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@ -172,6 +172,67 @@ function nostrNestsWebUrlForAddressable(ev: Event): string | undefined {
@@ -172,6 +172,67 @@ function nostrNestsWebUrlForAddressable(ev: Event): string | undefined {
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return naddrPageUrlForAddressable(ev, NOSTR_NESTS_WEB_ORIGIN) |
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} |
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/** |
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* Self-hosted or dev [Nostr Nests](https://github.com/nostrnests/nests) (LiveKit): `streaming` is
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* `wss+livekit://…` and `service` is an HTTPS URL on the web app host (often `…/api/v1/nests`). |
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* Join URL is `https://<host>/<naddr>` like production nostrnests.com. |
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*/ |
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function nestsForkLiveKit30312WebOrigin(ev: Event): string | undefined { |
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if (ev.kind !== 30312) return undefined |
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const stream = firstTagValue(ev, 'streaming')?.trim() ?? '' |
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if (!stream.startsWith('wss+livekit://')) return undefined |
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const svcRaw = firstTagValue(ev, 'service')?.trim() |
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if (!svcRaw) return undefined |
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let svcUrl: URL |
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try { |
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svcUrl = new URL(svcRaw) |
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} catch { |
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return undefined |
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} |
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if (svcUrl.protocol !== 'https:') return undefined |
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const svcHost = svcUrl.hostname.toLowerCase().replace(/^www\./, '') |
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const pathLower = svcUrl.pathname.toLowerCase() |
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const clientRaw = firstTagValue(ev, 'client')?.trim() |
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const clientHost = clientRaw |
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? clientRaw.split(':')[0].toLowerCase().replace(/^www\./, '') |
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: '' |
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const pathSuggestsNests = pathLower.includes('/nests') |
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const clientMatchesService = Boolean(clientHost && clientHost === svcHost) |
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if (!pathSuggestsNests && !clientMatchesService) return undefined |
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return svcUrl.origin |
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} |
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/** |
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* Nostr Nests [publishes](https://github.com/nostrnests/nests) kind 30311 tickers with `wss+livekit://…` and
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* `service` on `nostrnests.com`. Those streams are not playable on [zap.stream](https://github.com/v0l/zap.stream);
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* open the native nest page instead (same `/:naddr` pattern as kind 30312). |
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*/ |
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function isNostrNests30311WebJoin(ev: Event): boolean { |
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if (ev.kind !== 30311) return false |
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const svc = firstTagValue(ev, 'service')?.trim() |
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if (svc) { |
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try { |
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const h = new URL(svc).hostname.toLowerCase().replace(/^www\./, '') |
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if (h === 'nostrnests.com') return true |
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} catch { |
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/* ignore */ |
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} |
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} |
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const stream = firstTagValue(ev, 'streaming')?.trim() ?? '' |
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if (stream.startsWith('wss+livekit://')) { |
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const rest = stream.slice('wss+livekit://'.length) |
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const hostPart = rest.split('/')[0] ?? '' |
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const host = hostPart.split(':')[0]?.toLowerCase() ?? '' |
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return host === 'nostrnests.com' || host.endsWith('.nostrnests.com') |
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} |
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return false |
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} |
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function firstHttpsJoinFromTagNames(ev: Event, names: readonly string[]): string | undefined { |
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for (const name of names) { |
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const raw = firstTagValue(ev, name) |
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@ -244,12 +305,14 @@ function isCornyChatKind1Invite(ev: Event): boolean {
@@ -244,12 +305,14 @@ function isCornyChatKind1Invite(ev: Event): boolean {
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/** |
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* URL to open for this activity. |
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* **30311 (Nostr Nests + LiveKit):** `service` / `wss+livekit://…` on `nostrnests.com` → [nostrnests.com/naddr…](https://nostrnests.com/).
