- Add Facebook SDK
- Add PNUser Login
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/*
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* Copyright (c) 2014, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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#import <Foundation/Foundation.h>
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/*! The version of the App Link protocol that this library supports */
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FOUNDATION_EXPORT NSString *const BFAppLinkVersion;
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/*!
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Contains App Link metadata relevant for navigation on this device
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derived from the HTML at a given URL.
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*/
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@interface BFAppLink : NSObject
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/*!
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Creates a BFAppLink with the given list of BFAppLinkTargets and target URL.
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Generally, this will only be used by implementers of the BFAppLinkResolving protocol,
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as these implementers will produce App Link metadata for a given URL.
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@param sourceURL the URL from which this App Link is derived
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@param targets an ordered list of BFAppLinkTargets for this platform derived
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from App Link metadata.
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@param webURL the fallback web URL, if any, for the app link.
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*/
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+ (instancetype)appLinkWithSourceURL:(NSURL *)sourceURL
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targets:(NSArray *)targets
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webURL:(NSURL *)webURL;
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/*! The URL from which this BFAppLink was derived */
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@property (nonatomic, strong, readonly) NSURL *sourceURL;
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/*!
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The ordered list of targets applicable to this platform that will be used
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for navigation.
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*/
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@property (nonatomic, copy, readonly) NSArray *targets;
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/*! The fallback web URL to use if no targets are installed on this device. */
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@property (nonatomic, strong, readonly) NSURL *webURL;
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@end
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Generated
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/*
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* Copyright (c) 2014, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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#import "BFAppLink_Internal.h"
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NSString *const BFAppLinkDataParameterName = @"al_applink_data";
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NSString *const BFAppLinkTargetKeyName = @"target_url";
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NSString *const BFAppLinkUserAgentKeyName = @"user_agent";
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NSString *const BFAppLinkExtrasKeyName = @"extras";
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NSString *const BFAppLinkRefererAppLink = @"referer_app_link";
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NSString *const BFAppLinkRefererAppName = @"app_name";
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NSString *const BFAppLinkRefererUrl = @"url";
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NSString *const BFAppLinkVersionKeyName = @"version";
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NSString *const BFAppLinkVersion = @"1.0";
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@interface BFAppLink ()
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@property (nonatomic, strong, readwrite) NSURL *sourceURL;
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@property (nonatomic, copy, readwrite) NSArray *targets;
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@property (nonatomic, strong, readwrite) NSURL *webURL;
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@property (nonatomic, assign, readwrite, getter=isBackToReferrer) BOOL backToReferrer;
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@end
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@implementation BFAppLink
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+ (instancetype)appLinkWithSourceURL:(NSURL *)sourceURL
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targets:(NSArray *)targets
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webURL:(NSURL *)webURL
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isBackToReferrer:(BOOL)isBackToReferrer {
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BFAppLink *link = [[self alloc] initWithIsBackToReferrer:isBackToReferrer];
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link.sourceURL = sourceURL;
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link.targets = [targets copy];
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link.webURL = webURL;
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return link;
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}
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+ (instancetype)appLinkWithSourceURL:(NSURL *)sourceURL
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targets:(NSArray *)targets
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webURL:(NSURL *)webURL {
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return [self appLinkWithSourceURL:sourceURL
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targets:targets
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webURL:webURL
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isBackToReferrer:NO];
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}
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- (BFAppLink *)initWithIsBackToReferrer:(BOOL)backToReferrer {
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if ((self = [super init])) {
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_backToReferrer = backToReferrer;
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}
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return self;
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}
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@end
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/*
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* Copyright (c) 2014, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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#import <Foundation/Foundation.h>
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#import <Bolts/BFAppLink.h>
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/*!
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The result of calling navigate on a BFAppLinkNavigation
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*/
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typedef NS_ENUM(NSInteger, BFAppLinkNavigationType) {
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/*! Indicates that the navigation failed and no app was opened */
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BFAppLinkNavigationTypeFailure,
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/*! Indicates that the navigation succeeded by opening the URL in the browser */
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BFAppLinkNavigationTypeBrowser,
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/*! Indicates that the navigation succeeded by opening the URL in an app on the device */
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BFAppLinkNavigationTypeApp
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};
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@protocol BFAppLinkResolving;
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@class BFTask;
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/*!
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Represents a pending request to navigate to an App Link. Most developers will
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simply use navigateToURLInBackground: to open a URL, but developers can build
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custom requests with additional navigation and app data attached to them by
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creating BFAppLinkNavigations themselves.
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*/
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@interface BFAppLinkNavigation : NSObject
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/*!
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The extras for the AppLinkNavigation. This will generally contain application-specific
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data that should be passed along with the request, such as advertiser or affiliate IDs or
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other such metadata relevant on this device.
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*/
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@property (nonatomic, copy, readonly) NSDictionary *extras;
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/*!
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The al_applink_data for the AppLinkNavigation. This will generally contain data common to
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navigation attempts such as back-links, user agents, and other information that may be used
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in routing and handling an App Link request.
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*/
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@property (nonatomic, copy, readonly) NSDictionary *appLinkData;
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/*! The AppLink to navigate to */
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@property (nonatomic, strong, readonly) BFAppLink *appLink;
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/*! Creates an AppLinkNavigation with the given link, extras, and App Link data */
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+ (instancetype)navigationWithAppLink:(BFAppLink *)appLink
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extras:(NSDictionary *)extras
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appLinkData:(NSDictionary *)appLinkData;
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/*! Performs the navigation */
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- (BFAppLinkNavigationType)navigate:(NSError **)error;
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/*! Returns a BFAppLink for the given URL */
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+ (BFTask *)resolveAppLinkInBackground:(NSURL *)destination;
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/*! Returns a BFAppLink for the given URL using the given App Link resolution strategy */
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+ (BFTask *)resolveAppLinkInBackground:(NSURL *)destination resolver:(id<BFAppLinkResolving>)resolver;
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/*! Navigates to a BFAppLink and returns whether it opened in-app or in-browser */
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+ (BFAppLinkNavigationType)navigateToAppLink:(BFAppLink *)link error:(NSError **)error;
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/*! Navigates to a URL (an asynchronous action) and returns a BFNavigationType */
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+ (BFTask *)navigateToURLInBackground:(NSURL *)destination;
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/*!
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Navigates to a URL (an asynchronous action) using the given App Link resolution
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strategy and returns a BFNavigationType
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*/
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+ (BFTask *)navigateToURLInBackground:(NSURL *)destination resolver:(id<BFAppLinkResolving>)resolver;
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/*!
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Gets the default resolver to be used for App Link resolution. If the developer has not set one explicitly,
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a basic, built-in resolver will be used.
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*/
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+ (id<BFAppLinkResolving>)defaultResolver;
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/*!
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Sets the default resolver to be used for App Link resolution. Setting this to nil will revert the
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default resolver to the basic, built-in resolver provided by Bolts.
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*/
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+ (void)setDefaultResolver:(id<BFAppLinkResolving>)resolver;
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@end
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+248
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/*
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* Copyright (c) 2014, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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#import <UIKit/UIKit.h>
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#import "BFAppLinkNavigation.h"
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#import "BFTaskCompletionSource.h"
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#import "BFAppLinkTarget.h"
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#import "BoltsVersion.h"
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#import "BFWebViewAppLinkResolver.h"
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#import "BFExecutor.h"
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#import "BFTask.h"
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#import "BFMeasurementEvent_Internal.h"
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#import "BFAppLink_Internal.h"
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FOUNDATION_EXPORT NSString *const BFAppLinkDataParameterName;
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FOUNDATION_EXPORT NSString *const BFAppLinkTargetKeyName;
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FOUNDATION_EXPORT NSString *const BFAppLinkUserAgentKeyName;
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FOUNDATION_EXPORT NSString *const BFAppLinkExtrasKeyName;
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FOUNDATION_EXPORT NSString *const BFAppLinkVersionKeyName;
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static id<BFAppLinkResolving> defaultResolver;
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@interface BFAppLinkNavigation ()
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@property (nonatomic, copy, readwrite) NSDictionary *extras;
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@property (nonatomic, copy, readwrite) NSDictionary *appLinkData;
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@property (nonatomic, strong, readwrite) BFAppLink *appLink;
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@end
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@implementation BFAppLinkNavigation
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+ (instancetype)navigationWithAppLink:(BFAppLink *)appLink
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extras:(NSDictionary *)extras
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appLinkData:(NSDictionary *)appLinkData {
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BFAppLinkNavigation *navigation = [[self alloc] init];
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navigation.appLink = appLink;
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navigation.extras = extras;
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navigation.appLinkData = appLinkData;
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return navigation;
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}
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- (NSString *)stringByEscapingQueryString:(NSString *)string {
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#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_7_0 || __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_9
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return [string stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];
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#else
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return (NSString *)CFBridgingRelease(CFURLCreateStringByAddingPercentEscapes(NULL,
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(CFStringRef)string,
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NULL,
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(CFStringRef) @":/?#[]@!$&'()*+,;=",
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kCFStringEncodingUTF8));
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#endif
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}
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- (NSURL *)appLinkURLWithTargetURL:(NSURL *)targetUrl error:(NSError **)error {
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NSMutableDictionary *appLinkData = [NSMutableDictionary dictionaryWithDictionary:self.appLinkData ?: @{}];
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// Add applink protocol data
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if (!appLinkData[BFAppLinkUserAgentKeyName]) {
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appLinkData[BFAppLinkUserAgentKeyName] = [NSString stringWithFormat:@"Bolts iOS %@", BOLTS_VERSION];
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}
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if (!appLinkData[BFAppLinkVersionKeyName]) {
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appLinkData[BFAppLinkVersionKeyName] = BFAppLinkVersion;
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}
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appLinkData[BFAppLinkTargetKeyName] = [self.appLink.sourceURL absoluteString];
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appLinkData[BFAppLinkExtrasKeyName] = self.extras ?: @{};
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// JSON-ify the applink data
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NSError *jsonError = nil;
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NSData *jsonBlob = [NSJSONSerialization dataWithJSONObject:appLinkData options:0 error:&jsonError];
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if (!jsonError) {
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NSString *jsonString = [[NSString alloc] initWithData:jsonBlob encoding:NSUTF8StringEncoding];
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NSString *encoded = [self stringByEscapingQueryString:jsonString];
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NSString *endUrlString = [NSString stringWithFormat:@"%@%@%@=%@",
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[targetUrl absoluteString],
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targetUrl.query ? @"&" : @"?",
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BFAppLinkDataParameterName,
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encoded];
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return [NSURL URLWithString:endUrlString];
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} else {
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if (error) {
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*error = jsonError;
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}
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// If there was an error encoding the app link data, fail hard.
