private string ComposeBlogHeader(
BlogMLPost post,
BlogPostConversionData postConversionData)
{
var header = new StringBuilder("---");
header.AppendLine();
var title = QuoteStringForYamlIfNecessary(post.Title);
header.AppendLine($"title: {title}");
header.AppendLine($"date: {post.DateCreated.ToLocalTime():yyyy-MM-ddTHH:mm:ssK}");
if (post.DateModified != post.DateCreated)
{
header.AppendLine($"lastmod: {post.DateModified.ToLocalTime():yyyy-MM-ddTHH:mm:ssK}");
}
if (post.HasExcerpt)
{
var excerpt = NormalizeSpace(post.Excerpt.UncodedText);
excerpt = QuoteStringForYamlIfNecessary(excerpt);
var wrappedExcerpt = _textFormatter.WrapText(excerpt, 78);
wrappedExcerpt = _textFormatter.IndentLines(wrappedExcerpt, " ");
header.AppendLine("excerpt:");
header.AppendLine(wrappedExcerpt);
}
header.AppendLine("aliases:");
header.AppendLine(" [");
postConversionData.Aliases.ForEach(alias =>
{
header.Append(" \"");
header.Append(alias);
header.AppendLine("\",");
});
header.AppendLine(" ]");
if (_markPostAsDraft == true)
{
header.AppendLine($"draft: true");
}
var joinedCategories = "\"" + string.Join("\", \"", postConversionData.Categories) + "\"";
header.Append($"categories: [");
header.Append(joinedCategories);
header.AppendLine("]");
header.Append($"tags: [");
var joinedTags = "\"" + string.Join("\", \"", postConversionData.Tags) + "\"";
header.Append(joinedTags);
header.AppendLine("]");
// header.AppendLine("isCJKLanguage: true");
postConversionData.AdditionalMetadeta.Keys.ToList().ForEach(key =>
{
header.Append($"{key}: ");
// TODO: Consider utilizing something like YamlDotNet for
// serialization -- but for now just use a little bit of
// code to deal with BlogAttachmentMetadata. Everything else
// is assumed to be serializable by simply calling ToString()
var value = postConversionData.AdditionalMetadeta[key];
if (value is BlogAttachmentMetadata)
{
var attachmentMetadata = (BlogAttachmentMetadata)value;
header.AppendLine();
header.AppendLine($" url: \"{attachmentMetadata.Url}\"");
header.AppendLine($" fileName: {attachmentMetadata.FileName}");
header.Append(" fileSizeInBytes: ");
header.AppendLine(attachmentMetadata.FileSizeInBytes.ToString(
CultureInfo.InvariantCulture));
}
else
{
var stringValue = value.ToString();
stringValue = QuoteStringForYamlIfNecessary(stringValue);
header.AppendLine(stringValue);
}
});
header.AppendLine("---");
return(header.ToString());
}
