changeset 1591:0b63a0d2cede beta

Merge with upstream
author Nicolas VINOT <aeris@imirhil.fr>
date Wed, 19 Oct 2011 01:47:56 +0200
parents 2c08b6929b1c (current diff) 10d117545a7e (diff)
children 8628c8706bf8
files rhodecode/controllers/api/api.py rhodecode/model/db.py rhodecode/model/repos_group.py
diffstat 6 files changed, 1012 insertions(+), 557 deletions(-) [+]
line wrap: on
line diff
--- a/rhodecode/controllers/api/api.py	Mon Oct 17 15:48:19 2011 +0200
+++ b/rhodecode/controllers/api/api.py	Wed Oct 19 01:47:56 2011 +0200
@@ -2,97 +2,371 @@
 import logging
 
 from rhodecode.controllers.api import JSONRPCController, JSONRPCError
-from rhodecode.lib.auth import HasPermissionAllDecorator
+from rhodecode.lib.auth import HasPermissionAllDecorator, HasPermissionAnyDecorator
 from rhodecode.model.scm import ScmModel
 
-from rhodecode.model.db import User, UsersGroup, Repository
+from rhodecode.model.db import User, UsersGroup, Group, Repository
+from rhodecode.model.repo import RepoModel
+from rhodecode.model.user import UserModel
+from rhodecode.model.repo_permission import RepositoryPermissionModel
+from rhodecode.model.users_group import UsersGroupModel
+from rhodecode.model import users_group
+from rhodecode.model.repos_group import ReposGroupModel
+from sqlalchemy.orm.exc import NoResultFound
 
-log = logging.getLogger(__name__)
+log = logging.getLogger( __name__ )
 
 
-class ApiController(JSONRPCController):
+class ApiController( JSONRPCController ):
     """
     API Controller
-    
-    
+
+
     Each method needs to have USER as argument this is then based on given
     API_KEY propagated as instance of user object
-    
+
     Preferably this should be first argument also
-    
-    
-    Each function should also **raise** JSONRPCError for any 
+
+
+    Each function should also **raise** JSONRPCError for any
     errors that happens
-    
+
     """
 
-    @HasPermissionAllDecorator('hg.admin')
-    def pull(self, apiuser, repo):
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def pull( self, apiuser, repo ):
         """
         Dispatch pull action on given repo
-        
-        
+
+
         :param user:
         :param repo:
         """
 
-        if Repository.is_valid(repo) is False:
-            raise JSONRPCError('Unknown repo "%s"' % repo)
-        
+        if Repository.is_valid( repo ) is False:
+            raise JSONRPCError( 'Unknown repo "%s"' % repo )
+
         try:
-            ScmModel().pull_changes(repo, self.rhodecode_user.username)
+            ScmModel().pull_changes( repo, self.rhodecode_user.username )
             return 'Pulled from %s' % repo
         except Exception:
-            raise JSONRPCError('Unable to pull changes from "%s"' % repo)
+            raise JSONRPCError( 'Unable to pull changes from "%s"' % repo )
+
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def get_user( self, apiuser, username ):
+        """"
+        Get a user by username
+
+        :param apiuser
+        :param username
+        """
 
+        user = User.get_by_username( username )
+        if not user:
+            return None
+
+        return dict( id = user.user_id,
+                        username = user.username,
+                        firstname = user.name,
+                        lastname = user.lastname,
+                        email = user.email,
+                        active = user.active,
+                        admin = user.admin,
+                        ldap = user.ldap_dn )
 
-    @HasPermissionAllDecorator('hg.admin')
-    def create_user(self, apiuser, username, password, active, admin, name, 
-                    lastname, email):
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def get_users( self, apiuser ):
+        """"
+        Get all users
+
+        :param apiuser
         """
-        Creates new user
-        
+
+        result = []
+        for user in User.getAll():
+            result.append( dict( id = user.user_id,
+                                username = user.username,
+                                firstname = user.name,
+                                lastname = user.lastname,
+                                email = user.email,
+                                active = user.active,
+                                admin = user.admin,
+                                ldap = user.ldap_dn ) )
+        return result
+
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def create_user( self, apiuser, username, password, firstname,
+                    lastname, email, active = True, admin = False, ldap_dn = None ):
+        """
+        Create new user
+
         :param apiuser:
         :param username:
         :param password:
-        :param active:
-        :param admin:
         :param name:
         :param lastname:
         :param email:
+        :param active:
+        :param admin:
+        :param ldap_dn:
         """
-        
-        form_data = dict(username=username,
-                         password=password,
-                         active=active,
-                         admin=admin,
-                         name=name,
-                         lastname=lastname,
-                         email=email)
+
+        if self.get_user( apiuser, username ):
+            raise JSONRPCError( "user %s already exist" % username )
+
         try:
-            u = User.create(form_data)
-            return {'id':u.user_id,
-                    'msg':'created new user %s' % name}
+            form_data = dict( username = username,
+                             password = password,
+                             active = active,
+                             admin = admin,
+                             name = firstname,
+                             lastname = lastname,
+                             email = email,
+                             ldap_dn = ldap_dn )
+            UserModel().create_ldap( username, password, ldap_dn, form_data )
+            return dict( msg = 'created new user %s' % username )
         except Exception:
-            log.error(traceback.format_exc())
-            raise JSONRPCError('failed to create user %s' % name)
+            log.error( traceback.format_exc() )
+            raise JSONRPCError( 'failed to create user %s' % username )
+
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def get_users_group( self, apiuser, group_name ):
+        """"
+        Get users group by name
+
+        :param apiuser
+        :param group_name
+        """
+
+        users_group = UsersGroup.get_by_group_name( group_name )
+        if not users_group:
+            return None
+
+        members = []
+        for user in users_group.members:
+            user = user.user
+            members.append( dict( id = user.user_id,
+                            username = user.username,
+                            firstname = user.name,
+                            lastname = user.lastname,
+                            email = user.email,
+                            active = user.active,
+                            admin = user.admin,
+                            ldap = user.ldap_dn ) )
 
+        return dict( id = users_group.users_group_id,
+                    name = users_group.users_group_name,
+                    active = users_group.users_group_active,
+                    members = members )
 
-    @HasPermissionAllDecorator('hg.admin')
-    def create_users_group(self, apiuser, name, active):
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def get_users_groups( self, apiuser ):
+        """"
+        Get all users groups
+
+        :param apiuser
+        """
+
+        result = []
+        for users_group in UsersGroup.getAll():
+            members = []
+            for user in users_group.members:
+                user = user.user
+                members.append( dict( id = user.user_id,
+                                username = user.username,
+                                firstname = user.name,
+                                lastname = user.lastname,
+                                email = user.email,
+                                active = user.active,
+                                admin = user.admin,
+                                ldap = user.ldap_dn ) )
+
+            result.append( dict( id = users_group.users_group_id,
+                                name = users_group.users_group_name,
+                                active = users_group.users_group_active,
+                                members = members ) )
+        return result
+
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def create_users_group( self, apiuser, name, active = True ):
         """
         Creates an new usergroup
-        
+
         :param name:
         :param active:
         """
-        form_data = {'users_group_name':name,
-                     'users_group_active':active}
+
+        if self.get_users_group( apiuser, name ):
+            raise JSONRPCError( "users group %s already exist" % name )
+
+        try:
+            form_data = dict( users_group_name = name,
+                             users_group_active = active )
+            ug = UsersGroup.create( form_data )
+            return dict( id = ug.users_group_id,
+                        msg = 'created new users group %s' % name )
+        except Exception:
+            log.error( traceback.format_exc() )
+            raise JSONRPCError( 'failed to create group %s' % name )
+
+    @HasPermissionAllDecorator( 'hg.admin' )
+    def add_user_to_users_group( self, apiuser, group_name, user_name ):
+        """"
+        Add a user to a group
+
+        :param apiuser
+        :param group_name
+        :param user_name
+        """
+
+        try:
+            users_group = UsersGroup.get_by_group_name( group_name )
+            if not users_group:
+                raise JSONRPCError( 'unknown users group %s' % group_name )
+
+            try:
+                user = User.get_by_username( user_name )
+            except NoResultFound:
+                raise JSONRPCError( 'unknown user %s' % user_name )
+
+            ugm = UsersGroupModel().add_user_to_group( users_group, user )
+
+            return dict( id = ugm.users_group_member_id,
+                        msg = 'created new users group member' )
+        except Exception:
+            log.error( traceback.format_exc() )
+            raise JSONRPCError( 'failed to create users group member' )
+
+    @HasPermissionAnyDecorator( 'hg.admin' )
+    def get_repo( self, apiuser, repo_name ):
+        """"
+        Get repository by name
+
+        :param apiuser
+        :param repo_name
+        """
+
         try:
-            ug = UsersGroup.create(form_data)
-            return {'id':ug.users_group_id,
-                    'msg':'created new users group %s' % name}
+            repo = Repository.get_by_repo_name( repo_name )
+        except NoResultFound:
+            return None
+
+        members = []
+        for user in repo.repo_to_perm:
+            perm = user.permission.permission_name
+            user = user.user
+            members.append( dict( type_ = "user",
+                                    id = user.user_id,
+                                    username = user.username,
+                                    firstname = user.name,
+                                    lastname = user.lastname,
+                                    email = user.email,
+                                    active = user.active,
+                                    admin = user.admin,
+                                    ldap = user.ldap_dn,
+                                    permission = perm ) )
+        for users_group in repo.users_group_to_perm:
+            perm = users_group.permission.permission_name
+            users_group = users_group.users_group
+            members.append( dict( type_ = "users_group",
+                                    id = users_group.users_group_id,
+                                    name = users_group.users_group_name,
+                                    active = users_group.users_group_active,
+                                    permission = perm ) )
+
+        return dict( id = repo.repo_id,
+                    name = repo.repo_name,
+                    type = repo.repo_type,
+                    description = repo.description,
+                    members = members )
+
+    @HasPermissionAnyDecorator( 'hg.admin' )
+    def get_repos( self, apiuser ):
+        """"
+        Get all repositories
+
+        :param apiuser
+        """
+
+        result = []
+        for repository in Repository.getAll():
+            result.append( dict( id = repository.repo_id,
+                                name = repository.repo_name,
+                                type = repository.repo_type,
+                                description = repository.description ) )
+        return result
+
+    @HasPermissionAnyDecorator( 'hg.admin', 'hg.create.repository' )
+    def create_repo( self, apiuser, name, owner_name, description = '', repo_type = 'hg', \
+                    private = False ):
+        """
+        Create a repository
+
+        :param apiuser
+        :param name
+        :param description
+        :param type
+        :param private
+        :param owner_name
+        """
+
+        try:
+            try:
+                owner = User.get_by_username( owner_name )
+            except NoResultFound:
+                raise JSONRPCError( 'unknown user %s' % owner )
+
+            if self.get_repo( apiuser, name ):
+                raise JSONRPCError( "repo %s already exist" % name )
+
+            groups = name.split( '/' )
+            real_name = groups[-1]
+            groups = groups[:-1]
+            parent_id = None
+            for g in groups:
+                group = Group.get_by_group_name( g )
+                if not group:
+                    group = ReposGroupModel().create( dict( group_name = g,
+                                                  group_description = '',
+                                                  group_parent_id = parent_id ) )
+                parent_id = group.group_id
+
+            RepoModel().create( dict( repo_name = real_name,
+                                     repo_name_full = name,
+                                     description = description,
+                                     private = private,
+                                     repo_type = repo_type,
+                                     repo_group = parent_id,
+                                     clone_uri = None ), owner )
         except Exception:
-            log.error(traceback.format_exc())
-            raise JSONRPCError('failed to create group %s' % name)
-        
\ No newline at end of file
+            log.error( traceback.format_exc() )
+            raise JSONRPCError( 'failed to create repository %s' % name )
+
+    @HasPermissionAnyDecorator( 'hg.admin' )
+    def add_user_to_repo( self, apiuser, repo_name, user_name, perm ):
+        """
+        Add permission for a user to a repository
+
+        :param apiuser
+        :param repo_name
+        :param user_name
+        :param perm
+        """
+
+        try:
+            try:
+                repo = Repository.get_by_repo_name( repo_name )
+            except NoResultFound:
+                raise JSONRPCError( 'unknown repository %s' % repo )
+
+            try:
+                user = User.get_by_username( user_name )
+            except NoResultFound:
+                raise JSONRPCError( 'unknown user %s' % user )
+
+            RepositoryPermissionModel().updateOrDeleteUserPermission( repo, user, perm )
+        except Exception:
+            log.error( traceback.format_exc() )
+            raise JSONRPCError( 'failed to edit permission %(repo)s for %(user)s'
+                            % dict( user = user_name, repo = repo_name ) )
+
--- a/rhodecode/model/db.py	Mon Oct 17 15:48:19 2011 +0200
+++ b/rhodecode/model/db.py	Wed Oct 19 01:47:56 2011 +0200
@@ -51,146 +51,149 @@
 from rhodecode.model.caching_query import FromCache
 
