TGRTweet.m

- (void)importValuesFromDictionary:(NSDictionary *)dictionary
{
    self.identifier = dictionary[@"id"];
    
    NSDictionary *retweetedStatus = dictionary[@"retweeted_status"];
    
    NSString *dateString = nil;
    NSDictionary *userDictionary = nil;
    NSDictionary *retweetedByDictionary = nil;
    
    if (retweetedStatus) {
        self.text = retweetedStatus[@"text"];
        
        dateString = retweetedStatus[@"created_at"];
        userDictionary = retweetedStatus[@"user"];
        retweetedByDictionary = dictionary[@"user"];
    }
    else {
        self.text = dictionary[@"text"];
        
        dateString = dictionary[@"created_at"];
        userDictionary = dictionary[@"user"];
    }
    
    self.publicationDate = [[self class] dateFromTwitterDate:dateString];
    
    TGRTwitterUser *user = [TGRTwitterUser twitterUserWithIdentifier:userDictionary[@"id"]
                                              inManagedObjectContext:self.managedObjectContext];
    
    if (!user) {
        user = [TGRTwitterUser importFromDictionary:userDictionary
                             inManagedObjectContext:self.managedObjectContext];
    }
    
    self.user = user;
    
    if (retweetedByDictionary) {
        TGRTwitterUser *retweetedBy = [TGRTwitterUser twitterUserWithIdentifier:retweetedByDictionary[@"id"]
                                                         inManagedObjectContext:self.managedObjectContext];
        
        if (!retweetedBy) {
            retweetedBy = [TGRTwitterUser importFromDictionary:retweetedByDictionary
                                        inManagedObjectContext:self.managedObjectContext];
        }
        
        self.retweetedBy = retweetedBy;
    }
}