dabo Commit
Revision 3210
Date: 2007-06-23 12:12:27 -0700 (Sat, 23 Jun 2007)
Author: Ed
Trac: http://svn.dabodev.com/trac/dabo/changeset/3210
Changed:
U trunk/dabo/biz/dBizobj.py
Log:
Added the _syncWithCursors() method that should ensure that all cursors have
the current values set in the bizobj before executing any SQL statements.
Diff:
Modified: trunk/dabo/biz/dBizobj.py
===================================================================
--- trunk/dabo/biz/dBizobj.py 2007-06-23 17:22:52 UTC (rev 3209)
+++ trunk/dabo/biz/dBizobj.py 2007-06-23 19:12:27 UTC (rev 3210)
@@ -57,8 +57,10 @@
self._restorePositionOnRequery = True
# Various attributes used for Properties
+ self._autoCommit = False
self._caption = ""
self._dataSource = ""
+ self._nonUpdateFields = []
self._scanRestorePosition = True
self._scanReverse = False
self._SQL = ""
@@ -132,11 +134,11 @@
"""
if self.__cursors:
_dataStructure =
getattr(self.__cursors[self.__cursors.keys()[0]], "_dataStructure", None)
- _virtualFields =
getattr(self.__cursors[self.__cursors.keys()[0]], "_virtualFields", {})
+ self._virtualFields =
getattr(self.__cursors[self.__cursors.keys()[0]], "_virtualFields", {})
else:
# The first cursor is being created, before
DataStructure is assigned.
_dataStructure = None
- _virtualFields = {}
+ self._virtualFields = {}
errMsg = self.beforeCreateCursor()
if errMsg:
raise dException.dException, errMsg
@@ -154,7 +156,7 @@
crs = self.__cursors[key]
if _dataStructure is not None:
crs._dataStructure = _dataStructure
- crs._virtualFields = _virtualFields
+ crs._virtualFields = self._virtualFields
crs.KeyField = self.KeyField
crs.Table = self.DataSource
crs.AutoPopulatePK = self.AutoPopulatePK
@@ -493,6 +495,7 @@
def execute(self, sql):
"""Execute the sql on the cursor. Dangerous. Use executeSafe
instead."""
+ self._syncWithCursors()
return self._CurrentCursor.execute(sql)
@@ -502,6 +505,7 @@
This is considered 'safe', because it won't harm the contents
of the
main cursor.
"""
+ self._syncWithCursors()
return self._CurrentCursor.executeSafe(sql)
@@ -1447,12 +1451,28 @@
def afterCreateCursor(self, cursor): pass
+ def _syncWithCursors(self):
+ """Many bizobj properties need to be passed through to the
cursors
+ that provide it with data connectivity. This method ensures
that all
+ such cursors are in sync with the bizobj.
+ """
+ for crs in self.__cursors.values():
+ crs.AutoCommit = self._autoCommit
+ crs.AutoPopulatePK = self._autoPopulatePK
+ crs.AutoQuoteNames = self._autoQuoteNames
+ crs.Table = self._dataSource
+ crs.VirtualFields = self._virtualFields
+ crs.Encoding = self.Encoding
+ crs.KeyField = self._keyField
+ crs.setNonUpdateFields(self._nonUpdateFields)
+
+
def _getAutoCommit(self):
return self._CurrentCursor.AutoCommit
def _setAutoCommit(self, val):
- for crs in self.__cursors.values():
- crs.AutoCommit = val
+ self._autoCommit = val
+ self._syncWithCursors()
def _getAutoPopulatePK(self):
@@ -1463,8 +1483,7 @@
def _setAutoPopulatePK(self, val):
self._autoPopulatePK = bool(val)
- for crs in self.__cursors.values():
- crs.AutoPopulatePK = val
+ self._syncWithCursors()
def _getAutoQuoteNames(self):
@@ -1472,8 +1491,7 @@
def _setAutoQuoteNames(self, val):
self._autoQuoteNames = val
- for crs in self.__cursors.values():
- crs.AutoQuoteNames = val
+ self._syncWithCursors()
def _getAutoSQL(self):
@@ -1525,8 +1543,7 @@
def _setDataSource(self, val):
self._dataSource = str(val)
- for crs in self.__cursors.values():
- crs.Table = val
+ self._syncWithCursors()
def _getDataStructure(self):
@@ -1558,26 +1575,29 @@
return self._CurrentCursor.VirtualFields
def _setVirtualFields(self, val):
- for crs in self.__cursors.values():
- crs.VirtualFields = val
self._virtualFields = val
+ self._syncWithCursors()
def _getEncoding(self):
- ret = None
- cursor = self._CurrentCursor
- if cursor is not None:
- ret = cursor.Encoding
- if ret is None:
- if self.Application:
- ret = self.Application.Encoding
- else:
- ret = dabo.defaultEncoding
+ try:
+ ret = self._encoding
+ except AttributeError:
+ ret = None
+ cursor = self._CurrentCursor
+ if cursor is not None:
+ ret = cursor.Encoding
+ if ret is None:
+ if self.Application:
+ ret = self.Application.Encoding
+ else:
+ ret = dabo.defaultEncoding
+ self._encoding = ret
return ret
def _setEncoding(self, val):
- for crs in self.__cursors.values():
- crs.Encoding = val
+ self._encoding = val
+ self._syncWithCursors()
def _getFillLinkFromParent(self):
@@ -1602,8 +1622,7 @@
def _setKeyField(self, val):
self._keyField = val
- for crs in self.__cursors.values():
- crs.KeyField = val
+ self._syncWithCursors()
def _getLastSQL(self):
@@ -1650,8 +1669,8 @@
def _setNonUpdateFields(self, fldList=None):
if fldList is None:
fldList = []
- for crs in self.__cursors.values():
- crs.setNonUpdateFields(fldList)
+ self._nonUpdateFields = fldList
+ self._syncWithCursors()
def _getParent(self):
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