postad.aspx.cs

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using System;
using System.Text;
using System.Web.Security;
using System.Web.UI.WebControls;
using System.Collections.Generic;

using AspNet.StarterKits.Classifieds.Web;
using AspNet.StarterKits.Classifieds.BusinessLogicLayer;


public partial class PostAd_aspx : System.Web.UI.Page
{
	public int PreviousAdId
	{
		get
		{
			if (ViewState["PreviousAdId"] != null)
				return (int)ViewState["PreviousAdId"];
			else
				return 0;
		}
		set
		{
			ViewState["PreviousAdId"] = value;
		}
	}
	public bool IsPreviousAd
	{
		get
		{
			return (ViewState["PreviousAdId"] != null);
		}
	}

	private const string OtherLocationText = "Other...";

	protected void PostAdWizard_FinishButtonClick(object sender, WizardNavigationEventArgs e)
	{
		if (Page.IsValid)
		{
			int memberId = Profile.MemberId;
			int categoryId = CategoryPath.CurrentCategoryId;
			string title = Server.HtmlEncode(TitleTextBox.Text);
			string description = Server.HtmlEncode(DescriptionTextBox.Text);
			string url = Server.UrlEncode(UrlTextBox.Text);
			Decimal price = Decimal.Parse(PriceTextBox.Text);

			string location = Server.HtmlEncode(LocationDropDown.CurrentLocation);

			int numDays = Convert.ToInt32(NumDaysList.SelectedValue);

			AdType adType = AdType.ForSale;

			if (Enum.IsDefined(typeof(AdType), Convert.ToInt32(AdTypeSelection.SelectedValue)))
				adType = (AdType)Enum.Parse(typeof(AdType), AdTypeSelection.SelectedValue);

			if (IsPreviousAd)
			{
				AdsDB.RelistAd(PreviousAdId,
						categoryId,
						title,
						description,
						url,
						price,
						location,
						numDays,
						AdLevel.Unspecified,
						AdStatus.Unspecified,
						adType);

				Response.Redirect("~/MyAds.aspx", true);

			}
			else
			{
				int adId = AdsDB.InsertAd(memberId,
						categoryId,
						title,
						description,
						url,
						price,
						location,
						numDays,
						AdLevel.Unspecified,
						AdStatus.Unspecified,
						adType);

				SiteSettings s = SiteSettings.GetSharedSettings();
				UploadImagesLink.Visible = s.AllowImageUploads;
				UploadImagesLink.NavigateUrl = "~/ManagePhotos.aspx?id=" + adId.ToString();
			}

		}
		else
			e.Cancel = true;
	}

	protected void Page_Load(object sender, EventArgs e)
	{
		// Limit Description text.
		DescriptionTextBox.Attributes.Add("onkeydown", "textCounter(this,500);");
		DescriptionTextBox.Attributes.Add("onkeyup", "textCounter(this,500);");

		if (!Page.IsPostBack)
		{

			PostAdWizard.MoveTo(PostAdWizard.WizardSteps[0]);

			string qsRelistId = Request.QueryString["relist"];
			if (qsRelistId != null)
			{
				int adId;
				if (Int32.TryParse(qsRelistId, out adId))
				{
					LoadPreviousAd(adId);
				}
			}
		}
	}

	protected void Page_PreRender(object sender, EventArgs e)
	{
		String truncateScript = "function textCounter(elem, maxLimit) {if (elem.value.length > maxLimit){ elem.value = m.value.substring(0, maxLimit); } } \r\n";
		Page.ClientScript.RegisterClientScriptBlock(this.GetType(), "TruncateScript", truncateScript, true);
	}

	protected void LoadPreviousAd(int adId)
	{
		AdsDataComponent.AdsRow ad = AdsDB.GetAdById(adId);
		if (ad != null)
		{
			if (ad.MemberId == Profile.MemberId)
			{
				PreviousAdId = adId;

				SetCurrentCategory(ad.CategoryId);

				if ((AdType)ad.AdType == AdType.Wanted)
					AdTypeSelection.SelectedIndex = 1;
				else
					AdTypeSelection.SelectedIndex = 0;

				TitleTextBox.Text = ad.Title;
				DescriptionTextBox.Text = ad.Description;
				UrlTextBox.Text = ad.URL;
				LocationDropDown.CurrentLocation = ad.Location;
			}
		}
	}

	protected void UpdateCategoryDisplay()
	{
		this.CategoryPathLabel.Text = CategoryPath.FullCategoryPath;
	}

	protected void SubcategoriesDS_Selected(object sender, ObjectDataSourceStatusEventArgs e)
	{
		List<CachedCategory> subCategories = e.ReturnValue as List<CachedCategory>;
		if (subCategories == null || subCategories.Count == 0)
		{
			PostAdWizard.MoveTo(PostAdWizard.WizardSteps[1]);
		}
	}

	protected void SetCurrentCategory(int categoryId)
	{
		CategoryPath.CurrentCategoryId = categoryId;
		UpdateCategoryDisplay();
	}

	protected void SubcategoriesList_ItemCommand(object source, DataListCommandEventArgs e)
	{
		int categoryId = Convert.ToInt32(e.CommandArgument);
		SetCurrentCategory(categoryId);
	}

	protected void CategoryPath_CategorySelectionChanged(object sender, CategorySelectionChangedEventArgs e)
	{
		UpdateCategoryDisplay();
	}

	protected void ChangeCategoryButton_Click(object sender, EventArgs e)
	{
		SetCurrentCategory(DefaultValues.CategoryIdMinValue);
		PostAdWizard.MoveTo(PostAdWizard.WizardSteps[0]);
	}
	protected void PostAdWizard_PreviousButtonClick(object sender, WizardNavigationEventArgs e)
	{
		if (e.NextStepIndex == 0)
		{
			SetCurrentCategory(DefaultValues.CategoryIdMinValue);
		}
	}
	protected void ValidLocationRequired_ServerValidate(object source, ServerValidateEventArgs args)
	{
		args.IsValid = !LocationDropDown.CurrentLocation.Equals(String.Empty);
	}
	protected void PriceValidator_ServerValidate(object source, ServerValidateEventArgs args)
	{
		decimal p = -1;
		if (decimal.TryParse(PriceTextBox.Text, out p))
		{
			args.IsValid = (p >= 0);
		}
		else
			args.IsValid = false;
	}
	protected void URLValidator_ServerValidate(object source, ServerValidateEventArgs args)
	{
		args.IsValid = false;
		TextBox URLTextBox = AdDetailsStep.FindControl("UrlTextBox") as TextBox;
		if (URLTextBox != null && !URLTextBox.Text.Equals(String.Empty))
		{
			try
			{
				Uri uri = new Uri(URLTextBox.Text);
				if (uri.IsWellFormedOriginalString() &
					(uri.Scheme == "http" | uri.Scheme == "https"))
				{
					args.IsValid = true;
				}
			}
			catch
			{
			}
		}
		else
		{
			// Empty URL is okay.
			args.IsValid = true;
		}
	}
}