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-rw-r--r--OpenSim/Framework/Console/ConsoleUtil.cs114
1 files changed, 114 insertions, 0 deletions
diff --git a/OpenSim/Framework/Console/ConsoleUtil.cs b/OpenSim/Framework/Console/ConsoleUtil.cs
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1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.Linq;
31using System.Reflection;
32using log4net;
33using OpenMetaverse;
34
35public class ConsoleUtil
36{
37 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
38
39 public const string MinRawConsoleVectorValue = "-~";
40 public const string MaxRawConsoleVectorValue = "~";
41
42 public const string VectorSeparator = ",";
43 public static char[] VectorSeparatorChars = VectorSeparator.ToCharArray();
44
45 /// <summary>
46 /// Convert a minimum vector input from the console to an OpenMetaverse.Vector3
47 /// </summary>
48 /// <param name='rawConsoleVector'>/param>
49 /// <param name='vector'></param>
50 /// <returns></returns>
51 public static bool TryParseConsoleMinVector(string rawConsoleVector, out Vector3 vector)
52 {
53 return TryParseConsoleVector(rawConsoleVector, c => float.MinValue.ToString(), out vector);
54 }
55
56 /// <summary>
57 /// Convert a maximum vector input from the console to an OpenMetaverse.Vector3
58 /// </summary>
59 /// <param name='rawConsoleVector'>/param>
60 /// <param name='vector'></param>
61 /// <returns></returns>
62 public static bool TryParseConsoleMaxVector(string rawConsoleVector, out Vector3 vector)
63 {
64 return TryParseConsoleVector(rawConsoleVector, c => float.MaxValue.ToString(), out vector);
65 }
66
67 /// <summary>
68 /// Convert a vector input from the console to an OpenMetaverse.Vector3
69 /// </summary>
70 /// <param name='rawConsoleVector'>
71 /// A string in the form <x>,<y>,<z> where there is no space between values.
72 /// Any component can be missing (e.g. ,,40). blankComponentFunc is invoked to replace the blank with a suitable value
73 /// Also, if the blank component is at the end, then the comma can be missed off entirely (e.g. 40,30 or 40)
74 /// The strings "~" and "-~" are valid in components. The first substitutes float.MaxValue whilst the second is float.MinValue
75 /// Other than that, component values must be numeric.
76 /// </param>
77 /// <param name='blankComponentFunc'></param>
78 /// <param name='vector'></param>
79 /// <returns></returns>
80 public static bool TryParseConsoleVector(
81 string rawConsoleVector, Func<string, string> blankComponentFunc, out Vector3 vector)
82 {
83 List<string> components = rawConsoleVector.Split(VectorSeparatorChars).ToList();
84
85 if (components.Count < 1 || components.Count > 3)
86 {
87 vector = Vector3.Zero;
88 return false;
89 }
90
91 for (int i = components.Count; i < 3; i++)
92 components.Add("");
93
94 List<string> semiDigestedComponents
95 = components.ConvertAll<string>(
96 c =>
97 {
98 if (c == "")
99 return blankComponentFunc.Invoke(c);
100 else if (c == MaxRawConsoleVectorValue)
101 return float.MaxValue.ToString();
102 else if (c == MinRawConsoleVectorValue)
103 return float.MinValue.ToString();
104 else
105 return c;
106 });
107
108 string semiDigestedConsoleVector = string.Join(VectorSeparator, semiDigestedComponents.ToArray());
109
110 m_log.DebugFormat("[CONSOLE UTIL]: Parsing {0} into OpenMetaverse.Vector3", semiDigestedConsoleVector);
111
112 return Vector3.TryParse(semiDigestedConsoleVector, out vector);
113 }
114} \ No newline at end of file