adding pods method of package managing
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talksik
+362
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/*! @file OIDServiceDiscovery.m
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@brief AppAuth iOS SDK
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@copyright
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Copyright 2015 Google Inc. All Rights Reserved.
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@copydetails
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "OIDServiceDiscovery.h"
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#import "OIDDefines.h"
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#import "OIDErrorUtilities.h"
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NS_ASSUME_NONNULL_BEGIN
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/*! Field keys associated with an OpenID Connect Discovery Document. */
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static NSString *const kIssuerKey = @"issuer";
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static NSString *const kAuthorizationEndpointKey = @"authorization_endpoint";
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static NSString *const kTokenEndpointKey = @"token_endpoint";
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static NSString *const kUserinfoEndpointKey = @"userinfo_endpoint";
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static NSString *const kJWKSURLKey = @"jwks_uri";
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static NSString *const kRegistrationEndpointKey = @"registration_endpoint";
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static NSString *const kEndSessionEndpointKey = @"end_session_endpoint";
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static NSString *const kScopesSupportedKey = @"scopes_supported";
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static NSString *const kResponseTypesSupportedKey = @"response_types_supported";
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static NSString *const kResponseModesSupportedKey = @"response_modes_supported";
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static NSString *const kGrantTypesSupportedKey = @"grant_types_supported";
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static NSString *const kACRValuesSupportedKey = @"acr_values_supported";
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static NSString *const kSubjectTypesSupportedKey = @"subject_types_supported";
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static NSString *const kIDTokenSigningAlgorithmValuesSupportedKey =
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@"id_token_signing_alg_values_supported";
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static NSString *const kIDTokenEncryptionAlgorithmValuesSupportedKey =
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@"id_token_encryption_alg_values_supported";
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static NSString *const kIDTokenEncryptionEncodingValuesSupportedKey =
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@"id_token_encryption_enc_values_supported";
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static NSString *const kUserinfoSigningAlgorithmValuesSupportedKey =
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@"userinfo_signing_alg_values_supported";
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static NSString *const kUserinfoEncryptionAlgorithmValuesSupportedKey =
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@"userinfo_encryption_alg_values_supported";
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static NSString *const kUserinfoEncryptionEncodingValuesSupportedKey =
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@"userinfo_encryption_enc_values_supported";
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static NSString *const kRequestObjectSigningAlgorithmValuesSupportedKey =
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@"request_object_signing_alg_values_supported";
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static NSString *const kRequestObjectEncryptionAlgorithmValuesSupportedKey =
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@"request_object_encryption_alg_values_supported";
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static NSString *const kRequestObjectEncryptionEncodingValuesSupported =
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@"request_object_encryption_enc_values_supported";
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static NSString *const kTokenEndpointAuthMethodsSupportedKey =
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@"token_endpoint_auth_methods_supported";
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static NSString *const kTokenEndpointAuthSigningAlgorithmValuesSupportedKey =
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@"token_endpoint_auth_signing_alg_values_supported";
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static NSString *const kDisplayValuesSupportedKey = @"display_values_supported";
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static NSString *const kClaimTypesSupportedKey = @"claim_types_supported";
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static NSString *const kClaimsSupportedKey = @"claims_supported";
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static NSString *const kServiceDocumentationKey = @"service_documentation";
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static NSString *const kClaimsLocalesSupportedKey = @"claims_locales_supported";
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static NSString *const kUILocalesSupportedKey = @"ui_locales_supported";
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static NSString *const kClaimsParameterSupportedKey = @"claims_parameter_supported";
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static NSString *const kRequestParameterSupportedKey = @"request_parameter_supported";
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static NSString *const kRequestURIParameterSupportedKey = @"request_uri_parameter_supported";
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static NSString *const kRequireRequestURIRegistrationKey = @"require_request_uri_registration";
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static NSString *const kOPPolicyURIKey = @"op_policy_uri";
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static NSString *const kOPTosURIKey = @"op_tos_uri";
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@implementation OIDServiceDiscovery {
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NSDictionary *_discoveryDictionary;
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}
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- (nonnull instancetype)init OID_UNAVAILABLE_USE_INITIALIZER(@selector(initWithDictionary:error:))
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- (nullable instancetype)initWithJSON:(NSString *)serviceDiscoveryJSON error:(NSError **)error {
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NSData *jsonData = [serviceDiscoveryJSON dataUsingEncoding:NSUTF8StringEncoding];
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return [self initWithJSONData:jsonData error:error];
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}
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- (nullable instancetype)initWithJSONData:(NSData *)serviceDiscoveryJSONData
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error:(NSError **_Nullable)error {
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NSError *jsonError;
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NSDictionary *json =
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[NSJSONSerialization JSONObjectWithData:serviceDiscoveryJSONData options:0 error:&jsonError];
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if (!json || jsonError) {
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*error = [OIDErrorUtilities errorWithCode:OIDErrorCodeJSONDeserializationError
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underlyingError:jsonError
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description:jsonError.localizedDescription];
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return nil;
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}
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if (![json isKindOfClass:[NSDictionary class]]) {
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*error = [OIDErrorUtilities errorWithCode:OIDErrorCodeInvalidDiscoveryDocument
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underlyingError:nil
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description:@"Discovery document isn't a dictionary"];
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return nil;
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}
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return [self initWithDictionary:json error:error];
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}
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- (nullable instancetype)initWithDictionary:(NSDictionary *)serviceDiscoveryDictionary
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error:(NSError **_Nullable)error {
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if (![[self class] dictionaryHasRequiredFields:serviceDiscoveryDictionary error:error]) {
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return nil;
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}
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self = [super init];
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if (self) {
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_discoveryDictionary = [serviceDiscoveryDictionary copy];
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}
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return self;
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}
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#pragma mark -
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/*! @brief Checks to see if the specified dictionary contains the required fields.
