def _GetConnection(self):
"""
Creates a new database connection. Works before startup and application setup.
"""
if self._dbpool:
try:
return self._dbpool.usedconnection
except:
pass
cTag = self.dbConfiguration.connection
poolTag = self.dbConfiguration.context
if cTag:
connObj = GetClassRef(cTag, self.reloadExtensions, True, None)
connObj = connObj(config=self.dbConfiguration, connectNow=False)
return connObj
if self._dbpool:
return self._dbpool.CreateConnection(self.dbConfiguration)
if not cTag and not poolTag:
raise TypeError, "Database connection type not set. application.dbConfiguration.connection and application.dbConfiguration.context is empty. Use Sqlite or Mysql!"
poolTag = self.dbConfiguration.context
if not poolTag:
raise TypeError, "Database type not set. application.dbConfiguration.context is empty. Use Sqlite or Mysql!"
elif poolTag.lower() in ("sqlite", "sqlite3"):
poolTag = "nive.utils.dataPool2.sqlite.sqlite3Pool.Sqlite3"
elif poolTag.lower() == "mysql":
poolTag = "nive.utils.dataPool2.mysql.mySqlPool.MySql"
elif poolTag.lower() in ("postgres", "postgresql"):
poolTag = "nive.utils.dataPool2.postgres.postgreSqlPool.PostgreSql"
dbObj = GetClassRef(poolTag, self.reloadExtensions, True, None)
return dbObj._DefaultConnection(config=self.dbConfiguration,
connectNow=False)
def _GetConnection(self):
"""
Creates a new database connection. Works before startup and application setup.
"""
if self._dbpool:
try:
return self._dbpool.usedconnection
except:
pass
cTag = self.dbConfiguration.connection
poolTag = self.dbConfiguration.context
if cTag:
connObj = GetClassRef(cTag, self.reloadExtensions, True, None)
connObj = connObj(config=self.dbConfiguration, connectNow=False)
return connObj
if self._dbpool:
return self._dbpool.CreateConnection(self.dbConfiguration)
if not cTag and not poolTag:
raise TypeError, "Database connection type not set. application.dbConfiguration.connection and application.dbConfiguration.context is empty. Use Sqlite or Mysql!"
poolTag = self.dbConfiguration.context
if not poolTag:
raise TypeError, "Database type not set. application.dbConfiguration.context is empty. Use Sqlite or Mysql!"
elif poolTag.lower() in ("sqlite", "sqlite3"):
poolTag = "nive.utils.dataPool2.sqlite.sqlite3Pool.Sqlite3"
elif poolTag.lower() == "mysql":
poolTag = "nive.utils.dataPool2.mysql.mySqlPool.MySql"
elif poolTag.lower() in ("postgres", "postgresql"):
poolTag = "nive.utils.dataPool2.postgres.postgreSqlPool.PostgreSql"
dbObj = GetClassRef(poolTag, self.reloadExtensions, True, None)
return dbObj._DefaultConnection(config=self.dbConfiguration, connectNow=False)
def _GetObj(self, conf):
# creates state and transition objects
name = conf["id"]
tag = conf["context"]
wfObj = GetClassRef(tag, self.app_.reloadExtensions, True, None)
wfObj = wfObj(name, conf, self)
return wfObj
def _GetToolObj(self, name, contextObject):
"""
creates the tool object
"""
if isinstance(name, basestring):
conf = self.GetToolConf(name, contextObject)
if isinstance(conf, (list, tuple)):
conf = conf[0]
else:
conf = name
if not conf:
iface, conf = ResolveConfiguration(name)
if not conf:
raise ImportError, "Tool not found. Please load the tool by referencing the tool id. (%s)" % (str(name))
tag = conf.context
toolObj = GetClassRef(tag, self.reloadExtensions, True, None)
toolObj = toolObj(conf, self)
if not _IGlobal.providedBy(contextObject):
toolObj.__parent__ = contextObject
return toolObj
def _GetWfObj(self, name, contextObject):
"""
creates the root object
"""
wfConf = None
if isinstance(name, basestring):
wfConf = self.GetWorkflowConf(name, contextObject)
if isinstance(wfConf, (list, tuple)):
wfConf = wfConf[0]
if not wfConf:
iface, wfConf = ResolveConfiguration(name)
if not wfConf:
raise ImportError, "Workflow process not found. Please load the workflow by referencing the process id. (%s)" % (str(name))
wfTag = wfConf.context
wfObj = GetClassRef(wfTag, self.reloadExtensions, True, None)
wfObj = wfObj(wfConf, self)
if not _IGlobal.providedBy(contextObject):
wfObj.__parent__ = contextObject
return wfObj
def _GetWfObj(self, name, contextObject):
"""
creates the root object
"""
wfConf = None
if isinstance(name, basestring):
wfConf = self.GetWorkflowConf(name, contextObject)
if isinstance(wfConf, (list, tuple)):
wfConf = wfConf[0]
if not wfConf:
iface, wfConf = ResolveConfiguration(name)
if not wfConf:
raise ImportError, "Workflow process not found. Please load the workflow by referencing the process id. (%s)" % (
str(name))
wfTag = wfConf.context
wfObj = GetClassRef(wfTag, self.reloadExtensions, True, None)
wfObj = wfObj(wfConf, self)
if not _IGlobal.providedBy(contextObject):
wfObj.__parent__ = contextObject
return wfObj
def _GetToolObj(self, name, contextObject):
"""
creates the tool object
"""
if isinstance(name, basestring):
conf = self.GetToolConf(name, contextObject)
if isinstance(conf, (list, tuple)):
conf = conf[0]
else:
conf = name
if not conf:
iface, conf = ResolveConfiguration(name)
if not conf:
raise ImportError, "Tool not found. Please load the tool by referencing the tool id. (%s)" % (
str(name))
tag = conf.context
toolObj = GetClassRef(tag, self.reloadExtensions, True, None)
toolObj = toolObj(conf, self)
if not _IGlobal.providedBy(contextObject):
toolObj.__parent__ = contextObject
return toolObj
def _GetDataPoolObj(self, cachedDbConnection=None):
"""
creates the database object
"""
if not self.dbConfiguration:
raise ConfigurationError, "Database configuration empty. application.dbConfiguration is None."
poolTag = self.dbConfiguration.context
if not poolTag:
raise TypeError, "Database type not set. application.dbConfiguration.context is empty. Use Sqlite or Mysql!"
elif poolTag.lower() in ("sqlite", "sqlite3"):
poolTag = "nive.utils.dataPool2.sqlite.sqlite3Pool.Sqlite3"
elif poolTag.lower() == "mysql":
poolTag = "nive.utils.dataPool2.mysql.mySqlPool.MySql"
elif poolTag.lower() in ("postgres", "postgresql"):
poolTag = "nive.utils.dataPool2.postgres.postgreSqlPool.PostgreSql"
# if a database connection other than the default is configured
if cachedDbConnection is not None:
connObj = cachedDbConnection
elif self.dbConfiguration.connection:
connObj = GetClassRef(self.dbConfiguration.connection,
self.reloadExtensions, True, None)
connObj = connObj(config=self.dbConfiguration, connectNow=False)
else:
connObj = None
dbObj = GetClassRef(poolTag, self.reloadExtensions, True, None)
conn = self.dbConfiguration
dbObj = dbObj(
connection=connObj,
connParam=
conn, # use the default connection defined in db if connection is none
structure=self._structure,
root=conn.fileRoot,
useTrashcan=conn.useTrashcan,
dbCodePage=conn.dbCodePage,
debug=conn.querylog[0],
log=conn.querylog[1])
return dbObj
