public bool getKataSambung(string kata)
{
con.openConnection();
string query = "SELECT kata FROM public.kata_sambung where kata = '" + kata + "'";
DataTable result = this.con.getResult(query);
if (result.Rows.Count == 1)
{
return(true);
}
else
{
return(false);
}
}
public string[] getDate_PURE(string[] idDoc, string sumber)
{
List <string> List_dateDoc = new List <string>();
connectionClass con = new connectionClass();
string queryTerm;
if (!sumber.Equals("null"))
{
queryTerm = "SELECT \"dateDoc\" FROM public.\"Dokumen\" where \"idDokumen\" in (" + string.Join(", ", idDoc) + ") " +
" and site_name='" + sumber + "' order by \"dateDoc\" desc;";
}
else
{
queryTerm = "SELECT \"dateDoc\" FROM public.\"Dokumen\" where \"idDokumen\" in (" + string.Join(", ", idDoc) + ") order by \"dateDoc\" desc;";
}
con.openConnection();
DataTable result = con.getResult(queryTerm);
string[] arrayDate = new string[result.Rows.Count];
for (int i = 0; i < result.Rows.Count; i++)
{
string temp = result.Rows[i]["dateDoc"].ToString();
if (temp.Length > 10)
{
temp = temp.Substring(0, temp.Length - 1);
}
if (!List_dateDoc.Contains(temp))
{
List_dateDoc.Add(temp);
}
}
arrayHasilDatePure = List_dateDoc.ToArray();
return(arrayHasilDatePure);
}
public void getDoc_MengandungQuery(string[] query)
{
double[] hasilPembilang_Perkata;
double[] hasilPenyebut_Perkata;
for (int i = 0; i < query.Length; i++)
{
string queryPakek = cariID_Term(query[i]);
if (queryPakek.Equals("0"))
{
Console.WriteLine("Tidak ada dokument yang memakai kata '" + query + "'");
Console.WriteLine("======================================================================");
}
else
{
connectionClass con = new connectionClass();
con.openConnection();
string queryDF = "SELECT \"idDokumen\", \"id_Term\", \"TF-IDF\" FROM public.\"bobotTerm\" where" +
" \"id_Term\"='" + queryPakek + "'";
DataTable result = con.getResult(queryDF);
string[] dataID_Term = new string[result.Rows.Count];
hasilTF_IDF_Perkata_Pembagi = new double[dataID_Term.Length];
hasilTF_IDF_Perkata_Pembilang = new double[dataID_Term.Length];
string[] dataTF_IDF_Term = new string[result.Rows.Count];
}
}
}
public string[] getID_Doc_Sumber(int status, string[] idTerm)
{
connectionClass con = new connectionClass();
con.openConnection();
DataTable result;
string[] arrayDoc;
List <string> List_idDoc = new List <string>();
if (status == 1)
{
string queryTerm = "SELECT dk.\"idDokumen\",count(*) FROM" +
" public.\"bobotTerm\" bt join \"Dokumen\" dk on (bt.\"idDokumen\"=dk.\"idDokumen\")" +
" where dk.site_name='Tribunnews.com' and bt.\"id_Term\" in (" + string.Join(", ", idTerm) + ") group by dk.\"idDokumen\";";
result = con.getResult(queryTerm);
for (int i = 0; i < result.Rows.Count; i++)
{
if (!List_idDoc.Contains(result.Rows[i]["idDokumen"]))
{
List_idDoc.Add("'" + result.Rows[i]["idDokumen"] + "'".ToString());
}
}
arrayDoc = List_idDoc.ToArray();
}
else if (status == 2)
{
string queryTerm = "SELECT dk.\"idDokumen\",count(*) FROM" +
" public.\"bobotTerm\" bt join \"Dokumen\" dk on (bt.\"idDokumen\"=dk.\"idDokumen\")" +
" where dk.site_name='Detik.com' and bt.\"id_Term\" in (" + string.Join(", ", idTerm) + ") group by dk.\"idDokumen\";";
result = con.getResult(queryTerm);
for (int i = 0; i < result.Rows.Count; i++)
{
if (!List_idDoc.Contains(result.Rows[i]["idDokumen"]))
{
List_idDoc.Add("'" + result.Rows[i]["idDokumen"] + "'".ToString());
}
}
arrayDoc = List_idDoc.ToArray();
}
else
{
string queryTerm = "SELECT dk.\"idDokumen\",count(*) FROM" +
" public.\"bobotTerm\" bt join \"Dokumen\" dk on (bt.\"idDokumen\"=dk.\"idDokumen\")" +
" where dk.site_name='Liputan6.com' and bt.\"id_Term\" in (" + string.Join(", ", idTerm) + ") group by dk.\"idDokumen\";";
result = con.getResult(queryTerm);
for (int i = 0; i < result.Rows.Count; i++)
{
if (!List_idDoc.Contains(result.Rows[i]["idDokumen"]))
{