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return nil;
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}
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}
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- (BFAppLinkNavigationType)navigate:(NSError **)error {
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NSURL *openedURL = nil;
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NSError *encodingError = nil;
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BFAppLinkNavigationType retType = BFAppLinkNavigationTypeFailure;
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// Find the first eligible/launchable target in the BFAppLink.
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for (BFAppLinkTarget *target in self.appLink.targets) {
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NSURL *appLinkAppURL = [self appLinkURLWithTargetURL:target.URL error:&encodingError];
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if (encodingError || !appLinkAppURL) {
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if (error) {
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*error = encodingError;
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}
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} else if ([[UIApplication sharedApplication] openURL:appLinkAppURL]) {
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retType = BFAppLinkNavigationTypeApp;
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openedURL = appLinkAppURL;
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break;
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}
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}
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if (!openedURL && self.appLink.webURL) {
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// Fall back to opening the url in the browser if available.
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NSURL *appLinkBrowserURL = [self appLinkURLWithTargetURL:self.appLink.webURL error:&encodingError];
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if (encodingError || !appLinkBrowserURL) {
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// If there was an error encoding the app link data, fail hard.
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if (error) {
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*error = encodingError;
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}
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} else if ([[UIApplication sharedApplication] openURL:appLinkBrowserURL]) {
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// This was a browser navigation.
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retType = BFAppLinkNavigationTypeBrowser;
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openedURL = appLinkBrowserURL;
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}
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}
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[self postAppLinkNavigateEventNotificationWithTargetURL:openedURL
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error:error ? *error : nil
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type:retType];
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return retType;
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}
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- (void)postAppLinkNavigateEventNotificationWithTargetURL:(NSURL *)outputURL error:(NSError *)error type:(BFAppLinkNavigationType)type {
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NSString *const EVENT_YES_VAL = @"1";
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NSString *const EVENT_NO_VAL = @"0";
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NSMutableDictionary *logData = [[NSMutableDictionary alloc] init];
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NSString *outputURLScheme = [outputURL scheme];
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NSString *outputURLString = [outputURL absoluteString];
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if (outputURLScheme) {
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logData[@"outputURLScheme"] = outputURLScheme;
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}
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if (outputURLString) {
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logData[@"outputURL"] = outputURLString;
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}
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NSString *sourceURLString = [self.appLink.sourceURL absoluteString];
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NSString *sourceURLHost = [self.appLink.sourceURL host];
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NSString *sourceURLScheme = [self.appLink.sourceURL scheme];
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if (sourceURLString) {
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logData[@"sourceURL"] = sourceURLString;
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}
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if (sourceURLHost) {
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logData[@"sourceHost"] = sourceURLHost;
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}
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if (sourceURLScheme) {
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logData[@"sourceScheme"] = sourceURLScheme;
|
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}
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if ([error localizedDescription]) {
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logData[@"error"] = [error localizedDescription];
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}
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NSString *success = nil; //no
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NSString *linkType = nil; // unknown;
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switch (type) {
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case BFAppLinkNavigationTypeFailure:
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success = EVENT_NO_VAL;
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linkType = @"fail";
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break;
|
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case BFAppLinkNavigationTypeBrowser:
|
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success = EVENT_YES_VAL;
|
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linkType = @"web";
|
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break;
|
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case BFAppLinkNavigationTypeApp:
|
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success = EVENT_YES_VAL;
|
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linkType = @"app";
|
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break;
|
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default:
|
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break;
|
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}
|
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if (success) {
|
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logData[@"success"] = success;
|
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}
|
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if (linkType) {
|
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logData[@"type"] = linkType;
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}
|
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|
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if ([self.appLink isBackToReferrer]) {
|
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[BFMeasurementEvent postNotificationForEventName:BFAppLinkNavigateBackToReferrerEventName args:logData];
|
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} else {
|
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[BFMeasurementEvent postNotificationForEventName:BFAppLinkNavigateOutEventName args:logData];
|
||||
}
|
||||
}
|
||||
|
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+ (BFTask *)resolveAppLinkInBackground:(NSURL *)destination resolver:(id<BFAppLinkResolving>)resolver {
|
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return [resolver appLinkFromURLInBackground:destination];
|
||||
}
|
||||
|
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+ (BFTask *)resolveAppLinkInBackground:(NSURL *)destination {
|
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return [self resolveAppLinkInBackground:destination resolver:[self defaultResolver]];
|
||||
}
|
||||
|
||||
+ (BFTask *)navigateToURLInBackground:(NSURL *)destination {
|
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return [self navigateToURLInBackground:destination
|
||||
resolver:[self defaultResolver]];
|
||||
}
|
||||
|
||||
+ (BFTask *)navigateToURLInBackground:(NSURL *)destination
|
||||
resolver:(id<BFAppLinkResolving>)resolver {
|
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BFTask *resolutionTask = [self resolveAppLinkInBackground:destination
|
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resolver:resolver];
|
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return [resolutionTask continueWithExecutor:[BFExecutor mainThreadExecutor]
|
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withSuccessBlock:^id(BFTask *task) {
|
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NSError *error = nil;
|
||||
BFAppLinkNavigationType result = [self navigateToAppLink:task.result
|
||||
error:&error];
|
||||
if (error) {
|
||||
return [BFTask taskWithError:error];
|
||||
} else {
|
||||
return @(result);
|
||||
}
|
||||
}];
|
||||
}
|
||||
|
||||
+ (BFAppLinkNavigationType)navigateToAppLink:(BFAppLink *)link error:(NSError **)error {
|
||||
return [[BFAppLinkNavigation navigationWithAppLink:link
|
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extras:nil
|
||||
appLinkData:nil] navigate:error];
|
||||
}
|
||||
|
||||
+ (id<BFAppLinkResolving>)defaultResolver {
|
||||
if (defaultResolver) {
|
||||
return defaultResolver;
|
||||
}
|
||||
return [BFWebViewAppLinkResolver sharedInstance];
|
||||
}
|
||||
|
||||
+ (void)setDefaultResolver:(id<BFAppLinkResolving>)resolver {
|
||||
defaultResolver = resolver;
|
||||
}
|
||||
|
||||
@end
|
||||
+30
@@ -0,0 +1,30 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
|
||||
@class BFTask;
|
||||
|
||||
/*!
|
||||
Implement this protocol to provide an alternate strategy for resolving
|
||||
App Links that may include pre-fetching, caching, or querying for App Link
|
||||
data from an index provided by a service provider.
|
||||
*/
|
||||
@protocol BFAppLinkResolving <NSObject>
|
||||
|
||||
/*!
|
||||
Asynchronously resolves App Link data for a given URL.
|
||||
|
||||
@param url The URL to resolve into an App Link.
|
||||
@returns A BFTask that will return a BFAppLink for the given URL.
|
||||
*/
|
||||
- (BFTask *)appLinkFromURLInBackground:(NSURL *)url;
|
||||
|
||||
@end
|
||||
@@ -0,0 +1,87 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
#import <UIKit/UIKit.h>
|
||||
|
||||
#import <Bolts/BFAppLinkReturnToRefererView.h>
|
||||
|
||||
@class BFAppLink;
|
||||
@class BFAppLinkReturnToRefererController;
|
||||
|
||||
/*!
|
||||
Protocol that a class can implement in order to be notified when the user has navigated back
|
||||
to the referer of an App Link.
|
||||
*/
|
||||
@protocol BFAppLinkReturnToRefererControllerDelegate <NSObject>
|
||||
|
||||
@optional
|
||||
|
||||
/*! Called when the user has tapped to navigate, but before the navigation has been performed. */
|
||||
- (void)returnToRefererController:(BFAppLinkReturnToRefererController *)controller
|
||||
willNavigateToAppLink:(BFAppLink *)appLink;
|
||||
|
||||
/*! Called after the navigation has been attempted, with an indication of whether the referer
|
||||
app link was successfully opened. */
|
||||
- (void)returnToRefererController:(BFAppLinkReturnToRefererController *)controller
|
||||
didNavigateToAppLink:(BFAppLink *)url
|
||||
type:(BFAppLinkNavigationType)type;
|
||||
|
||||
@end
|
||||
|
||||
/*!
|
||||
A controller class that implements default behavior for a BFAppLinkReturnToRefererView, including
|
||||
the ability to display the view above the navigation bar for navigation-based apps.
|
||||
*/
|
||||
@interface BFAppLinkReturnToRefererController : NSObject <BFAppLinkReturnToRefererViewDelegate>
|
||||
|
||||
/*!
|
||||
The delegate that will be notified when the user navigates back to the referer.
|
||||
*/
|
||||
@property (nonatomic, weak) id<BFAppLinkReturnToRefererControllerDelegate> delegate;
|
||||
|
||||
/*!
|
||||
The BFAppLinkReturnToRefererView this controller is controlling.
