MR_inContext: works on objects with temporary IDs

tonyarnold · Aug 20, 2013 · ffe8372 · ffe8372
1 parent 15cdd95
commit ffe8372
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/MagicalRecord/Categories/NSManagedObject/NSManagedObject+MagicalRecord.m b/MagicalRecord/Categories/NSManagedObject/NSManagedObject+MagicalRecord.m
@@ -226,6 +226,19 @@ + (BOOL) MR_truncateAll
 - (id) MR_inContext:(NSManagedObjectContext *)otherContext
 {
     NSError *error = nil;
+
+    if (self.objectID.isTemporaryID)
+    {
+        BOOL success = [self.managedObjectContext obtainPermanentIDsForObjects:@[self] error:&error];
+        if (!success)
+        {
+            [MagicalRecord handleErrors:error];
+            return nil;
+        }
+    }
+
+    error = nil;
+
     NSManagedObject *inContext = [otherContext existingObjectWithID:[self objectID] error:&error];
     [MagicalRecord handleErrors:error];