write to stdin of subprocess
def write(self, data):
if self.__process.stdin is None:
raise ValueError("Writing to process with stdin not a pipe")
self.__lock.acquire()
self.__pending_input.append(data)
self.__inputsem.release()
self.__lock.release()
# close stdinput of subprocess
def closeinput(self):
self.__lock.acquire()
self.__quit = True
self.__inputsem.release()
self.__lock.release()
# interface to needed routines in openssl's libcrypto
def _load_crypto_libcrypto():
@@ -236,6 +91,15 @@ LibCrypto = _load_crypto()
# Utility Routines
#
# Various character maps used to decrypt books. Probably supposed to act as obfuscation
charMap1 = "n5Pr6St7Uv8Wx9YzAb0Cd1Ef2Gh3Jk4M"
charMap2 = "ZB0bYyc1xDdW2wEV3Ff7KkPpL8UuGA4gz-Tme9Nn_tHh5SvXCsIiR6rJjQaqlOoM"
charMap3 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
charMap4 = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
# uses a sub process to get the Hard Drive Serial Number using ioreg
# returns with the serial number of drive whose BSD Name is "disk0"
def GetVolumeSerialNumber():
@@ -244,10 +108,9 @@ def GetVolumeSerialNumber():
return sernum
cmdline = '/usr/sbin/ioreg -l -S -w 0 -r -c AppleAHCIDiskDriver'
cmdline = cmdline.encode(sys.getfilesystemencoding())
p = Process(cmdline, shell=True, bufsize=1, stdin=None, stdout=PIPE, stderr=PIPE, close_fds=False)
poll = p.wait('wait')
results = p.read()
reslst = results.split('\n')
p = subprocess.Popen(cmdline, shell=True, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=False)
out1, out2 = p.communicate()
reslst = out1.split('\n')
cnt = len(reslst)
bsdname = None
sernum = None
@@ -274,11 +137,6 @@ def GetUserName():
username = os.getenv('USER')
return username
# Various character maps used to decrypt books. Probably supposed to act as obfuscation
charMap1 = "n5Pr6St7Uv8Wx9YzAb0Cd1Ef2Gh3Jk4M"
charMap2 = "ZB0bYyc1xDdW2wEV3Ff7KkPpL8UuGA4gz-Tme9Nn_tHh5SvXCsIiR6rJjQaqlOoM"
charMap3 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
charMap4 = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
def encode(data, map):
result = ""
@@ -309,16 +167,16 @@ def CryptUnprotectData(encryptedData):
cleartext = crp.decrypt(encryptedData)
return cleartext
# Locate and open the .kindle-info file
def openKindleInfo(kInfoFile=None):
if kInfoFile == None:
home = os.getenv('HOME')
cmdline = 'find "' + home + '/Library/Application Support" -name ".kindle-info"'
cmdline = cmdline.encode(sys.getfilesystemencoding())
p1 = Process(cmdline, shell=True, bufsize=1, stdin=None, stdout=PIPE, stderr=PIPE, close_fds=False)
poll = p1.wait('wait')
results = p1.read()
reslst = results.split('\n')
p1 = subprocess.Popen(cmdline, shell=True, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=False)
out1, out2 = p1.communicate()
reslst = out1.split('\n')
kinfopath = 'NONE'
cnt = len(reslst)
for j in xrange(cnt):

View File

@@ -0,0 +1,312 @@
#!/usr/bin/env python
from __future__ import with_statement
import sys
import os, csv
import binascii
import zlib
import re
from struct import pack, unpack, unpack_from
class DrmException(Exception):
pass
global kindleDatabase
global charMap1
global charMap2
global charMap3
global charMap4
if sys.platform.startswith('win'):
from k4pcutils import openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap2
if sys.platform.startswith('darwin'):
from k4mutils import openKindleInfo, CryptUnprotectData, GetUserName, GetVolumeSerialNumber, charMap2
charMap1 = "n5Pr6St7Uv8Wx9YzAb0Cd1Ef2Gh3Jk4M"
charMap3 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
charMap4 = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
# crypto digestroutines
import hashlib
def MD5(message):
ctx = hashlib.md5()
ctx.update(message)
return ctx.digest()
def SHA1(message):
ctx = hashlib.sha1()
ctx.update(message)
return ctx.digest()
# Encode the bytes in data with the characters in map
def encode(data, map):
result = ""
for char in data:
value = ord(char)
Q = (value ^ 0x80) // len(map)
R = value % len(map)
result += map[Q]
result += map[R]
return result
# Hash the bytes in data and then encode the digest with the characters in map
def encodeHash(data,map):
return encode(MD5(data),map)
# Decode the string in data with the characters in map. Returns the decoded bytes
def decode(data,map):
result = ""
for i in range (0,len(data)-1,2):
high = map.find(data[i])
low = map.find(data[i+1])
if (high == -1) or (low == -1) :
break
value = (((high * len(map)) ^ 0x80) & 0xFF) + low
result += pack("B",value)
return result
# Parse the Kindle.info file and return the records as a list of key-values
def parseKindleInfo(kInfoFile):
DB = {}
infoReader = openKindleInfo(kInfoFile)
infoReader.read(1)
data = infoReader.read()
if sys.platform.startswith('win'):
items = data.split('{')
else :
items = data.split('[')
for item in items:
splito = item.split(':')
DB[splito[0]] =splito[1]
return DB
# Get a record from the Kindle.info file for the key "hashedKey" (already hashed and encoded). Return the decoded and decrypted record
def getKindleInfoValueForHash(hashedKey):
global kindleDatabase
global charMap1
global charMap2
encryptedValue = decode(kindleDatabase[hashedKey],charMap2)
if sys.platform.startswith('win'):
return CryptUnprotectData(encryptedValue,"")
else:
cleartext = CryptUnprotectData(encryptedValue)
return decode(cleartext, charMap1)
# Get a record from the Kindle.info file for the string in "key" (plaintext). Return the decoded and decrypted record
def getKindleInfoValueForKey(key):
global charMap2
return getKindleInfoValueForHash(encodeHash(key,charMap2))
# Find if the original string for a hashed/encoded string is known. If so return the original string othwise return an empty string.
