provide CommunityID as hex string

CommunityID is taken now from default value or dataset file in readable digit-string Format.
Benefits:
- internal "NotOnChip" function is now working for DG18
- The value is readable ;-)

virtualsmartcard/npa-example-data/Example_Dataset_Mueller_Gertrud.txt

@@ -1,6 +1,5 @@
 # This is an example dataset file for the virtual smartcard.
 # Datagroups are just given in plain ascii, separated by =.
-# CommunityID has to be given as hex values enclosed with ' '.
 # The File is passed to the virtual smartcard emulator via
 # command line option -d, with or without path.
 #
@@ -32,7 +31,7 @@ Country=D
 City=BREMEN
 ZIP=28195
 Street=STADTMUSIKANTENWEG 12a
-CommunityID='\x02\x76\x03\x02\x54\x00\x21'
+CommunityID=02760302540021
 
 # ResidencePermit1 and ResidencePermit2 are part of eAT only
 ResidencePermit1=Nebenbestimmungen I Text...(up to 750 characters)

virtualsmartcard/src/vpicc/virtualsmartcard/CardGenerator.py

@@ -17,7 +17,7 @@
 # virtualsmartcard.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-import sys, getpass, anydbm, logging
+import sys, getpass, anydbm, logging, binascii
 from pickle import loads, dumps
 from virtualsmartcard.TLVutils import pack, unpack
 from virtualsmartcard.utils import inttostring
@@ -192,7 +192,10 @@ class CardGenerator(object):
         City = self.datagroups["City"] if "City" in self.datagroups else 'KOLN'
         ZIP = self.datagroups["ZIP"] if "ZIP" in self.datagroups else '51147'
         Street = self.datagroups["Street"] if "Street" in self.datagroups else 'HEIDESTRASSE 17'
-        CommunityID = eval(self.datagroups["CommunityID"]) if "CommunityID" in self.datagroups else '\x02\x76\x03\x78\x90\x02\x76'
+        CommunityID = self.datagroups["CommunityID"] if "CommunityID" in self.datagroups else '02760378900276'
+        if (CommunityID.rstrip() != "<NotOnChip>"):
+            # the plain CommunityID integer value has to be translated into its binary representation. '0276...' will be '\x02\x76\...'
+            CommunityID_Binary = binascii.unhexlify(CommunityID)
         # ResidencePermit1 and ResidencePermit2 are part of eAT only
         ResidencePermit1 = self.datagroups["ResidencePermit1"] if "ResidencePermit1" in self.datagroups else 'ResidencePermit1 field up to 750 characters'
         ResidencePermit2 = self.datagroups["ResidencePermit2"] if "ResidencePermit2" in self.datagroups else 'ResidencePermit1 field up to 250 characters'
@@ -278,9 +281,8 @@ class CardGenerator(object):
 					])])], True)
         else:
 		dg17 = None
-	#FIXME: Dataset file with CommunityID =<NotOnChip> still not works while assigning of non hex value due to eval()
         if (CommunityID.rstrip() != "<NotOnChip>"):
-		dg18 = pack([(0x72, 0, [(0x04, 0, CommunityID)])], True)
+		dg18 = pack([(0x72, 0, [(0x04, 0, CommunityID_Binary)])], True)
         else:
 		dg18 = None
         if (ResidencePermit1.rstrip() != "<NotOnChip>"):
@@ -458,6 +460,7 @@ class CardGenerator(object):
                     splitLine = line.split("=")
                     # we don't want to have the newline char from dataset file as part of the value!!
                     self.datagroups[splitLine[0]] = splitLine[1].rstrip("\n\r")
+                    logging.info("Dataset value for "+splitLine[0].rstrip()+": '"+splitLine[1].rstrip("\n\r")+"'")
 
 if __name__ == "__main__":
     from optparse import OptionParser