CloudKitCategories.m   [plain text]

/*
* Copyright (c) 2017 Apple Inc. All Rights Reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/

#if OCTAGON

#import "keychain/ckks/CloudKitCategories.h"

@implementation CKOperationGroup (CKKS)
+(instancetype) CKKSGroupWithName:(NSString*)name {
CKOperationGroup* operationGroup = [[CKOperationGroup alloc] init];
operationGroup.expectedSendSize = CKOperationGroupTransferSizeKilobytes;
operationGroup.expectedReceiveSize = CKOperationGroupTransferSizeKilobytes;
operationGroup.name = name;
return operationGroup;
}
@end

@implementation NSError (CKKS)

-(bool) ckksIsCKErrorRecordChangedError {
NSDictionary<CKRecordID*,NSError*>* partialErrors = self.userInfo[CKPartialErrorsByItemIDKey];
if([self.domain isEqualToString:CKErrorDomain] && self.code == CKErrorPartialFailure && partialErrors) {
// Check if this error was "you're out of date"

for(NSError* error in partialErrors.objectEnumerator) {
if((![error.domain isEqualToString:CKErrorDomain]) || (error.code != CKErrorBatchRequestFailed && error.code != CKErrorServerRecordChanged && error.code != CKErrorUnknownItem)) {
// There's an error in there that isn't CKErrorServerRecordChanged, CKErrorBatchRequestFailed, or CKErrorUnknownItem. Don't handle nicely...
return false;
}
}

return true;
}
return false;
}

- (BOOL)isCuttlefishError:(CuttlefishErrorCode)cuttlefishErrorCode
{
NSError *error = self;

if ([error.domain isEqualToString:CKErrorDomain] && error.code == CKErrorServerRejectedRequest) {
NSError* underlyingError = error.userInfo[NSUnderlyingErrorKey];

if([underlyingError.domain isEqualToString:CKInternalErrorDomain] && underlyingError.code == CKErrorInternalPluginError) {
NSError* cuttlefishError = underlyingError.userInfo[NSUnderlyingErrorKey];

if([cuttlefishError.domain isEqualToString:CuttlefishErrorDomain] && cuttlefishError.code == cuttlefishErrorCode) {
return YES;
}
}
}
return NO;
}

- (NSTimeInterval)cuttlefishRetryAfter {
NSError *error = self;

if ([error.domain isEqualToString:CKErrorDomain] && error.code == CKErrorServerRejectedRequest) {
NSError* underlyingError = error.userInfo[NSUnderlyingErrorKey];

if([underlyingError.domain isEqualToString:CKInternalErrorDomain] && underlyingError.code == CKErrorInternalPluginError) {
NSError* cuttlefishError = underlyingError.userInfo[NSUnderlyingErrorKey];

if([cuttlefishError.domain isEqualToString:CuttlefishErrorDomain]) {
NSNumber* val = cuttlefishError.userInfo[CuttlefishErrorRetryAfterKey];
if (val) {
return (NSTimeInterval)val.doubleValue;
}
}
}
}
return 0;
}

- (BOOL)isCKKSServerPluginError:(NSInteger)code
{
NSError* underlyingError = self.userInfo[NSUnderlyingErrorKey];
NSError* thirdLevelError = underlyingError.userInfo[NSUnderlyingErrorKey];

return ([self.domain isEqualToString:CKErrorDomain] &&
self.code == CKErrorServerRejectedRequest &&
underlyingError &&
[underlyingError.domain isEqualToString:CKInternalErrorDomain] &&
underlyingError.code == CKErrorInternalPluginError &&
thirdLevelError &&
[thirdLevelError.domain isEqualToString:@"CloudkitKeychainService"] &&
thirdLevelError.code == code);
}

@end

@implementation CKAccountInfo (CKKS)
// Ugly, and might break if CloudKit changes how they print objects. Sorry, CloudKit!
- (NSString*)description {
NSString* ckprop = [self CKPropertiesDescription];
NSString* description = [NSString stringWithFormat: @"<CKAccountInfo: %@>", ckprop];
return description;
}
@end

#endif //OCTAGON