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woodpecker/server/web/web.go
Anbraten 65e10d46b3
Serve index.html directly without template (#539)
Remove not needed template functions
2021-11-26 01:12:44 +01:00

95 lines
2.3 KiB
Go

// Copyright 2018 Drone.IO Inc.
//
// 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 web
import (
"context"
"crypto/md5"
"fmt"
"net/http"
"time"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"
"github.com/woodpecker-ci/woodpecker/server/model"
"github.com/woodpecker-ci/woodpecker/web"
)
// Endpoint provides the website endpoints.
type Endpoint interface {
// Register registers the provider endpoints.
Register(*gin.Engine)
}
// New returns the default website endpoint.
func New(opt ...Option) Endpoint {
opts := new(Options)
for _, f := range opt {
f(opts)
}
return &website{
fs: web.HttpFS(),
opts: opts,
data: web.MustLookup("index.html"),
}
}
type website struct {
opts *Options
fs http.FileSystem
data []byte
}
func (w *website) Register(mux *gin.Engine) {
h := http.FileServer(w.fs)
h = setupCache(h)
mux.GET("/favicon.svg", gin.WrapH(h))
mux.GET("/assets/*filepath", gin.WrapH(h))
mux.NoRoute(gin.WrapF(w.handleIndex))
}
func (w *website) handleIndex(rw http.ResponseWriter, r *http.Request) {
rw.Header().Set("Content-Type", "text/html; charset=UTF-8")
rw.WriteHeader(200)
if _, err := rw.Write(w.data); err != nil {
log.Error().Err(err).Msg("can not write index.html")
}
}
func setupCache(h http.Handler) http.Handler {
data := []byte(time.Now().String())
etag := fmt.Sprintf("%x", md5.Sum(data))
return http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Cache-Control", "public, max-age=31536000")
w.Header().Del("Expires")
w.Header().Set("ETag", etag)
h.ServeHTTP(w, r)
},
)
}
// WithUser returns a context with the current authenticated user.
func WithUser(c context.Context, user *model.User) context.Context {
return context.WithValue(c, userKey, user)
}
type key int
const userKey key = 0