Rock.Model.LocationService.Get C# (CSharp) Method

        public Location Get( string street1, string street2, string city, string state, string postalCode, string country, bool verifyLocation = true )
        {
            // Make sure it's not an empty address
            if ( string.IsNullOrWhiteSpace( street1 ) )
            {
                return null;
            }

            // First check if a location exists with the entered values
            Location existingLocation = Queryable().FirstOrDefault( t =>
                ( t.Street1 == street1 || ( ( street1 == null || street1 == "" ) && ( t.Street1 == null || t.Street1 == "" ) ) ) &&
                ( t.Street2 == street2 || ( ( street2 == null || street2 == "" ) && ( t.Street2 == null || t.Street2 == "" ) ) ) &&
                ( t.City == city || ( ( city == null || city == "" ) && ( t.City == null || t.City == "" ) ) ) &&
                ( t.State == state || ( ( state == null || state == "" ) && ( t.State == null || t.State == "" ) ) ) &&
                ( t.PostalCode == postalCode || ( ( postalCode == null || postalCode == "" ) && ( t.PostalCode == null || t.PostalCode == "" ) ) ) &&
                ( t.Country == country || ( ( country == null || country == "" ) && ( t.Country == null || t.Country == "" ) ) ) );
            if ( existingLocation != null )
            {
                return existingLocation;
            }

            // If existing location wasn't found with entered values, try standardizing the values, and
            // search for an existing value again
            var newLocation = new Location
            {
                Street1 = street1.FixCase(),
                Street2 = street2.FixCase(),
                City = city.FixCase(),
                State = state,
                PostalCode = postalCode,
                Country = country
            };

            if ( verifyLocation )
            {
                Verify( newLocation, false );
            }

            existingLocation = Queryable().FirstOrDefault( t =>
                ( t.Street1 == newLocation.Street1 || ( ( newLocation.Street1 == null || newLocation.Street1 == "" ) && ( t.Street1 == null || t.Street1 == "" ) ) ) &&
                ( t.Street2 == newLocation.Street2 || ( ( newLocation.Street2 == null || newLocation.Street2 == "" ) && ( t.Street2 == null || t.Street2 == "" ) ) ) &&
                ( t.City == newLocation.City || ( ( newLocation.City == null || newLocation.City == "" ) && ( t.City == null || t.City == "" ) ) ) &&
                ( t.State == newLocation.State || ( ( newLocation.State == null || newLocation.State == "" ) && ( t.State == null || t.State == "" ) ) ) &&
                ( t.PostalCode == newLocation.PostalCode || ( ( newLocation.PostalCode == null || newLocation.PostalCode == "" ) && ( t.PostalCode == null || t.PostalCode == "" ) ) ) &&
                ( t.Country == newLocation.Country || ( ( newLocation.Country == null || newLocation.Country == "" ) && ( t.Country == null || t.Country == "" ) ) ) );

            if ( existingLocation != null )
            {
                return existingLocation;
            }

            // Create a new context/service so that save does not affect calling method's context
            var rockContext = new RockContext();
            var locationService = new LocationService( rockContext );
            locationService.Add( newLocation );
            rockContext.SaveChanges();

            // refetch it from the database to make sure we get a valid .Id
            return Get( newLocation.Guid );
        }

        /// <summary>
        /// Returns the field's current value(s)
        /// </summary>
        /// <param name="parentControl">The parent control.</param>
        /// <param name="value">Information about the value</param>
        /// <param name="configurationValues">The configuration values.</param>
        /// <param name="condensed">Flag indicating if the value should be condensed (i.e. for use in a grid column)</param>
        /// <returns></returns>
        public override string FormatValue( Control parentControl, string value, Dictionary<string, ConfigurationValue> configurationValues, bool condensed )
        {
            string formattedValue = string.Empty;

            if ( !string.IsNullOrWhiteSpace( value ) )
            {
                var service = new LocationService();
                var location = service.Get( new Guid( value ) );

                if ( location != null )
                {
                    formattedValue = location.ToString();
                }
            }

            return base.FormatValue( parentControl, formattedValue, null, condensed );
        }