 
-log = logging.getLogger(__name__)
+log = logging.getLogger( __name__ )
 
 #==============================================================================
 # BASE CLASSES
 #==============================================================================
 
-class ModelSerializer(json.JSONEncoder):
+class ModelSerializer( json.JSONEncoder ):
     """
     Simple Serializer for JSON,
-    
+
     usage::
-        
+
         to make object customized for serialization implement a __json__
         method that will return a dict for serialization into json
-        
+
     example::
-        
+
         class Task(object):
-        
+
             def __init__(self, name, value):
                 self.name = name
                 self.value = value
-        
+
             def __json__(self):
                 return dict(name=self.name,
-                            value=self.value)     
-        
+                            value=self.value)
+
     """
 
-    def default(self, obj):
+    def default( self, obj ):
 
-        if hasattr(obj, '__json__'):
+        if hasattr( obj, '__json__' ):
             return obj.__json__()
         else:
-            return json.JSONEncoder.default(self, obj)
+            return json.JSONEncoder.default( self, obj )
 
-class BaseModel(object):
+class BaseModel( object ):
     """Base Model for all classess
 
     """
 
     @classmethod
-    def _get_keys(cls):
+    def _get_keys( cls ):
         """return column names for this model """
-        return class_mapper(cls).c.keys()
+        return class_mapper( cls ).c.keys()
 
-    def get_dict(self):
+    def get_dict( self ):
         """return dict with keys and values corresponding
         to this model data """
 
         d = {}
         for k in self._get_keys():
-            d[k] = getattr(self, k)
+            d[k] = getattr( self, k )
         return d
 
-    def get_appstruct(self):
+    def get_appstruct( self ):
         """return list with keys and values tupples corresponding
         to this model data """
 
         l = []
         for k in self._get_keys():
-            l.append((k, getattr(self, k),))
+            l.append( ( k, getattr( self, k ), ) )
         return l
 
-    def populate_obj(self, populate_dict):
+    def populate_obj( self, populate_dict ):
         """populate model with data from given populate_dict"""
 
         for k in self._get_keys():
             if k in populate_dict:
-                setattr(self, k, populate_dict[k])
+                setattr( self, k, populate_dict[k] )
 
     @classmethod
-    def query(cls):
-        return Session.query(cls)
+    def query( cls ):
+        return Session.query( cls )
 
     @classmethod
-    def get(cls, id_):
-        if id_:
-            return Session.query(cls).get(id_)
+    def get( cls, id_ ):
+        return cls.query().get( id_ )
 
     @classmethod
-    def delete(cls, id_):
-        obj = Session.query(cls).get(id_)
-        Session.delete(obj)
+    def getAll( cls ):
+        return cls.query().all()
+
+    @classmethod
+    def delete( cls, id_ ):
+        obj = cls.query().get( id_ )
+        Session.delete( obj )
         Session.commit()
 
 
-class RhodeCodeSettings(Base, BaseModel):
+class RhodeCodeSettings( Base, BaseModel ):
     __tablename__ = 'rhodecode_settings'
-    __table_args__ = (UniqueConstraint('app_settings_name'), {'extend_existing':True})
-    app_settings_id = Column("app_settings_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    app_settings_name = Column("app_settings_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    _app_settings_value = Column("app_settings_value", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    __table_args__ = ( UniqueConstraint( 'app_settings_name' ), {'extend_existing':True} )
+    app_settings_id = Column( "app_settings_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    app_settings_name = Column( "app_settings_name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    _app_settings_value = Column( "app_settings_value", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
 
-    def __init__(self, k='', v=''):
+    def __init__( self, k = '', v = '' ):
         self.app_settings_name = k
         self.app_settings_value = v
 
 
-    @validates('_app_settings_value')
-    def validate_settings_value(self, key, val):
-        assert type(val) == unicode
+    @validates( '_app_settings_value' )
+    def validate_settings_value( self, key, val ):
+        assert type( val ) == unicode
         return val
 
     @hybrid_property
-    def app_settings_value(self):
+    def app_settings_value( self ):
         v = self._app_settings_value
         if v == 'ldap_active':
-            v = str2bool(v)
-        return v 
+            v = str2bool( v )
+        return v
 
     @app_settings_value.setter
-    def app_settings_value(self,val):
+    def app_settings_value( self, val ):
         """
         Setter that will always make sure we use unicode in app_settings_value
-        
+
         :param val:
         """
-        self._app_settings_value = safe_unicode(val)
+        self._app_settings_value = safe_unicode( val )
 
-    def __repr__(self):
-        return "<%s('%s:%s')>" % (self.__class__.__name__,
-                                  self.app_settings_name, self.app_settings_value)
+    def __repr__( self ):
+        return "<%s('%s:%s')>" % ( self.__class__.__name__,
+                                  self.app_settings_name, self.app_settings_value )
 
 
     @classmethod
-    def get_by_name(cls, ldap_key):
-        return Session.query(cls)\
-            .filter(cls.app_settings_name == ldap_key).scalar()
+    def get_by_name( cls, ldap_key ):
+        return cls.query()\
+            .filter( cls.app_settings_name == ldap_key ).scalar()
 
     @classmethod
-    def get_app_settings(cls, cache=False):
+    def get_app_settings( cls, cache = False ):
 
-        ret = Session.query(cls)
+        ret = cls.query()
 
         if cache:
-            ret = ret.options(FromCache("sql_cache_short", "get_hg_settings"))
+            ret = ret.options( FromCache( "sql_cache_short", "get_hg_settings" ) )
 
         if not ret:
-            raise Exception('Could not get application settings !')
+            raise Exception( 'Could not get application settings !' )
         settings = {}
         for each in ret:
             settings['rhodecode_' + each.app_settings_name] = \
@@ -199,222 +202,222 @@
         return settings
 
     @classmethod
-    def get_ldap_settings(cls, cache=False):
-        ret = Session.query(cls)\
-                .filter(cls.app_settings_name.startswith('ldap_')).all()
+    def get_ldap_settings( cls, cache = False ):
+        ret = cls.query()\
+                .filter( cls.app_settings_name.startswith( 'ldap_' ) ).all()
         fd = {}
         for row in ret:
-            fd.update({row.app_settings_name:row.app_settings_value})
+            fd.update( {row.app_settings_name:row.app_settings_value} )
 
         return fd
 
 
-class RhodeCodeUi(Base, BaseModel):
+class RhodeCodeUi( Base, BaseModel ):
     __tablename__ = 'rhodecode_ui'
-    __table_args__ = (UniqueConstraint('ui_key'), {'extend_existing':True})
+    __table_args__ = ( UniqueConstraint( 'ui_key' ), {'extend_existing':True} )
 
     HOOK_UPDATE = 'changegroup.update'
     HOOK_REPO_SIZE = 'changegroup.repo_size'
     HOOK_PUSH = 'pretxnchangegroup.push_logger'
     HOOK_PULL = 'preoutgoing.pull_logger'
 
-    ui_id = Column("ui_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    ui_section = Column("ui_section", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    ui_key = Column("ui_key", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    ui_value = Column("ui_value", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    ui_active = Column("ui_active", Boolean(), nullable=True, unique=None, default=True)
+    ui_id = Column( "ui_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    ui_section = Column( "ui_section", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    ui_key = Column( "ui_key", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    ui_value = Column( "ui_value", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    ui_active = Column( "ui_active", Boolean(), nullable = True, unique = None, default = True )
 
