public void Identify(Block previous, bool convertQuotes, bool allVerse)
{
if (Lines.Count == 0)
return;
if (allVerse) {
Verse = Tied = true;
}
else if (previous != null && previous.Tied) {
Verse = previous.Verse;
Tied = true;
}
if (Lines[0].Trim() == "Footnotes:" ||
Lines[0].Trim() == "<contents>") {
Lines.RemoveAt(0);
if (Lines.Count == 0)
return;
}
int trimLength = 0;
Match m = verseTagRe.Match(Lines[0]);
if (m.Success) {
Lines.RemoveAt(0);
if (Lines.Count == 0)
return;
Verse = true;
Tied = true;
trimLength = m.Groups[1].Length;
if (trimLength > 0)
Quoted = true;
}
if (Tied && Lines[Lines.Count - 1].Trim() == "</verse>") {
Tied = false;
Lines.RemoveAt(Lines.Count - 1);
}
m = footnoteRe.Match(Lines[0]);
if (m.Success) {
Footnote = Int32.Parse(m.Groups[1].Value);
Lines[0] = Lines[0].Substring(m.Groups[0].Length);
trimLength = -1;
}
if (! m.Success && ! Verse) {
m = headingRe.Match(Lines[0]);
if (m.Success) {
Heading = m.Groups[1].Length;
trimLength = m.Groups[0].Length;
}
}
if (! m.Success && ! Verse) {
m = listItemRe.Match(Lines[0]);
if (m.Success) {
ListItem = true;
if (m.Groups[1].Value != "-")
Numbered = true;
trimLength = m.Groups[0].Length;
}
}
if (! m.Success && ! Verse) {
m = verseRe.Match(Lines[0]);
if (m.Success) {
Verse = true;
if (m.Groups[1].Success)
Quoted = true;
trimLength = m.Groups[0].Length;
}
}
if (! m.Success && ! Verse) {
m = quoteRe.Match(Lines[0]);
if (m.Success) {
Quoted = true;
trimLength = m.Groups[0].Length;
}
}
// Is this an initial paragraph?
if ((previous == null || previous.Heading.HasValue) &&
(! Quoted && ! Verse && ! ListItem &&
! Footnote.HasValue && ! Heading.HasValue))
Initial = true;
// Check whether this is a continuation of a single quote
if (Quoted && previous != null && previous.Quoted) {
// Right now the only real way I can tell if a quote is broken is whether
// the previous paragraph ends in a footnote reference -- jww (2006-02-12)
string prevLastLine = previous.Lines[previous.Lines.Count - 1];
if (! endingFnRe.IsMatch(prevLastLine))
previous.Tied = true;
}
for (int i = 0; i < Lines.Count; i++) {
if (trimLength > 0)
Lines[i] = Lines[i].Substring(trimLength).TrimEnd(null);
else if (trimLength == -1)
Lines[i] = Lines[i].Trim(null);
else
Lines[i] = Lines[i].TrimEnd(null);
}
if (! Verse) {
string merged = String.Join(" ", Lines.ToArray());
Lines.Clear();
Lines.Add(merged);
}
for (int i = 0; i < Lines.Count; i++) {
Lines[i] = Regex.Replace(Lines[i], "<br>", " \n");
StringBuilder newLine = new StringBuilder();
Stack<InlineStyle> currentStyle = new Stack<InlineStyle>();
currentStyle.Push(InlineStyle.Plain);
int length = Lines[i].Length;
int bracketDepth = 0;
for (int j = 0; j < length; j++) {
switch (Lines[i][j]) {
case '[':
newLine.Append(Lines[i][j]);
bracketDepth++;
break;
case ']':
newLine.Append(Lines[i][j]);
bracketDepth--;
break;
case '=':
if (bracketDepth > 0) {
newLine.Append(Lines[i][j]);
break;
}
if (currentStyle.Peek() == InlineStyle.Literal) {
newLine.Append("`");
currentStyle.Pop();
} else {
newLine.Append("`");
currentStyle.Push(InlineStyle.Literal);
}
break;
default:
newLine.Append(Lines[i][j]);
break;
}
}
Lines[i] = newLine.ToString();
}
// If this is not a quote, we are interested in breaking down sentences.
if (! Quoted) {
if (Verse) {
Sentences = Lines;
} else {
Sentences = new List<string>();
int startPos = 0;
m = sentEndRe.Match(Lines[0]);
while (m.Success) {
if (! m.Groups[1].Success)
Sentences.Add(Lines[0].Substring(startPos, (m.Groups[0].Index + 1) -
startPos));
startPos = m.Groups[0].Index + (m.Groups[0].Length - 1);
m = sentEndRe.Match(Lines[0], startPos);
}
Sentences.Add(Lines[0].Substring(startPos));
}
}
}
public static List<Block> Parse(TextReader reader, bool convertQuotes,
bool allVerse)
{
List<Block> blocks = new List<Block>();
Block prevBlock = null;
Block block = new Block();
bool first = true;
string line = reader.ReadLine();
while (line != null) {
if (line.Length == 0) {
if (block.Lines.Count > 0) {
if (! (first == true && block.Lines[0][0] == '#'))
block.Identify(prevBlock, convertQuotes, allVerse);
first = false;
if (block.Lines.Count > 0) {
blocks.Add(block);
prevBlock = block;
}
block = new Block();
}
} else {
block.InputLines.Add(line);
block.Lines.Add(line);
}
line = reader.ReadLine();
}
if (block.Lines.Count > 0) {
block.Identify(prevBlock, convertQuotes, allVerse);
if (block.Lines.Count > 0)
blocks.Add(block);
}
return blocks;
}
