Add Firebase Analytics - OPTIONAL

Libraries external/Analytics/Firebase.h

@@ -0,0 +1,52 @@
+#import <FirebaseAnalytics/FirebaseAnalytics.h>
+#import <FirebaseCore/FirebaseCore.h>
+
+#if !defined(__has_include)
+  #error "Firebase.h won't import anything if your compiler doesn't support __has_include. Please \
+          import the headers individually."
+#else
+  #if __has_include(<FirebaseAppIndexing/FirebaseAppIndexing.h>)
+    #import <FirebaseAppIndexing/FirebaseAppIndexing.h>
+  #endif
+
+  #if __has_include(<FirebaseAuth/FirebaseAuth.h>)
+    #import <FirebaseAuth/FirebaseAuth.h>
+  #endif
+
+  #if __has_include(<FirebaseCrash/FirebaseCrash.h>)
+    #import <FirebaseCrash/FirebaseCrash.h>
+  #endif
+
+  #if __has_include(<FirebaseDatabase/FirebaseDatabase.h>)
+    #import <FirebaseDatabase/FirebaseDatabase.h>
+  #endif
+
+  #if __has_include(<FirebaseDynamicLinks/FirebaseDynamicLinks.h>)
+    #import <FirebaseDynamicLinks/FirebaseDynamicLinks.h>
+  #endif
+
+  #if __has_include(<FirebaseInstanceID/FirebaseInstanceID.h>)
+    #import <FirebaseInstanceID/FirebaseInstanceID.h>
+  #endif
+
+  #if __has_include(<FirebaseInvites/FirebaseInvites.h>)
+    #import <FirebaseInvites/FirebaseInvites.h>
+  #endif
+
+  #if __has_include(<FirebaseMessaging/FirebaseMessaging.h>)
+    #import <FirebaseMessaging/FirebaseMessaging.h>
+  #endif
+
+  #if __has_include(<FirebaseRemoteConfig/FirebaseRemoteConfig.h>)
+    #import <FirebaseRemoteConfig/FirebaseRemoteConfig.h>
+  #endif
+
+  #if __has_include(<FirebaseStorage/FirebaseStorage.h>)
+    #import <FirebaseStorage/FirebaseStorage.h>
+  #endif
+
+  #if __has_include(<GoogleMobileAds/GoogleMobileAds.h>)
+    #import <GoogleMobileAds/GoogleMobileAds.h>
+  #endif
+
+#endif  // defined(__has_include)

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRAnalytics+AppDelegate.h

@@ -0,0 +1,57 @@
+#import <Foundation/Foundation.h>
+
+#import "FIRAnalytics.h"
+
+/**
+ * Provides App Delegate handlers to be used in your App Delegate.
+ *
+ * To save time integrating Firebase Analytics in an application, Firebase Analytics does not
+ * require delegation implementation from the AppDelegate. Instead this is automatically done by
+ * Firebase Analytics. Should you choose instead to delegate manually, you can turn off the App
+ * Delegate Proxy by adding FirebaseAppDelegateProxyEnabled into your app's Info.plist and setting
+ * it to NO, and adding the methods in this category to corresponding delegation handlers.
+ *
+ * To handle Universal Links, you must return YES in
+ * [UIApplicationDelegate application:didFinishLaunchingWithOptions:].
+ */
+@interface FIRAnalytics (AppDelegate)
+
+/**
+ * Handles events related to a URL session that are waiting to be processed.
+ *
+ * For optimal use of Firebase Analytics, call this method from the
+ * [UIApplicationDelegate application:handleEventsForBackgroundURLSession:completionHandler]
+ * method of the app delegate in your app.
+ *
+ * @param identifier The identifier of the URL session requiring attention.
+ * @param completionHandler The completion handler to call when you finish processing the events.
+ *     Calling this completion handler lets the system know that your app's user interface is
+ *     updated and a new snapshot can be taken.
+ */
++ (void)handleEventsForBackgroundURLSession:(NSString *)identifier
+                          completionHandler:(void (^)(void))completionHandler;
+
+/**
+ * Handles the event when the app is launched by a URL.
+ *
+ * Call this method from [UIApplicationDelegate application:openURL:options:] (on iOS 9.0 and
+ * above), or [UIApplicationDelegate application:openURL:sourceApplication:annotation:] (on iOS 8.x
+ * and below) in your app.
+ *
+ * @param url The URL resource to open. This resource can be a network resource or a file.
+ */
++ (void)handleOpenURL:(NSURL *)url;
+
+/**
+ * Handles the event when the app receives data associated with user activity that includes a
+ * Universal Link (on iOS 9.0 and above).
+ *
+ * Call this method from [UIApplication continueUserActivity:restorationHandler:] in your app
+ * delegate (on iOS 9.0 and above).
+ *
+ * @param userActivity The activity object containing the data associated with the task the user
+ *     was performing.
+ */
++ (void)handleUserActivity:(id)userActivity;
+
+@end

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRAnalytics.h

@@ -0,0 +1,102 @@
+#import <Foundation/Foundation.h>
+
+#import "FIREventNames.h"
+#import "FIRParameterNames.h"
+#import "FIRUserPropertyNames.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+/// The top level Firebase Analytics singleton that provides methods for logging events and setting
+/// user properties. See <a href="http://goo.gl/gz8SLz">the developer guides</a> for general
+/// information on using Firebase Analytics in your apps.
+@interface FIRAnalytics : NSObject
+
+/// Logs an app event. The event can have up to 25 parameters. Events with the same name must have
+/// the same parameters. Up to 500 event names are supported. Using predefined events and/or
+/// parameters is recommended for optimal reporting.
+///
+/// The following event names are reserved and cannot be used:
+/// <ul>
+///     <li>app_clear_data</li>
+///     <li>app_remove</li>
+///     <li>app_update</li>
+///     <li>error</li>
+///     <li>first_open</li>
+///     <li>in_app_purchase</li>
+///     <li>notification_dismiss</li>
+///     <li>notification_foreground</li>
+///     <li>notification_open</li>
+///     <li>notification_receive</li>
+///     <li>os_update</li>
+///     <li>session_start</li>
+///     <li>user_engagement</li>
+/// </ul>
+///
+/// @param name The name of the event. Should contain 1 to 40 alphanumeric characters or
+///     underscores. The name must start with an alphabetic character. Some event names are
+///     reserved. See FIREventNames.h for the list of reserved event names. The "firebase_" prefix
+///     is reserved and should not be used. Note that event names are case-sensitive and that
+///     logging two events whose names differ only in case will result in two distinct events.
+/// @param parameters The dictionary of event parameters. Passing nil indicates that the event has
+///     no parameters. Parameter names can be up to 40 characters long and must start with an
+///     alphabetic character and contain only alphanumeric characters and underscores. Only NSString
+///     and NSNumber (signed 64-bit integer and 64-bit floating-point number) parameter types are
+///     supported. NSString parameter values can be up to 100 characters long. The "firebase_"
+///     prefix is reserved and should not be used for parameter names.
++ (void)logEventWithName:(NSString *)name
+              parameters:(nullable NSDictionary<NSString *, NSObject *> *)parameters;
+
+/// Sets a user property to a given value. Up to 25 user property names are supported. Once set,
+/// user property values persist throughout the app lifecycle and across sessions.
+///
+/// The following user property names are reserved and cannot be used:
+/// <ul>
+///     <li>first_open_time</li>
+///     <li>last_deep_link_referrer</li>
+///     <li>user_id</li>
+/// </ul>
+///
+/// @param value The value of the user property. Values can be up to 36 characters long. Setting the
+///     value to nil removes the user property.
+/// @param name The name of the user property to set. Should contain 1 to 24 alphanumeric characters
+///     or underscores and must start with an alphabetic character. The "firebase_" prefix is
+///     reserved and should not be used for user property names.
++ (void)setUserPropertyString:(nullable NSString *)value forName:(NSString *)name;
+
+/// Sets the user ID property. This feature must be used in accordance with
+/// <a href="https://www.google.com/policies/privacy">Google's Privacy Policy</a>
+///
+/// @param userID The user ID to ascribe to the user of this app on this device, which must be
+///     non-empty and no more than 36 characters long. Setting userID to nil removes the user ID.
++ (void)setUserID:(nullable NSString *)userID;
+
+/// Sets the current screen name, which specifies the current visual context in your app. This helps
+/// identify the areas in your app where users spend their time and how they interact with your app.
+///
+/// Note that screen reporting is enabled automatically and records the class name of the current
+/// UIViewController for you without requiring you to call this method. If you implement
+/// viewDidAppear in your UIViewController but do not call [super viewDidAppear:], that screen class
+/// will not be automatically tracked. The class name can optionally be overridden by calling this
+/// method in the viewDidAppear callback of your UIViewController and specifying the
+/// screenClassOverride parameter.
+///
+/// If your app does not use a distinct UIViewController for each screen, you should call this
+/// method and specify a distinct screenName each time a new screen is presented to the user.
+///
+/// The screen name and screen class remain in effect until the current UIViewController changes or
+/// a new call to setScreenName:screenClass: is made.
+///
+/// @param screenName The name of the current screen. Should contain 1 to 100 characters. Set to nil
+///     to clear the current screen name.
+/// @param screenClassOverride The name of the screen class. Should contain 1 to 100 characters. By
+///     default this is the class name of the current UIViewController. Set to nil to revert to the
+///     default class name.
++ (void)setScreenName:(nullable NSString *)screenName
+          screenClass:(nullable NSString *)screenClassOverride;
+
+/// The unique ID for this instance of the application.
++ (NSString *)appInstanceID;
+
+@end
+
+NS_ASSUME_NONNULL_END

