############################################################################## # # Zope Public License (ZPL) Version 1.0 # ------------------------------------- # # Copyright (c) Digital Creations. All rights reserved. # Copyright (c) Nexedi SARL 2004. All rights reserved. # # This license has been certified as Open Source(tm). # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are # met: # # 1. Redistributions in source code must retain the above copyright # notice, this list of conditions, and the following disclaimer. # # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions, and the following disclaimer in # the documentation and/or other materials provided with the # distribution. # # 3. Digital Creations requests that attribution be given to Zope # in any manner possible. Zope includes a "Powered by Zope" # button that is installed by default. 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Specific # attributions are listed in the accompanying credits file. # ############################################################################## from Products.ZMySQLDA.DA import * from db import DeferredDB manage_addZMySQLDeferredConnectionForm=HTMLFile('deferredConnectionAdd',globals()) def manage_addZMySQLDeferredConnection(self, id, title, connection_string, check=None, REQUEST=None): """Add a DB connection to a folder""" self._setObject(id, DeferredConnection(id, title, connection_string, check)) if REQUEST is not None: return self.manage_main(self,REQUEST) class DeferredConnection(Connection): """ Experimental MySQL DA which implements deferred SQL code execution to reduce locking issues """ meta_type=title='Z %s Database Deferred Connection' % database_type def factory(self): return DeferredDB def connect(self,s): try: self._v_database_connection.close() except: pass self._v_connected='' DB=self.factory() ## No try. DO. self._v_database_connection=DeferredDB(s) self._v_connected=DateTime() return self classes=('DA.DeferredConnection') meta_types=( {'name':'Z %s Database Deferred Connection' % database_type, 'action':'manage_addZ%sDeferredConnectionForm' % database_type, }, ) folder_methods={ 'manage_addZMySQLDeferredConnection': manage_addZMySQLDeferredConnection, 'manage_addZMySQLDeferredConnectionForm': manage_addZMySQLDeferredConnectionForm, } __ac_permissions__=( ('Add Z MySQL Database Connections', ('manage_addZMySQLConnectionForm', 'manage_addZMySQLConnection')), ) misc_={'conn': ImageFile( os.path.join('Shared','DC','ZRDB','www','DBAdapterFolder_icon.gif'))} for icon in ('table', 'view', 'stable', 'what', 'field', 'text','bin','int','float', 'date','time','datetime'): misc_[icon]=ImageFile(os.path.join('icons','%s.gif') % icon, globals())