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FBDialogs.m
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FBDialogs.m
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/*
* Copyright 2010-present Facebook.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import <Social/Social.h>
#import "FBDialogs+Internal.h"
#import "FBSession.h"
#import "FBError.h"
#import "FBUtility.h"
#import "FBAppCall+Internal.h"
#import "FBAppBridge.h"
#import "FBAccessTokenData.h"
#import "FBAppEvents+Internal.h"
#import "FBDialogsParams+Internal.h"
#import "FBLoginDialogParams.h"
#import "FBShareDialogParams.h"
#import "FBOpenGraphActionShareDialogParams.h"
#import "FBDialogsData+Internal.h"
#import "FBAppLinkData+Internal.h"
#import "FBAccessTokenData+Internal.h"
#import "FBSettings.h"
#import "FBDynamicFrameworkLoader.h"
@interface FBDialogs ()
+ (NSError*)createError:(NSString*)reason
session:(FBSession *)session;
@end
@implementation FBDialogs
+ (BOOL)presentOSIntegratedShareDialogModallyFrom:(UIViewController*)viewController
initialText:(NSString*)initialText
image:(UIImage*)image
url:(NSURL*)url
handler:(FBOSIntegratedShareDialogHandler)handler {
NSArray *images = image ? [NSArray arrayWithObject:image] : nil;
NSArray *urls = url ? [NSArray arrayWithObject:url] : nil;
return [self presentOSIntegratedShareDialogModallyFrom:viewController
session:nil
initialText:initialText
images:images
urls:urls
handler:handler];
}
+ (BOOL)presentOSIntegratedShareDialogModallyFrom:(UIViewController*)viewController
initialText:(NSString*)initialText
images:(NSArray*)images
urls:(NSArray*)urls
handler:(FBOSIntegratedShareDialogHandler)handler {
return [self presentOSIntegratedShareDialogModallyFrom:viewController
session:nil
initialText:initialText
images:images
urls:urls
handler:handler];
}
+ (BOOL)presentOSIntegratedShareDialogModallyFrom:(UIViewController*)viewController
session:(FBSession*)session
initialText:(NSString*)initialText
images:(NSArray*)images
urls:(NSArray*)urls
handler:(FBOSIntegratedShareDialogHandler)handler {
SLComposeViewController *composeViewController = [FBDialogs composeViewControllerWithSession:session
handler:handler];
if (!composeViewController) {
return NO;
}
if (initialText) {
[composeViewController setInitialText:initialText];
}
if (images && images.count > 0) {
for (UIImage *image in images) {
[composeViewController addImage:image];
}
}
if (urls && urls.count > 0) {
for (NSURL *url in urls) {
[composeViewController addURL:url];
}
}
[composeViewController setCompletionHandler:^(SLComposeViewControllerResult result) {
BOOL cancelled = (result == SLComposeViewControllerResultCancelled);
[FBAppEvents logImplicitEvent:FBAppEventNameShareSheetDismiss
valueToSum:nil
parameters:@{ @"render_type" : @"Native",
FBAppEventParameterDialogOutcome : (cancelled
? FBAppEventsDialogOutcomeValue_Cancelled
: FBAppEventsDialogOutcomeValue_Completed) }
session:session];
if (handler) {
handler(cancelled ? FBOSIntegratedShareDialogResultCancelled : FBOSIntegratedShareDialogResultSucceeded, nil);
}
}];
[FBAppEvents logImplicitEvent:FBAppEventNameShareSheetLaunch
valueToSum:nil
parameters:@{ @"render_type" : @"Native" }
session:session];
[viewController presentModalViewController:composeViewController animated:YES];
return YES;
}
+ (BOOL)canPresentOSIntegratedShareDialogWithSession:(FBSession*)session {
return [FBDialogs composeViewControllerWithSession:session
handler:nil] != nil;
}
+ (BOOL)canPresentLoginDialogWithParams:(FBLoginDialogParams *)params {
NSString *version = [params appBridgeVersion];
// Ensure version support and that FBAppCall can be constructed correctly (i.e., in case of urlSchemeSuffix overrides).
