LISTING PROGRAM Kode Program Form Main.cs

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Linq; using System.Text; using System.Windows.Forms; namespace EnkDekGUI { public partial class frmMain : Form { public frmMain() { InitializeComponent(); } private void enkripsiToolStripMenuItem_Click(object sender, EventArgs e) { frmEnkripsi enk = new frmEnkripsi(); enk.Show(); } private void dekripsiToolStripMenuItem_Click(object sender, EventArgs e) { frmDekripsi dek = new frmDekripsi(); dek.Show(); } private void tentangToolStripMenuItem_Click(object sender, EventArgs e) { frmTentang tentang = new frmTentang(); tentang.ShowDialog(); } private void enkripsiToolStripMenuItem1_Click(object sender, EventArgs e) { frmNihilistEnk nihilistenk = new frmNihilistEnk(); nihilistenk.Show(); } private void dekripsiToolStripMenuItem1_Click(object sender, EventArgs e) { frmNihilistDek nihilistdek = new frmNihilistDek(); nihilistdek.Show(); } } }

Kode Program Form Nihilist Enkripsi.cs

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using Microsoft.Office.Interop.Word; using System.IO; using System.Diagnostics; using System.Text.RegularExpressions; namespace EnkDekGUI { public partial class frmNihilistEnk : Form { public frmNihilistEnk() { InitializeComponent(); } //===========================================fungsi enkripsi NIHILIST=============================================== public string EncryptMessage(string message, string keys) { char[] mesarr = message.Trim().Replace(" ","").ToLower().ToCharArray(); char[] keyarr = keys.Trim().Replace(" ", "").ToLower().ToCharArray(); int st = 0; int tt = 0; string [] strarr = new string[mesarr.Length]; string[] keyarrc = new string[mesarr.Length]; string[] numarr = new string[mesarr.Length]; string[] numkey = new string[mesarr.Length]; for (st = 0; st < mesarr.Length; st++) { strarr[st] = mesarr[st].ToString(); if (tt >= keyarr.Length) { tt = 0; } keyarrc[st] = keyarr[tt].ToString(); tt++; } st = 0; foreach (string c in strarr) { switch (c) { //memilih karakter ke-c case "a": numarr[st] = getchar("A"); break; case "b": numarr[st] = getchar("B"); break; case "c": numarr[st] = getchar("C"); break; case "d": numarr[st] = getchar("D"); break; case "e": numarr[st] = getchar("E"); break; case "f": numarr[st] = getchar("F"); break; case "g": numarr[st] = getchar("G"); break; case "h": numarr[st] = getchar("H"); break; case "i": numarr[st] = getchar("I"); break; case "j": numarr[st] = getchar("I"); break; case "k": numarr[st] = getchar("K"); break; case "l": numarr[st] = getchar("L"); break; case "m": numarr[st] = getchar("M"); break; case "n": numarr[st] = getchar("N"); break; case "o": numarr[st] = getchar("O"); break; case "p": numarr[st] = getchar("P"); break; case "q": numarr[st] = getchar("Q"); break; case "r": numarr[st] = getchar("R"); break; case "s": numarr[st] = getchar("S"); break; case "t": numarr[st] = getchar("T"); break; case "u": numarr[st] = getchar("U"); break; case "v": numarr[st] = getchar("V"); break; case "w":

numarr[st] = getchar("W"); break; case "x": numarr[st] = getchar("X"); break; case "y": numarr[st] = getchar("Y"); break; case "z": numarr[st] = getchar("Z"); break; } st++; } st = 0; foreach (string c in keyarrc) { switch (c) { //memilih karakter ke-c case "a": numkey[st] = getchar("A"); break; case "b": numkey[st] = getchar("B"); break; case "c": numkey[st] = getchar("C"); break; case "d": numkey[st] = getchar("D"); break; case "e": numkey[st] = getchar("E"); break; case "f": numkey[st] = getchar("F"); break; case "g": numkey[st] = getchar("G"); break; case "h": numkey[st] = getchar("H"); break; case "i": numkey[st] = getchar("I"); break; case "j": numkey[st] = getchar("I"); break; case "k": numkey[st] = getchar("K"); break; case "l": numkey[st] = getchar("L"); break; case "m": numkey[st] = getchar("M");

break; case "n": numkey[st] = getchar("N"); break; case "o": numkey[st] = getchar("O"); break; case "p": numkey[st] = getchar("P"); break; case "q": numkey[st] = getchar("Q"); break; case "r": numkey[st] = getchar("R"); break; case "s": numkey[st] = getchar("S"); break; case "t": numkey[st] = getchar("T"); break; case "u": numkey[st] = getchar("U"); break; case "v": numkey[st] = getchar("V"); break; case "w": numkey[st] = getchar("W"); break; case "x": numkey[st] = getchar("X"); break; case "y": numkey[st] = getchar("Y"); break; case "z": numkey[st] = getchar("Z"); break; } st++; } string[] hasil = new string[numarr.Length]; string returnText = ""; for (int jsd = 0; jsd < numarr.Length; jsd++) { hasil[jsd] = (Int32.Parse(numarr[jsd]) + Int32.Parse(numkey[jsd])).ToString(); } //deklarasi variabel returnText : var = fungsi outputText dari nilai fungsi stepOne returnText = string.Join(" ", hasil); //kembalikan fungsi enkripsi = nilai returnText return returnText; }//===========================================end of fungsi enkripsi NIHILIST===============================================

