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Thursday, March 18, 2010

CLASS FILE FOR DATABASE OPERATION



using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.Collections;
using System.Text;
using System.Net;
using System.Net.Mail;
using System.Web.Configuration;


///
/// Summary description for MyFunction
///

public class EBizFunction
{
public string ConnectionStr = ConfigurationManager.ConnectionStrings["EBizConnectionString"].ToString();
SqlConnection con;
SqlCommand com;
SqlDataReader dr;
SqlDataReader Drr;
SqlDataAdapter da;
DataSet ds;
ArrayList ArrList = new ArrayList();
int Result;
static Random random = new Random();
string FromMail = ConfigurationManager.AppSettings["SenderUsername"].ToString();
string password = ConfigurationManager.AppSettings["SenderPassword"].ToString();
string host = ConfigurationManager.AppSettings["HostIP"].ToString();
//string portNo = ConfigurationManager.AppSettings[""].ToString();
string portNo = "587";
string[] StrArr = null;


public EBizFunction()
{
//
// TODO: Add constructor logic here
//
}

public SqlConnection DBConnect()
{
try
{
con = new SqlConnection(ConnectionStr);
if (con.State != ConnectionState.Open)
{
con.Open();
}
return con;
}
catch (Exception)
{

throw;
}

}

public string ExecScalar(string Qry)
{
try
{
com = new SqlCommand(Qry, DBConnect());
return Convert.ToString(com.ExecuteScalar());
}
catch (Exception)
{
throw;
}
finally
{

con.Close();
}
}

public int ExecQry(string Qry)
{
try
{
com = new SqlCommand(Qry, DBConnect());
return com.ExecuteNonQuery();
}
catch (Exception)
{
throw;
}
finally
{

con.Close();
}
}

public string[] ExecDataReader(string Qry)
{
try
{

com = new SqlCommand(Qry, DBConnect());
dr = com.ExecuteReader();
return StrArr;
}
catch
{
return StrArr = null;
}
finally
{

con.Close();
}
}

public DataSet FillDataset(string Qry)
{
ds = new DataSet();
ds.Clear();
da = new SqlDataAdapter(Qry, DBConnect());
da.Fill(ds);
return ds;
}

public ArrayList FillArrayList(string Qry)
{
try
{
ArrList.Clear();
FillDataset(Qry);
for (int i = 0; i < ds.Tables[0].Rows.Count; i++) { if(ds.Tables[0].Rows[i][0].ToString()!="") ArrList.Add(ds.Tables[0].Rows[i][0].ToString()); } return ArrList; } catch (Exception) { throw; } finally { ds.Clear(); con.Close(); } }

public ArrayList FillArrayListTwoValues(string Qry)
{ try
{ ArrList.Clear(); FillDataset(Qry); for (int i = 0; i < ds.Tables[0].Rows.Count; i++) { if (ds.Tables[0].Rows[i][0].ToString() != "") { ArrList.Add(ds.Tables[0].Rows[i][0].ToString() + " (" + ds.Tables[0].Rows[i][1].ToString()+ ")"); } } return ArrList; } catch (Exception) { throw; } finally { ds.Clear(); con.Close(); } }

public void GenerateRandomValue()
{ Result= RandomNumber(0, 1000); }

public int RandomNumber(int min, int max)
{ Random random = new Random(); return random.Next(min, max); }

public string RandomString(int size, bool lowerCase)

{ StringBuilder builder = new StringBuilder(); Random random = new Random(); char ch; for (int i = 0; i < size; i++) { ch = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * random.NextDouble() + 65))); builder.Append(ch); } if (lowerCase) return builder.ToString().ToLower(); return builder.ToString(); }

public void SendMail(string ToMail, string MailBody ,string SubjecT)

{ System.Configuration.Configuration config = WebConfigurationManager.OpenWebConfiguration(HttpContext.Current.Request.ApplicationPath); System.Net.Configuration.MailSettingsSectionGroup settings = (System.Net.Configuration.MailSettingsSectionGroup)config.GetSectionGroup("system.net/mailSettings"); System.Net.NetworkCredential credential = new System.Net.NetworkCredential(settings.Smtp.Network.UserName, settings.Smtp.Network.Password); int i = 0; //Create the SMTP Client SmtpClient client = new SmtpClient(); client.Host = settings.Smtp.Network.Host; client.Credentials = credential; HttpResponse response = HttpContext.Current.Response; MailMessage email = new MailMessage(); email.IsBodyHtml = true; email.From = new MailAddress(FromMail); email.To.Add(
ToMail);


