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[ios] Abstract Facebook login support

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This commit is contained in:
Igor Khmurets 2014-07-10 18:00:20 +02:00 • committed by Alex Zolotarev
parent dbb87e88bf
commit 3edfc22975
3 changed files with 244 additions and 4 deletions
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33
iphone/Maps/AccountManager.h Normal file
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@ -0,0 +1,33 @@
#import <Foundation/Foundation.h>
#import <FacebookSDK/FacebookSDK.h>
@interface PostMessage : NSObject
@property (nonatomic) NSString * name;
@property (nonatomic) NSString * info;
@property (nonatomic) NSString * link;
@end
@implementation PostMessage
@end
typedef NS_ENUM(NSUInteger, AccountType)
{
AccountTypeFacebook,
AccountTypeGooglePlus
};
@interface AccountManager : NSObject
- (void)loginToAccountType:(AccountType)type completion:(void (^)(BOOL success))block;
- (void)postMessage:(PostMessage *)message toAccountType:(AccountType)type completion:(void (^)(BOOL success))block;
+ (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation;
+ (void)applicationDidBecomeActive:(UIApplication *)application;
@end

191
iphone/Maps/AccountManager.m Normal file
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@ -0,0 +1,191 @@
#import "AccountManager.h"
@implementation AccountManager
#pragma mark - Posting
- (void)postMessage:(PostMessage *)message toAccountType:(AccountType)type completion:(void (^)(BOOL success))block;
{
switch (type)
{
case AccountTypeFacebook:
{
[self postMessage:message toFacebookAndCheckPermissionsWithCompletion:block];
break;
}
case AccountTypeGooglePlus:
{
break;
}
}
}
- (void)postMessage:(PostMessage *)message toFacebookAndCheckPermissionsWithCompletion:(void (^)(BOOL))block
{
if ([self hasPublishPermissionsForFacebook])
{
[self postMessage:message toFacebookWithCompletion:^(BOOL success) {
block(success);
}];
}
else
{
[[FBSession activeSession] requestNewPublishPermissions:@[@"publish_actions"] defaultAudience:FBSessionDefaultAudienceFriends completionHandler:^(FBSession * session, NSError * error) {
if (!error && [self hasPublishPermissionsForFacebook])
{
[self postMessage:message toFacebookWithCompletion:^(BOOL success) {
block(success);
}];
}
else
{
block(NO);
}
}];
}
}
- (void)postMessage:(PostMessage *)message toFacebookWithCompletion:(void (^)(BOOL))block
{
FBLinkShareParams * parameters = [[FBLinkShareParams alloc] init];
parameters.name = message.name;
parameters.link = [NSURL URLWithString:message.link];
if ([FBDialogs canPresentShareDialogWithParams:parameters])
{
[FBDialogs presentShareDialogWithParams:parameters clientState:nil handler:^(FBAppCall * call, NSDictionary * results, NSError * error) {
block(!error);
}];
}
else
{
NSMutableDictionary * parameters = [[NSMutableDictionary alloc] init];
if (message.name)
parameters[@"name"] = message.name;
if (message.link)
parameters[@"link"] = message.link;
if (message.info)
parameters[@"description"] = message.info;
[FBWebDialogs presentFeedDialogModallyWithSession:nil parameters:parameters handler:^(FBWebDialogResult result, NSURL * resultURL, NSError * error) {
block(!error && result != FBWebDialogResultDialogNotCompleted);
}];
}
}
- (BOOL)hasPublishPermissionsForFacebook
{
return [[FBSession activeSession].permissions containsObject:@"publish_actions"];
}
#pragma mark - Logining
- (void)loginToAccountType:(AccountType)type completion:(void (^)(BOOL))block
{
switch (type)
{
case AccountTypeFacebook:
{
if ([FBSession activeSession].state != FBSessionStateOpen && [FBSession activeSession].state != FBSessionStateOpenTokenExtended)
[FBSession openActiveSessionWithReadPermissions:@[@"public_profile"] allowLoginUI:YES completionHandler:^(FBSession *session, FBSessionState state, NSError *error) {
block(!error && state == FBSessionStateOpen);
}];
break;
}
case AccountTypeGooglePlus:
{
break;
}
}
}
+ (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation
{
[[FBSession activeSession] setStateChangeHandler:^(FBSession * session, FBSessionState state, NSError * error) {
// [self sessionStateChanged:session state:state error:error];
}];
if ([FBAppCall handleOpenURL:url sourceApplication:sourceApplication])
return YES;
return NO;
}
+ (void)applicationDidBecomeActive:(UIApplication *)application
{
[FBAppCall handleDidBecomeActive];
}
// FACEBOOK ERROR HANDLING LOGIC. KEEP FOR TESTING
//// This method will handle ALL the session state changes in the app
//+ (void)sessionStateChanged:(FBSession *)session state:(FBSessionState)state error:(NSError *)error
//{
// // If the session was opened successfully
// if (!error && state == FBSessionStateOpen)
// {
// NSLog(@"Session opened");
// // Show the user the logged-in UI
// return;
// }
// if (state == FBSessionStateClosed || state == FBSessionStateClosedLoginFailed)
// {
// // If the session is closed
// NSLog(@"Session closed");
// // Show the user the logged-out UI
// }
//
// // Handle errors
// if (error)
// {
// NSLog(@"Error");
// NSString *alertText;
// NSString *alertTitle;
// // If the error requires people using an app to make an action outside of the app in order to recover
// if ([FBErrorUtility shouldNotifyUserForError:error] == YES)
// {
// alertTitle = @"Something went wrong";
// alertText = [FBErrorUtility userMessageForError:error];
//// [self showMessage:alertText withTitle:alertTitle];
// }
// else
// {
//
// // If the user cancelled login, do nothing
// if ([FBErrorUtility errorCategoryForError:error] == FBErrorCategoryUserCancelled)
// {
// NSLog(@"User cancelled login");
//
// // Handle session closures that happen outside of the app
// }
// else if ([FBErrorUtility errorCategoryForError:error] == FBErrorCategoryAuthenticationReopenSession)
// {
// alertTitle = @"Session Error";
// alertText = @"Your current session is no longer valid. Please log in again.";
//// [self showMessage:alertText withTitle:alertTitle];
//
// // Here we will handle all other errors with a generic error message.
// // We recommend you check our Handling Errors guide for more information
// // https://developers.facebook.com/docs/ios/errors/
// }
// else
// {
// //Get more error information from the error
// NSDictionary * errorInformation = [[[error.userInfo objectForKey:@"com.facebook.sdk:ParsedJSONResponseKey"] objectForKey:@"body"] objectForKey:@"error"];
//
// // Show the user an error message
// alertTitle = @"Something went wrong";
// alertText = [NSString stringWithFormat:@"Please retry. \n\n If the problem persists contact us and mention this error code: %@", [errorInformation objectForKey:@"message"]];
//// [self showMessage:alertText withTitle:alertTitle];
// }
// }
// // Clear this token
// [FBSession.activeSession closeAndClearTokenInformation];
// // Show the user the logged-out UI
//// [self userLoggedOut];
// }
//}
@end

