private void Add(CountryEntry cii)
{
if (!this.phoneCodeToItem.ContainsKey(cii.CountryCode) && !string.IsNullOrEmpty(cii.FormatRegexes))
{
this.phoneCodeToItem[cii.CountryCode] = cii;
}
if (!this.isoCodeToItem.ContainsKey(cii.IsoCode))
{
this.isoCodeToItem[cii.IsoCode] = cii;
}
using (List <uint> .Enumerator enumerator = cii.MCCs.GetEnumerator())
{
while (enumerator.MoveNext())
{
uint current = enumerator.Current;
if (!this.mccToItem.ContainsKey(current))
{
this.mccToItem[current] = cii;
}
}
}
this.items.Add(cii);
}
public bool CheckFormat(string cc, string phone, out string country)
{
country = string.Empty;
using (List <CountryEntry> .Enumerator enumerator = this.items.GetEnumerator())
{
while (enumerator.MoveNext())
{
TerritoryInfo ti = new TerritoryInfo(cc, cc);
CountryEntry current = enumerator.Current;
if (current.CountryCode == cc && !string.IsNullOrEmpty(current.FormatRegexes))
{
//boom!
country = current.CountryName;
char[] array = ";".ToCharArray();
string[] array2 = current.FormatRegexes.Split(array);
string[] array3 = current.FormatStrings.Split(array);
string[] array4 = current.PrefixRegexes.Split(array);
ti.AllowedLengths = current.AllowedLengths;
int num = array2.Length;
char[] array5 = "#".ToCharArray();
for (int i = 0; i < num; i++)
{
string[] leadingDigitsPatterns = null;
string matchPattern = array2[i];
string format = array3[i];
string text = array4[i].Trim();
if (text != "N/A")
{
leadingDigitsPatterns = text.Split(array5);
}
ti.addAvailableFormat(matchPattern, format, leadingDigitsPatterns);
}
using (List <FormatInfo> .Enumerator fenumerator = ti.AvailableFormats.GetEnumerator())
{
while (fenumerator.MoveNext())
{
FormatInfo fcur = fenumerator.Current;
Regex regex = Enumerable.LastOrDefault <Regex>(fcur.LeadingDigitsPatterns);
Match match;
if (regex != null)
{
match = regex.Match(phone);
if (!match.Success || match.Index != 0)
{
continue;
}
}
match = fcur.NumberPattern.Match(phone);
if (match.Success && match.Length == phone.Length)
{
return(true);
}
}
}
}
}
}
return(false);
}
public CountryHelper()
{
using (Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("WhatsApp.Resources.countries.tsv"))
{
StreamReader streamReader = new StreamReader(stream, false);
string text;
while ((text = streamReader.ReadLine()) != null)
{
if (text.Length != 0)
{
CountryEntry cii = new CountryEntry(text);
this.Add(cii);
}
}
}
}