76 lines
3.6 KiB
Objective-C
76 lines
3.6 KiB
Objective-C
//
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// AdjustUnityAppDelegate.mm
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// Adjust SDK
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//
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// Copyright © 2012-2021 Adjust GmbH. All rights reserved.
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//
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#import <objc/runtime.h>
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#import <AdjustSdk/AdjustSdk.h>
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#import "AdjustUnityAppDelegate.h"
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typedef BOOL (*openURL_t)(id, SEL, UIApplication *, NSURL *, NSDictionary *);
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typedef BOOL (*continueUserActivity_t)(id, SEL, UIApplication *, NSUserActivity *, void (^)(NSArray *restorableObjects));
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static openURL_t original_openURL = NULL;
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static continueUserActivity_t original_continueUserActivity = NULL;
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@implementation AdjustUnityAppDelegate
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+ (void)swizzleAppDelegateCallbacks {
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NSLog(@"[Adjust] Swizzling AppDelegate callbacks...");
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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original_openURL = (openURL_t)[self swizzleOriginalSelector:@selector(application:openURL:options:)
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withSelector:@selector(adjust_application:openURL:options:)];
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original_continueUserActivity = (continueUserActivity_t)[self swizzleOriginalSelector:@selector(application:continueUserActivity:restorationHandler:)
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withSelector:@selector(adjust_application:continueUserActivity:restorationHandler:)];
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});
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}
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+ (IMP)swizzleOriginalSelector:(SEL)originalSelector
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withSelector:(SEL)swizzledSelector {
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// The Unity base app controller class name.
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extern const char* AppControllerClassName;
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Class originalClass = NSClassFromString([NSString stringWithUTF8String:AppControllerClassName]);
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Class swizzledClass = [self class];
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IMP originalImp = NULL;
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IMP swizzledImp = class_getMethodImplementation(swizzledClass, swizzledSelector);
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// Replace original implementation by the custom one.
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Method originalMethod = class_getInstanceMethod(originalClass, originalSelector);
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if (originalMethod) {
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originalImp = method_setImplementation(originalMethod, swizzledImp);
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} else if (![originalClass instancesRespondToSelector:originalSelector]) {
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// Add the method to the original class if it doesn't implement the selector.
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Method swizzledMethod = class_getInstanceMethod(swizzledClass, swizzledSelector);
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BOOL methodAdded = class_addMethod(originalClass, originalSelector, swizzledImp, method_getTypeEncoding(swizzledMethod));
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if (!methodAdded) {
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NSLog(@"[Adjust] Cannot swizzle selector '%@' of class '%@'.", NSStringFromSelector(originalSelector), originalClass);
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return NULL;
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}
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}
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NSLog(@"[Adjust] Selector '%@' of class '%@' is swizzled.", NSStringFromSelector(originalSelector), originalClass);
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return originalImp;
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}
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- (BOOL)adjust_application:(UIApplication *)application
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openURL:(NSURL *)url
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options:(NSDictionary *)options {
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ADJDeeplink *deeplink = [[ADJDeeplink alloc] initWithDeeplink:url];
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[Adjust processDeeplink:deeplink];
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return original_openURL ? original_openURL(self, _cmd, application, url, options) : YES;
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}
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- (BOOL)adjust_application:(UIApplication *)application
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continueUserActivity:(NSUserActivity *)userActivity
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restorationHandler:(void (^)(NSArray *restorableObjects))restorationHandler {
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if ([[userActivity activityType] isEqualToString:NSUserActivityTypeBrowsingWeb]) {
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NSURL *url = [userActivity webpageURL];
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ADJDeeplink *deeplink = [[ADJDeeplink alloc] initWithDeeplink:url];
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[Adjust processDeeplink:deeplink];
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}
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return original_continueUserActivity ? original_continueUserActivity(self, _cmd, application, userActivity, restorationHandler) : YES;
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}
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@end
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