def findNameForHash(hash):
global charMap2
names = ["kindle.account.tokens","kindle.cookie.item","eulaVersionAccepted","login_date","kindle.token.item","login","kindle.key.item","kindle.name.info","kindle.device.info", "MazamaRandomNumber"]
result = ""
for name in names:
if hash == encodeHash(name, charMap2):
result = name
break
return result
# Print all the records from the kindle.info file (option -i)
def printKindleInfo():
for record in kindleDatabase:
name = findNameForHash(record)
if name != "" :
print (name)
print ("--------------------------")
else :
print ("Unknown Record")
print getKindleInfoValueForHash(record)
print "\n"
#
# PID generation routines
#
# Returns two bit at offset from a bit field
def getTwoBitsFromBitField(bitField,offset):
byteNumber = offset // 4
bitPosition = 6 - 2*(offset % 4)
return ord(bitField[byteNumber]) >> bitPosition & 3
# Returns the six bits at offset from a bit field
def getSixBitsFromBitField(bitField,offset):
offset *= 3
value = (getTwoBitsFromBitField(bitField,offset) <<4) + (getTwoBitsFromBitField(bitField,offset+1) << 2) +getTwoBitsFromBitField(bitField,offset+2)
return value
# 8 bits to six bits encoding from hash to generate PID string
def encodePID(hash):
global charMap3
PID = ""
for position in range (0,8):
PID += charMap3[getSixBitsFromBitField(hash,position)]
return PID
# Encryption table used to generate the device PID
def generatePidEncryptionTable() :
table = []
for counter1 in range (0,0x100):
value = counter1
for counter2 in range (0,8):
if (value & 1 == 0) :
value = value >> 1
else :
value = value >> 1
value = value ^ 0xEDB88320
table.append(value)
return table
# Seed value used to generate the device PID
def generatePidSeed(table,dsn) :
value = 0
for counter in range (0,4) :
index = (ord(dsn[counter]) ^ value) &0xFF
value = (value >> 8) ^ table[index]
return value
# Generate the device PID
def generateDevicePID(table,dsn,nbRoll):
global charMap4
seed = generatePidSeed(table,dsn)
pidAscii = ""
pid = [(seed >>24) &0xFF,(seed >> 16) &0xff,(seed >> 8) &0xFF,(seed) & 0xFF,(seed>>24) & 0xFF,(seed >> 16) &0xff,(seed >> 8) &0xFF,(seed) & 0xFF]
index = 0
for counter in range (0,nbRoll):
pid[index] = pid[index] ^ ord(dsn[counter])
index = (index+1) %8
for counter in range (0,8):
index = ((((pid[counter] >>5) & 3) ^ pid[counter]) & 0x1f) + (pid[counter] >> 7)
pidAscii += charMap4[index]
return pidAscii
def crc32(s):
return (~binascii.crc32(s,-1))&0xFFFFFFFF
# convert from 8 digit PID to 10 digit PID with checksum
def checksumPid(s):
global charMap4
crc = crc32(s)
crc = crc ^ (crc >> 16)
res = s
l = len(charMap4)
for i in (0,1):
b = crc & 0xff
pos = (b // l) ^ (b % l)
res += charMap4[pos%l]
crc >>= 8
return res
# old kindle serial number to fixed pid
def pidFromSerial(s, l):
global charMap4
crc = crc32(s)
arr1 = [0]*l
for i in xrange(len(s)):
arr1[i%l] ^= ord(s[i])
crc_bytes = [crc >> 24 & 0xff, crc >> 16 & 0xff, crc >> 8 & 0xff, crc & 0xff]
for i in xrange(l):
arr1[i] ^= crc_bytes[i&3]
pid = ""
for i in xrange(l):
b = arr1[i] & 0xff
pid+=charMap4[(b >> 7) + ((b >> 5 & 3) ^ (b & 0x1f))]
return pid
# Parse the EXTH header records and use the Kindle serial number to calculate the book pid.
def getKindlePid(pidlst, rec209, token, serialnum):
if rec209 != None:
# Compute book PID
pidHash = SHA1(serialnum+rec209+token)
bookPID = encodePID(pidHash)
bookPID = checksumPid(bookPID)
pidlst.append(bookPID)
# compute fixed pid for old pre 2.5 firmware update pid as well
bookPID = pidFromSerial(serialnum, 7) + "*"
bookPID = checksumPid(bookPID)
pidlst.append(bookPID)
return pidlst
# Parse the EXTH header records and parse the Kindleinfo
# file to calculate the book pid.
def getK4Pids(pidlst, rec209, token, kInfoFile=None):
global kindleDatabase
global charMap1
kindleDatabase = None
try:
kindleDatabase = parseKindleInfo(kInfoFile)
except Exception, message:
print(message)
pass
if kindleDatabase == None :
return pidlst
# Get the Mazama Random number
MazamaRandomNumber = getKindleInfoValueForKey("MazamaRandomNumber")
# Get the HDD serial
encodedSystemVolumeSerialNumber = encodeHash(GetVolumeSerialNumber(),charMap1)
# Get the current user name
encodedUsername = encodeHash(GetUserName(),charMap1)
# concat, hash and encode to calculate the DSN
DSN = encode(SHA1(MazamaRandomNumber+encodedSystemVolumeSerialNumber+encodedUsername),charMap1)
# Compute the device PID (for which I can tell, is used for nothing).
table = generatePidEncryptionTable()
devicePID = generateDevicePID(table,DSN,4)
devicePID = checksumPid(devicePID)
pidlst.append(devicePID)
# Compute book PID
if rec209 == None:
print "\nNo EXTH record type 209 - Perhaps not a K4 file?"