//email.To.Add(strToEmail)
email.Subject = SubjecT;
email.IsBodyHtml = true;
email.Body = MailBody;
email.DeliveryNotificationOptions = DeliveryNotificationOptions.OnFailure;

try
{
client.Send(email);
}
catch (Exception exc)
{
response.Write("Send failure: " + exc.ToString());
}
}

public void SendMail(string FrmMail, string ToMail, string MailBody, string SubjecT)
{
System.Configuration.Configuration config = WebConfigurationManager.OpenWebConfiguration(HttpContext.Current.Request.ApplicationPath);
System.Net.Configuration.MailSettingsSectionGroup settings = (System.Net.Configuration.MailSettingsSectionGroup)config.GetSectionGroup("system.net/mailSettings");
System.Net.NetworkCredential credential = new System.Net.NetworkCredential(settings.Smtp.Network.UserName, settings.Smtp.Network.Password);

int i = 0;
//Create the SMTP Client
SmtpClient client = new SmtpClient();
client.Host = settings.Smtp.Network.Host;
client.Credentials = credential;
HttpResponse response = HttpContext.Current.Response;
MailMessage email = new MailMessage();



email.IsBodyHtml = true;
email.From = new MailAddress(FrmMail);

email.To.Add(ToMail);

//email.To.Add(strToEmail)
email.Subject = SubjecT;
email.IsBodyHtml = true;
email.Body = MailBody;
email.DeliveryNotificationOptions = DeliveryNotificationOptions.OnFailure;

try
{
client.Send(email);

}
catch (Exception exc)
{
response.Write("Send failure: " + exc.ToString());

}
}

public string SplitUp(string StrToSpilt, char cut,int Indx,char EndCut)
{
string[] Splt = null;
Splt = StrToSpilt.Split(cut);
return Splt[Indx].TrimEnd(EndCut);
}

public string[] SplitUp(string StrToSpilt, char cut)
{
string[] Splt = null;
Splt = StrToSpilt.Split(cut);
return Splt;
}

public int NoOfDays(DateTime FromDate, DateTime ToDate)
{
TimeSpan ts = ToDate.Subtract(FromDate);
int day = ts.Days;
return day+1;
}

public string IndianDateConverter(string Dat)
{
string[] StrArr;
string str;
StrArr = Dat.Split('/');
str = Convert.ToString(StrArr[0]);
StrArr[0] = Convert.ToString(StrArr[1]);
StrArr[1] = str;
Dat = "";
Dat = StrArr[0] + "/";
Dat += StrArr[1] + "/";
Dat += StrArr[2];
return Dat;
}

}


JavaScript Validations in ASP.Net

Validations



validate ONLY NUMBERS on TEXTBOX
-------------------------------------------
--------

function OnlyNumber(e)

{
var keycode;
if (window.event)
keycode = window.event.keyCode;
else if (event)
keycode = event.keyCode;

else if (e)
keycode = e.which;
else
return true;
if((keycode >= 48 && keycode <= 57) || keycode == 13)
{
return true;
}
else
{
alert('Enter Only Number');
return false;
}
return true;
}


validate ONLY NUMBERS on TEXTBOX
-------------------------------------------
--------

function OnlyCharacters(e)

{
var keycode;
if (window.event)
keycode = window.event.keyCode;
else if (event)
keycode = event.keyCode;

else if (e)
keycode = e.which;
else
return true;
if( (keycode >= 65 && keycode <= 90) || (keycode >= 97 && keycode <= 122) || keycode == 13 )
{
return true;
}
else
{
alert('Enter Only Characters');
return false;
}
return true;
}


validate SPECIAL Character on TEXTBOX
-------------------------------------------
--------


.CS
---------


Txt_Pwd.Attributes.Add("onkeypress", "return alphanumeric_SomeSpl(this);");


HEAD
---------


function alphanumeric_SomeSpl(e)

{
var keycode;
if (window.event)
keycode = window.event.keyCode;
else if (event)
keycode = event.keyCode;

else if (e)
keycode = e.which;
else
return true;
//Number, Character,Enter key(13),Underscore,Hyphen,@,fullstop,comma,dollar,
if( (keycode >= 48 && keycode <= 57) || (keycode >= 65 && keycode <= 90) || (keycode >= 97 && keycode <= 122) || keycode == 13 || keycode == 45 || keycode == 64 || keycode == 46 || keycode == 44 || keycode == 36 || keycode == 95 )
{
return true;
}
else
{
alert('Character Not Allowed Only');
return false;
}
return true;
}


validate Character on date Field
-------------------------------------------


.CS
---------


txt_FromDateFilter.Attributes.Add("onkeypress", "return TypeDate1();");



HEAD
---------


function TypeDate1()
{
var txt1=document.getElementById('<%=txt_FromDateFilter.ClientID %>');
var fromDate = txt1.value;
var iChars = "!@#$%^&*()+=[]\\\';,.{}|\":<>?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
for (var i = 0; i < fromDate.length; i++)
{
if (iChars.indexOf(fromDate.charAt(i)) != -1)
{
alert ("Invalid From Date Format.\n Characters not allowed \n Ex: 12/31/2000 or 12-31-2000");
txt1.value='';
return false;
}

}
return true;
}

-----------------------------------------------------------------------------------------------