 
     @classmethod
-    def get_by_key(cls, key):
-        return Session.query(cls).filter(cls.ui_key == key)
+    def get_by_key( cls, key ):
+        return cls.query().filter( cls.ui_key == key )
 
 
     @classmethod
-    def get_builtin_hooks(cls):
+    def get_builtin_hooks( cls ):
         q = cls.query()
-        q = q.filter(cls.ui_key.in_([cls.HOOK_UPDATE,
+        q = q.filter( cls.ui_key.in_( [cls.HOOK_UPDATE,
                                     cls.HOOK_REPO_SIZE,
-                                    cls.HOOK_PUSH, cls.HOOK_PULL]))
+                                    cls.HOOK_PUSH, cls.HOOK_PULL] ) )
         return q.all()
 
     @classmethod
-    def get_custom_hooks(cls):
+    def get_custom_hooks( cls ):
         q = cls.query()
-        q = q.filter(~cls.ui_key.in_([cls.HOOK_UPDATE,
+        q = q.filter( ~cls.ui_key.in_( [cls.HOOK_UPDATE,
                                     cls.HOOK_REPO_SIZE,
-                                    cls.HOOK_PUSH, cls.HOOK_PULL]))
-        q = q.filter(cls.ui_section == 'hooks')
+                                    cls.HOOK_PUSH, cls.HOOK_PULL] ) )
+        q = q.filter( cls.ui_section == 'hooks' )
         return q.all()
 
     @classmethod
-    def create_or_update_hook(cls, key, val):
-        new_ui = cls.get_by_key(key).scalar() or cls()
+    def create_or_update_hook( cls, key, val ):
+        new_ui = cls.get_by_key( key ).scalar() or cls()
         new_ui.ui_section = 'hooks'
         new_ui.ui_active = True
         new_ui.ui_key = key
         new_ui.ui_value = val
 
-        Session.add(new_ui)
+        Session.add( new_ui )
         Session.commit()
 
 
-class User(Base, BaseModel):
+class User( Base, BaseModel ):
     __tablename__ = 'users'
-    __table_args__ = (UniqueConstraint('username'), UniqueConstraint('email'), {'extend_existing':True})
-    user_id = Column("user_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    username = Column("username", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    password = Column("password", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    active = Column("active", Boolean(), nullable=True, unique=None, default=None)
-    admin = Column("admin", Boolean(), nullable=True, unique=None, default=False)
-    name = Column("name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    lastname = Column("lastname", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    email = Column("email", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    last_login = Column("last_login", DateTime(timezone=False), nullable=True, unique=None, default=None)
-    ldap_dn = Column("ldap_dn", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    api_key = Column("api_key", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    __table_args__ = ( UniqueConstraint( 'username' ), UniqueConstraint( 'email' ), {'extend_existing':True} )
+    user_id = Column( "user_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    username = Column( "username", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    password = Column( "password", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    active = Column( "active", Boolean(), nullable = True, unique = None, default = None )
+    admin = Column( "admin", Boolean(), nullable = True, unique = None, default = False )
+    name = Column( "name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    lastname = Column( "lastname", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    email = Column( "email", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    last_login = Column( "last_login", DateTime( timezone = False ), nullable = True, unique = None, default = None )
+    ldap_dn = Column( "ldap_dn", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    api_key = Column( "api_key", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
 
-    user_log = relationship('UserLog', cascade='all')
-    user_perms = relationship('UserToPerm', primaryjoin="User.user_id==UserToPerm.user_id", cascade='all')
+    user_log = relationship( 'UserLog', cascade = 'all' )
+    user_perms = relationship( 'UserToPerm', primaryjoin = "User.user_id==UserToPerm.user_id", cascade = 'all' )
 
-    repositories = relationship('Repository')
-    user_followers = relationship('UserFollowing', primaryjoin='UserFollowing.follows_user_id==User.user_id', cascade='all')
-    repo_to_perm = relationship('RepoToPerm', primaryjoin='RepoToPerm.user_id==User.user_id', cascade='all')
+    repositories = relationship( 'Repository' )
+    user_followers = relationship( 'UserFollowing', primaryjoin = 'UserFollowing.follows_user_id==User.user_id', cascade = 'all' )
+    repo_to_perm = relationship( 'RepoToPerm', primaryjoin = 'RepoToPerm.user_id==User.user_id', cascade = 'all' )
 
-    group_member = relationship('UsersGroupMember', cascade='all')
+    group_member = relationship( 'UsersGroupMember', cascade = 'all' )
 
     @property
-    def full_contact(self):
-        return '%s %s <%s>' % (self.name, self.lastname, self.email)
+    def full_contact( self ):
+        return '%s %s <%s>' % ( self.name, self.lastname, self.email )
 
     @property
-    def short_contact(self):
-        return '%s %s' % (self.name, self.lastname)
+    def short_contact( self ):
+        return '%s %s' % ( self.name, self.lastname )
 
     @property
-    def is_admin(self):
+    def is_admin( self ):
         return self.admin
 
-    def __repr__(self):
+    def __repr__( self ):
         try:
-            return "<%s('id:%s:%s')>" % (self.__class__.__name__,
-                                             self.user_id, self.username)
+            return "<%s('id:%s:%s')>" % ( self.__class__.__name__,
+                                             self.user_id, self.username )
         except:
             return self.__class__.__name__
 
     @classmethod
-    def get_by_username(cls, username, case_insensitive=False):
+    def get_by_username( cls, username, case_insensitive = False ):
         if case_insensitive:
-            return Session.query(cls).filter(cls.username.ilike(username)).scalar()
+            return Session.query( cls ).filter( cls.username.ilike( username ) ).scalar()
         else:
-            return Session.query(cls).filter(cls.username == username).scalar()
+            return Session.query( cls ).filter( cls.username == username ).scalar()
 
     @classmethod
-    def get_by_api_key(cls, api_key):
-        return Session.query(cls).filter(cls.api_key == api_key).one()
+    def get_by_api_key( cls, api_key ):
+        return cls.query().filter( cls.api_key == api_key ).one()
 
-    def update_lastlogin(self):
+    def update_lastlogin( self ):
         """Update user lastlogin"""
 
         self.last_login = datetime.datetime.now()
-        Session.add(self)
+        Session.add( self )
         Session.commit()
-        log.debug('updated user %s lastlogin', self.username)
+        log.debug( 'updated user %s lastlogin', self.username )
 
     @classmethod
-    def create(cls, form_data):
+    def create( cls, form_data ):
         from rhodecode.lib.auth import get_crypt_password
 
         try:
             new_user = cls()
             for k, v in form_data.items():
                 if k == 'password':
-                    v = get_crypt_password(v)
-                setattr(new_user, k, v)
+                    v = get_crypt_password( v )
+                setattr( new_user, k, v )
 
-            new_user.api_key = generate_api_key(form_data['username'])
-            Session.add(new_user)
+            new_user.api_key = generate_api_key( form_data['username'] )
+            Session.add( new_user )
             Session.commit()
             return new_user
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             Session.rollback()
             raise
 
-class UserLog(Base, BaseModel):
+class UserLog( Base, BaseModel ):
     __tablename__ = 'user_logs'
     __table_args__ = {'extend_existing':True}
-    user_log_id = Column("user_log_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
-    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=None, default=None)
-    repository_name = Column("repository_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    user_ip = Column("user_ip", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    action = Column("action", UnicodeText(length=1200000, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    action_date = Column("action_date", DateTime(timezone=False), nullable=True, unique=None, default=None)
+    user_log_id = Column( "user_log_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = None, default = None )
+    repository_id = Column( "repository_id", Integer(), ForeignKey( 'repositories.repo_id' ), nullable = False, unique = None, default = None )
+    repository_name = Column( "repository_name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    user_ip = Column( "user_ip", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    action = Column( "action", UnicodeText( length = 1200000, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    action_date = Column( "action_date", DateTime( timezone = False ), nullable = True, unique = None, default = None )
 
     @property
-    def action_as_day(self):
-        return date(*self.action_date.timetuple()[:3])
+    def action_as_day( self ):
+        return date( *self.action_date.timetuple()[:3] )
 
-    user = relationship('User')
-    repository = relationship('Repository')
+    user = relationship( 'User' )
+    repository = relationship( 'Repository' )
 
 
-class UsersGroup(Base, BaseModel):
+class UsersGroup( Base, BaseModel ):
     __tablename__ = 'users_groups'
     __table_args__ = {'extend_existing':True}
 
-    users_group_id = Column("users_group_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    users_group_name = Column("users_group_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=True, default=None)
-    users_group_active = Column("users_group_active", Boolean(), nullable=True, unique=None, default=None)
+    users_group_id = Column( "users_group_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    users_group_name = Column( "users_group_name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = False, unique = True, default = None )
+    users_group_active = Column( "users_group_active", Boolean(), nullable = True, unique = None, default = None )
 
-    members = relationship('UsersGroupMember', cascade="all, delete, delete-orphan", lazy="joined")
+    members = relationship( 'UsersGroupMember', cascade = "all, delete, delete-orphan", lazy = "joined" )
 
-    def __repr__(self):
-        return '<userGroup(%s)>' % (self.users_group_name)
+    def __repr__( self ):
+        return '<userGroup(%s)>' % ( self.users_group_name )
 
     @classmethod
-    def get_by_group_name(cls, group_name, cache=False, case_insensitive=False):
+    def get_by_group_name( cls, group_name, cache = False, case_insensitive = False ):
         if case_insensitive:
-            gr = Session.query(cls)\
-            .filter(cls.users_group_name.ilike(group_name))
+            gr = cls.query()\
+                .filter( cls.users_group_name.ilike( group_name ) )
         else:
-            gr = Session.query(UsersGroup)\
-                .filter(UsersGroup.users_group_name == group_name)
+            gr = cls.query()\
+                .filter( cls.users_group_name == group_name )
         if cache:
-            gr = gr.options(FromCache("sql_cache_short",
-                                          "get_user_%s" % group_name))
+            gr = gr.options( FromCache( "sql_cache_short",
+                                          "get_user_%s" % group_name ) )
         return gr.scalar()
 
