def generatePythonWrapperForClass(lineWriter, className, classObj):
lineWriter("")
lineWriter("class %s(WebObjectBase):" % className)
lineWriter = addSpaces(lineWriter)
lineWriter("def __init__(self, sessionState, inArgs=None):")
lineWriter(' super(%s, self).__init__(sessionState, inArgs)' % className)
lineWriter(" self.objectDefinition_.update({")
lineWriter(' "type": "%s",' % className)
lineWriter(' })')
lineWriter("")
for memberName, memberDef in getClassMember(classObj).iteritems():
if Decorators.isPropertyToExpose(memberDef):
if Decorators.propertyHasSetter(memberDef):
lineWriter("def set_%s(self, value, callbacks):" % memberName)
lineWriter(" self.set('%s', value, callbacks)" % memberName)
lineWriter('')
lineWriter("def get_%s(self, callbacks):" % memberName)
lineWriter(" self.get('%s', callbacks)" % memberName)
lineWriter('')
lineWriter("def subscribe_%s(self, callbacks):" % memberName)
lineWriter(" self.subscribe('%s', callbacks)" % memberName)
lineWriter('')
if Decorators.isFunctionToExpose(memberDef):
lineWriter("def %s(self, args, callbacks):" % memberName)
lineWriter(" self.invoke('%s', args, callbacks)" % memberName)
lineWriter('')
def handleAssignMessage(self, jsonMessage, objectToRead):
if "field" not in jsonMessage:
raise MalformedMessageException("incoming message missing 'field' field: " + str(jsonMessage))
if "value" not in jsonMessage:
raise MalformedMessageException("incoming message missing 'value' field: " + str(jsonMessage))
field = jsonMessage["field"]
if not isinstance(field, str):
raise MalformedMessageException("incoming 'field' not a string: " + str(jsonMessage))
field = intern(field)
try:
fieldDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
fieldDef = getattr(getObjectClass(objectToRead), field)
if not Decorators.isPropertyToExpose(fieldDef):
raise InvalidFieldException()
if not Decorators.propertyHasSetter(fieldDef):
return InvalidFieldException()
try:
setter = Decorators.getSetter(field, fieldDef)
setter(objectToRead, jsonMessage["value"])
return [{"messageId": jsonMessage["messageId"], "responseType": "OK"}]
except Exception as e:
return [unexpectedExceptionJson(jsonMessage, Exceptions.wrapException(e).message)]
def generatePythonWrapperForClass(lineWriter, className, classObj):
lineWriter("")
lineWriter("class %s(WebObjectBase):" % className)
lineWriter = addSpaces(lineWriter)
lineWriter("def __init__(self, sessionState, inArgs=None):")
lineWriter(' super(%s, self).__init__(sessionState, inArgs)' %
className)
lineWriter(" self.objectDefinition_.update({")
lineWriter(' "type": "%s",' % className)
lineWriter(' })')
lineWriter("")
for memberName, memberDef in getClassMember(classObj).iteritems():
if Decorators.isPropertyToExpose(memberDef):
if Decorators.propertyHasSetter(memberDef):
lineWriter("def set_%s(self, value, callbacks):" % memberName)
lineWriter(" self.set('%s', value, callbacks)" % memberName)
lineWriter('')
lineWriter("def get_%s(self, callbacks):" % memberName)
lineWriter(" self.get('%s', callbacks)" % memberName)
lineWriter('')
lineWriter("def subscribe_%s(self, callbacks):" % memberName)
lineWriter(" self.subscribe('%s', callbacks)" % memberName)
lineWriter('')
if Decorators.isFunctionToExpose(memberDef):
lineWriter("def %s(self, args, callbacks):" % memberName)
lineWriter(" self.invoke('%s', args, callbacks)" % memberName)
lineWriter('')
def getFunctionForExecuteMessage(self, jsonMessage, objectToRead):
if "field" not in jsonMessage:
raise MalformedMessageException("missing 'field'")
field = jsonMessage["field"]
if not isinstance(field, str):
raise MalformedMessageException("fieldname was not a string")
field = intern(field)
try:
funDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
funDef = getattr(getObjectClass(objectToRead), field)
if not Decorators.isFunctionToExpose(funDef):
raise InvalidFunctionException()
if Decorators.functionExpectsCallback(funDef):
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
if isinstance(arg, list):
return getattr(x, field)(callback, *arg)
else:
return getattr(x, field)(callback, **arg)
return caller
else:
return lambda x, callback, *args: getattr(x, field)(callback, *args)
else:
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
try:
if isinstance(arg, list):
callback(getattr(x, field)(*arg))
else:
callback(getattr(x, field)(**arg))
except Exception as e:
callback(e)
return caller
else:
def caller(x, callback, *args):
try:
callback(getattr(x, field)(*args))
except Exception as e:
callback(e)
return caller
def getFunctionForExecuteMessage(self, jsonMessage, objectToRead):
if 'field' not in jsonMessage:
raise MalformedMessageException("missing 'field'")
field = jsonMessage['field']
if not isinstance(field, str):
raise MalformedMessageException("fieldname was not a string")
field = intern(field)
try:
funDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
