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Added support for connecting relationships where the destination entity does not have an inherited

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managedObjectClass. refs #627 [AWAITING TESTS]
This commit is contained in:
Blake Watters
2012-03-28 15:03:53 -04:00
parent 54a441783c
commit ddf2cb1a79
1 changed files with 9 additions and 3 deletions
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12
Code/CoreData/RKManagedObjectMappingOperation.m
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@@ -68,12 +68,18 @@
if ([valueOfLocalPrimaryKeyAttribute conformsToProtocol:@protocol(NSFastEnumeration)]) {
RKLogTrace(@"Connecting has-many relationship at keyPath '%@' to object with primaryKey attribute '%@'", relationshipName, primaryKeyAttributeOfRelatedObject);
NSPredicate *predicate = [NSPredicate predicateWithFormat:@"%K IN %@", primaryKeyAttributeOfRelatedObject, valueOfLocalPrimaryKeyAttribute];
NSArray *objects = [objectMapping.objectClass findAllWithPredicate:predicate inContext:[self.destinationObject managedObjectContext]];
NSFetchRequest *fetchRequest = [NSManagedObject requestAllInContext:[self.destinationObject managedObjectContext]];
fetchRequest.predicate = predicate;
fetchRequest.entity = objectMapping.entity;
NSArray *objects = [NSManagedObject executeFetchRequest:fetchRequest inContext:[self.destinationObject managedObjectContext]];
relatedObject = [NSSet setWithArray:objects];
} else {
RKLogTrace(@"Connecting has-one relationship at keyPath '%@' to object with primaryKey attribute '%@'", relationshipName, primaryKeyAttributeOfRelatedObject);
relatedObject = [objectMapping.objectClass findFirstByAttribute:primaryKeyAttributeOfRelatedObject withValue:valueOfLocalPrimaryKeyAttribute inContext:[self.destinationObject managedObjectContext]];
}
NSFetchRequest *fetchRequest = [NSManagedObject requestFirstByAttribute:primaryKeyAttributeOfRelatedObject withValue:valueOfLocalPrimaryKeyAttribute inContext:[self.destinationObject managedObjectContext]];
fetchRequest.entity = objectMapping.entity;
NSArray *objects = [NSManagedObject executeFetchRequest:fetchRequest inContext:[self.destinationObject managedObjectContext]];
relatedObject = [objects lastObject];
}
if (relatedObject) {
RKLogDebug(@"Connected relationship '%@' to object with primary key value '%@': %@", relationshipName, valueOfLocalPrimaryKeyAttribute, relatedObject);
} else {