Convert Web Page to PDF and download as Zip file using C# in ASP.Net

Hi KatieNgoc,

Refer below sample code.

HTML

CS.aspx

<div>
    <h50 style="float: left"><font color="black" size="5"><b>DASHBOARD</b></font></h50>
    <br />
    <br />
    <table id="Table1" runat="server" style="float: left">
        <tr>
            <td>
                <img src="Images/FeedBack.jpg" />
            </td>
            <td>
                <a href="LiveChat.aspx">
                    <h51 style="float: left"><font color="green" size="4"><b>Live Chat</b></font></h51>
            </td>
        </tr>
        <tr>
            <td>
                <img src="Images/icon2.jpg" />
            </td>
            <td>
                <a href="Disagree.aspx">
                    <h51 style="float: left"><font color="blue" size="4"><b>Feed Back</b></font></h51>
                </a>
            </td>
        </tr>
        <tr>
            <td>
                <img src="Images/logout.jpg" />
            </td>
            <td>
                <a href="Default.aspx">
                    <h51 style="float: left"><font color="navy" size="4"><b>LogOut</b></font></h51>
                </a>
            </td>
        </tr>
    </table>
    <br />
    <br />
    <br />
    <center>
        <asp:Label ID="Label1" runat="server" Font-Bold="True" ForeColor="Blue" Font-Size="Medium"></asp:Label>
        <br />
        <br />
        <br />
        <h1>
            <font color="black"><b>FORMS</b></font></h1>
        <hr />
        <br />
        <table>
            <tr>
                <td>
                    <img src="/Images/icon.jpg" />
                </td>
                <td>
                    <h5>
                        You have completed 75% the progress of the online employment application systems.
                    </h5>
                </td>
            </tr>
        </table>
    </center>
    <br />
    <br />
    <div class="container">
        <div class="progress">
            <div class="progress-bar progress-bar-striped
                progress-bar-animated" style="width: 75%;">
                75%</div>
        </div>
        <br>
        <br />
        <center>
            <table>
                <tr>
                    <td>
                        <img src="/Images/icon.jpg" />
                    </td>
                    <td>
                        <h4>
                            <font color="white">Note:&nbsp; At the bottom of each form, it will be displayed your
                                digital signature image came from your job application form.</font></h4>
                    </td>
                </tr>
            </table>
            <br />
            <br />
            <h4>
                <font color="black">Select a form, read and click on [I agree] check box (if you agree
                    so) for all required employment forms as below:</font></h4>
            <p>
                &nbsp;</p>
            <br />
            <br />
            <asp:DropDownList ID="FormList" runat="server" Font-Bold="True" Font-Names="Arial Black"
                Font-Size="Medium" ForeColor="Maroon">
            </asp:DropDownList>
            <br />
            <br />
            <br />
            <asp:Button ID="HRForm" runat="server" CssClass="Button" Font-Size="Medium" ForeColor="Blue"
                Text="Load  A Form" OnClick="Button4_Click" Font-Bold="True" />
            <br />
            <hr />
            <table>
                <tr>
                    <td>
                        <img src="/Images/icon.jpg" />
                    </td>
                    <td>
                        <h4>
                            <font color="#542906">After finished to read all required forms as the list as the above,
                                please click on [Watch Video] button to complete the last step of the online employment
                                application systems.</font></h4>
                        </p>
                    </td>
                    <br />
                </tr>
            </table>
            <br />
            <br />
            <br />
            <asp:Button ID="Add" CssClass="Button" Font-Size="Medium" runat="server" ForeColor="Blue"
                Text="Add To Templus" OnClick="Button1_Click" Font-Bold="True" />
            <asp:Button ID="WatchVideo" CssClass="Button" Font-Size="Medium" runat="server" ForeColor="Blue"
                Text="Watch Video" OnClick="Next_Click" Font-Bold="True" />
            <br />
            <br />
            <br />
            <br />
        </center>
    </div>
</div>

CreateW4Form.aspx

<asp:Button Text="Download" runat="server"  OnClick="Download"/>

Namespaces

C#

using System.Data;
using System.Text;
using System.IO;
using iTextSharp.text.pdf;
using iTextSharp.text;
using iTextSharp.text.html.simpleparser;
using Ionic.Zip;

