1 files changed, 95 insertions, 0 deletions

diff --git a/OpenSim/ScriptEngine/Shared/ScriptMetaData.cs b/OpenSim/ScriptEngine/Shared/ScriptMetaData.cs
new file mode 100644
index 0000000..462f2d4
--- /dev/null
+++ b/OpenSim/ScriptEngine/Shared/ScriptMetaData.cs
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSim Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+using System;
+using System.Collections.Generic;
+
+namespace OpenSim.ScriptEngine.Shared
+{
+    public class ScriptMetaData: Dictionary<string, string>
+    {
+        private static readonly char[] LineSeparator = "\r\n".ToCharArray();
+        private static readonly char[] Separator = { ':' };
+        public static ScriptMetaData Extract(ref string Script)
+        {
+            ScriptMetaData ret = new ScriptMetaData();
+            if (string.IsNullOrEmpty(Script))
+                return ret;
+
+            // Process it line by line
+            string Line = "";
+            for (int i = 0; i < Script.Length + 1; i++)
+            {
+                // Found a line separator?
+                if (i < Script.Length
+                    && Script[i] != LineSeparator[0]
+                    && Script[i] != LineSeparator[1])
+                {
+                    // No, not end of line. Add to current line
+                    Line += Script[i];
+                }
+                else
+                {
+                    // Extract MetaData from this line. Returns False if not found.
+                    if (!_GetMetaFromLine(ret, Line))
+                        continue;
+                    // Empty for next round
+                    Line = "";
+                }
+            }
+            return ret;
+        }
+
+        private static bool _GetMetaFromLine(ScriptMetaData ret, string line)
+        {
+            line = line.Trim();
+
+            // Empty line? We may find more later
+            if (line == "")
+                return true;
+
+            // Is this a comment? If not, then return false
+            if (!line.StartsWith("//"))
+                return false;
+
+            // It is a comment
+            string[] keyval = line.Split(Separator, 2, StringSplitOptions.None);
+            keyval[0] = keyval[0].Substring(2, keyval[0].Length - 2).Trim();
+            keyval[1] = keyval[1].Trim();
+
+            // Add it
+            if (keyval[0] != "")
+                if (!ret.ContainsKey(keyval[0]))
+                {
+                    //m_log.DebugFormat("[DotNetEngine] Script metadata: Key: \"{0}\", Value: \"{1}\".", keyval[0], keyval[1]);
+                    ret.Add(keyval[0], keyval[1]);
+                }
+
+            return true;
+        }
+
+    }
+}
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