return pidlst
# Get the kindle account token
kindleAccountToken = getKindleInfoValueForKey("kindle.account.tokens")
# book pid
pidHash = SHA1(DSN+kindleAccountToken+rec209+token)
bookPID = encodePID(pidHash)
bookPID = checksumPid(bookPID)
pidlst.append(bookPID)
# variant 1
pidHash = SHA1(kindleAccountToken+rec209+token)
bookPID = encodePID(pidHash)
bookPID = checksumPid(bookPID)
pidlst.append(bookPID)
# variant 2
pidHash = SHA1(DSN+rec209+token)
bookPID = encodePID(pidHash)
bookPID = checksumPid(bookPID)
pidlst.append(bookPID)
return pidlst
def getPidList(md1, md2, k4, pids, serials, kInfoFiles):
pidlst = []
if k4:
pidlst = getK4Pids(pidlst, md1, md2)
for infoFile in kInfoFiles:
pidlst = getK4Pids(pidlst, md1, md2, infoFile)
for serialnum in serials:
pidlst = getKindlePid(pidlst, md1, md2, serialnum)
for pid in pids:
pidlst.append(pid)
return pidlst

View File

@@ -24,7 +24,7 @@
# 0.14 - Working out when the extra data flags are present has been problematic
# Versions 7 through 9 have tried to tweak the conditions, but have been
# only partially successful. Closer examination of lots of sample
# files reveals that a confusin has arisen because trailing data entries
# files reveals that a confusion has arisen because trailing data entries
# are not encrypted, but it turns out that the multibyte entries
# in utf8 file are encrypted. (Although neither kind gets compressed.)
# This knowledge leads to a simplification of the test for the
@@ -39,13 +39,13 @@
# Removed the disabled Calibre plug-in code
# Permit use of 8-digit PIDs
# 0.19 - It seems that multibyte entries aren't encrypted in a v6 file either.
# 0.20 - Corretion: It seems that multibyte entries are encrypted in a v6 file.
# 0.20 - Correction: It seems that multibyte entries are encrypted in a v6 file.
# 0.21 - Added support for multiple pids
# 0.22 - revised structure to hold MobiBook as a class to allow an extended interface
__version__ = '0.20'
__version__ = '0.22'
import sys
import struct
import binascii
class Unbuffered:
def __init__(self, stream):
@@ -55,10 +55,19 @@ class Unbuffered:
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
sys.stdout=Unbuffered(sys.stdout)
import struct
import binascii
class DrmException(Exception):
pass
#
# MobiBook Utility Routines
#
# Implementation of Pukall Cipher 1
def PC1(key, src, decryption=True):
sum1 = 0;
@@ -70,7 +79,6 @@ def PC1(key, src, decryption=True):
wkey = []
for i in xrange(8):
wkey.append(ord(key[i*2])<<8 | ord(key[i*2+1]))
dst = ""
for i in xrange(len(src)):
temp1 = 0;
@@ -131,7 +139,9 @@ def getSizeOfTrailingDataEntries(ptr, size, flags):
num += (ord(ptr[size - num - 1]) & 0x3) + 1
return num
class DrmStripper:
class MobiBook:
def loadSection(self, section):
if (section + 1 == self.num_sections):
endoff = len(self.data_file)
@@ -140,6 +150,78 @@ class DrmStripper:
off = self.sections[section][0]
return self.data_file[off:endoff]
def __init__(self, infile):
# initial sanity check on file
self.data_file = file(infile, 'rb').read()
self.header = self.data_file[0:78]
if self.header[0x3C:0x3C+8] != 'BOOKMOBI':
raise DrmException("invalid file format")
# build up section offset and flag info
self.num_sections, = struct.unpack('>H', self.header[76:78])
self.sections = []
for i in xrange(self.num_sections):
offset, a1,a2,a3,a4 = struct.unpack('>LBBBB', self.data_file[78+i*8:78+i*8+8])
flags, val = a1, a2<<16|a3<<8|a4
self.sections.append( (offset, flags, val) )
# parse information from section 0
self.sect = self.loadSection(0)
self.records, = struct.unpack('>H', self.sect[0x8:0x8+2])
self.mobi_length, = struct.unpack('>L',self.sect[0x14:0x18])
self.mobi_version, = struct.unpack('>L',self.sect[0x68:0x6C])
print "MOBI header version = %d, length = %d" %(self.mobi_version, self.mobi_length)
self.extra_data_flags = 0
if (self.mobi_length >= 0xE4) and (self.mobi_version >= 5):
self.extra_data_flags, = struct.unpack('>H', self.sect[0xF2:0xF4])
print "Extra Data Flags = %d" % self.extra_data_flags
if self.mobi_version < 7:
# multibyte utf8 data is included in the encryption for mobi_version 6 and below
# so clear that byte so that we leave it to be decrypted.
self.extra_data_flags &= 0xFFFE
# if exth region exists parse it for metadata array
self.meta_array = {}
exth_flag, = struct.unpack('>L', self.sect[0x80:0x84])
exth = ''
if exth_flag & 0x40:
exth = self.sect[16 + self.mobi_length:]
nitems, = struct.unpack('>I', exth[8:12])
pos = 12
for i in xrange(nitems):
type, size = struct.unpack('>II', exth[pos: pos + 8])
content = exth[pos + 8: pos + size]
self.meta_array[type] = content
pos += size
def getBookTitle(self):
title = ''
if 503 in self.meta_array:
title = self.meta_array[503]
else :
toff, tlen = struct.unpack('>II', self.sect[0x54:0x5c])
tend = toff + tlen
title = self.sect[toff:tend]
if title == '':
title = self.header[:32]
title = title.split("\0")[0]
return title
def getPIDMetaInfo(self):
rec209 = None
token = None
if 209 in self.meta_array:
rec209 = self.meta_array[209]