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@discussion This test is not meant to provide semantic analysis of the document (eg. fields
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where the value @c none is not an allowed option would not cause this method to fail if
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their value was @c none.) We are just testing to make sure we can meet the nullability
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contract we promised in the header.
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*/
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+ (BOOL)dictionaryHasRequiredFields:(NSDictionary<NSString *, id> *)dictionary
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error:(NSError **_Nullable)error {
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static NSString *const kMissingFieldErrorText = @"Missing field: %@";
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static NSString *const kInvalidURLFieldErrorText = @"Invalid URL: %@";
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NSArray *requiredFields = @[
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kIssuerKey,
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kAuthorizationEndpointKey,
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kTokenEndpointKey,
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kJWKSURLKey,
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kResponseTypesSupportedKey,
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kSubjectTypesSupportedKey,
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kIDTokenSigningAlgorithmValuesSupportedKey
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];
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for (NSString *field in requiredFields) {
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if (!dictionary[field]) {
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if (error) {
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NSString *errorText = [NSString stringWithFormat:kMissingFieldErrorText, field];
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*error = [OIDErrorUtilities errorWithCode:OIDErrorCodeInvalidDiscoveryDocument
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underlyingError:nil
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description:errorText];
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}
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return NO;
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}
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}
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// Check required URL fields are valid URLs.
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NSArray *requiredURLFields = @[
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kIssuerKey,
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kTokenEndpointKey,
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kJWKSURLKey
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];
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for (NSString *field in requiredURLFields) {
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if (![NSURL URLWithString:dictionary[field]]) {
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if (error) {
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NSString *errorText = [NSString stringWithFormat:kInvalidURLFieldErrorText, field];
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*error = [OIDErrorUtilities errorWithCode:OIDErrorCodeInvalidDiscoveryDocument
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underlyingError:nil
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description:errorText];
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}
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return NO;
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}
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}
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return YES;
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}
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#pragma mark - NSCopying
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- (instancetype)copyWithZone:(nullable NSZone *)zone {
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// The documentation for NSCopying specifically advises us to return a reference to the original
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// instance in the case where instances are immutable (as ours is):
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// "Implement NSCopying by retaining the original instead of creating a new copy when the class
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// and its contents are immutable."
