68 lines
2.0 KiB
C#
68 lines
2.0 KiB
C#
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using System;
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using System.Text.RegularExpressions;
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namespace godotOscSharp
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{
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public class Address
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{
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public string Pattern { get; }
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public Address(string pattern)
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{
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if (string.IsNullOrEmpty(pattern))
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{
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throw new ArgumentException("Pattern cannot be null or empty");
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}
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if (!pattern.StartsWith("/"))
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{
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throw new ArgumentException("Pattern must start with a slash (/)");
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}
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if (pattern.Contains("//"))
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{
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throw new ArgumentException("Pattern cannot contain two consecutive slashes (//)");
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}
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if (pattern.Contains(" "))
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{
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throw new ArgumentException("Pattern cannot contain spaces");
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}
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if (!Regex.IsMatch(pattern, @"^/([\w\-\.\*]+/)*([\w\-\.\*]+|\*)$"))
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{
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throw new ArgumentException("Pattern contains invalid characters");
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}
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Pattern = pattern;
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}
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public byte[] ToBytes()
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{
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var result = new System.Collections.Generic.List<byte>();
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result.AddRange(System.Text.Encoding.ASCII.GetBytes(Pattern));
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result.Add(0);
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var padding = 4 - (result.Count % 4);
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for (int i = 0; i < padding; i++)
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{
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result.Add(0);
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}
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return result.ToArray();
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}
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public static Address Parse(byte[] data, ref int index)
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{
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var start = index;
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while (data[index] != 0)
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{
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index++;
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}
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var pattern = System.Text.Encoding.ASCII.GetString(data, start, index - start);
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index++;
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var padding = 4 - ((index - start) % 4);
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index += padding;
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return new Address(pattern);
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}
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public override string ToString()
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{
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return Pattern;
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}
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}
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}
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