1 files changed, 8 insertions, 11 deletions

diff --git a/backend/python/src/clipperz.py b/backend/python/src/clipperz.py
index c8d91de..bd5d030 100644
--- a/backend/python/src/clipperz.py
+++ b/backend/python/src/clipperz.py
@@ -1,281 +1,278 @@
-        #
+#
         #Copyright 2008-2011 Clipperz Srl
         #
-        #This file is part of Clipperz's Javascript Crypto Library.
-        #Javascript Crypto Library provides web developers with an extensive
-        #and efficient set of cryptographic functions. The library aims to
-        #obtain maximum execution speed while preserving modularity and
-        #reusability.
+        #This file is part of Clipperz Community Edition.
+        #Clipperz Community Edition is an online password manager.
         #For further information about its features and functionalities please
-        #refer to http://www.clipperz.com
+        #refer to http://www.clipperz.com.
         #
-        #* Javascript Crypto Library is free software: you can redistribute
+        #* Clipperz Community Edition is free software: you can redistribute
         #  it and/or modify it under the terms of the GNU Affero General Public
         #  License as published by the Free Software Foundation, either version
         #  3 of the License, or (at your option) any later version.
         #
-        #* Javascript Crypto Library is distributed in the hope that it will
+        #* Clipperz Community Edition is distributed in the hope that it will
         #  be useful, but WITHOUT ANY WARRANTY; without even the implied
         #  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
         #  See the GNU Affero General Public License for more details.
         #
         #* You should have received a copy of the GNU Affero General Public
-        #  License along with Javascript Crypto Library.  If not, see
+        #  License along with Clipperz Community Edition.  If not, see
         #  <http://www.gnu.org/licenses/>.
-        #
+#
 
 import os
 import cgi
 import wsgiref.handlers
 
 import datetime
 import uuid
 import random
 import hashlib
 
 import logging
 
 from google.appengine.api import users
 from google.appengine.ext import webapp
 from google.appengine.ext import db
 from google.appengine.ext.webapp import template
 
 from django.utils import simplejson
 
 #==============================================================================
 
 sessionTimeout = datetime.timedelta(minutes=-2)
 
 def randomSeed():
         return hex(random.getrandbits(32*8))[2:-1]
 
 def clipperzHash(aString):
         #logging.info(">>> string: " + aString)
         firstRound = hashlib.sha256()
         firstRound.update(aString)
         #logging.info("firstRound: " + firstRound.hexdigest() + " - " + firstRound.digest())
         result = hashlib.sha256()
         result.update(firstRound.digest())
         #logging.info("<<< finalResul: " + result.hexdigest())
 
         return result.hexdigest()
         
 #==============================================================================
 
 class User(db.Model):
                 username= db.StringProperty()
                 srp_s   = db.StringProperty()
                 srp_v   = db.StringProperty()
                 header  = db.TextProperty()
                 statistics= db.TextProperty()
         auth_version= db.StringProperty()
                 version         = db.StringProperty()
                 lock    = db.StringProperty()
         
         def updateCredentials(self, someCredentials):
                         self.username   = someCredentials['C']
                         self.srp_s              = someCredentials['s']
                         self.srp_v              = someCredentials['v']
                         self.auth_version= someCredentials['version']
 
         def update(self, someData):
                         self.header     = someData['header']
                         self.statistics= someData['statistics']
                         self.version= someData['version']
                         self.lock       = someData['lock']
 
 #------------------------------------------------------------------------------
 
 class Record(db.Model):
                 user            = db.ReferenceProperty(User)
                 reference       = db.StringProperty()
                 data            = db.TextProperty()
                 version                 = db.StringProperty()
                 creation_date= db.DateTimeProperty(auto_now_add=True)
                 update_date     = db.DateTimeProperty(auto_now_add=True)
                 access_date     = db.DateTimeProperty(auto_now_add=True)
 
 #------------------------------------------------------------------------------
 
 class RecordVersion(db.Model):
                 record                  = db.ReferenceProperty(Record)
                 reference               = db.StringProperty()
                 header                  = db.TextProperty()
                 data                    = db.TextProperty()
                 version                         = db.StringProperty()
                 previousVersionKey= db.StringProperty()
                 previousVersion         = db.SelfReferenceProperty()
                 creation_date   = db.DateTimeProperty(auto_now_add=True)
                 update_date             = db.DateTimeProperty(auto_now_add=True)
                 access_date             = db.DateTimeProperty(auto_now_add=True)
 
         def update(self, someData):
                 recordData = someData['record'];
                         self.parent().reference =recordData['reference']
                         self.parent().data =    recordData['data']
                         self.parent().version =         recordData['version']
                         self.parent().update_date =datetime.datetime.now()
 
                 recordVersionData = someData['currentRecordVersion'];
                         self.reference =                recordVersionData ['reference']
                         self.data =                             recordVersionData ['data']
                         self.version =                  recordVersionData ['version']
                         #self.previous_version  =#recordVersionData ['previousVersion']
                         self.previous_version_key =recordVersionData ['previousVersionKey']
                         self.update_date =              datetime.datetime.now()
 
