added iOS source code
[wl-app.git] / iOS / Pods / FirebaseCore / Firebase / Core / FIROptions.m
diff --git a/iOS/Pods/FirebaseCore/Firebase/Core/FIROptions.m b/iOS/Pods/FirebaseCore/Firebase/Core/FIROptions.m
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+// Copyright 2017 Google
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import "Private/FIRAppInternal.h"
+#import "Private/FIRBundleUtil.h"
+#import "Private/FIRErrors.h"
+#import "Private/FIRLogger.h"
+#import "Private/FIROptionsInternal.h"
+
+// Keys for the strings in the plist file.
+NSString *const kFIRAPIKey = @"API_KEY";
+NSString *const kFIRTrackingID = @"TRACKING_ID";
+NSString *const kFIRGoogleAppID = @"GOOGLE_APP_ID";
+NSString *const kFIRClientID = @"CLIENT_ID";
+NSString *const kFIRGCMSenderID = @"GCM_SENDER_ID";
+NSString *const kFIRAndroidClientID = @"ANDROID_CLIENT_ID";
+NSString *const kFIRDatabaseURL = @"DATABASE_URL";
+NSString *const kFIRStorageBucket = @"STORAGE_BUCKET";
+// The key to locate the expected bundle identifier in the plist file.
+NSString *const kFIRBundleID = @"BUNDLE_ID";
+// The key to locate the project identifier in the plist file.
+NSString *const kFIRProjectID = @"PROJECT_ID";
+
+NSString *const kFIRIsMeasurementEnabled = @"IS_MEASUREMENT_ENABLED";
+NSString *const kFIRIsAnalyticsCollectionEnabled = @"FIREBASE_ANALYTICS_COLLECTION_ENABLED";
+NSString *const kFIRIsAnalyticsCollectionDeactivated = @"FIREBASE_ANALYTICS_COLLECTION_DEACTIVATED";
+
+NSString *const kFIRIsAnalyticsEnabled = @"IS_ANALYTICS_ENABLED";
+NSString *const kFIRIsSignInEnabled = @"IS_SIGNIN_ENABLED";
+
+// Library version ID.
+NSString *const kFIRLibraryVersionID =
+    @"5"     // Major version (one or more digits)
+    @"01"    // Minor version (exactly 2 digits)
+    @"04"    // Build number (exactly 2 digits)
+    @"000";  // Fixed "000"
+// Plist file name.
+NSString *const kServiceInfoFileName = @"GoogleService-Info";
+// Plist file type.
+NSString *const kServiceInfoFileType = @"plist";
+
+// Exception raised from attempting to modify a FIROptions after it's been copied to a FIRApp.
+NSString *const kFIRExceptionBadModification =
+    @"Attempted to modify options after it's set on FIRApp. Please modify all properties before "
+    @"initializing FIRApp.";
+
+@interface FIROptions ()
+
+/**
+ * This property maintains the actual configuration key-value pairs.
+ */
+@property(nonatomic, readwrite) NSMutableDictionary *optionsDictionary;
+
+/**
+ * Calls `analyticsOptionsDictionaryWithInfoDictionary:` using [NSBundle mainBundle].infoDictionary.
+ * It combines analytics options from both the infoDictionary and the GoogleService-Info.plist.
+ * Values which are present in the main plist override values from the GoogleService-Info.plist.
+ */
+@property(nonatomic, readonly) NSDictionary *analyticsOptionsDictionary;
+
+/**
+ * Combination of analytics options from both the infoDictionary and the GoogleService-Info.plist.
+ * Values which are present in the infoDictionary override values from the GoogleService-Info.plist.
+ */
+- (NSDictionary *)analyticsOptionsDictionaryWithInfoDictionary:(NSDictionary *)infoDictionary;
+
+/**
+ * Throw exception if editing is locked when attempting to modify an option.
+ */
+- (void)checkEditingLocked;
+
+@end
+
+@implementation FIROptions {
+  /// Backing variable for self.analyticsOptionsDictionary.
