For #5737: Adds telemetry for open links in a private tab (#5975)

app/metrics.yaml

@@ -111,16 +111,18 @@ events:
       preference_key:
         description: "The preference key for the switch preference the user toggled. We currently track:
           show_search_suggestions, remote_debugging, telemetry, tracking_protection, search_bookmarks,
-          search_browsing_history, show_clipboard_suggestions, and show_search_shortcuts"
+          search_browsing_history, show_clipboard_suggestions, show_search_shortcuts, and open_links_in_a_private_tab"
       enabled:
         description: "Whether or not the preference is *now* enabled"
     bugs:
     - https://github.com/mozilla-mobile/fenix/issue/975
     - https://github.com/mozilla-mobile/fenix/issue/5094
+    - https://github.com/mozilla-mobile/fenix/issues/5737
     data_reviews:
     - https://github.com/mozilla-mobile/fenix/pull/1896
     - https://github.com/mozilla-mobile/fenix/pull/5704
     - https://github.com/mozilla-mobile/fenix/pull/5886
+    - https://github.com/mozilla-mobile/fenix/pull/5975
     notification_emails:
     - fenix-core@mozilla.com
     expires: "2020-03-01"
@@ -138,6 +140,20 @@ events:
     notification_emails:
       - fenix-core@mozilla.com
     expires: "2020-03-01"
+  opened_link:
+    type: event
+    description: >
+        A user opened a link with Fenix
+    extra_keys:
+      mode:
+        description: "The mode the link was opened in. Either 'PRIVATE' or 'NORMAL'"
+    bugs:
+     - https://github.com/mozilla-mobile/fenix/issue/5737
+    data_reviews:
+      - https://github.com/mozilla-mobile/fenix/pull/5975
+    notification_emails:
+      - fenix-core@mozilla.com
+    expires: "2020-03-01"
 
 search_shortcuts:
   selected:

app/src/main/java/org/mozilla/fenix/IntentReceiverActivity.kt

@@ -13,6 +13,7 @@ import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.launch
 import mozilla.components.feature.intent.processing.TabIntentProcessor
 import mozilla.components.support.utils.Browsers
+import org.mozilla.fenix.components.metrics.Event
 import org.mozilla.fenix.customtabs.ExternalAppBrowserActivity
 import org.mozilla.fenix.ext.components
 import org.mozilla.fenix.ext.settings
@@ -47,14 +48,26 @@ class IntentReceiverActivity : Activity() {
         Which only appears if the user doesn't have a default set. */
         if (didLaunchPrivateLink && Browsers.all(this).isDefaultBrowser) {
             this.settings().openLinksInAPrivateTab = true
+            components.analytics.metrics.track(Event.PreferenceToggled(
+                preferenceKey = getString(R.string.pref_key_open_links_in_a_private_tab),
+                enabled = true,
+                context = applicationContext
+            ))
         } else if (!Browsers.all(this).isDefaultBrowser) {
             /* If the user has unset us as the default browser, unset openLinksInAPrivateTab */
             this.settings().openLinksInAPrivateTab = false
+            components.analytics.metrics.track(Event.PreferenceToggled(
+                preferenceKey = getString(R.string.pref_key_open_links_in_a_private_tab),
+                enabled = false,
+                context = applicationContext
+            ))
         }
 
         val tabIntentProcessor = if (settings().openLinksInAPrivateTab || didLaunchPrivateLink) {
+            components.analytics.metrics.track(Event.OpenedLink(Event.OpenedLink.Mode.PRIVATE))
             components.intentProcessors.privateIntentProcessor
         } else {
+            components.analytics.metrics.track(Event.OpenedLink(Event.OpenedLink.Mode.NORMAL))
             components.intentProcessors.intentProcessor
         }
 

app/src/main/java/org/mozilla/fenix/components/metrics/GleanMetricsService.kt

@@ -416,6 +416,10 @@ private val Event.wrapper: EventWrapper<*>?
             { TrackingProtection.etpSettingChanged.record(it) },
             { TrackingProtection.etpSettingChangedKeys.valueOf(it) }
         )
+        is Event.OpenedLink -> EventWrapper(
+            { Events.openedLink.record(it) },
+            { Events.openedLinkKeys.valueOf(it) }
+        )
         // Don't record other events in Glean:
         is Event.AddBookmark -> null
         is Event.OpenedBookmark -> null

app/src/main/java/org/mozilla/fenix/components/metrics/Metrics.kt

@@ -138,7 +138,8 @@ sealed class Event {
             context.getString(R.string.pref_key_search_bookmarks),
             context.getString(R.string.pref_key_search_browsing_history),
             context.getString(R.string.pref_key_show_clipboard_suggestions),
-            context.getString(R.string.pref_key_show_search_shortcuts)
+            context.getString(R.string.pref_key_show_search_shortcuts),
+            context.getString(R.string.pref_key_open_links_in_a_private_tab)
         )
 
         override val extras: Map<Events.preferenceToggledKeys, String>?
@@ -153,6 +154,12 @@ sealed class Event {
         }
     }
 
+    data class OpenedLink(val mode: Mode) : Event() {
+        enum class Mode { NORMAL, PRIVATE }
+        override val extras: Map<Events.openedLinkKeys, String>?
+            get() = hashMapOf(Events.openedLinkKeys.mode to mode.name)
+    }
+
     data class TrackingProtectionSettingChanged(val setting: Setting) : Event() {
         enum class Setting { STRICT, STANDARD }
         override val extras: Map<TrackingProtection.etpSettingChangedKeys, String>?