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casdoor.go
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casdoor.go
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// 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 storage
import (
"bytes"
"fmt"
"github.com/beego/beego"
"github.com/casdoor/casdoor-go-sdk/casdoorsdk"
)
type CasdoorProvider struct {
providerName string
}
func NewCasdoorProvider(providerName string) (*CasdoorProvider, error) {
if providerName == "" {
return nil, fmt.Errorf("storage provider name: [%s] doesn't exist", providerName)
}
return &CasdoorProvider{providerName: providerName}, nil
}
func (p *CasdoorProvider) ListObjects(prefix string) ([]*Object, error) {
casdoorOrganization := beego.AppConfig.String("casdoorOrganization")
casdoorApplication := beego.AppConfig.String("casdoorApplication")
resources, err := casdoorsdk.GetResources(casdoorOrganization, casdoorApplication, "provider", p.providerName, "Direct", prefix)
if err != nil {
return nil, err
}
res := []*Object{}
for _, resource := range resources {
res = append(res, &Object{
Key: resource.Name,
LastModified: resource.CreatedTime,
Size: int64(resource.FileSize),
Url: resource.Url,
})
}
return res, nil
}
func (p *CasdoorProvider) PutObject(user string, parent string, key string, fileBuffer *bytes.Buffer) (string, error) {
fileUrl, _, err := casdoorsdk.UploadResource(user, "Casibase", parent, fmt.Sprintf("Direct/%s/%s", p.providerName, key), fileBuffer.Bytes())
if err != nil {
return "", err
}
return fileUrl, nil
}
func (p *CasdoorProvider) DeleteObject(key string) error {
_, err := casdoorsdk.DeleteResource(fmt.Sprintf("Direct/%s/%s", p.providerName, key))
if err != nil {
return err
}
return nil
}