 
     @classmethod
-    def get(cls, users_group_id, cache=False):
-        users_group = Session.query(cls)
+    def get( cls, users_group_id, cache = False ):
+        users_group = cls.query()
         if cache:
-            users_group = users_group.options(FromCache("sql_cache_short",
-                                    "get_users_group_%s" % users_group_id))
-        return users_group.get(users_group_id)
+            users_group = users_group.options( FromCache( "sql_cache_short",
+                                    "get_users_group_%s" % users_group_id ) )
+        return users_group.get( users_group_id )
 
     @classmethod
-    def create(cls, form_data):
+    def create( cls, form_data ):
         try:
             new_users_group = cls()
             for k, v in form_data.items():
-                setattr(new_users_group, k, v)
+                setattr( new_users_group, k, v )
 
-            Session.add(new_users_group)
+            Session.add( new_users_group )
             Session.commit()
             return new_users_group
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             Session.rollback()
             raise
 
     @classmethod
-    def update(cls, users_group_id, form_data):
+    def update( cls, users_group_id, form_data ):
 
         try:
-            users_group = cls.get(users_group_id, cache=False)
+            users_group = cls.get( users_group_id, cache = False )
 
             for k, v in form_data.items():
                 if k == 'users_group_members':
@@ -422,176 +425,182 @@
                     Session.flush()
                     members_list = []
                     if v:
-                        for u_id in set(list(v)):
-                            member = UsersGroupMember(users_group_id,u_id)
-                            members_list.append(member)
-                    setattr(users_group, 'members', members_list)
-                setattr(users_group, k, v)
+                        for u_id in set( list( v ) ):
+                            member = UsersGroupMember( users_group_id, u_id )
+                            members_list.append( member )
+                    setattr( users_group, 'members', members_list )
+                setattr( users_group, k, v )
 
-            Session.add(users_group)
+            Session.add( users_group )
             Session.commit()
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             Session.rollback()
             raise
 
     @classmethod
-    def delete(cls, users_group_id):
+    def delete( cls, users_group_id ):
         try:
 
             # check if this group is not assigned to repo
             assigned_groups = UsersGroupRepoToPerm.query()\
-                .filter(UsersGroupRepoToPerm.users_group_id ==
-                        users_group_id).all()
+                .filter( UsersGroupRepoToPerm.users_group_id ==
+                        users_group_id ).all()
 
             if assigned_groups:
-                raise UsersGroupsAssignedException('Group assigned to %s' %
-                                                   assigned_groups)
+                raise UsersGroupsAssignedException( 'Group assigned to %s' %
+                                                   assigned_groups )
 
-            users_group = cls.get(users_group_id, cache=False)
-            Session.delete(users_group)
+            users_group = cls.get( users_group_id, cache = False )
+            Session.delete( users_group )
             Session.commit()
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             Session.rollback()
             raise
 
-
-class UsersGroupMember(Base, BaseModel):
+class UsersGroupMember( Base, BaseModel ):
     __tablename__ = 'users_groups_members'
     __table_args__ = {'extend_existing':True}
 
-    users_group_member_id = Column("users_group_member_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    users_group_id = Column("users_group_id", Integer(), ForeignKey('users_groups.users_group_id'), nullable=False, unique=None, default=None)
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
+    users_group_member_id = Column( "users_group_member_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    users_group_id = Column( "users_group_id", Integer(), ForeignKey( 'users_groups.users_group_id' ), nullable = False, unique = None, default = None )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = None, default = None )
 
-    user = relationship('User', lazy='joined')
-    users_group = relationship('UsersGroup')
+    user = relationship( 'User', lazy = 'joined' )
+    users_group = relationship( 'UsersGroup' )
 
-    def __init__(self, gr_id='', u_id=''):
+    def __init__( self, gr_id = '', u_id = '' ):
         self.users_group_id = gr_id
         self.user_id = u_id
 
-class Repository(Base, BaseModel):
+    @staticmethod
+    def add_user_to_group( group, user ):
+        ugm = UsersGroupMember()
+        ugm.users_group = group
+        ugm.user = user
+        Session.add( ugm )
+        Session.commit()
+        return ugm
+
+class Repository( Base, BaseModel ):
     __tablename__ = 'repositories'
-    __table_args__ = (UniqueConstraint('repo_name'), {'extend_existing':True},)
+    __table_args__ = ( UniqueConstraint( 'repo_name' ), {'extend_existing':True}, )
 
-    repo_id = Column("repo_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    repo_name = Column("repo_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=True, default=None)
-    clone_uri = Column("clone_uri", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=False, default=None)
-    repo_type = Column("repo_type", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=False, default='hg')
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=False, default=None)
-    private = Column("private", Boolean(), nullable=True, unique=None, default=None)
-    enable_statistics = Column("statistics", Boolean(), nullable=True, unique=None, default=True)
-    enable_downloads = Column("downloads", Boolean(), nullable=True, unique=None, default=True)
-    description = Column("description", String(length=10000, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    created_on = Column('created_on', DateTime(timezone=False), nullable=True, unique=None, default=datetime.datetime.now)
+    repo_id = Column( "repo_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    repo_name = Column( "repo_name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = False, unique = True, default = None )
+    clone_uri = Column( "clone_uri", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = False, default = None )
+    repo_type = Column( "repo_type", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = False, unique = False, default = 'hg' )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = False, default = None )
+    private = Column( "private", Boolean(), nullable = True, unique = None, default = None )
+    enable_statistics = Column( "statistics", Boolean(), nullable = True, unique = None, default = True )
+    enable_downloads = Column( "downloads", Boolean(), nullable = True, unique = None, default = True )
+    description = Column( "description", String( length = 10000, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    created_on = Column( 'created_on', DateTime( timezone = False ), nullable = True, unique = None, default = datetime.datetime.now )
 
-    fork_id = Column("fork_id", Integer(), ForeignKey('repositories.repo_id'), nullable=True, unique=False, default=None)
-    group_id = Column("group_id", Integer(), ForeignKey('groups.group_id'), nullable=True, unique=False, default=None)
+    fork_id = Column( "fork_id", Integer(), ForeignKey( 'repositories.repo_id' ), nullable = True, unique = False, default = None )
+    group_id = Column( "group_id", Integer(), ForeignKey( 'groups.group_id' ), nullable = True, unique = False, default = None )
 
 
-    user = relationship('User')
-    fork = relationship('Repository', remote_side=repo_id)
-    group = relationship('Group')
-    repo_to_perm = relationship('RepoToPerm', cascade='all', order_by='RepoToPerm.repo_to_perm_id')
-    users_group_to_perm = relationship('UsersGroupRepoToPerm', cascade='all')
-    stats = relationship('Statistics', cascade='all', uselist=False)
+    user = relationship( 'User' )
+    fork = relationship( 'Repository', remote_side = repo_id )
+    group = relationship( 'Group' )
+    repo_to_perm = relationship( 'RepoToPerm', cascade = 'all', order_by = 'RepoToPerm.repo_to_perm_id' )
+    users_group_to_perm = relationship( 'UsersGroupRepoToPerm', cascade = 'all' )
+    stats = relationship( 'Statistics', cascade = 'all', uselist = False )
 
-    followers = relationship('UserFollowing', primaryjoin='UserFollowing.follows_repo_id==Repository.repo_id', cascade='all')
+    followers = relationship( 'UserFollowing', primaryjoin = 'UserFollowing.follows_repo_id==Repository.repo_id', cascade = 'all' )
 
-    logs = relationship('UserLog', cascade='all')
+    logs = relationship( 'UserLog', cascade = 'all' )
 
-    def __repr__(self):
-        return "<%s('%s:%s')>" % (self.__class__.__name__,
-                                  self.repo_id, self.repo_name)
+    def __repr__( self ):
+        return "<%s('%s:%s')>" % ( self.__class__.__name__,
+                                  self.repo_id, self.repo_name )
 
     @classmethod
-    def url_sep(cls):
+    def url_sep( cls ):
         return '/'
-    
+
     @classmethod
-    def get_by_repo_name(cls, repo_name):
-        q = Session.query(cls).filter(cls.repo_name == repo_name)
-
-        q = q.options(joinedload(Repository.fork))\
-                .options(joinedload(Repository.user))\
-                .options(joinedload(Repository.group))\
-
+    def get_by_repo_name( cls, repo_name ):
+        q = Session.query( cls ).filter( cls.repo_name == repo_name )
+        q = q.options( joinedload( Repository.fork ) )\
+                .options( joinedload( Repository.user ) )\
+                .options( joinedload( Repository.group ) )
         return q.one()
 
     @classmethod
-    def get_repo_forks(cls, repo_id):
-        return Session.query(cls).filter(Repository.fork_id == repo_id)
+    def get_repo_forks( cls, repo_id ):
+        return cls.query().filter( Repository.fork_id == repo_id )
 
     @classmethod
-    def base_path(cls):
+    def base_path( cls ):
         """
         Returns base path when all repos are stored
-        
+
         :param cls:
         """
-        q = Session.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key == 
-                                              cls.url_sep())
-        q.options(FromCache("sql_cache_short", "repository_repo_path"))
+        q = Session.query( RhodeCodeUi ).filter( RhodeCodeUi.ui_key ==
+                                              cls.url_sep() )
+        q.options( FromCache( "sql_cache_short", "repository_repo_path" ) )
         return q.one().ui_value
 
     @property
-    def just_name(self):
-        return self.repo_name.split(Repository.url_sep())[-1]
+    def just_name( self ):
+        return self.repo_name.split( Repository.url_sep() )[-1]
 
     @property
-    def groups_with_parents(self):
+    def groups_with_parents( self ):
         groups = []
         if self.group is None:
             return groups
 
         cur_gr = self.group
-        groups.insert(0, cur_gr)
+        groups.insert( 0, cur_gr )
         while 1:
-            gr = getattr(cur_gr, 'parent_group', None)
+            gr = getattr( cur_gr, 'parent_group', None )
             cur_gr = cur_gr.parent_group
             if gr is None:
                 break
-            groups.insert(0, gr)
+            groups.insert( 0, gr )
 
         return groups
 
     @property
-    def groups_and_repo(self):
+    def groups_and_repo( self ):
         return self.groups_with_parents, self.just_name
 