//fungsi mendapatkan karakter tertentu dari textbox private string getchar(string kar) { //deklarasi variabel has : string; string has = ""; if (AA.Text.ToUpper() == kar) has = "11"; else if (AB.Text.ToUpper() == kar) has = "12"; else if (AC.Text.ToUpper() == kar) has = "13"; else if (AD.Text.ToUpper() == kar) has = "14"; else if (AE.Text.ToUpper() == kar) has = "15"; else if (BA.Text.ToUpper() == kar) has = "21"; else if (BB.Text.ToUpper() == kar) has = "22"; else if (BC.Text.ToUpper() == kar) has = "23"; else if (BD.Text.ToUpper() == kar) has = "24"; else if (BE.Text.ToUpper() == kar) has = "25"; else if (CA.Text.ToUpper() == kar) has = "31"; else if (CB.Text.ToUpper() == kar) has = "32"; else if (CC.Text.ToUpper() == kar) has = "33"; else if (CD.Text.ToUpper() == kar) has = "34"; else if (CE.Text.ToUpper() == kar) has = "35"; else if (DA.Text.ToUpper() == kar) has = "41"; else if (DB.Text.ToUpper() == kar) has = "42"; else if (DC.Text.ToUpper() == kar) has = "43"; else if (DD.Text.ToUpper() == kar) has = "44"; else if (DE.Text.ToUpper() == kar) has = "45"; else if (EA.Text.ToUpper() == kar) has = "51"; else if (EB.Text.ToUpper() == kar) has = "52"; else if (EC.Text.ToUpper() == kar) has = "53"; else if (ED.Text.ToUpper() == kar) has = "54"; else if (EE.Text.ToUpper() == kar) has = "55"; //kembalikan fungsi getChar = nilai has return has; } private void button1_Click(object sender, EventArgs e) { if (txtRead.Text != "" || txtRead.Text == " ") { if (txtKunci.Text != "" || txtKunci.Text == " ") { if (AA.Text == "" || BA.Text == "" || CA.Text == "" || DA.Text == "" || EA.Text == "" || AB.Text == "" || BB.Text == "" || CB.Text == "" || DB.Text == "" || EB.Text == "" || AC.Text == "" || BC.Text == "" || CC.Text == "" || DC.Text == "" || EC.Text == "" || AD.Text == "" || BD.Text == "" || CD.Text == "" || DD.Text == "" || ED.Text == "" || AE.Text == "" || BE.Text == "" || CE.Text == "" || DE.Text == "" || EE.Text == "") { MessageBox.Show("Isian Konversi harus diisi"); } else { //validasi plaintext, matrik dan kata kunci string pattern = "^[" + AA.Text + BA.Text + CA.Text + DA.Text + EA.Text + AB.Text + BB.Text + CB.Text + DB.Text + EB.Text

AC.Text + BC.Text + CC.Text + DC.Text + EC.Text + AD.Text + BD.Text + CD.Text + DD.Text + ED.Text
AE.Text + BE.Text + CE.Text + DE.Text + EE.Text + " ]+$"; if (Regex.IsMatch(txtRead.Text.ToUpper(), pattern)) { if (Regex.IsMatch(txtKunci.Text.ToUpper(), pattern)) { //kosongkan textbox txtHasil

txtHasil.Text = ""; //deklarasi variabel sw : stopwatch - > menghitung waktu proses Stopwatch sw = Stopwatch.StartNew(); //menambahkan text kedalam textbox txtHasil dengan hasil enkripsi dari txtRead txtHasil.AppendText(EncryptMessage(txtRead.Text, txtKunci.Text.ToUpper())); //sw stop sw.Stop(); //mengambil waktu dalam satuan ms kemudian tampilkan ke textbox lblwaktu lblWaktu.Text = sw.Elapsed.Milliseconds.ToString() + " ms"; //tampilkan ke textbox lblPanjangKar = panjang karakter dari txtHasil (enkripsi) lblPanjangKar.Text = txtHasil.Text.Length.ToString(); } else { MessageBox.Show("Karakter pada Teks Kunci tidak ada di isian Konversi"); } } else { MessageBox.Show("Karakter pada plaintext tidak ada di isian Konversi"); } } } else { MessageBox.Show("Teks Kunci masih kosong"); } } else { MessageBox.Show("Plaintext masih kosong"); } } //fungsi tombol simpan hasil enkripsi private void button2_Click(object sender, EventArgs e) { //coba lakukan try { //deklarasi variabel result: dialog = dialog simpan file DialogResult result = saveFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //simpan textbox hasil menjadi filename File.WriteAllText(@saveFileDialog1.FileName, txtHasil.Text); //tampilkan pesan berhasil MessageBox.Show("File berhasil disimpan!"); } } //jika terdapat error catch (Exception err) { //tampilkan pesan error MessageBox.Show(err.ToString(), "Error"); } } //fungsi tombol browse file private void btnBrowseInput_Click(object sender, EventArgs e) { //deklarasi variabel result: dialog = dialog buka file DialogResult result = openFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) {

//textbox txtfile = namafile txtFile.Text = openFileDialog1.FileName; //kosongkan textbox txtread txtRead.Text = ""; //deklarasi formatfile:string = ekstensi dari namafile string formatfile = Path.GetExtension(@txtFile.Text); //jika txt if (formatfile == ".txt") //textbox txtread diisi text dari file text txtRead.AppendText(File.ReadAllText(@txtFile.Text)); //jika doc atau docx else if (formatfile == ".doc" || formatfile == ".docx") //textbox txtread diisi text dari file doc atau docx txtRead.AppendText(Utility.gettextfromword(@txtFile.Text)); //jika tidak ada else //textbox txtread dikosongkan txtRead.Text = ""; } } //fungsi tombol reset form private void button3_Click(object sender, EventArgs e) { //kembalikan textbox ke nilai awal txtFile.Text = ""; txtHasil.Text = ""; txtKunci.Text = ""; txtRead.Text = ""; AA.Text = ""; AB.Text = ""; AC.Text = ""; AD.Text = ""; AE.Text = ""; BA.Text = ""; BB.Text = ""; BC.Text = ""; BD.Text = ""; BE.Text = ""; CA.Text = ""; CB.Text = ""; CC.Text = ""; CD.Text = ""; CE.Text = ""; DA.Text = ""; DB.Text = ""; DC.Text = ""; DD.Text = ""; DE.Text = ""; EA.Text = "";

