// Parse the metadata from the given element?
private void ParseMetaCategories(DitaElement parentElement)
{
try
{
List <DitaElement> categoriesData = parentElement?.FindChildren("category");
if (categoriesData != null)
{
foreach (DitaElement categoryData in categoriesData)
{
foreach (DitaElement data in categoryData.Children)
{
if (data?.Attributes.ContainsKey("name") ?? false)
{
if (BookMeta.ContainsKey(data?.Attributes["name"]))
{
Trace.TraceWarning($"BookMeta already contains a value for {data?.Attributes["name"]}");
}
else
{
BookMeta.Add(data?.Attributes["name"], data?.Attributes["value"]);
}
}
}
}
}
}
catch (Exception ex)
{
Trace.TraceError(ex);
}
}
// Build the internal structure based on a map
private void ParseMap()
{
try
{
// Read the title
BookTitle.Add("mainbooktitle", RootMap.Title);
// Read the metadata
ParseMapMeta();
if (!BookMeta.ContainsKey("document title"))
{
BookMeta.Add("document title", RootMap.Title);
}
// Add the chapters
Chapters.AddRange(ParseChaptersFromFile(RootMap));
// Removes any blank topics and replaces them with links to their first populate child
RemoveBlankPages();
}
catch (Exception ex)
{
Trace.TraceError(ex);
}
}
// Parse the version of the document
private void ParseBookMapVersion(DitaElement bookMetaElement)
{
// Try checking the publisher information section
DitaElement publisherInformationElement = bookMetaElement?.FindOnlyChild("publisherinformation");
DitaElement publishedElement = publisherInformationElement?.FindChildren("published")?.Last();
DitaElement revisionIdElement = publishedElement?.FindOnlyChild("revisionid");
string version = revisionIdElement?.ToString();
// Try checking the prodinfo section
if (string.IsNullOrWhiteSpace(version) || version == "ProductVersionNumber")
{
DitaElement prodinfoElement = bookMetaElement?.FindOnlyChild("prodinfo");
DitaElement vrmlistElement = prodinfoElement?.FindOnlyChild("vrmlist");
DitaElement vrmElement = vrmlistElement?.FindChildren("vrm")?[0];
version = vrmElement?.Attributes?["version"];
}
if (!string.IsNullOrWhiteSpace(version))
{
BookMeta.Add("version", version);
}
}
// Parse the date of the document
private void ParseBookMapReleaseDate(DitaElement bookMetaElement)
{
DitaElement publisherInformationElement = bookMetaElement?.FindOnlyChild("publisherinformation");
DitaElement publishedElement = publisherInformationElement?.FindChildren("published")?.Last();
DitaElement completedElement = publishedElement?.FindOnlyChild("completed");
string year = completedElement?.FindOnlyChild("year")?.ToString();
string month = completedElement?.FindOnlyChild("month")?.ToString();
string day = completedElement?.FindOnlyChild("day")?.ToString();
if (!string.IsNullOrWhiteSpace(year) && !string.IsNullOrWhiteSpace(month) && !string.IsNullOrWhiteSpace(day))
{
try
{
// Is this a valid date?
DateTime publishDate = new DateTime(int.Parse(year), int.Parse(month), int.Parse(day));
BookMeta.Add("published date", $"{publishDate.Day}/{publishDate.Month}/{publishDate.Year} 00:00:00");
}
catch
{
//
}
}
}