return (version != nil && [[[FBAppCall alloc] initWithID:nil enforceScheme:YES appID:params.session.appID urlSchemeSuffix:params.session.urlSchemeSuffix] autorelease]);
}
+ (FBAppCall *)presentLoginDialogWithParams:(FBLoginDialogParams *)params
clientState:(NSDictionary *)clientState
handler:(FBDialogAppCallCompletionHandler)handler {
FBAppCall *call = [[[FBAppCall alloc] initWithID:nil enforceScheme:YES appID:params.session.appID urlSchemeSuffix:params.session.urlSchemeSuffix] autorelease];
NSString *version = [params appBridgeVersion];
if (version && call) {
FBDialogsData *dialogData = [[[FBDialogsData alloc] initWithMethod:@"auth3"
arguments:[params dictionaryMethodArgs]]
autorelease];
dialogData.clientState = clientState;
call.dialogData = dialogData;
// log the timestamp for starting the switch to the Facebook application
[FBAppEvents logImplicitEvent:FBAppEventNameFBDialogsNativeLoginDialogStart
valueToSum:nil
parameters:@{
FBAppEventsNativeLoginDialogStartTime : [NSNumber numberWithDouble:round(1000 * [[NSDate date] timeIntervalSince1970])],
@"action_id" : [call ID],
@"app_id" : [FBSettings defaultAppID]
}
session:nil];
[[FBAppBridge sharedInstance] dispatchDialogAppCall:call
version:version
session:params.session
completionHandler:^(FBAppCall *call) {
if (handler) {
handler(call, call.dialogData.results, call.error);
}
}];
return call;
}
return nil;
}
+ (BOOL)canPresentShareDialogWithParams:(FBShareDialogParams *)params {
BOOL canPresent = [params appBridgeVersion] != nil;
[FBAppEvents logImplicitEvent:FBAppEventNameFBDialogsCanPresentShareDialog
valueToSum:nil
parameters:@{ FBAppEventParameterDialogOutcome :
canPresent ?
FBAppEventsDialogOutcomeValue_Completed :
FBAppEventsDialogOutcomeValue_Failed }
session:nil];
return canPresent;
}
+ (FBAppCall *)presentShareDialogWithParams:(FBShareDialogParams *)params
clientState:(NSDictionary *)clientState
handler:(FBDialogAppCallCompletionHandler)handler {
FBAppCall *call = nil;
NSString *version = [params appBridgeVersion];
if (version) {
FBDialogsData *dialogData = [[[FBDialogsData alloc] initWithMethod:@"share"
arguments:[params dictionaryMethodArgs]]
autorelease];
dialogData.clientState = clientState;
call = [[[FBAppCall alloc] init] autorelease];
call.dialogData = dialogData;
[[FBAppBridge sharedInstance] dispatchDialogAppCall:call
version:version
session:nil
completionHandler:^(FBAppCall *call) {
if (handler) {
handler(call, call.dialogData.results, call.error);
}
}];
}
return call;
}
+ (FBAppCall *)presentShareDialogWithLink:(NSURL *)link
handler:(FBDialogAppCallCompletionHandler)handler {
return [FBDialogs presentShareDialogWithLink:link
name:nil
caption:nil
description:nil
picture:nil
clientState:nil
handler:handler];
}
+ (FBAppCall *)presentShareDialogWithLink:(NSURL *)link
name:(NSString *)name
handler:(FBDialogAppCallCompletionHandler)handler {
return [FBDialogs presentShareDialogWithLink:link
name:name
caption:nil
description:nil
picture:nil
clientState:nil
handler:handler];
}
+ (FBAppCall *)presentShareDialogWithLink:(NSURL *)link
name:(NSString *)name
caption:(NSString *)caption
description:(NSString *)description
picture:(NSURL *)picture
clientState:(NSDictionary *)clientState
handler:(FBDialogAppCallCompletionHandler)handler {
FBShareDialogParams *params = [[[FBShareDialogParams alloc] init] autorelease];
params.link = link;
params.name = name;
params.caption = caption;
params.description = description;
params.picture = picture;
return [self presentShareDialogWithParams:params
clientState:clientState
handler:handler];
}
+ (BOOL)canPresentShareDialogWithOpenGraphActionParams:(FBOpenGraphActionShareDialogParams *)params {
BOOL canPresent = [params appBridgeVersion] != nil;
[FBAppEvents logImplicitEvent:FBAppEventNameFBDialogsCanPresentShareDialogOG
valueToSum:nil
parameters:@{ FBAppEventParameterDialogOutcome :
canPresent ?
