// Parse chapter structure from a dita topic (leaf node)
private List <DitaCollectionLinkJson> ParseChaptersFromTopic(DitaFileTopicAbstract topic, string navTitle = null)
{
List <DitaCollectionLinkJson> chapters = new List <DitaCollectionLinkJson>();
try
{
// Build a page for this topic
DitaPageJson topicPage = new DitaPageJson(topic, Collection);
Pages.Add(topicPage);
// Add this chapter to the toc for this page
DitaCollectionLinkJson chapter = new DitaCollectionLinkJson
{
FileName = topicPage.FileName,
Title = navTitle ?? topicPage.Title
};
chapters.Add(chapter);
Trace.TraceInformation($"Found link to topic {chapter.FileName}.");
}
catch (Exception ex)
{
Trace.TraceError($"Error parsing topic {topic.FileName} - {ex}");
}
return(chapters);
}
// 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 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 the bookmap
private void ParseBookMap()
{
// Find the booktitle element
try
{
// Read the title
ParseBookMapTitle();
// Read the metadata
ParseBookMapBookMeta();
// Read the front matter
// IGNORE
// Read the chapters
ParseBookMapChapters();
// Read the back matter
// IGNORE
// Removes any blank topics and replaces them with links to their first populate child
RemoveBlankPages();
}
catch (Exception ex)
{
Trace.TraceError(ex);
}
}
