Merge branch 'master' of ssh://opensimulator.org/var/git/opensim

iar_mods
Dan Lake 2011-12-12 00:41:53 -08:00
commit 3c55d2e776
3 changed files with 76 additions and 195 deletions

View File

@ -1552,209 +1552,83 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
return m_ScriptEngine.World.GetSimulatorVersion();
}
private Hashtable osdToHashtable(OSDMap map)
{
Hashtable result = new Hashtable();
foreach (KeyValuePair<string, OSD> item in map) {
result.Add(item.Key, osdToObject(item.Value));
}
return result;
}
private ArrayList osdToArray(OSDArray list)
{
ArrayList result = new ArrayList();
foreach ( OSD item in list ) {
result.Add(osdToObject(item));
}
return result;
}
private Object osdToObject(OSD decoded)
{
if ( decoded is OSDString ) {
return (string) decoded.AsString();
} else if ( decoded is OSDInteger ) {
return (int) decoded.AsInteger();
} else if ( decoded is OSDReal ) {
return (float) decoded.AsReal();
} else if ( decoded is OSDBoolean ) {
return (bool) decoded.AsBoolean();
} else if ( decoded is OSDMap ) {
return osdToHashtable((OSDMap) decoded);
} else if ( decoded is OSDArray ) {
return osdToArray((OSDArray) decoded);
} else {
return null;
}
}
public Object osParseJSONNew(string JSON)
{
CheckThreatLevel(ThreatLevel.None, "osParseJSON");
m_host.AddScriptLPS(1);
try
{
OSD decoded = OSDParser.DeserializeJson(JSON);
return osdToObject(decoded);
}
catch(Exception e)
{
OSSLError("osParseJSONNew: Problems decoding JSON string " + JSON + " : " + e.Message) ;
return null;
}
}
public Hashtable osParseJSON(string JSON)
{
CheckThreatLevel(ThreatLevel.None, "osParseJSON");
m_host.AddScriptLPS(1);
// see http://www.json.org/ for more details on JSON
string currentKey = null;
Stack objectStack = new Stack(); // objects in JSON can be nested so we need to keep a track of this
Hashtable jsondata = new Hashtable(); // the hashtable to be returned
int i = 0;
try
{
// iterate through the serialised stream of tokens and store at the right depth in the hashtable
// the top level hashtable may contain more nested hashtables within it each containing an objects representation
for (i = 0; i < JSON.Length; i++)
{
// m_log.Debug(""+JSON[i]);
switch (JSON[i])
{
case '{':
// create hashtable and add it to the stack or array if we are populating one, we can have a lot of nested objects in JSON
Hashtable currentObject = new Hashtable();
if (objectStack.Count == 0) // the stack should only be empty for the first outer object
{
objectStack.Push(jsondata);
}
else if (objectStack.Peek().ToString() == "System.Collections.ArrayList")
{
// add it to the parent array
((ArrayList)objectStack.Peek()).Add(currentObject);
objectStack.Push(currentObject);
}
else
{
// add it to the parent hashtable
((Hashtable)objectStack.Peek()).Add(currentKey,currentObject);
objectStack.Push(currentObject);
}
// clear the key
currentKey = null;
break;
case '}':
// pop the hashtable off the stack
objectStack.Pop();
break;
case '"':// string boundary
string tokenValue = "";
i++; // move to next char
// just loop through until the next quote mark storing the string, ignore quotes with pre-ceding \
while (JSON[i] != '"')
{
tokenValue += JSON[i];
// handle escaped double quotes \"
if (JSON[i] == '\\' && JSON[i+1] == '"')
{
tokenValue += JSON[i+1];
i++;
}
i++;
}
// ok we've got a string, if we've got an array on the top of the stack then we store it
if (objectStack.Peek().ToString() == "System.Collections.ArrayList")
{
((ArrayList)objectStack.Peek()).Add(tokenValue);
}
else if (currentKey == null) // no key stored and its not an array this must be a key so store it
{
currentKey = tokenValue;
}
else
{
