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| bad748 | 1 | // Copyright (c) 2014-present, Facebook, Inc. All rights reserved. |
| W | 2 | // |
| 3 | // You are hereby granted a non-exclusive, worldwide, royalty-free license to use, | |
| 4 | // copy, modify, and distribute this software in source code or binary form for use | |
| 5 | // in connection with the web services and APIs provided by Facebook. | |
| 6 | // | |
| 7 | // As with any software that integrates with the Facebook platform, your use of | |
| 8 | // this software is subject to the Facebook Developer Principles and Policies | |
| 9 | // [http://developers.facebook.com/policy/]. This copyright notice shall be | |
| 10 | // included in all copies or substantial portions of the software. | |
| 11 | // | |
| 12 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 13 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS | |
| 14 | // FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR | |
| 15 | // COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER | |
| 16 | // IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
| 17 | // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
| 18 | ||
| 19 | #import <Accounts/Accounts.h> | |
| 20 | #import <Foundation/Foundation.h> | |
| 21 | #import <UIKit/UIKit.h> | |
| 22 | ||
| 23 | @class FBSDKLoginManagerLoginResult; | |
| 24 | ||
| 9febd9 | 25 | /** |
| W | 26 | Describes the call back to the FBSDKLoginManager |
| 27 | - Parameter result: the result of the authorization | |
| 28 | - Parameter error: the authorization error, if any. | |
| bad748 | 29 | */ |
| W | 30 | typedef void (^FBSDKLoginManagerRequestTokenHandler)(FBSDKLoginManagerLoginResult *result, NSError *error); |
| 31 | ||
| 32 | ||
| 9febd9 | 33 | /** |
| W | 34 | FBSDKDefaultAudience enum |
| bad748 | 35 | |
| 9febd9 | 36 | Passed to open to indicate which default audience to use for sessions that post data to Facebook. |
| bad748 | 37 | |
| 9febd9 | 38 | |
| W | 39 | |
| bad748 | 40 | Certain operations such as publishing a status or publishing a photo require an audience. When the user |
| W | 41 | grants an application permission to perform a publish operation, a default audience is selected as the |
| 42 | publication ceiling for the application. This enumerated value allows the application to select which | |
| 43 | audience to ask the user to grant publish permission for. | |
| 44 | */ | |
| 45 | typedef NS_ENUM(NSUInteger, FBSDKDefaultAudience) | |
| 46 | { | |
| 9febd9 | 47 | /** Indicates that the user's friends are able to see posts made by the application */ |
| bad748 | 48 | FBSDKDefaultAudienceFriends = 0, |
| 9febd9 | 49 | /** Indicates that only the user is able to see posts made by the application */ |
| bad748 | 50 | FBSDKDefaultAudienceOnlyMe, |
| 9febd9 | 51 | /** Indicates that all Facebook users are able to see posts made by the application */ |
| bad748 | 52 | FBSDKDefaultAudienceEveryone, |
| W | 53 | }; |
| 54 | ||
| 9febd9 | 55 | /** |
| W | 56 | FBSDKLoginBehavior enum |
| bad748 | 57 | |
| 9febd9 | 58 | Passed to the \c FBSDKLoginManager to indicate how Facebook Login should be attempted. |
| bad748 | 59 | |
| 9febd9 | 60 | |
| W | 61 | |
| bad748 | 62 | Facebook Login authorizes the application to act on behalf of the user, using the user's |
| W | 63 | Facebook account. Usually a Facebook Login will rely on an account maintained outside of |
| 64 | the application, by the native Facebook application, the browser, or perhaps the device | |
| 65 | itself. This avoids the need for a user to enter their username and password directly, and | |
| 66 | provides the most secure and lowest friction way for a user to authorize the application to | |
| 67 | interact with Facebook. | |
| 68 | ||
| 69 | The \c FBSDKLoginBehavior enum specifies which log-in methods may be used. The SDK | |
| 70 | will determine the best behavior based on the current device (such as iOS version). | |