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRAnalyticsConfiguration.h

@@ -0,0 +1 @@
+#import <FirebaseCore/FIRAnalyticsConfiguration.h>

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRApp.h

@@ -0,0 +1 @@
+#import <FirebaseCore/FIRApp.h>

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRConfiguration.h

@@ -0,0 +1 @@
+#import <FirebaseCore/FIRConfiguration.h>

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIREventNames.h

@@ -0,0 +1,336 @@
+/// @file FIREventNames.h
+///
+/// Predefined event names.
+///
+/// An Event is an important occurrence in your app that you want to measure. You can report up to
+/// 500 different types of Events per app and you can associate up to 25 unique parameters with each
+/// Event type. Some common events are suggested below, but you may also choose to specify custom
+/// Event types that are associated with your specific app. Each event type is identified by a
+/// unique name. Event names can be up to 40 characters long, may only contain alphanumeric
+/// characters and underscores ("_"), and must start with an alphabetic character. The "firebase_"
+/// prefix is reserved and should not be used.
+
+/// Add Payment Info event. This event signifies that a user has submitted their payment information
+/// to your app.
+static NSString *const kFIREventAddPaymentInfo = @"add_payment_info";
+
+/// E-Commerce Add To Cart event. This event signifies that an item was added to a cart for
+/// purchase. Add this event to a funnel with kFIREventEcommercePurchase to gauge the effectiveness
+/// of your checkout process. Note: If you supply the @c kFIRParameterValue parameter, you must
+/// also supply the @c kFIRParameterCurrency parameter so that revenue metrics can be computed
+/// accurately. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterQuantity (signed 64-bit integer as NSNumber)</li>
+///     <li>@c kFIRParameterItemID (NSString)</li>
+///     <li>@c kFIRParameterItemName (NSString)</li>
+///     <li>@c kFIRParameterItemCategory (NSString)</li>
+///     <li>@c kFIRParameterItemLocationID (NSString) (optional)</li>
+///     <li>@c kFIRParameterPrice (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterOrigin (NSString) (optional)</li>
+///     <li>@c kFIRParameterDestination (NSString) (optional)</li>
+///     <li>@c kFIRParameterStartDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterEndDate (NSString) (optional)</li>
+/// </ul>
+static NSString *const kFIREventAddToCart = @"add_to_cart";
+
+/// E-Commerce Add To Wishlist event. This event signifies that an item was added to a wishlist.
+/// Use this event to identify popular gift items in your app. Note: If you supply the
+/// @c kFIRParameterValue parameter, you must also supply the @c kFIRParameterCurrency
+/// parameter so that revenue metrics can be computed accurately. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterQuantity (signed 64-bit integer as NSNumber)</li>
+///     <li>@c kFIRParameterItemID (NSString)</li>
+///     <li>@c kFIRParameterItemName (NSString)</li>
+///     <li>@c kFIRParameterItemCategory (NSString)</li>
+///     <li>@c kFIRParameterItemLocationID (NSString) (optional)</li>
+///     <li>@c kFIRParameterPrice (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+/// </ul>
+static NSString *const kFIREventAddToWishlist = @"add_to_wishlist";
+
+/// App Open event. By logging this event when an App is moved to the foreground, developers can
+/// understand how often users leave and return during the course of a Session. Although Sessions
+/// are automatically reported, this event can provide further clarification around the continuous
+/// engagement of app-users.
+static NSString *const kFIREventAppOpen = @"app_open";
+
+/// E-Commerce Begin Checkout event. This event signifies that a user has begun the process of
+/// checking out. Add this event to a funnel with your kFIREventEcommercePurchase event to gauge the
+/// effectiveness of your checkout process. Note: If you supply the @c kFIRParameterValue
+/// parameter, you must also supply the @c kFIRParameterCurrency parameter so that revenue
+/// metrics can be computed accurately. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterTransactionID (NSString) (optional)</li>
+///     <li>@c kFIRParameterStartDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterEndDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterNumberOfNights (signed 64-bit integer as NSNumber) (optional) for
+///         hotel bookings</li>
+///     <li>@c kFIRParameterNumberOfRooms (signed 64-bit integer as NSNumber) (optional) for
+///         hotel bookings</li>
+///     <li>@c kFIRParameterNumberOfPassengers (signed 64-bit integer as NSNumber) (optional)
+///         for travel bookings</li>
+///     <li>@c kFIRParameterOrigin (NSString) (optional)</li>
+///     <li>@c kFIRParameterDestination (NSString) (optional)</li>
+///     <li>@c kFIRParameterTravelClass (NSString) (optional) for travel bookings</li>
+/// </ul>
+static NSString *const kFIREventBeginCheckout = @"begin_checkout";
+
+/// Campaign Detail event. Log this event to supply the referral details of a re-engagement
+/// campaign. Note: you must supply at least one of the required parameters kFIRParameterSource,
+/// kFIRParameterMedium or kFIRParameterCampaign. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterSource (NSString)</li>
+///     <li>@c kFIRParameterMedium (NSString)</li>
+///     <li>@c kFIRParameterCampaign (NSString)</li>
+///     <li>@c kFIRParameterTerm (NSString) (optional)</li>
+///     <li>@c kFIRParameterContent (NSString) (optional)</li>
+///     <li>@c kFIRParameterAdNetworkClickID (NSString) (optional)</li>
+///     <li>@c kFIRParameterCP1 (NSString) (optional)</li>
+/// </ul>
+static NSString *const kFIREventCampaignDetails = @"campaign_details";
+
+/// Earn Virtual Currency event. This event tracks the awarding of virtual currency in your app. Log
+/// this along with @c kFIREventSpendVirtualCurrency to better understand your virtual economy.
+/// Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterVirtualCurrencyName (NSString)</li>
+///     <li>@c kFIRParameterValue (signed 64-bit integer or double as NSNumber)</li>
+/// </ul>
+static NSString *const kFIREventEarnVirtualCurrency = @"earn_virtual_currency";
+
+/// E-Commerce Purchase event. This event signifies that an item was purchased by a user. Note:
+/// This is different from the in-app purchase event, which is reported automatically for App
+/// Store-based apps. Note: If you supply the @c kFIRParameterValue parameter, you must also
+/// supply the @c kFIRParameterCurrency parameter so that revenue metrics can be computed
+/// accurately. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterTransactionID (NSString) (optional)</li>
+///     <li>@c kFIRParameterTax (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterShipping (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCoupon (NSString) (optional)</li>
+///     <li>@c kFIRParameterLocation (NSString) (optional)</li>
+///     <li>@c kFIRParameterStartDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterEndDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterNumberOfNights (signed 64-bit integer as NSNumber) (optional) for
+///         hotel bookings</li>
+///     <li>@c kFIRParameterNumberOfRooms (signed 64-bit integer as NSNumber) (optional) for
+///         hotel bookings</li>
+///     <li>@c kFIRParameterNumberOfPassengers (signed 64-bit integer as NSNumber) (optional)
+///         for travel bookings</li>
+///     <li>@c kFIRParameterOrigin (NSString) (optional)</li>
+///     <li>@c kFIRParameterDestination (NSString) (optional)</li>
+///     <li>@c kFIRParameterTravelClass (NSString) (optional) for travel bookings</li>
+/// </ul>
+static NSString *const kFIREventEcommercePurchase = @"ecommerce_purchase";
+
+/// Generate Lead event. Log this event when a lead has been generated in the app to understand the
+/// efficacy of your install and re-engagement campaigns. Note: If you supply the
+/// @c kFIRParameterValue parameter, you must also supply the @c kFIRParameterCurrency
+/// parameter so that revenue metrics can be computed accurately. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+/// </ul>
+static NSString *const kFIREventGenerateLead = @"generate_lead";
+
+/// Join Group event. Log this event when a user joins a group such as a guild, team or family. Use
+/// this event to analyze how popular certain groups or social features are in your app. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterGroupID (NSString)</li>
+/// </ul>
+static NSString *const kFIREventJoinGroup = @"join_group";
+
+/// Level Up event. This event signifies that a player has leveled up in your gaming app. It can
+/// help you gauge the level distribution of your userbase and help you identify certain levels that
+/// are difficult to pass. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterLevel (signed 64-bit integer as NSNumber)</li>
+///     <li>@c kFIRParameterCharacter (NSString) (optional)</li>
+/// </ul>
+static NSString *const kFIREventLevelUp = @"level_up";
+
+/// Login event. Apps with a login feature can report this event to signify that a user has logged
+/// in.
+static NSString *const kFIREventLogin = @"login";
+
+/// Post Score event. Log this event when the user posts a score in your gaming app. This event can
+/// help you understand how users are actually performing in your game and it can help you correlate
+/// high scores with certain audiences or behaviors. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterScore (signed 64-bit integer as NSNumber)</li>
+///     <li>@c kFIRParameterLevel (signed 64-bit integer as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCharacter (NSString) (optional)</li>
+/// </ul>
+static NSString *const kFIREventPostScore = @"post_score";
+
+/// Present Offer event. This event signifies that the app has presented a purchase offer to a user.
+/// Add this event to a funnel with the kFIREventAddToCart and kFIREventEcommercePurchase to gauge
+/// your conversion process. Note: If you supply the @c kFIRParameterValue parameter, you must
+/// also supply the @c kFIRParameterCurrency parameter so that revenue metrics can be computed
+/// accurately. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterQuantity (signed 64-bit integer as NSNumber)</li>
+///     <li>@c kFIRParameterItemID (NSString)</li>
+///     <li>@c kFIRParameterItemName (NSString)</li>
+///     <li>@c kFIRParameterItemCategory (NSString)</li>
+///     <li>@c kFIRParameterItemLocationID (NSString) (optional)</li>
+///     <li>@c kFIRParameterPrice (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+/// </ul>
+static NSString *const kFIREventPresentOffer = @"present_offer";
+
+/// E-Commerce Purchase Refund event. This event signifies that an item purchase was refunded.
+/// Note: If you supply the @c kFIRParameterValue parameter, you must also supply the
+/// @c kFIRParameterCurrency parameter so that revenue metrics can be computed accurately.
+/// Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterTransactionID (NSString) (optional)</li>
+/// </ul>
+static NSString *const kFIREventPurchaseRefund = @"purchase_refund";
+
+/// Search event. Apps that support search features can use this event to contextualize search
+/// operations by supplying the appropriate, corresponding parameters. This event can help you
+/// identify the most popular content in your app. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterSearchTerm (NSString)</li>
+///     <li>@c kFIRParameterStartDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterEndDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterNumberOfNights (signed 64-bit integer as NSNumber) (optional) for
+///         hotel bookings</li>
+///     <li>@c kFIRParameterNumberOfRooms (signed 64-bit integer as NSNumber) (optional) for
+///         hotel bookings</li>
+///     <li>@c kFIRParameterNumberOfPassengers (signed 64-bit integer as NSNumber) (optional)
+///         for travel bookings</li>
+///     <li>@c kFIRParameterOrigin (NSString) (optional)</li>
+///     <li>@c kFIRParameterDestination (NSString) (optional)</li>
+///     <li>@c kFIRParameterTravelClass (NSString) (optional) for travel bookings</li>
+/// </ul>
+static NSString *const kFIREventSearch = @"search";
+
+/// Select Content event. This general purpose event signifies that a user has selected some content
+/// of a certain type in an app. The content can be any object in your app. This event can help you
+/// identify popular content and categories of content in your app. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterContentType (NSString)</li>
+///     <li>@c kFIRParameterItemID (NSString)</li>
+/// </ul>
+static NSString *const kFIREventSelectContent = @"select_content";
+
+/// Share event. Apps with social features can log the Share event to identify the most viral
+/// content. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterContentType (NSString)</li>
+///     <li>@c kFIRParameterItemID (NSString)</li>
+/// </ul>
+static NSString *const kFIREventShare = @"share";
+
+/// Sign Up event. This event indicates that a user has signed up for an account in your app. The
+/// parameter signifies the method by which the user signed up. Use this event to understand the
+/// different behaviors between logged in and logged out users. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterSignUpMethod (NSString)</li>
+/// </ul>
+static NSString *const kFIREventSignUp = @"sign_up";
+
+/// Spend Virtual Currency event. This event tracks the sale of virtual goods in your app and can
+/// help you identify which virtual goods are the most popular objects of purchase. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterItemName (NSString)</li>
+///     <li>@c kFIRParameterVirtualCurrencyName (NSString)</li>
+///     <li>@c kFIRParameterValue (signed 64-bit integer or double as NSNumber)</li>
+/// </ul>
+static NSString *const kFIREventSpendVirtualCurrency = @"spend_virtual_currency";
+
+/// Tutorial Begin event. This event signifies the start of the on-boarding process in your app. Use
+/// this in a funnel with kFIREventTutorialComplete to understand how many users complete this
+/// process and move on to the full app experience.
+static NSString *const kFIREventTutorialBegin = @"tutorial_begin";
+
+/// Tutorial End event. Use this event to signify the user's completion of your app's on-boarding
+/// process. Add this to a funnel with kFIREventTutorialBegin to gauge the completion rate of your
+/// on-boarding process.
+static NSString *const kFIREventTutorialComplete = @"tutorial_complete";
+
+/// Unlock Achievement event. Log this event when the user has unlocked an achievement in your
+/// game. Since achievements generally represent the breadth of a gaming experience, this event can
+/// help you understand how many users are experiencing all that your game has to offer. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterAchievementID (NSString)</li>
+/// </ul>
+static NSString *const kFIREventUnlockAchievement = @"unlock_achievement";
+
+/// View Item event. This event signifies that some content was shown to the user. This content may
+/// be a product, a webpage or just a simple image or text. Use the appropriate parameters to
+/// contextualize the event. Use this event to discover the most popular items viewed in your app.
+/// Note: If you supply the @c kFIRParameterValue parameter, you must also supply the
+/// @c kFIRParameterCurrency parameter so that revenue metrics can be computed accurately.
+/// Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterItemID (NSString)</li>
+///     <li>@c kFIRParameterItemName (NSString)</li>
+///     <li>@c kFIRParameterItemCategory (NSString)</li>
+///     <li>@c kFIRParameterItemLocationID (NSString) (optional)</li>
+///     <li>@c kFIRParameterPrice (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterQuantity (signed 64-bit integer as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterCurrency (NSString) (optional)</li>
+///     <li>@c kFIRParameterValue (double as NSNumber) (optional)</li>
+///     <li>@c kFIRParameterStartDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterEndDate (NSString) (optional)</li>
+///     <li>@c kFIRParameterFlightNumber (NSString) (optional) for travel bookings</li>
+///     <li>@c kFIRParameterNumberOfPassengers (signed 64-bit integer as NSNumber) (optional)
+///         for travel bookings</li>
+///     <li>@c kFIRParameterNumberOfNights (signed 64-bit integer as NSNumber) (optional) for
+///         travel bookings</li>
+///     <li>@c kFIRParameterNumberOfRooms (signed 64-bit integer as NSNumber) (optional) for
+///         travel bookings</li>
+///     <li>@c kFIRParameterOrigin (NSString) (optional)</li>
+///     <li>@c kFIRParameterDestination (NSString) (optional)</li>
+///     <li>@c kFIRParameterSearchTerm (NSString) (optional) for travel bookings</li>
+///     <li>@c kFIRParameterTravelClass (NSString) (optional) for travel bookings</li>
+/// </ul>
+static NSString *const kFIREventViewItem = @"view_item";
+
+/// View Item List event. Log this event when the user has been presented with a list of items of a
+/// certain category. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterItemCategory (NSString)</li>
+/// </ul>
+static NSString *const kFIREventViewItemList = @"view_item_list";
+
+/// View Search Results event. Log this event when the user has been presented with the results of a
+/// search. Params:
+///
+/// <ul>
+///     <li>@c kFIRParameterSearchTerm (NSString)</li>
+/// </ul>
+static NSString *const kFIREventViewSearchResults = @"view_search_results";

