mirror of
https://github.com/matrix-org/dendrite
synced 2024-12-25 21:23:50 +01:00
84 lines
2.4 KiB
Go
84 lines
2.4 KiB
Go
//go:build elementweb
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// +build elementweb
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package embed
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import (
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"fmt"
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"io"
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"net/http"
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"regexp"
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"github.com/gorilla/mux"
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"github.com/tidwall/sjson"
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)
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// From within the Element Web directory:
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// go run github.com/mjibson/esc -o /path/to/dendrite/internal/embed/fs_elementweb.go -private -pkg embed .
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var cssFile = regexp.MustCompile("\\.css$")
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var jsFile = regexp.MustCompile("\\.js$")
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type mimeFixingHandler struct {
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fs http.Handler
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}
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func (h mimeFixingHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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ruri := r.RequestURI
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fmt.Println(ruri)
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switch {
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case cssFile.MatchString(ruri):
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w.Header().Set("Content-Type", "text/css")
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case jsFile.MatchString(ruri):
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w.Header().Set("Content-Type", "application/javascript")
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default:
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}
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h.fs.ServeHTTP(w, r)
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}
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func Embed(rootMux *mux.Router, listenPort int, serverName string) {
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url := fmt.Sprintf("http://localhost:%d", listenPort)
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embeddedFS := _escFS(false)
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embeddedServ := mimeFixingHandler{http.FileServer(embeddedFS)}
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rootMux.NotFoundHandler = embeddedServ
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rootMux.HandleFunc("/config.json", func(w http.ResponseWriter, _ *http.Request) {
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configFile, err := embeddedFS.Open("/config.sample.json")
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if err != nil {
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w.WriteHeader(500)
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io.WriteString(w, "Couldn't open the file: "+err.Error())
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return
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}
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configFileInfo, err := configFile.Stat()
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if err != nil {
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w.WriteHeader(500)
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io.WriteString(w, "Couldn't stat the file: "+err.Error())
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return
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}
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buf := make([]byte, configFileInfo.Size())
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n, err := configFile.Read(buf)
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if err != nil {
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w.WriteHeader(500)
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io.WriteString(w, "Couldn't read the file: "+err.Error())
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return
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}
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if int64(n) != configFileInfo.Size() {
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w.WriteHeader(500)
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io.WriteString(w, "The returned file size didn't match what we expected")
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return
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}
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js, _ := sjson.SetBytes(buf, "default_server_config.m\\.homeserver.base_url", url)
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js, _ = sjson.SetBytes(js, "default_server_config.m\\.homeserver.server_name", serverName)
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js, _ = sjson.SetBytes(js, "brand", fmt.Sprintf("Element %s", serverName))
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js, _ = sjson.SetBytes(js, "disable_guests", true)
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js, _ = sjson.SetBytes(js, "disable_3pid_login", true)
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js, _ = sjson.DeleteBytes(js, "welcomeUserId")
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_, _ = w.Write(js)
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})
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fmt.Println("*----------------------------------*")
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fmt.Println("| This build includes Element Web! |")
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fmt.Println("*----------------------------------*")
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fmt.Println("Point your browser to:", url)
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fmt.Println()
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}
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