public Builder Clear()
{
result = new PhoneMetadata();
return this;
}
/**
* Extracts the country calling code from the beginning of nationalNumber to
* prefixBeforeNationalNumber when they are available, and places the remaining input into
* nationalNumber.
*
* @return true when a valid country calling code can be found.
*/
private bool AttemptToExtractCountryCallingCode()
{
if (nationalNumber.Length == 0)
{
return false;
}
StringBuilder numberWithoutCountryCallingCode = new StringBuilder();
int countryCode = phoneUtil.ExtractCountryCode(nationalNumber, numberWithoutCountryCallingCode);
if (countryCode == 0)
{
return false;
}
nationalNumber.Length = 0;
nationalNumber.Append(numberWithoutCountryCallingCode);
String newRegionCode = phoneUtil.GetRegionCodeForCountryCode(countryCode);
if (PhoneNumberUtil.REGION_CODE_FOR_NON_GEO_ENTITY.Equals(newRegionCode))
{
currentMetaData = phoneUtil.GetMetadataForNonGeographicalRegion(countryCode);
}
else if (!newRegionCode.Equals(defaultCountry))
{
currentMetaData = GetMetadataForRegion(newRegionCode);
}
String countryCodeString = countryCode.ToString();
prefixBeforeNationalNumber.Append(countryCodeString).Append(" ");
return true;
}
public PhoneMetadata BuildPartial()
{
if (result == null) {
throw new global::System.InvalidOperationException("build() has already been called on this Builder");
}
PhoneMetadata returnMe = result;
result = null;
return returnMe;
}
/**
* Constructs an as-you-type formatter. Should be obtained from {@link
* PhoneNumberUtil#getAsYouTypeFormatter}.
*
* @param regionCode the country/region where the phone number is being entered
*/
public AsYouTypeFormatter(String regionCode)
{
digitPattern = new Regex(digitPlaceholder, RegexOptions.Compiled);
defaultCountry = regionCode;
currentMetaData = GetMetadataForRegion(defaultCountry);
defaultMetaData = currentMetaData;
}
/**
* Clears the internal state of the formatter, so it can be reused.
*/
public void Clear()
{
currentOutput = "";
accruedInput.Length = 0;
accruedInputWithoutFormatting.Length = 0;
formattingTemplate.Length = 0;
lastMatchPosition = 0;
currentFormattingPattern = "";
prefixBeforeNationalNumber.Length = 0;
nationalPrefixExtracted = "";
nationalNumber.Length = 0;
ableToFormat = true;
inputHasFormatting = false;
positionToRemember = 0;
originalPosition = 0;
isInternationalFormatting = false;
isExpectingCountryCallingCode = false;
possibleFormats.Clear();
if (!currentMetaData.Equals(defaultMetaData))
{
currentMetaData = GetMetadataForRegion(defaultCountry);
}
}
/**
* Strips any national prefix (such as 0, 1) present in the number provided.
*
* @param number the normalized telephone number that we wish to strip any national
* dialing prefix from
* @param metadata the metadata for the region that we think this number is from
* @param carrierCode a place to insert the carrier code if one is extracted
* @return true if a national prefix or carrier code (or both) could be extracted.
*/
public bool MaybeStripNationalPrefixAndCarrierCode(
StringBuilder number, PhoneMetadata metadata, StringBuilder carrierCode)
{
int numberLength = number.Length;
String possibleNationalPrefix = metadata.NationalPrefixForParsing;
if (numberLength == 0 || possibleNationalPrefix.Length == 0)
{
// Early return for numbers of zero length.
return false;
}
// Attempt to parse the first digits as a national prefix.
var prefixMatcher = regexCache.GetPatternForRegex(possibleNationalPrefix);
var prefixMatch = prefixMatcher.MatchBeginning(number.ToString()); //XXX: ToString
if (prefixMatch.Success)
{
var nationalNumberRule =
regexCache.GetPatternForRegex(metadata.GeneralDesc.NationalNumberPattern);
// Check if the original number is viable.
bool isViableOriginalNumber = nationalNumberRule.MatchAll(number.ToString()).Success;
// prefixMatcher.group(numOfGroups) == null implies nothing was captured by the capturing
// groups in possibleNationalPrefix; therefore, no transformation is necessary, and we just
// remove the national prefix.
int numOfGroups = prefixMatch.Groups.Count;
String transformRule = metadata.NationalPrefixTransformRule;
if (transformRule == null || transformRule.Length == 0 ||
!prefixMatch.Groups[numOfGroups - 1].Success)
{
// If the original number was viable, and the resultant number is not, we return.
