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fix handling of global lock when re-creating tables

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sqlcoder 2009-06-04 20:27:15 +01:00
parent 5b96769de3
commit b016c496f2
1 changed files with 40 additions and 22 deletions
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60
pyfpdb/fpdb.py
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@ -175,35 +175,53 @@ class fpdb:
def dia_load_profile(self, widget, data=None):
"""Dialogue to select a file to load a profile from"""
if self.obtain_global_lock():
chooser = gtk.FileChooserDialog(title="Please select a profile file to load",
action=gtk.FILE_CHOOSER_ACTION_OPEN,
buttons=(gtk.STOCK_CANCEL,gtk.RESPONSE_CANCEL,gtk.STOCK_OPEN,gtk.RESPONSE_OK))
chooser.set_filename(self.profile)
try:
chooser = gtk.FileChooserDialog(title="Please select a profile file to load",
action=gtk.FILE_CHOOSER_ACTION_OPEN,
buttons=(gtk.STOCK_CANCEL,gtk.RESPONSE_CANCEL,gtk.STOCK_OPEN,gtk.RESPONSE_OK))
chooser.set_filename(self.profile)
response = chooser.run()
chooser.destroy()
if response == gtk.RESPONSE_OK:
self.load_profile(chooser.get_filename())
elif response == gtk.RESPONSE_CANCEL:
print 'User cancelled loading profile'
response = chooser.run()
chooser.destroy()
if response == gtk.RESPONSE_OK:
self.load_profile(chooser.get_filename())
elif response == gtk.RESPONSE_CANCEL:
print 'User cancelled loading profile'
except:
pass
self.release_global_lock()
#end def dia_load_profile
def dia_recreate_tables(self, widget, data=None):
"""Dialogue that asks user to confirm that he wants to delete and recreate the tables"""
if self.obtain_global_lock():
dia_confirm = gtk.MessageDialog(parent=None, flags=0, type=gtk.MESSAGE_WARNING,
buttons=(gtk.BUTTONS_YES_NO), message_format="Confirm deleting and recreating tables")
diastring = "Please confirm that you want to (re-)create the tables. If there already are tables in the database "+self.db.database+" on "+self.db.host+" they will be deleted."
dia_confirm.format_secondary_text(diastring)#todo: make above string with bold for db, host and deleted
lock_released = False
try:
dia_confirm = gtk.MessageDialog(parent=None, flags=0, type=gtk.MESSAGE_WARNING,
buttons=(gtk.BUTTONS_YES_NO), message_format="Confirm deleting and recreating tables")
diastring = "Please confirm that you want to (re-)create the tables. If there already are tables in the database "+self.db.database+" on "+self.db.host+" they will be deleted."
dia_confirm.format_secondary_text(diastring)#todo: make above string with bold for db, host and deleted
response = dia_confirm.run()
dia_confirm.destroy()
if response == gtk.RESPONSE_YES:
self.db.recreate_tables()
elif response == gtk.RESPONSE_NO:
print 'User cancelled recreating tables'
self.release_global_lock()
response = dia_confirm.run()
dia_confirm.destroy()
if response == gtk.RESPONSE_YES:
if self.db.backend == self.fdb_lock.MYSQL_INNODB:
# mysql requires locks on all tables or none - easier to release this lock
# than lock all the other tables
# ToDo: lock all other tables so that lock doesn't have to be released
self.release_global_lock()
lock_released = True
self.db.recreate_tables()
else:
# for other dbs use same connection as holds global lock
self.fdb_lock.recreate_tables()
elif response == gtk.RESPONSE_NO:
print 'User cancelled recreating tables'
except:
pass
if not lock_released:
self.release_global_lock()
#end def dia_recreate_tables
def dia_regression_test(self, widget, data=None):