     @LazyProperty
-    def repo_path(self):
+    def repo_path( self ):
         """
         Returns base full path for that repository means where it actually
         exists on a filesystem
         """
-        q = Session.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key == 
-                                              Repository.url_sep())
-        q.options(FromCache("sql_cache_short", "repository_repo_path"))
+        q = Session.query( RhodeCodeUi ).filter( RhodeCodeUi.ui_key ==
+                                              Repository.url_sep() )
+        q.options( FromCache( "sql_cache_short", "repository_repo_path" ) )
         return q.one().ui_value
 
     @property
-    def repo_full_path(self):
+    def repo_full_path( self ):
         p = [self.repo_path]
         # we need to split the name by / since this is how we store the
         # names in the database, but that eventually needs to be converted
         # into a valid system path
-        p += self.repo_name.split(Repository.url_sep())
-        return os.path.join(*p)
+        p += self.repo_name.split( Repository.url_sep() )
+        return os.path.join( *p )
 
-    def get_new_name(self, repo_name):
+    def get_new_name( self, repo_name ):
         """
         returns new full repository name based on assigned group and new new
-        
+
         :param group_name:
         """
         path_prefix = self.group.full_path_splitted if self.group else []
-        return Repository.url_sep().join(path_prefix + [repo_name])
+        return Repository.url_sep().join( path_prefix + [repo_name] )
 
     @property
-    def _ui(self):
+    def _ui( self ):
         """
         Creates an db based ui object for this repository
         """
@@ -605,48 +614,48 @@
         baseui._tcfg = config.config()
 
 
-        ret = Session.query(RhodeCodeUi)\
-            .options(FromCache("sql_cache_short", "repository_repo_ui")).all()
+        ret = RhodeCodeUi.query()\
+            .options( FromCache( "sql_cache_short", "repository_repo_ui" ) ).all()
 
         hg_ui = ret
         for ui_ in hg_ui:
             if ui_.ui_active:
-                log.debug('settings ui from db[%s]%s:%s', ui_.ui_section,
-                          ui_.ui_key, ui_.ui_value)
-                baseui.setconfig(ui_.ui_section, ui_.ui_key, ui_.ui_value)
+                log.debug( 'settings ui from db[%s]%s:%s', ui_.ui_section,
+                          ui_.ui_key, ui_.ui_value )
+                baseui.setconfig( ui_.ui_section, ui_.ui_key, ui_.ui_value )
 
         return baseui
 
     @classmethod
-    def is_valid(cls, repo_name):
+    def is_valid( cls, repo_name ):
         """
         returns True if given repo name is a valid filesystem repository
-         
+
         @param cls:
         @param repo_name:
         """
         from rhodecode.lib.utils import is_valid_repo
 
-        return is_valid_repo(repo_name, cls.base_path())
+        return is_valid_repo( repo_name, cls.base_path() )
 
 
     #==========================================================================
     # SCM PROPERTIES
     #==========================================================================
 
-    def get_changeset(self, rev):
-        return get_changeset_safe(self.scm_instance, rev)
+    def get_changeset( self, rev ):
+        return get_changeset_safe( self.scm_instance, rev )
 
     @property
-    def tip(self):
-        return self.get_changeset('tip')
+    def tip( self ):
+        return self.get_changeset( 'tip' )
 
     @property
-    def author(self):
+    def author( self ):
         return self.tip.author
 
     @property
-    def last_change(self):
+    def last_change( self ):
         return self.scm_instance.last_change
 
     #==========================================================================
@@ -654,397 +663,407 @@
     #==========================================================================
 
     @property
-    def invalidate(self):
+    def invalidate( self ):
         """
         Returns Invalidation object if this repo should be invalidated
         None otherwise. `cache_active = False` means that this cache
         state is not valid and needs to be invalidated
         """
-        return Session.query(CacheInvalidation)\
-            .filter(CacheInvalidation.cache_key == self.repo_name)\
-            .filter(CacheInvalidation.cache_active == False)\
+        return CacheInvalidation.query()\
+            .filter( CacheInvalidation.cache_key == self.repo_name )\
+            .filter( CacheInvalidation.cache_active == False )\
             .scalar()
 
-    def set_invalidate(self):
+    def set_invalidate( self ):
         """
         set a cache for invalidation for this instance
         """
-        inv = Session.query(CacheInvalidation)\
-            .filter(CacheInvalidation.cache_key == self.repo_name)\
+        inv = CacheInvalidation.query()\
+            .filter( CacheInvalidation.cache_key == self.repo_name )\
             .scalar()
 
         if inv is None:
-            inv = CacheInvalidation(self.repo_name)
+            inv = CacheInvalidation( self.repo_name )
         inv.cache_active = True
-        Session.add(inv)
+        Session.add( inv )
         Session.commit()
 
     @LazyProperty
-    def scm_instance(self):
+    def scm_instance( self ):
         return self.__get_instance()
 
     @property
-    def scm_instance_cached(self):
-        @cache_region('long_term')
-        def _c(repo_name):
+    def scm_instance_cached( self ):
+        @cache_region( 'long_term' )
+        def _c( repo_name ):
             return self.__get_instance()
 
         # TODO: remove this trick when beaker 1.6 is released
         # and have fixed this issue with not supporting unicode keys
-        rn = safe_str(self.repo_name)
+        rn = safe_str( self.repo_name )
 
         inv = self.invalidate
         if inv is not None:
-            region_invalidate(_c, None, rn)
+            region_invalidate( _c, None, rn )
             # update our cache
             inv.cache_active = True
-            Session.add(inv)
+            Session.add( inv )
             Session.commit()
 
-        return _c(rn)
+        return _c( rn )
 
-    def __get_instance(self):
+    def __get_instance( self ):
 
         repo_full_path = self.repo_full_path
 
         try:
-            alias = get_scm(repo_full_path)[0]
-            log.debug('Creating instance of %s repository', alias)
-            backend = get_backend(alias)
+            alias = get_scm( repo_full_path )[0]
+            log.debug( 'Creating instance of %s repository', alias )
+            backend = get_backend( alias )
         except VCSError:
-            log.error(traceback.format_exc())
-            log.error('Perhaps this repository is in db and not in '
+            log.error( traceback.format_exc() )
+            log.error( 'Perhaps this repository is in db and not in '
                       'filesystem run rescan repositories with '
-                      '"destroy old data " option from admin panel')
+                      '"destroy old data " option from admin panel' )
             return
 
         if alias == 'hg':
 
-            repo = backend(safe_str(repo_full_path), create=False,
-                           baseui=self._ui)
+            repo = backend( safe_str( repo_full_path ), create = False,
+                           baseui = self._ui )
             #skip hidden web repository
             if repo._get_hidden():
                 return
         else:
-            repo = backend(repo_full_path, create=False)
+            repo = backend( repo_full_path, create = False )
 
         return repo
 
 
-class Group(Base, BaseModel):
+class Group( Base, BaseModel ):
     __tablename__ = 'groups'
-    __table_args__ = (UniqueConstraint('group_name', 'group_parent_id'),
-                      CheckConstraint('group_id != group_parent_id'), {'extend_existing':True},)
+    __table_args__ = ( UniqueConstraint( 'group_name', 'group_parent_id' ),
+                      CheckConstraint( 'group_id != group_parent_id' ), {'extend_existing':True}, )
     __mapper_args__ = {'order_by':'group_name'}
 
-    group_id = Column("group_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    group_name = Column("group_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=False, unique=True, default=None)
-    group_parent_id = Column("group_parent_id", Integer(), ForeignKey('groups.group_id'), nullable=True, unique=None, default=None)
-    group_description = Column("group_description", String(length=10000, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    group_id = Column( "group_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    group_name = Column( "group_name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = False, unique = True, default = None )
+    group_parent_id = Column( "group_parent_id", Integer(), ForeignKey( 'groups.group_id' ), nullable = True, unique = None, default = None )
+    group_description = Column( "group_description", String( length = 10000, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
 
-    parent_group = relationship('Group', remote_side=group_id)
+    parent_group = relationship( 'Group', remote_side = group_id )
 
 
-    def __init__(self, group_name='', parent_group=None):
+    def __init__( self, group_name = '', parent_group = None ):
         self.group_name = group_name
         self.parent_group = parent_group
 
-    def __repr__(self):
-        return "<%s('%s:%s')>" % (self.__class__.__name__, self.group_id,
-                                  self.group_name)
+    def __repr__( self ):
+        return "<%s('%s:%s')>" % ( self.__class__.__name__, self.group_id,
+                                  self.group_name )
 
     @classmethod
-    def groups_choices(cls):
+    def groups_choices( cls ):
         from webhelpers.html import literal as _literal
-        repo_groups = [('', '')]
+        repo_groups = [( '', '' )]
         sep = ' &raquo; '
-        _name = lambda k: _literal(sep.join(k))
+        _name = lambda k: _literal( sep.join( k ) )
 
-        repo_groups.extend([(x.group_id, _name(x.full_path_splitted))
-                              for x in cls.query().all()])
-        
-        repo_groups = sorted(repo_groups,key=lambda t: t[1].split(sep)[0])        
+        repo_groups.extend( [( x.group_id, _name( x.full_path_splitted ) )
+                              for x in cls.query().all()] )
+
+        repo_groups = sorted( repo_groups, key = lambda t: t[1].split( sep )[0] )
         return repo_groups
-    
+
     @classmethod
-    def url_sep(cls):
+    def url_sep( cls ):
         return '/'
 
     @classmethod
-    def get_by_group_name(cls, group_name):
-        return cls.query().filter(cls.group_name == group_name).scalar()
+    def get_by_group_name( cls, group_name, cache = False, case_insensitive = False ):
+        if case_insensitive:
+            gr = cls.query()\
+                .filter( cls.group_name.ilike( group_name ) )
+        else:
+            gr = cls.query()\
+                .filter( cls.group_name == group_name )
+        if cache:
+            gr = gr.options( FromCache( "sql_cache_short",
+                                          "get_group_%s" % group_name ) )
+        return gr.scalar()
 
