/// <summary>
/// ��ȡ���ֵĺ���ƴ��
/// </summary>
/// <param name="strChinese">��ת�����ַ���</param>
/// <param name="options">SpellOptionsö��ֵ�İ�λ OR ���</param>
/// <example>
/// <code>
/// string strChinese = "һֻ��ɫ����������ֻ��";
/// string result = Spell.MakeSpellCode(strChinese, SpellOptions.EnableUnicodeLetter);
/// </code>
/// </example>
/// <returns></returns>
public static string MakeSpellCode(string strChinese, SpellOptions options)
{
Encoding encoding = Encoding.GetEncoding("GB2312");
byte[] local = encoding.GetBytes(strChinese);
// local = encoding.GetString(local_v1);
int i = 0;
var result = new StringBuilder();
while (i < local.Length)
{
// �Ƿ�ΪGBK �ַ�
if ((local[i] >= 129)
&& (local[i + 1] >= 64))
{
string tmp;
switch ((int)local[i])
{
case 163: // ȫ�� ASCII
{
tmp = ((char)(local[i + 1] - 128)).ToString(CultureInfo.InvariantCulture);
if (((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter)
&& !(
((tmp[0] >= 97) && (tmp[0] <= 122))
|| ((tmp[0] >= 65) && (tmp[0] <= 90))
|| ((tmp[0] >= 48) && (tmp[0] <= 57))
)
)
{
// ���Ʋ������������, ��ĸ���ַ�
tmp = "";
}
break;
}
case 162: // ��������
{
if (local[i + 1] > 160)
{
tmp = _charIndex[local[i + 1] - 160];
}
else if ((options & SpellOptions.TranslateUnknowWordToInterrogation) == SpellOptions.TranslateUnknowWordToInterrogation)
{
// ������������, ���ܷ�����ַ�����������
tmp = "?";
}
else
{
tmp = "";
}
break;
}
case 166: // ϣ����ĸ
{
throw new Exception("TO DO");
}
default:
{
int index = SpellCodeIndex[local[i] - 129, local[i + 1] - 64] - 1;
if (index == 0) // �˺���, ���ܷ�����ַ�, GBK ����
{
//�Ƿ���Ϊ�ʺ�
tmp = (options & SpellOptions.TranslateUnknowWordToInterrogation) == SpellOptions.TranslateUnknowWordToInterrogation ? "?" : "";
}
else if ((options & SpellOptions.FirstLetterOnly) == SpellOptions.FirstLetterOnly) //�ǵ�ƴ��
{
tmp = SpellMusicCode[index].ToUpper().Substring(0, 1);
}
else
{
tmp = SpellMusicCode[index].ToUpper();
}
break;
}
} //end of swicth()
result.Append(tmp);
i += 2;
}
else // �� GBK �ַ�����, ������ַ�
{
if (((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter)
|| (
((local[i] >= 97) && (local[i] <= 122))
|| ((local[i] >= 65) && (local[i] <= 90))
|| ((local[i] >= 48) && (local[i] <= 57))
)
)
{
result.Append(((char)local[i]).ToString(CultureInfo.InvariantCulture).ToUpper());
}
i++;
}
}
return result.ToString();
}
/// <summary>
/// »ñÈ¡ºº×ֵĺºÓïÆ´Òô
/// </summary>
/// <param name="strChinese">Óûת»»µÄ×Ö·û´®</param>
/// <param name="options">SpellOptionsö¾ÙÖµµÄ°´Î» OR ×éºÏ</param>
/// <example>
/// <code>
/// string strChinese = "Ò»Ö»×ØÉ«ºüÀêÌø¹ýÄÇÖ»¹·";
/// string result = Spell.MakeSpellCode(strChinese, SpellOptions.EnableUnicodeLetter);
/// </code>
/// </example>
/// <returns></returns>
public static string MakeSpellCode(string strChinese, SpellOptions options)
{
Encoding encoding = Encoding.GetEncoding("GB2312");
byte[] local = encoding.GetBytes(strChinese);
