/XML.cs |
@@ -0,0 +1,129 @@ |
/////////////////////////////////////////////////////////////////////////// |
// Copyright (C) Wizardry and Steamworks 2013 - License: GNU GPLv3 // |
// Please see: http://www.gnu.org/licenses/gpl.html for legal details, // |
// rights of fair usage, the disclaimer and warranty conditions. // |
/////////////////////////////////////////////////////////////////////////// |
|
using System.Collections.Generic; |
using System.Linq; |
using System.Text; |
using System.Threading.Tasks; |
|
namespace wasSharp |
{ |
public class XML |
{ |
/////////////////////////////////////////////////////////////////////////// |
// Copyright (C) 2015 Wizardry and Steamworks - License: GNU GPLv3 // |
/////////////////////////////////////////////////////////////////////////// |
/// <summary> |
/// Unescapes a string used in XML. |
/// </summary> |
/// <param name="s">the string to unescape</param> |
/// <returns>an XML unescaped string</returns> |
public static string UnescapeXML(string s) |
{ |
Queue<char> t = new Queue<char>(); |
StringBuilder m = new StringBuilder(); |
foreach (char c in s) |
{ |
switch (c) |
{ |
case '&': |
if (!t.Count.Equals(0)) |
{ |
m.Append(string.Join("", t.ToArray())); |
t.Clear(); |
} |
t.Enqueue(c); |
break; |
case ';': |
if (!t.Count.Equals(0)) |
{ |
t.Enqueue(c); |
string special = string.Join("", t.ToArray()); |
switch (special) |
{ |
case "'": |
m.Append('\''); |
break; |
case """: |
m.Append('"'); |
break; |
case ">": |
m.Append('>'); |
break; |
case "<": |
m.Append('<'); |
break; |
case "&": |
m.Append('&'); |
break; |
default: // Unrecognized escape sequence |
m.Append(special); |
break; |
} |
t.Clear(); |
break; |
} |
m.Append(c); |
break; |
default: |
if (!t.Count.Equals(0)) |
{ |
t.Enqueue(c); |
if (t.Count >= 6) |
{ |
m.Append(string.Join("", t.ToArray())); |
t.Clear(); |
} |
break; |
} |
m.Append(c); |
break; |
} |
} |
return m.ToString(); |
} |
|
/////////////////////////////////////////////////////////////////////////// |
// Copyright (C) 2015 Wizardry and Steamworks - License: GNU GPLv3 // |
/////////////////////////////////////////////////////////////////////////// |
/// <summary> |
/// Escapes a string to be used in XML. |
/// </summary> |
/// <param name="s">the string to escape</param> |
/// <returns>an XML escaped string</returns> |
public static string EscapeXML(string s) |
{ |
if (string.IsNullOrEmpty(s)) return s; |
|
string[] result = new string[s.Length]; |
Parallel.ForEach(Enumerable.Range(0, s.Length), o => |
{ |
switch (s[o]) |
{ |
case '&': |
result[o] = @"&"; |
break; |
case '<': |
result[o] = @"<"; |
break; |
case '>': |
result[o] = @">"; |
break; |
case '"': |
result[o] = @"""; |
break; |
case '\'': |
result[o] = @"'"; |
break; |
default: |
result[o] = s[o].ToString(); |
break; |
} |
}); |
return string.Join("", result); |
} |
} |
} |