// we have a key so lets store this value
((Hashtable)objectStack.Peek()).Add(currentKey,tokenValue);
// now lets clear the key, we're done with it and moving on
currentKey = null;
}
break;
case ':':// key : value separator
// just ignore
break;
case ' ':// spaces
// just ignore
break;
case '[': // array start
ArrayList currentArray = new ArrayList();
if (objectStack.Peek().ToString() == "System.Collections.ArrayList")
{
((ArrayList)objectStack.Peek()).Add(currentArray);
}
else
{
((Hashtable)objectStack.Peek()).Add(currentKey,currentArray);
// clear the key
currentKey = null;
}
objectStack.Push(currentArray);
break;
case ',':// seperator
// just ignore
break;
case ']'://Array end
// pop the array off the stack
objectStack.Pop();
break;
case 't': // we've found a character start not in quotes, it must be a boolean true
if (objectStack.Peek().ToString() == "System.Collections.ArrayList")
{
((ArrayList)objectStack.Peek()).Add(true);
}
else
{
((Hashtable)objectStack.Peek()).Add(currentKey,true);
currentKey = null;
}
//advance the counter to the letter 'e'
i = i + 3;
break;
case 'f': // we've found a character start not in quotes, it must be a boolean false
if (objectStack.Peek().ToString() == "System.Collections.ArrayList")
{
((ArrayList)objectStack.Peek()).Add(false);
}
else
{
((Hashtable)objectStack.Peek()).Add(currentKey,false);
currentKey = null;
}
//advance the counter to the letter 'e'
i = i + 4;
break;
case '\n':// carriage return
// just ignore
break;
case '\r':// carriage return
// just ignore
break;
default:
// ok here we're catching all numeric types int,double,long we might want to spit these up mr accurately
// but for now we'll just do them as strings
string numberValue = "";
// just loop through until the next known marker quote mark storing the string
while (JSON[i] != '"' && JSON[i] != ',' && JSON[i] != ']' && JSON[i] != '}' && JSON[i] != ' ')
{
numberValue += "" + JSON[i++];
}
i--; // we want to process this caracter that marked the end of this string in the main loop
// ok we've got a string, if we've got an array on the top of the stack then we store it
if (objectStack.Peek().ToString() == "System.Collections.ArrayList")
{
((ArrayList)objectStack.Peek()).Add(numberValue);
}
else
{
// we have a key so lets store this value
((Hashtable)objectStack.Peek()).Add(currentKey,numberValue);
// now lets clear the key, we're done with it and moving on
currentKey = null;
}
break;
}
Object decoded = osParseJSONNew(JSON);
if ( decoded is Hashtable ) {
return (Hashtable) decoded;
} else if ( decoded is ArrayList ) {
ArrayList decoded_list = (ArrayList) decoded;
Hashtable fakearray = new Hashtable();
int i = 0;
for ( i = 0; i < decoded_list.Count ; i++ ) {
fakearray.Add(i, decoded_list[i]);
}
return fakearray;
} else {
OSSLError("osParseJSON: unable to parse JSON string " + JSON);
return null;
}
catch(Exception)
{
OSSLError("osParseJSON: The JSON string is not valid " + JSON) ;
}
return jsondata;
}
/// <summary>

View File

@ -25,6 +25,7 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections;
using OpenSim.Region.ScriptEngine.Interfaces;
@ -140,6 +141,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
string osGetScriptEngineName();
string osGetSimulatorVersion();
Object osParseJSONNew(string JSON);
Hashtable osParseJSON(string JSON);
void osMessageObject(key objectUUID,string message);

View File

@ -396,6 +396,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
{
return m_OSSL_Functions.osParseJSON(JSON);
}
public Object osParseJSONNew(string JSON)
{
return m_OSSL_Functions.osParseJSONNew(JSON);
}
public void osMessageObject(key objectUUID,string message)
{