def __init__(self,dbConnection):
BaseDb.__init__(self)
self._entFields={
'pycad_id':'INTEGER PRIMARY KEY',
'pycad_entity_id':'INTEGER',
'pycad_object_type':'TEXT',
'pycad_object_definition':'TEXT',
'pycad_object_style':'TEXT',
'pycad_security_id':'INTEGER',
'pycad_undo_id':'INTEGER',
'pycad_entity_state':'TEXT',
'pycad_index':'NUMERIC',
'pycad_visible':'INTEGER',
'pycad_undo_visible':'INTEGER',
'pycad_locked':'INTEGER',
'pycad_bbox_xmin':'REAL',
'pycad_bbox_ymin':'REAL',
'pycad_bbox_xmax':'REAL',
'pycad_bbox_ymax':'REAL',
'pycad_property':'TEXT'
}
def creationFieldsStr():
outStr=''
for fieldName,fieldValue in list(self._entFields.items()):
outStr+='%s %s,'%(str(fieldName),str(fieldValue))
return outStr[:-1]
def addTableField(fieldName,fieldType):
sql="ALTER TABLE pycadent ADD COLUMN %s %s "%(str(fieldName),str(fieldType))
self.makeUpdateInsert(sql)
if dbConnection is None:
self.createConnection()
else:
self.setConnection(dbConnection)
_sqlCheck="""select * from sqlite_master where name like 'pycadent'"""
_table=self.makeSelect(_sqlCheck).fetchone()
if _table is None:
_sqlCreation="""CREATE TABLE pycadent(
%s)"""%creationFieldsStr()
self.__revisionIndex=0
self.makeUpdateInsert(_sqlCreation)
else:
rows=self.makeSelect("pragma table_info('pycadent')")
dbColumns=dict([(row[1],row[2]) for row in rows])
for classColumn in list(self._entFields.keys()):
if not classColumn in dbColumns:
addTableField(classColumn,self._entFields[classColumn])
self.__revisionIndex=self.getRevisionIndex()
def __init__(self,dbConnection):
BaseDb.__init__(self)
self._entFields={
'pycad_id':'INTEGER PRIMARY KEY',
'pycad_entity_id':'INTEGER',
'pycad_object_type':'TEXT',
'pycad_object_definition':'TEXT',
'pycad_object_style':'TEXT',
'pycad_security_id':'INTEGER',
'pycad_undo_id':'INTEGER',
'pycad_entity_state':'TEXT',
'pycad_index':'NUMERIC',
'pycad_visible':'INTEGER',
'pycad_undo_visible':'INTEGER',
'pycad_locked':'INTEGER',
'pycad_bbox_xmin':'REAL',
'pycad_bbox_ymin':'REAL',
'pycad_bbox_xmax':'REAL',
'pycad_bbox_ymax':'REAL',
'pycad_property':'TEXT'
}
def creationFieldsStr():
outStr=''
for fieldName,fieldValue in list(self._entFields.items()):
outStr+='%s %s,'%(str(fieldName),str(fieldValue))
return outStr[:-1]
def addTableField(fieldName,fieldType):
sql="ALTER TABLE pycadent ADD COLUMN %s %s "%(str(fieldName),str(fieldType))
self.makeUpdateInsert(sql)
if dbConnection is None:
self.createConnection()
else:
self.setConnection(dbConnection)
_sqlCheck="""select * from sqlite_master where name like 'pycadent'"""
_table=self.makeSelect(_sqlCheck).fetchone()
if _table is None:
_sqlCreation="""CREATE TABLE pycadent(
%s)"""%creationFieldsStr()
self.__revisionIndex=0
self.makeUpdateInsert(_sqlCreation)
else:
rows=self.makeSelect("pragma table_info('pycadent')")
dbColumns=dict([(row[1],row[2]) for row in rows])
for classColumn in list(self._entFields.keys()):
if not classColumn in dbColumns:
addTableField(classColumn,self._entFields[classColumn])
self.__revisionIndex=self.getRevisionIndex()
def __init__(self, dbConnection=None):
BaseDb.__init__(self)
if dbConnection is None:
self.createConnection()
else:
self.setConnection(dbConnection)
_sqlCheck = """select * from sqlite_master where name like 'pycadrel'"""
_table = self.makeSelect(_sqlCheck).fetchone()
if _table is None:
_sqlCreation = """CREATE TABLE pycadrel(
"pycad_id" INTEGER PRIMARY KEY,
"pycad_parent_id" INTEGER,
"pycad_child_id" INTEGER
)"""
self.makeUpdateInsert(_sqlCreation)
def __init__(self,dbConnection=None):
BaseDb.__init__(self)
if dbConnection is None:
self.createConnection()
else:
self.setConnection(dbConnection)
_sqlCheck="""select * from sqlite_master where name like 'pycadrel'"""
_table=self.makeSelect(_sqlCheck).fetchone()
if _table is None:
_sqlCreation="""CREATE TABLE pycadrel(
"pycad_id" INTEGER PRIMARY KEY,
"pycad_parent_id" INTEGER,
"pycad_child_id" INTEGER
)"""
self.makeUpdateInsert(_sqlCreation)