data = rec209
# Parse the 209 data to find the the exth record with the token data.
# The last character of the 209 data points to the record with the token.
# Always 208 from my experience, but I'll leave the logic in case that changes.
for i in xrange(len(data)):
if ord(data[i]) != 0:
if self.meta_array[ord(data[i])] != None:
token = self.meta_array[ord(data[i])]
return rec209, token
def patch(self, off, new):
self.data_file = self.data_file[:off] + new + self.data_file[off+len(new):]
@@ -152,134 +234,122 @@ class DrmStripper:
assert off + in_off + len(new) <= endoff
self.patch(off + in_off, new)
def parseDRM(self, data, count, pid):
pid = pid.ljust(16,'\0')
keyvec1 = "\x72\x38\x33\xB0\xB4\xF2\xE3\xCA\xDF\x09\x01\xD6\xE2\xE0\x3F\x96"
temp_key = PC1(keyvec1, pid, False)
temp_key_sum = sum(map(ord,temp_key)) & 0xff
def parseDRM(self, data, count, pidlist):
found_key = None
for i in xrange(count):
verification, size, type, cksum, cookie = struct.unpack('>LLLBxxx32s', data[i*0x30:i*0x30+0x30])
cookie = PC1(temp_key, cookie)
ver,flags,finalkey,expiry,expiry2 = struct.unpack('>LL16sLL', cookie)
if verification == ver and cksum == temp_key_sum and (flags & 0x1F) == 1:
found_key = finalkey
keyvec1 = "\x72\x38\x33\xB0\xB4\xF2\xE3\xCA\xDF\x09\x01\xD6\xE2\xE0\x3F\x96"
for pid in pidlist:
bigpid = pid.ljust(16,'\0')
temp_key = PC1(keyvec1, bigpid, False)
temp_key_sum = sum(map(ord,temp_key)) & 0xff
found_key = None
for i in xrange(count):
verification, size, type, cksum, cookie = struct.unpack('>LLLBxxx32s', data[i*0x30:i*0x30+0x30])
if cksum == temp_key_sum:
cookie = PC1(temp_key, cookie)
ver,flags,finalkey,expiry,expiry2 = struct.unpack('>LL16sLL', cookie)
if verification == ver and (flags & 0x1F) == 1:
found_key = finalkey
break
if found_key != None:
break
if not found_key:
# Then try the default encoding that doesn't require a PID
pid = "00000000"
temp_key = keyvec1
temp_key_sum = sum(map(ord,temp_key)) & 0xff
for i in xrange(count):
verification, size, type, cksum, cookie = struct.unpack('>LLLBxxx32s', data[i*0x30:i*0x30+0x30])
cookie = PC1(temp_key, cookie)
ver,flags,finalkey,expiry,expiry2 = struct.unpack('>LL16sLL', cookie)
if verification == ver and cksum == temp_key_sum:
found_key = finalkey
break
return found_key
if cksum == temp_key_sum:
cookie = PC1(temp_key, cookie)
ver,flags,finalkey,expiry,expiry2 = struct.unpack('>LL16sLL', cookie)
if verification == ver:
found_key = finalkey
break
return [found_key,pid]
def __init__(self, data_file, pid):
if len(pid)==10:
if checksumPid(pid[0:-2]) != pid:
raise DrmException("invalid PID checksum")
pid = pid[0:-2]
elif len(pid)==8:
print "PID without checksum given. With checksum PID is "+checksumPid(pid)
else:
raise DrmException("Invalid PID length")
self.data_file = data_file
header = data_file[0:72]
if header[0x3C:0x3C+8] != 'BOOKMOBI':
raise DrmException("invalid file format")
self.num_sections, = struct.unpack('>H', data_file[76:78])
self.sections = []
for i in xrange(self.num_sections):
offset, a1,a2,a3,a4 = struct.unpack('>LBBBB', data_file[78+i*8:78+i*8+8])
flags, val = a1, a2<<16|a3<<8|a4
self.sections.append( (offset, flags, val) )
sect = self.loadSection(0)
records, = struct.unpack('>H', sect[0x8:0x8+2])
mobi_length, = struct.unpack('>L',sect[0x14:0x18])
mobi_version, = struct.unpack('>L',sect[0x68:0x6C])
extra_data_flags = 0
print "MOBI header version = %d, length = %d" %(mobi_version, mobi_length)
if (mobi_length >= 0xE4) and (mobi_version >= 5):
extra_data_flags, = struct.unpack('>H', sect[0xF2:0xF4])
print "Extra Data Flags = %d" %extra_data_flags
if mobi_version < 7:
# multibyte utf8 data is included in the encryption for mobi_version 6 and below
# so clear that byte so that we leave it to be decrypted.
extra_data_flags &= 0xFFFE
crypto_type, = struct.unpack('>H', sect[0xC:0xC+2])
def processBook(self, pidlist):
crypto_type, = struct.unpack('>H', self.sect[0xC:0xC+2])
if crypto_type == 0:
print "This book is not encrypted."
return self.data_file
if crypto_type == 1:
raise DrmException("Cannot decode Mobipocket encryption type 1")
if crypto_type != 2:
raise DrmException("Cannot decode unknown Mobipocket encryption type %d" % crypto_type)
goodpids = []
for pid in pidlist:
if len(pid)==10:
if checksumPid(pid[0:-2]) != pid:
print "Warning: PID " + pid + " has incorrect checksum, should have been "+checksumPid(pid[0:-2])
goodpids.append(pid[0:-2])
elif len(pid)==8:
goodpids.append(pid)
# calculate the keys
drm_ptr, drm_count, drm_size, drm_flags = struct.unpack('>LLLL', self.sect[0xA8:0xA8+16])
if drm_count == 0:
raise DrmException("Not yet initialised with PID. Must be opened with Mobipocket Reader first.")
found_key, pid = self.parseDRM(self.sect[drm_ptr:drm_ptr+drm_size], drm_count, goodpids)
if not found_key:
raise DrmException("No key found. Most likely the correct PID has not been given.")
if pid=="00000000":
print "File has default encryption, no specific PID."
else:
if crypto_type == 1:
raise DrmException("cannot decode Mobipocket encryption type 1")
if crypto_type != 2:
raise DrmException("unknown encryption type: %d" % crypto_type)
print "File is encoded with PID "+checksumPid(pid)+"."
