casibase/controllers/message_util.go

112 lines
3.0 KiB
Go

// Copyright 2023 The casbin Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package controllers
import (
"fmt"
"github.com/casbin/casibase/embedding"
"github.com/casbin/casibase/model"
"github.com/casbin/casibase/object"
"github.com/casbin/casibase/util"
)
func (c *ApiController) ResponseErrorStream(errorText string) {
event := fmt.Sprintf("event: myerror\ndata: %s\n\n", errorText)
_, err := c.Ctx.ResponseWriter.Write([]byte(event))
if err != nil {
c.ResponseError(err.Error())
return
}
}
func getModelProviderFromContext(owner string, name string) (model.ModelProvider, error) {
var providerName string
if name != "" {
providerName = name
} else {
store, err := object.GetDefaultStore(owner)
if err != nil {
return nil, err
}
if store != nil && store.ModelProvider != "" {
providerName = store.ModelProvider
}
}
var provider *object.Provider
var err error
if providerName != "" {
providerId := util.GetIdFromOwnerAndName(owner, providerName)
provider, err = object.GetProvider(providerId)
} else {
provider, err = object.GetDefaultModelProvider()
}
if provider == nil && err == nil {
return nil, fmt.Errorf("The model provider: %s is not found", providerName)
}
if provider.Category != "Model" || provider.ClientSecret == "" {
return nil, fmt.Errorf("The model provider: %s is invalid", providerName)
}
providerObj, err := provider.GetModelProvider()
if err != nil {
return nil, err
}
return providerObj, err
}
func getEmbeddingProviderFromContext(owner string, name string) (embedding.EmbeddingProvider, error) {
var providerName string
if name != "" {
providerName = name
} else {
store, err := object.GetDefaultStore(owner)
if err != nil {
return nil, err
}
if store != nil && store.EmbeddingProvider != "" {
providerName = store.EmbeddingProvider
}
}
var provider *object.Provider
var err error
if providerName != "" {
providerId := util.GetIdFromOwnerAndName(owner, providerName)
provider, err = object.GetProvider(providerId)
} else {
provider, err = object.GetDefaultEmbeddingProvider()
}
if provider == nil && err == nil {
return nil, fmt.Errorf("The embedding provider: %s is not found", providerName)
}
if provider.Category != "Embedding" || provider.ClientSecret == "" {
return nil, fmt.Errorf("The embedding provider: %s is invalid", providerName)
}
providerObj, err := provider.GetEmbeddingProvider()
if err != nil {
return nil, err
}
return providerObj, err
}