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Overwrite the core version of the string parsing method with ours

avinationmerge
Melanie 2010-09-17 22:20:20 +01:00
parent bdd4dcf69b
commit 3a760ad12b
1 changed files with 37 additions and 60 deletions
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95
OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
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@ -5949,6 +5949,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
ScriptSleep(5000);
}
public LSL_List llParseString2List(string str, LSL_List separators, LSL_List in_spacers)
{
return ParseString2List(str, separators, in_spacers, false);
}
public LSL_Integer llOverMyLand(string id)
{
m_host.AddScriptLPS(1);
@ -8931,7 +8936,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
// garbage generation.
// </remarks>
private LSL_List ParseString(string src, LSL_List separators, LSL_List spacers, bool keepNulls)
public LSL_List llParseStringKeepNulls(string src, LSL_List separators, LSL_List spacers)
{
return ParseString2List(src, separators, spacers, true);
}
@ -8952,19 +8957,19 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
int i, j;
string d;
// All entries are initially valid
m_host.AddScriptLPS(1);
for (int i = 0; i < mlen; i++)
active[i] = true;
offset[mlen] = srclen;
while (beginning < srclen)
{
best = mlen; // as bad as it gets
// Scan for separators
/*
* Convert separator and spacer lists to C# strings.
* Also filter out null strings so we don't hang.
*/
for (i = 0; i < seplen; i ++) {
d = separray[i].ToString();
if (d.Length > 0) {
delarray[dellen++] = d;
}
}
seplen = dellen;
for (i = 0; i < spclen; i ++) {
d = spcarray[i].ToString();
@ -8999,45 +9004,29 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
}
}
// This is the normal exit from the scanning loop
if (best == mlen)
{
// no markers were found on this pass
// so we're pretty much done
if ((keepNulls) || ((!keepNulls) && (srclen - beginning) > 0))
tokens.Add(new LSL_String(src.Substring(beginning, srclen - beginning)));
break;
/*
* Output source string starting at i through start of earliest delimeter.
*/
if (keepNulls || (earliestSrc > i)) {
outarray[outlen++] = src.Substring(i, earliestSrc - i);
}
// Otherwise we just add the newly delimited token
// and recalculate where the search should continue.
if ((keepNulls) || ((!keepNulls) && (offset[best] - beginning) > 0))
tokens.Add(new LSL_String(src.Substring(beginning,offset[best]-beginning)));
/*
* If no delimeter found at or after i, we're done scanning.
*/
if (earliestDel < 0) break;
if (best < seplen)
{
beginning = offset[best] + (separray[best].ToString()).Length;
/*
* If delimeter was a spacer, output the spacer.
*/
if (earliestDel >= seplen) {
outarray[outlen++] = earliestStr;
}
else
{
beginning = offset[best] + (spcarray[best - seplen].ToString()).Length;
string str = spcarray[best - seplen].ToString();
if ((keepNulls) || ((!keepNulls) && (str.Length > 0)))
tokens.Add(new LSL_String(str));
}
}
// This an awkward an not very intuitive boundary case. If the
// last substring is a tokenizer, then there is an implied trailing
// null list entry. Hopefully the single comparison will not be too
// arduous. Alternatively the 'break' could be replced with a return
// but that's shabby programming.
if ((beginning == srclen) && (keepNulls))
{
if (srclen != 0)
tokens.Add(new LSL_String(""));
/*
* Look at rest of src string following delimeter.
*/
i = earliestSrc + earliestStr.Length;
}
/*
@ -9050,18 +9039,6 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
return new LSL_List(outlist);
}
public LSL_List llParseString2List(string src, LSL_List separators, LSL_List spacers)
{
m_host.AddScriptLPS(1);
return this.ParseString(src, separators, spacers, false);
}
public LSL_List llParseStringKeepNulls(string src, LSL_List separators, LSL_List spacers)
{
m_host.AddScriptLPS(1);
return this.ParseString(src, separators, spacers, true);
}
public LSL_Integer llGetObjectPermMask(int mask)
{
m_host.AddScriptLPS(1);