referesh and encrypt
This commit is contained in:
EggMan20339
parent
48dff87b84
commit
c0a46744b3
@ -14,30 +14,32 @@ namespace CH78
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string studentID = "";
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string gender;
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string id = StudentDataTier.DecryptQueryString(Request.QueryString["ID"], "CNSAcnsa1", "salty");
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if (!IsPostBack)
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{
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pageType = Request.QueryString["type"].Trim().ToUpper();
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// retrieve the querystring
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if (String.IsNullOrEmpty(Request.QueryString["ID"]))
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if (String.IsNullOrEmpty(id))
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{
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// not the right entry point
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Response.Redirect("Home.aspx");
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}
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else if (Request.QueryString["ID"].Trim().ToUpper() == "NEW")
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else if (id.ToUpper() == "NEW")
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{
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BindDDL();
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}
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else if (Request.QueryString["type"].Trim().ToUpper() == "VIEW") // display
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{
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GetStudent(Request.QueryString["ID"].Trim(), Request.QueryString["type"].Trim().ToUpper());
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GetStudent(id, Request.QueryString["type"].Trim().ToUpper());
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}
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else if (Request.QueryString["type"].Trim().ToUpper() == "EDIT") // edit
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{
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GetStudent(Request.QueryString["ID"].Trim(), Request.QueryString["type"].Trim().ToUpper());
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GetStudent(id, Request.QueryString["type"].Trim().ToUpper());
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}
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else // anything else
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@ -138,7 +140,21 @@ namespace CH78
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protected void btnCancelStu_OnClick(object sender, EventArgs e)
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{
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System.Text.StringBuilder cb = new System.Text.StringBuilder();
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cb.Append(" opener.location.href = 'home.aspx';");
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cb.Append("var ie7 = (document.all && !window.opera && window.XMLHttpRequest) ? true : false;");
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cb.Append(" if (ie7)");
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cb.Append(" { ");
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cb.Append("window.open('','_parent','');");
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cb.Append("window.close();");
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cb.Append(" }");
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cb.Append(" else ");
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cb.Append(" { ");
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cb.Append(" this.focus();");
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cb.Append(" self.opener = this;");
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cb.Append(" self.close();");
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cb.Append(" }");
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ClientScript.RegisterClientScriptBlock(this.GetType(), "CloseReloadScript", cb.ToString(), true);
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}
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protected void btnGoStu_OnClick(object sender, EventArgs e)
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@ -148,36 +164,97 @@ namespace CH78
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{
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}
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else if (Request.QueryString["type"].Trim().ToUpper() == "EDIT")
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{ StudentDataTier.UpdateStudents(0,
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{
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Decimal acct_bal = 0;
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try
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{
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acct_bal = decimal.Parse(txtActBal.Text);
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}
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catch (Exception exception)
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{
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}
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Decimal creds = 0;
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try
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{
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creds = decimal.Parse(txtCreds.Text);
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}
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catch (Exception exception)
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{
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}
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DateTime date = new DateTime(3000, 1, 1);
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try
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{
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date = DateTime.Parse(txtDOB.Text);
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}
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catch (Exception exception)
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{
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}
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StudentDataTier.UpdateStudents(0,
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txtStuID.Text,
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txtFNAME.Text,
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txtLNAME.Text,
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txtMidInit.Text,
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DateTime.Parse(txtDOB.Text),
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date,
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txtGender.Text,
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decimal.Parse(txtActBal.Text),
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acct_bal,
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txtMajor.Text, txtCellPhone.Text,
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txtAdr1.Text,
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txtCity.Text,
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txtState.ToString(),
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txtZip.Text,
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decimal.Parse(txtCreds.Text));
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creds);
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}
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else if (Request.QueryString["type"].Trim().ToUpper() == "NEW")
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{ StudentDataTier.UpdateStudents(1,
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{
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Decimal acct_bal = 0;
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try
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{
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acct_bal = decimal.Parse(txtActBal.Text);
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}
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catch (Exception exception)
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{
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}
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Decimal creds = 0;
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try
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{
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creds = decimal.Parse(txtCreds.Text);
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}
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catch (Exception exception)
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{
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}
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DateTime date = new DateTime(3000, 1, 1);
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try
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{
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date = DateTime.Parse(txtDOB.Text);
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}
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catch (Exception exception)