# calculate the keys
drm_ptr, drm_count, drm_size, drm_flags = struct.unpack('>LLLL', sect[0xA8:0xA8+16])
if drm_count == 0:
raise DrmException("no PIDs found in this file")
found_key = self.parseDRM(sect[drm_ptr:drm_ptr+drm_size], drm_count, pid)
if not found_key:
raise DrmException("no key found. maybe the PID is incorrect")
# kill the drm keys
self.patchSection(0, "\0" * drm_size, drm_ptr)
# kill the drm pointers
self.patchSection(0, "\xff" * 4 + "\0" * 12, 0xA8)
# clear the crypto type
self.patchSection(0, "\0" * 2, 0xC)
# kill the drm keys
self.patchSection(0, "\0" * drm_size, drm_ptr)
# kill the drm pointers
self.patchSection(0, "\xff" * 4 + "\0" * 12, 0xA8)
# clear the crypto type
self.patchSection(0, "\0" * 2, 0xC)
# decrypt sections
print "Decrypting. Please wait . . .",
new_data = self.data_file[:self.sections[1][0]]
for i in xrange(1, records+1):
data = self.loadSection(i)
extra_size = getSizeOfTrailingDataEntries(data, len(data), extra_data_flags)
if i%100 == 0:
print ".",
# print "record %d, extra_size %d" %(i,extra_size)
new_data += PC1(found_key, data[0:len(data) - extra_size])
if extra_size > 0:
new_data += data[-extra_size:]
#self.patchSection(i, PC1(found_key, data[0:len(data) - extra_size]))
if self.num_sections > records+1:
new_data += self.data_file[self.sections[records+1][0]:]
self.data_file = new_data
print "done"
def getResult(self):
# decrypt sections
print "Decrypting. Please wait . . .",
new_data = self.data_file[:self.sections[1][0]]
for i in xrange(1, self.records+1):
data = self.loadSection(i)
extra_size = getSizeOfTrailingDataEntries(data, len(data), self.extra_data_flags)
if i%100 == 0:
print ".",
# print "record %d, extra_size %d" %(i,extra_size)
new_data += PC1(found_key, data[0:len(data) - extra_size])
if extra_size > 0:
new_data += data[-extra_size:]
if self.num_sections > self.records+1:
new_data += self.data_file[self.sections[self.records+1][0]:]
self.data_file = new_data
print "done"
return self.data_file
def getUnencryptedBook(infile,pid):
sys.stdout=Unbuffered(sys.stdout)
data_file = file(infile, 'rb').read()
strippedFile = DrmStripper(data_file, pid)
return strippedFile.getResult()
if not os.path.isfile(infile):
raise DrmException('Input File Not Found')
book = MobiBook(infile)
return book.processBook([pid])
def getUnencryptedBookWithList(infile,pidlist):
if not os.path.isfile(infile):
raise DrmException('Input File Not Found')
book = MobiBook(infile)
return book.processBook(pidlist)
def main(argv=sys.argv):
sys.stdout=Unbuffered(sys.stdout)
print ('MobiDeDrm v%(__version__)s. '
'Copyright 2008-2010 The Dark Reverser.' % globals())
if len(argv)<4:
print "Removes protection from Mobipocket books"
print "Usage:"
print " %s <infile> <outfile> <PID>" % sys.argv[0]
print " %s <infile> <outfile> <Comma separated list of PIDs to try>" % sys.argv[0]
return 1
else:
infile = argv[1]
outfile = argv[2]
pid = argv[3]
pidlist = argv[3].split(',')
try:
stripped_file = getUnencryptedBook(infile, pid)
stripped_file = getUnencryptedBookWithList(infile, pidlist)
file(outfile, 'wb').write(stripped_file)
except DrmException, e:
print "Error: %s" % e

View File

@@ -0,0 +1,27 @@
#!/usr/bin/env python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
import Tkinter
import Tkconstants
# basic scrolled text widget
class ScrolledText(Tkinter.Text):
def __init__(self, master=None, **kw):
self.frame = Tkinter.Frame(master)
self.vbar = Tkinter.Scrollbar(self.frame)
self.vbar.pack(side=Tkconstants.RIGHT, fill=Tkconstants.Y)
kw.update({'yscrollcommand': self.vbar.set})
Tkinter.Text.__init__(self, self.frame, **kw)
self.pack(side=Tkconstants.LEFT, fill=Tkconstants.BOTH, expand=True)
self.vbar['command'] = self.yview
# Copy geometry methods of self.frame without overriding Text
# methods = hack!
text_meths = vars(Tkinter.Text).keys()
methods = vars(Tkinter.Pack).keys() + vars(Tkinter.Grid).keys() + vars(Tkinter.Place).keys()
methods = set(methods).difference(text_meths)
for m in methods:
if m[0] != '_' and m != 'config' and m != 'configure':
setattr(self, m, getattr(self.frame, m))
def __str__(self):
return str(self.frame)

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#! /usr/bin/python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
# For use with Topaz Scripts Version 2.6
import csv
import sys
import os
import getopt
from struct import pack
from struct import unpack
class DocParser(object):
def __init__(self, flatxml, fontsize, ph, pw):
self.flatdoc = flatxml.split('\n')
self.fontsize = int(fontsize)
self.ph = int(ph) * 1.0
self.pw = int(pw) * 1.0
stags = {
'paragraph' : 'p',
'graphic' : '.graphic'
}
attr_val_map = {
'hang' : 'text-indent: ',
'indent' : 'text-indent: ',
'line-space' : 'line-height: ',
'margin-bottom' : 'margin-bottom: ',
'margin-left' : 'margin-left: ',
'margin-right' : 'margin-right: ',
'margin-top' : 'margin-top: ',
'space-after' : 'padding-bottom: ',
}
attr_str_map = {
'align-center' : 'text-align: center; margin-left: auto; margin-right: auto;',
'align-left' : 'text-align: left;',
'align-right' : 'text-align: right;',
'align-justify' : 'text-align: justify;',
'display-inline' : 'display: inline;',
'pos-left' : 'text-align: left;',
'pos-right' : 'text-align: right;',
'pos-center' : 'text-align: center; margin-left: auto; margin-right: auto;',
}
# find tag if within pos to end inclusive
def findinDoc(self, tagpath, pos, end) :
result = None
docList = self.flatdoc
cnt = len(docList)
if end == -1 :
end = cnt
else:
end = min(cnt,end)
foundat = -1
for j in xrange(pos, end):
item = docList[j]
if item.find('=') >= 0:
(name, argres) = item.split('=',1)