FBAppEventsDialogOutcomeValue_Completed :
FBAppEventsDialogOutcomeValue_Failed }
session:nil];
return canPresent;
}
+ (FBAppCall *)presentShareDialogWithOpenGraphActionParams:(FBOpenGraphActionShareDialogParams *)params
clientState:(NSDictionary *)clientState
handler:(FBDialogAppCallCompletionHandler)handler {
FBAppCall *call = nil;
NSString *version = [params appBridgeVersion];
if (version) {
call = [[[FBAppCall alloc] init] autorelease];
NSError *validationError = [params validate];
if (validationError) {
if (handler) {
handler(call, nil, validationError);
}
} else {
FBDialogsData *dialogData = [[[FBDialogsData alloc] initWithMethod:@"ogshare"
arguments:[params dictionaryMethodArgs]]
autorelease];
dialogData.clientState = clientState;
call.dialogData = dialogData;
[[FBAppBridge sharedInstance] dispatchDialogAppCall:call
version:version
session:nil
completionHandler:^(FBAppCall *call) {
if (handler) {
handler(call, call.dialogData.results, call.error);
}
}];
}
}
return call;
}
+ (FBAppCall *)presentShareDialogWithOpenGraphAction:(id<FBOpenGraphAction>)action
actionType:(NSString *)actionType
previewPropertyName:(NSString *)previewPropertyName
handler:(FBDialogAppCallCompletionHandler) handler {
return [FBDialogs presentShareDialogWithOpenGraphAction:action
actionType:actionType
previewPropertyName:previewPropertyName
clientState:nil
handler:handler];
}
+ (FBAppCall *)presentShareDialogWithOpenGraphAction:(id<FBOpenGraphAction>)action
actionType:(NSString *)actionType
previewPropertyName:(NSString*)previewPropertyName
clientState:(NSDictionary *)clientState
handler:(FBDialogAppCallCompletionHandler) handler {
FBOpenGraphActionShareDialogParams *params = [[[FBOpenGraphActionShareDialogParams alloc] init] autorelease];
// If we have OG objects, we want to pass just their URL or id to the share dialog.
params.action = action;
params.actionType = actionType;
params.previewPropertyName = previewPropertyName;
return [self presentShareDialogWithOpenGraphActionParams:params
clientState:clientState
handler:handler];
}
+ (SLComposeViewController*)composeViewControllerWithSession:(FBSession*)session
handler:(FBOSIntegratedShareDialogHandler)handler {
// Can we even call the iOS API?
Class composeViewControllerClass = [[FBDynamicFrameworkLoader loadClass:@"SLComposeViewController" withFramework:@"Social"] class];
if (composeViewControllerClass == nil ||
[composeViewControllerClass isAvailableForServiceType:[FBDynamicFrameworkLoader loadStringConstant:@"SLServiceTypeFacebook" withFramework:@"Social"]] == NO) {
if (handler) {
handler( FBOSIntegratedShareDialogResultError, [self createError:FBErrorDialogNotSupported
session:session]);
}
return nil;
}
if (session == nil) {
// No session provided -- do we have an activeSession? We must either have a session that
// was authenticated with native auth, or no session at all (in which case the app is
// running unTOSed and we will rely on the OS to authenticate/TOS the user).
session = [FBSession activeSession];
}
if (session != nil) {
// If we have an open session and it's not native auth, fail. If the session is
// not open, attempting to put up the dialog will prompt the user to configure
// their account.
if (session.isOpen && session.accessTokenData.loginType != FBSessionLoginTypeSystemAccount) {
if (handler) {
handler( FBOSIntegratedShareDialogResultError, [self createError:FBErrorDialogInvalidForSession
session:session]);
}
return nil;
}
}
SLComposeViewController *composeViewController = [composeViewControllerClass composeViewControllerForServiceType:[FBDynamicFrameworkLoader loadStringConstant:@"SLServiceTypeFacebook" withFramework:@"Social"]];
if (composeViewController == nil) {
if (handler) {
handler( FBOSIntegratedShareDialogResultError, [self createError:FBErrorDialogCantBeDisplayed
session:session]);
}
return nil;
}
return composeViewController;
}
+ (NSError *)createError:(NSString *)reason
session:(FBSession *)session {
NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
userInfo[FBErrorDialogReasonKey] = reason;
if (session) {
userInfo[FBErrorSessionKey] = session;
}
NSError *error = [NSError errorWithDomain:FacebookSDKDomain
code:FBErrorDialog
userInfo:userInfo];
return error;
}
@end