funDef = getattr(getObjectClass(objectToRead), field)
if not Decorators.isFunctionToExpose(funDef):
raise InvalidFunctionException()
if Decorators.functionExpectsCallback(funDef):
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
if isinstance(arg, list):
return getattr(x,field)(callback, *arg)
else:
return getattr(x,field)(callback, **arg)
return caller
else:
return lambda x, callback, *args: getattr(x, field)(callback, *args)
else:
if Decorators.functionExpectsExpandedArgs(funDef):
def caller(x, callback, arg):
try:
if isinstance(arg, list):
callback(getattr(x,field)(*arg))
else:
callback(getattr(x,field)(**arg))
except Exception as e:
callback(e)
return caller
else:
def caller(x, callback, *args):
try:
callback(getattr(x, field)(*args))
except Exception as e:
callback(e)
return caller
def handleAssignMessage(self, jsonMessage, objectToRead):
if 'field' not in jsonMessage:
raise MalformedMessageException(
"incoming message missing 'field' field: " + str(jsonMessage)
)
if 'value' not in jsonMessage:
raise MalformedMessageException(
"incoming message missing 'value' field: " + str(jsonMessage)
)
field = jsonMessage['field']
if not isinstance(field, str):
raise MalformedMessageException(
"incoming 'field' not a string: " + str(jsonMessage))
field = intern(field)
try:
fieldDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
fieldDef = getattr(getObjectClass(objectToRead), field)
if not Decorators.isPropertyToExpose(fieldDef):
raise InvalidFieldException()
if not Decorators.propertyHasSetter(fieldDef):
return InvalidFieldException()
try:
setter = Decorators.getSetter(field, fieldDef)
setter(objectToRead, jsonMessage['value'])
return [{
"messageId": jsonMessage["messageId"],
"responseType": "OK"
}]
except Exception as e:
return [unexpectedExceptionJson(jsonMessage, Exceptions.wrapException(e).message)]
def getFieldExtractorForReadMessage(self, jsonMessage, objectToRead):
if 'field' not in jsonMessage:
raise MalformedMessageException("missing 'field'")
field = jsonMessage['field']
if not isinstance(field, str):
raise MalformedMessageException("fieldname not a string")
field = intern(field)
try:
fieldDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
if not Decorators.isPropertyToExpose(fieldDef):
raise InvalidFieldException()
def getter(x):
return getattr(x, field)
return getter
def getFieldExtractorForReadMessage(self, jsonMessage, objectToRead):
if "field" not in jsonMessage:
raise MalformedMessageException("missing 'field'")
field = jsonMessage["field"]
if not isinstance(field, str):
raise MalformedMessageException("fieldname not a string")
field = intern(field)
try:
fieldDef = getattr(getObjectClass(objectToRead), field)
except:
raise InvalidFieldException()
if not Decorators.isPropertyToExpose(fieldDef):
raise InvalidFieldException()
def getter(x):
return getattr(x, field)
return getter
def generateCoffeeWrapperForClass(lineWriter, className, classObj):
lineWriter("")
lineWriter("class %s" % className)
lineWriter = addSpaces(lineWriter)
lineWriter("constructor: (inArgs) -> ")
lineWriter(" @objectDefinition_ = ")
lineWriter(' type: "%s"' % className)
lineWriter(' args: if inArgs? then inArgs else {}')
lineWriter("")
#create a wrapper function around our toJSON function that sets a module-level flag
#this prevents users from accidentally allocating objectIDs and then not sending them over
#the wire to the server
lineWriter("toJSONWireFormat: () => ")
lineWriter(" isConvertingToWireFormat = true")
lineWriter(" data = JSON.parse(JSON.stringify(@))")
lineWriter(" isConvertingToWireFormat = false")
lineWriter(" data")
#create a 'toJSON' function that allows the object to be serialized to JSON
#This function gets run whenever we call 'JSON.stringify' or 'socket.emit'
lineWriter("toJSON: () => ")
lineWriter(" if not useObjectIds or not isConvertingToWireFormat")
lineWriter(" return {objectDefinition_: @objectDefinition_}")
lineWriter(" if usableObjectId(@objectId_)")
lineWriter(" return {objectId_: @objectId_}")
lineWriter(" @objectId_ = allocateObjectId()")
lineWriter(" {objectDefinition_: @objectDefinition_, objectId_: @objectId_}")
lineWriter("")
for memberName, memberDef in getClassMember(classObj).iteritems():
if Decorators.isPropertyToExpose(memberDef):
if Decorators.propertyHasSetter(memberDef):
lineWriter("set_%s: (value, callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Assign'")
lineWriter(" field: '%s'" % memberName)
lineWriter(" value: value")
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'OK'")
lineWriter(" callbacks.onSuccess()")
lineWriter(" else")
lineWriter(" if callbacks.onFailure? then callbacks.onFailure (response)")
lineWriter(" updateObjectIdThreshold()")
lineWriter("get_%s: (callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Read'")
lineWriter(" field: '%s'" % memberName)
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'ReadResponse'")