else :
name = item
argres = ''
if name.endswith(tagpath) :
result = argres
foundat = j
break
return foundat, result
# return list of start positions for the tagpath
def posinDoc(self, tagpath):
startpos = []
pos = 0
res = ""
while res != None :
(foundpos, res) = self.findinDoc(tagpath, pos, -1)
if res != None :
startpos.append(foundpos)
pos = foundpos + 1
return startpos
def process(self):
classlst = ''
csspage = '.cl-center { text-align: center; margin-left: auto; margin-right: auto; }\n'
csspage += '.cl-right { text-align: right; }\n'
csspage += '.cl-left { text-align: left; }\n'
csspage += '.cl-justify { text-align: justify; }\n'
# generate a list of each <style> starting point in the stylesheet
styleList= self.posinDoc('book.stylesheet.style')
stylecnt = len(styleList)
styleList.append(-1)
# process each style converting what you can
for j in xrange(stylecnt):
start = styleList[j]
end = styleList[j+1]
(pos, tag) = self.findinDoc('style._tag',start,end)
if tag == None :
(pos, tag) = self.findinDoc('style.type',start,end)
# Is this something we know how to convert to css
if tag in self.stags :
# get the style class
(pos, sclass) = self.findinDoc('style.class',start,end)
if sclass != None:
sclass = sclass.replace(' ','-')
sclass = '.cl-' + sclass.lower()
else :
sclass = ''
# check for any "after class" specifiers
(pos, aftclass) = self.findinDoc('style._after_class',start,end)
if aftclass != None:
aftclass = aftclass.replace(' ','-')
aftclass = '.cl-' + aftclass.lower()
else :
aftclass = ''
cssargs = {}
while True :
(pos1, attr) = self.findinDoc('style.rule.attr', start, end)
(pos2, val) = self.findinDoc('style.rule.value', start, end)
if attr == None : break
if (attr == 'display') or (attr == 'pos') or (attr == 'align'):
# handle text based attributess
attr = attr + '-' + val
if attr in self.attr_str_map :
cssargs[attr] = (self.attr_str_map[attr], '')
else :
# handle value based attributes
if attr in self.attr_val_map :
name = self.attr_val_map[attr]
if attr in ('margin-bottom', 'margin-top', 'space-after') :
scale = self.ph
elif attr in ('margin-right', 'indent', 'margin-left', 'hang') :
scale = self.pw
elif attr == 'line-space':
scale = self.fontsize * 2.0
if not ((attr == 'hang') and (int(val) == 0)) :
pv = float(val)/scale
cssargs[attr] = (self.attr_val_map[attr], pv)
keep = True
start = max(pos1, pos2) + 1
# disable all of the after class tags until I figure out how to handle them
if aftclass != "" : keep = False
if keep :
# make sure line-space does not go below 100% or above 300% since
# it can be wacky in some styles
if 'line-space' in cssargs:
seg = cssargs['line-space'][0]
val = cssargs['line-space'][1]
if val < 1.0: val = 1.0
if val > 3.0: val = 3.0
del cssargs['line-space']
cssargs['line-space'] = (self.attr_val_map['line-space'], val)
# handle modifications for css style hanging indents
if 'hang' in cssargs:
hseg = cssargs['hang'][0]
hval = cssargs['hang'][1]
del cssargs['hang']
cssargs['hang'] = (self.attr_val_map['hang'], -hval)
mval = 0
mseg = 'margin-left: '
mval = hval
if 'margin-left' in cssargs:
mseg = cssargs['margin-left'][0]
mval = cssargs['margin-left'][1]
if mval < 0: mval = 0
mval = hval + mval
cssargs['margin-left'] = (mseg, mval)
if 'indent' in cssargs:
del cssargs['indent']
cssline = sclass + ' { '
for key in iter(cssargs):
mseg = cssargs[key][0]
mval = cssargs[key][1]
if mval == '':
cssline += mseg + ' '
else :
aseg = mseg + '%.1f%%;' % (mval * 100.0)
cssline += aseg + ' '
cssline += '}'
if sclass != '' :
classlst += sclass + '\n'
# handle special case of paragraph class used inside chapter heading
# and non-chapter headings
if sclass != '' :
ctype = sclass[4:7]
if ctype == 'ch1' :
csspage += 'h1' + cssline + '\n'
if ctype == 'ch2' :
csspage += 'h2' + cssline + '\n'
if ctype == 'ch3' :
csspage += 'h3' + cssline + '\n'
if ctype == 'h1-' :
csspage += 'h4' + cssline + '\n'
if ctype == 'h2-' :
csspage += 'h5' + cssline + '\n'
if ctype == 'h3_' :
csspage += 'h6' + cssline + '\n'
if cssline != ' { }':
csspage += self.stags[tag] + cssline + '\n'
return csspage, classlst
def convert2CSS(flatxml, fontsize, ph, pw):
print ' ', 'Using font size:',fontsize
print ' ', 'Using page height:', ph
print ' ', 'Using page width:', pw
# create a document parser
dp = DocParser(flatxml, fontsize, ph, pw)
csspage = dp.process()
return csspage

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#!/usr/bin/env python
class Unbuffered:
def __init__(self, stream):
self.stream = stream
def write(self, data):
self.stream.write(data)
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
import sys
sys.stdout=Unbuffered(sys.stdout)
import os, csv, getopt
import zlib, zipfile, tempfile, shutil
from struct import pack
from struct import unpack
class TpzDRMError(Exception):
pass
# local support routines
import kgenpids
import genbook
#
# Utility routines
#
# Get a 7 bit encoded number from file
def bookReadEncodedNumber(fo):
flag = False
data = ord(fo.read(1))
if data == 0xFF:
flag = True
data = ord(fo.read(1))
if data >= 0x80:
datax = (data & 0x7F)
while data >= 0x80 :
data = ord(fo.read(1))
datax = (datax <<7) + (data & 0x7F)
data = datax
if flag:
data = -data
return data
# Get a length prefixed string from file
def bookReadString(fo):
stringLength = bookReadEncodedNumber(fo)
return unpack(str(stringLength)+"s",fo.read(stringLength))[0]
#
# crypto routines
#
# Context initialisation for the Topaz Crypto
def topazCryptoInit(key):
ctx1 = 0x0CAFFE19E
for keyChar in key:
keyByte = ord(keyChar)
ctx2 = ctx1
ctx1 = ((((ctx1 >>2) * (ctx1 >>7))&0xFFFFFFFF) ^ (keyByte * keyByte * 0x0F902007)& 0xFFFFFFFF )
