/// <summary>
/// Scan ImportResidue for XML looking string inserted by LIFT import. If any is found,
/// move it from ImportResidue to LiftResidue.
/// </summary>
/// <returns>string containing any LIFT import residue found in ImportResidue</returns>
public static string ExtractLIFTResidue(FdoCache cache, int hvo, int flidImportResidue,
int flidLiftResidue)
{
TsStringAccessor tsa = new TsStringAccessor(cache, hvo, flidImportResidue);
if (tsa.UnderlyingTsString == null || tsa.Length < 13)
return null;
int idx = tsa.Text.IndexOf("<lift-residue");
if (idx >= 0)
{
string sLiftResidue = tsa.Text.Substring(idx);
int idx2 = sLiftResidue.IndexOf("</lift-residue>");
if (idx2 >= 0)
{
idx2 += 15;
if (sLiftResidue.Length > idx2)
sLiftResidue = sLiftResidue.Substring(0, idx2);
}
if (flidLiftResidue != 0)
{
int cch = sLiftResidue.Length;
ITsStrBldr tsb = tsa.UnderlyingTsString.GetBldr();
tsb.Replace(idx, idx + cch, null, null);
tsa.UnderlyingTsString = tsb.GetString(); // remove from ImportResidue
cache.SetUnicodeProperty(hvo, flidLiftResidue, sLiftResidue);
}
return sLiftResidue;
}
else
{
return null;
}
}