     @property
-    def parents(self):
+    def parents( self ):
         parents_recursion_limit = 5
         groups = []
         if self.parent_group is None:
             return groups
         cur_gr = self.parent_group
-        groups.insert(0, cur_gr)
+        groups.insert( 0, cur_gr )
         cnt = 0
         while 1:
             cnt += 1
-            gr = getattr(cur_gr, 'parent_group', None)
+            gr = getattr( cur_gr, 'parent_group', None )
             cur_gr = cur_gr.parent_group
             if gr is None:
                 break
             if cnt == parents_recursion_limit:
                 # this will prevent accidental infinit loops
-                log.error('group nested more than %s' %
-                          parents_recursion_limit)
+                log.error( 'group nested more than %s' %
+                          parents_recursion_limit )
                 break
 
-            groups.insert(0, gr)
+            groups.insert( 0, gr )
         return groups
 
     @property
-    def children(self):
-        return Session.query(Group).filter(Group.parent_group == self)
+    def children( self ):
+        return Group.query().filter( Group.parent_group == self )
 
     @property
-    def name(self):
-        return self.group_name.split(Group.url_sep())[-1]
+    def name( self ):
+        return self.group_name.split( Group.url_sep() )[-1]
 
     @property
-    def full_path(self):
-        return self.group_name
+    def full_path( self ):
+        return Group.url_sep().join( [g.group_name for g in self.parents] +
+                        [self.group_name] )
 
     @property
-    def full_path_splitted(self):
-        return self.group_name.split(Group.url_sep())
+    def full_path_splitted( self ):
+        return self.group_name.split( Group.url_sep() )
 
     @property
-    def repositories(self):
-        return Session.query(Repository).filter(Repository.group == self)
+    def repositories( self ):
+        return Repository.query().filter( Repository.group == self )
 
     @property
-    def repositories_recursive_count(self):
+    def repositories_recursive_count( self ):
         cnt = self.repositories.count()
 
-        def children_count(group):
+        def children_count( group ):
             cnt = 0
             for child in group.children:
                 cnt += child.repositories.count()
-                cnt += children_count(child)
+                cnt += children_count( child )
             return cnt
 
-        return cnt + children_count(self)
+        return cnt + children_count( self )
 
 
-    def get_new_name(self, group_name):
+    def get_new_name( self, group_name ):
         """
         returns new full group name based on parent and new name
-        
+
         :param group_name:
         """
         path_prefix = self.parent_group.full_path_splitted if self.parent_group else []
-        return Group.url_sep().join(path_prefix + [group_name])
+        return Group.url_sep().join( path_prefix + [group_name] )
 
 
-class Permission(Base, BaseModel):
+class Permission( Base, BaseModel ):
     __tablename__ = 'permissions'
     __table_args__ = {'extend_existing':True}
-    permission_id = Column("permission_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    permission_name = Column("permission_name", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    permission_longname = Column("permission_longname", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
+    permission_id = Column( "permission_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    permission_name = Column( "permission_name", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    permission_longname = Column( "permission_longname", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
 
-    def __repr__(self):
-        return "<%s('%s:%s')>" % (self.__class__.__name__,
-                                  self.permission_id, self.permission_name)
+    def __repr__( self ):
+        return "<%s('%s:%s')>" % ( self.__class__.__name__,
+                                  self.permission_id, self.permission_name )
 
     @classmethod
-    def get_by_key(cls, key):
-        return Session.query(cls).filter(cls.permission_name == key).scalar()
+    def get_by_key( cls, key ):
+        return cls.query().filter( cls.permission_name == key ).scalar()
 
-class RepoToPerm(Base, BaseModel):
+class RepoToPerm( Base, BaseModel ):
     __tablename__ = 'repo_to_perm'
-    __table_args__ = (UniqueConstraint('user_id', 'repository_id'), {'extend_existing':True})
-    repo_to_perm_id = Column("repo_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
-    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
-    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=None, default=None)
+    __table_args__ = ( UniqueConstraint( 'user_id', 'repository_id' ), {'extend_existing':True} )
+    repo_to_perm_id = Column( "repo_to_perm_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = None, default = None )
+    permission_id = Column( "permission_id", Integer(), ForeignKey( 'permissions.permission_id' ), nullable = False, unique = None, default = None )
+    repository_id = Column( "repository_id", Integer(), ForeignKey( 'repositories.repo_id' ), nullable = False, unique = None, default = None )
 
-    user = relationship('User')
-    permission = relationship('Permission')
-    repository = relationship('Repository')
+    user = relationship( 'User' )
+    permission = relationship( 'Permission' )
+    repository = relationship( 'Repository' )
 
-class UserToPerm(Base, BaseModel):
+class UserToPerm( Base, BaseModel ):
     __tablename__ = 'user_to_perm'
-    __table_args__ = (UniqueConstraint('user_id', 'permission_id'), {'extend_existing':True})
-    user_to_perm_id = Column("user_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
-    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+    __table_args__ = ( UniqueConstraint( 'user_id', 'permission_id' ), {'extend_existing':True} )
+    user_to_perm_id = Column( "user_to_perm_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = None, default = None )
+    permission_id = Column( "permission_id", Integer(), ForeignKey( 'permissions.permission_id' ), nullable = False, unique = None, default = None )
 
-    user = relationship('User')
-    permission = relationship('Permission')
+    user = relationship( 'User' )
+    permission = relationship( 'Permission' )
 
     @classmethod
-    def has_perm(cls, user_id, perm):
-        if not isinstance(perm, Permission):
-            raise Exception('perm needs to be an instance of Permission class')
+    def has_perm( cls, user_id, perm ):
+        if not isinstance( perm, Permission ):
+            raise Exception( 'perm needs to be an instance of Permission class' )
 
-        return Session.query(cls).filter(cls.user_id == user_id)\
-            .filter(cls.permission == perm).scalar() is not None
+        return cls.query().filter( cls.user_id == user_id )\
+            .filter( cls.permission == perm ).scalar() is not None
 
     @classmethod
-    def grant_perm(cls, user_id, perm):
-        if not isinstance(perm, Permission):
-            raise Exception('perm needs to be an instance of Permission class')
+    def grant_perm( cls, user_id, perm ):
+        if not isinstance( perm, Permission ):
+            raise Exception( 'perm needs to be an instance of Permission class' )
 
         new = cls()
         new.user_id = user_id
         new.permission = perm
         try:
-            Session.add(new)
+            Session.add( new )
             Session.commit()
         except:
             Session.rollback()
 
 
     @classmethod
-    def revoke_perm(cls, user_id, perm):
-        if not isinstance(perm, Permission):
-            raise Exception('perm needs to be an instance of Permission class')
+    def revoke_perm( cls, user_id, perm ):
+        if not isinstance( perm, Permission ):
+            raise Exception( 'perm needs to be an instance of Permission class' )
 
         try:
-            Session.query(cls).filter(cls.user_id == user_id)\
-                .filter(cls.permission == perm).delete()
+            cls.query().filter( cls.user_id == user_id )\
+                .filter( cls.permission == perm ).delete()
             Session.commit()
         except:
             Session.rollback()
 
-class UsersGroupRepoToPerm(Base, BaseModel):
+class UsersGroupRepoToPerm( Base, BaseModel ):
     __tablename__ = 'users_group_repo_to_perm'
-    __table_args__ = (UniqueConstraint('repository_id', 'users_group_id', 'permission_id'), {'extend_existing':True})
-    users_group_to_perm_id = Column("users_group_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    users_group_id = Column("users_group_id", Integer(), ForeignKey('users_groups.users_group_id'), nullable=False, unique=None, default=None)
-    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
-    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=None, default=None)
+    __table_args__ = ( UniqueConstraint( 'repository_id', 'users_group_id', 'permission_id' ), {'extend_existing':True} )
+    users_group_to_perm_id = Column( "users_group_to_perm_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    users_group_id = Column( "users_group_id", Integer(), ForeignKey( 'users_groups.users_group_id' ), nullable = False, unique = None, default = None )
+    permission_id = Column( "permission_id", Integer(), ForeignKey( 'permissions.permission_id' ), nullable = False, unique = None, default = None )
+    repository_id = Column( "repository_id", Integer(), ForeignKey( 'repositories.repo_id' ), nullable = False, unique = None, default = None )
 
-    users_group = relationship('UsersGroup')
-    permission = relationship('Permission')
-    repository = relationship('Repository')
+    users_group = relationship( 'UsersGroup' )
+    permission = relationship( 'Permission' )
+    repository = relationship( 'Repository' )
 
-    def __repr__(self):
-        return '<userGroup:%s => %s >' % (self.users_group, self.repository)
+    def __repr__( self ):
+        return '<userGroup:%s => %s >' % ( self.users_group, self.repository )
 
-class UsersGroupToPerm(Base, BaseModel):
+class UsersGroupToPerm( Base, BaseModel ):
     __tablename__ = 'users_group_to_perm'
-    users_group_to_perm_id = Column("users_group_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    users_group_id = Column("users_group_id", Integer(), ForeignKey('users_groups.users_group_id'), nullable=False, unique=None, default=None)
-    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
+    users_group_to_perm_id = Column( "users_group_to_perm_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    users_group_id = Column( "users_group_id", Integer(), ForeignKey( 'users_groups.users_group_id' ), nullable = False, unique = None, default = None )
+    permission_id = Column( "permission_id", Integer(), ForeignKey( 'permissions.permission_id' ), nullable = False, unique = None, default = None )
 
-    users_group = relationship('UsersGroup')
-    permission = relationship('Permission')
+    users_group = relationship( 'UsersGroup' )
+    permission = relationship( 'Permission' )
 
 
     @classmethod
-    def has_perm(cls, users_group_id, perm):
-        if not isinstance(perm, Permission):
-            raise Exception('perm needs to be an instance of Permission class')
+    def has_perm( cls, users_group_id, perm ):
+        if not isinstance( perm, Permission ):
+            raise Exception( 'perm needs to be an instance of Permission class' )
 