if (isViableOriginalNumber &&
!nationalNumberRule.MatchAll(number.ToString().Substring(prefixMatch.Index + prefixMatch.Length)).Success)
return false;
if (carrierCode != null && numOfGroups > 1 && prefixMatch.Groups[numOfGroups - 1].Success)
carrierCode.Append(prefixMatch.Groups[1].Value);
number.Remove(0, prefixMatch.Index + prefixMatch.Length);
return true;
}
else
{
// Check that the resultant number is still viable. If not, return. Check this by copying
// the string buffer and making the transformation on the copy first.
StringBuilder transformedNumber = new StringBuilder(
prefixMatcher.Replace(number.ToString(), transformRule, 1)); //XXX: ToString
if (isViableOriginalNumber &&
!nationalNumberRule.MatchAll(transformedNumber.ToString()).Success)
return false;
if (carrierCode != null && numOfGroups > 2)
carrierCode.Append(prefixMatcher.Match(number.ToString()).Groups[1].Value);
number.Length = 0;
number.Append(transformedNumber.ToString());
return true;
}
}
return false;
}
/**
* Extracts the pattern for the national format.
*
* @throws RuntimeException if multiple or no formats have been encountered.
* @return the national format string.
*/
// @VisibleForTesting
public static String LoadNationalFormat(PhoneMetadata.Builder metadata, XmlElement numberFormatElement,
NumberFormat.Builder format)
{
SetLeadingDigitsPatterns(numberFormatElement, format);
format.SetPattern(ValidateRE(numberFormatElement.GetAttribute(PATTERN)));
var formatPattern = numberFormatElement.GetElementsByTagName(FORMAT);
if (formatPattern.Count != 1)
{
//LOGGER.log(Level.SEVERE,
// "Only one format pattern for a numberFormat element should be defined.");
throw new Exception("Invalid number of format patterns for country: " +
metadata.Id);
}
String nationalFormat = formatPattern[0].InnerText;
format.SetFormat(nationalFormat);
return nationalFormat;
}
/**
* Extracts the available formats from the provided DOM element. If it does not contain any
* nationalPrefixFormattingRule, the one passed-in is retained. The nationalPrefix,
* nationalPrefixFormattingRule and nationalPrefixOptionalWhenFormatting values are provided from
* the parent (territory) element.
*/
// @VisibleForTesting
public static void LoadAvailableFormats(PhoneMetadata.Builder metadata,
XmlElement element, String nationalPrefix,
String nationalPrefixFormattingRule,
bool nationalPrefixOptionalWhenFormatting)
{
String carrierCodeFormattingRule = "";
if (element.HasAttribute(CARRIER_CODE_FORMATTING_RULE))
{
carrierCodeFormattingRule = ValidateRE(
GetDomesticCarrierCodeFormattingRuleFromElement(element, nationalPrefix));
}
var numberFormatElements = element.GetElementsByTagName(NUMBER_FORMAT);
bool hasExplicitIntlFormatDefined = false;
int numOfFormatElements = numberFormatElements.Count;
if (numOfFormatElements > 0)
{
foreach (XmlElement numberFormatElement in numberFormatElements)
{
var format = new NumberFormat.Builder();
if (numberFormatElement.HasAttribute(NATIONAL_PREFIX_FORMATTING_RULE))
{
format.SetNationalPrefixFormattingRule(
GetNationalPrefixFormattingRuleFromElement(numberFormatElement, nationalPrefix));
format.SetNationalPrefixOptionalWhenFormatting(
numberFormatElement.HasAttribute(NATIONAL_PREFIX_OPTIONAL_WHEN_FORMATTING));
}
else
{
format.SetNationalPrefixFormattingRule(nationalPrefixFormattingRule);
format.SetNationalPrefixOptionalWhenFormatting(nationalPrefixOptionalWhenFormatting);
}
if (numberFormatElement.HasAttribute("carrierCodeFormattingRule"))
{
format.SetDomesticCarrierCodeFormattingRule(ValidateRE(
GetDomesticCarrierCodeFormattingRuleFromElement(
numberFormatElement, nationalPrefix)));
}
else
{
format.SetDomesticCarrierCodeFormattingRule(carrierCodeFormattingRule);
}
// Extract the pattern for the national format.