lineWriter(" callbacks.onSuccess incomingObjectCache.convertJsonToObject(response.value)")
lineWriter(" else")
lineWriter(" if callbacks.onFailure? then callbacks.onFailure (response)")
lineWriter(" updateObjectIdThreshold()")
lineWriter("subscribe_%s: (callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Subscribe'")
lineWriter(" field: '%s'" % memberName)
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'SubscribeResponse'")
lineWriter(" callbacks.onSuccess incomingObjectCache.convertJsonToObject(response.value)")
lineWriter(" else if response.responseType == 'ValueChanged'")
lineWriter(" callbacks.onChanged incomingObjectCache.convertJsonToObject(response.value)")
lineWriter(" else")
lineWriter(" if callbacks.onFailure? then callbacks.onFailure (response)")
lineWriter(" updateObjectIdThreshold()")
if Decorators.isFunctionToExpose(memberDef):
lineWriter("%s: (args, callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Execute'")
lineWriter(" args: args")
lineWriter(" field: '%s'" % memberName)
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'ExecutionResult'")
lineWriter(" callbacks.onSuccess incomingObjectCache.convertJsonToObject(response.result)")
lineWriter(" else")
lineWriter(" if callbacks.onFailure? then callbacks.onFailure (response)")
lineWriter(" updateObjectIdThreshold()")
def generateCoffeeWrapperForClass(lineWriter, className, classObj):
lineWriter("")
lineWriter("class %s" % className)
lineWriter = addSpaces(lineWriter)
lineWriter("constructor: (inArgs) -> ")
lineWriter(" @objectDefinition_ = ")
lineWriter(' type: "%s"' % className)
lineWriter(' args: if inArgs? then inArgs else {}')
lineWriter("")
#create a wrapper function around our toJSON function that sets a module-level flag
#this prevents users from accidentally allocating objectIDs and then not sending them over
#the wire to the server
lineWriter("toJSONWireFormat: () => ")
lineWriter(" isConvertingToWireFormat = true")
lineWriter(" data = JSON.parse(JSON.stringify(@))")
lineWriter(" isConvertingToWireFormat = false")
lineWriter(" data")
#create a 'toJSON' function that allows the object to be serialized to JSON
#This function gets run whenever we call 'JSON.stringify' or 'socket.emit'
lineWriter("toJSON: () => ")
lineWriter(" if not useObjectIds or not isConvertingToWireFormat")
lineWriter(" return {objectDefinition_: @objectDefinition_}")
lineWriter(" if usableObjectId(@objectId_)")
lineWriter(" return {objectId_: @objectId_}")
lineWriter(" @objectId_ = allocateObjectId()")
lineWriter(
" {objectDefinition_: @objectDefinition_, objectId_: @objectId_}")
lineWriter("")
for memberName, memberDef in getClassMember(classObj).iteritems():
if Decorators.isPropertyToExpose(memberDef):
if Decorators.propertyHasSetter(memberDef):
lineWriter("set_%s: (value, callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Assign'")
lineWriter(" field: '%s'" % memberName)
lineWriter(" value: value")
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'OK'")
lineWriter(" callbacks.onSuccess()")
lineWriter(" else")
lineWriter(
" if callbacks.onFailure? then callbacks.onFailure (response)"
)
lineWriter(" updateObjectIdThreshold()")
lineWriter("get_%s: (callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Read'")
lineWriter(" field: '%s'" % memberName)
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'ReadResponse'")
lineWriter(
" callbacks.onSuccess incomingObjectCache.convertJsonToObject(response.value)"
)
lineWriter(" else")
lineWriter(
" if callbacks.onFailure? then callbacks.onFailure (response)"
)
lineWriter(" updateObjectIdThreshold()")
lineWriter("subscribe_%s: (callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Subscribe'")
lineWriter(" field: '%s'" % memberName)
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(
" if response.responseType == 'SubscribeResponse'")
lineWriter(
" callbacks.onSuccess incomingObjectCache.convertJsonToObject(response.value)"
)
lineWriter(
" else if response.responseType == 'ValueChanged'")
lineWriter(
" callbacks.onChanged incomingObjectCache.convertJsonToObject(response.value)"
)
lineWriter(" else")
lineWriter(
" if callbacks.onFailure? then callbacks.onFailure (response)"
)
lineWriter(" updateObjectIdThreshold()")
if Decorators.isFunctionToExpose(memberDef):
lineWriter("%s: (args, callbacks) -> " % memberName)
lineWriter(" req = ")
lineWriter(" objectDefinition: @toJSONWireFormat()")
lineWriter(" messageType: 'Execute'")
lineWriter(" args: args")
lineWriter(" field: '%s'" % memberName)
lineWriter(" jsonInterface.request req, (response) -> ")
lineWriter(" if response.responseType == 'ExecutionResult'")
lineWriter(
" callbacks.onSuccess incomingObjectCache.convertJsonToObject(response.result)"
)
lineWriter(" else")
lineWriter(
" if callbacks.onFailure? then callbacks.onFailure (response)"
)
lineWriter(" updateObjectIdThreshold()")