List_idDoc.Add("'" + result.Rows[i]["idDokumen"] + "'".ToString());
}
}
arrayDoc = List_idDoc.ToArray();
}
return(arrayDoc);
}
public string getIDF_Term(string term)
{
connectionClass con = new connectionClass();
con.openConnection();
double getIDF_Term = 0;
string QgetDF_Term = "SELECT \"IDF\" FROM public.\"Term\" where \"Term\"='" + term + "';";
DataTable result = con.getResult(QgetDF_Term);
getIDF_Term = Convert.ToDouble(result.Rows[0]["IDF"]);
return(getIDF_Term.ToString());
}
public double cekKetersediaan_Term(string kata)
{
connectionClass con = new connectionClass();
con.openConnection();
string query = "SELECT \"Term\" FROM public.\"Term\" where \"Term\"='" + kata + "';";
DataTable result = con.getResult(query);
if (result.Rows.Count >= 1)
{
con.openConnection();
double getIDF_Term = 0;
string QgetDF_Term = "SELECT \"IDF\" FROM public.\"Term\" where \"Term\"='" + kata + "';";
DataTable result2 = con.getResult(QgetDF_Term);
getIDF_Term = Convert.ToDouble(result2.Rows[0]["IDF"]);
return(getIDF_Term);
}
else
{
return(0);
}
}
public string[] getId_Doc(string idTerm)
{
connectionClass con = new connectionClass();
con.openConnection();
string query = "SELECT \"idDokumen\" FROM public.\"bobotTerm\" where \"id_Term\" = '" + idTerm + "'";
DataTable result = con.getResult(query);
string[] arrayDoc = new string[result.Rows.Count];
for (int i = 0; i < result.Rows.Count; i++)
{
arrayDoc[i] = result.Rows[i]["idDokumen"].ToString();
}
return(arrayDoc);
}
public string cariID_Term(string data)
{
connectionClass con = new connectionClass();
con.openConnection();
string termCari = null;
string termMasuk = "SELECT * FROM public.\"Term\" where \"Term\"='" + data + "';";
DataTable result2 = con.getResult(termMasuk);
idDoc = new string[result2.Rows.Count];
if (result2.Rows.Count >= 1)
{
termCari = result2.Rows[0]["id_Term"].ToString();
return(termCari);
}
else
{
return("null");
}
}
public double cariTF_IDF(string id_doc, string idTerm)
{
connectionClass con = new connectionClass();
con.openConnection();
double termCari;
string termMasuk = "SELECT \"TF-IDF\" FROM public.\"bobotTerm\" where" +
" \"idDokumen\"=" + id_doc + " and \"id_Term\"=" + idTerm + ";";
DataTable result2 = con.getResult(termMasuk);
if (result2.Rows.Count >= 1)
{
termCari = Convert.ToDouble(result2.Rows[0]["TF-IDF"]);
return(termCari);
}
else
{
return(0);
}
}
public string[] getID_Doc(string[] idTerm)
{
connectionClass con = new connectionClass();
con.openConnection();
string queryTerm = "SELECT \"idDokumen\" ,count(*) FROM public.\"bobotTerm\" where \"id_Term\" in " +
"(" + string.Join(", ", idTerm) + ") group by \"idDokumen\";";
DataTable result = con.getResult(queryTerm);
string[] arrayDoc = new string[result.Rows.Count];
List <string> List_idDoc = new List <string>();
for (int i = 0; i < result.Rows.Count; i++)
{
if (!List_idDoc.Contains(result.Rows[i]["idDokumen"]))
{
List_idDoc.Add("'" + result.Rows[i]["idDokumen"] + "'".ToString());
}
}
arrayDoc = List_idDoc.ToArray();
return(arrayDoc);
}
public string[] getID_Term(string[] query)
{
connectionClass con = new connectionClass();
con.openConnection();
string queryTerm = "SELECT \"id_Term\" FROM public.\"Term\" where \"Term\" in ( " + string.Join(", ", query) + ");";
DataTable result = con.getResult(queryTerm);
string[] arrayTerm = new string[result.Rows.Count];
for (int i = 0; i < result.Rows.Count; i++)
{
if (result.Rows.Count > 0)
{
arrayTerm[i] = "'" + result.Rows[i]["id_Term"] + "'".ToString();
}
else
{
arrayTerm[i] = "null".ToString();
}
}
return(arrayTerm);
}
public string[] getDate_Doc(int status, string[] idDoc)
{
connectionClass con = new connectionClass();
con.openConnection();
string[] arrayDateAkhir;
if (status == 1) // semua ambil
{
string queryTerm = "SELECT \"dateDoc\" FROM public.\"Dokumen\" where \"idDokumen\" in (" + string.Join(", ", idDoc) + ") order by \"dateDoc\" desc;";