String nationalFormat =
LoadNationalFormat(metadata, numberFormatElement, format);
metadata.AddNumberFormat(format);
if (LoadInternationalFormat(metadata, numberFormatElement, nationalFormat))
{
hasExplicitIntlFormatDefined = true;
}
}
// Only a small number of regions need to specify the intlFormats in the xml. For the majority
// of countries the intlNumberFormat metadata is an exact copy of the national NumberFormat
// metadata. To minimize the size of the metadata file, we only keep intlNumberFormats that
// actually differ in some way to the national formats.
if (!hasExplicitIntlFormatDefined)
{
metadata.ClearIntlNumberFormat();
}
}
}
// @VisibleForTesting
public static void LoadGeneralDesc(PhoneMetadata.Builder metadata, XmlElement element, bool liteBuild)
{
var generalDesc = ProcessPhoneNumberDescElement(null, element, GENERAL_DESC, liteBuild);
metadata.SetGeneralDesc(generalDesc);
metadata.SetFixedLine(ProcessPhoneNumberDescElement(generalDesc, element, FIXED_LINE, liteBuild));
metadata.SetMobile(ProcessPhoneNumberDescElement(generalDesc, element, MOBILE, liteBuild));
metadata.SetTollFree(ProcessPhoneNumberDescElement(generalDesc, element, TOLL_FREE, liteBuild));
metadata.SetPremiumRate(ProcessPhoneNumberDescElement(generalDesc, element, PREMIUM_RATE, liteBuild));
metadata.SetSharedCost(ProcessPhoneNumberDescElement(generalDesc, element, SHARED_COST, liteBuild));
metadata.SetVoip(ProcessPhoneNumberDescElement(generalDesc, element, VOIP, liteBuild));
metadata.SetPersonalNumber(ProcessPhoneNumberDescElement(generalDesc, element,
PERSONAL_NUMBER, liteBuild));
metadata.SetPager(ProcessPhoneNumberDescElement(generalDesc, element, PAGER, liteBuild));
metadata.SetUan(ProcessPhoneNumberDescElement(generalDesc, element, UAN, liteBuild));
metadata.SetVoicemail(ProcessPhoneNumberDescElement(generalDesc, element, VOICEMAIL, liteBuild));
metadata.SetEmergency(ProcessPhoneNumberDescElement(generalDesc, element, EMERGENCY, liteBuild));
metadata.SetNoInternationalDialling(ProcessPhoneNumberDescElement(generalDesc, element,
NO_INTERNATIONAL_DIALLING, liteBuild));
metadata.SetSameMobileAndFixedLinePattern(
metadata.Mobile.NationalNumberPattern.Equals(
metadata.FixedLine.NationalNumberPattern));
}
private PhoneNumberType GetNumberTypeHelper(String nationalNumber, PhoneMetadata metadata)
{
var generalNumberDesc = metadata.GeneralDesc;
if (!generalNumberDesc.HasNationalNumberPattern ||
!IsNumberMatchingDesc(nationalNumber, generalNumberDesc))
return PhoneNumberType.UNKNOWN;
if (IsNumberMatchingDesc(nationalNumber, metadata.PremiumRate))
return PhoneNumberType.PREMIUM_RATE;
if (IsNumberMatchingDesc(nationalNumber, metadata.TollFree))
return PhoneNumberType.TOLL_FREE;
if (IsNumberMatchingDesc(nationalNumber, metadata.SharedCost))
return PhoneNumberType.SHARED_COST;
if (IsNumberMatchingDesc(nationalNumber, metadata.Voip))
return PhoneNumberType.VOIP;
if (IsNumberMatchingDesc(nationalNumber, metadata.PersonalNumber))
return PhoneNumberType.PERSONAL_NUMBER;
if (IsNumberMatchingDesc(nationalNumber, metadata.Pager))
return PhoneNumberType.PAGER;
if (IsNumberMatchingDesc(nationalNumber, metadata.Uan))
return PhoneNumberType.UAN;
if (IsNumberMatchingDesc(nationalNumber, metadata.Voicemail))
return PhoneNumberType.VOICEMAIL;
var isFixedLine = IsNumberMatchingDesc(nationalNumber, metadata.FixedLine);
if (isFixedLine)
{
if (metadata.SameMobileAndFixedLinePattern)
return PhoneNumberType.FIXED_LINE_OR_MOBILE;
else if (IsNumberMatchingDesc(nationalNumber, metadata.Mobile))
return PhoneNumberType.FIXED_LINE_OR_MOBILE;
return PhoneNumberType.FIXED_LINE;
}
// Otherwise, test to see if the number is mobile. Only do this if certain that the patterns for
// mobile and fixed line aren't the same.
if (!metadata.SameMobileAndFixedLinePattern &&
IsNumberMatchingDesc(nationalNumber, metadata.Mobile))
return PhoneNumberType.MOBILE;
return PhoneNumberType.UNKNOWN;
}
/**
* Appends the formatted extension of a phone number to formattedNumber, if the phone number had
* an extension specified.
