172 lines
4.2 KiB
Go
172 lines
4.2 KiB
Go
// Copyright 2019 Drone IO, Inc.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package web
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import (
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"bytes"
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"crypto/md5"
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"fmt"
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"net/http"
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"time"
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"github.com/drone/drone-ui/dist"
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"github.com/drone/drone/core"
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)
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func HandleIndex(host string, session core.Session, license core.LicenseService) http.HandlerFunc {
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return func(rw http.ResponseWriter, r *http.Request) {
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user, _ := session.Get(r)
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if user == nil && r.URL.Path == "/" {
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http.Redirect(rw, r, "/welcome", 303)
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return
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}
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out := dist.MustLookup("/index.html")
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ctx := r.Context()
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if ok, _ := license.Exceeded(ctx); ok {
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out = bytes.Replace(out, head, exceeded, -1)
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} else if license.Expired(ctx) {
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out = bytes.Replace(out, head, expired, -1)
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}
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rw.Header().Set("Content-Type", "text/html; charset=UTF-8")
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rw.Write(out)
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}
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}
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var (
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head = []byte(`<head>`)
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expired = []byte(`<head><script>window.LICENSE_EXPIRED=true</script>`)
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exceeded = []byte(`<head><script>window.LICENSE_LIMIT_EXCEEDED=true</script>`)
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)
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func setupCache(h http.Handler) http.Handler {
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data := []byte(time.Now().String())
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etag := fmt.Sprintf("%x", md5.Sum(data))
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return http.HandlerFunc(
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func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Cache-Control", "public, max-age=31536000")
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w.Header().Del("Expires")
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w.Header().Del("Pragma")
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w.Header().Set("ETag", etag)
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h.ServeHTTP(w, r)
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},
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)
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}
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// func userFromSession(r *http.Request, users core.UserStore, secret string) *core.User {
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// cookie, err := r.Cookie("_session_")
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// if err != nil {
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// return nil
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// }
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// login := authcookie.Login(cookie.Value, []byte(secret))
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// if login == "" {
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// return nil
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// }
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// user, err := users.FindLogin(r.Context(), login)
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// if err != nil {
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// return nil
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// }
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// return user
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// }
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// var tmpl = mustCreateTemplate(
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// string(dist.MustLookup("/index.html")),
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// )
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// // default func map with json parser.
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// var funcMap = template.FuncMap{
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// "json": func(v interface{}) template.JS {
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// a, _ := json.Marshal(v)
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// return template.JS(a)
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// },
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// }
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// // helper function creates a new template from the text string.
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// func mustCreateTemplate(text string) *template.Template {
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// templ, err := createTemplate(text)
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// if err != nil {
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// panic(err)
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// }
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// return templ
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// }
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// // helper function creates a new template from the text string.
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// func createTemplate(text string) (*template.Template, error) {
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// templ, err := template.New("_").Funcs(funcMap).Parse(partials)
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// if err != nil {
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// return nil, err
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// }
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// return templ.Parse(
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// injectPartials(text),
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// )
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// }
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// // helper function that parses the html file and injects
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// // named partial templates.
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// func injectPartials(s string) string {
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// w := new(bytes.Buffer)
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// r := bytes.NewBufferString(s)
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// t := html.NewTokenizer(r)
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// for {
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// tt := t.Next()
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// if tt == html.ErrorToken {
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// break
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// }
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// if tt == html.CommentToken {
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// txt := string(t.Text())
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// txt = strings.TrimSpace(txt)
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// seg := strings.Split(txt, ":")
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// if len(seg) == 2 && seg[0] == "drone" {
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// fmt.Fprintf(w, "{{ template %q . }}", seg[1])
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// continue
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// }
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// }
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// w.Write(t.Raw())
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// }
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// return w.String()
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// }
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// const partials = `
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// {{define "user"}}
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// {{ if .user }}
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// <script>
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// window.DRONE_USER = {{ json .user }};
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// window.DRONE_SYNC = {{ .syncing }};
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// </script>
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// {{ end }}
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// {{end}}
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// {{define "csrf"}}
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// {{ if .csrf -}}
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// <script>
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// window.DRONE_CSRF = "{{ .csrf }}"
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// </script>
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// {{- end }}
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// {{end}}
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// {{define "version"}}
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// <meta name="version" content="{{ .version }}">
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// {{end}}
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// {{define "docs"}}
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// {{ if .docs -}}
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// <script>
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// window.DRONE_DOCS = "{{ .docs }}"
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// </script>
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// {{- end }}
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// {{end}}
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// `
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var landingPage = `
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`
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