From 37a00427bc86bbff660f1d87643740fecf5b17a9 Mon Sep 17 00:00:00 2001
From: Melanie Thielker
Date: Mon, 16 Feb 2009 01:58:26 +0000
Subject: Thank you, cmickeyb, for a patch to ass two string functions to OSSL.
 Fixes Mantis #3173

---
 .../Shared/Api/Implementation/OSSL_Api.cs          | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'OpenSim/Region/ScriptEngine/Shared/Api/Implementation')

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index 697fdb4..9658376 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -43,6 +43,7 @@ using OpenSim.Region.ScriptEngine.Shared.ScriptBase;
 using OpenSim.Region.ScriptEngine.Interfaces;
 using OpenSim.Region.ScriptEngine.Shared.Api.Interfaces;
 using TPFlags = OpenSim.Framework.Constants.TeleportFlags;
+using System.Text.RegularExpressions;
 
 using LSL_Float = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLFloat;
 using LSL_Integer = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLInteger;
@@ -1105,5 +1106,53 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                 loginURI = config.Configs["GridInfo"].GetString("login", loginURI);
             return loginURI;
         }
+
+        public LSL_String osFormatString(string str, LSL_List strings)
+        {
+            CheckThreatLevel(ThreatLevel.Low, "osFormatString");
+            m_host.AddScriptLPS(1);
+
+            return String.Format(str, strings.Data);
+        }
+
+        public LSL_List osMatchString(string src, string pattern, int start)
+        {
+            CheckThreatLevel(ThreatLevel.High, "osMatchString");
+            m_host.AddScriptLPS(1);
+
+            LSL_List result = new LSL_List();
+
+            // Normalize indices (if negative).
+            // After normlaization they may still be
+            // negative, but that is now relative to
+            // the start, rather than the end, of the
+            // sequence.
+            if (start < 0)
+            {
+                start = src.Length + start;
+            }
+
+            if (start < 0 || start >= src.Length)
+            {
+                return result;  // empty list
+            }
+                 
+            // Find matches beginning at start position
+            Regex matcher = new Regex(pattern);
+            Match match = matcher.Match(src, start);
+            if (match.Success) 
+            {
+                foreach (System.Text.RegularExpressions.Group g in match.Groups)
+                {
+                    if (g.Success) 
+                    {
+                        result.Add(g.Value);
+                        result.Add(g.Index);
+                    }
+                }
+            }
+
+            return result;
+        }
     }
 }
-- 
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