Validate for FUTURE date
------------------------------------


HEAD
---------


//Check For Past Date, if it is past date it l clear the value....
function DateChek(txtDate)
{
var Lstid=txtDate.id;
var txtBox=document.getElementById(Lstid);
var spanDays = $get("spanDays");

var toDate=txtBox.value;
var mySplitResult;
var dt;



var myDay1;
var MyMon1;
var myYear1;

mySplitResult= toDate.split("/");
myDay1=mySplitResult[0];
MyMon1=mySplitResult[1];
myYear1=mySplitResult[2];
dt=MyMon1 + '/' + myDay1 + '/' + myYear1;



var currentTime = new Date()
var month = currentTime.getMonth() + 1
var day = currentTime.getDate()
var year = currentTime.getFullYear()
spanDays.innerHTML='';
if(Date.parse(month + "/" + day + "/" + year)>Date.parse(dt))
{

alert('Enter Future Date');
//spanDays.innerHTML='Enter Future Date';
txtBox.value="";
return false;
}

}

BODY


<asp:TextBox ID="txt_FromDateFilter" runat="server" CssClass="TxtBxCalender" onchange="DateChek(this)"></asp:TextBox>

-------------------------------------------------------------------------------------------------


To Date must be greater than or equal to From Date.

HEAD
---------

function ValidateDate()

{


// var fromDate = document.forms['recentUpdates'].elements['fromDate'].value;

// var toDate = document.forms['recentUpdates'].elements['toDate'].value;
var txt1=document.getElementById('<%=txt_FromDate.ClientID %>');
var txt2=document.getElementById('<%=txt_ToDate.ClientID %>');
var spanDays = $get("spanDays");



var fromDate = txt1.value;

var toDate = txt2.value;

var mySplitResult = fromDate.split("/");
var dt;

var myDay;
var MyMon;
var myYear;

var myDay1;
var MyMon1;
var myYear1;

myDay=mySplitResult[0];
MyMon=mySplitResult[1];
myYear=mySplitResult[2];
dt=MyMon + '/' + myDay + '/' + myYear;
fromDate=dt;

mySplitResult= toDate.split("/");
myDay1=mySplitResult[0];
MyMon1=mySplitResult[1];
myYear1=mySplitResult[2];
dt=MyMon1 + '/' + myDay1 + '/' + myYear1;
toDate=dt;

var alertReason1 = 'To Date must be greater than or equal to From Date.'

var endDate = new Date(toDate);

var startDate= new Date(fromDate);


// var startDateValuecmp = startDate.getTime();
// var endDateValuecmp = endDate.getTime();
spanDays.innerHTML='';
if(fromDate == '' && toDate == '')

{

alert("Please enter From Date and To Date.");

return false;

}

else if(fromDate == '')

{
txt2.value='';
alert("Please enter From Date. ");

return false;

}
else if(txt1.value == '')

{
txt2.value='';
alert("Please enter From Date. ");

return false;

}

else if(toDate == '')

{

alert("Please enter To Date. ");

return false;

}
else if(toDate != '' && fromDate == '')

{
txt2.value='';
alert("Please enter From Date. ");

return false;

}


else if (fromDate !='' && toDate != '' && startDate > endDate)

{
txt2.value='';
alert(alertReason1);

return false;

}
else if (fromDate !='' && toDate != '' && startDate <= endDate)
{

var startingdate=new Date(myYear,MyMon,myDay);
var endingdate=new Date(myYear1,MyMon1,myDay1);
var one_day=1000*60*60*24;
//alert("Difference is " + Math.ceil((endingdate.getTime()-startingdate.getTime())/(one_day)) + " days ");
spanDays.innerHTML="You are applying leave for " + ( Math.ceil((endingdate.getTime()-startingdate.getTime())/(one_day)) + 1 )+ " day(s) "
return true;
}


}

BODY
---------


<asp:TextBox ID="txt_TODATE" runat="server" CssClass="TxtBxCalender" onchange="ValidateDate()"></asp:TextBox>


====================================================================


GET MULTIPLE SELECTED VALUES IN LISTBOX USING JAVASCRIPT


Add 3 hidden fields and a list box, enable multiple select in listbox property

HEAD
---------



function MultipleSelect(listfield,HidID,HidID1,HidID2)
{
var selected="";
var Lstid=listfield.id;
var LstBox=document.getElementById(Lstid);
var HiddenFld=document.getElementById(HidID);
var HiddenFld1=document.getElementById(HidID1);
var HiddenFld2=document.getElementById(HidID2);
HiddenFld.value='';
HiddenFld1.value='';
HiddenFld2.value='0';
for (i=0; i < LstBox.length; i++)
{
if (LstBox.options[i].selected)
{

selected=LstBox.options[i].text; // Name and Designation
selected1=LstBox.options[i].value; //Mail ID and Emp Code

if(i==0)
{
HiddenFld.value = selected;
HiddenFld1.value = selected1;
}
else
{
HiddenFld.value = HiddenFld.value + "," + selected ;
HiddenFld1.value = HiddenFld1.value + "," + selected1 ;

}

}
}
HiddenFld2.value=i;

}

.CS
---------


ListBox_AbsenceWork.Attributes.Add("onchange", "MultipleSelect(this,'" + HiddenField1.ClientID + "','" + HiddenField2.ClientID + "','" + HiddenField3.ClientID + "')");

===================================================================