private void fillPostalAddress(string[] addressLines, ref ParsedAddress result)
{
var postalLine = addressLines[addressLines.Length - 1];
if (string.IsNullOrWhiteSpace(postalLine))
{
return;
}
postalLine = postalLine.Trim();
const string postalCode = "(?:FI-)?[\\d]{5}";
const string postalOffice = "(?:[" + Pattern.ALL_LETTERS + "]+[\\s]{0,1})+";
const string regexPattern = "(" + postalCode + ")?[\\s]{0,1}(" + postalOffice + ")?";
// Fill results
var postalAddressresult = matchRegex(postalLine, regexPattern);
result.PostalCode = postalAddressresult[1];
result.PostOffice = postalAddressresult[2];
// Clean up results
result.PostOffice = result.PostOffice.ToUpper();
if (result.PostalCode.StartsWith("FI-", StringComparison.OrdinalIgnoreCase))
{
result.PostalCode = result.PostalCode.Remove(0, 3);
}
}
public ParsedAddress Parse(string addressText)
{
var result = new ParsedAddress();
var addressLines = addressText.Split('\n', ',');
if (addressLines.Length == 0)
{
return(result);
}
fillStreetName(addressLines, ref result);
if (addressLines.Length > 1)
{
fillPostalAddress(addressLines, ref result);
}
return(result);
}
private void fillStreetName(string[] addressLines, ref ParsedAddress result)
{
var streetLine = addressLines[0];
if (string.IsNullOrWhiteSpace(streetLine))
{
return;
}
streetLine = streetLine.Trim();
const string streetName = "(?:[" + Pattern.ALL_CHARACTERS + "]+[\\s]{0,1})+";
const string addressNumber = "(?:([0-9]+)(?:([" + Pattern.ALL_LETTERS + "][-]?[" + Pattern.ALL_LETTERS + "]?)?|(?:[-]([0-9]+)(?:([" + Pattern.ALL_LETTERS + "])?)?)?)?(?:(?:[/]|(?:[\\s]rak[\\.]?[\\s]))([0-9]+))?)";
const string stairway = "(?:[" + Pattern.ALL_LETTERS + "]{1}|as|as\\.|bst|bst\\.)";
const string apartment = "(?:[0]{0,2})([0-9]{1,3})([" + Pattern.ALL_LETTERS + "])?";
const string regexPattern = "(" + streetName + ")(?:" + addressNumber + ")?[\\s]{0,1}(" + stairway + ")?[\\s]{0,1}(?:" + apartment + ")?";
var parts = matchRegex(streetLine, regexPattern);
if (parts.Length >= 10)
{
result.StreetName = parts[1];
if (parts.Length == 20)
{
// Multiple matches --> combined property house number. Map parts from second match group.
parts[4] = parts[12];
parts[5] = parts[13];
parts[6] = parts[14];
parts[7] = parts[17];
}
result.Number = parts[2]
+ parts[3]
+ (string.IsNullOrEmpty(parts[4]) ? "" : "-" + parts[4])
+ (string.IsNullOrEmpty(parts[5]) ? "" : parts[5])
+ (string.IsNullOrEmpty(parts[6]) ? "" : "/" + parts[6]);
if (!string.IsNullOrEmpty(parts[2]) && string.IsNullOrEmpty(parts[4]))
{
result.NumberPart = parts[2];
}
if (!string.IsNullOrEmpty(parts[3]))
{
result.NumberPartition = parts[3];
}
if (!string.IsNullOrEmpty(parts[5]))
{
result.NumberPartition = parts[5];
}
if (!string.IsNullOrEmpty(parts[4]))
{
result.StartNumber = parts[2];
result.EndNumber = parts[4];
}
result.Building = parts[6];
result.Stairway = parts[7];
result.Apartment = parts[8] + parts[9];
result.ApartmentNumber = parts[8];
result.ApartmentPartition = parts[9];
}
// Clean up
if (result.StreetName != null)
{
result.StreetName = result.StreetName.Trim();
result.StreetName = result.StreetName.Substring(0, 1).ToUpper() + result.StreetName.Substring(1);
result.StreetName = unabbreviate(result.StreetName);
}
if (result.Number != null)
{
result.Number = result.Number.ToLower();
}
if (result.NumberPartition != null)
{
result.NumberPartition = result.NumberPartition.ToLower();
}
if (result.ApartmentPartition != null)
{
result.ApartmentPartition = result.ApartmentPartition.ToLower();
}
if (result.Apartment != null)
{
result.Apartment = result.Apartment?.ToLower();
}
if (result.Stairway != null)
{
result.Stairway = result.Stairway.ToUpper();
}
}