Pageless Tridion Content Get Content Query

pageless-tridion-content-getcontentquery.cs

public XDocument GetContent(string contentType, string url)
{
    int publicationId = Int32.Parse(ConfigurationManager.AppSettings["tridion:publicationid"]);
    var cpf = new ComponentPresentationFactory(publicationId);
    if (GetViewType(url) == "Detail")
    {
        int itemId = GetIdFromUrl(url);
        if (itemId > 0)
        {
            var cp = cpf.GetComponentPresentationWithOutputFormat(itemId, "Xml Document");
            if (cp != null)
            {
                return XDocument.Parse(cp.Content);
            }
        }
    }
    else
    {
        Query query = BuildQuery(contentType, url, publicationId);
        XDocument result = XDocument.Parse("<items/>");
        string[] compUris = query.ExecuteQuery();
        foreach(string uri in compUris)
        {
            var cp = cpf.GetComponentPresentationWithOutputFormat(uri, "Xml Document");
            if (cp != null)
            {
                result.Root.Add(XElement.Parse(cp.Content));
            }
        }
    }
    return null;
}

private Query BuildQuery(string contentType, string url, int pubId)
{
    List<Criteria> criteria = new List<Criteria>();
    criteria.Add(new SchemaTitleCriteria(contentType));
    criteria.Add(new PublicationCriteria(pubId));
    Query result = new Query(new AndCriteria(criteria.ToArray()));
    result.AddSorting(new SortParameter(SortParameter.ItemInitialPublicationDate, SortParameter.Descending));
    return result;
}