EB.Text = ""; EC.Text = ""; ED.Text = ""; EE.Text = ""; EB.Text = ""; EC.Text = ""; ED.Text = ""; EE.Text = ""; } } }

Kode Program Nihilist Dekripsi.cs

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.IO; using Microsoft.Office.Interop.Word; using System.Diagnostics; using System.Text.RegularExpressions; namespace EnkDekGUI { public partial class frmNihilistDek : Form { public frmNihilistDek() { InitializeComponent(); } //===========================================fungsi dekripsi ADFGVX=============================================== public string DecryptMessage(string messchip,string keyText) { string[] mesarr = messchip.Split(' '); char[] keyarr = keyText.Trim().Replace(" ", "").ToLower().ToCharArray(); int st = 0; int tt = 0; string[] keyarrc = new string[mesarr.Length]; string[] numkey = new string[mesarr.Length]; for (st = 0; st < mesarr.Length; st++) { if (tt >= keyarr.Length) { tt = 0; } keyarrc[st] = keyarr[tt].ToString(); tt++; } st = 0; foreach (string c in keyarrc) { switch (c) { //memilih karakter ke-c case "a": numkey[st] = getchar("A"); break; case "b": numkey[st] = getchar("B"); break; case "c": numkey[st] = getchar("C"); break; case "d": numkey[st] = getchar("D"); break; case "e": numkey[st] = getchar("E"); break; case "f": numkey[st] = getchar("F"); break; case "g": numkey[st] = getchar("G"); break; case "h": numkey[st] = getchar("H"); break; case "i": numkey[st] = getchar("I"); break; case "j": numkey[st] = getchar("J"); break; case "k": numkey[st] = getchar("K"); break; case "l": numkey[st] = getchar("L"); break; case "m": numkey[st] = getchar("M"); break; case "n": numkey[st] = getchar("N"); break; case "o": numkey[st] = getchar("O"); break; case "p": numkey[st] = getchar("P"); break; case "q": numkey[st] = getchar("Q"); break; case "r": numkey[st] = getchar("R");

break; case "s": numkey[st] = getchar("S"); break; case "t": numkey[st] = getchar("T"); break; case "u": numkey[st] = getchar("U"); break; case "v": numkey[st] = getchar("V"); break; case "w": numkey[st] = getchar("W"); break; case "x": numkey[st] = getchar("X"); break; case "y": numkey[st] = getchar("Y"); break; case "z": numkey[st] = getchar("Z"); break; case "0": numkey[st] = getchar("0"); break; case "1": numkey[st] = getchar("1"); break; case "2": numkey[st] = getchar("2"); break; case "3": numkey[st] = getchar("3"); break; case "4": numkey[st] = getchar("4"); break; case "5": numkey[st] = getchar("5"); break; case "6": numkey[st] = getchar("6"); break; case "7": numkey[st] = getchar("7"); break; case "8": numkey[st] = getchar("8"); break; case "9": numkey[st] = getchar("9"); break; } st++; } string[] hasil = new string[mesarr.Length];

string returnText = ""; string temps = ""; for (int jsd = 0; jsd < mesarr.Length ; jsd++) { temps = (Int32.Parse(mesarr[jsd]) - Int32.Parse(numkey[jsd])).ToString(); switch (temps) { case "11": hasil[jsd] = hurufbesar(AA.Text); break; case "12": hasil[jsd] = hurufbesar(AB.Text); break; case "13": hasil[jsd] = hurufbesar(AC.Text); break; case "14": hasil[jsd] = hurufbesar(AD.Text); break; case "15": hasil[jsd] = hurufbesar(AE.Text); break; case "21": hasil[jsd] = hurufbesar(BA.Text); break; case "22": hasil[jsd] = hurufbesar(BB.Text); break; case "23": hasil[jsd] = hurufbesar(BC.Text); break; case "24": hasil[jsd] = hurufbesar(BD.Text); break; case "25": hasil[jsd] = hurufbesar(BE.Text); break; case "31": hasil[jsd] = hurufbesar(CA.Text); break; case "32": hasil[jsd] = hurufbesar(CB.Text); break; case "33": hasil[jsd] = hurufbesar(CC.Text); break; case "34": hasil[jsd] = hurufbesar(CD.Text); break; case "35": hasil[jsd] = hurufbesar(CE.Text); break; case "41": hasil[jsd] = hurufbesar(DA.Text); break; case "42": hasil[jsd] = hurufbesar(DB.Text);

break; case "43": hasil[jsd] = hurufbesar(DC.Text); break; case "44": hasil[jsd] = hurufbesar(DD.Text); break; case "45": hasil[jsd] = hurufbesar(DE.Text); break; case "51": hasil[jsd] = hurufbesar(EA.Text); break; case "52": hasil[jsd] = hurufbesar(EB.Text); break; case "53": hasil[jsd] = hurufbesar(EC.Text); break; case "54": hasil[jsd] = hurufbesar(ED.Text); break; case "55": hasil[jsd] = hurufbesar(EE.Text); break; } } //deklarasi variabel returnText : var = fungsi outputText dari nilai fungsi stepOne returnText = string.Join("", hasil); //kembalikan fungsi dekripsi = nilai returnText return returnText; }//===========================================end of fungsi dekripsi ADFGVX=============================================== //fungsi mendapatkan karakter tertentu dari textbox private string getchar(string kar) { //deklarasi variabel has : string; string has = ""; if (AA.Text.ToUpper() == kar) has = "11"; else if (AB.Text.ToUpper() == kar) has = "12"; else if (AC.Text.ToUpper() == kar) has = "13"; else if (AD.Text.ToUpper() == kar) has = "14"; else if (AE.Text.ToUpper() == kar) has = "15"; else if (BA.Text.ToUpper() == kar) has = "21"; else if (BB.Text.ToUpper() == kar) has = "22"; else if (BC.Text.ToUpper() == kar) has = "23";