 #------------------------------------------------------------------------------
 
 class OneTimePassword(db.Model):
                 user            = db.ReferenceProperty(User)
                 status          = db.StringProperty()
                 reference       = db.StringProperty()
                 keyValue        = db.StringProperty()
                 keyChecksum     = db.StringProperty()
                 data            = db.TextProperty()
                 version                 = db.StringProperty()
                 creation_date= db.DateTimeProperty(auto_now_add=True)
                 request_date= db.DateTimeProperty()
                 usage_date      = db.DateTimeProperty()
 
         def update(self, someParameters, aStatus):
                         self.reference =        someParameters['reference']
                         self.keyValue =                 someParameters['key']
                         self.keyChecksum =      someParameters['keyChecksum']
                         self.data =                     someParameters['data']
                         self.version =          someParameters['version']
                         self.status =           aStatus
 
         def reset(self, aStatus):
                         self.data =     ""
                         self.status =aStatus
 
                 return self
 
 #------------------------------------------------------------------------------
 
 class Session(db.Expando):
                 sessionId= db.StringProperty()
                 access_date= db.DateTimeProperty()
 
 #==============================================================================
 
 class MainPage(webapp.RequestHandler):
         def get(self):
                 path = os.path.join(os.path.dirname(__file__), 'static%s' % self.request.path)
                 self.response.out.write(template.render(path, {}))
 
 #==============================================================================
 
 class XHR(webapp.RequestHandler):
 
         #==========================================================================
 
         def get(self):
                 logging.info("self.request.path: " + self.request.path)
                 if self.request.path == "/dump":
                         session = self.getSession()
                         userData = {}
                         offline_data_placeholder = ""
                 
                         user = db.Query(User).filter('username =', session.C).get()
                 
                         userData['users'] = {
                                 'catchAllUser': {
                                         '__masterkey_test_value__': 'masterkey',
                                         's': '112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00',
                                         'v': '112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00'
                                 }
                         }
 
                         records = {}
                         for currentRecord in db.Query(Record).ancestor(user):
                                 versions = {}
                                 for currentVersion in db.Query(RecordVersion).ancestor(currentRecord):
                                         versions[currentVersion.reference] ={
                                                         'header':       currentVersion.header,
                                                         'data':                 currentVersion.data,
                                                         'version':      currentVersion.version,
                                                         'creationDate':str(currentVersion.creation_date),
                                                         'updateDate':str(currentVersion.update_date),
                                                         'accessDate':str(currentVersion.access_date)
                                         }
 
                                 records[currentRecord.reference] = {
                                                 'data':                         currentRecord.data,
                                                 'version':              currentRecord.version,
                                                 'creationDate':         str(currentRecord.creation_date),
                                                 'updateDate':   str(currentRecord.update_date),
                                                 'accessDate':   str(currentRecord.access_date),
                                                 'currentVersion':currentVersion.reference,
                                                 'versions':             versions
                                 }
 
                         userData['users'][user.username] = {
                                         's':                            user.srp_s,
                                         'v':                            user.srp_v,
                                         'version':                      user.auth_version,
                                         'maxNumberOfRecords':'100',
                                         'userDetails':          user.header,
                                         'statistics':           user.statistics,
                                         'userDetailsVersion':user.version,
                                         'records':                      records
                         }
 
                         offline_data_placeholder = offline_data_placeholder + "_clipperz_dump_data_ = " + simplejson.dumps(userData, indent=4) + "\n"
                         offline_data_placeholder = offline_data_placeholder + "Clipperz.PM.Proxy.defaultProxy = new Clipperz.PM.Proxy.Offline();" + "\n"
                         offline_data_placeholder = offline_data_placeholder + "Clipperz.Crypto.PRNG.defaultRandomGenerator().fastEntropyAccumulationForTestingPurpose();" + "\n"
 
                         path = os.path.join(os.path.dirname(__file__), 'static/dump.html')
 
                         self.response.headers.add_header('Content-Type', 'text/html')
                         self.response.headers.add_header('Content-Disposition', 'attachment', filename='Clipperz.html')
                         self.response.out.write(template.render(path, {'offline_data_placeholder': offline_data_placeholder}))
 
         #==========================================================================
 
         def post(self):
                 method = self.request.get('method')
                 parameters = simplejson.loads(self.request.get('parameters'))
                 session = self.getSession()
                 result = {};
 
                 #----------------------------------------------------------------------
 
                 if method == 'registration':
                         message = parameters['message'];
                         
                         if message == 'completeRegistration':
                                 user = User()
                         
                                 user.updateCredentials(parameters['credentials'])
                                 user.update(parameters['user'])
                                 user.put()
 
                                 result['lock'] = user.lock
                                 result['result'] = "done"
 
                 #----------------------------------------------------------------------
 
                 elif method == 'handshake':
                         srp_g = 2L
                         srp_n = long("0x%s" % "115b8b692e0e045692cf280b436735c77a5a9e8a9e7ed56c965f87db5b2a2ece3", 16)
 
                         message = parameters['message'];
 
                         #------------------------------------------------------------------
 
                         if message == 'connect':
                                 session.C = parameters['parameters']['C']
                                 session.A = parameters['parameters']['A']
 
                                 user = db.Query(User).filter('username =', session.C).get()
 
                                 if user != None:
                                         try:
                                                 optId = session.otpId
 
                                                 oneTimePassword = db.Query(OneTimePassword).filter('keyValue =', optId).get()
                                                 
                                                 if oneTimePassword.parent().username != user.username:
                                                         oneTimePassword.reset('DISABLED').put()