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* **30311 (Corny Chat):** Prefer [`origin/_/integrations/nostr/naddr…`](https://github.com/vicariousdrama/cornychat) when
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* `L`/`com.cornychat` is present (instance origin from `r`/`service`, host checked against `l` when tagged). |
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* **30311 (other):** Always use canonical [zap.stream/naddr…](https://zap.stream) when `d` is present so we never
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* stick on stale `service`/`r` URLs publishers no longer use. zap.stream loads the same NIP-53 event and |
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* plays `streaming` / etc. Fallbacks only if naddr cannot be built. |
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* **30312 (Nostr Nests official MoQ):** Prefer [nostrnests.com/naddr…](https://nostrnests.com/) over `streaming` (MoQ).
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* **30312 (Nests fork + LiveKit):** `wss+livekit://…` and HTTPS `service` on the same host as `client` (or `…/nests` in the path) → `https://<instance>/<naddr>`. |
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* **Kind 1 (Corny Chat invite):** Prefer `r` → `service` → `streaming` per pantry publish shape. |
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* **Other 30312 / 30313:** Use tagged https URLs, bare `naddr1`, or (for 30313) parent space URLs via {@link resolveJoinUrl}. |
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*/ |
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@ -260,6 +323,10 @@ function isCornyChatKind1Invite(ev: Event): boolean {
@@ -260,6 +323,10 @@ function isCornyChatKind1Invite(ev: Event): boolean {
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* Everyone else gets the zap.stream player URL, which resolves the same replaceable event by naddr. |
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*/ |
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function joinUrlFor30311Ticker(ev: Event): string | undefined { |
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if (isNostrNests30311WebJoin(ev)) { |
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const nests = nostrNestsWebUrlForAddressable(ev) |
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if (nests) return nests |
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} |
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if (isCornyChat30311(ev)) { |
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const corny = cornyChatNaddrIntegrationUrl(ev) |
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if (corny) return corny |
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@ -272,12 +339,19 @@ function joinUrlFor30311Ticker(ev: Event): string | undefined {
@@ -272,12 +339,19 @@ function joinUrlFor30311Ticker(ev: Event): string | undefined {
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* Kind 30312 is the NIP-53 “meeting space” ticker (Jitsi-style rooms, Nostr Nests, etc.). |
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* [Nostr Nests](https://github.com/nostrnests/nests) official rooms use MoQ (`moq.nostrnests.com` / `moq-auth.nostrnests.com`);
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* `streaming` there is not a normal browser page, so we open [nostrnests.com/naddr…](https://nostrnests.com/) instead.
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* Self-hosted LiveKit nests use {@link nestsForkLiveKit30312WebOrigin} for the same `/:naddr` join pattern. |
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* Other 30312 publishers keep using `service` / `r` / … from the generic branch below. |
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*/ |
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function joinUrlFor30312Space(ev: Event): string | undefined { |
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if (!isNostrNestsOfficialMoq30312(ev)) return undefined |
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if (isNostrNestsOfficialMoq30312(ev)) { |
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return nostrNestsWebUrlForAddressable(ev) |
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} |
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const forkOrigin = nestsForkLiveKit30312WebOrigin(ev) |
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if (forkOrigin) { |
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return naddrPageUrlForAddressable(ev, forkOrigin) |
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} |
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return undefined |
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} |
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function pickJoinUrl(ev: Event): string | undefined { |
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if (ev.kind === 30311) { |
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@ -331,7 +405,7 @@ export function preferredLiveJoinUrlForEvent(ev: Event): string | undefined {
@@ -331,7 +405,7 @@ export function preferredLiveJoinUrlForEvent(ev: Event): string | undefined {
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* - 30313 meeting in a space: `planned` | `live` | `ended` |
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*/ |
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function isActiveLiveActivityStatus(ev: Event): boolean { |
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const status = firstTagValue(ev, 'status') |
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const status = firstTagValue(ev, 'status')?.trim().toLowerCase() |
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if (ev.kind === 30312) { |
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return status === 'open' || status === 'private' |
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} |
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@ -578,18 +652,88 @@ export type LiveEventInlinePlayback = { src: string; mode: 'audio' | 'video' }
@@ -578,18 +652,88 @@ export type LiveEventInlinePlayback = { src: string; mode: 'audio' | 'video' }
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export function liveEventInlinePlaybackFromEvent(ev: Event): LiveEventInlinePlayback | null { |
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if (ev.kind !== 30311) return null |
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const rUrls = tagValues(ev, 'r').filter(isStreamableHttpUrl) |
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const streaming = tagValues(ev, 'streaming').find(isStreamableHttpUrl) |
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/** NIP-53 allows several `streaming` tags (e.g. MoQ + HLS); pick the first URL we can actually play in-browser. */ |
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const streamingUrls = tagValues(ev, 'streaming').filter(isStreamableHttpUrl) |