| 71 | */ | |
| 72 | typedef NS_ENUM(NSUInteger, FBSDKLoginBehavior) | |
| 73 | { | |
| 9febd9 | 74 | /** |
| W | 75 | This is the default behavior, and indicates logging in through the native |
| bad748 | 76 | Facebook app may be used. The SDK may still use Safari instead. |
| W | 77 | */ |
| 78 | FBSDKLoginBehaviorNative = 0, | |
| 9febd9 | 79 | /** |
| W | 80 | Attempts log in through the Safari or SFSafariViewController, if available. |
| bad748 | 81 | */ |
| W | 82 | FBSDKLoginBehaviorBrowser, |
| 9febd9 | 83 | /** |
| W | 84 | Attempts log in through the Facebook account currently signed in through |
| bad748 | 85 | the device Settings. |
| W | 86 | @note If the account is not available to the app (either not configured by user or |
| 87 | as determined by the SDK) this behavior falls back to \c FBSDKLoginBehaviorNative. | |
| 88 | */ | |
| 89 | FBSDKLoginBehaviorSystemAccount, | |
| 9febd9 | 90 | /** |
| W | 91 | Attempts log in through a modal \c UIWebView pop up |
| bad748 | 92 | |
| W | 93 | @note This behavior is only available to certain types of apps. Please check the Facebook |
| 94 | Platform Policy to verify your app meets the restrictions. | |
| 95 | */ | |
| 96 | FBSDKLoginBehaviorWeb, | |
| 97 | }; | |
| 98 | ||
| 9febd9 | 99 | /** |
| W | 100 | `FBSDKLoginManager` provides methods for logging the user in and out. |
| 101 | ||
| 102 | `FBSDKLoginManager` works directly with `[FBSDKAccessToken currentAccessToken]` and | |
| bad748 | 103 | sets the "currentAccessToken" upon successful authorizations (or sets `nil` in case of `logOut`). |
| W | 104 | |
| 105 | You should check `[FBSDKAccessToken currentAccessToken]` before calling logIn* to see if there is | |
| 106 | a cached token available (typically in your viewDidLoad). | |
| 107 | ||
| 108 | If you are managing your own token instances outside of "currentAccessToken", you will need to set | |
| 9febd9 | 109 | "currentAccessToken" before calling logIn* to authorize further permissions on your tokens. |
| bad748 | 110 | */ |
| W | 111 | @interface FBSDKLoginManager : NSObject |
| 112 | ||
| 9febd9 | 113 | /** |
| W | 114 | the default audience. |
| 115 | ||
| 116 | you should set this if you intend to ask for publish permissions. | |
| bad748 | 117 | */ |
| W | 118 | @property (assign, nonatomic) FBSDKDefaultAudience defaultAudience; |
| 119 | ||
| 9febd9 | 120 | /** |
| W | 121 | the login behavior |
| bad748 | 122 | */ |
| W | 123 | @property (assign, nonatomic) FBSDKLoginBehavior loginBehavior; |
| 124 | ||
| 9febd9 | 125 | /** |
| W | 126 | |
| 127 | - Warning:use logInWithReadPermissions:fromViewController:handler: instead | |
| bad748 | 128 | */ |
| W | 129 | - (void)logInWithReadPermissions:(NSArray *)permissions handler:(FBSDKLoginManagerRequestTokenHandler)handler |
| 130 | __attribute__ ((deprecated("use logInWithReadPermissions:fromViewController:handler: instead"))); | |
| 131 | ||
| 9febd9 | 132 | /** |
| W | 133 | |
| 134 | - Warning:use logInWithPublishPermissions:fromViewController:handler: instead | |
| bad748 | 135 | */ |
| W | 136 | - (void)logInWithPublishPermissions:(NSArray *)permissions handler:(FBSDKLoginManagerRequestTokenHandler)handler |
| 137 | __attribute__ ((deprecated("use logInWithPublishPermissions:fromViewController:handler: instead"))); | |
| 138 | ||
| 9febd9 | 139 | /** |
| W | 140 | Logs the user in or authorizes additional permissions. |
| 141 | - Parameter permissions: the optional array of permissions. Note this is converted to NSSet and is only | |
| bad748 | 142 | an NSArray for the convenience of literal syntax. |
| 9febd9 | 143 | - Parameter fromViewController: the view controller to present from. If nil, the topmost view controller will be |
| bad748 | 144 | automatically determined as best as possible. |
| 9febd9 | 145 | - Parameter handler: the callback. |
| W | 146 | |