+  NSDictionary *_analyticsOptionsDictionary;
+}
+
+static FIROptions *sDefaultOptions = nil;
+static NSDictionary *sDefaultOptionsDictionary = nil;
+
+#pragma mark - Public only for internal class methods
+
++ (FIROptions *)defaultOptions {
+  if (sDefaultOptions != nil) {
+    return sDefaultOptions;
+  }
+
+  NSDictionary *defaultOptionsDictionary = [self defaultOptionsDictionary];
+  if (defaultOptionsDictionary == nil) {
+    return nil;
+  }
+
+  sDefaultOptions = [[FIROptions alloc] initInternalWithOptionsDictionary:defaultOptionsDictionary];
+  return sDefaultOptions;
+}
+
+#pragma mark - Private class methods
+
++ (void)initialize {
+  // Report FirebaseCore version for useragent string
+  NSRange major = NSMakeRange(0, 1);
+  NSRange minor = NSMakeRange(1, 2);
+  NSRange patch = NSMakeRange(3, 2);
+  [FIRApp
+      registerLibrary:@"fire-ios"
+          withVersion:[NSString stringWithFormat:@"%@.%d.%d",
+                                                 [kFIRLibraryVersionID substringWithRange:major],
+                                                 [[kFIRLibraryVersionID substringWithRange:minor]
+                                                     intValue],
+                                                 [[kFIRLibraryVersionID substringWithRange:patch]
+                                                     intValue]]];
+  NSDictionary<NSString *, id> *info = [[NSBundle mainBundle] infoDictionary];
+  NSString *xcodeVersion = info[@"DTXcodeBuild"];
+  NSString *sdkVersion = info[@"DTSDKBuild"];
+  if (xcodeVersion) {
+    [FIRApp registerLibrary:@"xcode" withVersion:xcodeVersion];
+  }
+  if (sdkVersion) {
+    [FIRApp registerLibrary:@"apple-sdk" withVersion:sdkVersion];
+  }
+}
+
++ (NSDictionary *)defaultOptionsDictionary {
+  if (sDefaultOptionsDictionary != nil) {
+    return sDefaultOptionsDictionary;
+  }
+  NSString *plistFilePath = [FIROptions plistFilePathWithName:kServiceInfoFileName];
+  if (plistFilePath == nil) {
+    return nil;
+  }
+  sDefaultOptionsDictionary = [NSDictionary dictionaryWithContentsOfFile:plistFilePath];
+  if (sDefaultOptionsDictionary == nil) {
+    FIRLogError(kFIRLoggerCore, @"I-COR000011",
+                @"The configuration file is not a dictionary: "
+                @"'%@.%@'.",
+                kServiceInfoFileName, kServiceInfoFileType);
+  }
+  return sDefaultOptionsDictionary;
+}
+
+// Returns the path of the plist file with a given file name.
++ (NSString *)plistFilePathWithName:(NSString *)fileName {
+  NSArray *bundles = [FIRBundleUtil relevantBundles];
+  NSString *plistFilePath =
+      [FIRBundleUtil optionsDictionaryPathWithResourceName:fileName
+                                               andFileType:kServiceInfoFileType
+                                                 inBundles:bundles];
+  if (plistFilePath == nil) {
+    FIRLogError(kFIRLoggerCore, @"I-COR000012", @"Could not locate configuration file: '%@.%@'.",
+                fileName, kServiceInfoFileType);
+  }
+  return plistFilePath;
+}
+
++ (void)resetDefaultOptions {
+  sDefaultOptions = nil;
+  sDefaultOptionsDictionary = nil;
+}
+
+#pragma mark - Private instance methods
+
+- (instancetype)initInternalWithOptionsDictionary:(NSDictionary *)optionsDictionary {
+  self = [super init];
+  if (self) {
+    _optionsDictionary = [optionsDictionary mutableCopy];
+    _usingOptionsFromDefaultPlist = YES;
+  }
+  return self;
+}
+
+- (id)copyWithZone:(NSZone *)zone {
+  FIROptions *newOptions = [[[self class] allocWithZone:zone] init];
+  if (newOptions) {
+    newOptions.optionsDictionary = self.optionsDictionary;
+    newOptions.deepLinkURLScheme = self.deepLinkURLScheme;
+    newOptions.editingLocked = self.isEditingLocked;
+    newOptions.usingOptionsFromDefaultPlist = self.usingOptionsFromDefaultPlist;
+  }
+  return newOptions;
+}
+
+#pragma mark - Public instance methods
+
+- (instancetype)initWithContentsOfFile:(NSString *)plistPath {
+  self = [super init];
+  if (self) {
+    if (plistPath == nil) {
+      FIRLogError(kFIRLoggerCore, @"I-COR000013", @"The plist file path is nil.");
+      return nil;
+    }
+    _optionsDictionary = [[NSDictionary dictionaryWithContentsOfFile:plistPath] mutableCopy];
+    if (_optionsDictionary == nil) {
+      FIRLogError(kFIRLoggerCore, @"I-COR000014",
+                  @"The configuration file at %@ does not exist or "
+                  @"is not a well-formed plist file.",
+                  plistPath);
+      return nil;
+    }
+    // TODO: Do we want to validate the dictionary here? It says we do that already in
+    // the public header.
