98 lines
2.8 KiB
Go
98 lines
2.8 KiB
Go
package view
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import (
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"fmt"
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"net/http"
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"os"
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"arimelody-web/controller"
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"arimelody-web/model"
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"arimelody-web/templates"
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)
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// HTTP HANDLER METHODS
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func MusicHandler(app *model.AppState) http.Handler {
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mux := http.NewServeMux()
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mux.Handle("/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path == "/" {
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ServeCatalog(app).ServeHTTP(w, r)
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return
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}
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release, err := controller.GetRelease(app.DB, r.URL.Path[1:], true)
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if err != nil {
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http.NotFound(w, r)
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return
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}
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ServeGateway(app, release).ServeHTTP(w, r)
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}))
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return mux
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}
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func ServeCatalog(app *model.AppState) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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releases, err := controller.GetAllReleases(app.DB, true, 0, true)
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if err != nil {
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fmt.Printf("WARN: Failed to pull releases for catalog: %s\n", err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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for _, release := range releases {
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if !release.IsReleased() {
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release.ReleaseType = model.Upcoming
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}
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}
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err = templates.MusicTemplate.Execute(w, releases)
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if err != nil {
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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}
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})
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}
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func ServeGateway(app *model.AppState, release *model.Release) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// only allow authorised users to view hidden releases
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privileged := false
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if !release.Visible {
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session, err := controller.GetSessionFromRequest(app.DB, r)
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if err != nil {
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fmt.Fprintf(os.Stderr, "WARN: Failed to retrieve session: %v\n", err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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if session != nil && session.Account != nil {
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// TODO: check privilege on release
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privileged = true
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}
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if !privileged {
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http.NotFound(w, r)
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return
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}
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}
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response := *release
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if release.IsReleased() || privileged {
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response.Tracks = release.Tracks
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response.Credits = release.Credits
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response.Links = release.Links
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}
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err := templates.MusicGatewayTemplate.Execute(w, response)
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if err != nil {
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fmt.Printf("Error rendering music gateway for %s: %s\n", release.ID, err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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})
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}
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