private void ParsePublicationDate(string filePath, Post post)
{
DateTime publicationDate = DateTime.Now;
if (ViewMode == Mode.View)
{
string fileName = filePath.Split('\\').Last();
var datePart = fileName.Split('-').First();
publicationDate = new DateTime(int.Parse(datePart.Substring(0, 4)),
int.Parse(datePart.Substring(4, 2)),
int.Parse(datePart.Substring(6, 2)));
}
post.PublicationDate = publicationDate;
}
public Post Transform(string filePath, string slug)
{
var post = new Post();
using (var postFileStream = File.OpenText(filePath))
{
ParsePublicationDate(filePath, post);
if (ViewMode == Mode.Preview) postFileStream.ReadLine(); //Publish flag is the first line of the preview file
post.Title = postFileStream.ReadLine(); //Post title is the first line of the published file.
postFileStream.ReadLine(); //line of "===" after the first heading.
post.Body = _markdown.Transform(postFileStream.ReadToEnd());
post.Slug = slug;
}
return post;
}
public static string RenderPost(this HtmlHelper helper, Post post)
{
var sb = new StringBuilder();
var sw = new StringWriter(sb);
var writer = new HtmlTextWriter(sw);
writer.AddAttribute(HtmlTextWriterAttribute.Class, "post");
writer.RenderBeginTag(HtmlTextWriterTag.Div);
RenderTitle(post, writer);
RenderDate(post, writer, helper);
writer.Write(post.Body);
writer.RenderEndTag(); //div.post
return sb.ToString();
}
private static void RenderDate(Post post, HtmlTextWriter writer, HtmlHelper helper)
{
writer.AddAttribute(HtmlTextWriterAttribute.Class, "date");
writer.RenderBeginTag(HtmlTextWriterTag.Div);
string displayDate = post.PublicationDate.ToString("d MMMM, yyyy");
writer.Write(helper.ActionLink(displayDate, "Load", "Post",
new
{
year = post.PublicationDate.Year,
month = post.PublicationDate.Month,
day = post.PublicationDate.Day,
slug = post.Slug
},
new { }));
writer.RenderEndTag(); //div.date
}
private static void RenderTitle(Post post, HtmlTextWriter writer)
{
writer.RenderBeginTag(HtmlTextWriterTag.H2);
writer.Write(post.Title);
writer.RenderEndTag(); //h2
}