+  }
+  return self;
+}
+
+- (instancetype)initWithGoogleAppID:(NSString *)googleAppID GCMSenderID:(NSString *)GCMSenderID {
+  self = [super init];
+  if (self) {
+    NSMutableDictionary *mutableOptionsDict = [NSMutableDictionary dictionary];
+    [mutableOptionsDict setValue:googleAppID forKey:kFIRGoogleAppID];
+    [mutableOptionsDict setValue:GCMSenderID forKey:kFIRGCMSenderID];
+    [mutableOptionsDict setValue:[[NSBundle mainBundle] bundleIdentifier] forKey:kFIRBundleID];
+    self.optionsDictionary = mutableOptionsDict;
+  }
+  return self;
+}
+
+- (NSString *)APIKey {
+  return self.optionsDictionary[kFIRAPIKey];
+}
+
+- (void)checkEditingLocked {
+  if (self.isEditingLocked) {
+    [NSException raise:kFirebaseCoreErrorDomain format:kFIRExceptionBadModification];
+  }
+}
+
+- (void)setAPIKey:(NSString *)APIKey {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRAPIKey] = [APIKey copy];
+}
+
+- (NSString *)clientID {
+  return self.optionsDictionary[kFIRClientID];
+}
+
+- (void)setClientID:(NSString *)clientID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRClientID] = [clientID copy];
+}
+
+- (NSString *)trackingID {
+  return self.optionsDictionary[kFIRTrackingID];
+}
+
+- (void)setTrackingID:(NSString *)trackingID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRTrackingID] = [trackingID copy];
+}
+
+- (NSString *)GCMSenderID {
+  return self.optionsDictionary[kFIRGCMSenderID];
+}
+
+- (void)setGCMSenderID:(NSString *)GCMSenderID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRGCMSenderID] = [GCMSenderID copy];
+}
+
+- (NSString *)projectID {
+  return self.optionsDictionary[kFIRProjectID];
+}
+
+- (void)setProjectID:(NSString *)projectID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRProjectID] = [projectID copy];
+}
+
+- (NSString *)androidClientID {
+  return self.optionsDictionary[kFIRAndroidClientID];
+}
+
+- (void)setAndroidClientID:(NSString *)androidClientID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRAndroidClientID] = [androidClientID copy];
+}
+
+- (NSString *)googleAppID {
+  return self.optionsDictionary[kFIRGoogleAppID];
+}
+
+- (void)setGoogleAppID:(NSString *)googleAppID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRGoogleAppID] = [googleAppID copy];
+}
+
+- (NSString *)libraryVersionID {
+  return kFIRLibraryVersionID;
+}
+
+- (void)setLibraryVersionID:(NSString *)libraryVersionID {
+  _optionsDictionary[kFIRLibraryVersionID] = [libraryVersionID copy];
+}
+
+- (NSString *)databaseURL {
+  return self.optionsDictionary[kFIRDatabaseURL];
+}
+
+- (void)setDatabaseURL:(NSString *)databaseURL {
+  [self checkEditingLocked];
+
+  _optionsDictionary[kFIRDatabaseURL] = [databaseURL copy];
+}
+
+- (NSString *)storageBucket {
+  return self.optionsDictionary[kFIRStorageBucket];
+}
+
+- (void)setStorageBucket:(NSString *)storageBucket {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRStorageBucket] = [storageBucket copy];
+}
+
+- (void)setDeepLinkURLScheme:(NSString *)deepLinkURLScheme {
+  [self checkEditingLocked];
+  _deepLinkURLScheme = [deepLinkURLScheme copy];
+}
+
+- (NSString *)bundleID {
+  return self.optionsDictionary[kFIRBundleID];
+}
+
+- (void)setBundleID:(NSString *)bundleID {
+  [self checkEditingLocked];
+  _optionsDictionary[kFIRBundleID] = [bundleID copy];
+}
+
+#pragma mark - Internal instance methods
+
+- (NSDictionary *)analyticsOptionsDictionaryWithInfoDictionary:(NSDictionary *)infoDictionary {
+  if (_analyticsOptionsDictionary == nil) {
+    NSMutableDictionary *tempAnalyticsOptions = [[NSMutableDictionary alloc] init];
+    NSArray *measurementKeys = @[
+      kFIRIsMeasurementEnabled, kFIRIsAnalyticsCollectionEnabled,
+      kFIRIsAnalyticsCollectionDeactivated
+    ];
+    for (NSString *key in measurementKeys) {
+      id value = infoDictionary[key] ?: self.optionsDictionary[key] ?: nil;
+      if (!value) {
+        continue;
+      }
+      tempAnalyticsOptions[key] = value;
+    }
+    _analyticsOptionsDictionary = tempAnalyticsOptions;
+  }
+  return _analyticsOptionsDictionary;
+}
+
+- (NSDictionary *)analyticsOptionsDictionary {
+  return [self analyticsOptionsDictionaryWithInfoDictionary:[NSBundle mainBundle].infoDictionary];
+}
+
+/**
+ * Whether or not Measurement was enabled. Measurement is enabled unless explicitly disabled in
+ * GoogleService-Info.plist. This uses the old plist flag IS_MEASUREMENT_ENABLED, which should still
+ * be supported.
