Dactyloidae iOS initial commit

mobile/ios/Extensions/NotificationService/ExtensionProfile.swift

@@ -0,0 +1,50 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import Deferred
+import Shared
+import Sync
+
+// This is a cut down version of the Profile. 
+// This will only ever be used in the NotificationService extension.
+// It allows us to customize the SyncDelegate, and later the SyncManager.
+class ExtensionProfile: BrowserProfile {
+    init(localName: String) {
+        super.init(localName: localName, clear: false)
+        self.syncManager = ExtensionSyncManager(profile: self)
+    }
+}
+
+fileprivate let extensionSafeNames = Set(["clients"])
+
+// Mock class required by `BrowserProfile`
+open class PanelDataObservers {
+    init(profile: Any) {}
+}
+
+// Mock class required by `BrowserProfile`
+open class SearchEngines {
+    init(prefs: Any, files: Any) {}
+}
+
+class ExtensionSyncManager: BrowserProfile.BrowserSyncManager {
+    init(profile: ExtensionProfile) {
+        super.init(profile: profile)
+    }
+
+    // We don't want to send ping data at all while we're in the extension.
+    override func canSendUsageData() -> Bool {
+        return false
+    }
+
+    // We should probably only want to sync client commands while we're in the extension.
+    override func syncNamedCollections(why: SyncReason, names: [String]) -> Success {
+        let names = names.filter { extensionSafeNames.contains($0) }
+        return super.syncNamedCollections(why: why, names: names)
+    }
+
+    override func takeActionsOnEngineStateChanges<T: EngineStateChanges>(_ changes: T) -> Deferred<Maybe<T>> {
+        return deferMaybe(changes)
+    }
+}