return [ctx1,ctx2]
# decrypt data with the context prepared by topazCryptoInit()
def topazCryptoDecrypt(data, ctx):
ctx1 = ctx[0]
ctx2 = ctx[1]
plainText = ""
for dataChar in data:
dataByte = ord(dataChar)
m = (dataByte ^ ((ctx1 >> 3) &0xFF) ^ ((ctx2<<3) & 0xFF)) &0xFF
ctx2 = ctx1
ctx1 = (((ctx1 >> 2) * (ctx1 >> 7)) &0xFFFFFFFF) ^((m * m * 0x0F902007) &0xFFFFFFFF)
plainText += chr(m)
return plainText
# Decrypt data with the PID
def decryptRecord(data,PID):
ctx = topazCryptoInit(PID)
return topazCryptoDecrypt(data, ctx)
# Try to decrypt a dkey record (contains the bookPID)
def decryptDkeyRecord(data,PID):
record = decryptRecord(data,PID)
fields = unpack("3sB8sB8s3s",record)
if fields[0] != "PID" or fields[5] != "pid" :
raise TpzDRMError("Didn't find PID magic numbers in record")
elif fields[1] != 8 or fields[3] != 8 :
raise TpzDRMError("Record didn't contain correct length fields")
elif fields[2] != PID :
raise TpzDRMError("Record didn't contain PID")
return fields[4]
# Decrypt all dkey records (contain the book PID)
def decryptDkeyRecords(data,PID):
nbKeyRecords = ord(data[0])
records = []
data = data[1:]
for i in range (0,nbKeyRecords):
length = ord(data[0])
try:
key = decryptDkeyRecord(data[1:length+1],PID)
records.append(key)
except TpzDRMError:
pass
data = data[1+length:]
if len(records) == 0:
raise TpzDRMError("BookKey Not Found")
return records
class TopazBook:
def __init__(self, filename, outdir):
self.fo = file(filename, 'rb')
self.outdir = outdir
self.bookPayloadOffset = 0
self.bookHeaderRecords = {}
self.bookMetadata = {}
self.bookKey = None
magic = unpack("4s",self.fo.read(4))[0]
if magic != 'TPZ0':
raise TpzDRMError("Parse Error : Invalid Header, not a Topaz file")
self.parseTopazHeaders()
self.parseMetadata()
def parseTopazHeaders(self):
def bookReadHeaderRecordData():
# Read and return the data of one header record at the current book file position
# [[offset,decompressedLength,compressedLength],...]
nbValues = bookReadEncodedNumber(self.fo)
values = []
for i in range (0,nbValues):
values.append([bookReadEncodedNumber(self.fo),bookReadEncodedNumber(self.fo),bookReadEncodedNumber(self.fo)])
return values
def parseTopazHeaderRecord():
# Read and parse one header record at the current book file position and return the associated data
# [[offset,decompressedLength,compressedLength],...]
if ord(self.fo.read(1)) != 0x63:
raise TpzDRMError("Parse Error : Invalid Header")
tag = bookReadString(self.fo)
record = bookReadHeaderRecordData()
return [tag,record]
nbRecords = bookReadEncodedNumber(self.fo)
for i in range (0,nbRecords):
result = parseTopazHeaderRecord()
# print result[0], result[1]
self.bookHeaderRecords[result[0]] = result[1]
if ord(self.fo.read(1)) != 0x64 :
raise TpzDRMError("Parse Error : Invalid Header")
self.bookPayloadOffset = self.fo.tell()
def parseMetadata(self):
# Parse the metadata record from the book payload and return a list of [key,values]
self.fo.seek(self.bookPayloadOffset + self.bookHeaderRecords["metadata"][0][0])
tag = bookReadString(self.fo)
if tag != "metadata" :
raise TpzDRMError("Parse Error : Record Names Don't Match")
flags = ord(self.fo.read(1))
nbRecords = ord(self.fo.read(1))
for i in range (0,nbRecords) :
record = [bookReadString(self.fo), bookReadString(self.fo)]
self.bookMetadata[record[0]] = record[1]
return self.bookMetadata
def getPIDMetaInfo(self):
keysRecord = None
KeysRecordRecord = None
if 'keys' in self.bookMetadata:
keysRecord = self.bookMetadata['keys']
keysRecordRecord = self.bookMetadata[keysRecord]
return keysRecord, keysRecordRecord
def getBookTitle(self):
title = ''
if 'Title' in self.bookMetadata:
title = self.bookMetadata['Title']
return title
def setBookKey(self, key):
self.bookKey = key
def getBookPayloadRecord(self, name, index):
# Get a record in the book payload, given its name and index.
# decrypted and decompressed if necessary
encrypted = False
compressed = False
try:
recordOffset = self.bookHeaderRecords[name][index][0]
except:
raise TpzDRMError("Parse Error : Invalid Record, record not found")
self.fo.seek(self.bookPayloadOffset + recordOffset)
tag = bookReadString(self.fo)
if tag != name :
raise TpzDRMError("Parse Error : Invalid Record, record name doesn't match")
recordIndex = bookReadEncodedNumber(self.fo)
if recordIndex < 0 :
encrypted = True
recordIndex = -recordIndex -1
if recordIndex != index :
raise TpzDRMError("Parse Error : Invalid Record, index doesn't match")
if (self.bookHeaderRecords[name][index][2] > 0):
compressed = True
record = self.fo.read(self.bookHeaderRecords[name][index][2])
else:
record = self.fo.read(self.bookHeaderRecords[name][index][1])
if encrypted:
if self.bookKey:
ctx = topazCryptoInit(self.bookKey)
record = topazCryptoDecrypt(record,ctx)
else :
raise TpzDRMError("Error: Attempt to decrypt without bookKey")
if compressed:
record = zlib.decompress(record)
return record
def processBook(self, pidlst):
raw = 0
fixedimage=True
try:
keydata = self.getBookPayloadRecord('dkey', 0)
except TpzDRMError, e:
print "no dkey record found, book may not be encrypted"
print "attempting to extrct files without a book key"
self.createBookDirectory()
self.extractFiles()
print "Successfully Extracted Topaz contents"
rv = genbook.generateBook(self.outdir, raw, fixedimage)
if rv == 0:
print "\nBook Successfully generated"
return rv
# try each pid to decode the file
bookKey = None
for pid in pidlst:
# use 8 digit pids here
pid = pid[0:8]
print "\nTrying: ", pid
bookKeys = []
data = keydata
try:
bookKeys+=decryptDkeyRecords(data,pid)
except TpzDRMError, e:
pass
else:
bookKey = bookKeys[0]
print "Book Key Found!"
