internal Block SplitBlock(string verseToSplit, int characterOffsetToSplit)
{
var currVerse = InitialVerseNumberOrBridge;
Block newBlock = null;
int indexOfFirstElementToRemove = -1;
for (int i = 0; i < BlockElements.Count; i++)
{
var blockElement = BlockElements[i];
if (newBlock != null)
{
newBlock.BlockElements.Add(blockElement);
continue;
}
Verse verse = blockElement as Verse;
if (verse != null)
{
currVerse = verse.Number;
}
else if (verseToSplit == currVerse)
{
ScriptText text = blockElement as ScriptText;
string content;
if (text == null)
{
if (BlockElements.Count > i + 1 && BlockElements[i + 1] is Verse)
{
content = string.Empty;
characterOffsetToSplit = 0;
indexOfFirstElementToRemove = i + 1;
}
else
{
continue;
}
}
else
{
content = text.Content;
if (BlockElements.Count > i + 1)
{
if (!(BlockElements[i + 1] is Verse) &&
(characterOffsetToSplit == BookScript.kSplitAtEndOfVerse || characterOffsetToSplit > content.Length))
{
// Some kind of annotation. We can skip this. If we're splitting at
continue;
}
indexOfFirstElementToRemove = i + 1;
}
if (characterOffsetToSplit == BookScript.kSplitAtEndOfVerse)
{
characterOffsetToSplit = content.Length;
}
if (characterOffsetToSplit <= 0 || characterOffsetToSplit > content.Length)
{
throw new ArgumentOutOfRangeException("characterOffsetToSplit", characterOffsetToSplit,
@"Value must be greater than 0 and less than or equal to the length (" + content.Length +
@") of the text of verse " + currVerse + @".");
}
if (characterOffsetToSplit == content.Length && indexOfFirstElementToRemove < 0)
{
return(null);
}
}
int initialStartVerse, initialEndVerse;
if (characterOffsetToSplit == content.Length)
{
var firstVerseAfterSplit = (Verse)BlockElements[indexOfFirstElementToRemove];
initialStartVerse = firstVerseAfterSplit.StartVerse;
initialEndVerse = firstVerseAfterSplit.EndVerse;
}
else
{
var verseNumParts = verseToSplit.Split(new[] { '-' }, 2, StringSplitOptions.None);
initialStartVerse = int.Parse(verseNumParts[0]);
initialEndVerse = verseNumParts.Length == 2 ? int.Parse(verseNumParts[1]) : 0;
}
newBlock = new Block(StyleTag, ChapterNumber, initialStartVerse, initialEndVerse)
{
CharacterId = CharacterId,
CharacterIdOverrideForScript = CharacterIdOverrideForScript,
Delivery = Delivery,
UserConfirmed = UserConfirmed
};
if (characterOffsetToSplit < content.Length)
{
newBlock.BlockElements.Add(new ScriptText(content.Substring(characterOffsetToSplit)));
}
if (text != null)
{
text.Content = content.Substring(0, characterOffsetToSplit);
}
}
}
if (newBlock == null)
{
throw new ArgumentException(String.Format("Verse {0} not found in given block: {1}", verseToSplit, GetText(true)), "verseToSplit");
}
if (indexOfFirstElementToRemove >= 0)
{
while (indexOfFirstElementToRemove < BlockElements.Count)
{
BlockElements.RemoveAt(indexOfFirstElementToRemove);
}
}
return(newBlock);
}
private void ParsePlainText(string text)
{
var verseNumbers = new Regex(@"((" + kRegexForVerseNumber + ")|" + Sound.kRegexForUserLocatedSounds + ")" + kRegexForWhitespaceFollowingVerseNumber);
var pos = 0;
text = text.TrimStart();
var prependSpace = "";
while (pos < text.Length)
{
var match = verseNumbers.Match(text, pos);
if (match.Success)
{
if (match.Index == pos)
{
// We don't allow two verses in a row with no text between, so unless this is a verse at the very
// beginning, remove the preceding (empty) verse.
if (match.Index > 0 && BlockElements.Last() is Verse)
{
BlockElements.RemoveAt(BlockElements.Count - 1);
}
if (match.Groups["verse"].Success)
{
InitialStartVerseNumber = Int32.Parse(match.Result("${startVerse}"));
int endVerse;
if (!Int32.TryParse(match.Result("${endVerse}"), out endVerse))
{
endVerse = 0;
}
InitialEndVerseNumber = endVerse;
}
}
else
{
BlockElements.Add(new ScriptText(prependSpace + text.Substring(pos, match.Index - pos)));
}
if (match.Groups["verse"].Success)
{
BlockElements.Add(new Verse(match.Result("${verse}").Replace(',', '-')));
}
else
{
var prevText = BlockElements.LastOrDefault() as ScriptText;
if (prevText != null && prevText.Content.Last() != ' ')
{
prevText.Content += " ";
}
BlockElements.Add(Sound.CreateFromMatchedRegex(match));
prependSpace = " ";
}
pos = match.Index + match.Length;
}
else
{
BlockElements.Add(new ScriptText(prependSpace + text.Substring(pos)));
break;
}
}
if (!BlockElements.Any())
{
BlockElements.Add(new ScriptText(""));
}
}