|
||||
*/
|
||||
@property (nonatomic, strong) BFAppLinkReturnToRefererView *view;
|
||||
|
||||
/*!
|
||||
Initializes a controller suitable for controlling a BFAppLinkReturnToRefererView that is to be displayed
|
||||
contained within another UIView (i.e., not displayed above the navigation bar).
|
||||
*/
|
||||
- (instancetype)init;
|
||||
|
||||
/*!
|
||||
Initializes a controller suitable for controlling a BFAppLinkReturnToRefererView that is to be displayed
|
||||
displayed above the navigation bar.
|
||||
*/
|
||||
- (instancetype)initForDisplayAboveNavController:(UINavigationController *)navController;
|
||||
|
||||
/*!
|
||||
Removes the view entirely from the navigation controller it is currently displayed in.
|
||||
*/
|
||||
- (void)removeFromNavController;
|
||||
|
||||
/*!
|
||||
Shows the BFAppLinkReturnToRefererView with the specified referer information. If nil or missing data,
|
||||
the view will not be displayed. */
|
||||
- (void)showViewForRefererAppLink:(BFAppLink *)refererAppLink;
|
||||
|
||||
/*!
|
||||
Shows the BFAppLinkReturnToRefererView with referer information extracted from the specified URL.
|
||||
If nil or missing referer App Link data, the view will not be displayed. */
|
||||
- (void)showViewForRefererURL:(NSURL *)url;
|
||||
|
||||
/*!
|
||||
Closes the view, possibly animating it.
|
||||
*/
|
||||
- (void)closeViewAnimated:(BOOL)animated;
|
||||
|
||||
@end
|
||||
@@ -0,0 +1,230 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import "BFAppLinkReturnToRefererController.h"
|
||||
|
||||
#import "BFAppLink.h"
|
||||
#import "BFAppLinkReturnToRefererView_Internal.h"
|
||||
#import "BFURL_Internal.h"
|
||||
|
||||
static const CFTimeInterval kBFViewAnimationDuration = 0.25f;
|
||||
|
||||
@implementation BFAppLinkReturnToRefererController {
|
||||
UINavigationController *_navigationController;
|
||||
BFAppLinkReturnToRefererView *_view;
|
||||
}
|
||||
|
||||
#pragma mark - Object lifecycle
|
||||
|
||||
- (instancetype)init {
|
||||
return [self initForDisplayAboveNavController:nil];
|
||||
}
|
||||
|
||||
- (instancetype)initForDisplayAboveNavController:(UINavigationController *)navController {
|
||||
self = [super init];
|
||||
if (self) {
|
||||
_navigationController = navController;
|
||||
|
||||
if (_navigationController != nil) {
|
||||
NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
|
||||
[nc addObserver:self
|
||||
selector:@selector(statusBarFrameWillChange:)
|
||||
name:UIApplicationWillChangeStatusBarFrameNotification
|
||||
object:nil];
|
||||
[nc addObserver:self
|
||||
selector:@selector(statusBarFrameDidChange:)
|
||||
name:UIApplicationDidChangeStatusBarFrameNotification
|
||||
object:nil];
|
||||
[nc addObserver:self
|
||||
selector:@selector(orientationDidChange:)
|
||||
name:UIDeviceOrientationDidChangeNotification
|
||||
object:nil];
|
||||
}
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)dealloc {
|
||||
_view.delegate = nil;
|
||||
[[NSNotificationCenter defaultCenter] removeObserver:self];
|
||||
}
|
||||
|
||||
#pragma mark - Public API
|
||||
|
||||
- (BFAppLinkReturnToRefererView *)view {
|
||||
if (!_view) {
|
||||
self.view = [[BFAppLinkReturnToRefererView alloc] initWithFrame:CGRectZero];
|
||||
if (_navigationController) {
|
||||
[_navigationController.view addSubview:_view];
|
||||
}
|
||||
}
|
||||
return _view;
|
||||
}
|
||||
|
||||
- (void)setView:(BFAppLinkReturnToRefererView *)view {
|
||||
if (_view != view) {
|
||||
_view.delegate = nil;
|
||||
}
|
||||
|
||||
_view = view;
|
||||
_view.delegate = self;
|
||||
|
||||
if (_navigationController) {
|
||||
_view.includeStatusBarInSize = BFIncludeStatusBarInSizeAlways;
|
||||
}
|
||||
}
|
||||
|
||||
- (void)showViewForRefererAppLink:(BFAppLink *)refererAppLink {
|
||||
self.view.refererAppLink = refererAppLink;
|
||||
|
||||
[_view sizeToFit];
|
||||
|
||||
if (_navigationController) {
|
||||
if (!_view.closed) {
|
||||
dispatch_async(dispatch_get_main_queue(), ^{
|
||||
[self moveNavigationBar];
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
- (void)showViewForRefererURL:(NSURL *)url {
|
||||
BFAppLink *appLink = [BFURL URLForRenderBackToReferrerBarURL:url].appLinkReferer;
|
||||
[self showViewForRefererAppLink:appLink];
|
||||
}
|
||||
|
||||
- (void)removeFromNavController {
|
||||
if (_navigationController) {
|
||||
[_view removeFromSuperview];
|
||||
_navigationController = nil;
|
||||
}
|
||||
}
|
||||
|
||||
#pragma mark - BFAppLinkReturnToRefererViewDelegate
|
||||
|
||||
- (void)returnToRefererViewDidTapInsideCloseButton:(BFAppLinkReturnToRefererView *)view {
|
||||
[self closeViewAnimated:YES explicitlyClosed:YES];
|
||||
}
|
||||
|
||||
- (void)returnToRefererViewDidTapInsideLink:(BFAppLinkReturnToRefererView *)view
|
||||
link:(BFAppLink *)link {
|
||||
[self openRefererAppLink:link];
|
||||
[self closeViewAnimated:NO explicitlyClosed:NO];
|
||||
}
|
||||
|
||||
#pragma mark - Private
|
||||
|
||||
- (void)statusBarFrameWillChange:(NSNotification *)notification {
|
||||
NSValue *rectValue = [[notification userInfo] valueForKey:UIApplicationStatusBarFrameUserInfoKey];
|
||||
CGRect newFrame;
|
||||
[rectValue getValue:&newFrame];
|
||||
|
||||
if (_navigationController && !_view.closed) {
|
||||
if (CGRectGetHeight(newFrame) == 40) {
|
||||
UIViewAnimationOptions options = UIViewAnimationOptionBeginFromCurrentState;
|
||||
[UIView animateWithDuration:kBFViewAnimationDuration delay:0.0 options:options animations:^{
|
||||
_view.frame = CGRectMake(0.0, 0.0, CGRectGetWidth(_view.bounds), 0.0);
|
||||
} completion:nil];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
- (void)statusBarFrameDidChange:(NSNotification *)notification {
|
||||
NSValue *rectValue = [[notification userInfo] valueForKey:UIApplicationStatusBarFrameUserInfoKey];
|
||||
CGRect newFrame;
|
||||
[rectValue getValue:&newFrame];
|
||||
|
||||
if (_navigationController && !_view.closed) {
|
||||
if (CGRectGetHeight(newFrame) == 40) {
|
||||
UIViewAnimationOptions options = UIViewAnimationOptionBeginFromCurrentState;
|
||||
[UIView animateWithDuration:kBFViewAnimationDuration delay:0.0 options:options animations:^{
|
||||
[_view sizeToFit];
|
||||
[self moveNavigationBar];
|
||||
} completion:nil];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
- (void)orientationDidChange:(NSNotificationCenter *)notification {
|
||||
if (_navigationController && !_view.closed && CGRectGetHeight(_view.bounds) > 0) {
|
||||
dispatch_async(dispatch_get_main_queue(), ^{
|
||||
[self moveNavigationBar];
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
- (void)moveNavigationBar {
|
||||
if (_view.closed || !_view.refererAppLink) {
|
||||
return;
|
||||
}
|
||||
|
||||
[self updateNavigationBarY:CGRectGetHeight(_view.bounds)];
|
||||
}
|
||||
|
||||
- (void)updateNavigationBarY:(CGFloat)y {
|
||||
UINavigationBar *navigationBar = _navigationController.navigationBar;
|
||||
CGRect navigationBarFrame = navigationBar.frame;
|
||||
CGFloat oldContainerViewY = CGRectGetMaxY(navigationBarFrame);
|
||||
navigationBarFrame.origin.y = y;
|
||||
navigationBar.frame = navigationBarFrame;
|
||||
|
||||
CGFloat dy = CGRectGetMaxY(navigationBarFrame) - oldContainerViewY;
|
||||
UIView *containerView = _navigationController.visibleViewController.view.superview;
|
||||
containerView.frame = UIEdgeInsetsInsetRect(containerView.frame, UIEdgeInsetsMake(dy, 0.0, 0.0, 0.0));
|
||||
}
|
||||
|
||||
- (void)closeViewAnimated:(BOOL)animated {
|
||||
[self closeViewAnimated:animated explicitlyClosed:YES];
|
||||
}
|
||||
|
||||
- (void)closeViewAnimated:(BOOL)animated explicitlyClosed:(BOOL)explicitlyClosed {
|
||||
void (^closer)(void) = ^{
|
||||
if (_navigationController) {
|
||||
[self updateNavigationBarY:_view.statusBarHeight];
|
||||
}
|
||||
|
||||
CGRect frame = _view.frame;
|
||||
frame.size.height = 0.0;
|
||||
_view.frame = frame;
|
||||
};
|
||||
|
||||
if (animated) {
|
||||
[UIView animateWithDuration:kBFViewAnimationDuration animations:^{
|
||||
closer();
|
||||
} completion:^(BOOL finished) {
|
||||
if (explicitlyClosed) {
|
||||
_view.closed = YES;
|
||||
}
|
||||
}];
|
||||
} else {
|
||||
closer();
|
||||
if (explicitlyClosed) {
|
||||
_view.closed = YES;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
- (void)openRefererAppLink:(BFAppLink *)refererAppLink {
|
||||
if (refererAppLink) {
|
||||
id<BFAppLinkReturnToRefererControllerDelegate> delegate = _delegate;
|
||||
if ([delegate respondsToSelector:@selector(returnToRefererController:willNavigateToAppLink:)]) {
|
||||
[delegate returnToRefererController:self willNavigateToAppLink:refererAppLink];
|
||||
}
|
||||
|
||||
NSError *error = nil;
|
||||
BFAppLinkNavigationType type = [BFAppLinkNavigation navigateToAppLink:refererAppLink error:&error];
|
||||
|
||||
if ([delegate respondsToSelector:@selector(returnToRefererController:didNavigateToAppLink:type:)]) {
|
||||
[delegate returnToRefererController:self didNavigateToAppLink:refererAppLink type:type];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@end
|
||||
@@ -0,0 +1,77 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
#import <UIKit/UIKit.h>
|
||||
|
||||
#import <Bolts/BFAppLinkNavigation.h>
|
||||
|
||||
@class BFAppLinkReturnToRefererView;
|
||||
@class BFURL;
|
||||
|
||||
typedef NS_ENUM(NSUInteger, BFIncludeStatusBarInSize) {
|
||||
BFIncludeStatusBarInSizeNever,
|
||||
BFIncludeStatusBarInSizeIOS7AndLater,
|
||||
BFIncludeStatusBarInSizeAlways,
|
||||
};
|
||||
|
||||
/*!
