class KuraApp(dbAppDef):
"""
KuraApp is a central portal to the database. It manages a repository
that defines both the data model and the presentation of the data. It
also manages the connection to the database.
"""
def __init__(self,):
self.initialized = False
def init(self, backend, **args):
dbAppDef.__init__(self, None)
setRepository(self)
setObjects(self)
self.settings()
self.sql = globals()[backend](self, **args)
self.initialized = True
def isDirty(self):
try:
return self.sql.isDirty()
except:
return False
def openFile(self, filename):
self.sql = TextQuery(self, filename)
def saveFile(self, filename = None):
self.sql.saveDatabase(filename)
def settings(self, **args):
"""
Certain fields can have default values that can be used in
queries, updates and inserts. This is where those are set.
"""
self.fieldDefaults=args
def reconnect(self, hostname, username, database, password):
self.sql = dbSql(self,
username = username,
database = database,
password = password,
hostname = hostname)
def openFile(self, filename):
self.sql = TextQuery(self, filename)