Code

C#

CS.aspx.cs

public string sqlConfigConnString1;
public string sqlStatement1;
protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        if (Session["userEmail"] != null)
        {
            Label1.Text = "Hello, " + Session["userEmail"].ToString().Trim();
        }
        if (Session["ListItems"] == null)
        {
            DataTable dt = DropDownItems();
            FormList.DataSource = dt;
            FormList.DataTextField = "Text";
            FormList.DataValueField = "Value";
            FormList.DataBind();
            Session["ListItems"] = dt;
        }
        else
        {
            DataTable dt = (DataTable)Session["ListItems"];
            FormList.DataSource = dt;
            FormList.DataTextField = "Text";
            FormList.DataValueField = "Value";
            FormList.DataBind();
        }
        FormList.Attributes.Add("size", "18");
        FormList.Attributes.Add("Style", "color:blue");
    }
}

private DataTable DropDownItems()
{
    DataTable dt = new DataTable();
    dt.Columns.Add("Text");
    dt.Columns.Add("Value");
    dt.Rows.Add("Select one item, click on [Load a Form] button", "0");
    dt.Rows.Add("1.  W-4 IRS Form", "1");
    dt.Rows.Add("2.  Sexual Harassment Policy", "2");
    dt.Rows.Add("3.  Arbitration Agreement", "3");
    dt.Rows.Add("4.  Disciplinary & Attendance Policy", "4");
    dt.Rows.Add("5.  Paid Sick Leave", "5");
    dt.Rows.Add("6.  Authorization for Release of Information", "6");
    dt.Rows.Add("7.  General Code of Safe Practices", "7");
    dt.Rows.Add("8.  A Summary of Your Rights Under the Fair Credit Reporting Act", "8");
    dt.Rows.Add("9.  Meal Period Policy", "9");
    dt.Rows.Add("10.  Meal Break Waiver Agreement", "10");
    dt.Rows.Add("11.  Rest Period Policy", "11");
    dt.Rows.Add("12.  Employee Safety Orientation Sign-Off Sheet", "12");
    dt.Rows.Add("13.  Policy Statement Firearms, Weapons-Free Workplace", "13");
    dt.Rows.Add("14.  Assignment Abandonment", "14");
    dt.Rows.Add("15.  Remedying the Effects of Identity Theft", "15");
    dt.Rows.Add("16.  Drug and Alcohol Policy", "16");
    dt.Rows.Add("17.  General Safety Video", "17");
    return dt;
}

protected void Button1_Click(object sender, EventArgs e)
{
    sqlConfigConnString1 = ConfigurationManager.ConnectionStrings["Citistaff"].ConnectionString;
    SqlConnection appConnect = new SqlConnection(sqlConfigConnString1);
    appConnect.ConnectionString = appConnect.ConnectionString;
    try
    {
        sqlStatement1 = "INSERT INTO ApplicantJobApplication (OnboardingUniqueId, TempsPlusID, ApplicantLName, ApplicantMName, ApplicantFName) SELECT A.TempPlusKey, A.TempPlusID, A.ApplicantLastName, A.ApplicantMName, A.ApplicantFirstName FROM ApllicantInfoK A WHERE A.Emailsession = '" + Session["userEmail"].ToString().Trim() + "'";
        sqlStatement1 += "SELECT A.TempPlusKey, A.TempPlusID, A.ApplicantLastName, A.ApplicantMName, A.ApplicantFirstName ";
        sqlStatement1 += "FROM ApllicantInfoK A WHERE A.Emailsession = '" + Session["userEmail"].ToString().Trim() + "'";
        if (appConnect.State == ConnectionState.Closed)
        {
            appConnect.OpenConnection();
            appConnect.ExecuteQuery(sqlStatement1);
            appConnect.DataAdapterConnection();
        }
    }
    catch (SqlException ex)
    {
        ShowMessage(ex.Message);
    }
    finally
    {
        if (appConnect.Conn.State == ConnectionState.Open)
            appConnect.CloseAll();
    }
    string message = "Your partial profile have been successfully added.";
    string url = "/W4.aspx";
    string script = "{ alert('";
    script += message;
    script += "');";
    script += "window.location = '";
    script += url;
    script += "'; }";
    ScriptManager.RegisterStartupScript(this.Page, Page.GetType(), "alert", script, true);
    Response.Redirect("Videoscreen.aspx");
}

public void ShowMessage(string msg)
{
    System.Web.UI.ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "AlertBox", "alert('" + msg + "');", true);
}

protected void Button4_Click(object sender, EventArgs e)
{
    DataTable dt = Session["ListItems"] as DataTable;
    ListItemCollection liCol = FormList.Items;
    for (int i = 0; i < dt.Rows.Count; i++)
    {
        ListItem li = liCol[i];
        if (li.Selected)
        {
            li.Text = FormList.SelectedItem.Value;
            li.Value = FormList.SelectedItem.Text;

            if (FormList.SelectedItem.Value == "1")
            {
                dt.Rows[i].Delete();
                Response.Redirect("CreateW4Form.aspx");
            }
            else if (FormList.SelectedItem.Value == "2")
            {
                dt.Rows[i].Delete();
                Response.Redirect("SexualHarassment.aspx");
            }
            else if (FormList.SelectedItem.Value == "3")
            {
                dt.Rows[i].Delete();
                Response.Redirect("ArbitrationAgreement.aspx");
            }
            else if (FormList.SelectedItem.Value == "4")
            {
                dt.Rows[i].Delete();
                Response.Redirect("DisciplineAttendancePolicy.aspx");
            }
            else if (FormList.SelectedItem.Value == "5")
            {
                dt.Rows[i].Delete();
                Response.Redirect("PaidSickLeave.aspx");
            }
            else if (FormList.SelectedItem.Value == "6")
            {
                dt.Rows[i].Delete();
                Response.Redirect("AuthorizationforReleaseofInformation.aspx");