// local = encoding.GetString(local_v1);
int i = 0;
var result = new StringBuilder();
while (i < local.Length)
{
// ÊÇ·ñΪGBK ×Ö·û
if ((local[i] >= 129)
&& (local[i + 1] >= 64))
{
string tmp;
switch ((int)local[i])
{
case 163: // È«½Ç ASCII
{
tmp = ((char)(local[i + 1] - 128)).ToString(CultureInfo.InvariantCulture);
if (((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter)
&& !(
((tmp[0] >= 97) && (tmp[0] <= 122))
|| ((tmp[0] >= 65) && (tmp[0] <= 90))
|| ((tmp[0] >= 48) && (tmp[0] <= 57))
)
)
{
// ¿ØÖƲ»ÄÜÊä³ö·ÇÊý×Ö, ×ÖĸµÄ×Ö·û
tmp = "";
}
break;
}
case 162: // ÂÞÂíÊý×Ö
{
if (local[i + 1] > 160)
{
tmp = _charIndex[local[i + 1] - 160];
}
else if ((options & SpellOptions.TranslateUnknowWordToInterrogation) == SpellOptions.TranslateUnknowWordToInterrogation)
{
// ÔÚÂÞÂíÊý×ÖÇø, ²»ÄÜ·ÒëµÄ×Ö·û·ÇÂÞÂíÊý×Ö
tmp = "?";
}
else
{
tmp = "";
}
break;
}
case 166: // Ï£À°×Öĸ
{
throw new Exception("TO DO");
}
default:
{
int index = SpellCodeIndex[local[i] - 129, local[i + 1] - 64] - 1;
if (index == 0) // Î޴˺º×Ö, ²»ÄÜ·ÒëµÄ×Ö·û, GBK ±£Áô
{
//ÊÇ·ñ·ÒëΪÎʺÅ
tmp = (options & SpellOptions.TranslateUnknowWordToInterrogation) == SpellOptions.TranslateUnknowWordToInterrogation ? "?" : "";
}
else if ((options & SpellOptions.FirstLetterOnly) == SpellOptions.FirstLetterOnly) //Êǵ¥Æ´Òô
{
tmp = SpellMusicCode[index].ToUpper().Substring(0, 1);
}
else
{
tmp = SpellMusicCode[index].ToUpper();
}
break;
}
} //end of swicth()
result.Append(tmp);
i += 2;
}
else // ÔÚ GBK ×Ö·û¼¯Íâ, ¼´°ë½Ç×Ö·û
{
if (((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter)
|| (
((local[i] >= 97) && (local[i] <= 122))
|| ((local[i] >= 65) && (local[i] <= 90))
|| ((local[i] >= 48) && (local[i] <= 57))
)
)
{
result.Append(((char)local[i]).ToString(CultureInfo.InvariantCulture).ToUpper());
}
i++;
}
}
return result.ToString();
}
public SpellAnalyzer(SpellOptions options)
{
_options = options;
}
/// <summary>
/// 将中文转化为拼音
/// </summary>
/// <param name="strChinese">中文</param>
/// <param name="options">选项</param>
/// <returns></returns>
public static string MakeSpellCode(string strChinese, string splitChar, SpellOptions options)
{
byte[] bytes = Encoding.GetEncoding("GB2312").GetBytes(strChinese);
int index = 0;
StringBuilder sb = new StringBuilder();
string append = "";
int length = bytes.Length;
while (index < length)
{
char ch2;
if ((bytes[index] < 0x81) || (bytes[index + 1] < 0x40))
{
goto Label_0187;
}
switch (bytes[index])
{
case 0xa2:
if (bytes[index + 1] <= 160)
{
break;
}
append = _charIndex[bytes[index + 1] - 160];
goto Label_016A;
case 0xa3:
append = ((char)(bytes[index + 1] - 0x80)).ToString();
if (((((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter) && ((append[0] < 'a') || (append[0] > 'z'))) && ((append[0] < 'A') || (append[0] > 'Z'))) && ((append[0] < '0') || (append[0] > '9')))
{
append = "";
}
goto Label_016A;
case 0xa6:
