From 451c3d1dd7bd7fc64e741882040ae44f8c47518f Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Sat, 12 Jul 2008 19:29:49 +0000
Subject: * Hive off ConsolePluginCommand into its own framework class

---
 OpenSim/Framework/Console/ConsolePluginCommand.cs | 139 ++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 OpenSim/Framework/Console/ConsolePluginCommand.cs

(limited to 'OpenSim/Framework/Console')

diff --git a/OpenSim/Framework/Console/ConsolePluginCommand.cs b/OpenSim/Framework/Console/ConsolePluginCommand.cs
new file mode 100644
index 0000000..b3f1c93
--- /dev/null
+++ b/OpenSim/Framework/Console/ConsolePluginCommand.cs
@@ -0,0 +1,139 @@
+/*
+ * 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;
+
+namespace OpenSim.Framework.Console
+{
+    public delegate void ConsoleCommand(string[] comParams);
+    
+    /// <summary>
+    /// Holder object for a new console plugin command
+    /// 
+    /// Override the methods like Run and IsHelpfull (but the defaults might work ok.)
+    /// </summary>
+    public class ConsolePluginCommand
+    {
+        /// <summary>
+        /// command delegate used in running
+        /// </summary>
+        private ConsoleCommand m_commandDelegate;
+        /// <summary>
+        /// help text displayed
+        /// </summary>
+        private string m_helpText;
+        /// <summary>
+        /// command in the form of "showme new commands"
+        /// </summary>
+        private string[] m_cmdText;
+
+        /// <summary>
+        /// Construct a new ConsolePluginCommand 
+        /// 
+        /// for use with OpenSim.RegisterConsolePluginCommand(myCmd);
+        /// 
+        /// </summary>
+        /// <param name="command">in the form of "showme new commands"</param>
+        /// <param name="dlg">ommand delegate used in running</param>
+        /// <param name="help">the text displayed in "help showme new commands"</param>
+        public ConsolePluginCommand(string command, ConsoleCommand dlg, string help)
+        {
+            m_cmdText = command.Split(new char[] { ' ' });
+            m_commandDelegate = dlg;
+            m_helpText = help;
+        }
+
+        /// <summary>
+        /// Returns the match length this command has upon the 'cmdWithParams' 
+        /// At least a higher number for "show plugin status" then "show" would return
+        /// This is used to have multi length command verbs
+        /// 
+        /// @see OopenSim.RunPluginCommands
+        /// It will only run the one with the highest number
+        /// 
+        /// </summary>
+        public int matchLength(string cmdWithParams)
+        {
+            // QUESTION: have a case insensitive flag?
+            cmdWithParams = cmdWithParams.ToLower().Trim();
+            string matchText = String.Join(" ",m_cmdText).ToLower().Trim();
+            if (cmdWithParams.StartsWith(matchText))
+            {
+                // QUESTION Instead return cmdText.Length; ?
+                return matchText.Length;
+            }
+            return 0;
+        }
+
+        /// <summary>
+        /// Run the delegate the incomming string may contain the command, if so, it is chopped off the cmdParams[]
+        /// </summary>
+        public void Run(string cmd, string[] cmdParams)
+        {
+            int skipParams = 0;
+            if (m_cmdText.Length > 1)
+            {
+                int currentParam = 1;
+                while (currentParam < m_cmdText.Length)
+                {
+                    if (cmdParams[skipParams].ToLower().Equals(m_cmdText[currentParam].ToLower()))
+                    {
+                        skipParams++;
+                    }
+                    currentParam++;
+                }
+               
+            }           
+            string[] sendCmdParams = cmdParams;
+            if (skipParams > 0)
+            {
+                sendCmdParams = new string[cmdParams.Length-skipParams];
+                for (int i=0;i<sendCmdParams.Length;i++) {
+                    sendCmdParams[i] = cmdParams[skipParams++];
+                }
+            }
+            m_commandDelegate(sendCmdParams);//.Trim().Split(new char[] { ' ' }));
+        }
+
+        /// <summary>
+        /// Shows help information on the console's Notice method
+        /// </summary>
+        public void ShowHelp(ConsoleBase console)
+        {
+            console.Notice(String.Join(" ", m_cmdText) + " - " + m_helpText);
+        }
+
+        /// <summary>
+        /// return true if the ShowHelp(..) method might be helpfull
+        /// </summary>
+        public bool IsHelpfull(string cmdWithParams)
+        {
+            cmdWithParams = cmdWithParams.ToLower();
+            return cmdWithParams.Contains(String.Join(" ", m_cmdText).ToLower()) || m_helpText.ToLower().Contains(cmdWithParams);
+        }
+    }
+}
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