Google api

  public class GoogleSpreadsheetRowReader
    {
        private readonly SpreadsheetsService service;

        public GoogleSpreadsheetRowReader(string username, string password)
        {
            service = new SpreadsheetsService("google-spreadsheet-reader");
            service.setUserCredentials(username, password);
        }

        public IEnumerable<Row> GetRows(string url)
        {
            ListFeed feed = service.Query(new ListQuery(url));

            foreach (ListEntry worksheetRow in feed.Entries)
            {
                var elements = worksheetRow.Elements;
                var row = new Row();
                foreach (ListEntry.Custom element in elements)
                {
                    row.Add(element.LocalName, element.Value);
                }
                yield return row;
            }
        }
    }

    public class Row
    {
        private readonly IDictionary<string, string> map = new Dictionary<string, string>();

        public string this[string key]
        {
            get { return map.ContainsKey(key) ? map[key] : null; }
        }

        public void Add(string key, string value)
        {
            map.Add(key, value);
        }
    }

    public static class ListEntryExtensions
    {
        public static IDictionary<string, string> Row(this ListEntry.CustomElementCollection elements)
        {
            var dictionary = new Dictionary<string, string>();

            foreach (ListEntry.Custom element in elements)
            {
                dictionary.Add(element.LocalName, element.Value);
            }
            return dictionary;
        }
    }