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIROptions.h

@@ -0,0 +1 @@
+#import <FirebaseCore/FIROptions.h>

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRParameterNames.h

@@ -0,0 +1,369 @@
+/// @file FIRParameterNames.h
+///
+/// Predefined event parameter names.
+///
+/// Params supply information that contextualize Events. You can associate up to 25 unique Params
+/// with each Event type. Some Params are suggested below for certain common Events, but you are
+/// not limited to these. You may supply extra Params for suggested Events or custom Params for
+/// Custom events. Param names can be up to 40 characters long, may only contain alphanumeric
+/// characters and underscores ("_"), and must start with an alphabetic character. Param values can
+/// be up to 100 characters long. The "firebase_" prefix is reserved and should not be used.
+
+/// Game achievement ID (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterAchievementID : @"10_matches_won",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterAchievementID = @"achievement_id";
+
+/// Ad Network Click ID (NSString). Used for network-specific click IDs which vary in format.
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterAdNetworkClickID : @"1234567",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterAdNetworkClickID = @"aclid";
+
+/// The individual campaign name, slogan, promo code, etc. Some networks have pre-defined macro to
+/// capture campaign information, otherwise can be populated by developer. Highly Recommended
+/// (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterCampaign : @"winter_promotion",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterCampaign = @"campaign";
+
+/// Character used in game (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterCharacter : @"beat_boss",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterCharacter = @"character";
+
+/// Campaign content (NSString).
+static NSString *const kFIRParameterContent = @"content";
+
+/// Type of content selected (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterContentType : @"news article",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterContentType = @"content_type";
+
+/// Coupon code for a purchasable item (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterCoupon : @"zz123",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterCoupon = @"coupon";
+
+/// Campaign custom parameter (NSString). Used as a method of capturing custom data in a campaign.
+/// Use varies by network.
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterCP1 : @"custom_data",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterCP1 = @"cp1";
+
+/// Purchase currency in 3-letter <a href="http://en.wikipedia.org/wiki/ISO_4217#Active_codes">
+/// ISO_4217</a> format (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterCurrency : @"USD",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterCurrency = @"currency";
+
+/// Flight or Travel destination (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterDestination : @"Mountain View, CA",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterDestination = @"destination";
+
+/// The arrival date, check-out date or rental end date for the item. This should be in
+/// YYYY-MM-DD format (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterEndDate : @"2015-09-14",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterEndDate = @"end_date";
+
+/// Flight number for travel events (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterFlightNumber : @"ZZ800",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterFlightNumber = @"flight_number";
+
+/// Group/clan/guild ID (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterGroupID : @"g1",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterGroupID = @"group_id";
+
+/// Item category (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterItemCategory : @"t-shirts",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterItemCategory = @"item_category";
+
+/// Item ID (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterItemID : @"p7654",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterItemID = @"item_id";
+
+/// The Google <a href="https://developers.google.com/places/place-id">Place ID</a> (NSString) that
+/// corresponds to the associated item. Alternatively, you can supply your own custom Location ID.
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterItemLocationID : @"ChIJiyj437sx3YAR9kUWC8QkLzQ",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterItemLocationID = @"item_location_id";
+
+/// Item name (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterItemName : @"abc",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterItemName = @"item_name";
+
+/// Level in game (signed 64-bit integer as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterLevel : @(42),
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterLevel = @"level";
+
+/// Location (NSString). The Google <a href="https://developers.google.com/places/place-id">Place ID
+/// </a> that corresponds to the associated event. Alternatively, you can supply your own custom
+/// Location ID.
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterLocation : @"ChIJiyj437sx3YAR9kUWC8QkLzQ",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterLocation = @"location";
+
+/// The advertising or marketing medium, for example: cpc, banner, email, push. Highly recommended
+/// (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterMedium : @"email",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterMedium = @"medium";
+
+/// Number of nights staying at hotel (signed 64-bit integer as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterNumberOfNights : @(3),
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterNumberOfNights = @"number_of_nights";
+
+/// Number of passengers traveling (signed 64-bit integer as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterNumberOfPassengers : @(11),
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterNumberOfPassengers = @"number_of_passengers";
+
+/// Number of rooms for travel events (signed 64-bit integer as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterNumberOfRooms : @(2),
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterNumberOfRooms = @"number_of_rooms";
+
+/// Flight or Travel origin (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterOrigin : @"Mountain View, CA",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterOrigin = @"origin";
+
+/// Purchase price (double as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterPrice : @(1.0),
+///       kFIRParameterCurrency : @"USD",  // e.g. $1.00 USD
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterPrice = @"price";
+
+/// Purchase quantity (signed 64-bit integer as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterQuantity : @(1),
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterQuantity = @"quantity";
+
+/// Score in game (signed 64-bit integer as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterScore : @(4200),
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterScore = @"score";
+
+/// The search string/keywords used (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterSearchTerm : @"periodic table",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterSearchTerm = @"search_term";
+
+/// Shipping cost (double as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterShipping : @(9.50),
+///       kFIRParameterCurrency : @"USD",  // e.g. $9.50 USD
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterShipping = @"shipping";
+
+/// Sign up method (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterSignUpMethod : @"google",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterSignUpMethod = @"sign_up_method";
+
+/// The origin of your traffic, such as an Ad network (for example, google) or partner (urban
+/// airship). Identify the advertiser, site, publication, etc. that is sending traffic to your
+/// property. Highly recommended (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterSource : @"InMobi",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterSource = @"source";
+
+/// The departure date, check-in date or rental start date for the item. This should be in
+/// YYYY-MM-DD format (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterStartDate : @"2015-09-14",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterStartDate = @"start_date";
+
+/// Tax amount (double as NSNumber).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterTax : @(1.0),
+///       kFIRParameterCurrency : @"USD",  // e.g. $1.00 USD
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterTax = @"tax";
+
+/// If you're manually tagging keyword campaigns, you should use utm_term to specify the keyword
+/// (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterTerm : @"game",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterTerm = @"term";
+
+/// A single ID for a ecommerce group transaction (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterTransactionID : @"ab7236dd9823",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterTransactionID = @"transaction_id";
+
+/// Travel class (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterTravelClass : @"business",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterTravelClass = @"travel_class";
+
+/// A context-specific numeric value which is accumulated automatically for each event type. This is
+/// a general purpose parameter that is useful for accumulating a key metric that pertains to an
+/// event. Examples include revenue, distance, time and points. Value should be specified as signed
+/// 64-bit integer or double as NSNumber. Notes: Values for pre-defined currency-related events
+/// (such as @c kFIREventAddToCart) should be supplied using double as NSNumber and must be
+/// accompanied by a @c kFIRParameterCurrency parameter. The valid range of accumulated values is
+/// [-9,223,372,036,854.77, 9,223,372,036,854.77].
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterValue : @(3.99),
+///       kFIRParameterCurrency : @"USD",  // e.g. $3.99 USD
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterValue = @"value";
+
+/// Name of virtual currency type (NSString).
+/// <pre>
+///     NSDictionary *params = @{
+///       kFIRParameterVirtualCurrencyName : @"virtual_currency_name",
+///       // ...
+///     };
+/// </pre>
+static NSString *const kFIRParameterVirtualCurrencyName = @"virtual_currency_name";

