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// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package auth
import (
"context"
"net/http"
"reflect"
"strings"
user_model "code.gitea.io/gitea/models/user"
)
// Ensure the struct implements the interface.
var (
_ Method = &Group{}
_ Initializable = &Group{}
_ Freeable = &Group{}
)
// Group implements the Auth interface with serval Auth.
type Group struct {
methods []Method
}
// NewGroup creates a new auth group
func NewGroup(methods ...Method) *Group {
return &Group{
methods: methods,
}
}
// Add adds a new method to group
func (b *Group) Add(method Method) {
b.methods = append(b.methods, method)
}
// Name returns group's methods name
func (b *Group) Name() string {
names := make([]string, 0, len(b.methods))
for _, m := range b.methods {
if n, ok := m.(Named); ok {
names = append(names, n.Name())
} else {
names = append(names, reflect.TypeOf(m).Elem().Name())
}
}
return strings.Join(names, ",")
}
// Init does nothing as the Basic implementation does not need to allocate any resources
func (b *Group) Init(ctx context.Context) error {
for _, method := range b.methods {
initializable, ok := method.(Initializable)
if !ok {
continue
}
if err := initializable.Init(ctx); err != nil {
return err
}
}
return nil
}
// Free does nothing as the Basic implementation does not have to release any resources
func (b *Group) Free() error {
for _, method := range b.methods {
freeable, ok := method.(Freeable)
if !ok {
continue
}
if err := freeable.Free(); err != nil {
return err
}
}
return nil
}
// Verify extracts and validates
func (b *Group) Verify(req *http.Request, w http.ResponseWriter, store DataStore, sess SessionStore) (*user_model.User, error) {
// Try to sign in with each of the enabled plugins
for _, ssoMethod := range b.methods {
user, err := ssoMethod.Verify(req, w, store, sess)
if err != nil {
return nil, err
}
if user != nil {
if store.GetData()["AuthedMethod"] == nil {
if named, ok := ssoMethod.(Named); ok {
store.GetData()["AuthedMethod"] = named.Name()
}
}
return user, nil
}
}
return nil, nil
}
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