            }
            else if (FormList.SelectedItem.Value == "7")
            {
                dt.Rows[i].Delete();
                Response.Redirect("GeneralCodeofSafePractices.aspx");
            }
            else if (FormList.SelectedItem.Value == "8")
            {
                dt.Rows[i].Delete();
                Response.Redirect("RightsUndertheFairCreditReportingAct.aspx");
            }
            else if (FormList.SelectedItem.Value == "9")
            {
                dt.Rows[i].Delete();
                Response.Redirect("MealPeriodPolicy.aspx");
            }
            else if (FormList.SelectedItem.Value == "10")
            {
                dt.Rows[i].Delete();
                Response.Redirect("MealBreakWaiverAgreement.aspx");
            }
            else if (FormList.SelectedItem.Value == "11")
            {
                dt.Rows[i].Delete();
                Response.Redirect("RestPeriodPolicy.aspx");
            }
            else if (FormList.SelectedItem.Value == "12")
            {
                dt.Rows[i].Delete();
                Response.Redirect("EmployeesafetyOrientationSignOffSheet.aspx");
            }
            else if (FormList.SelectedItem.Value == "13")
            {
                dt.Rows[i].Delete();
                Response.Redirect("PolicyStatementFirearmsWeaponsFreeWorkplace.aspx");
            }
            else if (FormList.SelectedItem.Value == "14")
            {
                dt.Rows[i].Delete();
                Response.Redirect("AssignmentAbandonment.aspx");
            }
            else if (FormList.SelectedItem.Value == "15")
            {
                dt.Rows[i].Delete();
                Response.Redirect("RemedyingtheEffectsofIdentityTheft.aspx");
            }
            else if (FormList.SelectedItem.Value == "16")
            {
                dt.Rows[i].Delete();
                Response.Redirect("DrugAlcohol.aspx");
            }
            else if (FormList.SelectedItem.Value == "17")
            {
                dt.Rows[i].Delete();
                Response.Redirect("GeneralSafetyVideo.aspx");
            }
        }
    }
}

protected void Next_Click(object sender, EventArgs e)
{
    Response.Redirect("Videoscreen.aspx");
}

CreateW4Form.aspx.cs

protected void Page_Load(object sender, EventArgs e)
{
    DataTable dt = Session["ListItems"] as DataTable;
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < dt.Rows.Count; i++)
    {
        sb.Append("<p>");
        sb.Append(dt.Rows[i]["Text"] + "" + dt.Rows[i]["Value"]);
        sb.Append("</p>");
        File.WriteAllText(Server.MapPath("~/Filehtml/") + dt.Rows[i]["Value"] + ".htm", sb.ToString());
        using (StringWriter sw = new StringWriter(sb))
        {
            using (HtmlTextWriter hw = new HtmlTextWriter(sw))
            {
                using (StreamReader sr = new StreamReader(Server.MapPath("~/Filehtml/") + dt.Rows[i]["Value"] + ".htm"))
                {
                    using (FileStream stream = new FileStream(Server.MapPath("~/File/") + "HTMLExport" + dt.Rows[i]["Value"] + ".pdf", FileMode.Create))
                    {
                        Document pdfDoc = new Document(PageSize.A2, 10f, 10f, 10f, 0f);
                        HTMLWorker htmlparser = new HTMLWorker(pdfDoc);
                        PdfWriter.GetInstance(pdfDoc, Response.OutputStream);
                        PdfWriter.GetInstance(pdfDoc, stream);
                        pdfDoc.Open();
                        htmlparser.Parse(sr);
                        pdfDoc.Close();
                        stream.Close();
                    }
                }
            }
        }
    }
}

protected void Download(object sender, EventArgs e)
{
    int i = 0;
    using (ZipFile zip = new ZipFile())
    {
        zip.AlternateEncodingUsage = ZipOption.AsNecessary;
        zip.AddDirectoryByName("Files");
        foreach (var filePath in Directory.GetFiles(Server.MapPath("~/File")))
        {
            i = i + 1;
            zip.AddFile(filePath, "Files");
        }
        Response.Clear();
        Response.BufferOutput = false;
        string zipName = String.Format("Zip_{0}.zip", DateTime.Now.ToString("yyyy-MMM-dd-HHmmss"));
        Response.ContentType = "application/zip";
        Response.AddHeader("content-disposition", "attachment; filename=" + zipName);
        zip.Save(Response.OutputStream);
        Response.End();
    }
}