else if (BD.Text.ToUpper() == kar) has = "24"; else if (BE.Text.ToUpper() == kar) has = "25"; else if (CA.Text.ToUpper() == kar) has = "31"; else if (CB.Text.ToUpper() == kar) has = "32"; else if (CC.Text.ToUpper() == kar) has = "33"; else if (CD.Text.ToUpper() == kar) has = "34"; else if (CE.Text.ToUpper() == kar) has = "35"; else if (DA.Text.ToUpper() == kar) has = "41"; else if (DB.Text.ToUpper() == kar) has = "42"; else if (DC.Text.ToUpper() == kar) has = "43"; else if (DD.Text.ToUpper() == kar) has = "44"; else if (DE.Text.ToUpper() == kar) has = "45"; else if (EA.Text.ToUpper() == kar) has = "51"; else if (EB.Text.ToUpper() == kar) has = "52"; else if (EC.Text.ToUpper() == kar) has = "53"; else if (ED.Text.ToUpper() == kar) has = "54"; else if (EE.Text.ToUpper() == kar) has = "55"; //kembalikan fungsi getChar = nilai has return has; } //fungsi membuat huruf besar public string hurufbesar(string s) { //kembalikan fungsi hurufbesar = s diubah menjadi huruf besar return s.ToUpper(); } private void button1_Click(object sender, EventArgs e) { if (txtRead.Text != "") { if (txtKunci.Text != "") { if (AA.Text == "" || BA.Text == "" || CA.Text == "" || DA.Text == "" || EA.Text == "" || AB.Text == "" || BB.Text == "" || CB.Text == "" || DB.Text == "" || EB.Text

== "" || AC.Text == "" || BC.Text == "" || CC.Text == "" || DC.Text == "" || EC.Text == "" || AD.Text == "" || BD.Text == "" || CD.Text == "" || DD.Text == "" || ED.Text == "" || AE.Text == "" || BE.Text == "" || CE.Text == "" || DE.Text == "" || EE.Text == "") { MessageBox.Show("Isian Konversi harus diisi"); } else { //validasi plaintext, matrik dan kata kunci string pattern = "^[" + AA.Text + BA.Text + CA.Text + DA.Text + EA.Text + AB.Text + BB.Text + CB.Text + DB.Text + EB.Text

AC.Text + BC.Text + CC.Text + DC.Text + EC.Text + AD.Text + BD.Text + CD.Text + DD.Text + ED.Text
AE.Text + BE.Text + CE.Text + DE.Text + EE.Text + " ]+$"; string pattern2 = "^[0-9 ]+$"; if (Regex.IsMatch(txtRead.Text.ToUpper(), pattern2)) { if (Regex.IsMatch(txtKunci.Text.ToUpper(), pattern)) { //kosongkan textbox txtHasil

} } else { MessageBox.Show("Teks kunci masih kosong"); } } else { MessageBox.Show("Plaintext masih kosong"); } } //fungsi tombol simpan hasil dekripsi private void button2_Click(object sender, EventArgs e) { //coba lakukan try { //deklarasi variabel result: dialog = dialog simpan file DialogResult result = saveFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //deklarasi formatfile:string = ekstensi dari namafile string formatfile = Path.GetExtension(@saveFileDialog1.FileName); //jika txt if (formatfile == ".txt") //simpan textbox hasil menjadi filename tipe txt File.WriteAllText(@saveFileDialog1.FileName, txtHasil.Text); else { //simpan textbox hasil menjadi filename tipe doc atau docx Utility.savetexttoword(txtHasil.Text, saveFileDialog1.FileName); } //tampilkan pesan berhasil MessageBox.Show("File berhasil disimpan!"); } } //jika terdapat error catch (Exception err) { //tampilkan pesan error MessageBox.Show(err.ToString(), "Error"); } } //fungsi tombol browse file private void btnBrowseInput_Click(object sender, EventArgs e) { //deklarasi variabel result: dialog = dialog buka file

DialogResult result = openFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //textbox txtfile = namafile txtFile.Text = openFileDialog1.FileName; //kosongkan textbox txtread txtRead.Text = ""; //textbox txtread diisi text dari txtFile txtRead.AppendText(File.ReadAllText(@txtFile.Text)); } } //fungsi tombol reset form private void button3_Click(object sender, EventArgs e) { //kembalikan textbox ke nilai awal txtFile.Text = ""; txtHasil.Text = ""; txtKunci.Text = ""; txtRead.Text = ""; AA.Text = ""; AB.Text = ""; AC.Text = ""; AD.Text = ""; AE.Text = ""; BA.Text = ""; BB.Text = ""; BC.Text = ""; BD.Text = ""; BE.Text = ""; CA.Text = ""; CB.Text = ""; CC.Text = ""; CD.Text = ""; CE.Text = ""; DA.Text = ""; DB.Text = ""; DC.Text = ""; DD.Text = ""; DE.Text = ""; EA.Text = ""; EB.Text = ""; EC.Text = ""; ED.Text = ""; EE.Text = ""; } } }