*/
private void MaybeAppendFormattedExtension(PhoneNumber number, PhoneMetadata metadata,
PhoneNumberFormat numberFormat, StringBuilder formattedNumber)
{
if (number.HasExtension && number.Extension.Length > 0)
{
if (numberFormat == PhoneNumberFormat.RFC3966)
{
formattedNumber.Append(RFC3966_EXTN_PREFIX).Append(number.Extension);
}
else
{
if (metadata.HasPreferredExtnPrefix)
formattedNumber.Append(metadata.PreferredExtnPrefix).Append(number.Extension);
else
formattedNumber.Append(DEFAULT_EXTN_PREFIX).Append(number.Extension);
}
}
}
PhoneNumberDesc GetNumberDescByType(PhoneMetadata metadata, PhoneNumberType type)
{
switch (type)
{
case PhoneNumberType.PREMIUM_RATE:
return metadata.PremiumRate;
case PhoneNumberType.TOLL_FREE:
return metadata.TollFree;
case PhoneNumberType.MOBILE:
return metadata.Mobile;
case PhoneNumberType.FIXED_LINE:
case PhoneNumberType.FIXED_LINE_OR_MOBILE:
return metadata.FixedLine;
case PhoneNumberType.SHARED_COST:
return metadata.SharedCost;
case PhoneNumberType.VOIP:
return metadata.Voip;
case PhoneNumberType.PERSONAL_NUMBER:
return metadata.PersonalNumber;
case PhoneNumberType.PAGER:
return metadata.Pager;
case PhoneNumberType.UAN:
return metadata.Uan;
case PhoneNumberType.VOICEMAIL:
return metadata.Voicemail;
default:
return metadata.GeneralDesc;
}
}
// Note in some regions, the national number can be written in two completely different ways
// depending on whether it forms part of the NATIONAL format or INTERNATIONAL format. The
// numberFormat parameter here is used to specify which format to use for those cases. If a
// carrierCode is specified, this will be inserted into the formatted string to replace $CC.
private String FormatNsn(String number,
PhoneMetadata metadata,
PhoneNumberFormat numberFormat,
String carrierCode)
{
var intlNumberFormats = metadata.IntlNumberFormatList;
// When the intlNumberFormats exists, we use that to format national number for the
// INTERNATIONAL format instead of using the numberDesc.numberFormats.
var availableFormats =
(intlNumberFormats.Count == 0 || numberFormat == PhoneNumberFormat.NATIONAL)
? metadata.NumberFormatList
: metadata.IntlNumberFormatList;
NumberFormat formattingPattern = ChooseFormattingPatternForNumber(availableFormats, number);
return (formattingPattern == null)
? number
: FormatNsnUsingPattern(number, formattingPattern, numberFormat, carrierCode);
}
// Simple wrapper of formatNsn for the common case of no carrier code.
