/// <summary>
/// Load the templates from a stream (which needs to be in the appropriate Json format)
/// </summary>
/// <param name="data">The loader object</param>
/// <returns>Success Or Failure</returns>
public Boolean Load(BlogViewTemplateLoader data)
{
// Must have something to work with so loop the items and load their content up
data.Items.ForEach(item =>
{
// Add the content to the dictionary
Templates.Add(item.Id, new HtmlContentBuilder().Append(item.Content));
});
// Successful?
return(true);
}
/// <summary>
/// Load the templates from a stream (which needs to be in the appropriate Json format)
/// </summary>
/// <param name="stream">A stream object that contains the loader object</param>
/// <returns>Success Or Failure</returns>
public Boolean Load(Stream stream)
{
BlogViewTemplateLoader templateLoader = null; // Define the template loader outside the try
try
{
Templates = new Dictionary <BlogViewTemplatePart, IHtmlContent>(); // Empty list of templates by default
// Convert stream to string
using (StreamReader reader = new StreamReader(stream))
{
// Parse the XML stream as an XDocument to query
XDocument doc = XDocument.Parse(reader.ReadToEnd());
// Query the XDocument and pull out the new template loader item
// for each node of type "Item" in the XDocument
templateLoader = new BlogViewTemplateLoader()
{
Items = doc.Descendants("item").Select(item =>
new BlogViewTemplateLoaderItem()
{
// Get the Id by analysing the attributes portion
Id = (BlogViewTemplatePart)item.Attribute("id").Value.
GetValueFromDescription <BlogViewTemplatePart>(),
// Get the content by selecting all sub-nodes and pulling the CData value out for the first item it finds
Content = item.Elements("content").Select(
node => node.Value
).First() ?? ""
}).ToList()
};
// Nothing to work with? Raise the error
if (templateLoader == null || templateLoader.Items == null || templateLoader.Items.Count == 0)
{
throw new CastObjectBlogException();
}
}
}
catch (Exception ex)
{
// Decide whether or not to pass the origional or inner exception to the user
throw BlogException.Passthrough(ex, new HtmlTemplateLoadFailureBlogException(ex));
}
// Call the loader with the object and not the stream
return(Load(templateLoader));
}