referrers for all platforms

src/Navigation.tsx

@@ -31,7 +31,7 @@ import {
 } from 'lib/routes/types'
 import {RouteParams, State} from 'lib/routes/types'
 import {bskyTitle} from 'lib/strings/headings'
-import {isAndroid, isNative} from 'platform/detection'
+import {isAndroid, isNative, isWeb} from 'platform/detection'
 import {PreferencesExternalEmbeds} from '#/view/screens/PreferencesExternalEmbeds'
 import {AppPasswords} from 'view/screens/AppPasswords'
 import {ModerationBlockedAccounts} from 'view/screens/ModerationBlockedAccounts'
@@ -43,6 +43,7 @@ import HashtagScreen from '#/screens/Hashtag'
 import {ModerationScreen} from '#/screens/Moderation'
 import {ProfileKnownFollowersScreen} from '#/screens/Profile/KnownFollowers'
 import {ProfileLabelerLikedByScreen} from '#/screens/Profile/ProfileLabelerLikedBy'
+import {GetReferrerModule} from '../modules/expo-get-referrer/src/ExpoGetReferrerModule'
 import {init as initAnalytics} from './lib/analytics/analytics'
 import {useWebScrollRestoration} from './lib/hooks/useWebScrollRestoration'
 import {attachRouteToLogEvents, logEvent} from './lib/statsig/statsig'
@@ -728,6 +729,17 @@ function logModuleInitTime() {
     initMs,
   })
 
+  if (isWeb) {
+    GetReferrerModule.getReferrerInfoAsync().then(info => {
+      if (info && info.hostname !== 'bsky.app') {
+        logEvent('deepLink:referrerReceived', {
+          referrer: info?.referrer,
+          hostname: info?.hostname,
+        })
+      }
+    })
+  }
+
   if (__DEV__) {
     // This log is noisy, so keep false committed
     const shouldLog = false

src/lib/hooks/useIntentHandler.ts

@@ -1,9 +1,12 @@
 import React from 'react'
 import * as Linking from 'expo-linking'
+
+import {logEvent} from 'lib/statsig/statsig'
 import {isNative} from 'platform/detection'
-import {useComposerControls} from 'state/shell'
 import {useSession} from 'state/session'
+import {useComposerControls} from 'state/shell'
 import {useCloseAllActiveElements} from 'state/util'
+import {GetReferrerModule} from '../../../modules/expo-get-referrer/src/ExpoGetReferrerModule'
 
 type IntentType = 'compose'
 
@@ -15,6 +18,17 @@ export function useIntentHandler() {
 
   React.useEffect(() => {
     const handleIncomingURL = (url: string) => {
+      GetReferrerModule.getReferrerInfoAsync().then(info => {
+        console.log(info)
+
+        if (info && info.hostname !== 'bsky.app') {
+          logEvent('deepLink:referrerReceived', {
+            referrer: info?.referrer,
+            hostname: info?.hostname,
+          })
+        }
+      })
+
       // We want to be able to support bluesky:// deeplinks. It's unnatural for someone to use a deeplink with three
       // slashes, like bluesky:///intent/follow. However, supporting just two slashes causes us to have to take care
       // of two cases when parsing the url. If we ensure there is a third slash, we can always ensure the first

src/lib/statsig/events.ts

@@ -25,6 +25,10 @@ export type LogEvents = {
   }
   'state:foreground:sampled': {}
   'router:navigate:sampled': {}
+  'deepLink:referrerReceived': {
+    referrer: string
+    hostname: string
+  }
 
   // Screen events
   'splash:signInPressed': {}

src/lib/statsig/statsig.tsx

@@ -26,8 +26,6 @@ type StatsigUser = {
     bundleDate: number
     refSrc: string
     refUrl: string
-    referrer: string
-    referrerHostname: string
     appLanguage: string
     contentLanguages: string[]
   }
@@ -35,29 +33,12 @@ type StatsigUser = {
 
 let refSrc = ''
 let refUrl = ''
-let referrer = ''
-let referrerHostname = ''
 if (isWeb && typeof window !== 'undefined') {
   const params = new URLSearchParams(window.location.search)
   refSrc = params.get('ref_src') ?? ''
   refUrl = decodeURIComponent(params.get('ref_url') ?? '')
 }
 
-if (
-  isWeb &&
-  typeof document !== 'undefined' &&
-  document != null &&
-  document.referrer
-) {
-  try {
-    const url = new URL(document.referrer)
-    if (url.hostname !== 'bsky.app') {
-      referrer = document.referrer
-      referrerHostname = url.hostname
-    }
-  } catch {}
-}
-
 export type {LogEvents}
 
 function createStatsigOptions(prefetchUsers: StatsigUser[]) {
@@ -217,8 +198,6 @@ function toStatsigUser(did: string | undefined): StatsigUser {
     custom: {
       refSrc,
       refUrl,
-      referrer,
-      referrerHostname,
       platform: Platform.OS as 'ios' | 'android' | 'web',
       bundleIdentifier: BUNDLE_IDENTIFIER,
       bundleDate: BUNDLE_DATE,