/// <summary>
/// RSK����ת��Ϊѹ�������ַ���
/// </summary>
/// <param name="oi"></param>
/// <returns></returns>
public string RTRSK2STR(RSK oi)
{
string a1 =nCode.CN2CODE( oi.ALLNum.ToString());
string a2 = nCode.CN2CODE(oi.ANum.ToString());
string a3= nCode.CN2CODE(oi.BNum.ToString());
StringBuilder a4 = new StringBuilder("");
//�������
foreach (nSearch.SearchOne.OneRs one in oi.rs)
{
string a4_1 = nCode.CN2CODE(one.A) + "|" + nCode.CN2CODE(one.B) + "|" + nCode.CN2CODE(one.C) + "|" + nCode.CN2CODE(one.D) + "|" + nCode.CN2CODE(one.M) + "|" + nCode.CN2CODE(one.Score.ToString()) + "|" + nCode.CN2CODE(one.T) + "|" + nCode.CN2CODE(one.url);
if (a4.Length == 0)
{
a4.Append(a4_1);
}
else
{
a4.Append("~"+ a4_1);
}
}
// string xxx = a1+"^"+a2+"^"+a3+"^"+a4 ;
StringBuilder xcxx = new StringBuilder("");
xcxx.Append(a1);
xcxx.Append("^");
xcxx.Append(a2);
xcxx.Append("^");
xcxx.Append(a3);
xcxx.Append("^");
xcxx.Append(a4);
//��ѹ��
// string nxxx = nCode.Compress(xxx);
// int i0 = xxx.Length;
// int i1 = nxxx.Length;
return xcxx.ToString();
}
/// <summary>
/// ѹ�������ַ���ת��ΪRSK����
/// </summary>
/// <param name="dat"></param>
/// <returns></returns>
public RSK RTSTR2RSK(string dat)
{
//����ѹ
string xxx = dat ; //nCode.DeCompress(dat);
int i0 = xxx.Length;
int i1 = dat.Length;
RSK gt = new RSK(); //(RSK) ObjDeserialize(dat,typeof(RSK) );
string[] aa = xxx.Split('^');
string a1 = nCode.CODE2CN(aa[0]);
string a2 = nCode.CODE2CN(aa[1]);
string a3 = nCode.CODE2CN(aa[2]);
string a4 = aa[3];
string[] a4_all = a4.Split('~');
ArrayList Tuu = new ArrayList();
Tuu.Clear();
if (a4.Length == 0)
{
}
else
{
foreach (string oip in a4_all)
{
string[] ab = oip.Split('|');
string A = nCode.CODE2CN(ab[0]);
string B = nCode.CODE2CN(ab[1]);
string C = nCode.CODE2CN(ab[2]);
string D = nCode.CODE2CN(ab[3]);
string M = nCode.CODE2CN(ab[4]);
string S = nCode.CODE2CN(ab[5]);
string T = nCode.CODE2CN(ab[6]);
string U = nCode.CODE2CN(ab[7]);
nSearch.SearchOne.OneRs abrs = new OneRs();
abrs.A = A;
abrs.B = B;
abrs.C = C;
abrs.D = D;
abrs.M = M;
abrs.Score = float.Parse(S);
abrs.T = T;
abrs.url = U;
Tuu.Add(abrs);
}
}
gt.ALLNum = Int32.Parse(a1);
gt.ANum = Int32.Parse(a2);
gt.BNum = Int32.Parse(a3);
gt.rs = Tuu;
return gt;
}
//
/// <summary>
/// Ĭ�� ���ǰ 100 ��
///
/// ���� ���� ���� ���һ ����
/// </summary>
/// <param name="word"></param>
/// <param name="ipage"></param>
/// <param name="npaeg"></param>
/// <returns></returns>
public RSK GetRS(string word, int iStart, int iLen)
{
//word ʹ�� | ���
// �����|title|word|���һ|����
string[] gh = word.Split('|');
// Serialize;
RSK MM = new RSK();
ArrayList UU = new ArrayList();
BooleanQuery all_query = new BooleanQuery();
if (gh[0].Trim().Length > 0)
{
//�����
QueryParser parser1 = new QueryParser("M", OneAnalyzer);
Query query1 = parser1.Parse(gh[0].Trim());
all_query.Add(query1, BooleanClause.Occur.MUST);
}
if (gh[1].Trim().Length > 0)
{
//����
QueryParser parser2 = new QueryParser("A", OneAnalyzer);
Query query2 = parser2.Parse(gh[1].Trim());
all_query.Add(query2, BooleanClause.Occur.MUST);
}
if (gh[2].Trim().Length > 0)
{
//����
QueryParser parser3 = new QueryParser("E", OneAnalyzer);
Query query3 = parser3.Parse(gh[2].Trim());
all_query.Add(query3, BooleanClause.Occur.MUST);
}
if (gh[3].Trim().Length > 0)
{
//���һ
QueryParser parser4 = new QueryParser("A1", OneAnalyzer);
Query query4 = parser4.Parse(gh[3].Trim());
all_query.Add(query4, BooleanClause.Occur.MUST);
}
if (gh[4].Trim().Length > 0)
{
//����
QueryParser parser5 = new QueryParser("A2", OneAnalyzer);
Query query5 = parser5.Parse(gh[4].Trim());
all_query.Add(query5, BooleanClause.Occur.MUST);
}
Hits hits = searcher.Search(all_query);
MM.ALLNum = hits.Length();
//����dz�ʼ�� ����
if (iStart == 0 & iLen == 0)
{
int iuo = hits.Length();
//����������100��
if (iuo > 50)
{
iuo = 50;
}
iStart = 0;
iLen = iuo;
}
/*
for (int i = 0; i < hits.Length(); i++)
{
string FIELD_NAME = "D";
System.String text = hits.Doc(i).Get(FIELD_NAME);
TokenStream tokenStream = OneAnalyzer.TokenStream(FIELD_NAME, new System.IO.StringReader(text));
System.String result = highlighter.GetBestFragment(tokenStream, text);
System.Console.Out.WriteLine("\t" + result);
}
*/
// Highlighter highlighter = new Highlighter(new QueryScorer(query));
for (int i = iStart; i <iStart+ iLen; i++)
{
Document doc = hits.Doc(i);
OneRs nit = new OneRs();
nit.A = doc.Get("A");
nit.B = doc.Get("B");
nit.C = doc.Get("C");
string Tmptext = doc.Get("D");
// string Tmptext = doc.Get("E");
/*
TokenStream tokenStream = OneAnalyzer.TokenStream("D", new System.IO.StringReader(Tmptext));
// System.String result = highlighter.GetBestFragment(tokenStream, Tmptext);
System.String result = highlighter.GetBestFragments( tokenStream, Tmptext, 200, "...");
*/
if (Tmptext.Length > 500)
{
nit.D = Tmptext.Substring(0,500);
}
else
{
nit.D = Tmptext;
}
nit.M = doc.Get("M");
nit.T = doc.Get("T");
nit.url = doc.Get("U");
nit.Score = hits.Score(i);
UU.Add(nit);
}
MM.ANum = 0;
MM.BNum = 100;
MM.rs = UU;
//string dd = RTRSK2STR(MM);
// RSK cc = RTSTR2RSK(dd);
return MM;
}