def decryptpdb(infile, outdir, rscpath):
outname = os.path.splitext(os.path.basename(infile))[0] + ".pmlz"
outpath = os.path.join(outdir, outname)
rv = 1
socialpath = os.path.join(rscpath, 'sdrmlist.txt')
if os.path.exists(socialpath):
keydata = file(socialpath, 'r').read()
keydata = keydata.rstrip(os.linesep)
ar = keydata.split(',')
for i in ar:
try:
name, cc8 = i.split(':')
except ValueError:
print ' Error parsing user supplied social drm data.'
return 1
try:
rv = erdr2pml.decryptBook(infile, outpath, True,
erdr2pml.getuser_key(name, cc8))
except Exception, e:
errlog += traceback.format_exc()
errlog += str(e)
rv = 1
if rv == 0:
break
def eReaderDecrypt(self, path_to_ebook):
import calibre_plugins.dedrm.prefs as prefs
import calibre_plugins.dedrm.erdr2pml
dedrmprefs = prefs.DeDRM_Prefs()
# Attempt to decrypt epub with each encryption key (generated or provided).
for keyname, userkey in dedrmprefs['ereaderkeys'].items():
keyname_masked = u"".join(
(u'X' if (x.isdigit()) else x) for x in keyname)
print(u"{0} v{1}: Trying Encryption key {2:s}".format(
PLUGIN_NAME, PLUGIN_VERSION, keyname_masked))
of = self.temporary_file(u".pmlz")
# Give the userkey, ebook and TemporaryPersistent file to the decryption function.
result = erdr2pml.decryptBook(path_to_ebook, of.name, True,
userkey.decode('hex'))
of.close()
# Decryption was successful return the modified PersistentTemporary
# file to Calibre's import process.
if result == 0:
print(
u"{0} v{1}: Successfully decrypted with key {2:s} after {3:.1f} seconds"
.format(PLUGIN_NAME, PLUGIN_VERSION, keyname_masked,
time.time() - self.starttime))
return of.name
print(
u"{0} v{1}: Failed to decrypt with key {2:s} after {3:.1f} seconds"
.format(PLUGIN_NAME, PLUGIN_VERSION, keyname_masked,
time.time() - self.starttime))
print(
u"{0} v{1}: Ultimately failed to decrypt after {2:.1f} seconds. Read the FAQs at Harper's repository: https://github.com/apprenticeharper/DeDRM_tools/blob/master/FAQs.md"
.format(PLUGIN_NAME, PLUGIN_VERSION,
time.time() - self.starttime))
raise DeDRMError(
u"{0} v{1}: Ultimately failed to decrypt after {2:.1f} seconds. Read the FAQs at Harper's repository: https://github.com/apprenticeharper/DeDRM_tools/blob/master/FAQs.md"
.format(PLUGIN_NAME, PLUGIN_VERSION,
time.time() - self.starttime))
def main(argv=sys.argv):
args = argv[1:]
if len(args) != 3:
return -1
infile = args[0]
outdir = args[1]
rscpath = args[2]
rv = 1
socialpath = os.path.join(rscpath,'sdrmlist.txt')
if os.path.exists(socialpath):
keydata = file(socialpath,'r').read()
keydata = keydata.rstrip(os.linesep)
ar = keydata.split(',')
for i in ar:
try:
name, cc8 = i.split(':')
except ValueError:
print ' Error parsing user supplied social drm data.'
return 1
rv = erdr2pml.decryptBook(infile, outdir, name, cc8, True)
if rv == 0:
break
return rv
def decryptpdb(infile, outdir, rscpath):
outname = os.path.splitext(os.path.basename(infile))[0] + ".pmlz"
outpath = os.path.join(outdir, outname)
rv = 1
socialpath = os.path.join(rscpath,'sdrmlist.txt')
if os.path.exists(socialpath):
keydata = file(socialpath,'r').read()
keydata = keydata.rstrip(os.linesep)
ar = keydata.split(',')
for i in ar:
try:
name, cc8 = i.split(':')
except ValueError:
print ' Error parsing user supplied social drm data.'
return 1
try:
rv = erdr2pml.decryptBook(infile, outpath, True, erdr2pml.getuser_key(name, cc8))
except Exception, e:
errlog += traceback.format_exc()
errlog += str(e)
rv = 1
if rv == 0:
break