Kode Program Enkripsi.cs

} } //kembalikan fungsi CleanMessage = konversi string sb menjadi string dan diubah huruf kecil return sb.ToString().ToLower(); } //fungsi untuk mengisi kolom dan metranspose baris menjadi kolom private string OutputText(string message) { //deklarasi variabel counter : var = 0 var counter = 0; //membuat kolom dari kunci var columnTransposition = txtKunci.Text.Distinct().ToDictionary(c => c, c => new List<char>()); //pengulangan untuk mentranspose sebanyak message foreach (var each in message) { //mentranspose karakter sesuai kolom kunci columnTransposition[txtKunci.Text[counter]].Add(each); //menambahkan 1 step nilai counter counter++; //jika counter >= txtKunci if (counter >= txtKunci.Text.Length) //reset counter menjadi 0 counter = 0; } //deklarasi variabel sb : var = fungsi string builder var sb = new StringBuilder(); //deklarasi variabel alphabeticalString : var = textbox kunci diubah menjadi bentuk list var alphabeticalKey = txtKunci.Text.ToList(); //mengurutkan secara alphebet list kunci alphabeticalKey.Sort(); //pengulangan untuk pengisian string kedalam kolom kolom kunci foreach (var c in alphabeticalKey) { //mengisi masing-masing kolom kunci ke-c dengan string message foreach (var each in columnTransposition[c]) { //menambahkan string ke sb sb.Append(each); } //memberi spasi diakhir kolom sb.Append(' '); } //kembalikan fungsi OutputText = konversi sb menjadi string return sb.ToString(); } //fungsi mengganti string ADFGVX menjadi plaintext private string StepOne(string cleanedMessage) {

//deklarasi variabel sb : string builder = fungsi string builder baru StringBuilder sb = new StringBuilder(); //pengulangan untuk pembersihan masing-masing message foreach (char c in cleanedMessage) { switch (c) { //memilih karakter ke-c case 'a': sb.Append(getchar("A")); break; case 'b': sb.Append(getchar("B")); break; case 'c': sb.Append(getchar("C")); break; case 'd': sb.Append(getchar("D")); break; case 'e': sb.Append(getchar("E")); break; case 'f': sb.Append(getchar("F")); break; case 'g': sb.Append(getchar("G")); break; case 'h': sb.Append(getchar("H")); break; case 'i': sb.Append(getchar("I")); break; case 'j': sb.Append(getchar("J")); break; case 'k': sb.Append(getchar("K")); break; case 'l': sb.Append(getchar("L")); break; case 'm': sb.Append(getchar("M")); break; case 'n': sb.Append(getchar("N")); break; case 'o': sb.Append(getchar("O")); break; case 'p': sb.Append(getchar("P")); break; case 'q': sb.Append(getchar("Q")); break; case 'r': sb.Append(getchar("R")); break; case 's': sb.Append(getchar("S")); break; case 't': sb.Append(getchar("T")); break; case 'u': sb.Append(getchar("U")); break; case 'v': sb.Append(getchar("V")); break; case 'w': sb.Append(getchar("W")); break; case 'x': sb.Append(getchar("X")); break; case 'y': sb.Append(getchar("Y")); break; case 'z': sb.Append(getchar("Z")); break; case '0': sb.Append(getchar("0")); break; case '1': sb.Append(getchar("1")); break; case '2': sb.Append(getchar("2")); break; case '3': sb.Append(getchar("3")); break; case '4': sb.Append(getchar("4")); break; case '5': sb.Append(getchar("5")); break; case '6': sb.Append(getchar("6")); break; case '7': sb.Append(getchar("7")); break; case '8': sb.Append(getchar("8")); break; case '9': sb.Append(getchar("9")); break; } }

//kembalikan fungsi CleanMessage = konversi string sb menjadi string return sb.ToString(); } //fungsi mendapatkan karakter tertentu dari textbox private string getchar(string kar) { //deklarasi variabel has : string; string has = ""; if (AA.Text.ToUpper() == kar) has = "AA"; else if (AD.Text.ToUpper() == kar) has = "AD"; else if (AF.Text.ToUpper() == kar) has = "AF"; else if (AG.Text.ToUpper() == kar) has = "AG"; else if (AV.Text.ToUpper() == kar) has = "AV"; else if (AX.Text.ToUpper() == kar) has = "AX"; else if (DA.Text.ToUpper() == kar) has = "DA"; else if (DD.Text.ToUpper() == kar) has = "DD"; else if (DF.Text.ToUpper() == kar) has = "DF"; else if (DG.Text.ToUpper() == kar) has = "DG"; else if (DV.Text.ToUpper() == kar) has = "DV"; else if (DX.Text.ToUpper() == kar) has = "DX"; else if (FA.Text.ToUpper() == kar) has = "FA"; else if (FD.Text.ToUpper() == kar) has = "FD"; else if (FF.Text.ToUpper() == kar) has = "FF"; else if (FG.Text.ToUpper() == kar) has = "FG"; else if (FV.Text.ToUpper() == kar) has = "FV"; else if (FX.Text.ToUpper() == kar) has = "FX"; else if (GA.Text.ToUpper() == kar) has = "GA"; else if (GD.Text.ToUpper() == kar) has = "GD"; else if (GF.Text.ToUpper() == kar) has = "GF"; else if (GG.Text.ToUpper() == kar) has = "GG"; else if (GV.Text.ToUpper() == kar) has = "GV"; else if (GX.Text.ToUpper() == kar) has = "GX"; else if (VA.Text.ToUpper() == kar) has = "VA"; else if (VD.Text.ToUpper() == kar) has = "VD"; else if (VF.Text.ToUpper() == kar) has = "VF"; else if (VG.Text.ToUpper() == kar) has = "VG"; else if (VV.Text.ToUpper() == kar) has = "VV"; else if (VX.Text.ToUpper() == kar) has = "VX"; else if (XA.Text.ToUpper() == kar) has = "XA"; else if (XD.Text.ToUpper() == kar) has = "XD"; else if (XF.Text.ToUpper() == kar) has = "XF"; else if (XG.Text.ToUpper() == kar) has = "XG"; else if (XV.Text.ToUpper() == kar) has = "XV"; else if (XX.Text.ToUpper() == kar) has = "XX"; //kembalikan fungsi getChar = nilai has return has; } private void button1_Click(object sender, EventArgs e) { if (txtRead.Text != "") { if (txtKunci.Text != "") { if (AA.Text == "" || DA.Text == "" || FA.Text == "" || GA.Text == "" || VA.Text == "" || XA.Text == "" || AD.Text == "" || DD.Text == "" || FD.Text == "" || GD.Text == "" || VD.Text == "" || XD.Text == "" || AF.Text == "" || DF.Text == "" || FF.Text == "" || GF.Text == "" || VF.Text == "" || XF.Text == "" || AG.Text == "" || DG.Text == "" || FG.Text == "" || GG.Text == "" || VG.Text == "" || XG.Text == "" || AV.Text == "" || DV.Text == "" || FV.Text == "" || GV.Text == "" || VV.Text == "" || XV.Text == "" || AX.Text == "" || DX.Text == "" || FX.Text == "" || GX.Text == "" || VX.Text == "" || XX.Text == "" ) { MessageBox.Show("Isian Konversi harus diisi"); } else { //validasi plaintext, matrik dan kata kunci string pattern = "^[" + AA.Text + DA.Text + FA.Text + GA.Text + VA.Text + XA.Text + AD.Text + DD.Text + FD.Text + GD.Text

