/// <summary>
/// 中文编码到Usas转换.
/// </summary>
/// <param name="inputString">输入字符串.</param>
/// <returns></returns>
protected virtual byte[] GbToUsas(string inputString)
{
StringBuilder sb = new StringBuilder(inputString);
foreach (Match m in Regex.Matches(inputString, @"[\u4e00-\u9fa5]+"))
{
sb.Replace(m.Value, string.Format(@"{0}{1}", Cn2PyUtil.FullConvert(m.Value), m.Value));
}
byte[] org = Encoding.GetEncoding("gb2312").GetBytes(sb.ToString());
List <byte> result = new List <byte>();
bool flag = false;
foreach (byte b in org)
{
if (!flag && b > 128)
{
result.AddRange(new byte[] { 0x1B, 0x0E });
flag = true;
}
else if (flag && b <= 128)
{
result.AddRange(new byte[] { 0x1B, 0x0F });
flag = false;
}
if (flag)
{
result.Add((byte)(b - 128));
}
else
{
result.Add(b);
}
}
if (flag)
{
result.AddRange(new byte[] { 0x1B, 0x0F });
}
return(result.ToArray());
}
/// <summary>
/// Reads the city.
/// </summary>
/// <param name="ParentCity">The parent city.</param>
private void ReadCity(WeatherCity ParentCity, List <WeatherCity> collection)
{
HttpWebRequest myReq = (HttpWebRequest)WebRequest.Create(string.Format(@"http://www.weather.com.cn/data/list3/city{0}.xml", ParentCity.CityId));
using (HttpWebResponse myRes = (HttpWebResponse)myReq.GetResponse()) {
using (Stream stream = myRes.GetResponseStream()) {
StreamReader sr = new StreamReader(stream, Encoding.UTF8);
//250401|衡阳,250402|衡山,250403|衡东,250404|祁东,250405|衡阳县,250406|常宁,250407|衡南,250408|耒阳,250409|南岳
foreach (Match m in Regex.Matches(sr.ReadToEnd(), @"([0-9]+)\|([\u4E00-\u9FA5 0-9]+)", RegexOptions.IgnoreCase))
{
WeatherCity subCity = new WeatherCity()
{
ParentId = ParentCity.CityId, CityId = m.Groups[1].Value, CityName = m.Groups[2].Value, CityPinYin = Cn2PyUtil.FullConvert(m.Groups[2].Value)
};
if (!Regex.IsMatch(subCity.CityName, @"^[0-9]+$"))
{
ReadCity(subCity, collection);
}
collection.Add(subCity);
}
sr.Dispose();
}
}
}