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FIRUserPropertyNames.h

@@ -0,0 +1,13 @@
+/// @file FIRUserPropertyNames.h
+///
+/// Predefined user property names.
+///
+/// A UserProperty is an attribute that describes the app-user. By supplying UserProperties, you can
+/// later analyze different behaviors of various segments of your userbase. You may supply up to 25
+/// unique UserProperties per app, and you can use the name and value of your choosing for each one.
+/// UserProperty names can be up to 24 characters long, may only contain alphanumeric characters and
+/// underscores ("_"), and must start with an alphabetic character. UserProperty values can be up to
+/// 36 characters long. The "firebase_" prefix is reserved and should not be used.
+
+/// The method used to sign in. For example, "google", "facebook" or "twitter".
+static NSString *const kFIRUserPropertySignUpMethod = @"sign_up_method";

Libraries external/Analytics/FirebaseAnalytics.framework/Headers/FirebaseAnalytics.h

@@ -0,0 +1,9 @@
+#import "FIRAnalyticsConfiguration.h"
+#import "FIRApp.h"
+#import "FIRConfiguration.h"
+#import "FIROptions.h"
+#import "FIRAnalytics+AppDelegate.h"
+#import "FIRAnalytics.h"
+#import "FIREventNames.h"
+#import "FIRParameterNames.h"
+#import "FIRUserPropertyNames.h"

Libraries external/Analytics/FirebaseAnalytics.framework/Modules/module.modulemap

@@ -0,0 +1,10 @@
+framework module FirebaseAnalytics {
+  umbrella header "FirebaseAnalytics.h"
+  export *
+  module * { export *}
+  link "sqlite3"
+  link "z"
+  link framework "CoreGraphics"
+  link framework "Foundation"
+  link framework "UIKit"
+}

Libraries external/Analytics/FirebaseCore.framework/Headers/FIRAnalyticsConfiguration.h

@@ -0,0 +1,38 @@
+#import <Foundation/Foundation.h>
+
+/**
+ * This class provides configuration fields for Firebase Analytics.
+ */
+@interface FIRAnalyticsConfiguration : NSObject
+
+/**
+ * Returns the shared instance of FIRAnalyticsConfiguration.
+ */
++ (FIRAnalyticsConfiguration *)sharedInstance;
+
+/**
+ * Sets the minimum engagement time in seconds required to start a new session. The default value
+ * is 10 seconds.
+ */
+- (void)setMinimumSessionInterval:(NSTimeInterval)minimumSessionInterval;
+
+/**
+ * Sets the interval of inactivity in seconds that terminates the current session. The default
+ * value is 1800 seconds (30 minutes).
+ */
+- (void)setSessionTimeoutInterval:(NSTimeInterval)sessionTimeoutInterval;
+
+/**
+ * Sets whether analytics collection is enabled for this app on this device. This setting is
+ * persisted across app sessions. By default it is enabled.
+ */
+- (void)setAnalyticsCollectionEnabled:(BOOL)analyticsCollectionEnabled;
+
+/**
+ * Deprecated. Sets whether measurement and reporting are enabled for this app on this device. By
+ * default they are enabled.
+ */
+- (void)setIsEnabled:(BOOL)isEnabled
+    DEPRECATED_MSG_ATTRIBUTE("Use setAnalyticsCollectionEnabled: instead.");
+
+@end

Libraries external/Analytics/FirebaseCore.framework/Headers/FIRApp.h

@@ -0,0 +1,98 @@
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+
+@class FIROptions;
+
+NS_ASSUME_NONNULL_BEGIN
+
+/** A block that takes a BOOL and has no return value. */
+typedef void (^FIRAppVoidBoolCallback)(BOOL success);
+
+/**
+ * The entry point of Firebase SDKs.
+ *
+ * Initialize and configure FIRApp using +[FIRApp configure]
+ * or other customized ways as shown below.
+ *
+ * The logging system has two modes: default mode and debug mode. In default mode, only logs with
+ * log level Notice, Warning and Error will be sent to device. In debug mode, all logs will be sent
+ * to device. The log levels that Firebase uses are consistent with the ASL log levels.
+ *
+ * Enable debug mode by passing the -FIRDebugEnabled argument to the application. You can add this
+ * argument in the application's Xcode scheme. When debug mode is enabled via -FIRDebugEnabled,
+ * further executions of the application will also be in debug mode. In order to return to default
+ * mode, you must explicitly disable the debug mode with the application argument -FIRDebugDisabled.
+ *
+ * It is also possible to change the default logging level in code by calling setLoggerLevel: on
+ * the FIRConfiguration interface.
+ */
+@interface FIRApp : NSObject
+
+/**
+ * Configures a default Firebase app. Raises an exception if any configuration step fails. The
+ * default app is named "__FIRAPP_DEFAULT". This method should be called after the app is launched
+ * and before using Firebase services. This method is thread safe.
+ */
++ (void)configure;
+
+/**
+ * Configures the default Firebase app with the provided options. The default app is named
+ * "__FIRAPP_DEFAULT". Raises an exception if any configuration step fails. This method is thread
+ * safe.
+ *
+ * @param options The Firebase application options used to configure the service.
+ */
++ (void)configureWithOptions:(FIROptions *)options;
+
+/**
+ * Configures a Firebase app with the given name and options. Raises an exception if any
+ * configuration step fails. This method is thread safe.
+ *
+ * @param name The application's name given by the developer. The name should should only contain
+               Letters, Numbers and Underscore.
+ * @param options The Firebase application options used to configure the services.
+ */
++ (void)configureWithName:(NSString *)name options:(FIROptions *)options;
+
+/**
+ * Returns the default app, or nil if the default app does not exist.
+ */
++ (nullable FIRApp *)defaultApp NS_SWIFT_NAME(defaultApp());
+
+/**
+ * Returns a previously created FIRApp instance with the given name, or nil if no such app exists.
+ * This method is thread safe.
+ */
++ (nullable FIRApp *)appNamed:(NSString *)name;
+
+/**
+ * Returns the set of all extant FIRApp instances, or nil if there are no FIRApp instances. This
+ * method is thread safe.
+ */
++ (nullable NSDictionary *)allApps;
+
+/**
+ * Cleans up the current FIRApp, freeing associated data and returning its name to the pool for
+ * future use. This method is thread safe.
+ */
+- (void)deleteApp:(FIRAppVoidBoolCallback)completion;
+
+/**
+ * FIRApp instances should not be initialized directly. Call +[FIRApp configure],
+ * +[FIRApp configureWithOptions:], or +[FIRApp configureWithNames:options:] directly.
+ */
+- (instancetype)init NS_UNAVAILABLE;
+
+/**
+ * Gets the name of this app.
+ */
+@property(nonatomic, copy, readonly) NSString *name;
+
+/**
+ * Gets the options for this app.
+ */
+@property(nonatomic, readonly) FIROptions *options;
+
+@end
+
+NS_ASSUME_NONNULL_END