def __init__(self,dbConnection):
BaseDb.__init__(self)
if dbConnection is None:
self.createConnection()
else:
self.setConnection(dbConnection)
_sqlCheck="""select * from sqlite_master where name like 'pycadundo'"""
_pycadundoTableRow=self.fetchOneRow(_sqlCheck)
if _pycadundoTableRow is None:
_sqlCreation="""CREATE TABLE "pycadundo" (
"pycad_id" INTEGER PRIMARY KEY,
"pycad_incremental_id" INTEGER
)
"""
self.makeUpdateInsert(_sqlCreation)
self.__lastUndo=1
else:
self.__lastUndo=self.getMaxUndoIndex()
self.__activeUndo=self.getLastUndoIndex()
def __init__(self, dbConnection):
BaseDb.__init__(self)
if dbConnection is None:
self.createConnection()
else:
self.setConnection(dbConnection)
_sqlCheck = """select * from sqlite_master where name like 'pycadundo'"""
_pycadundoTableRow = self.fetchOneRow(_sqlCheck)
if _pycadundoTableRow is None:
_sqlCreation = """CREATE TABLE "pycadundo" (
"pycad_id" INTEGER PRIMARY KEY,
"pycad_incremental_id" INTEGER
)
"""
self.makeUpdateInsert(_sqlCreation)
self.__lastUndo = 1
else:
self.__lastUndo = self.getMaxUndoIndex()
self.__activeUndo = self.getLastUndoIndex()
def __init__(self, dbPath=None):
"""
init of the kernel
"""
self.__logger = logging.getLogger('DbKernel')
self.__logger.debug('__init__')
BaseDb.__init__(self)
# set the events
self.__logger.debug('set events')
self.saveEntityEvent = PyCadEvent()
self.deleteEntityEvent = PyCadEvent()
self.massiveDeleteEvent = PyCadEvent()
self.showEntEvent = PyCadEvent()
self.hideEntEvent = PyCadEvent()
self.updateShowEntEvent = PyCadEvent()
self.undoRedoEvent = PyCadEvent()
self.handledErrorEvent = PyCadEvent()
#create Connection
self.createConnection(dbPath)
# inizialize extentionObject
self.__UndoDb = UndoDb(self.getConnection())
self.__EntityDb = EntityDb(self.getConnection())
self.__RelationDb = RelationDb(self.getConnection())
# Some inizialization parameter
self.__bulkCommit = False
self.__bulkUndoIndex = -1 # undo index are always positive so we do not brake in case missing entity id
self.__entId = self.__EntityDb.getNewEntId()
# set the default style
self.__logger.debug('Set Style')
self.__activeStyleObj = None
self.__activeStyleObj = self.getMainStyle()
self.__settings = self.getDbSettingsObject()
self.__property = {}
#************************
#Inizialize Layer structure
#************************
self.__logger.debug('Inizialize layer structure')
try:
self.__LayerTree = LayerTree(self)
except StructuralError:
raise StructuralError('Unable to create LayerTree structure')
self.__logger.debug('Done inizialization')
def __init__(self,dbPath=None):
"""
init of the kernel
"""
self.__logger=logging.getLogger('DbKernel')
self.__logger.debug('__init__')
BaseDb.__init__(self)
# set the events
self.__logger.debug('set events')
self.saveEntityEvent=PyCadEvent()
self.deleteEntityEvent=PyCadEvent()
self.massiveDeleteEvent=PyCadEvent()
self.showEntEvent=PyCadEvent()
self.hideEntEvent=PyCadEvent()
self.updateShowEntEvent=PyCadEvent()
self.undoRedoEvent=PyCadEvent()
self.handledErrorEvent=PyCadEvent()
#create Connection
self.createConnection(dbPath)
# inizialize extentionObject
self.__UndoDb=UndoDb(self.getConnection())
self.__EntityDb=EntityDb(self.getConnection())
self.__RelationDb=RelationDb(self.getConnection())
# Some inizialization parameter
self.__bulkCommit=False
self.__bulkUndoIndex=-1 # undo index are always positive so we do not brake in case missing entity id
self.__entId=self.__EntityDb.getNewEntId()
# set the default style
self.__logger.debug('Set Style')
self.__activeStyleObj=None
self.__activeStyleObj=self.getMainStyle()
self.__settings=self.getDbSettingsObject()
self.__property={}
#************************
#Inizialize Layer structure
#************************
self.__logger.debug('Inizialize layer structure')
try:
self.__LayerTable = LayerTable(self)
except StructuralError:
raise StructuralError, 'Unable to create LayerTree structure'
self.__logger.debug('Done inizialization')