+ */
+- (BOOL)isMeasurementEnabled {
+  if (self.isAnalyticsCollectionDeactivated) {
+    return NO;
+  }
+  NSNumber *value = self.analyticsOptionsDictionary[kFIRIsMeasurementEnabled];
+  if (value == nil) {
+    // TODO: This could probably be cleaned up since FIROptions shouldn't know about FIRApp or have
+    //       to check if it's the default app. The FIROptions instance can't be modified after
+    //       `+configure` is called, so it's not a good place to copy it either in case the flag is
+    //       changed at runtime.
+
+    // If no values are set for Analytics, fall back to the global collection switch in FIRApp.
+    // Analytics only supports the default FIRApp, so check that first.
+    if (![FIRApp isDefaultAppConfigured]) {
+      return NO;
+    }
+
+    // Fall back to the default app's collection switch when the key is not in the dictionary.
+    return [FIRApp defaultApp].isDataCollectionDefaultEnabled;
+  }
+  return [value boolValue];
+}
+
+- (BOOL)isAnalyticsCollectionExpicitlySet {
+  // If it's de-activated, it classifies as explicity set. If not, it's not a good enough indication
+  // that the developer wants FirebaseAnalytics enabled so continue checking.
+  if (self.isAnalyticsCollectionDeactivated) {
+    return YES;
+  }
+
+  // Check if the current Analytics flag is set.
+  id collectionEnabledObject = self.analyticsOptionsDictionary[kFIRIsAnalyticsCollectionEnabled];
+  if (collectionEnabledObject && [collectionEnabledObject isKindOfClass:[NSNumber class]]) {
+    // It doesn't matter what the value is, it's explicitly set.
+    return YES;
+  }
+
+  // Check if the old measurement flag is set.
+  id measurementEnabledObject = self.analyticsOptionsDictionary[kFIRIsMeasurementEnabled];
+  if (measurementEnabledObject && [measurementEnabledObject isKindOfClass:[NSNumber class]]) {
+    // It doesn't matter what the value is, it's explicitly set.
+    return YES;
+  }
+
+  // No flags are set to explicitly enable or disable FirebaseAnalytics.
+  return NO;
+}
+
+- (BOOL)isAnalyticsCollectionEnabled {
+  if (self.isAnalyticsCollectionDeactivated) {
+    return NO;
+  }
+  NSNumber *value = self.analyticsOptionsDictionary[kFIRIsAnalyticsCollectionEnabled];
+  if (value == nil) {
+    return self.isMeasurementEnabled;  // Fall back to older plist flag.
+  }
+  return [value boolValue];
+}
+
+- (BOOL)isAnalyticsCollectionDeactivated {
+  NSNumber *value = self.analyticsOptionsDictionary[kFIRIsAnalyticsCollectionDeactivated];
+  if (value == nil) {
+    return NO;  // Analytics Collection is not deactivated when the key is not in the dictionary.
+  }
+  return [value boolValue];
+}
+
+- (BOOL)isAnalyticsEnabled {
+  return [self.optionsDictionary[kFIRIsAnalyticsEnabled] boolValue];
+}
+
+- (BOOL)isSignInEnabled {
+  return [self.optionsDictionary[kFIRIsSignInEnabled] boolValue];
+}
+
+@end