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{
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}
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StudentDataTier.UpdateStudents(1,
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txtStuID.Text,
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txtFNAME.Text,
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txtLNAME.Text,
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txtMidInit.Text,
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DateTime.Parse(txtDOB.Text),
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date,
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txtGender.Text.ToString(),
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decimal.Parse(txtActBal.Text),
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acct_bal,
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txtMajor.Text, txtCellPhone.Text,
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txtAdr1.Text,
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txtCity.Text,
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txtState.Text.ToString(),
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txtZip.Text,
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decimal.Parse(txtCreds.Text));
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creds);
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}
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@ -20,6 +20,15 @@ namespace CH78
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if (!IsPostBack)
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{
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Cache.Remove("StudentData");
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BindData();
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}
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else
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{
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if (Convert.ToString(Session["GRIDREFRESH"]) != "")
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{
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BindData();
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}
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}
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@ -236,10 +245,12 @@ namespace CH78
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// Get the record
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recordToBeEdited = (e.CommandArgument.ToString().Trim());
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recordToBeEdited = StudentDataTier.EncryptQueryString(recordToBeEdited, "CNSAcnsa1", "salty");
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// this script will open a popup
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sb.Append("<script language='javascript'>");
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sb.Append("window.open('Display.aspx?ID=" + recordToBeEdited.ToString() + "&type=Edit" +"' , 'DisplayEdit',");
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sb.Append("'width=1525, height=525, menubar=no, resizable=yes, left=50, top=50, scrollbars=yes');");
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sb.Append("'width=1025, height=525, menubar=no, resizable=yes, left=50, top=50, scrollbars=yes');");
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sb.Append("</script>");
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// register with ClientScript
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@ -267,7 +278,7 @@ namespace CH78
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// this script will open a popup
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sb.Append("<script language='javascript'>");
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sb.Append("window.open('Display.aspx?ID=NEW&type=NEW' , 'DisplayEdit',");
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sb.Append("'width=1525, height=525, menubar=no, resizable=yes, left=50, top=50, scrollbars=yes');");
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sb.Append("'width=1025, height=525, menubar=no, resizable=yes, left=50, top=50, scrollbars=yes');");
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sb.Append("</script>");
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// register with ClientScript
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@ -3,6 +3,11 @@ using System.Data;
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using System.Data.SqlClient;
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using System.Configuration;
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using System.Web.UI.WebControls;
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using System;
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using System.IO;
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using System.Security.Cryptography;
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using System.Text;
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using System.Web;
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namespace CH78
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{
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@ -24,6 +29,55 @@ namespace CH78
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}
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public static string EncryptQueryString(string inputText, string key, string salt)
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{
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byte[] plainText = Encoding.UTF8.GetBytes(inputText);
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using (RijndaelManaged rijndaelCipher = new RijndaelManaged())
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{
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PasswordDeriveBytes secretKey = new PasswordDeriveBytes(Encoding.ASCII.GetBytes(key), Encoding.ASCII.GetBytes(salt));
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using (ICryptoTransform encryptor = rijndaelCipher.CreateEncryptor(secretKey.GetBytes(32), secretKey.GetBytes(16)))
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{
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using (MemoryStream memoryStream = new MemoryStream())
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{
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using (CryptoStream cryptoStream = new CryptoStream(memoryStream, encryptor, CryptoStreamMode.Write))
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{
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cryptoStream.Write(plainText, 0, plainText.Length);
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cryptoStream.FlushFinalBlock();
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string base64 = Convert.ToBase64String(memoryStream.ToArray());
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// Generate a string that won't get screwed up when passed as a query string.
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string urlEncoded = HttpUtility.UrlEncode(base64);
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return urlEncoded;
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}
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}
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}
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}
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}
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public static string DecryptQueryString(string inputText, string key, string salt)
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{
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byte[] encryptedData = Convert.FromBase64String(inputText);
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PasswordDeriveBytes secretKey = new PasswordDeriveBytes(Encoding.ASCII.GetBytes(key), Encoding.ASCII.GetBytes(salt));
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using (RijndaelManaged rijndaelCipher = new RijndaelManaged())
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{
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using (ICryptoTransform decryptor = rijndaelCipher.CreateDecryptor(secretKey.GetBytes(32), secretKey.GetBytes(16)))
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{
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using (MemoryStream memoryStream = new MemoryStream(encryptedData))
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{
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using (CryptoStream cryptoStream = new CryptoStream(memoryStream, decryptor, CryptoStreamMode.Read))
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{
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byte[] plainText = new byte[encryptedData.Length];
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cryptoStream.Read(plainText, 0, plainText.Length);
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string utf8 = Encoding.UTF8.GetString(plainText);
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return utf8;
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}
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}
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}
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}
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}
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public DataSet GetStudents()
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{
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