108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
package main
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import (
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"bytes"
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"crypto/sha512"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"net/http"
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"path/filepath"
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"git.milar.in/milarin/envvars/v2"
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"github.com/gorilla/mux"
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)
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var (
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HttpIntf = envvars.String("HTTP_INTERFACE", "")
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HttpPort = envvars.Uint16("HTTP_PORT", 80)
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LibraryPath = envvars.String("LIBRARY_PATH", "/music")
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)
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func main() {
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r := mux.NewRouter()
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r.HandleFunc("/all/", GetAllHandler).Methods("GET")
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r.HandleFunc("/all/hash/", GetAllHashHandler).Methods("GET")
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r.HandleFunc("/playlist/", GetPlaylistsHandler).Methods("GET")
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r.HandleFunc("/playlist/{playlist}/", GetPlaylistHandler).Methods("GET")
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r.HandleFunc("/playlist/{playlist}/song/{song}/", GetSongHandler).Methods("GET")
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fmt.Printf("Starting music server on port %d\n", HttpPort)
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if err := http.ListenAndServe(fmt.Sprintf("%s:%d", HttpIntf, HttpPort), r); err != nil {
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panic(err)
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}
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}
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func GetAllHashHandler(w http.ResponseWriter, r *http.Request) {
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playlists, err := GetAll()
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if err != nil {
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InternalServerError(w, err)
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return
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}
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b := &bytes.Buffer{}
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if err := json.NewEncoder(b).Encode(playlists); err != nil {
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InternalServerError(w, err)
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return
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}
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hash := sha512.Sum512(b.Bytes())
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if _, err := fmt.Fprint(w, hex.EncodeToString(hash[:])); err != nil {
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InternalServerError(w, err)
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return
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}
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}
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func GetAllHandler(w http.ResponseWriter, r *http.Request) {
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playlists, err := GetAll()
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if err != nil {
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InternalServerError(w, err)
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return
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}
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w.Header().Add("Content-Type", "application/json")
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if err := json.NewEncoder(w).Encode(playlists); err != nil {
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InternalServerError(w, err)
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return
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}
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}
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func GetSongHandler(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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playlist := vars["playlist"]
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song := vars["song"]
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http.ServeFile(w, r, filepath.Join(LibraryPath, playlist, song))
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}
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func GetPlaylistHandler(w http.ResponseWriter, r *http.Request) {
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playlist := mux.Vars(r)["playlist"]
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songs, err := GetSongs(playlist)
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if err != nil {
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InternalServerError(w, err)
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return
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}
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w.Header().Add("Content-Type", "application/json")
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if err := json.NewEncoder(w).Encode(songs); err != nil {
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InternalServerError(w, err)
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return
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}
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}
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func GetPlaylistsHandler(w http.ResponseWriter, r *http.Request) {
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playlists, err := GetPlaylists()
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if err != nil {
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InternalServerError(w, err)
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return
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}
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w.Header().Add("Content-Type", "application/json")
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if err := json.NewEncoder(w).Encode(playlists); err != nil {
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InternalServerError(w, err)
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return
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}
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}
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