|
||||
Protocol that a class can implement in order to be notified when the user has navigated back
|
||||
to the referer of an App Link.
|
||||
*/
|
||||
@protocol BFAppLinkReturnToRefererViewDelegate <NSObject>
|
||||
|
||||
/*!
|
||||
Called when the user has tapped inside the close button.
|
||||
*/
|
||||
- (void)returnToRefererViewDidTapInsideCloseButton:(BFAppLinkReturnToRefererView *)view;
|
||||
|
||||
/*!
|
||||
Called when the user has tapped inside the App Link portion of the view.
|
||||
*/
|
||||
- (void)returnToRefererViewDidTapInsideLink:(BFAppLinkReturnToRefererView *)view
|
||||
link:(BFAppLink *)link;
|
||||
|
||||
@end
|
||||
|
||||
/*!
|
||||
Provides a UIView that displays a button allowing users to navigate back to the
|
||||
application that launched the App Link currently being handled, if the App Link
|
||||
contained referer data. The user can also close the view by clicking a close button
|
||||
rather than navigating away. If the view is provided an App Link that does not contain
|
||||
referer data, it will have zero size and no UI will be displayed.
|
||||
*/
|
||||
@interface BFAppLinkReturnToRefererView : UIView
|
||||
|
||||
/*!
|
||||
The delegate that will be notified when the user navigates back to the referer.
|
||||
*/
|
||||
@property (nonatomic, weak) id<BFAppLinkReturnToRefererViewDelegate> delegate;
|
||||
|
||||
/*!
|
||||
The color of the text label and close button.
|
||||
*/
|
||||
@property (nonatomic, strong) UIColor *textColor;
|
||||
|
||||
@property (nonatomic, strong) BFAppLink *refererAppLink;
|
||||
|
||||
/*!
|
||||
Indicates whether to extend the size of the view to include the current status bar
|
||||
size, for use in scenarios where the view might extend under the status bar on iOS 7 and
|
||||
above; this property has no effect on earlier versions of iOS.
|
||||
*/
|
||||
@property (nonatomic, assign) BFIncludeStatusBarInSize includeStatusBarInSize;
|
||||
|
||||
/*!
|
||||
Indicates whether the user has closed the view by clicking the close button.
|
||||
*/
|
||||
@property (nonatomic, assign) BOOL closed;
|
||||
|
||||
@end
|
||||
@@ -0,0 +1,269 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import "BFAppLinkReturnToRefererView.h"
|
||||
|
||||
#import "BFAppLink.h"
|
||||
#import "BFAppLinkTarget.h"
|
||||
|
||||
static const CGFloat BFMarginX = 8.5f;
|
||||
static const CGFloat BFMarginY = 8.5f;
|
||||
|
||||
static NSString *const BFRefererAppLink = @"referer_app_link";
|
||||
static NSString *const BFRefererAppName = @"app_name";
|
||||
static NSString *const BFRefererUrl = @"url";
|
||||
static const CGFloat BFCloseButtonWidth = 12.0;
|
||||
static const CGFloat BFCloseButtonHeight = 12.0;
|
||||
|
||||
@interface BFAppLinkReturnToRefererView ()
|
||||
|
||||
@property (nonatomic, strong) UILabel *labelView;
|
||||
@property (nonatomic, strong) UIButton *closeButton;
|
||||
@property (nonatomic, strong) UITapGestureRecognizer *insideTapGestureRecognizer;
|
||||
@property (nonatomic, strong) UIView *viewToMoveWithNavController;
|
||||
|
||||
@end
|
||||
|
||||
@implementation BFAppLinkReturnToRefererView {
|
||||
BOOL _explicitlyHidden;
|
||||
}
|
||||
|
||||
#pragma mark - Initialization
|
||||
|
||||
- (instancetype)initWithFrame:(CGRect)frame {
|
||||
self = [super initWithFrame:frame];
|
||||
if (self) {
|
||||
[self commonInit];
|
||||
[self sizeToFit];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (instancetype)initWithCoder:(NSCoder *)aDecoder {
|
||||
self = [super initWithCoder:aDecoder];
|
||||
if (self) {
|
||||
[self commonInit];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)commonInit {
|
||||
// Initialization code
|
||||
_includeStatusBarInSize = BFIncludeStatusBarInSizeIOS7AndLater;
|
||||
|
||||
// iOS 7 system blue color
|
||||
self.backgroundColor = [UIColor colorWithRed:0.0f green:122.0f / 255.0f blue:1.0f alpha:1.0f];
|
||||
self.textColor = [UIColor whiteColor];
|
||||
self.clipsToBounds = YES;
|
||||
|
||||
[self initViews];
|
||||
}
|
||||
|
||||
- (void)initViews {
|
||||
if (!_labelView && !_closeButton) {
|
||||
_closeButton = [UIButton buttonWithType:UIButtonTypeCustom];
|
||||
_closeButton.backgroundColor = [UIColor clearColor];
|
||||
_closeButton.userInteractionEnabled = YES;
|
||||
_closeButton.clipsToBounds = YES;
|
||||
_closeButton.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin;
|
||||
_closeButton.contentMode = UIViewContentModeCenter;
|
||||
[_closeButton addTarget:self action:@selector(closeButtonTapped:) forControlEvents:UIControlEventTouchUpInside];
|
||||
|
||||
[self addSubview:_closeButton];
|
||||
|
||||
_labelView = [[UILabel alloc] initWithFrame:CGRectZero];
|
||||
_labelView.font = [UIFont systemFontOfSize:[UIFont smallSystemFontSize]];
|
||||
_labelView.textColor = [UIColor whiteColor];
|
||||
_labelView.backgroundColor = [UIColor clearColor];
|
||||
#ifdef __IPHONE_6_0
|
||||
_labelView.textAlignment = NSTextAlignmentCenter;
|
||||
#else
|
||||
_labelView.textAlignment = UITextAlignmentCenter;
|
||||
#endif
|
||||
_labelView.clipsToBounds = YES;
|
||||
[self updateLabelText];
|
||||
[self addSubview:_labelView];
|
||||
|
||||
_insideTapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onTapInside:)];
|
||||
_labelView.userInteractionEnabled = YES;
|
||||
[_labelView addGestureRecognizer:_insideTapGestureRecognizer];
|
||||
|
||||
[self updateColors];
|
||||
}
|
||||
}
|
||||
|
||||
#pragma mark - Layout
|
||||
|
||||
- (CGSize)intrinsicContentSize {
|
||||
CGSize size = self.bounds.size;
|
||||
if (_closed || !self.hasRefererData) {
|
||||
size.height = 0.0;
|
||||
} else {
|
||||
CGSize labelSize = [_labelView sizeThatFits:size];
|
||||
size = CGSizeMake(size.width, labelSize.height + 2 * BFMarginY + self.statusBarHeight);
|
||||
}
|
||||
return size;
|
||||
}
|
||||
|
||||
- (void)layoutSubviews {
|
||||
[super layoutSubviews];
|
||||
|
||||
CGRect bounds = self.bounds;
|
||||
|
||||
_labelView.preferredMaxLayoutWidth = _labelView.bounds.size.width;
|
||||
CGSize labelSize = [_labelView sizeThatFits:bounds.size];
|
||||
_labelView.frame = CGRectMake(BFMarginX,
|
||||
CGRectGetMaxY(bounds) - labelSize.height - 1.5f * BFMarginY,
|
||||
CGRectGetMaxX(bounds) - BFCloseButtonWidth - 3 * BFMarginX,
|
||||
labelSize.height + BFMarginY);
|
||||
|
||||
_closeButton.frame = CGRectMake(CGRectGetMaxX(bounds) - BFCloseButtonWidth - 2 * BFMarginX,
|
||||
_labelView.center.y - BFCloseButtonHeight / 2.0f - BFMarginY,
|
||||
BFCloseButtonWidth + 2 * BFMarginX,
|
||||
BFCloseButtonHeight + 2 * BFMarginY);
|
||||
}
|
||||
|
||||
- (CGSize)sizeThatFits:(CGSize)size {
|
||||
if (_closed || !self.hasRefererData) {
|
||||
size = CGSizeMake(size.width, 0.0);
|
||||
} else {
|
||||
CGSize labelSize = [_labelView sizeThatFits:size];
|
||||
size = CGSizeMake(size.width, labelSize.height + 2 * BFMarginY + self.statusBarHeight);
|
||||
}
|
||||
return size;
|
||||
}
|
||||
|
||||
- (CGFloat)statusBarHeight {
|
||||
UIApplication *application = [UIApplication sharedApplication];
|
||||
|
||||
BOOL include;
|
||||
switch (_includeStatusBarInSize) {
|
||||
case BFIncludeStatusBarInSizeAlways:
|
||||
include = YES;
|
||||
break;
|
||||
case BFIncludeStatusBarInSizeIOS7AndLater: {
|
||||
float systemVersion = [[[UIDevice currentDevice] systemVersion] floatValue];
|
||||
include = (systemVersion >= 7.0);
|
||||
break;
|
||||
}
|
||||
case BFIncludeStatusBarInSizeNever:
|
||||
include = NO;
|
||||
break;
|
||||
}
|
||||
if (include && !application.statusBarHidden) {
|
||||
BOOL landscape = UIInterfaceOrientationIsLandscape(application.statusBarOrientation);
