private Dictionary <HeadSection, string> CreateTableOfContents(Section[] sections)
{
Dictionary <HeadSection, string> contents = new Dictionary <HeadSection, string>();
HashSet <string> set = new HashSet <string>();
foreach (Section section in sections)
{
if (section is HeadSection)
{
HeadSection s = (HeadSection)section;
string text = GetString(s.Text);
if (set.Contains(text))
{
int sequence = 1;
for (;;)
{
string name = text + "_" + sequence;
if (!set.Contains(name))
{
text = name;
break;
}
sequence++;
}
}
set.Add(text);
contents.Add(s, text);
}
}
return(contents);
}
private void ReadHeadChunk(EndianBinaryReader reader)
{
reader.BaseStream.Position = Header.OffsetToHeadChunk;
HEAD = new HeadSection();
HEAD.ID = new string(reader.ReadChars(4));
HEAD.Length = reader.ReadInt32();
HEAD.Data = reader.ReadBytes(HEAD.Length - 8); // -8 to take reading the ID and length into account.
}
public static List <ContentItem> Generate(Section[] sections, int index, int levelLower, int levelUpper)
{
int headLevel = 0;
for (int i = index; i > 0; i--)
{
if (sections[i - 1] is HeadSection)
{
HeadSection s = (HeadSection)sections[i - 1];
headLevel = s.Level;
break;
}
}
return(Generate(sections, index, headLevel, levelLower, levelUpper));
}
public static List <ContentItem> Generate(Section[] sections, int index, int headLevel, int levelLower, int levelUpper)
{
List <ContentItem> items = new List <ContentItem>();
for (int i = index; i < sections.Length; i++)
{
if (sections[i] is HeadSection)
{
HeadSection s = (HeadSection)sections[i];
if (s.Level <= headLevel)
{
break;
}
else
{
if (s.Level < levelLower || levelUpper < s.Level)
{
continue;
}
int depth = s.Level - headLevel;
List <ContentItem> current = items;
for (int j = 0; j < depth; j++)
{
if (depth - j <= 1)
{
current.Add(new ContentItem(s));
break;
}
if (current.Count <= 0)
{
current.Add(new ContentItem(null));
}
current = current[current.Count - 1].Items;
}
}
}
}
return(items);
}
public ContentItem(HeadSection head)
{
this.Head = head;
}
private void EncodeInternal(TextWriter writer, Section[] sections)
{
Dictionary <HeadSection, string> headRefs = CreateTableOfContents(sections);
for (int i = 0; i < sections.Length; i++)
{
Section section = sections[i];
if (section is ParagraphSection)
{
ParagraphSection s = (ParagraphSection)section;
writer.Write("<p>");
WriteText(writer, s.Text);
writer.WriteLine("</p>");
}
else if (section is HeadSection)
{
HeadSection s = (HeadSection)section;
writer.Write("<a name=\"{0}\">", headRefs[s]);
writer.Write("<h{0}>", s.Level);
WriteText(writer, s.Text);
writer.Write("</h{0}>", s.Level);
writer.WriteLine("</a>");
}
else if (section is HorizonSection)
{
HorizonSection s = (HorizonSection)section;
writer.Write("<hr/>");
}
else if (section is CodeSection)
{
CodeSection s = (CodeSection)section;
writer.Write("<pre class=\"code\"><code>");
writer.Write(Escape(s.Text));
writer.WriteLine("</code></pre>");
}
else if (section is QuoteSection)
{
QuoteSection s = (QuoteSection)section;
writer.Write("<blockquote>");
EncodeInternal(writer, s.Texts);
writer.WriteLine("</blockquote>");
}
else if (section is OrderListSection)
{
OrderListSection s = (OrderListSection)section;
writer.WriteLine("<ol>");
foreach (ListItemSection j in s.Items)
{
writer.Write("<li>");
WriteText(writer, j.Text);
EncodeInternal(writer, j.ChildList.ToArray());
writer.WriteLine("</li>");
}
writer.WriteLine("</ol>");
}
else if (section is ListSection)
{
ListSection s = (ListSection)section;
writer.WriteLine("<ul>");
foreach (ListItemSection j in s.Items)
{
writer.Write(String.Format("<li {0}>", GetListClass(j.Mark)));
WriteText(writer, j.Text);
EncodeInternal(writer, j.ChildList.ToArray());
writer.WriteLine("</li>");
}
writer.WriteLine("</ul>");
}
else if (section is DefinitionListSection)
{
DefinitionListSection s = (DefinitionListSection)section;
writer.Write("<dl>");
foreach (DefinitionItemSection j in s.Items)
{
writer.Write("<dt>");
WriteText(writer, j.Caption);
writer.WriteLine("</dt>");
writer.Write("<dd>");
WriteText(writer, j.Data);
writer.WriteLine("</dd>");
}
writer.WriteLine("</dl>");
}
else if (section is ContentsSection)
{
ContentsSection s = (ContentsSection)section;
List <ContentItem> contents
= ContentsTableGenerator.Generate(sections, i, s.LevelLower, s.LevelUpper);
WriteContents(writer, contents, headRefs);
}
else if (section is ContentsAllSection)
{
ContentsAllSection s = (ContentsAllSection)section;
List <ContentItem> contents
= ContentsTableGenerator.GenerateAll(sections, s.LevelLower, s.LevelUpper);
WriteContents(writer, contents, headRefs);
}
}
}