DataTable result = con.getResult(queryTerm);
string[] arrayDate = new string[result.Rows.Count];
arrayDateAkhir = new string[result.Rows.Count];
List <string> List_dateDoc = new List <string>();
List <string> List_dateDocAkhir = new List <string>();
for (int i = 0; i < result.Rows.Count; i++)
{
string temp = result.Rows[i]["dateDoc"].ToString();
if (temp.Length > 10)
{
temp = temp.Substring(0, temp.Length - 1);
}
List_dateDoc.Add(temp);
}
arrayDate = List_dateDoc.OrderBy(x => DateTime.Parse(x)).ToArray();
for (int i = 0; i < arrayDate.Length; i++)
{
List_dateDocAkhir.Add("'" + arrayDate[i] + "'");
}
arrayDateAkhir = List_dateDocAkhir.ToArray();
Console.WriteLine("=============ini urutannya");
for (int i = 0; i < arrayDateAkhir.Length; i++)
{
Console.WriteLine(arrayDateAkhir[i]);
}
}
else if (status == 2) // ambil data tribun saja
{
string queryTerm = "SELECT \"dateDoc\" FROM public.\"Dokumen\" where \"idDokumen\" in (" + string.Join(", ", idDoc) + ") and site_name='Tribunnews.com' " +
"order by \"dateDoc\" desc;";
DataTable result = con.getResult(queryTerm);
string[] arrayDate = new string[result.Rows.Count];
arrayDateAkhir = new string[result.Rows.Count];
List <string> List_dateDoc = new List <string>();
List <string> List_dateDocAkhir = new List <string>();
for (int i = 0; i < result.Rows.Count; i++)
{
string temp = result.Rows[i]["dateDoc"].ToString();
if (temp.Length > 10)
{
temp = temp.Substring(0, temp.Length - 1);
}
List_dateDoc.Add(temp);
}
arrayDate = List_dateDoc.OrderBy(x => DateTime.Parse(x)).ToArray();
for (int i = 0; i < arrayDate.Length; i++)
{
List_dateDocAkhir.Add("'" + arrayDate[i] + "'");
}
arrayDateAkhir = List_dateDocAkhir.ToArray();
Console.WriteLine("=============ini urutannya");
for (int i = 0; i < arrayDateAkhir.Length; i++)
{
Console.WriteLine(arrayDateAkhir[i]);
}
}
else if (status == 3) // ambil detik saja
{
string queryTerm = "SELECT \"dateDoc\" FROM public.\"Dokumen\" where \"idDokumen\" in (" + string.Join(", ", idDoc) + ") and site_name='Detik.com'" +
" order by \"dateDoc\" desc;";
DataTable result = con.getResult(queryTerm);
string[] arrayDate = new string[result.Rows.Count];
arrayDateAkhir = new string[result.Rows.Count];
List <string> List_dateDoc = new List <string>();
List <string> List_dateDocAkhir = new List <string>();
for (int i = 0; i < result.Rows.Count; i++)
{
string temp = result.Rows[i]["dateDoc"].ToString();
if (temp.Length > 10)
{
temp = temp.Substring(0, temp.Length - 1);
}
List_dateDoc.Add(temp);
}
arrayDate = List_dateDoc.OrderBy(x => DateTime.Parse(x)).ToArray();
for (int i = 0; i < arrayDate.Length; i++)
{
List_dateDocAkhir.Add("'" + arrayDate[i] + "'");
}
arrayDateAkhir = List_dateDocAkhir.ToArray();
Console.WriteLine("=============ini urutannya");
for (int i = 0; i < arrayDateAkhir.Length; i++)
{
Console.WriteLine(arrayDateAkhir[i]);
}
}
else // ambil liputan6 saja
{
string queryTerm = "SELECT \"dateDoc\" FROM public.\"Dokumen\" where \"idDokumen\" in (" + string.Join(", ", idDoc) + ") and site_name='Liputan6.com'" +
"order by \"dateDoc\" desc;";
DataTable result = con.getResult(queryTerm);
string[] arrayDate = new string[result.Rows.Count];
arrayDateAkhir = new string[result.Rows.Count];
List <string> List_dateDoc = new List <string>();
List <string> List_dateDocAkhir = new List <string>();
for (int i = 0; i < result.Rows.Count; i++)
{
string temp = result.Rows[i]["dateDoc"].ToString();
if (temp.Length > 10)
{
temp = temp.Substring(0, temp.Length - 1);
}
List_dateDoc.Add(temp);
}
arrayDate = List_dateDoc.OrderBy(x => DateTime.Parse(x)).ToArray();
for (int i = 0; i < arrayDate.Length; i++)
{
List_dateDocAkhir.Add("'" + arrayDate[i] + "'");
}
arrayDateAkhir = List_dateDocAkhir.ToArray();
Console.WriteLine("=============ini urutannya");
for (int i = 0; i < arrayDateAkhir.Length; i++)
{
Console.WriteLine(arrayDateAkhir[i]);
}
}
return(arrayDateAkhir);
}
