private string BuildItemDescription(XElement item)
{
XElement prepared = XElement.Parse(
item.ToString(SaveOptions.DisableFormatting),
LoadOptions.PreserveWhitespace);
// ensure there is a space before gc/sns
foreach (XElement gcOrSns in prepared.Descendants()
.Where(e => e.Name.LocalName == "gc" || e.Name.LocalName == "sns")
.ToList())
{
gcOrSns.AddBeforeSelf(" ");
}
// remove any element beginning with _ (_bm etc),
// or containing only $ (there is a deplorable habit of
// inserting empty elements with this placeholder)
foreach (XElement meta in prepared.Descendants()
.Where(e =>
e.Name.LocalName.StartsWith("_", StringComparison.Ordinal) ||
(!e.HasElements && e.Value.Trim() == "$"))
.ToList())
{
meta.Remove();
}
// extract text and normalize its spaces
string xml = prepared.ToString(SaveOptions.DisableFormatting);
string txt = _tagRegex.Replace(xml, "");
txt = _wsRegex.Replace(txt, " ");
// cut the result
return(TextCutter.Cut(txt, _textCutterOptions));
}
private string ReduceLabel(string label)
{
if (label.Length <= _options.MaxLength)
{
return(label);
}
// extract tail
string tail = "";
Match m = _tailRegex.Match(label);
if (m.Success)
{
tail = m.Groups[1].Value;
int tailLen = tail.Length;
tail = TextCutter.Cut(tail, _options);
if (tail.Length < tailLen)
{
tail += tail[1] == '[' ? ']' : ')';
}
label = label.Substring(0, m.Index);
}
string head = TextCutter.Cut(label, _options);
return(head + (tail.Length > 0? (" " + tail) : ""));
}
/// <summary>
/// Returns a <see cref="System.String" /> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String" /> that represents this instance.
/// </returns>
public override string ToString()
{
StringBuilder sb = new StringBuilder("[WordEtymology] ");
// lineages
if (Lineages != null)
{
Lineage best = Lineages.OrderBy(l => l.Rank).FirstOrDefault();
if (best != null)
{
sb.Append(best);
}
if (Lineages.Count > 1)
{
sb.Append(" (other ").Append(Lineages.Count - 1).Append(")");
}
}
// date
if (Date != null)
{
sb.Append(" (").Append(Date).Append(")");
}
// discussion
if (!string.IsNullOrEmpty(Discussion))
{
sb.Append(TextCutter.Cut(Discussion, _options));
}
return(sb.ToString());
}