-        return Session.query(cls).filter(cls.users_group_id ==
-                                         users_group_id)\
-                                         .filter(cls.permission == perm)\
+        return cls.query().filter( cls.users_group_id ==
+                                         users_group_id )\
+                                         .filter( cls.permission == perm )\
                                          .scalar() is not None
 
     @classmethod
-    def grant_perm(cls, users_group_id, perm):
-        if not isinstance(perm, Permission):
-            raise Exception('perm needs to be an instance of Permission class')
+    def grant_perm( cls, users_group_id, perm ):
+        if not isinstance( perm, Permission ):
+            raise Exception( 'perm needs to be an instance of Permission class' )
 
         new = cls()
         new.users_group_id = users_group_id
         new.permission = perm
         try:
-            Session.add(new)
+            Session.add( new )
             Session.commit()
         except:
             Session.rollback()
 
 
     @classmethod
-    def revoke_perm(cls, users_group_id, perm):
-        if not isinstance(perm, Permission):
-            raise Exception('perm needs to be an instance of Permission class')
+    def revoke_perm( cls, users_group_id, perm ):
+        if not isinstance( perm, Permission ):
+            raise Exception( 'perm needs to be an instance of Permission class' )
 
         try:
-            Session.query(cls).filter(cls.users_group_id == users_group_id)\
-                .filter(cls.permission == perm).delete()
+            cls.query().filter( cls.users_group_id == users_group_id )\
+                .filter( cls.permission == perm ).delete()
             Session.commit()
         except:
             Session.rollback()
 
 
-class GroupToPerm(Base, BaseModel):
+class GroupToPerm( Base, BaseModel ):
     __tablename__ = 'group_to_perm'
-    __table_args__ = (UniqueConstraint('group_id', 'permission_id'), {'extend_existing':True})
+    __table_args__ = ( UniqueConstraint( 'group_id', 'permission_id' ), {'extend_existing':True} )
 
-    group_to_perm_id = Column("group_to_perm_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
-    permission_id = Column("permission_id", Integer(), ForeignKey('permissions.permission_id'), nullable=False, unique=None, default=None)
-    group_id = Column("group_id", Integer(), ForeignKey('groups.group_id'), nullable=False, unique=None, default=None)
+    group_to_perm_id = Column( "group_to_perm_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = None, default = None )
+    permission_id = Column( "permission_id", Integer(), ForeignKey( 'permissions.permission_id' ), nullable = False, unique = None, default = None )
+    group_id = Column( "group_id", Integer(), ForeignKey( 'groups.group_id' ), nullable = False, unique = None, default = None )
 
-    user = relationship('User')
-    permission = relationship('Permission')
-    group = relationship('Group')
+    user = relationship( 'User' )
+    permission = relationship( 'Permission' )
+    group = relationship( 'Group' )
 
-class Statistics(Base, BaseModel):
+class Statistics( Base, BaseModel ):
     __tablename__ = 'statistics'
-    __table_args__ = (UniqueConstraint('repository_id'), {'extend_existing':True})
-    stat_id = Column("stat_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    repository_id = Column("repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=False, unique=True, default=None)
-    stat_on_revision = Column("stat_on_revision", Integer(), nullable=False)
-    commit_activity = Column("commit_activity", LargeBinary(1000000), nullable=False)#JSON data
-    commit_activity_combined = Column("commit_activity_combined", LargeBinary(), nullable=False)#JSON data
-    languages = Column("languages", LargeBinary(1000000), nullable=False)#JSON data
+    __table_args__ = ( UniqueConstraint( 'repository_id' ), {'extend_existing':True} )
+    stat_id = Column( "stat_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    repository_id = Column( "repository_id", Integer(), ForeignKey( 'repositories.repo_id' ), nullable = False, unique = True, default = None )
+    stat_on_revision = Column( "stat_on_revision", Integer(), nullable = False )
+    commit_activity = Column( "commit_activity", LargeBinary( 1000000 ), nullable = False )#JSON data
+    commit_activity_combined = Column( "commit_activity_combined", LargeBinary(), nullable = False )#JSON data
+    languages = Column( "languages", LargeBinary( 1000000 ), nullable = False )#JSON data
 
-    repository = relationship('Repository', single_parent=True)
+    repository = relationship( 'Repository', single_parent = True )
 
-class UserFollowing(Base, BaseModel):
+class UserFollowing( Base, BaseModel ):
     __tablename__ = 'user_followings'
-    __table_args__ = (UniqueConstraint('user_id', 'follows_repository_id'),
-                      UniqueConstraint('user_id', 'follows_user_id')
-                      , {'extend_existing':True})
+    __table_args__ = ( UniqueConstraint( 'user_id', 'follows_repository_id' ),
+                      UniqueConstraint( 'user_id', 'follows_user_id' )
+                      , {'extend_existing':True} )
 
-    user_following_id = Column("user_following_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    user_id = Column("user_id", Integer(), ForeignKey('users.user_id'), nullable=False, unique=None, default=None)
-    follows_repo_id = Column("follows_repository_id", Integer(), ForeignKey('repositories.repo_id'), nullable=True, unique=None, default=None)
-    follows_user_id = Column("follows_user_id", Integer(), ForeignKey('users.user_id'), nullable=True, unique=None, default=None)
-    follows_from = Column('follows_from', DateTime(timezone=False), nullable=True, unique=None, default=datetime.datetime.now)
+    user_following_id = Column( "user_following_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    user_id = Column( "user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = False, unique = None, default = None )
+    follows_repo_id = Column( "follows_repository_id", Integer(), ForeignKey( 'repositories.repo_id' ), nullable = True, unique = None, default = None )
+    follows_user_id = Column( "follows_user_id", Integer(), ForeignKey( 'users.user_id' ), nullable = True, unique = None, default = None )
+    follows_from = Column( 'follows_from', DateTime( timezone = False ), nullable = True, unique = None, default = datetime.datetime.now )
 
-    user = relationship('User', primaryjoin='User.user_id==UserFollowing.user_id')
+    user = relationship( 'User', primaryjoin = 'User.user_id==UserFollowing.user_id' )
 
-    follows_user = relationship('User', primaryjoin='User.user_id==UserFollowing.follows_user_id')
-    follows_repository = relationship('Repository', order_by='Repository.repo_name')
+    follows_user = relationship( 'User', primaryjoin = 'User.user_id==UserFollowing.follows_user_id' )
+    follows_repository = relationship( 'Repository', order_by = 'Repository.repo_name' )
 
 
     @classmethod
-    def get_repo_followers(cls, repo_id):
-        return Session.query(cls).filter(cls.follows_repo_id == repo_id)
+    def get_repo_followers( cls, repo_id ):
+        return cls.query().filter( cls.follows_repo_id == repo_id )
 
-class CacheInvalidation(Base, BaseModel):
+class CacheInvalidation( Base, BaseModel ):
     __tablename__ = 'cache_invalidation'
-    __table_args__ = (UniqueConstraint('cache_key'), {'extend_existing':True})
-    cache_id = Column("cache_id", Integer(), nullable=False, unique=True, default=None, primary_key=True)
-    cache_key = Column("cache_key", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    cache_args = Column("cache_args", String(length=255, convert_unicode=False, assert_unicode=None), nullable=True, unique=None, default=None)
-    cache_active = Column("cache_active", Boolean(), nullable=True, unique=None, default=False)
+    __table_args__ = ( UniqueConstraint( 'cache_key' ), {'extend_existing':True} )
+    cache_id = Column( "cache_id", Integer(), nullable = False, unique = True, default = None, primary_key = True )
+    cache_key = Column( "cache_key", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    cache_args = Column( "cache_args", String( length = 255, convert_unicode = False, assert_unicode = None ), nullable = True, unique = None, default = None )
+    cache_active = Column( "cache_active", Boolean(), nullable = True, unique = None, default = False )
 
 
-    def __init__(self, cache_key, cache_args=''):
+    def __init__( self, cache_key, cache_args = '' ):
         self.cache_key = cache_key
         self.cache_args = cache_args
         self.cache_active = False
 
-    def __repr__(self):
-        return "<%s('%s:%s')>" % (self.__class__.__name__,
-                                  self.cache_id, self.cache_key)
+    def __repr__( self ):
+        return "<%s('%s:%s')>" % ( self.__class__.__name__,
+                                  self.cache_id, self.cache_key )
 
-class DbMigrateVersion(Base, BaseModel):
+class DbMigrateVersion( Base, BaseModel ):
     __tablename__ = 'db_migrate_version'
     __table_args__ = {'extend_existing':True}
-    repository_id = Column('repository_id', String(250), primary_key=True)
-    repository_path = Column('repository_path', Text)
-    version = Column('version', Integer)
+    repository_id = Column( 'repository_id', String( 250 ), primary_key = True )
+    repository_path = Column( 'repository_path', Text )
+    version = Column( 'version', Integer )
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rhodecode/model/repo_permission.py	Wed Oct 19 01:47:56 2011 +0200
@@ -0,0 +1,63 @@
+# -*- coding: utf-8 -*-
+"""
+    rhodecode.model.users_group
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+    repository permission model for RhodeCode
+
+    :created_on: Oct 1, 2011
+    :author: nvinot
+    :copyright: (C) 2011-2011 Nicolas Vinot <aeris@imirhil.fr>
+    :license: GPLv3, see COPYING for more details.
+"""
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import logging
+from rhodecode.model.db import BaseModel, RepoToPerm, Permission
+from rhodecode.model.meta import Session
+
+log = logging.getLogger( __name__ )
+
+class RepositoryPermissionModel( BaseModel ):
+    def getUserPermission( self, repository, user ):
+        return RepoToPerm.query() \
+                .filter( RepoToPerm.user == user ) \
+                .filter( RepoToPerm.repository == repository ) \
+                .scalar()
+
+    def updateUserPermission( self, repository, user, permission ):
+        permission = Permission.get_by_key( permission )
+        current = self.getUserPermission( repository, user )
+        if current:
+            if not current.permission is permission:
+                current.permission = permission
+        else:
+            p = RepoToPerm()
+            p.user = user
+            p.repository = repository
+            p.permission = permission
+            Session.add( p )
+        Session.commit()
+
+    def deleteUserPermission( self, repository, user ):
+        current = self.getUserPermission( repository, user )
+        if current:
+            Session.delete( current )
+            Session.commit()
+
+    def updateOrDeleteUserPermission( self, repository, user, permission ):
+        if permission:
+            self.updateUserPermission( repository, user, permission )
+        else:
+            self.deleteUserPermission( repository, user )
--- a/rhodecode/model/repos_group.py	Mon Oct 17 15:48:19 2011 +0200
+++ b/rhodecode/model/repos_group.py	Wed Oct 19 01:47:56 2011 +0200
@@ -36,21 +36,21 @@
 from rhodecode.model.caching_query import FromCache
 from rhodecode.model.db import Group, RhodeCodeUi
 