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for (const u of rUrls) { |
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if (isAudio(u)) return { src: u, mode: 'audio' } |
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} |
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if (streaming && isAudio(streaming)) return { src: streaming, mode: 'audio' } |
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for (const u of streamingUrls) { |
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if (isAudio(u)) return { src: u, mode: 'audio' } |
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} |
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for (const u of rUrls) { |
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if (isHlsPlaylistUrl(u) || isVideo(u)) return { src: u, mode: 'video' } |
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} |
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if (streaming && (isHlsPlaylistUrl(streaming) || isVideo(streaming))) { |
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return { src: streaming, mode: 'video' } |
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for (const u of streamingUrls) { |
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if (isHlsPlaylistUrl(u) || isVideo(u)) return { src: u, mode: 'video' } |
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} |
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return null |
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} |
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const LIVE_ACTIVITIES_STREAM_PROBE_MS = 6000 |
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/** |
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* Best-effort check that the URL used for inline playback returns usable media (not empty manifest, not 404). |
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* On CORS/network/timeout failure returns true so we do not hide streams we could not verify. |
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*/ |
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async function isInlinePlaybackUrlReachable(url: string, timeoutMs: number): Promise<boolean> { |
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const ctrl = new AbortController() |
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const timer = globalThis.setTimeout(() => ctrl.abort(), timeoutMs) |
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try { |
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if (isHlsPlaylistUrl(url)) { |
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const res = await fetch(url, { |
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method: 'GET', |
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mode: 'cors', |
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signal: ctrl.signal, |
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cache: 'no-store' |
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}) |
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if (res.status === 204) return false |
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if (!res.ok) return false |
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const text = await res.text() |
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return text.trim().length > 0 |
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} |
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let res = await fetch(url, { |
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method: 'HEAD', |
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mode: 'cors', |
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signal: ctrl.signal, |
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cache: 'no-store' |
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}) |
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if (res.ok && res.status !== 204) return true |
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if (res.status === 405 || res.status === 501) { |
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res = await fetch(url, { |
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method: 'GET', |
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mode: 'cors', |
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signal: ctrl.signal, |
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cache: 'no-store', |
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headers: { Range: 'bytes=0-0' } |
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}) |
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return (res.ok || res.status === 206) && res.status !== 204 |
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} |
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return false |
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} catch { |
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return true |
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} finally { |
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globalThis.clearTimeout(timer) |
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} |
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} |
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/** |
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* Removes kind 30311 live activities from the sidebar/mobile carousel when their inline `r`/`streaming` |
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* endpoint is clearly dead (e.g. empty HLS manifest). Meetings/spaces (30312/30313) are unchanged. |
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*/ |
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export async function filterLiveActivityItemsByReachableMedia( |
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items: TLiveActivityItem[], |
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timeoutMs = LIVE_ACTIVITIES_STREAM_PROBE_MS |
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): Promise<TLiveActivityItem[]> { |
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const checked = await Promise.all( |
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items.map(async (item) => { |
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if (item.kind !== 30311) return item |
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const playback = liveEventInlinePlaybackFromEvent(item.event) |
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if (!playback) return item |
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const ok = await isInlinePlaybackUrlReachable(playback.src, timeoutMs) |
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return ok ? item : null |
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}) |
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) |
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return checked.filter((x): x is TLiveActivityItem => x != null) |
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} |
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