Libraries external/Analytics/FirebaseCore.framework/Headers/FIRConfiguration.h

@@ -0,0 +1,52 @@
+#import <Foundation/Foundation.h>
+
+#import "FIRAnalyticsConfiguration.h"
+#import "FIRLoggerLevel.h"
+
+/**
+ * The log levels used by FIRConfiguration.
+ */
+typedef NS_ENUM(NSInteger, FIRLogLevel) {
+  /** Error */
+  kFIRLogLevelError __deprecated = 0,
+  /** Warning */
+  kFIRLogLevelWarning __deprecated,
+  /** Info */
+  kFIRLogLevelInfo __deprecated,
+  /** Debug */
+  kFIRLogLevelDebug __deprecated,
+  /** Assert */
+  kFIRLogLevelAssert __deprecated,
+  /** Max */
+  kFIRLogLevelMax __deprecated = kFIRLogLevelAssert
+} DEPRECATED_MSG_ATTRIBUTE(
+    "Use -FIRDebugEnabled and -FIRDebugDisabled or setLoggerLevel. See FIRApp.h for more details.");
+
+/**
+ * This interface provides global level properties that the developer can tweak, and the singleton
+ * of the Firebase Analytics configuration class.
+ */
+@interface FIRConfiguration : NSObject
+
+/** Returns the shared configuration object. */
++ (FIRConfiguration *)sharedInstance;
+
+/** The configuration class for Firebase Analytics. */
+@property(nonatomic, readwrite) FIRAnalyticsConfiguration *analyticsConfiguration;
+
+/** Global log level. Defaults to kFIRLogLevelError. */
+@property(nonatomic, readwrite, assign) FIRLogLevel logLevel DEPRECATED_MSG_ATTRIBUTE(
+    "Use -FIRDebugEnabled and -FIRDebugDisabled or setLoggerLevel. See FIRApp.h for more details.");
+
+/**
+ * Sets the logging level for internal Firebase logging. Firebase will only log messages
+ * that are logged at or below loggerLevel. The messages are logged both to the Xcode
+ * console and to the device's log. Note that if an app is running from AppStore, it will
+ * never log above FIRLoggerLevelNotice even if loggerLevel is set to a higher (more verbose)
+ * setting.
+ *
+ * @param loggerLevel The maximum logging level. The default level is set to FIRLoggerLevelNotice.
+ */
+- (void)setLoggerLevel:(FIRLoggerLevel)loggerLevel;
+
+@end

Libraries external/Analytics/FirebaseCore.framework/Headers/FIRLoggerLevel.h

@@ -0,0 +1,12 @@
+/**
+ * The log levels used by internal logging.
+ */
+typedef NS_ENUM(NSInteger, FIRLoggerLevel) {
+  FIRLoggerLevelError = 3 /*ASL_LEVEL_ERR*/,
+  FIRLoggerLevelWarning = 4 /*ASL_LEVEL_WARNING*/,
+  FIRLoggerLevelNotice = 5 /*ASL_LEVEL_NOTICE*/,
+  FIRLoggerLevelInfo = 6 /*ASL_LEVEL_INFO*/,
+  FIRLoggerLevelDebug = 7 /*ASL_LEVEL_DEBUG*/,
+  FIRLoggerLevelMin = FIRLoggerLevelError,
+  FIRLoggerLevelMax = FIRLoggerLevelDebug
+};

Libraries external/Analytics/FirebaseCore.framework/Headers/FIROptions.h

@@ -0,0 +1,87 @@
+#import <Foundation/Foundation.h>
+
+/**
+ * This class provides constant fields of Google APIs.
+ */
+@interface FIROptions : NSObject<NSCopying>
+
+/**
+ * Returns the default options.
+ */
++ (FIROptions *)defaultOptions;
+
+/**
+ * An iOS API key used for authenticating requests from your app, e.g.
+ * @"AIzaSyDdVgKwhZl0sTTTLZ7iTmt1r3N2cJLnaDk", used to identify your app to Google servers.
+ */
+@property(nonatomic, readonly, copy) NSString *APIKey;
+
+/**
+ * The OAuth2 client ID for iOS application used to authenticate Google users, for example
+ * @"12345.apps.googleusercontent.com", used for signing in with Google.
+ */
+@property(nonatomic, readonly, copy) NSString *clientID;
+
+/**
+ * The tracking ID for Google Analytics, e.g. @"UA-12345678-1", used to configure Google Analytics.
+ */
+@property(nonatomic, readonly, copy) NSString *trackingID;
+
+/**
+ * The Project Number from the Google Developer's console, for example @"012345678901", used to
+ * configure Google Cloud Messaging.
+ */
+@property(nonatomic, readonly, copy) NSString *GCMSenderID;
+
+/**
+ * The Android client ID used in Google AppInvite when an iOS app has its Android version, for
+ * example @"12345.apps.googleusercontent.com".
+ */
+@property(nonatomic, readonly, copy) NSString *androidClientID;
+
+/**
+ * The Google App ID that is used to uniquely identify an instance of an app.
+ */
+@property(nonatomic, readonly, copy) NSString *googleAppID;
+
+/**
+ * The database root URL, e.g. @"http://abc-xyz-123.firebaseio.com".
+ */
+@property(nonatomic, readonly, copy) NSString *databaseURL;
+
+/**
+ * The URL scheme used to set up Durable Deep Link service.
+ */
+@property(nonatomic, readwrite, copy) NSString *deepLinkURLScheme;
+
+/**
+ * The Google Cloud Storage bucket name, e.g. @"abc-xyz-123.storage.firebase.com".
+ */
+@property(nonatomic, readonly, copy) NSString *storageBucket;
+
+/**
+ * Initializes a customized instance of FIROptions with keys. googleAppID, bundleID and GCMSenderID
+ * are required. Other keys may required for configuring specific services.
+ */
+- (instancetype)initWithGoogleAppID:(NSString *)googleAppID
+                           bundleID:(NSString *)bundleID
+                        GCMSenderID:(NSString *)GCMSenderID
+                             APIKey:(NSString *)APIKey
+                           clientID:(NSString *)clientID
+                         trackingID:(NSString *)trackingID
+                    androidClientID:(NSString *)androidClientID
+                        databaseURL:(NSString *)databaseURL
+                      storageBucket:(NSString *)storageBucket
+                  deepLinkURLScheme:(NSString *)deepLinkURLScheme;
+
+/**
+ * Initializes a customized instance of FIROptions from the file at the given plist file path.
+ * For example,
+ * NSString *filePath =
+ *     [[NSBundle mainBundle] pathForResource:@"GoogleService-Info" ofType:@"plist"];
+ * FIROptions *options = [[FIROptions alloc] initWithContentsOfFile:filePath];
+ * Returns nil if the plist file does not exist or is invalid.
+ */
+- (instancetype)initWithContentsOfFile:(NSString *)plistPath;
+
+@end

Libraries external/Analytics/FirebaseCore.framework/Headers/FirebaseCore.h

@@ -0,0 +1,5 @@
+#import "FIRAnalyticsConfiguration.h"
+#import "FIRApp.h"
+#import "FIRConfiguration.h"
+#import "FIRLoggerLevel.h"
+#import "FIROptions.h"

Libraries external/Analytics/FirebaseCore.framework/Modules/module.modulemap

@@ -0,0 +1,10 @@
+framework module FirebaseCore {
+  umbrella header "FirebaseCore.h"
+  export *
+  module * { export *}
+  link "c++"
+  link "z"
+  link framework "CoreGraphics"
+  link framework "Foundation"
+  link framework "UIKit"
+}

Libraries external/Analytics/FirebaseInstanceID.framework/Headers/FIRInstanceID.h