|
||||
CGRect statusBarFrame = application.statusBarFrame;
|
||||
return landscape ? CGRectGetWidth(statusBarFrame) : CGRectGetHeight(statusBarFrame);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#pragma mark - Public API
|
||||
|
||||
- (void)setIncludeStatusBarInSize:(BFIncludeStatusBarInSize)includeStatusBarInSize {
|
||||
_includeStatusBarInSize = includeStatusBarInSize;
|
||||
[self setNeedsLayout];
|
||||
[self invalidateIntrinsicContentSize];
|
||||
}
|
||||
|
||||
- (void)setTextColor:(UIColor *)textColor {
|
||||
_textColor = textColor;
|
||||
[self updateColors];
|
||||
}
|
||||
|
||||
- (void)setRefererAppLink:(BFAppLink *)refererAppLink {
|
||||
_refererAppLink = refererAppLink;
|
||||
[self updateLabelText];
|
||||
[self updateHidden];
|
||||
[self invalidateIntrinsicContentSize];
|
||||
}
|
||||
|
||||
- (void)setClosed:(BOOL)closed {
|
||||
if (_closed != closed) {
|
||||
_closed = closed;
|
||||
[self updateHidden];
|
||||
[self invalidateIntrinsicContentSize];
|
||||
}
|
||||
}
|
||||
|
||||
- (void)setHidden:(BOOL)hidden {
|
||||
_explicitlyHidden = hidden;
|
||||
[self updateHidden];
|
||||
}
|
||||
|
||||
#pragma mark - Private
|
||||
|
||||
- (void)updateLabelText {
|
||||
NSString *appName = (_refererAppLink && _refererAppLink.targets[0]) ? [_refererAppLink.targets[0] appName] : nil;
|
||||
_labelView.text = [self localizedLabelForReferer:appName];
|
||||
}
|
||||
|
||||
- (void)updateColors {
|
||||
UIImage *closeButtonImage = [self drawCloseButtonImageWithColor:_textColor];
|
||||
|
||||
_labelView.textColor = _textColor;
|
||||
[_closeButton setImage:closeButtonImage forState:UIControlStateNormal];
|
||||
}
|
||||
|
||||
- (UIImage *)drawCloseButtonImageWithColor:(UIColor *)color {
|
||||
|
||||
UIGraphicsBeginImageContextWithOptions(CGSizeMake(BFCloseButtonWidth, BFCloseButtonHeight), NO, 0.0f);
|
||||
|
||||
CGContextRef context = UIGraphicsGetCurrentContext();
|
||||
|
||||
CGContextSetStrokeColorWithColor(context, [color CGColor]);
|
||||
CGContextSetFillColorWithColor(context, [color CGColor]);
|
||||
|
||||
CGContextSetLineWidth(context, 1.25f);
|
||||
|
||||
CGFloat inset = 0.5f;
|
||||
|
||||
CGContextMoveToPoint(context, inset, inset);
|
||||
CGContextAddLineToPoint(context, BFCloseButtonWidth - inset, BFCloseButtonHeight - inset);
|
||||
CGContextStrokePath(context);
|
||||
|
||||
CGContextMoveToPoint(context, BFCloseButtonWidth - inset, inset);
|
||||
CGContextAddLineToPoint(context, inset, BFCloseButtonHeight - inset);
|
||||
CGContextStrokePath(context);
|
||||
|
||||
UIImage *result = UIGraphicsGetImageFromCurrentImageContext();
|
||||
UIGraphicsEndImageContext();
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
- (NSString *)localizedLabelForReferer:(NSString *)refererName {
|
||||
if (!refererName) {
|
||||
return nil;
|
||||
}
|
||||
|
||||
NSString *format = NSLocalizedString(@"Touch to return to %1$@", @"Format for the string to return to a calling app.");
|
||||
|
||||
return [NSString stringWithFormat:format, refererName];
|
||||
}
|
||||
|
||||
- (BOOL)hasRefererData {
|
||||
return _refererAppLink && _refererAppLink.targets[0];
|
||||
}
|
||||
|
||||
- (void)closeButtonTapped:(id)sender {
|
||||
[_delegate returnToRefererViewDidTapInsideCloseButton:self];
|
||||
}
|
||||
|
||||
- (void)onTapInside:(UIGestureRecognizer *)sender {
|
||||
[_delegate returnToRefererViewDidTapInsideLink:self link:_refererAppLink];
|
||||
}
|
||||
|
||||
- (void)updateHidden {
|
||||
[super setHidden:_explicitlyHidden || _closed || !self.hasRefererData];
|
||||
}
|
||||
|
||||
@end
|
||||
@@ -0,0 +1,17 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Bolts/BFAppLinkReturnToRefererView.h>
|
||||
|
||||
@interface BFAppLinkReturnToRefererView (Internal)
|
||||
|
||||
- (CGFloat)statusBarHeight;
|
||||
|
||||
@end
|
||||
+33
@@ -0,0 +1,33 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
|
||||
/*!
|
||||
Represents a target defined in App Link metadata, consisting of at least
|
||||
a URL, and optionally an App Store ID and name.
|
||||
*/
|
||||
@interface BFAppLinkTarget : NSObject
|
||||
|
||||
/*! Creates a BFAppLinkTarget with the given app site and target URL. */
|
||||
+ (instancetype)appLinkTargetWithURL:(NSURL *)url
|
||||
appStoreId:(NSString *)appStoreId
|
||||
appName:(NSString *)appName;
|
||||
|
||||
/*! The URL prefix for this app link target */
|
||||
@property (nonatomic, strong, readonly) NSURL *URL;
|
||||
|
||||
/*! The app ID for the app store */
|
||||
@property (nonatomic, copy, readonly) NSString *appStoreId;
|
||||
|
||||
/*! The name of the app */
|
||||
@property (nonatomic, copy, readonly) NSString *appName;
|
||||
|
||||
@end
|
||||
+33
@@ -0,0 +1,33 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import "BFAppLinkTarget.h"
|
||||
|
||||
@interface BFAppLinkTarget ()
|
||||
|
||||
@property (nonatomic, strong, readwrite) NSURL *URL;
|
||||
@property (nonatomic, copy, readwrite) NSString *appStoreId;
|
||||
@property (nonatomic, copy, readwrite) NSString *appName;
|
||||
|
||||
@end
|
||||
|
||||
@implementation BFAppLinkTarget
|
||||
|
||||
+ (instancetype)appLinkTargetWithURL:(NSURL *)url
|
||||
appStoreId:(NSString *)appStoreId
|
||||
appName:(NSString *)appName {
|
||||
BFAppLinkTarget *target = [[self alloc] init];
|
||||
target.URL = url;
|
||||
target.appStoreId = appStoreId;
|
||||
target.appName = appName;
|
||||
return target;
|
||||
}
|
||||
|
||||
@end
|
||||
+32
@@ -0,0 +1,32 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Bolts/BFAppLink.h>
|
||||
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkDataParameterName;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkTargetKeyName;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkUserAgentKeyName;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkExtrasKeyName;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkVersionKeyName;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkRefererAppLink;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkRefererAppName;
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkRefererUrl;
|
||||
|
||||
@interface BFAppLink (Internal)
|
||||
|
||||
+ (instancetype)appLinkWithSourceURL:(NSURL *)sourceURL
|
||||
targets:(NSArray *)targets
|
||||
webURL:(NSURL *)webURL
|
||||
isBackToReferrer:(BOOL)isBackToReferrer;
|
||||
|
||||
/*! return if this AppLink is to go back to referrer. */
|
||||
@property (nonatomic, assign, readonly, getter=isBackToReferrer) BOOL backToReferrer;
|
||||
|
||||
@end
|
||||
+45
@@ -0,0 +1,45 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
|
||||
/*! The name of the notification posted by BFMeasurementEvent */
|
||||
FOUNDATION_EXPORT NSString *const BFMeasurementEventNotificationName;
|
||||
|
||||
/*! Defines keys in the userInfo object for the notification named BFMeasurementEventNotificationName */
|
||||
/*! The string field for the name of the event */
|
||||
FOUNDATION_EXPORT NSString *const BFMeasurementEventNameKey;
|
||||
/*! The dictionary field for the arguments of the event */
|
||||
FOUNDATION_EXPORT NSString *const BFMeasurementEventArgsKey;
|
||||
|
||||
/*! Bolts Events raised by BFMeasurementEvent for Applink */
|
||||
/*!
|
||||
The name of the event posted when [BFURL URLWithURL:] is called successfully. This represents the successful parsing of an app link URL.
|
||||
*/
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkParseEventName;
|
||||
|
||||
/*!
|
||||
The name of the event posted when [BFURL URLWithInboundURL:] is called successfully.