append = "";
goto Label_016A;
default:
{
int num2 = _spellCodeIndex[bytes[index] - 0x81, bytes[index + 1] - 0x40] - 1;
if (num2 == -1)
{
append = "";
}
else if ((options & SpellOptions.FirstLetterOnly) == SpellOptions.FirstLetterOnly)
{
append = _spellMusicCode[num2].Substring(0, 1);
}
else
{
append = _spellMusicCode[num2];
}
goto Label_016A;
}
}
append = "";
Label_016A:
if (!string.IsNullOrEmpty(append))
{
AppendString(sb, append, splitChar);
//AppendString(sb, append.Substring(0, 1).ToUpper(), splitChar);
}
index += 2;
continue;
Label_0187:
ch2 = (char)bytes[index];
AppendString(sb, ch2.ToString(), splitChar);
index++;
}
return sb.ToString();
}
/// <summary>
/// 获取汉字的汉语拼音
/// </summary>
/// <param name="chineseStr">欲转换的字符串</param>
/// <param name="options">SpellOptions枚举值的按位 OR 组合</param>
/// <returns></returns>
public static string GetSpellWord(string chineseStr, SpellOptions options)
{
Encoding encoding = Encoding.GetEncoding("GB2312");
byte[] local = encoding.GetBytes(chineseStr);
int i = 0;
int index;
StringBuilder result = new StringBuilder();
string tmp = "";
while (i < local.Length)
{
// 是否为GBK 字符
if ((local[i] >= 129)
&& (local[i + 1] >= 64))
{
switch ((int) local[i])
{
case 163: // 全角 ASCII
{
tmp = ((char) (local[i + 1] - 128)).ToString();
if (((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter)
&& !(
((tmp[0] >= 97) && (tmp[0] <= 122))
|| ((tmp[0] >= 65) && (tmp[0] <= 90))
|| ((tmp[0] >= 48) && (tmp[0] <= 57))
)
)
{
// 控制不能输出非数字, 字母的字符
tmp = "";
}
break;
}
case 162: // 罗马数字
{
if (local[i + 1] > 160)
{
tmp = _charIndex[(int) local[i + 1] - 160];
}
else if ((options & SpellOptions.TranslateUnknowWordToInterrogation) ==
SpellOptions.TranslateUnknowWordToInterrogation)
{
// 在罗马数字区, 不能翻译的字符非罗马数字
tmp = "?";
}
else
{
tmp = "";
}
break;
}
case 166: // 希腊字母
{
//
// TODO:未实现
//
break;
}
default:
{
index = _spellCodeIndex[(int) local[i] - 129, local[i + 1] - 64] - 1;
if (index == 0) // 无此汉字, 不能翻译的字符, GBK 保留
{
//是否翻译为问号
if ((options & SpellOptions.TranslateUnknowWordToInterrogation) ==
SpellOptions.TranslateUnknowWordToInterrogation)
{
tmp = "?";
}
else
{
tmp = "";
}
}
else if ((options & SpellOptions.FirstLetterOnly) == SpellOptions.FirstLetterOnly) //是单拼音
{
tmp = _spellMusicCode[index].ToUpper().Substring(0, 1);
}
else
{
tmp = _spellMusicCode[index].ToUpper();
}
break;
}
} //end of swicth()
result.Append(tmp);
i += 2;
}
else // 在 GBK 字符集外, 即半角字符
{
if (((options & SpellOptions.EnableUnicodeLetter) == SpellOptions.EnableUnicodeLetter)
|| (
((local[i] >= 97) && (local[i] <= 122))
|| ((local[i] >= 65) && (local[i] <= 90))
|| ((local[i] >= 48) && (local[i] <= 57))
)
)
{
result.Append(((char) local[i]).ToString().ToUpper());
}
//note:下行修改过的
else if ((options & SpellOptions.TranslateSpecialWordToConnect) ==
SpellOptions.TranslateSpecialWordToConnect)
{
result.Append("-");
}
i ++;
}
}
return result.ToString();
}