| 147 | Use this method when asking for read permissions. You should only ask for permissions when they | |
| bad748 | 148 | are needed and explain the value to the user. You can inspect the result.declinedPermissions to also |
| W | 149 | provide more information to the user if they decline permissions. |
| 150 | ||
| 151 | This method will present UI the user. You typically should check if `[FBSDKAccessToken currentAccessToken]` | |
| 152 | already contains the permissions you need before asking to reduce unnecessary app switching. For example, | |
| 153 | you could make that check at viewDidLoad. | |
| 9febd9 | 154 | You can only do one login call at a time. Calling a login method before the completion handler is called |
| W | 155 | on a previous login will return an error. |
| bad748 | 156 | */ |
| W | 157 | - (void)logInWithReadPermissions:(NSArray *)permissions |
| 158 | fromViewController:(UIViewController *)fromViewController | |
| 159 | handler:(FBSDKLoginManagerRequestTokenHandler)handler; | |
| 160 | ||
| 9febd9 | 161 | /** |
| W | 162 | Logs the user in or authorizes additional permissions. |
| 163 | - Parameter permissions: the optional array of permissions. Note this is converted to NSSet and is only | |
| bad748 | 164 | an NSArray for the convenience of literal syntax. |
| 9febd9 | 165 | - Parameter fromViewController: the view controller to present from. If nil, the topmost view controller will be |
| bad748 | 166 | automatically determined as best as possible. |
| 9febd9 | 167 | - Parameter handler: the callback. |
| W | 168 | |
| 169 | Use this method when asking for publish permissions. You should only ask for permissions when they | |
| bad748 | 170 | are needed and explain the value to the user. You can inspect the result.declinedPermissions to also |
| W | 171 | provide more information to the user if they decline permissions. |
| 172 | ||
| 173 | This method will present UI the user. You typically should check if `[FBSDKAccessToken currentAccessToken]` | |
| 174 | already contains the permissions you need before asking to reduce unnecessary app switching. For example, | |
| 175 | you could make that check at viewDidLoad. | |
| 9febd9 | 176 | You can only do one login call at a time. Calling a login method before the completion handler is called |
| W | 177 | on a previous login will return an error. |
| bad748 | 178 | */ |
| W | 179 | - (void)logInWithPublishPermissions:(NSArray *)permissions |
| 180 | fromViewController:(UIViewController *)fromViewController | |
| 181 | handler:(FBSDKLoginManagerRequestTokenHandler)handler; | |
| 182 | ||
| 9febd9 | 183 | /** |
| W | 184 | Logs the user out |
| 185 | ||
| 186 | This calls [FBSDKAccessToken setCurrentAccessToken:nil] and [FBSDKProfile setCurrentProfile:nil]. | |
| bad748 | 187 | */ |
| W | 188 | - (void)logOut; |
| 189 | ||
| 9febd9 | 190 | /** |
| bad748 | 191 | @method |
| W | 192 | |
| 9febd9 | 193 | Issues an asynchronous renewCredentialsForAccount call to the device's Facebook account store. |
| bad748 | 194 | |
| 9febd9 | 195 | - Parameter handler: The completion handler to call when the renewal is completed. This can be invoked on an arbitrary thread. |
| bad748 | 196 | |
| 9febd9 | 197 | |
| W | 198 | This can be used to explicitly renew account credentials and is provided as a convenience wrapper around |
| bad748 | 199 | `[ACAccountStore renewCredentialsForAccount:completion]`. Note the method will not issue the renewal call if the the |
| W | 200 | Facebook account has not been set on the device, or if access had not been granted to the account (though the handler |
| 201 | wil receive an error). | |
| 202 | ||
| 203 | If the `[FBSDKAccessToken currentAccessToken]` was from the account store, a succesful renewal will also set | |
| 204 | a new "currentAccessToken". | |
| 205 | */ | |
| 206 | + (void)renewSystemCredentials:(void (^)(ACAccountCredentialRenewResult result, NSError *error))handler; | |
| 207 | ||
| 208 | @end | |