|
||||
This represents parsing an inbound app link URL from a different application
|
||||
*/
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkNavigateInEventName;
|
||||
|
||||
/*! The event raised when the user navigates from your app to other apps */
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkNavigateOutEventName;
|
||||
|
||||
/*!
|
||||
The event raised when the user navigates out from your app and back to the referrer app.
|
||||
e.g when the user leaves your app after tapping the back-to-referrer navigation bar
|
||||
*/
|
||||
FOUNDATION_EXPORT NSString *const BFAppLinkNavigateBackToReferrerEventName;
|
||||
|
||||
@interface BFMeasurementEvent : NSObject
|
||||
|
||||
@end
|
||||
+62
@@ -0,0 +1,62 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import "BFMeasurementEvent_Internal.h"
|
||||
|
||||
NSString *const BFMeasurementEventNotificationName = @"com.parse.bolts.measurement_event";
|
||||
|
||||
NSString *const BFMeasurementEventNameKey = @"event_name";
|
||||
NSString *const BFMeasurementEventArgsKey = @"event_args";
|
||||
|
||||
/* app Link Event raised by this BFURL */
|
||||
NSString *const BFAppLinkParseEventName = @"al_link_parse";
|
||||
NSString *const BFAppLinkNavigateInEventName = @"al_nav_in";
|
||||
|
||||
/*! AppLink events raised in this class */
|
||||
NSString *const BFAppLinkNavigateOutEventName = @"al_nav_out";
|
||||
NSString *const BFAppLinkNavigateBackToReferrerEventName = @"al_ref_back_out";
|
||||
|
||||
__attribute__((noinline)) void warnOnMissingEventName() {
|
||||
NSLog(@"Warning: Missing event name when logging bolts measurement event. \n"
|
||||
" Ignoring this event in logging.");
|
||||
}
|
||||
|
||||
@implementation BFMeasurementEvent {
|
||||
NSString *_name;
|
||||
NSDictionary *_args;
|
||||
}
|
||||
|
||||
- (void)postNotification {
|
||||
if (!_name) {
|
||||
warnOnMissingEventName();
|
||||
return;
|
||||
}
|
||||
NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
|
||||
NSDictionary *userInfo = @{BFMeasurementEventNameKey : _name,
|
||||
BFMeasurementEventArgsKey : _args};
|
||||
|
||||
[center postNotificationName:BFMeasurementEventNotificationName
|
||||
object:self
|
||||
userInfo:userInfo];
|
||||
}
|
||||
|
||||
- (instancetype)initEventWithName:(NSString *)name args:(NSDictionary *)args {
|
||||
if ((self = [super init])) {
|
||||
_name = name;
|
||||
_args = args ? args : @{};
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
+ (void)postNotificationForEventName:(NSString *)name args:(NSDictionary *)args {
|
||||
[[[self alloc] initEventWithName:name args:args] postNotification];
|
||||
}
|
||||
|
||||
@end
|
||||
@@ -0,0 +1,19 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Bolts/BFMeasurementEvent.h>
|
||||
/*!
|
||||
Provides methods for posting notifications from the Bolts framework
|
||||
*/
|
||||
@interface BFMeasurementEvent (Internal)
|
||||
|
||||
+ (void)postNotificationForEventName:(NSString *)name args:(NSDictionary *)args;
|
||||
|
||||
@end
|
||||
Generated
+75
@@ -0,0 +1,75 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
|
||||
@class BFAppLink;
|
||||
|
||||
/*!
|
||||
Provides a set of utilities for working with NSURLs, such as parsing of query parameters
|
||||
and handling for App Link requests.
|
||||
*/
|
||||
@interface BFURL : NSObject
|
||||
|
||||
/*!
|
||||
Creates a link target from a raw URL.
|
||||
On success, this posts the BFAppLinkParseEventName measurement event. If you are constructing the BFURL within your application delegate's
|
||||
application:openURL:sourceApplication:annotation:, you should instead use URLWithInboundURL:sourceApplication:
|
||||
to support better BFMeasurementEvent notifications
|
||||
@param url The instance of `NSURL` to create BFURL from.
|
||||
*/
|
||||
+ (BFURL *)URLWithURL:(NSURL *)url;
|
||||
|
||||
/*!
|
||||
Creates a link target from a raw URL received from an external application. This is typically called from the app delegate's
|
||||
application:openURL:sourceApplication:annotation: and will post the BFAppLinkNavigateInEventName measurement event.
|
||||
@param url The instance of `NSURL` to create BFURL from.
|
||||
@param sourceApplication the bundle ID of the app that is requesting your app to open the URL. The same sourceApplication in application:openURL:sourceApplication:annotation:
|
||||
*/
|
||||
+ (BFURL *)URLWithInboundURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication;
|
||||
|
||||
/*!
|
||||
Gets the target URL. If the link is an App Link, this is the target of the App Link.
|
||||
Otherwise, it is the url that created the target.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) NSURL *targetURL;
|
||||
|
||||
/*!
|
||||
Gets the query parameters for the target, parsed into an NSDictionary.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) NSDictionary *targetQueryParameters;
|
||||
|
||||
/*!
|
||||
If this link target is an App Link, this is the data found in al_applink_data.
|
||||
Otherwise, it is nil.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) NSDictionary *appLinkData;
|
||||
|
||||
/*!
|
||||
If this link target is an App Link, this is the data found in extras.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) NSDictionary *appLinkExtras;
|
||||
|
||||
/*!
|
||||
The App Link indicating how to navigate back to the referer app, if any.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) BFAppLink *appLinkReferer;
|
||||
|
||||
/*!
|
||||
The URL that was used to create this BFURL.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) NSURL *inputURL;
|
||||
|
||||
/*!
|
||||
The query parameters of the inputURL, parsed into an NSDictionary.
|
||||
*/
|
||||
@property (nonatomic, strong, readonly) NSDictionary *inputQueryParameters;
|
||||
|
||||
@end
|
||||
Generated
+142
@@ -0,0 +1,142 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import "BFURL_Internal.h"
|
||||
#import "BFAppLink_Internal.h"
|
||||
#import "BFAppLinkTarget.h"
|
||||
#import "BFMeasurementEvent_Internal.h"
|
||||
|
||||
@implementation BFURL
|
||||
|
||||
- (instancetype)initWithURL:(NSURL *)url forOpenInboundURL:(BOOL)forOpenURLEvent sourceApplication:(NSString *)sourceApplication forRenderBackToReferrerBar:(BOOL)forRenderBackToReferrerBar {
|
||||
self = [super init];
|
||||
if (!self) return nil;
|
||||
|
||||
_inputURL = url;
|
||||
_targetURL = url;
|
||||
|
||||
// Parse the query string parameters for the base URL
|
||||
NSDictionary *baseQuery = [BFURL queryParametersForURL:url];
|
||||
_inputQueryParameters = baseQuery;
|
||||
_targetQueryParameters = baseQuery;
|
||||
|
||||
// Check for applink_data
|
||||
NSString *appLinkDataString = baseQuery[BFAppLinkDataParameterName];
|
||||
if (appLinkDataString) {
|
||||
// Try to parse the JSON
|
||||
NSError *error = nil;
|
||||
NSDictionary *applinkData = [NSJSONSerialization JSONObjectWithData:[appLinkDataString dataUsingEncoding:NSUTF8StringEncoding]
|
||||
options:0
|
||||
error:&error];
|
||||
if (!error && [applinkData isKindOfClass:[NSDictionary class]]) {
|
||||
// If the version is not specified, assume it is 1.
|
||||
NSString *version = applinkData[BFAppLinkVersionKeyName] ?: @"1.0";
|
||||
NSString *target = applinkData[BFAppLinkTargetKeyName];
|
||||
if ([version isKindOfClass:[NSString class]] &&
|
||||
[version isEqual:BFAppLinkVersion]) {
|
||||
// There's applink data! The target should actually be the applink target.