24
iphone/Maps/Maps.xcodeproj/project.pbxproj
View file

@ -24,6 +24,8 @@
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97387547184E475000170BC4 /* MessageComposeViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 97387545184E475000170BC4 /* MessageComposeViewController.m */; };
974386D91934CBAC00FD5659 /* FacebookSDK.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 974386D81934CBAC00FD5659 /* FacebookSDK.framework */; };
@ -1357,6 +1359,8 @@
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97354B6D196EDD3A00352536 /* AccountManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AccountManager.m; sourceTree = "<group>"; };
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@ -1469,8 +1473,8 @@
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EDBB18B716972B0600AF0742 /* libzlib.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; path = libzlib.a; sourceTree = "<group>"; };
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EDC5C541175F2CA600420E92 /* ShareActionSheet.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = ShareActionSheet.h; path = Classes/ShareActionSheet.h; sourceTree = "<group>"; };
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EE026F0511D6AC0D00645242 /* classificator.txt */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; name = classificator.txt; path = ../../data/classificator.txt; sourceTree = SOURCE_ROOT; };
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@ -2230,8 +2234,6 @@
EED10A4411F78D120095FAD4 /* MapViewController.mm */,
FAF457E415597BC100DCCC49 /* Framework.h */,
FAF457E615597D4600DCCC49 /* Framework.cpp */,
EDC5C541175F2CA600420E92 /* ShareActionSheet.h */,
EDC5C542175F2CA600420E92 /* ShareActionSheet.mm */,
97DEA09018D706C300C5F963 /* Common.h */,
);
path = Classes;
@ -2252,6 +2254,7 @@
CB252D6816FF82C8001E41E9 /* Statistics */,
FA36B8011540388B004560CC /* Bookmarks */,
FA34BEC71338D6DB00FFB2A7 /* Common */,
97354B6B196EDCE200352536 /* Login & sharing */,
FA6E1F1B124E6B2800F59149 /* Platform */,
080E96DDFE201D6D7F000001 /* Classes */,
974726401832306C006B7CB7 /* Categories */,
@ -2324,6 +2327,17 @@
name = Frameworks;
sourceTree = "<group>";
};
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isa = PBXGroup;
children = (
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EDC5C542175F2CA600420E92 /* ShareActionSheet.mm */,
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97354B6D196EDD3A00352536 /* AccountManager.m */,
);
name = "Login & sharing";
sourceTree = "<group>";
};
974726401832306C006B7CB7 /* Categories */ = {
isa = PBXGroup;
children = (
@ -4473,6 +4487,7 @@
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97354B6E196EDD3A00352536 /* AccountManager.m in Sources */,
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978F9242183B660F000D6C7C /* SelectableCell.m in Sources */,
CB252D6F16FF82C9001E41E9 /* Statistics.mm in Sources */,
@ -4542,6 +4557,7 @@
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