//
// GetImageFileName
//
// Will get the image file name representing the item
//
public static string GetImageFileName(int compiledTextFeedHash, Guid compiledTextFeedGuid, int compiledTextFeedItemHash, SlideShowImageSize imageSize, string templateDirectory, bool bypassCaches)
{
string fileName = ImageUtil.GetCompiledImageDirectory("TextFeed") + compiledTextFeedGuid.ToString() + "_" + compiledTextFeedItemHash.ToString() + "_" + ((int)imageSize).ToString() + ".jpg";
if (!bypassCaches && MiscUtil.TTLFileExists(fileName, CompiledTextFeedItem.textFeedImageTTL))
{
return(fileName);
}
else
{
CompiledTextFeedItem compiledTextFeedItem = CompiledTextFeedItem.LoadForImage(compiledTextFeedItemHash, compiledTextFeedHash, compiledTextFeedGuid);
Bitmap bitmap = compiledTextFeedItem.GenerateImage(fileName, imageSize, templateDirectory);
return(fileName);
}
}
//
// Load
//
// Loads the object from the database, and if it doesn't exist, creates it
static public CompiledTextFeedItem Load(int compiledTextFeedHash, Guid compiledTextFeedGuid, string title, string description, int compiledTextFeedItemHash)
{
CompiledTextFeedItem compiledTextFeedItem = new CompiledTextFeedItem();
compiledTextFeedItem.compiledTextFeedHash = compiledTextFeedHash;
compiledTextFeedItem.compiledTextFeedGuid = compiledTextFeedGuid;
if ((title != null) || (description != null))
{
compiledTextFeedItem.compiledTextFeedItemHash = ((string)(title + description)).GetHashCode();
}
else
{
compiledTextFeedItem.compiledTextFeedItemHash = compiledTextFeedItemHash;
}
compiledTextFeedItem.compiledDate = DateTime.Now;
compiledTextFeedItem.imageGeneratedDate = DateTime.Now;
using (PhotoMixQuery query = new PhotoMixQuery("SelectCompiledTextFeedItem"))
{
query.Parameters.Add("@CompiledTextFeedHash", SqlDbType.Int).Value = compiledTextFeedItem.compiledTextFeedHash;
query.Parameters.Add("@CompiledTextFeedGuid", SqlDbType.UniqueIdentifier).Value = compiledTextFeedItem.compiledTextFeedGuid;
query.Parameters.Add("@CompiledTextFeedItemHash", SqlDbType.Int).Value = compiledTextFeedItem.compiledTextFeedItemHash;
if ((title != null) || (description != null))
{
query.Parameters.Add("@Title", SqlDbType.VarChar).Value = String.IsNullOrEmpty(title) ? (Object)DBNull.Value : (Object)title;
query.Parameters.Add("@Description", SqlDbType.Text).Value = String.IsNullOrEmpty(description) ? (Object)DBNull.Value : (Object)description;
query.Parameters.Add("@CompiledDate", SqlDbType.DateTime).Value = compiledTextFeedItem.compiledDate;
}
else
{
query.Parameters.Add("@ImageGeneratedDate", SqlDbType.DateTime).Value = compiledTextFeedItem.imageGeneratedDate;
}
if (query.Reader.Read())
{
compiledTextFeedItem.title = query.Reader.IsDBNull(0) ? null : query.Reader.GetString(0);
compiledTextFeedItem.description = query.Reader.IsDBNull(1) ? null : query.Reader.GetString(1);
compiledTextFeedItem.compiledDate = query.Reader.IsDBNull(2) ? DateTime.MinValue : query.Reader.GetDateTime(2);
compiledTextFeedItem.imageGeneratedDate = query.Reader.IsDBNull(3) ? DateTime.MinValue : query.Reader.GetDateTime(3);
}
}
return(compiledTextFeedItem);
}
public override SlideShowItem CreateSlideShowItem(Hashtable compileCache, DateTime dateContext, bool bypassCaches)
{
RssChannel rssFeedChannel = (RssChannel)this.Channel;
CompiledTextFeed compiledTextFeed;
if (compileCache[rssFeedChannel.ChannelGuid] != null)
{
compiledTextFeed = (CompiledTextFeed)compileCache[rssFeedChannel.ChannelGuid];
}
else
{
compiledTextFeed = CompiledTextFeed.LoadForCompile(rssFeedChannel.RssFeedUrl, rssFeedChannel.ChannelImageUrl, rssFeedChannel.ChannelTitle, rssFeedChannel.RenderAd);
compileCache[rssFeedChannel.ChannelGuid] = compiledTextFeed;
}
CompiledTextFeedItem compiledTextFeedItem;
if (compileCache[rssFeedChannel.ChannelGuid + this.title + this.description] != null)
{
compiledTextFeedItem = (CompiledTextFeedItem)compileCache[rssFeedChannel.ChannelGuid + this.title + this.description];
}
else
{
compiledTextFeedItem = CompiledTextFeedItem.LoadForCompile(compiledTextFeed.CompiledTextFeedHash, compiledTextFeed.CompiledTextFeedGuid, this.title, this.description);
compileCache[rssFeedChannel.ChannelGuid + this.title + this.description] = compiledTextFeedItem;
}
string url = Config.GetSetting("CompiledImageBaseUrl") + "textfeeditem.ashx?" +
"ch=" + compiledTextFeed.CompiledTextFeedHash +
"&cid=" + compiledTextFeed.CompiledTextFeedGuid +
"&tih=" + compiledTextFeedItem.CompiledTextFeedItemHash +
(bypassCaches ? "&bc=1" : "") +
"&<SIZE>";
return(new SlideShowItem(this.ExpDate, this.PubDate, this.Channel.Name, url, true));
}