|
||||
_appLinkData = applinkData;
|
||||
id applinkExtras = applinkData[BFAppLinkExtrasKeyName];
|
||||
if (applinkExtras && [applinkExtras isKindOfClass:[NSDictionary class]]) {
|
||||
_appLinkExtras = applinkExtras;
|
||||
}
|
||||
_targetURL = ([target isKindOfClass:[NSString class]] ? [NSURL URLWithString:target] : url);
|
||||
_targetQueryParameters = [BFURL queryParametersForURL:_targetURL];
|
||||
|
||||
NSDictionary *refererAppLink = _appLinkData[BFAppLinkRefererAppLink];
|
||||
NSString *refererURLString = refererAppLink[BFAppLinkRefererUrl];
|
||||
NSString *refererAppName = refererAppLink[BFAppLinkRefererAppName];
|
||||
|
||||
if (refererURLString && refererAppName) {
|
||||
BFAppLinkTarget *target = [BFAppLinkTarget appLinkTargetWithURL:[NSURL URLWithString:refererURLString]
|
||||
appStoreId:nil
|
||||
appName:refererAppName];
|
||||
_appLinkReferer = [BFAppLink appLinkWithSourceURL:[NSURL URLWithString:refererURLString]
|
||||
targets:@[ target ]
|
||||
webURL:nil
|
||||
isBackToReferrer:YES];
|
||||
}
|
||||
|
||||
// Raise Measurement Event
|
||||
NSString *const EVENT_YES_VAL = @"1";
|
||||
NSString *const EVENT_NO_VAL = @"0";
|
||||
NSMutableDictionary *logData = [[NSMutableDictionary alloc] init];
|
||||
logData[@"version"] = version;
|
||||
if (refererURLString) {
|
||||
logData[@"refererURL"] = refererURLString;
|
||||
}
|
||||
if (refererAppName) {
|
||||
logData[@"refererAppName"] = refererAppName;
|
||||
}
|
||||
if (sourceApplication) {
|
||||
logData[@"sourceApplication"] = sourceApplication;
|
||||
}
|
||||
if ([_targetURL absoluteString]) {
|
||||
logData[@"targetURL"] = [_targetURL absoluteString];
|
||||
}
|
||||
if ([_inputURL absoluteString]) {
|
||||
logData[@"inputURL"] = [_inputURL absoluteString];
|
||||
}
|
||||
if ([_inputURL scheme]) {
|
||||
logData[@"inputURLScheme"] = [_inputURL scheme];
|
||||
}
|
||||
logData[@"forRenderBackToReferrerBar"] = forRenderBackToReferrerBar ? EVENT_YES_VAL : EVENT_NO_VAL;
|
||||
logData[@"forOpenUrl"] = forOpenURLEvent ? EVENT_YES_VAL : EVENT_NO_VAL;
|
||||
[BFMeasurementEvent postNotificationForEventName:BFAppLinkParseEventName args:logData];
|
||||
if (forOpenURLEvent) {
|
||||
[BFMeasurementEvent postNotificationForEventName:BFAppLinkNavigateInEventName args:logData];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return self;
|
||||
}
|
||||
|
||||
+ (BFURL *)URLWithURL:(NSURL *)url {
|
||||
return [[BFURL alloc] initWithURL:url forOpenInboundURL:NO sourceApplication:nil forRenderBackToReferrerBar:NO];
|
||||
}
|
||||
|
||||
+ (BFURL *)URLWithInboundURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication {
|
||||
return [[BFURL alloc] initWithURL:url forOpenInboundURL:YES sourceApplication:sourceApplication forRenderBackToReferrerBar:NO];
|
||||
}
|
||||
|
||||
+ (BFURL *)URLForRenderBackToReferrerBarURL:(NSURL *)url {
|
||||
return [[BFURL alloc] initWithURL:url forOpenInboundURL:NO sourceApplication:nil forRenderBackToReferrerBar:YES];
|
||||
}
|
||||
|
||||
+ (NSString *)decodeURLString:(NSString *)string {
|
||||
return (NSString *)CFBridgingRelease(CFURLCreateStringByReplacingPercentEscapes(NULL,
|
||||
(CFStringRef)string,
|
||||
CFSTR("")));
|
||||
}
|
||||
|
||||
+ (NSDictionary *)queryParametersForURL:(NSURL *)url {
|
||||
NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
|
||||
NSString *query = url.query;
|
||||
if ([query isEqualToString:@""]) {
|
||||
return @{};
|
||||
}
|
||||
NSArray *queryComponents = [query componentsSeparatedByString:@"&"];
|
||||
for (NSString *component in queryComponents) {
|
||||
NSRange equalsLocation = [component rangeOfString:@"="];
|
||||
if (equalsLocation.location == NSNotFound) {
|
||||
// There's no equals, so associate the key with NSNull
|
||||
parameters[[self decodeURLString:component]] = [NSNull null];
|
||||
} else {
|
||||
NSString *key = [self decodeURLString:[component substringToIndex:equalsLocation.location]];
|
||||
NSString *value = [self decodeURLString:[component substringFromIndex:equalsLocation.location + 1]];
|
||||
parameters[key] = value;
|
||||
}
|
||||
}
|
||||
return [NSDictionary dictionaryWithDictionary:parameters];
|
||||
}
|
||||
|
||||
@end
|
||||
+15
@@ -0,0 +1,15 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Bolts/BFURL.h>
|
||||
|
||||
@interface BFURL (Internal)
|
||||
+ (BFURL *)URLForRenderBackToReferrerBarURL:(NSURL *)url;
|
||||
@end
|
||||
@@ -0,0 +1,26 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <Foundation/Foundation.h>
|
||||
|
||||
#import <Bolts/BFAppLinkResolving.h>
|
||||
|
||||
/*!
|
||||
A reference implementation for an App Link resolver that uses a hidden UIWebView
|
||||
to parse the HTML containing App Link metadata.
|
||||
*/
|
||||
@interface BFWebViewAppLinkResolver : NSObject <BFAppLinkResolving>
|
||||
|
||||
/*!
|
||||
Gets the instance of a BFWebViewAppLinkResolver.
|
||||
*/
|
||||
+ (instancetype)sharedInstance;
|
||||
|
||||
@end
|
||||
+302
@@ -0,0 +1,302 @@
|
||||
/*
|
||||
* Copyright (c) 2014, Facebook, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This source code is licensed under the BSD-style license found in the
|
||||
* LICENSE file in the root directory of this source tree. An additional grant
|
||||
* of patent rights can be found in the PATENTS file in the same directory.
|
||||
*
|
||||
*/
|
||||
|
||||
#import <UIKit/UIKit.h>
|
||||
|
||||
#import "BFWebViewAppLinkResolver.h"
|
||||
#import "BFAppLink.h"
|
||||
#import "BFAppLinkTarget.h"
|
||||
#import "BFTask.h"
|
||||
#import "BFTaskCompletionSource.h"
|
||||
#import "BFExecutor.h"
|
||||
|
||||
// Defines JavaScript to extract app link tags from HTML content
|
||||
static NSString *const BFWebViewAppLinkResolverTagExtractionJavaScript = @""
|
||||
"(function() {"
|
||||
" var metaTags = document.getElementsByTagName('meta');"
|
||||
" var results = [];"
|
||||
" for (var i = 0; i < metaTags.length; i++) {"
|
||||
" var property = metaTags[i].getAttribute('property');"
|
||||
" if (property && property.substring(0, 'al:'.length) === 'al:') {"
|
||||
" var tag = { \"property\": metaTags[i].getAttribute('property') };"
|
||||
" if (metaTags[i].hasAttribute('content')) {"
|
||||
" tag['content'] = metaTags[i].getAttribute('content');"
|
||||
" }"
|
||||
" results.push(tag);"
|
||||
" }"
|
||||
" }"
|
||||
" return JSON.stringify(results);"
|
||||
"})()";
|
||||
static NSString *const BFWebViewAppLinkResolverIOSURLKey = @"url";
|
||||
static NSString *const BFWebViewAppLinkResolverIOSAppStoreIdKey = @"app_store_id";
|
||||
static NSString *const BFWebViewAppLinkResolverIOSAppNameKey = @"app_name";
|
||||
static NSString *const BFWebViewAppLinkResolverDictionaryValueKey = @"_value";
|
||||
static NSString *const BFWebViewAppLinkResolverPreferHeader = @"Prefer-Html-Meta-Tags";
|
||||
static NSString *const BFWebViewAppLinkResolverMetaTagPrefix = @"al";
|
||||
static NSString *const BFWebViewAppLinkResolverWebKey = @"web";
|
||||
static NSString *const BFWebViewAppLinkResolverIOSKey = @"ios";
|
||||
static NSString *const BFWebViewAppLinkResolverIPhoneKey = @"iphone";
|
||||
static NSString *const BFWebViewAppLinkResolverIPadKey = @"ipad";
|
||||
static NSString *const BFWebViewAppLinkResolverWebURLKey = @"url";
|
||||
static NSString *const BFWebViewAppLinkResolverShouldFallbackKey = @"should_fallback";
|
||||
|
||||
@interface BFWebViewAppLinkResolverWebViewDelegate : NSObject <UIWebViewDelegate>
|
||||
|
||||
@property (nonatomic, copy) void (^didFinishLoad)(UIWebView *webView);
|
||||
@property (nonatomic, copy) void (^didFailLoadWithError)(UIWebView *webView, NSError *error);
|
||||
@property (nonatomic, assign) BOOL hasLoaded;
|
||||
|
||||
@end
|
||||
|
||||
@implementation BFWebViewAppLinkResolverWebViewDelegate
|
||||
|
||||
- (void)webViewDidFinishLoad:(UIWebView *)webView {
|
||||
if (self.didFinishLoad) {
|
||||
self.didFinishLoad(webView);
|
||||
}
|
||||
}
|
||||
|
||||
- (void)webViewDidStartLoad:(UIWebView *)webView {
|
||||
}
|
||||
|
||||
- (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error {
|
||||
if (self.didFailLoadWithError) {
|
||||
self.didFailLoadWithError(webView, error);
|
||||
}
|
||||
}
|
||||
|
||||
- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType {
|
||||
if (self.hasLoaded) {
|
||||
// Consider loading a second resource to be "success", since it indicates an inner frame
|
||||
// or redirect is happening. We can run the tag extraction script at this point.
|
||||
self.didFinishLoad(webView);
|
||||
return NO;
|
||||
}
|
||||
self.hasLoaded = YES;
|
||||
return YES;
|
||||
}
|
||||
|
||||
@end
|
||||
|
||||
@implementation BFWebViewAppLinkResolver
|
||||
|
||||
+ (instancetype)sharedInstance {
|
||||
static id instance;
|
||||
static dispatch_once_t onceToken;
|
||||
dispatch_once(&onceToken, ^{
|
||||
instance = [[self alloc] init];
|
||||
});
|
||||
return instance;
|
||||
}
|
||||
|
||||
- (BFTask *)followRedirects:(NSURL *)url {
|
||||
// This task will be resolved with either the redirect NSURL
|
||||
// or a dictionary with the response data to be returned.
|
||||
BFTaskCompletionSource *tcs = [BFTaskCompletionSource taskCompletionSource];
|
||||
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
|
||||
[request setValue:BFWebViewAppLinkResolverMetaTagPrefix forHTTPHeaderField:BFWebViewAppLinkResolverPreferHeader];
|
||||
|
||||
void (^completion)(NSURLResponse *response, NSData *data, NSError *error) = ^(NSURLResponse *response, NSData *data, NSError *error) {
|
||||
if (error) {
|
||||
[tcs setError:error];
|
||||
return;
|
||||
}
|
||||
|
||||
if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
|
||||
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response;
|
||||
|
||||
// NSURLConnection usually follows redirects automatically, but the
|
||||
// documentation is unclear what the default is. This helps it along.