@@ -0,0 +1,245 @@
+#import <Foundation/Foundation.h>
+
+/**
+ *  @memberof FIRInstanceID
+ *
+ *  The scope to be used when fetching/deleting a token for Firebase Messaging.
+ */
+FOUNDATION_EXPORT NSString * __nonnull const kFIRInstanceIDScopeFirebaseMessaging;
+
+/**
+ *  Called when the system determines that tokens need to be refreshed.
+ *  This method is also called if Instance ID has been reset in which
+ *  case, tokens and FCM topic subscriptions also need to be refreshed.
+ *
+ *  Instance ID service will throttle the refresh event across all devices
+ *  to control the rate of token updates on application servers.
+ */
+FOUNDATION_EXPORT NSString * __nonnull const kFIRInstanceIDTokenRefreshNotification;
+
+/**
+ *  @related FIRInstanceID
+ *
+ *  The completion handler invoked when the InstanceID token returns. If
+ *  the call fails we return the appropriate `error code` as described below.
+ *
+ *  @param token The valid token as returned by InstanceID backend.
+ *
+ *  @param error The error describing why generating a new token
+ *               failed. See the error codes below for a more detailed
+ *               description.
+ */
+typedef void(^FIRInstanceIDTokenHandler)( NSString * __nullable token, NSError * __nullable error);
+
+
+/**
+ *  @related FIRInstanceID
+ *
+ *  The completion handler invoked when the InstanceID `deleteToken` returns. If
+ *  the call fails we return the appropriate `error code` as described below
+ *
+ *  @param error The error describing why deleting the token failed.
+ *               See the error codes below for a more detailed description.
+ */
+typedef void(^FIRInstanceIDDeleteTokenHandler)(NSError * __nullable error);
+
+/**
+ *  @related FIRInstanceID
+ *
+ *  The completion handler invoked when the app identity is created. If the
+ *  identity wasn't created for some reason we return the appropriate error code.
+ *
+ *  @param identity A valid identity for the app instance, nil if there was an error
+ *                  while creating an identity.
+ *  @param error    The error if fetching the identity fails else nil.
+ */
+typedef void(^FIRInstanceIDHandler)(NSString * __nullable identity, NSError * __nullable error);
+
+/**
+ *  @related FIRInstanceID
+ *
+ *  The completion handler invoked when the app identity and all the tokens associated
+ *  with it are deleted. Returns a valid error object in case of failure else nil.
+ *
+ *  @param error The error if deleting the identity and all the tokens associated with
+ *               it fails else nil.
+ */
+typedef void(^FIRInstanceIDDeleteHandler)(NSError * __nullable error);
+
+/**
+ * @enum FIRInstanceIDError
+ */
+typedef NS_ENUM(NSUInteger, FIRInstanceIDError) {
+  // Http related errors.
+
+  /// Unknown error.
+  FIRInstanceIDErrorUnknown = 0,
+
+  /// Auth Error -- GCM couldn't validate request from this client.
+  FIRInstanceIDErrorAuthentication = 1,
+
+  /// NoAccess -- InstanceID service cannot be accessed.
+  FIRInstanceIDErrorNoAccess = 2,
+
+  /// Timeout -- Request to InstanceID backend timed out.
+  FIRInstanceIDErrorTimeout = 3,
+
+  /// Network -- No network available to reach the servers.
+  FIRInstanceIDErrorNetwork = 4,
+
+  /// OperationInProgress -- Another similar operation in progress,
+  /// bailing this one.
+  FIRInstanceIDErrorOperationInProgress = 5,
+
+  /// InvalidRequest -- Some parameters of the request were invalid.
+  FIRInstanceIDErrorInvalidRequest = 7,
+};
+
+/**
+ *  The APNS token type for the app. If the token type is set to `UNKNOWN`
+ *  InstanceID will implicitly try to figure out what the actual token type
+ *  is from the provisioning profile.
+ */
+typedef NS_ENUM(NSInteger, FIRInstanceIDAPNSTokenType) {
+  /// Unknown token type.
+  FIRInstanceIDAPNSTokenTypeUnknown,
+  /// Sandbox token type.
+  FIRInstanceIDAPNSTokenTypeSandbox,
+  /// Production token type.
+  FIRInstanceIDAPNSTokenTypeProd,
+};
+
+/**
+ *  Instance ID provides a unique identifier for each app instance and a mechanism
+ *  to authenticate and authorize actions (for example, sending a GCM message).
+ *
+ *  Instance ID is long lived but, may be reset if the device is not used for
+ *  a long time or the Instance ID service detects a problem.
+ *  If Instance ID is reset, the app will be notified via
+ *  `kFIRInstanceIDTokenRefreshNotification`.
+ *
+ *  If the Instance ID has become invalid, the app can request a new one and
+ *  send it to the app server.
+ *  To prove ownership of Instance ID and to allow servers to access data or
+ *  services associated with the app, call
+ *  `[FIRInstanceID tokenWithAuthorizedEntity:scope:options:handler]`.
+ */
+@interface FIRInstanceID : NSObject
+
+/**
+ *  FIRInstanceID.
+ *
+ *  @return A shared instance of FIRInstanceID.
+ */
++ (nonnull instancetype)instanceID NS_SWIFT_NAME(instanceID());
+
+/**
+ *  Unavailable. Use +instanceID instead.
+ */
+- (nonnull instancetype)init __attribute__((unavailable("Use +instanceID instead.")));
+
+/**
+ *  Set APNS token for the application. This APNS token will be used to register
+ *  with Firebase Messaging using `token` or
+ *  `tokenWithAuthorizedEntity:scope:options:handler`. If the token type is set to
+ *  `FIRInstanceIDAPNSTokenTypeUnknown` InstanceID will read the provisioning profile
+ *  to find out the token type.
+ *
+ *  @param token The APNS token for the application.
+ *  @param type  The APNS token type for the above token.
+ */
+- (void)setAPNSToken:(nonnull NSData *)token
+                type:(FIRInstanceIDAPNSTokenType)type;
+
+#pragma mark - Tokens
+
+/**
+ *  Returns a Firebase Messaging scoped token for the firebase app.
+ *
+ *  @return Null Returns null if the device has not yet been registerd with
+ *          Firebase Message else returns a valid token.
+ */
+- (nullable NSString *)token;
+
+/**
+ *  Returns a token that authorizes an Entity (example: cloud service) to perform
+ *  an action on behalf of the application identified by Instance ID.
+ *
+ *  This is similar to an OAuth2 token except, it applies to the
+ *  application instance instead of a user.
+ *
+ *  This is an asynchronous call. If the token fetching fails for some reason
+ *  we invoke the completion callback with nil `token` and the appropriate
+ *  error.
+ *
+ *  Note, you can only have one `token` or `deleteToken` call for a given
+ *  authorizedEntity and scope at any point of time. Making another such call with the
+ *  same authorizedEntity and scope before the last one finishes will result in an
+ *  error with code `OperationInProgress`.
+ *
+ *  @see FIRInstanceID deleteTokenWithAuthorizedEntity:scope:handler:
+ *
+ *  @param authorizedEntity Entity authorized by the token.
+ *  @param scope            Action authorized for authorizedEntity.
+ *  @param options          The extra options to be sent with your token request. The
+ *                          value for the `apns_token` should be the NSData object
+ *                          passed to UIApplication's
+ *                          `didRegisterForRemoteNotificationsWithDeviceToken` method.
+ *                          All other keys and values in the options dict need to be
+ *                          instances of NSString or else they will be discarded. Bundle
+ *                          keys starting with 'GCM.' and 'GOOGLE.' are reserved.
+ *  @param handler          The callback handler which is invoked when the token is
+ *                          successfully fetched. In case of success a valid `token` and
+ *                          `nil` error are returned. In case of any error the `token`
+ *                          is nil and a valid `error` is returned. The valid error
+ *                          codes have been documented above.
+ */
+- (void)tokenWithAuthorizedEntity:(nonnull NSString *)authorizedEntity
+                            scope:(nonnull NSString *)scope
+                          options:(nullable NSDictionary *)options
+                          handler:(nonnull FIRInstanceIDTokenHandler)handler;
+
+/**
+ *  Revokes access to a scope (action) for an entity previously
+ *  authorized by `[FIRInstanceID tokenWithAuthorizedEntity:scope:options:handler]`.
+ *
+ *  This is an asynchronous call. Call this on the main thread since InstanceID lib
+ *  is not thread safe. In case token deletion fails for some reason we invoke the
+ *  `handler` callback passed in with the appropriate error code.
+ *
+ *  Note, you can only have one `token` or `deleteToken` call for a given
+ *  authorizedEntity and scope at a point of time. Making another such call with the
+ *  same authorizedEntity and scope before the last one finishes will result in an error
+ *  with code `OperationInProgress`.
+ *
+ *  @param authorizedEntity Entity that must no longer have access.
+ *  @param scope            Action that entity is no longer authorized to perform.
+ *  @param handler          The handler that is invoked once the unsubscribe call ends.
+ *                          In case of error an appropriate error object is returned
+ *                          else error is nil.
+ */
+- (void)deleteTokenWithAuthorizedEntity:(nonnull NSString *)authorizedEntity
+                                  scope:(nonnull NSString *)scope
+                                handler:(nonnull FIRInstanceIDDeleteTokenHandler)handler;
+
+#pragma mark - Identity
+
+/**
+ *  Asynchronously fetch a stable identifier that uniquely identifies the app
+ *  instance. If the identifier has been revoked or has expired, this method will
+ *  return a new identifier.
+ *
+ *
+ *  @param handler The handler to invoke once the identifier has been fetched.
+ *                 In case of error an appropriate error object is returned else
+ *                 a valid identifier is returned and a valid identifier for the
+ *                 application instance.
+ */
+- (void)getIDWithHandler:(nonnull FIRInstanceIDHandler)handler;
+
+/**
+ *  Resets Instance ID and revokes all tokens.
+ */
+- (void)deleteIDWithHandler:(nonnull FIRInstanceIDDeleteHandler)handler;
+
+@end

Libraries external/Analytics/FirebaseInstanceID.framework/Headers/FirebaseInstanceID.h

@@ -0,0 +1 @@
+#import "FIRInstanceID.h"

Libraries external/Analytics/FirebaseInstanceID.framework/Modules/module.modulemap

@@ -0,0 +1,7 @@
+framework module FirebaseInstanceID {
+  umbrella header "FirebaseInstanceID.h"
+  export *
+  module * { export *}
+  link framework "Foundation"
+  link framework "UIKit"
+}

