){kind=link}
/// <summary>
/// Initialize the cache
/// </summary>
protected void InitializeCache()
{
// WE LOAD FIXED REDIRECTS UP TO CACHE SIZE
_CustomUrls = new KeyedCustomUrlCollection();
CustomUrlCollection tempCustomUrls = CustomUrlDataSource.LoadForStore(this._CacheSize, 0);
foreach (CustomUrl item in tempCustomUrls)
{
_CustomUrls.Add(item);
}
_CustomUrlCount = CustomUrlDataSource.CountForStore();
_ValidCache = true;
}
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public virtual SaveResult Save()
{
CustomUrl checkExists = CustomUrlDataSource.LoadCustomUrl(this.Url);
if (checkExists == null || checkExists.CustomUrlId == this.CustomUrlId)
{
SaveResult result = this.BaseSave();
IUrlRewriter rewriter = RewriteServiceLocator.GetInstance(Token.Instance.UrlRewriterSettings.Provider);
if (rewriter != null)
{
rewriter.ReloadCache();
}
return(result);
}
else
{
throw new InvalidOperationException("The value of Url is already defined in the database. Url must be unique.");
}
}
private CustomUrl LoadCustomUrl(string resourceUrl)
{
// MAKE SURE WE HAVE A VALID CACHE
if (!_ValidCache)
{
this.InitializeCache();
}
// CHECK FOR CUSTOM URL IN CACHE
string loweredSourceUrl = resourceUrl.ToLowerInvariant();
if (this._CustomUrls.Contains(loweredSourceUrl))
{
// RETURN CACHED ITEM
return(this._CustomUrls[loweredSourceUrl]);
}
// SEE IF WE HAVE MORE CUSTOM URLS IN DATABASE
if (this._CacheSize < this._CustomUrlCount)
{
// TRY TO FIND CUSTOM URL BY QUERY
CustomUrl customUrl = CustomUrlDataSource.LoadCustomUrl(loweredSourceUrl);
if (customUrl != null)
{
// CUSTOM URL FOUND, KICK OUT THE LAST ITEM IN CACHE
this._CustomUrls.RemoveAt(this._CustomUrls.Count - 1);
// PUT THE NEW ITEM TO THE TOP OF CACHE
this._CustomUrls.Insert(0, customUrl);
// RETURN THE NEW CUSTOM URL
return(customUrl);
}
}
// NO REWRITE FOUND FOR THE GIVEN URL
return(null);
}
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/// <summary>
/// Deletes this category object from database
/// </summary>
/// <returns>true if delete successful, false otherwise</returns>
public bool Delete()
{
// DELETE ALL CHILDREN, DELETE NODES THAT DO NOT APPEAR IN OTHER CATEGORIES
foreach (CatalogNode node in CatalogNodes)
{
if (node.CatalogNodeType == CatalogNodeType.Product)
{
Product product = (Product)node.ChildObject;
if (product.Categories.Count == 1)
{
product.Delete();
}
}
else if (node.CatalogNodeType == CatalogNodeType.Webpage)
{
Webpage webpage = (Webpage)node.ChildObject;
if (webpage.Categories.Count == 1)
{
webpage.Delete();
}
}
else if (node.CatalogNodeType == CatalogNodeType.Link)
{
Link link = (Link)node.ChildObject;
if (link.Categories.Count == 1)
{
link.Delete();
}
}
else if (node.CatalogNodeType == CatalogNodeType.Category)
{
Category cat = (Category)node.ChildObject;
if (cat != null)
{
cat.Delete();
}
}
//DELETE THE CHILD NODE
node.Delete();
}
//GET DATABASE
Database database = Token.Instance.Database;
DbCommand deleteCommand;
//DELETE ALL PATHS
deleteCommand = database.GetSqlStringCommand("DELETE FROM ac_CategoryParents WHERE CategoryId=@categoryId");
database.AddInParameter(deleteCommand, "@categoryId", DbType.Int32, this.CategoryId);
database.ExecuteNonQuery(deleteCommand);
//DELETE ALL CATALOG NODES LINKED TO OR FROM THIS CATEGORY
deleteCommand = database.GetSqlStringCommand("DELETE FROM ac_CatalogNodes WHERE (CategoryId=@categoryId OR (CatalogNodeId=@categoryId AND CatalogNodeTypeId=@catalogNodeTypeId))");
database.AddInParameter(deleteCommand, "@categoryId", DbType.Int32, this.CategoryId);
database.AddInParameter(deleteCommand, "@catalogNodeTypeId", System.Data.DbType.Byte, (byte)CatalogNodeType.Category);
database.ExecuteNonQuery(deleteCommand);
//DELTE CUSTOM URL INFORMATION IF THERE IS ANY
CustomUrlDataSource.Delete(this.CategoryId, CatalogNodeType.Category);
//PERFORM BASE DELETE
return(this.BaseDelete());
}
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public static CustomUrl Load(Int32 customUrlId)
{
return(CustomUrlDataSource.Load(customUrlId, true));
}