public GhostExportDocument(GhostExportDocumentData data, GhostExportDocumentMetadata metaData)
{
this.Data = data;
this.Metadata = metaData;
}
private static void ProcessFile(string path, string outputPath)
{
// guard the path, that it exists
if (!System.IO.File.Exists(path))
{
WriteOutput($"File {path} does not exist, or you do not have permissions to write to.", LoggingLevels.Error);
}
Console.WriteLine($"Processing file on {path}");
// load the document
XDocument doc;
try
{
doc = XDocument.Load(path);
}
catch (Exception e)
{
WriteOutput(e.Message, LoggingLevels.Error);
return;
}
var channelNode = doc.Descendants().SingleOrDefault(x => x.Name.LocalName == "channel");
if (channelNode == null)
{
WriteOutput("The file is missing a channel node.", LoggingLevels.Error);
}
// build categories and tags tree
// and this needs to be special, as some tags are self-referencing... of course
var elements = channelNode.Elements()
.Where(x => x.Name.LocalName == "category").ToArray();
var categories = new Dictionary <string, GhostTag>();
foreach (var element in elements)
{
var tag = Process <GhostTag>(element, (node, item) => GhostTagVisitor.Visit(node, item, categories));
categories.Add(tag.Slug, tag);
}
elements = channelNode.Elements()
.Where(x => x.Name.LocalName == "tag").ToArray();
var tags = new Dictionary <string, GhostTag>();
foreach (var element in elements)
{
var tag = Process <GhostTag>(element, (node, item) => GhostTagVisitor.Visit(node, item, tags));
tags.Add(tag.Slug, tag);
}
var attachments = channelNode.Elements()
.Where(x => x.Name.LocalName == "item" && x.Elements().Single(p => p.Name.LocalName == "post_type").Value == "attachment")
.Select(p => Process <WordpressAttachment>(p, (node, item) => WordpressAttachmentVisitor.Visit(node, item)))
.ToDictionary(x => x.Id, x => x);
// TODO: this is horrible, but it'll have to do for now
FileContext.Current.Attachments = attachments;
var posts = channelNode.Elements()
.Where(x => x.Name.LocalName == "item" && x.Descendants().Single(p => p.Name.LocalName == "post_type").Value == "post")
.Select(p => Process <GhostPost>(p, (node, item) => GhostPostVisitor.Process(node, item)))
.ToDictionary(x => x.Id, x => x);
// build the final post
foreach (var post in posts.Values)
{
post.BuildLinks(attachments, categories, tags);
// transform the image url
post.Image = TransformUrl(post.Image);
}
// build the document
var data = new GhostExportDocumentData
{
Posts = posts.Values.ToList(),
Categories = categories.Values.Where(x => x.PostsUsingTag.Count > 0).ToList()
};
var document = new GhostExportDocument(data, new GhostExportDocumentMetadata());
var jsonOutput = JsonConvert.SerializeObject(document);
// write it as a simple UTF8 file, without BOM
File.WriteAllText(outputPath, jsonOutput, new UTF8Encoding(false));
//Console.WriteLine(JsonConvert.SerializeObject(document));
}