|
||||
if (httpResponse.statusCode >= 300 && httpResponse.statusCode < 400) {
|
||||
NSString *redirectString = httpResponse.allHeaderFields[@"Location"];
|
||||
NSURL *redirectURL = [NSURL URLWithString:redirectString];
|
||||
[tcs setResult:redirectURL];
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
[tcs setResult:@{ @"response" : response, @"data" : data }];
|
||||
};
|
||||
|
||||
#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_7_0 || __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_9
|
||||
NSURLSession *session = [NSURLSession sharedSession];
|
||||
[[session dataTaskWithRequest:request completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
|
||||
completion(response, data, error);
|
||||
}] resume];
|
||||
#else
|
||||
[NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:completion];
|
||||
#endif
|
||||
|
||||
return [tcs.task continueWithSuccessBlock:^id(BFTask *task) {
|
||||
// If we redirected, just keep recursing.
|
||||
if ([task.result isKindOfClass:[NSURL class]]) {
|
||||
return [self followRedirects:task.result];
|
||||
}
|
||||
return task;
|
||||
}];
|
||||
}
|
||||
|
||||
- (BFTask *)appLinkFromURLInBackground:(NSURL *)url {
|
||||
return [[self followRedirects:url] continueWithExecutor:[BFExecutor mainThreadExecutor]
|
||||
withSuccessBlock:^id(BFTask *task) {
|
||||
NSData *responseData = task.result[@"data"];
|
||||
NSHTTPURLResponse *response = task.result[@"response"];
|
||||
BFTaskCompletionSource *tcs = [BFTaskCompletionSource taskCompletionSource];
|
||||
|
||||
UIWebView *webView = [[UIWebView alloc] init];
|
||||
BFWebViewAppLinkResolverWebViewDelegate *listener = [[BFWebViewAppLinkResolverWebViewDelegate alloc] init];
|
||||
__block BFWebViewAppLinkResolverWebViewDelegate *retainedListener = listener;
|
||||
listener.didFinishLoad = ^(UIWebView *view) {
|
||||
if (retainedListener) {
|
||||
NSDictionary *ogData = [self getALDataFromLoadedPage:view];
|
||||
[view removeFromSuperview];
|
||||
view.delegate = nil;
|
||||
retainedListener = nil;
|
||||
[tcs setResult:[self appLinkFromALData:ogData destination:url]];
|
||||
}
|
||||
};
|
||||
listener.didFailLoadWithError = ^(UIWebView* view, NSError *error) {
|
||||
if (retainedListener) {
|
||||
[view removeFromSuperview];
|
||||
view.delegate = nil;
|
||||
retainedListener = nil;
|
||||
[tcs setError:error];
|
||||
}
|
||||
};
|
||||
webView.delegate = listener;
|
||||
webView.hidden = YES;
|
||||
[webView loadData:responseData
|
||||
MIMEType:response.MIMEType
|
||||
textEncodingName:response.textEncodingName
|
||||
baseURL:response.URL];
|
||||
UIWindow *window = [UIApplication sharedApplication].windows.firstObject;
|
||||
[window addSubview:webView];
|
||||
|
||||
return tcs.task;
|
||||
}];
|
||||
}
|
||||
|
||||
/*
|
||||
Builds up a data structure filled with the app link data from the meta tags on a page.
|
||||
The structure of this object is a dictionary where each key holds an array of app link
|
||||
data dictionaries. Values are stored in a key called "_value".
|
||||
*/
|
||||
- (NSDictionary *)parseALData:(NSArray *)dataArray {
|
||||
NSMutableDictionary *al = [NSMutableDictionary dictionary];
|
||||
for (NSDictionary *tag in dataArray) {
|
||||
NSString *name = tag[@"property"];
|
||||
if (![name isKindOfClass:[NSString class]]) {
|
||||
continue;
|
||||
}
|
||||
NSArray *nameComponents = [name componentsSeparatedByString:@":"];
|
||||
if (![nameComponents[0] isEqualToString:BFWebViewAppLinkResolverMetaTagPrefix]) {
|
||||
continue;
|
||||
}
|
||||
NSMutableDictionary *root = al;
|
||||
for (int i = 1; i < nameComponents.count; i++) {
|
||||
NSMutableArray *children = root[nameComponents[i]];
|
||||
if (!children) {
|
||||
children = [NSMutableArray array];
|
||||
root[nameComponents[i]] = children;
|
||||
}
|
||||
NSMutableDictionary *child = children.lastObject;
|
||||
if (!child || i == nameComponents.count - 1) {
|
||||
child = [NSMutableDictionary dictionary];
|
||||
[children addObject:child];
|
||||
}
|
||||
root = child;
|
||||
}
|
||||
if (tag[@"content"]) {
|
||||
root[BFWebViewAppLinkResolverDictionaryValueKey] = tag[@"content"];
|
||||
}
|
||||
}
|
||||
return al;
|
||||
}
|
||||
|
||||
- (NSDictionary *)getALDataFromLoadedPage:(UIWebView *)webView {
|
||||
// Run some JavaScript in the webview to fetch the meta tags.
|
||||
NSString *jsonString = [webView stringByEvaluatingJavaScriptFromString:BFWebViewAppLinkResolverTagExtractionJavaScript];
|
||||
NSError *error = nil;
|
||||
NSArray *arr = [NSJSONSerialization JSONObjectWithData:[jsonString dataUsingEncoding:NSUTF8StringEncoding]
|
||||
options:0
|
||||
error:&error];
|
||||
return [self parseALData:arr];
|
||||
}
|
||||
|
||||
/*
|
||||
Converts app link data into a BFAppLink containing the targets relevant for this platform.
|
||||
*/
|
||||
- (BFAppLink *)appLinkFromALData:(NSDictionary *)appLinkDict destination:(NSURL *)destination {
|
||||
NSMutableArray *linkTargets = [NSMutableArray array];
|
||||
|
||||
NSArray *platformData = nil;
|
||||
switch (UI_USER_INTERFACE_IDIOM()) {
|
||||
case UIUserInterfaceIdiomPad:
|
||||
platformData = @[ appLinkDict[BFWebViewAppLinkResolverIPadKey] ?: @{},
|
||||
appLinkDict[BFWebViewAppLinkResolverIOSKey] ?: @{} ];
|
||||
break;
|
||||
case UIUserInterfaceIdiomPhone:
|
||||
platformData = @[ appLinkDict[BFWebViewAppLinkResolverIPhoneKey] ?: @{},
|
||||
appLinkDict[BFWebViewAppLinkResolverIOSKey] ?: @{} ];
|
||||
break;
|
||||
#ifdef __TVOS_9_0
|
||||
case UIUserInterfaceIdiomTV:
|
||||
#endif
|
||||
case UIUserInterfaceIdiomUnspecified:
|
||||
default:
|
||||
// Future-proofing. Other User Interface idioms should only hit ios.
|
||||
platformData = @[ appLinkDict[BFWebViewAppLinkResolverIOSKey] ?: @{} ];
|
||||
break;
|
||||
}
|
||||
|
||||
for (NSArray *platformObjects in platformData) {
|
||||
for (NSDictionary *platformDict in platformObjects) {
|
||||
// The schema requires a single url/app store id/app name,
|
||||
// but we could find multiple of them. We'll make a best effort
|
||||
// to interpret this data.
|
||||
NSArray *urls = platformDict[BFWebViewAppLinkResolverIOSURLKey];
|
||||
NSArray *appStoreIds = platformDict[BFWebViewAppLinkResolverIOSAppStoreIdKey];
|
||||
NSArray *appNames = platformDict[BFWebViewAppLinkResolverIOSAppNameKey];
|
||||
|
||||
NSUInteger maxCount = MAX(urls.count, MAX(appStoreIds.count, appNames.count));
|
||||
|
||||
for (NSUInteger i = 0; i < maxCount; i++) {
|
||||
NSString *urlString = urls[i][BFWebViewAppLinkResolverDictionaryValueKey];
|
||||
NSURL *url = urlString ? [NSURL URLWithString:urlString] : nil;
|
||||
NSString *appStoreId = appStoreIds[i][BFWebViewAppLinkResolverDictionaryValueKey];
|
||||
NSString *appName = appNames[i][BFWebViewAppLinkResolverDictionaryValueKey];
|
||||
BFAppLinkTarget *target = [BFAppLinkTarget appLinkTargetWithURL:url
|
||||
appStoreId:appStoreId
|
||||
appName:appName];
|
||||
[linkTargets addObject:target];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
NSDictionary *webDict = appLinkDict[BFWebViewAppLinkResolverWebKey][0];
|
||||
NSString *webUrlString = webDict[BFWebViewAppLinkResolverWebURLKey][0][BFWebViewAppLinkResolverDictionaryValueKey];
|
||||
NSString *shouldFallbackString = webDict[BFWebViewAppLinkResolverShouldFallbackKey][0][BFWebViewAppLinkResolverDictionaryValueKey];
|
||||
|
||||
NSURL *webUrl = destination;
|
||||
|
||||
if (shouldFallbackString &&
|
||||
[@[ @"no", @"false", @"0" ] containsObject:[shouldFallbackString lowercaseString]]) {
|
||||
webUrl = nil;
|
||||
}
|
||||
if (webUrl && webUrlString) {
|
||||
webUrl = [NSURL URLWithString:webUrlString];
|
||||
}
|
||||
|
||||
return [BFAppLink appLinkWithSourceURL:destination
|
||||
targets:linkTargets
|
||||
webURL:webUrl];
|
||||
}
|
||||
|
||||
@end
|
||||
Reference in new issue
Block a user