VD.Text + XD.Text + AF.Text + DF.Text + FF.Text + GF.Text + VF.Text + XF.Text + AG.Text + DG.Text
FG.Text + GG.Text + VG.Text + XG.Text + AV.Text + DV.Text + FV.Text + GV.Text + VV.Text + XV.Text

AX.Text + DX.Text + FX.Text + GX.Text + VX.Text +

XX.Text + " ]+$"; if (Regex.IsMatch(txtRead.Text.ToUpper(), pattern)) { if (Regex.IsMatch(txtKunci.Text.ToUpper(), pattern)) { //kosongkan textbox txtHasil txtHasil.Text = ""; //deklarasi variabel sw : stopwatch -> menghitung waktu proses Stopwatch sw = Stopwatch.StartNew(); //menambahkan text kedalam textbox txtHasil dengan hasil enkripsi dari txtRead txtHasil.AppendText(EncryptMessage(txtRead.Text)); //sw stop sw.Stop(); //mengambil waktu dalam satuan ms kemudian tampilkan ke textbox lblwaktu lblWaktu.Text = sw.Elapsed.Milliseconds.ToString() + " ms"; //tampilkan ke textbox lblPanjangKar = panjang karakter dari txtHasil (enkripsi) lblPanjangKar.Text = txtHasil.Text.Length.ToString(); } else { MessageBox.Show("Karakter pada Teks Kunci tidak ada di isian Konversi"); } } else { MessageBox.Show("Karakter pada plaintext tidak ada di isian Konversi"); } } } else { MessageBox.Show("Teks Kunci masih kosong"); } } else { MessageBox.Show("Plaintext masih kosong"); } }

//fungsi tombol simpan hasil enkripsi private void button2_Click(object sender, EventArgs e) { //coba lakukan try { //deklarasi variabel result: dialog = dialog simpan file DialogResult result = saveFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //simpan textbox hasil menjadi filename File.WriteAllText(@saveFileDialog1.FileName, txtHasil.Text); //tampilkan pesan berhasil MessageBox.Show("File berhasil disimpan!"); } } //jika terdapat error catch (Exception err) { //tampilkan pesan error MessageBox.Show(err.ToString(), "Error"); } } //fungsi tombol browse file private void btnBrowseInput_Click(object sender, EventArgs e) { //deklarasi variabel result: dialog = dialog buka file DialogResult result = openFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //textbox txtfile = namafile txtFile.Text = openFileDialog1.FileName; //kosongkan textbox txtread txtRead.Text = ""; //deklarasi formatfile:string = ekstensi dari namafile string formatfile = Path.GetExtension(@txtFile.Text); //jika txt if (formatfile == ".txt") //textbox txtread diisi text dari file text txtRead.AppendText(File.ReadAllText(@txtFile.Text)); //jika doc atau docx else if (formatfile == ".doc" || formatfile == ".docx") //textbox txtread diisi text dari file doc atau docx txtRead.AppendText(Utility.gettextfromword(@txtFile.Text)); //jika tidak ada else //textbox txtread dikosongkan txtRead.Text = ""; } } //fungsi tombol reset form private void button3_Click(object sender, EventArgs e) { //kembalikan textbox ke nilai awal txtFile.Text = ""; txtHasil.Text = ""; txtKunci.Text = ""; txtRead.Text = ""; AA.Text = ""; AD.Text = ""; AF.Text = ""; AG.Text = ""; AV.Text = ""; AX.Text = ""; DA.Text = ""; DD.Text = ""; DF.Text = ""; DG.Text = ""; DV.Text = ""; DX.Text = ""; FA.Text = ""; FD.Text = ""; FF.Text = ""; FG.Text = ""; FV.Text = ""; FX.Text = ""; GA.Text = ""; GD.Text = ""; GF.Text = ""; GG.Text = ""; GV.Text = ""; GX.Text = "";

VA.Text = "";

VD.Text = "";

VF.Text = "";

VG.Text = "";

VV.Text = "";

VX.Text = "";

XA.Text = "";

XD.Text = "";

XF.Text = "";

XG.Text = "";

XV.Text = "";

