public static string GetDereferencedString(PwEntry pe, string s)
{
if (pe == null)
{
return(s);
}
if (!s.ToLowerInvariant().Contains("{ref:"))
{
return(s);
}
KeePass.Util.Spr.SprContext ctx = new KeePass.Util.Spr.SprContext(pe, Program.MainForm.DocumentManager.FindContainerOf(pe), KeePass.Util.Spr.SprCompileFlags.Deref);
return(KeePass.Util.Spr.SprEngine.Compile(s, ctx));
}
private string GetEntryField(PwEntry entry, string FieldName)
{
const string StrRefStart = @"{REF:";
const string StrRefEnd = @"}";
const StringComparison ScMethod = StringComparison.OrdinalIgnoreCase;
string input = entry.Strings.ReadSafe(FieldName);
//replace field references
//See also KeePass source SprEngine.cs function FillRefPlaceholders
if (input.IndexOf(StrRefStart, 0, ScMethod) < 0)
{
//nothing to do
return(input);
}
KeePass.Util.Spr.SprContext ctx = new KeePass.Util.Spr.SprContext(entry,
KeePassHost.MainWindow.DocumentManager.SafeFindContainerOf(entry),
KeePass.Util.Spr.SprCompileFlags.Deref);
int nOffset = 0;
int maxTries = 100;
while (true)
{
int nStart = input.IndexOf(StrRefStart, nOffset, ScMethod);
if (nStart < 0)
{
break;
}
int nEnd = input.IndexOf(StrRefEnd, nStart + 1, ScMethod);
if (nEnd <= nStart)
{
break;
}
string strFullRef = input.Substring(nStart, nEnd - nStart + 1);
char chScan, chWanted;
PwEntry peFound = KeePass.Util.Spr.SprEngine.FindRefTarget(strFullRef, ctx, out chScan, out chWanted);
if (peFound != null)
{
string strInsData;
if (chWanted == 'T')
{
strInsData = peFound.Strings.ReadSafe(PwDefs.TitleField);
}
else if (chWanted == 'U')
{
strInsData = peFound.Strings.ReadSafe(PwDefs.UserNameField);
}
else if (chWanted == 'A')
{
strInsData = peFound.Strings.ReadSafe(PwDefs.UrlField);
}
else if (chWanted == 'P')
{
strInsData = peFound.Strings.ReadSafe(PwDefs.PasswordField);
}
else if (chWanted == 'N')
{
strInsData = peFound.Strings.ReadSafe(PwDefs.NotesField);
}
else if (chWanted == 'I')
{
strInsData = peFound.Uuid.ToHexString();
}
else
{
nOffset = nStart + 1; continue;
}
input = input.Substring(0, nStart) + strInsData + input.Substring(nEnd + StrRefEnd.Length);
maxTries--;
if (maxTries <= 0)
{
break;
}
}
else
{
nOffset = nStart + 1; continue;
}
}
return(input);
}