break
if not bookKey:
raise TpzDRMError('Decryption Unsucessful; No valid pid found')
self.setBookKey(bookKey)
self.createBookDirectory()
self.extractFiles()
print "Successfully Extracted Topaz contents"
rv = genbook.generateBook(self.outdir, raw, fixedimage)
if rv == 0:
print "\nBook Successfully generated"
return rv
def createBookDirectory(self):
outdir = self.outdir
# create output directory structure
if not os.path.exists(outdir):
os.makedirs(outdir)
destdir = os.path.join(outdir,'img')
if not os.path.exists(destdir):
os.makedirs(destdir)
destdir = os.path.join(outdir,'color_img')
if not os.path.exists(destdir):
os.makedirs(destdir)
destdir = os.path.join(outdir,'page')
if not os.path.exists(destdir):
os.makedirs(destdir)
destdir = os.path.join(outdir,'glyphs')
if not os.path.exists(destdir):
os.makedirs(destdir)
def extractFiles(self):
outdir = self.outdir
for headerRecord in self.bookHeaderRecords:
name = headerRecord
if name != "dkey" :
ext = '.dat'
if name == 'img' : ext = '.jpg'
if name == 'color' : ext = '.jpg'
print "\nProcessing Section: %s " % name
for index in range (0,len(self.bookHeaderRecords[name])) :
fnum = "%04d" % index
fname = name + fnum + ext
destdir = outdir
if name == 'img':
destdir = os.path.join(outdir,'img')
if name == 'color':
destdir = os.path.join(outdir,'color_img')
if name == 'page':
destdir = os.path.join(outdir,'page')
if name == 'glyphs':
destdir = os.path.join(outdir,'glyphs')
outputFile = os.path.join(destdir,fname)
print ".",
record = self.getBookPayloadRecord(name,index)
if record != '':
file(outputFile, 'wb').write(record)
print " "
def zipUpDir(myzip, tempdir,localname):
currentdir = tempdir
if localname != "":
currentdir = os.path.join(currentdir,localname)
list = os.listdir(currentdir)
for file in list:
afilename = file
localfilePath = os.path.join(localname, afilename)
realfilePath = os.path.join(currentdir,file)
if os.path.isfile(realfilePath):
myzip.write(realfilePath, localfilePath)
elif os.path.isdir(realfilePath):
zipUpDir(myzip, tempdir, localfilePath)
def usage(progname):
print "Removes DRM protection from Topaz ebooks and extract the contents"
print "Usage:"
print " %s [-k <kindle.info>] [-p <pidnums>] [-s <kindleSerialNumbers>] <infile> <outdir> " % progname
# Main
def main(argv=sys.argv):
progname = os.path.basename(argv[0])
k4 = False
pids = []
serials = []
kInfoFiles = []
try:
opts, args = getopt.getopt(sys.argv[1:], "k:p:s:")
except getopt.GetoptError, err:
print str(err)
usage(progname)
return 1
if len(args)<2:
usage(progname)
return 1
for o, a in opts:
if o == "-k":
if a == None :
print "Invalid parameter for -k"
return 1
kInfoFiles.append(a)
if o == "-p":
if a == None :
print "Invalid parameter for -p"
return 1
pids = a.split(',')
if o == "-s":
if a == None :
print "Invalid parameter for -s"
return 1
serials = a.split(',')
k4 = True
infile = args[0]
outdir = args[1]
if not os.path.isfile(infile):
print "Input File Does Not Exist"
return 1
bookname = os.path.splitext(os.path.basename(infile))[0]
tempdir = tempfile.mkdtemp()
tb = TopazBook(infile, tempdir)
title = tb.getBookTitle()
print "Processing Book: ", title
keysRecord, keysRecordRecord = tb.getPIDMetaInfo()
pidlst = kgenpids.getPidList(keysRecord, keysRecordRecord, k4, pids, serials, kInfoFiles)
try:
tb.processBook(pidlst)
except TpzDRMError, e:
print str(e)
print " Creating DeBug Full Zip Archive of Book"
zipname = os.path.join(outdir, bookname + '_debug' + '.zip')
myzip = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
zipUpDir(myzip, tempdir, '')
myzip.close()
return 1
print " Creating HTML ZIP Archive"
zipname = os.path.join(outdir, bookname + '_nodrm' + '.zip')
myzip1 = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
myzip1.write(os.path.join(tempdir,'book.html'),'book.html')
myzip1.write(os.path.join(tempdir,'book.opf'),'book.opf')
if os.path.isfile(os.path.join(tempdir,'cover.jpg')):
myzip1.write(os.path.join(tempdir,'cover.jpg'),'cover.jpg')
myzip1.write(os.path.join(tempdir,'style.css'),'style.css')
zipUpDir(myzip1, tempdir, 'img')
myzip1.close()
print " Creating SVG ZIP Archive"
zipname = os.path.join(outdir, bookname + '_SVG' + '.zip')
myzip2 = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
myzip2.write(os.path.join(tempdir,'index_svg.xhtml'),'index_svg.xhtml')
zipUpDir(myzip2, tempdir, 'svg')
zipUpDir(myzip2, tempdir, 'img')
myzip2.close()
print " Creating XML ZIP Archive"
zipname = os.path.join(outdir, bookname + '_XML' + '.zip')
myzip3 = zipfile.ZipFile(zipname,'w',zipfile.ZIP_DEFLATED, False)
targetdir = os.path.join(tempdir,'xml')
zipUpDir(myzip3, targetdir, '')
zipUpDir(myzip3, tempdir, 'img')
myzip3.close()
shutil.rmtree(tempdir)
return 0
if __name__ == '__main__':
sys.exit(main())