XX.Text = ""; } } }

Kode Program Dekripsi.cs

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.IO; using Microsoft.Office.Interop.Word; using System.Diagnostics; using System.Text.RegularExpressions; namespace EnkDekGUI { public partial class frmDekripsi : Form { public frmDekripsi() { InitializeComponent(); } //===========================================fungsi dekripsi ADFGVX=============================================== public string DecryptMessage(string cipherText) { //deklarasi array string splitChiper = chipertext dipisahkan dengan ' ' string[] splitCipher = cipherText.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries); //deklarasi transformedCipher : var = fungsi transformChiper dari splitchiper var transformedCipher = TransformCipher(splitCipher); //deklarasi returntext : var = fungsi ReverseStepOne dari transformedChiper var returnText = ReverseStepOne(transformedCipher); //kembalikan fungsi dekripsi = nilai returnText return returnText; }//===========================================end of fungsi dekripsi ADFGVX=============================================== //fungsi pembalikan private string ReverseStepOne(string transformedCipher) { //deklarasi sb: var = stringbuilder var sb = new StringBuilder(); //perulangan untuk menambahkan string sb for (int i = 1; i < transformedCipher.Length; i += 2) { //tambahkan sb dari fungsi getplaintext dari array transformedCipher ke-i sampai transformedCipher ke-i) sb.Append(GetPlainText(transformedCipher[i - 1], transformedCipher[i])); } //kembalikan fungsi ReverseStepOne = konvernsi sb menjadi string return sb.ToString(); }

//fungsi membuat huruf besar public string hurufbesar(string s) { //kembalikan fungsi hurufbesar = s diubah menjadi huruf besar return s.ToUpper(); } //fungsi mengganti plain text menjadi string ADFGVX private string GetPlainText(char c, char c1) { //deklarasi variabel sb: var = fungsi string builder var sb = new StringBuilder(); //deklarasi variabel sb: var = fungsi string builder var sb2 = new StringBuilder(); //menambahkan baris sb2 dengan c sb2.Append(c); //menambahkan baris sb2 dengan c1 sb2.Append(c1); //mengganti string sb2 dengan string sesuai textbox switch (sb2.ToString()) { case "AA": sb.Append(hurufbesar(AA.Text)); break; case "AD": sb.Append(hurufbesar(AD.Text)); break; case "AF": sb.Append(hurufbesar(AF.Text)); break; case "AG": sb.Append(hurufbesar(AG.Text)); break; case "AV": sb.Append(hurufbesar(AV.Text)); break; case "AX": sb.Append(hurufbesar(AX.Text)); break; case "DA": sb.Append(hurufbesar(DA.Text)); break; case "DD": sb.Append(hurufbesar(DD.Text)); break; case "DF": sb.Append(hurufbesar(DF.Text)); break; case "DG": sb.Append(hurufbesar(DG.Text)); break; case "DV": sb.Append(hurufbesar(DV.Text)); break; case "DX": sb.Append(hurufbesar(DX.Text)); break; case "FA": sb.Append(hurufbesar(FA.Text)); break; case "FD": sb.Append(hurufbesar(FD.Text)); break; case "FF": sb.Append(hurufbesar(FF.Text)); break; case "FG": sb.Append(hurufbesar(FG.Text)); break; case "FV": sb.Append(hurufbesar(FV.Text)); break; case "FX": sb.Append(hurufbesar(FX.Text)); break; case "GA": sb.Append(hurufbesar(GA.Text)); break; case "GD": sb.Append(hurufbesar(GD.Text)); break; case "GF": sb.Append(hurufbesar(GF.Text)); break; case "GG": sb.Append(hurufbesar(GG.Text)); break; case "GV": sb.Append(hurufbesar(GV.Text)); break; case "GX": sb.Append(hurufbesar(GX.Text)); break; case "VA": sb.Append(hurufbesar(VA.Text)); break; case "VD": sb.Append(hurufbesar(VD.Text)); break; case "VF": sb.Append(hurufbesar(VF.Text)); break; case "VG": sb.Append(hurufbesar(VG.Text)); break; case "VV": sb.Append(hurufbesar(VV.Text)); break; case "VX": sb.Append(hurufbesar(VX.Text)); break; case "XA": sb.Append(hurufbesar(XA.Text)); break; case "XD": sb.Append(hurufbesar(XD.Text)); break; case "XF":

sb.Append(hurufbesar(XF.Text)); break; case "XG": sb.Append(hurufbesar(XG.Text)); break; case "XV": sb.Append(hurufbesar(XV.Text)); break; case "XX": sb.Append(hurufbesar(XX.Text)); break; } //kembalikan fungsi GetPlainText = konversi sb menjadi string return sb.ToString(); } //fungsi untuk mengisi kolom dan metranspose kolom menjadi baris public string TransformCipher(string[] splitCipher) { //deklarasi variabel alphabeticalString : var = textbox kunci diubah menjadi bentuk list var alphabeticalString = txtKunci.Text.ToList(); //mengurutkan secara alphebet list kunci alphabeticalString.Sort(); //membuat kolom dari kunci var columnTransposition = txtKunci.Text.Distinct().ToDictionary(c => c, c => new List<char>()); //deklarasi variabel counter : var = 0 var counter = 0; //pengulangan untuk pengisian string kedalam kolom kolom kunci foreach (var c in alphabeticalString) { //mengisi masing-masing kolom kunci ke-c dengan string ADFGVX columnTransposition[c].AddRange(splitCipher[counter].ToList()); //menambahkan 1 step nilai counter counter++; } //deklarasi variabel sb : var = fungsi string builder var sb = new StringBuilder(); //deklarasi longestLength : int = fungsi mencari kolom terpanjang dari masing-masing nilai array splitChiper int longestLength = GetLongestLength(splitCipher); //pengulangan untuk mentranspose kolom menjadi baris sebanyak kolom terpanjang for (int i = 0; i < longestLength; i++) { //pengulangan untuk mentranspose sebanyak textbox kunci foreach (var c in txtKunci.Text) { //cek apakah jumlah kolom <> 0 if (columnTransposition[c].Count != 0) { //jika ya, lanjutkan //menambahkan hasil transpose ke sb

