BlogEngine.Web/contact.aspx.cs

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#region Using

using System;
using System.Collections;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using BlogEngine.Core;
using BlogEngine.Core.Web.Controls;
using System.Net.Mail;
using System.Text.RegularExpressions;

#endregion

public partial class contact : BlogBasePage, ICallbackEventHandler
{

	private static readonly Regex _Regex = new Regex("<[^>]*>", RegexOptions.Compiled);

	/// <summary>
	/// Handles the Load event of the Page control.
	/// </summary>
	/// <param name="sender">The source of the event.</param>
	/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
	protected void Page_Load(object sender, EventArgs e)
	{
		ClientScript.GetCallbackEventReference(this, "arg", "callback", "context");
		btnSend.Click += new EventHandler(btnSend_Click);
		if (!Page.IsPostBack)
		{
			txtSubject.Text = Request.QueryString["subject"];
			txtName.Text = Request.QueryString["name"];
			txtEmail.Text = Request.QueryString["email"];

			GetCookie();
			phAttachment.Visible = BlogSettings.Instance.EnableContactAttachments;
			InititializeCaptcha();
			SetFocus();
		}

		Page.Title = Server.HtmlEncode(Resources.labels.contact);
		base.AddMetaTag("description", _Regex.Replace(BlogSettings.Instance.ContactFormMessage, string.Empty));
	}

	/// <summary>
	/// Sets the focus on the first empty textbox.
	/// </summary>
	private void SetFocus()
	{
		if (string.IsNullOrEmpty(Request.QueryString["name"]) && txtName.Text == string.Empty)
		{
			txtName.Focus();
		}
		else if (string.IsNullOrEmpty(Request.QueryString["email"]) && txtEmail.Text == string.Empty)
		{
			txtEmail.Focus();
		}
		else if (string.IsNullOrEmpty(Request.QueryString["subject"]))
		{