mirror of https://github.com/perkeep/perkeep.git
83 lines
1.8 KiB
Go
83 lines
1.8 KiB
Go
// +build appengine
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/*
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Copyright 2013 Google Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package appengine
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import (
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"net/http"
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"camlistore.org/pkg/auth"
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"camlistore.org/pkg/httputil"
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"appengine"
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"appengine/user"
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)
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func init() {
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auth.RegisterAuth("appengine_app_owner", newOwnerAuth)
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}
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type ownerAuth struct {
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fallback auth.AuthMode
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}
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var _ auth.UnauthorizedSender = (*ownerAuth)(nil)
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func newOwnerAuth(arg string) (auth.AuthMode, error) {
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m := &ownerAuth{}
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if arg != "" {
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f, err := auth.FromConfig(arg)
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if err != nil {
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return nil, err
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}
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m.fallback = f
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}
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return m, nil
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}
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func (o *ownerAuth) AllowedAccess(req *http.Request) auth.Operation {
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c := appengine.NewContext(req)
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if user.IsAdmin(c) {
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return auth.OpAll
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}
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if o.fallback != nil {
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return o.fallback.AllowedAccess(req)
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}
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return 0
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}
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func (o *ownerAuth) SendUnauthorized(rw http.ResponseWriter, req *http.Request) bool {
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if !httputil.IsGet(req) {
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return false
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}
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c := appengine.NewContext(req)
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loginURL, err := user.LoginURL(c, req.URL.String())
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if err != nil {
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c.Errorf("Fetching LoginURL: %v", err)
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return false
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}
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http.Redirect(rw, req, loginURL, http.StatusFound)
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return true
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}
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func (o *ownerAuth) AddAuthHeader(req *http.Request) {
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// TODO(bradfitz): split the auth interface into a server part
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// and a client part.
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panic("Not applicable. should not be called.")
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}
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