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feat: bootstrap PostHog from parent page identity in OSO embed #37

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feat: bootstrap PostHog from parent page identity in OSO embed #37

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55bf19e
feat: bootstrap PostHog from parent page identity in OSO embed
kenyiu Apr 23, 2026
a56d9f6
fix: remove unused imports, fix biome suppression, fix typos
kenyiu Apr 27, 2026
5d9677a
fix: suppress eslint errors from no-console and no-empty-function
kenyiu Apr 27, 2026
d45ece1
fix: replace console calls with Logger, fix empty function and any type
kenyiu Apr 27, 2026
7aea516
fix: revert unknown[] to any[] in getStore constructor signature
kenyiu Apr 27, 2026
d10455b
revert: undo CI fixes to files not owned by this PR
kenyiu Apr 27, 2026
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14 changes: 11 additions & 3 deletions frontend/src/oso.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

import posthog from 'posthog-js'
import { mount } from "@/oso-mount";
import { Logger } from "@/utils/Logger";


declare global {
Expand All @@ -11,14 +12,21 @@ declare global {
}

if (import.meta.env.VITE_POSTHOG_PUBLIC_API_KEY) {
// Read identity passed from the parent page via URL fragment to stitch events
// under the same distinct_id without emitting a spurious $identify event.
const fragment = new URLSearchParams(window.location.hash.slice(1));
const distinctID = fragment.get("posthogDistinctId") ?? undefined;
const sessionID = fragment.get("posthogSessionId") ?? undefined;

posthog.init(import.meta.env.VITE_POSTHOG_PUBLIC_API_KEY, {
bootstrap: distinctID ? { distinctID, sessionID, isIdentifiedID: true } : undefined,
session_recording: {
// WARNING: Only enable this if you understand the security implications
recordCrossOriginIframes: true,
}
},
});
} else {
console.warn("POSTHOG_PUBLIC_API_KEY not set, skipping posthog init");
Logger.warn("POSTHOG_PUBLIC_API_KEY not set, skipping posthog init");
}

// eslint-disable-next-line ssr-friendly/no-dom-globals-in-module-scope
Expand All @@ -28,7 +36,7 @@ if (el) {
throw new Error("[marimo] mount config not found");
}
mount(window.__MARIMO_MOUNT_CONFIG__, el).catch((e) => {
console.error("Failed to mount marimo app", e);
Logger.error("Failed to mount marimo app", e);
});
} else {
throw new Error("[marimo] root element not found");
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