iOS Deep Linking

EWAppDelegate.h

#import <UIKit/UIKit.h>

@interface EWAppDelegate : UIResponder<UIApplicationDelegate>

@property(strong, nonatomic) UIWindow *window;

@end

EWAppDelegate.m

// See also: https://developer.apple.com/library/ios/documentation/uikit/reference/uiapplicationdelegate_protocol/Reference/Reference.html#//apple_ref/occ/intfm/UIApplicationDelegate/application:openURL:sourceApplication:annotation:

#import "EWAppDelegate.h"
#import "SVWebViewController.h"

@implementation EWAppDelegate

- (BOOL)application:(UIApplication *)application
              openURL:(NSURL *)url
    sourceApplication:(NSString *)sourceApplication
           annotation:(id)annotation {
  if ([[url scheme] isEqualToString:@"ewapp"]) {
    //TODO: parse custom URL and take action
  } else {
    // open url in an in-app browser
    UINavigationController *rootViewController = self.window.rootViewController;

    SVModalWebViewController *webViewController =
        [[SVModalWebViewController alloc] initWithURL:url];
    [rootViewController presentViewController:webViewController
                                     animated:YES
                                   completion:NULL];
  }

  return YES; // if the request was handled successfully, otherwise NO
}

@end

EWApplication.h

#import <UIKit/UIKit.h>

@interface EWApplication : UIApplication

- (BOOL)openInSafari:(NSURL *)url;

@end

EWApplication.m

#import "EWApplication.h"

@implementation EWApplication

- (BOOL)openInSafari:(NSURL *)url {
  [super openURL:url];
  return YES;
}

- (BOOL)openURL:(NSURL *)url {
  [[self delegate]
            application:self
                openURL:url
      sourceApplication:[[NSBundle mainBundle]
                            objectForInfoDictionaryKey:@"CFBundleDisplayName"]
             annotation:nil];
  return YES;
}

@end

Info.plist

Info.plist
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<!-- ... -->
	<dict>
		<key>CFBundleTypeRole</key>
		<string>Viewer</string>
		<key>CFBundleURLName</key>
		<string>ewapp</string>
		<key>CFBundleURLSchemes</key>
		<array>
			<string>ewapp</string>
		</array>
	</dict>
<!-- ... -->