private String FormatNsn(String number, PhoneMetadata metadata, PhoneNumberFormat numberFormat)
{
return FormatNsn(number, metadata, numberFormat, null);
}
public Builder MergeFrom(PhoneMetadata other)
{
if (other == global::PhoneNumbers.PhoneMetadata.DefaultInstance) return this;
if (other.HasGeneralDesc) {
MergeGeneralDesc(other.GeneralDesc);
}
if (other.HasFixedLine) {
MergeFixedLine(other.FixedLine);
}
if (other.HasMobile) {
MergeMobile(other.Mobile);
}
if (other.HasTollFree) {
MergeTollFree(other.TollFree);
}
if (other.HasPremiumRate) {
MergePremiumRate(other.PremiumRate);
}
if (other.HasSharedCost) {
MergeSharedCost(other.SharedCost);
}
if (other.HasPersonalNumber) {
MergePersonalNumber(other.PersonalNumber);
}
if (other.HasVoip) {
MergeVoip(other.Voip);
}
if (other.HasPager) {
MergePager(other.Pager);
}
if (other.HasUan) {
MergeUan(other.Uan);
}
if (other.HasEmergency) {
MergeEmergency(other.Emergency);
}
if (other.HasVoicemail) {
MergeVoicemail(other.Voicemail);
}
if (other.HasShortCode) {
MergeShortCode(other.ShortCode);
}
if (other.HasStandardRate) {
MergeStandardRate(other.StandardRate);
}
if (other.HasCarrierSpecific) {
MergeCarrierSpecific(other.CarrierSpecific);
}
if (other.HasNoInternationalDialling) {
MergeNoInternationalDialling(other.NoInternationalDialling);
}
if (other.HasId) {
Id = other.Id;
}
if (other.HasCountryCode) {
CountryCode = other.CountryCode;
}
if (other.HasInternationalPrefix) {
InternationalPrefix = other.InternationalPrefix;
}
if (other.HasPreferredInternationalPrefix) {
PreferredInternationalPrefix = other.PreferredInternationalPrefix;
}
if (other.HasNationalPrefix) {
NationalPrefix = other.NationalPrefix;
}
if (other.HasPreferredExtnPrefix) {
PreferredExtnPrefix = other.PreferredExtnPrefix;
}
if (other.HasNationalPrefixForParsing) {
NationalPrefixForParsing = other.NationalPrefixForParsing;
}
if (other.HasNationalPrefixTransformRule) {
NationalPrefixTransformRule = other.NationalPrefixTransformRule;
}
if (other.HasSameMobileAndFixedLinePattern) {
SameMobileAndFixedLinePattern = other.SameMobileAndFixedLinePattern;
}
if (other.numberFormat_.Count != 0) {
result.numberFormat_.AddRange(other.numberFormat_);
}
if (other.intlNumberFormat_.Count != 0) {
result.intlNumberFormat_.AddRange(other.intlNumberFormat_);
}
if (other.HasMainCountryForCode) {
MainCountryForCode = other.MainCountryForCode;
}
if (other.HasLeadingDigits) {
LeadingDigits = other.LeadingDigits;
}
if (other.HasLeadingZeroPossible) {
LeadingZeroPossible = other.LeadingZeroPossible;
}
if (other.HasMobileNumberPortableRegion) {
MobileNumberPortableRegion = other.MobileNumberPortableRegion;
}
return this;
}
/**
* Extracts the pattern for international format. If there is no intlFormat, default to using the
* national format. If the intlFormat is set to "NA" the intlFormat should be ignored.
*
* @throws RuntimeException if multiple intlFormats have been encountered.
* @return whether an international number format is defined.
*/
// @VisibleForTesting
public static bool LoadInternationalFormat(PhoneMetadata.Builder metadata,
XmlElement numberFormatElement,
String nationalFormat)
{
NumberFormat.Builder intlFormat = new NumberFormat.Builder();
SetLeadingDigitsPatterns(numberFormatElement, intlFormat);
intlFormat.SetPattern(numberFormatElement.GetAttribute(PATTERN));
var intlFormatPattern = numberFormatElement.GetElementsByTagName(INTL_FORMAT);
bool hasExplicitIntlFormatDefined = false;
if (intlFormatPattern.Count > 1)
{
//LOGGER.log(Level.SEVERE,
// "A maximum of one intlFormat pattern for a numberFormat element should be " +
// "defined.");
throw new Exception("Invalid number of intlFormat patterns for country: " +
metadata.Id);
}
else if (intlFormatPattern.Count == 0)
{
// Default to use the same as the national pattern if none is defined.
intlFormat.SetFormat(nationalFormat);
}
else
{
String intlFormatPatternValue = intlFormatPattern[0].InnerText;
if (!intlFormatPatternValue.Equals("NA"))
{
intlFormat.SetFormat(intlFormatPatternValue);
}
hasExplicitIntlFormatDefined = true;
}
if (intlFormat.HasFormat)
{
metadata.AddIntlNumberFormat(intlFormat);
}
return hasExplicitIntlFormatDefined;
}
public static Builder CreateBuilder(PhoneMetadata prototype)
{
return (Builder) new Builder().MergeFrom(prototype);
}
/**
* Tries to extract a country calling code from a number. This method will return zero if no
* country calling code is considered to be present. Country calling codes are extracted in the
* following ways:
* <ul>
* <li> by stripping the international dialing prefix of the region the person is dialing from,
* if this is present in the number, and looking at the next digits
* <li> by stripping the '+' sign if present and then looking at the next digits
* <li> by comparing the start of the number and the country calling code of the default region.