Libraries external/Analytics/FirebaseMessaging.framework/Headers/FIRMessaging.h

@@ -0,0 +1,227 @@
+#import <Foundation/Foundation.h>
+
+/**
+ *  The completion handler invoked once the data connection with FIRMessaging is
+ *  established.  The data connection is used to send a continous stream of
+ *  data and all the FIRMessaging data notifications arrive through this connection.
+ *  Once the connection is established we invoke the callback with `nil` error.
+ *  Correspondingly if we get an error while trying to establish a connection
+ *  we invoke the handler with an appropriate error object and do an
+ *  exponential backoff to try and connect again unless successful.
+ *
+ *  @param error The error object if any describing why the data connection
+ *               to FIRMessaging failed.
+ */
+typedef void(^FIRMessagingConnectCompletion)(NSError * __nullable error);
+
+/**
+ *  Notification sent when the upstream message has been delivered
+ *  successfully to the server. The notification object will be the messageID
+ *  of the successfully delivered message.
+ */
+FOUNDATION_EXPORT NSString * __nonnull const FIRMessagingSendSuccessNotification;
+
+/**
+ *  Notification sent when the upstream message was failed to be sent to the
+ *  server.  The notification object will be the messageID of the failed
+ *  message. The userInfo dictionary will contain the relevant error
+ *  information for the failure.
+ */
+FOUNDATION_EXPORT NSString * __nonnull const FIRMessagingSendErrorNotification;
+
+/**
+ *  Notification sent when the Firebase messaging server deletes pending
+ *  messages due to exceeded storage limits. This may occur, for example, when
+ *  the device cannot be reached for an extended period of time.
+ *
+ *  It is recommended to retrieve any missing messages directly from the
+ *  server.
+ */
+FOUNDATION_EXPORT NSString * __nonnull const FIRMessagingMessagesDeletedNotification;
+
+/**
+ *  @enum FIRMessagingError
+ */
+typedef NS_ENUM(NSUInteger, FIRMessagingError) {
+  /// Unknown error.
+  FIRMessagingErrorUnknown = 0,
+
+  /// FIRMessaging couldn't validate request from this client.
+  FIRMessagingErrorAuthentication = 1,
+
+  /// InstanceID service cannot be accessed.
+  FIRMessagingErrorNoAccess = 2,
+
+  /// Request to InstanceID backend timed out.
+  FIRMessagingErrorTimeout = 3,
+
+  /// No network available to reach the servers.
+  FIRMessagingErrorNetwork = 4,
+
+  /// Another similar operation in progress, bailing this one.
+  FIRMessagingErrorOperationInProgress = 5,
+
+  /// Some parameters of the request were invalid.
+  FIRMessagingErrorInvalidRequest = 7,
+};
+
+/// Status for the downstream message received by the app.
+typedef NS_ENUM(NSInteger, FIRMessagingMessageStatus) {
+  /// Unknown status.
+  FIRMessagingMessageStatusUnknown,
+  /// New downstream message received by the app.
+  FIRMessagingMessageStatusNew,
+};
+
+/// Information about a downstream message received by the app.
+@interface FIRMessagingMessageInfo : NSObject
+
+/// The status of the downstream message
+@property(nonatomic, readonly, assign) FIRMessagingMessageStatus status;
+
+@end
+
+/**
+ * A remote data message received by the app via FCM (not just the APNs interface).
+ *
+ * This is only for devices running iOS 10 or above. To support devices running iOS 9 or below, use
+ * the local and remote notifications handlers defined in UIApplicationDelegate protocol.
+ */
+@interface FIRMessagingRemoteMessage : NSObject
+
+/// The downstream message received by the application.
+@property(nonatomic, readonly, strong, nonnull) NSDictionary *appData;
+
+@end
+
+/**
+ * A protocol to receive data message via FCM for devices running iOS 10 or above.
+ *
+ * To support devices running iOS 9 or below, use the local and remote notifications handlers
+ * defined in UIApplicationDelegate protocol.
+ */
+@protocol FIRMessagingDelegate <NSObject>
+
+/// The callback to handle data message received via FCM for devices running iOS 10 or above.
+- (void)applicationReceivedRemoteMessage:(nonnull FIRMessagingRemoteMessage *)remoteMessage;
+
+@end
+
+/**
+ *  Firebase Messaging lets you reliably deliver messages at no cost.
+ *
+ *  To send or receive messages, the app must get a
+ *  registration token from FIRInstanceID. This token authorizes an
+ *  app server to send messages to an app instance.
+ *
+ *  In order to receive FIRMessaging messages, declare `application:didReceiveRemoteNotification:`.
+ *
+ *
+ */
+@interface FIRMessaging : NSObject
+
+/**
+ * Delegate to handle remote data messages received via FCM for devices running iOS 10 or above.
+ */
+@property(nonatomic, weak, nullable) id<FIRMessagingDelegate> remoteMessageDelegate;
+
+/**
+ *  FIRMessaging
+ *
+ *  @return An instance of FIRMessaging.
+ */
++ (nonnull instancetype)messaging NS_SWIFT_NAME(messaging());
+
+/**
+ *  Unavailable. Use +messaging instead.
+ */
+- (nonnull instancetype)init __attribute__((unavailable("Use +messaging instead.")));
+
+#pragma mark - Connect
+
+/**
+ *  Create a FIRMessaging data connection which will be used to send the data notifications
+ *  sent by your server. It will also be used to send ACKS and other messages based
+ *  on the FIRMessaging ACKS and other messages based  on the FIRMessaging protocol.
+ *
+ *
+ *  @param handler  The handler to be invoked once the connection is established.
+ *                  If the connection fails we invoke the handler with an
+ *                  appropriate error code letting you know why it failed. At
+ *                  the same time, FIRMessaging performs exponential backoff to retry
+ *                  establishing a connection and invoke the handler when successful.
+ */
+- (void)connectWithCompletion:(nonnull FIRMessagingConnectCompletion)handler;
+
+/**
+ *  Disconnect the current FIRMessaging data connection. This stops any attempts to
+ *  connect to FIRMessaging. Calling this on an already disconnected client is a no-op.
+ *
+ *  Call this before `teardown` when your app is going to the background.
+ *  Since the FIRMessaging connection won't be allowed to live when in background it is
+ *  prudent to close the connection.
+ */
+- (void)disconnect;
+
+#pragma mark - Topics
+
+/**
+ *  Asynchronously subscribes to a topic.
+ *
+ *  @param topic The name of the topic, for example, @"sports".
+ */
+- (void)subscribeToTopic:(nonnull NSString *)topic;
+
+/**
+ *  Asynchronously unsubscribe from a topic.
+ *
+ *  @param topic The name of the topic, for example @"sports".
+ */
+- (void)unsubscribeFromTopic:(nonnull NSString *)topic;
+
+#pragma mark - Upstream
+
+/**
+ *  Sends an upstream ("device to cloud") message.
+ *
+ *  The message is queued if we don't have an active connection.
+ *  You can only use the upstream feature if your FCM implementation
+ *  uses the XMPP server protocol.
+ *
+ *  @param message      Key/Value pairs to be sent. Values must be String, any
+ *                      other type will be ignored.
+ *  @param to           A string identifying the receiver of the message. For FCM
+ *                      project IDs the value is `SENDER_ID@gcm.googleapis.com`.
+ *  @param messageID    The ID of the message. This is generated by the application. It
+ *                      must be unique for each message generated by this application.
+ *                      It allows error callbacks and debugging, to uniquely identify
+ *                      each message.
+ *  @param ttl          The time to live for the message. In case we aren't able to
+ *                      send the message before the TTL expires we will send you a
+ *                      callback. If 0, we'll attempt to send immediately and return
+ *                      an error if we're not connected.  Otherwise, the message will
+ *                      be queued.  As for server-side messages, we don't return an error
+ *                      if the message has been dropped because of TTL; this can happen
+ *                      on the server side, and it would require extra communication.
+ */
+- (void)sendMessage:(nonnull NSDictionary *)message
+                 to:(nonnull NSString *)receiver
+      withMessageID:(nonnull NSString *)messageID
+         timeToLive:(int64_t)ttl;
+
+#pragma mark - Analytics
+
+/**
+ *  Use this to track message delivery and analytics for messages, typically
+ *  when you receive a notification in `application:didReceiveRemoteNotification:`.
+ *  However, you only need to call this if you set the `FirebaseAppDelegateProxyEnabled`
+ *  flag to NO in your Info.plist. If `FirebaseAppDelegateProxyEnabled` is either missing
+ *  or set to YES in your Info.plist, the library will call this automatically.
+ *
+ *  @param message The downstream message received by the application.
+ *
+ *  @return Information about the downstream message.
+ */
+- (nonnull FIRMessagingMessageInfo *)appDidReceiveMessage:(nonnull NSDictionary *)message;
+
+@end

Libraries external/Analytics/FirebaseMessaging.framework/Headers/FirebaseMessaging.h

@@ -0,0 +1 @@
+#import "FIRMessaging.h"

Libraries external/Analytics/FirebaseMessaging.framework/Modules/module.modulemap

@@ -0,0 +1,11 @@
+framework module FirebaseMessaging {
+  umbrella header "FirebaseMessaging.h"
+  export *
+  module * { export *}
+  link "sqlite3"
+  link "z"
+  link framework "CoreGraphics"
+  link framework "Foundation"
+  link framework "SystemConfiguration"
+  link framework "UIKit"
+}