-log = logging.getLogger(__name__)
+log = logging.getLogger( __name__ )
 
 
-class ReposGroupModel(BaseModel):
+class ReposGroupModel( BaseModel ):
 
     @LazyProperty
-    def repos_path(self):
+    def repos_path( self ):
         """
         Get's the repositories root path from database
         """
 
-        q = RhodeCodeUi.get_by_key('/').one()
+        q = RhodeCodeUi.get_by_key( '/' ).one()
         return q.ui_value
 
-    def __create_group(self, group_name):
+    def __create_group( self, group_name, parent_id ):
         """
         makes repositories group on filesystem
 
@@ -58,107 +58,117 @@
         :param parent_id:
         """
 
-        create_path = os.path.join(self.repos_path, group_name)
-        log.debug('creating new group in %s', create_path)
+        if parent_id:
+            paths = Group.get( parent_id ).full_path.split( Group.url_sep() )
+            parent_path = os.sep.join( paths )
+        else:
+            parent_path = ''
+
+        create_path = os.path.join( self.repos_path, parent_path, group_name )
+        log.debug( 'creating new group in %s', create_path )
 
-        if os.path.isdir(create_path):
-            raise Exception('That directory already exists !')
+        if os.path.isdir( create_path ):
+            raise Exception( 'That directory already exists !' )
+
 
-        os.makedirs(create_path)
+        os.makedirs( create_path )
 
-    def __rename_group(self, old, new):
+
+    def __rename_group( self, old, old_parent_id, new, new_parent_id ):
         """
         Renames a group on filesystem
         
         :param group_name:
         """
+        log.debug( 'renaming repos group from %s to %s', old, new )
 
-        if old == new:
-            log.debug('skipping group rename')
-            return
-
-        log.debug('renaming repos group from %s to %s', old, new)
-
+        if new_parent_id:
+            paths = Group.get( new_parent_id ).full_path.split( Group.url_sep() )
+            new_parent_path = os.sep.join( paths )
+        else:
+            new_parent_path = ''
 
-        old_path = os.path.join(self.repos_path, old)
-        new_path = os.path.join(self.repos_path, new)
+        if old_parent_id:
+            paths = Group.get( old_parent_id ).full_path.split( Group.url_sep() )
+            old_parent_path = os.sep.join( paths )
+        else:
+            old_parent_path = ''
 
-        log.debug('renaming repos paths from %s to %s', old_path, new_path)
+        old_path = os.path.join( self.repos_path, old_parent_path, old )
+        new_path = os.path.join( self.repos_path, new_parent_path, new )
 
-        if os.path.isdir(new_path):
-            raise Exception('Was trying to rename to already '
-                            'existing dir %s' % new_path)
-        shutil.move(old_path, new_path)
+        log.debug( 'renaming repos paths from %s to %s', old_path, new_path )
 
-    def __delete_group(self, group):
+        if os.path.isdir( new_path ):
+            raise Exception( 'Was trying to rename to already '
+                            'existing dir %s' % new_path )
+        shutil.move( old_path, new_path )
+
+    def __delete_group( self, group ):
         """
         Deletes a group from a filesystem
         
         :param group: instance of group from database
         """
-        paths = group.full_path.split(Group.url_sep())
-        paths = os.sep.join(paths)
+        paths = group.full_path.split( Group.url_sep() )
+        paths = os.sep.join( paths )
 
-        rm_path = os.path.join(self.repos_path, paths)
-        if os.path.isdir(rm_path):
-            # delete only if that path really exists
-            os.rmdir(rm_path)
+        rm_path = os.path.join( self.repos_path, paths )
+        os.rmdir( rm_path )
 
-    def create(self, form_data):
+    def create( self, form_data ):
         try:
             new_repos_group = Group()
-            new_repos_group.group_description = form_data['group_description']
-            new_repos_group.parent_group = Group.get(form_data['group_parent_id'])
-            new_repos_group.group_name = new_repos_group.get_new_name(form_data['group_name'])
+            new_repos_group.group_name = form_data['group_name']
+            new_repos_group.group_description = \
+                form_data['group_description']
+            new_repos_group.group_parent_id = form_data['group_parent_id']
 
-            self.sa.add(new_repos_group)
+            self.sa.add( new_repos_group )
 
-            self.__create_group(new_repos_group.group_name)
+            self.__create_group( form_data['group_name'],
+                                form_data['group_parent_id'] )
 
             self.sa.commit()
             return new_repos_group
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             self.sa.rollback()
             raise
 
-    def update(self, repos_group_id, form_data):
+    def update( self, repos_group_id, form_data ):
 
         try:
-            repos_group = Group.get(repos_group_id)
-            old_path = repos_group.full_path
-
-            #change properties
-            repos_group.group_description = form_data['group_description']
-            repos_group.parent_group = Group.get(form_data['group_parent_id'])
-            repos_group.group_name = repos_group.get_new_name(form_data['group_name'])
-
-            new_path = repos_group.full_path
+            repos_group = Group.get( repos_group_id )
+            old_name = repos_group.group_name
+            old_parent_id = repos_group.group_parent_id
 
-            self.sa.add(repos_group)
-
-            self.__rename_group(old_path, new_path)
+            repos_group.group_name = form_data['group_name']
+            repos_group.group_description = \
+                form_data['group_description']
+            repos_group.group_parent_id = form_data['group_parent_id']
 
-            # we need to get all repositories from this new group and 
-            # rename them accordingly to new group path
-            for r in repos_group.repositories:
-                r.repo_name = r.get_new_name(r.just_name)
-                self.sa.add(r)
+            self.sa.add( repos_group )
+
+            if old_name != form_data['group_name'] or ( old_parent_id !=
+                                                form_data['group_parent_id'] ):
+                self.__rename_group( old = old_name, old_parent_id = old_parent_id,
+                                    new = form_data['group_name'],
+                                    new_parent_id = form_data['group_parent_id'] )
 
             self.sa.commit()
-            return repos_group
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             self.sa.rollback()
             raise
 
-    def delete(self, users_group_id):
+    def delete( self, users_group_id ):
         try:
-            users_group = Group.get(users_group_id)
-            self.sa.delete(users_group)
-            self.__delete_group(users_group)
+            users_group = Group.get( users_group_id )
+            self.sa.delete( users_group )
+            self.__delete_group( users_group )
             self.sa.commit()
         except:
-            log.error(traceback.format_exc())
+            log.error( traceback.format_exc() )
             self.sa.rollback()
             raise
--- a/rhodecode/model/user.py	Mon Oct 17 15:48:19 2011 +0200
+++ b/rhodecode/model/user.py	Wed Oct 19 01:47:56 2011 +0200
@@ -49,7 +49,6 @@
 
 
 class UserModel(BaseModel):
-
     def get(self, user_id, cache=False):
         user = self.sa.query(User)
         if cache:
@@ -87,6 +86,7 @@
             new_user.api_key = generate_api_key(form_data['username'])
             self.sa.add(new_user)
             self.sa.commit()
+            return new_user
         except:
             log.error(traceback.format_exc())
             self.sa.rollback()
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rhodecode/model/users_group.py	Wed Oct 19 01:47:56 2011 +0200
@@ -0,0 +1,89 @@
+# -*- coding: utf-8 -*-
+"""
+    rhodecode.model.users_group
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+    users group model for RhodeCode
+
+    :created_on: Oct 1, 2011
+    :author: nvinot
+    :copyright: (C) 2011-2011 Nicolas Vinot <aeris@imirhil.fr>
+    :license: GPLv3, see COPYING for more details.
+"""
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import logging
+import traceback
+
+from rhodecode.model import BaseModel
+from rhodecode.model.caching_query import FromCache
+from rhodecode.model.db import UsersGroupMember, UsersGroup
+
+log = logging.getLogger( __name__ )
+
+class UsersGroupModel( BaseModel ):
+
+    def get( self, users_group_id, cache = False ):
+        users_group = UsersGroup.query()
+        if cache:
+            users_group = users_group.options( FromCache( "sql_cache_short",
+                                          "get_users_group_%s" % users_group_id ) )
+        return users_group.get( users_group_id )
+
+    def get_by_name( self, name, cache = False, case_insensitive = False ):
+        users_group = UsersGroup.query()
+        if case_insensitive:
+            users_group = users_group.filter( UsersGroup.users_group_name.ilike( name ) )
+        else:
+            users_group = users_group.filter( UsersGroup.users_group_name == name )
+        if cache:
+            users_group = users_group.options( FromCache( "sql_cache_short",
+                                          "get_users_group_%s" % name ) )
+        return users_group.scalar()
+
+    def create( self, form_data ):
+        try:
+            new_users_group = UsersGroup()
+            for k, v in form_data.items():
+                setattr( new_users_group, k, v )
+
+            self.sa.add( new_users_group )
+            self.sa.commit()
+            return new_users_group
+        except:
+            log.error( traceback.format_exc() )
+            self.sa.rollback()
+            raise
+
+    def add_user_to_group( self, users_group, user ):
+        for m in users_group.members:
+            u = m.user
+            if u.user_id == user.user_id:
+                return m
+
+        try:
+            users_group_member = UsersGroupMember()
+            users_group_member.user = user
+            users_group_member.users_group = users_group
+
+            users_group.members.append( users_group_member )
+            user.group_member.append( users_group_member )
+
+            self.sa.add( users_group_member )
+            self.sa.commit()
+            return users_group_member
+        except:
+            log.error( traceback.format_exc() )
+            self.sa.rollback()
+            raise