* If the number is not considered possible for the numbering plan of the default region
* initially, but starts with the country calling code of this region, validation will be
* reattempted after stripping this country calling code. If this number is considered a
* possible number, then the first digits will be considered the country calling code and
* removed as such.
* </ul>
* It will throw a NumberParseException if the number starts with a '+' but the country calling
* code supplied after this does not match that of any known region.
*
* @param number non-normalized telephone number that we wish to extract a country calling
* code from - may begin with '+'
* @param defaultRegionMetadata metadata about the region this number may be from
* @param nationalNumber a string buffer to store the national significant number in, in the case
* that a country calling code was extracted. The number is appended to any existing contents.
* If no country calling code was extracted, this will be left unchanged.
* @param keepRawInput true if the country_code_source and preferred_carrier_code fields of
* phoneNumber should be populated.
* @param phoneNumber the PhoneNumber object where the country_code and country_code_source need
* to be populated. Note the country_code is always populated, whereas country_code_source is
* only populated when keepCountryCodeSource is true.
* @return the country calling code extracted or 0 if none could be extracted
*/
public int MaybeExtractCountryCode(String number, PhoneMetadata defaultRegionMetadata,
StringBuilder nationalNumber, bool keepRawInput, PhoneNumber.Builder phoneNumber)
{
if (number.Length == 0)
return 0;
StringBuilder fullNumber = new StringBuilder(number);
// Set the default prefix to be something that will never match.
String possibleCountryIddPrefix = "NonMatch";
if (defaultRegionMetadata != null)
{
possibleCountryIddPrefix = defaultRegionMetadata.InternationalPrefix;
}
CountryCodeSource countryCodeSource =
MaybeStripInternationalPrefixAndNormalize(fullNumber, possibleCountryIddPrefix);
if (keepRawInput)
{
phoneNumber.SetCountryCodeSource(countryCodeSource);
}
if (countryCodeSource != CountryCodeSource.FROM_DEFAULT_COUNTRY)
{
if (fullNumber.Length <= MIN_LENGTH_FOR_NSN)
{
throw new NumberParseException(ErrorType.TOO_SHORT_AFTER_IDD,
"Phone number had an IDD, but after this was not "
+ "long enough to be a viable phone number.");
}
int potentialCountryCode = ExtractCountryCode(fullNumber, nationalNumber);
if (potentialCountryCode != 0)
{
phoneNumber.SetCountryCode(potentialCountryCode);
return potentialCountryCode;
}
// If this fails, they must be using a strange country calling code that we don't recognize,
// or that doesn't exist.
throw new NumberParseException(ErrorType.INVALID_COUNTRY_CODE,
"Country calling code supplied was not recognised.");
}
else if (defaultRegionMetadata != null)
{
// Check to see if the number starts with the country calling code for the default region. If
// so, we remove the country calling code, and do some checks on the validity of the number
// before and after.
int defaultCountryCode = defaultRegionMetadata.CountryCode;
String defaultCountryCodeString = defaultCountryCode.ToString();
String normalizedNumber = fullNumber.ToString();
if (normalizedNumber.StartsWith(defaultCountryCodeString))
{
StringBuilder potentialNationalNumber =
new StringBuilder(normalizedNumber.Substring(defaultCountryCodeString.Length));
PhoneNumberDesc generalDesc = defaultRegionMetadata.GeneralDesc;
var validNumberPattern =
regexCache.GetPatternForRegex(generalDesc.NationalNumberPattern);
MaybeStripNationalPrefixAndCarrierCode(
potentialNationalNumber, defaultRegionMetadata, null /* Don't need the carrier code */);
var possibleNumberPattern =
regexCache.GetPatternForRegex(generalDesc.PossibleNumberPattern);
// If the number was not valid before but is valid now, or if it was too long before, we
// consider the number with the country calling code stripped to be a better result and
// keep that instead.
if ((!validNumberPattern.MatchAll(fullNumber.ToString()).Success && //XXX: ToString
validNumberPattern.MatchAll(potentialNationalNumber.ToString()).Success) || //XXX: ToString
TestNumberLengthAgainstPattern(possibleNumberPattern, fullNumber.ToString())
== ValidationResult.TOO_LONG)
{
nationalNumber.Append(potentialNationalNumber);
if (keepRawInput)
phoneNumber.SetCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITHOUT_PLUS_SIGN);
phoneNumber.SetCountryCode(defaultCountryCode);
return defaultCountryCode;
}
}
}
// No country calling code present.
phoneNumber.SetCountryCode(0);
return 0;
}