Nextcloud.xcodeproj/project.pbxproj

@@ -241,6 +241,14 @@
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 		F75ADF451DC75FFE008A7347 /* CCLogin.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = F75ADF441DC75FFE008A7347 /* CCLogin.storyboard */; };
+		F75EDFAC1E8C106900E6F369 /* FirebaseAnalytics.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFA61E8C106900E6F369 /* FirebaseAnalytics.framework */; };
+		F75EDFAD1E8C106900E6F369 /* FirebaseCore.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFA71E8C106900E6F369 /* FirebaseCore.framework */; };
+		F75EDFAE1E8C106900E6F369 /* FirebaseInstanceID.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFA81E8C106900E6F369 /* FirebaseInstanceID.framework */; };
+		F75EDFAF1E8C106900E6F369 /* FirebaseMessaging.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFA91E8C106900E6F369 /* FirebaseMessaging.framework */; };
+		F75EDFB01E8C106900E6F369 /* GoogleToolboxForMac.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFAA1E8C106900E6F369 /* GoogleToolboxForMac.framework */; };
+		F75EDFB11E8C106900E6F369 /* Protobuf.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFAB1E8C106900E6F369 /* Protobuf.framework */; };
+		F75EDFBD1E8C112F00E6F369 /* libsqlite3.0.tbd in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFBC1E8C112F00E6F369 /* libsqlite3.0.tbd */; };
+		F75EDFBF1E8C116D00E6F369 /* libstdc++.tbd in Frameworks */ = {isa = PBXBuildFile; fileRef = F75EDFBE1E8C116D00E6F369 /* libstdc++.tbd */; };
 		F7659A271DC0B726004860C4 /* EAIntroPage.m in Sources */ = {isa = PBXBuildFile; fileRef = F7659A231DC0B726004860C4 /* EAIntroPage.m */; };
 		F7659A291DC0B726004860C4 /* EAIntroView.m in Sources */ = {isa = PBXBuildFile; fileRef = F7659A251DC0B726004860C4 /* EAIntroView.m */; };
 		F7659A2E1DC0B72F004860C4 /* EARestrictedScrollView.m in Sources */ = {isa = PBXBuildFile; fileRef = F7659A2C1DC0B72F004860C4 /* EARestrictedScrollView.m */; };
@@ -1339,6 +1347,15 @@
 		F75797B71E81364C00187A1B /* pt-BR */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = "pt-BR"; path = "pt-BR.lproj/CTAssetsPicker.strings"; sourceTree = "<group>"; };
 		F75ADF441DC75FFE008A7347 /* CCLogin.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = CCLogin.storyboard; sourceTree = "<group>"; };
 		F75CDBF51DF063AD00116AD0 /* .gitignore */ = {isa = PBXFileReference; lastKnownFileType = text; name = .gitignore; path = ../.gitignore; sourceTree = "<group>"; };
+		F75EDFA51E8C106900E6F369 /* Firebase.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Firebase.h; sourceTree = "<group>"; };
+		F75EDFA61E8C106900E6F369 /* FirebaseAnalytics.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = FirebaseAnalytics.framework; sourceTree = "<group>"; };
+		F75EDFA71E8C106900E6F369 /* FirebaseCore.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = FirebaseCore.framework; sourceTree = "<group>"; };
+		F75EDFA81E8C106900E6F369 /* FirebaseInstanceID.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = FirebaseInstanceID.framework; sourceTree = "<group>"; };
+		F75EDFA91E8C106900E6F369 /* FirebaseMessaging.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = FirebaseMessaging.framework; sourceTree = "<group>"; };
+		F75EDFAA1E8C106900E6F369 /* GoogleToolboxForMac.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = GoogleToolboxForMac.framework; sourceTree = "<group>"; };
+		F75EDFAB1E8C106900E6F369 /* Protobuf.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; path = Protobuf.framework; sourceTree = "<group>"; };
+		F75EDFBC1E8C112F00E6F369 /* libsqlite3.0.tbd */ = {isa = PBXFileReference; lastKnownFileType = "sourcecode.text-based-dylib-definition"; name = libsqlite3.0.tbd; path = usr/lib/libsqlite3.0.tbd; sourceTree = SDKROOT; };
+		F75EDFBE1E8C116D00E6F369 /* libstdc++.tbd */ = {isa = PBXFileReference; lastKnownFileType = "sourcecode.text-based-dylib-definition"; name = "libstdc++.tbd"; path = "usr/lib/libstdc++.tbd"; sourceTree = SDKROOT; };
 		F76344751BF259A800188725 /* synchronized.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; path = synchronized.gif; sourceTree = "<group>"; };
 		F76344761BF259A800188725 /* synchronizedcrypto.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; path = synchronizedcrypto.gif; sourceTree = "<group>"; };
 		F7659A221DC0B726004860C4 /* EAIntroPage.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = EAIntroPage.h; sourceTree = "<group>"; };
@@ -1708,11 +1725,19 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				F75EDFBF1E8C116D00E6F369 /* libstdc++.tbd in Frameworks */,
+				F75EDFBD1E8C112F00E6F369 /* libsqlite3.0.tbd in Frameworks */,
 				F71E68001DC1F792003BA52B /* libownCloudiOS.a in Frameworks */,
 				F714526D1DC1523B0006A5D4 /* libMagicalRecord.a in Frameworks */,
+				F75EDFAC1E8C106900E6F369 /* FirebaseAnalytics.framework in Frameworks */,
+				F75EDFAE1E8C106900E6F369 /* FirebaseInstanceID.framework in Frameworks */,
+				F75EDFB11E8C106900E6F369 /* Protobuf.framework in Frameworks */,
 				F7FC7D561DC1F93800BB2C6A /* libz.tbd in Frameworks */,
+				F75EDFAD1E8C106900E6F369 /* FirebaseCore.framework in Frameworks */,
+				F75EDFAF1E8C106900E6F369 /* FirebaseMessaging.framework in Frameworks */,
 				F7BB14961D5B62C000ECEE68 /* libcrypto.a in Frameworks */,
 				F7BB14971D5B62C000ECEE68 /* libssl.a in Frameworks */,
+				F75EDFB01E8C106900E6F369 /* GoogleToolboxForMac.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -2730,6 +2755,21 @@
 			path = openssl;
 			sourceTree = "<group>";
 		};
+		F75EDFA41E8C106900E6F369 /* Analytics */ = {
+			isa = PBXGroup;
+			children = (
+				F75EDFA51E8C106900E6F369 /* Firebase.h */,
+				F75EDFA61E8C106900E6F369 /* FirebaseAnalytics.framework */,
+				F75EDFA71E8C106900E6F369 /* FirebaseCore.framework */,
+				F75EDFA81E8C106900E6F369 /* FirebaseInstanceID.framework */,
+				F75EDFA91E8C106900E6F369 /* FirebaseMessaging.framework */,
+				F75EDFAA1E8C106900E6F369 /* GoogleToolboxForMac.framework */,
+				F75EDFAB1E8C106900E6F369 /* Protobuf.framework */,
+			);
+			name = Analytics;
+			path = "Libraries external/Analytics";
+			sourceTree = SOURCE_ROOT;
+		};
 		F7659A211DC0B726004860C4 /* EAIntroView */ = {
 			isa = PBXGroup;
 			children = (
@@ -3277,6 +3317,7 @@
 				F7B61E861DC13C20009E938F /* MagicalRecord.xcodeproj */,
 				F71E67F61DC1F76F003BA52B /* ownCloud iOS library.xcodeproj */,
 				F70F02A81C889183008DAB36 /* Libraries external */,
+				F75EDFA41E8C106900E6F369 /* Analytics */,
 				F7A582D71A24DAB500E903D7 /* AppDelegate.h */,
 				F7A582D61A24DAB500E903D7 /* AppDelegate.m */,
 				F7C1CDCE1E6DFAD1005D92BE /* CCStandardImages.h */,
@@ -3343,6 +3384,8 @@
 		F7FC7D541DC1F93700BB2C6A /* Frameworks */ = {
 			isa = PBXGroup;
 			children = (
+				F75EDFBE1E8C116D00E6F369 /* libstdc++.tbd */,
+				F75EDFBC1E8C112F00E6F369 /* libsqlite3.0.tbd */,
 				08EA97441E6554FC004C83FA /* FirebaseAnalytics.framework */,
 				08EA97451E6554FC004C83FA /* FirebaseCore.framework */,
 				08EA97461E6554FC004C83FA /* FirebaseInstanceID.framework */,
@@ -4692,7 +4735,10 @@
 				CURRENT_PROJECT_VERSION = "";
 				DEVELOPMENT_TEAM = 6JLRKY9ZV7;
 				ENABLE_BITCODE = YES;
-				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)\"/Libraries external/Analytics\"",
+				);
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = iOSClient/CryptoCloud.pch;
 				GCC_PREPROCESSOR_DEFINITIONS = (
@@ -4735,7 +4781,10 @@
 				CURRENT_PROJECT_VERSION = "";
 				DEVELOPMENT_TEAM = 6JLRKY9ZV7;
 				ENABLE_BITCODE = YES;
-				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)\"/Libraries external/Analytics\"",
+				);
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = iOSClient/CryptoCloud.pch;
 				GCC_PREPROCESSOR_DEFINITIONS = (

iOSClient/AppDelegate.m

@@ -35,9 +35,9 @@
 #import "CCSynchronize.h"
 #import "CCMain.h"
 #import "CCDetail.h"
+#import "Firebase.h"
 
 #ifdef CUSTOM_BUILD
-    #import "Firebase.h"
     #import "CustomSwift.h"
 #else
     #import "Nextcloud-Swift.h"
@@ -63,7 +63,7 @@
 
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 {
-    #ifdef CUSTOM_BUILD
+    #ifdef OPTION_FIREBASE_ENABLE
         /*
          In order for this to work, proper GoogleService-Info.plist must be included
          */
@@ -415,8 +415,6 @@
 
 - (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken
 {
-#if defined(OPTION_NOTIFICATION_PUSH_ENABLE)
-    
     // test
     if (self.activeAccount.length == 0)
         return;
@@ -443,9 +441,7 @@
         metadataNet.action = actionSubscribingNextcloudServer;
         metadataNet.options = options;
         [app addNetworkingOperationQueue:app.netQueue delegate:self metadataNet:metadataNet];
-    }
-    
-#endif
+    }    
 }
 
 - (void)application:(UIApplication *)application didFailToRegisterForRemoteNotificationsWithError:(NSError *)error

iOSClient/Brand/CCNextcloudConstant.h

@@ -56,6 +56,7 @@
  #define OPTION_OFFLINE_DISABLE
  
  #define OPTION_NOTIFICATION_PUSH_ENABLE
+ #define OPTION_FIREBASE_ENABLE
  #define OPTION_AUTOMATIC_UPLOAD_ENABLE
  #define OPTION_DISABLE_INTRO
  
@@ -63,6 +64,7 @@
  */
 
 #define OPTION_OFFLINE_DISABLE
+#define OPTION_FIREBASE_ENABLE
 
 // -----------------------------------------------------------------------------------------------------------
 // COLOR