68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
// Package playback manages video playback, including episode sources and subtitle management.
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package playback
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import (
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"fmt"
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"mal/integrations/jikan"
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"mal/internal/domain"
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"mal/internal/playback/proxytarget"
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netutil "mal/pkg/net"
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"net/http"
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"time"
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"golang.org/x/sync/singleflight"
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)
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type playbackService struct {
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repo domain.PlaybackRepository
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providers []domain.Provider
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jikan *jikan.Client
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episodes domain.EpisodeService
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httpClient *http.Client
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proxyTokenKey string
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proxyTokens *proxyTokenStore
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sourceCache *sourceCache
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sourceFlight singleflight.Group
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auditSvc domain.AuditService
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}
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type ProxyTokenKey string
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func NewPlaybackService(repo domain.PlaybackRepository, providers []domain.Provider, jikan *jikan.Client, episodes domain.EpisodeService, auditSvc domain.AuditService, proxyTokenKey ProxyTokenKey) domain.PlaybackService {
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return &playbackService{
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repo: repo,
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providers: providers,
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jikan: jikan,
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episodes: episodes,
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auditSvc: auditSvc,
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httpClient: netutil.NewClient(),
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proxyTokenKey: string(proxyTokenKey),
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proxyTokens: newProxyTokenStore(),
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sourceCache: newSourceCache(defaultSourceCacheTTL, defaultSourceCacheStaleTTL, defaultSourceCacheMaxEntries),
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}
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}
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func (s *playbackService) SignProxyToken(targetURL, referer, scope string) (string, error) {
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if s.proxyTokenKey == "" {
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return "", nil
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}
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if err := proxytarget.Validate(targetURL); err != nil {
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return "", err
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}
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return s.proxyTokens.create(targetURL, referer, scope, 2*time.Hour, time.Now())
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}
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func (s *playbackService) ResolveProxyToken(token string, scope string) (string, string, error) {
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if s.proxyTokenKey == "" {
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return "", "", fmt.Errorf("proxy token key not configured")
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}
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target, err := s.proxyTokens.resolve(token, time.Now())
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if err != nil {
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return "", "", err
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}
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if target.scope != scope {
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return "", "", fmt.Errorf("invalid proxy token scope")
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}
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return target.targetURL, target.referer, nil
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}
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