sb.Append(columnTransposition[c].FirstOrDefault()); //mereset transpose ke posisi 0 columnTransposition[c].RemoveAt(0); } } } //kembalikan fungsi TransformChiper = konversi sb menjadi string return sb.ToString(); } //fungsi mencari kolom terpanjang pada splitChiper private int GetLongestLength(string[] splitCipher) { //deklarasi variabel largestlength : var = konversi nilai minimum menjadi int int largestLength = int.MinValue; //pengulangan untuk mencari kolom terpanjang foreach (var each in splitCipher) { //cek apakah tiap kolom lebih besar dari pembanding if (each.Length > largestLength) //jika ya, lanjutkan //pembanding = tiap kolom largestLength = each.Length; } //kembalikan fungsi GetLongestLength = largestLength return largestLength; } private void button1_Click(object sender, EventArgs e) { if (txtRead.Text != "") { if (txtKunci.Text != "") { if (AA.Text == "" || DA.Text == "" || FA.Text == "" || GA.Text == "" || VA.Text == "" || XA.Text == "" || AD.Text == "" || DD.Text == "" || FD.Text == "" || GD.Text == "" || VD.Text == "" || XD.Text == "" || AF.Text == "" || DF.Text == "" || FF.Text == "" || GF.Text == "" || VF.Text == "" || XF.Text == "" || AG.Text == "" || DG.Text == "" || FG.Text == "" || GG.Text == "" || VG.Text == "" || XG.Text == "" || AV.Text == "" || DV.Text == "" || FV.Text == "" || GV.Text == "" || VV.Text == "" || XV.Text == "" || AX.Text == "" || DX.Text == "" || FX.Text == "" || GX.Text == "" || VX.Text == "" || XX.Text == "") { MessageBox.Show("Isian Konversi harus diisi"); } else { //validasi plaintext, matrik dan kata kunci string pattern = "^[" + AA.Text + DA.Text + FA.Text + GA.Text + VA.Text + XA.Text + AD.Text + DD.Text + FD.Text + GD.Text

VD.Text + XD.Text + AF.Text + DF.Text + FF.Text + GF.Text + VF.Text + XF.Text + AG.Text + DG.Text
FG.Text + GG.Text + VG.Text + XG.Text + AV.Text + DV.Text + FV.Text + GV.Text + VV.Text + XV.Text
AX.Text + DX.Text + FX.Text + GX.Text + VX.Text +

XX.Text + " ]+$"; string pattern2 = "^[ADFGVX ]+$"; if (Regex.IsMatch(txtRead.Text.ToUpper(), pattern2)) { if (Regex.IsMatch(txtKunci.Text.ToUpper(), pattern)) { //kosongkan textbox txtHasil txtHasil.Text = ""; //deklarasi variabel sw : stopwatch -> menghitung waktu proses Stopwatch sw = Stopwatch.StartNew(); //menambahkan text kedalam textbox txtHasil dengan hasil dekripsi dari txtRead txtHasil.AppendText(DecryptMessage(txtRead.Text)); //sw stop sw.Stop(); //mengambil waktu dalam satuan ms kemudian tampilkan ke textbox lblwaktu lblWaktu.Text = sw.Elapsed.Milliseconds.ToString() + " ms"; //tampilkan ke textbox lblPanjangKar = panjang karakter dari txtHasil (dekripsi) lblPanjangKar.Text = txtHasil.Text.Length.ToString(); } else { MessageBox.Show("Karakter pada Teks Kunci tidak ada di isian Konversi"); } } else { MessageBox.Show("Karakter pada plaintext tidak ada di isian Konversi"); } } } else { MessageBox.Show("Teks Kunci masih kosong"); } } else { MessageBox.Show("Plaintext masih kosong"); } } //fungsi tombol simpan hasil dekripsi private void button2_Click(object sender, EventArgs e) {

//coba lakukan try { //deklarasi variabel result: dialog = dialog simpan file DialogResult result = saveFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //deklarasi formatfile:string = ekstensi dari namafile string formatfile = Path.GetExtension(@saveFileDialog1.FileName); //jika txt if (formatfile == ".txt") //simpan textbox hasil menjadi filename tipe txt File.WriteAllText(@saveFileDialog1.FileName, txtHasil.Text); else { //simpan textbox hasil menjadi filename tipe doc atau docx Utility.savetexttoword(txtHasil.Text, saveFileDialog1.FileName); } //tampilkan pesan berhasil MessageBox.Show("File berhasil disimpan!"); } } //jika terdapat error catch (Exception err) { //tampilkan pesan error MessageBox.Show(err.ToString(), "Error"); } } //fungsi tombol browse file private void btnBrowseInput_Click(object sender, EventArgs e) { //deklarasi variabel result: dialog = dialog buka file DialogResult result = openFileDialog1.ShowDialog(); //jika result = OK if (result == DialogResult.OK) { //textbox txtfile = namafile txtFile.Text = openFileDialog1.FileName; //kosongkan textbox txtread txtRead.Text = ""; //textbox txtread diisi text dari txtFile txtRead.AppendText(File.ReadAllText(@txtFile.Text)); } } //fungsi tombol reset form private void button3_Click(object sender, EventArgs e) { //kembalikan textbox ke nilai awal txtFile.Text = ""; txtHasil.Text = ""; txtKunci.Text = ""; txtRead.Text = ""; AA.Text = ""; AD.Text = ""; AF.Text = ""; AG.Text = ""; AV.Text = ""; AX.Text = ""; DA.Text = ""; DD.Text = ""; DF.Text = ""; DG.Text = ""; DV.Text = ""; DX.Text = ""; FA.Text = ""; FD.Text = ""; FF.Text = ""; FG.Text = ""; FV.Text = ""; FX.Text = ""; GA.Text = ""; GD.Text = ""; GF.Text = ""; GG.Text = ""; GV.Text = ""; GX.Text = "";