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return self;
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}
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#pragma mark - NSSecureCoding
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+ (BOOL)supportsSecureCoding {
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return YES;
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}
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- (nullable instancetype)initWithCoder:(NSCoder *)aDecoder {
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NSError *error;
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NSDictionary *dictionary = [[NSDictionary alloc] initWithCoder:aDecoder];
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self = [self initWithDictionary:dictionary error:&error];
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if (error) {
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return nil;
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}
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder {
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[_discoveryDictionary encodeWithCoder:aCoder];
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}
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#pragma mark - Properties
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- (NSDictionary<NSString *, NSString *> *)discoveryDictionary {
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return _discoveryDictionary;
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}
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- (NSURL *)issuer {
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return [NSURL URLWithString:_discoveryDictionary[kIssuerKey]];
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}
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- (NSURL *)authorizationEndpoint {
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return [NSURL URLWithString:_discoveryDictionary[kAuthorizationEndpointKey]];
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}
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- (NSURL *)tokenEndpoint {
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return [NSURL URLWithString:_discoveryDictionary[kTokenEndpointKey]];
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}
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- (nullable NSURL *)userinfoEndpoint {
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return [NSURL URLWithString:_discoveryDictionary[kUserinfoEndpointKey]];
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}
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- (NSURL *)jwksURL {
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return [NSURL URLWithString:_discoveryDictionary[kJWKSURLKey]];
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}
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- (nullable NSURL *)registrationEndpoint {
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return [NSURL URLWithString:_discoveryDictionary[kRegistrationEndpointKey]];
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}
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- (nullable NSURL *)endSessionEndpoint {
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return [NSURL URLWithString:_discoveryDictionary[kEndSessionEndpointKey]];
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}
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- (nullable NSArray<NSString *> *)scopesSupported {
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return _discoveryDictionary[kScopesSupportedKey];
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}
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- (NSArray<NSString *> *)responseTypesSupported {
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return _discoveryDictionary[kResponseTypesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)responseModesSupported {
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return _discoveryDictionary[kResponseModesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)grantTypesSupported {
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return _discoveryDictionary[kGrantTypesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)acrValuesSupported {
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return _discoveryDictionary[kACRValuesSupportedKey];
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}
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- (NSArray<NSString *> *)subjectTypesSupported {
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return _discoveryDictionary[kSubjectTypesSupportedKey];
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}
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- (NSArray<NSString *> *) IDTokenSigningAlgorithmValuesSupported {
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return _discoveryDictionary[kIDTokenSigningAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)IDTokenEncryptionAlgorithmValuesSupported {
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return _discoveryDictionary[kIDTokenEncryptionAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)IDTokenEncryptionEncodingValuesSupported {
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return _discoveryDictionary[kIDTokenEncryptionEncodingValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)userinfoSigningAlgorithmValuesSupported {
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return _discoveryDictionary[kUserinfoSigningAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)userinfoEncryptionAlgorithmValuesSupported {
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return _discoveryDictionary[kUserinfoEncryptionAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)userinfoEncryptionEncodingValuesSupported {
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return _discoveryDictionary[kUserinfoEncryptionEncodingValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)requestObjectSigningAlgorithmValuesSupported {
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return _discoveryDictionary[kRequestObjectSigningAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *) requestObjectEncryptionAlgorithmValuesSupported {
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return _discoveryDictionary[kRequestObjectEncryptionAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *) requestObjectEncryptionEncodingValuesSupported {
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return _discoveryDictionary[kRequestObjectEncryptionEncodingValuesSupported];
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}
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- (nullable NSArray<NSString *> *)tokenEndpointAuthMethodsSupported {
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return _discoveryDictionary[kTokenEndpointAuthMethodsSupportedKey];
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}
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- (nullable NSArray<NSString *> *)tokenEndpointAuthSigningAlgorithmValuesSupported {
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return _discoveryDictionary[kTokenEndpointAuthSigningAlgorithmValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)displayValuesSupported {
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return _discoveryDictionary[kDisplayValuesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)claimTypesSupported {
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return _discoveryDictionary[kClaimTypesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)claimsSupported {
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return _discoveryDictionary[kClaimsSupportedKey];
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}
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- (nullable NSURL *)serviceDocumentation {
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return [NSURL URLWithString:_discoveryDictionary[kServiceDocumentationKey]];
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}
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- (nullable NSArray<NSString *> *)claimsLocalesSupported {
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return _discoveryDictionary[kClaimsLocalesSupportedKey];
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}
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- (nullable NSArray<NSString *> *)UILocalesSupported {
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return _discoveryDictionary[kUILocalesSupportedKey];
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}
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- (BOOL)claimsParameterSupported {
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return [_discoveryDictionary[kClaimsParameterSupportedKey] boolValue];
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}
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- (BOOL)requestParameterSupported {
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return [_discoveryDictionary[kRequestParameterSupportedKey] boolValue];
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}
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- (BOOL)requestURIParameterSupported {
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// Default is true/YES.
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if (!_discoveryDictionary[kRequestURIParameterSupportedKey]) {
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return YES;
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}
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return [_discoveryDictionary[kRequestURIParameterSupportedKey] boolValue];
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}
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- (BOOL)requireRequestURIRegistration {
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return [_discoveryDictionary[kRequireRequestURIRegistrationKey] boolValue];
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}
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- (nullable NSURL *)OPPolicyURI {
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return [NSURL URLWithString:_discoveryDictionary[kOPPolicyURIKey]];
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}
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- (nullable NSURL *)OPTosURI {
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return [NSURL URLWithString:_discoveryDictionary[kOPTosURIKey]];
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}
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@end
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NS_ASSUME_NONNULL_END
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