155 lines
3.5 KiB
Go
155 lines
3.5 KiB
Go
package arn
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import (
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"errors"
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"fmt"
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"reflect"
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"strings"
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"github.com/aerogo/aero"
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"github.com/aerogo/api"
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)
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// Force interface implementations
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var (
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_ Publishable = (*SoundTrack)(nil)
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_ Likeable = (*SoundTrack)(nil)
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_ LikeEventReceiver = (*SoundTrack)(nil)
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_ PostParent = (*SoundTrack)(nil)
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_ fmt.Stringer = (*SoundTrack)(nil)
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_ api.Newable = (*SoundTrack)(nil)
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_ api.Editable = (*SoundTrack)(nil)
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_ api.Deletable = (*SoundTrack)(nil)
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_ api.ArrayEventListener = (*SoundTrack)(nil)
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)
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// Actions
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func init() {
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API.RegisterActions("SoundTrack", []*api.Action{
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// Publish
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PublishAction(),
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// Unpublish
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UnpublishAction(),
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// Like
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LikeAction(),
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// Unlike
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UnlikeAction(),
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})
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}
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// Create sets the data for a new track with data we received from the API request.
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func (track *SoundTrack) Create(ctx aero.Context) error {
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user := GetUserFromContext(ctx)
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if user == nil {
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return errors.New("Not logged in")
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}
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track.ID = GenerateID("SoundTrack")
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track.Created = DateTimeUTC()
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track.CreatedBy = user.ID
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// Write log entry
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logEntry := NewEditLogEntry(user.ID, "create", "SoundTrack", track.ID, "", "", "")
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logEntry.Save()
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return track.Unpublish()
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}
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// Edit updates the external media object.
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func (track *SoundTrack) Edit(ctx aero.Context, key string, value reflect.Value, newValue reflect.Value) (bool, error) {
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user := GetUserFromContext(ctx)
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// Write log entry
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logEntry := NewEditLogEntry(user.ID, "edit", "SoundTrack", track.ID, key, fmt.Sprint(value.Interface()), fmt.Sprint(newValue.Interface()))
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logEntry.Save()
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// Verify service name
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if strings.HasPrefix(key, "Media[") && strings.HasSuffix(key, ".Service") {
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newService := newValue.String()
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found := false
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for _, option := range DataLists["media-services"] {
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if option.Label == newService {
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found = true
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break
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}
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}
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if !found {
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return true, errors.New("Invalid service name")
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}
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value.SetString(newService)
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return true, nil
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}
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return false, nil
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}
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// OnAppend saves a log entry.
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func (track *SoundTrack) OnAppend(ctx aero.Context, key string, index int, obj interface{}) {
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onAppend(track, ctx, key, index, obj)
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}
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// OnRemove saves a log entry.
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func (track *SoundTrack) OnRemove(ctx aero.Context, key string, index int, obj interface{}) {
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onRemove(track, ctx, key, index, obj)
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}
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// DeleteInContext deletes the track in the given context.
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func (track *SoundTrack) DeleteInContext(ctx aero.Context) error {
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user := GetUserFromContext(ctx)
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// Write log entry
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logEntry := NewEditLogEntry(user.ID, "delete", "SoundTrack", track.ID, "", fmt.Sprint(track), "")
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logEntry.Save()
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return track.Delete()
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}
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// Delete deletes the object from the database.
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func (track *SoundTrack) Delete() error {
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if track.IsDraft {
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draftIndex := track.Creator().DraftIndex()
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draftIndex.SoundTrackID = ""
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draftIndex.Save()
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}
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for _, post := range track.Posts() {
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err := post.Delete()
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if err != nil {
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return err
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}
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}
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DB.Delete("SoundTrack", track.ID)
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return nil
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}
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// Authorize returns an error if the given API POST request is not authorized.
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func (track *SoundTrack) Authorize(ctx aero.Context, action string) error {
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user := GetUserFromContext(ctx)
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if user == nil {
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return errors.New("Not logged in")
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}
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if action == "delete" {
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if user.Role != "editor" && user.Role != "admin" {
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return errors.New("Insufficient permissions")
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}
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}
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return nil
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}
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// Save saves the soundtrack object in the database.
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func (track *SoundTrack) Save() {
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DB.Set("SoundTrack", track.ID, track)
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}
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