--- /dev/null
+// 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/FIRBundleUtil.h"
+
+@implementation FIRBundleUtil
+
++ (NSArray *)relevantBundles {
+ return @[ [NSBundle mainBundle], [NSBundle bundleForClass:[self class]] ];
+}
+
++ (NSString *)optionsDictionaryPathWithResourceName:(NSString *)resourceName
+ andFileType:(NSString *)fileType
+ inBundles:(NSArray *)bundles {
+ // Loop through all bundles to find the config dict.
+ for (NSBundle *bundle in bundles) {
+ NSString *path = [bundle pathForResource:resourceName ofType:fileType];
+ // Use the first one we find.
+ if (path) {
+ return path;
+ }
+ }
+ return nil;
+}
+
++ (NSArray *)relevantURLSchemes {
+ NSMutableArray *result = [[NSMutableArray alloc] init];
+ for (NSBundle *bundle in [[self class] relevantBundles]) {
+ NSArray *urlTypes = [bundle objectForInfoDictionaryKey:@"CFBundleURLTypes"];
+ for (NSDictionary *urlType in urlTypes) {
+ [result addObjectsFromArray:urlType[@"CFBundleURLSchemes"]];
+ }
+ }
+ return result;
+}
+
++ (BOOL)hasBundleIdentifier:(NSString *)bundleIdentifier inBundles:(NSArray *)bundles {
+ for (NSBundle *bundle in bundles) {
+ if ([bundle.bundleIdentifier isEqualToString:bundleIdentifier]) {
+ return YES;
+ }
+ }
+ return NO;
+}
+
+@end