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Refactored HttpUtility.cs

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master
sta 12 years ago
parent ca7916a8d8
commit 2355d88a21
3 changed files with 53 additions and 56 deletions
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2
websocket-sharp/Net/HttpListenerRequest.cs
Unescape Escape View File

@ -345,7 +345,7 @@ namespace WebSocketSharp.Net
public NameValueCollection QueryString {
get {
return _queryString ??
(_queryString = HttpUtility.ParseQueryStringInternally (_url.Query, Encoding.UTF8));
(_queryString = HttpUtility.InternalParseQueryString (_url.Query, Encoding.UTF8));
}
}

103
websocket-sharp/Net/HttpUtility.cs
Unescape Escape View File

@ -394,12 +394,12 @@ namespace WebSocketSharp.Net
c == '_';
}
private static void urlEncodeChar (char c, Stream result, bool isUnicode)
private static void urlEncode (char c, Stream result, bool unicode)
{
if (c > 255) {
// FIXME: What happens when there is an internal error?
//if (!isUnicode)
// throw new ArgumentOutOfRangeException ("c", c, "c must be less than 256.");
//if (!unicode)
// throw new ArgumentOutOfRangeException ("c", c, "Greater than 255.");
result.WriteByte ((byte) '%');
result.WriteByte ((byte) 'u');
@ -434,7 +434,7 @@ namespace WebSocketSharp.Net
(c < 'A' && c > '9') ||
(c > 'Z' && c < 'a') ||
(c > 'z')) {
if (isUnicode && c > 127) {
if (unicode && c > 127) {
result.WriteByte ((byte) '%');
result.WriteByte ((byte) 'u');
result.WriteByte ((byte) '0');
@ -444,10 +444,11 @@ namespace WebSocketSharp.Net
result.WriteByte ((byte) '%');
}
var idx = ((int) c) >> 4;
var i = (int) c;
var idx = i >> 4;
result.WriteByte ((byte) _hexChars[idx]);
idx = ((int) c) & 0x0F;
idx = i & 0x0F;
result.WriteByte ((byte) _hexChars[idx]);
return;
@ -456,18 +457,19 @@ namespace WebSocketSharp.Net
result.WriteByte ((byte) c);
}
private static void urlPathEncodeChar (char c, Stream result)
private static void urlPathEncode (char c, Stream result)
{
if (c < 33 || c > 126) {
var bytes = Encoding.UTF8.GetBytes (c.ToString ());
foreach (var b in bytes) {
result.WriteByte ((byte) '%');
var i = ((int) b) >> 4;
result.WriteByte ((byte) _hexChars[i]);
var i = (int) b;
var idx = i >> 4;
result.WriteByte ((byte) _hexChars[idx]);
i = ((int) b) & 0x0F;
result.WriteByte ((byte) _hexChars[i]);
idx = i & 0x0F;
result.WriteByte ((byte) _hexChars[idx]);
}
return;
@ -484,7 +486,7 @@ namespace WebSocketSharp.Net
result.WriteByte ((byte) c);
}
private static void writeCharBytes (IList buffer, char c, Encoding encoding)
private static void writeCharBytes (char c, IList buffer, Encoding encoding)
{
if (c > 255) {
foreach (var b in encoding.GetBytes (new[] { c }))
@ -558,7 +560,7 @@ namespace WebSocketSharp.Net
return null;
}
internal static NameValueCollection ParseQueryStringInternally (string query, Encoding encoding)
internal static NameValueCollection InternalParseQueryString (string query, Encoding encoding)
{
int len;
if (query == null || (len = query.Length) == 0 || (len == 1 && query[0] == '?'))
@ -587,7 +589,7 @@ namespace WebSocketSharp.Net
return res;
}
internal static string UrlDecodeInternally (
internal static string InternalUrlDecode (
byte[] bytes, int offset, int count, Encoding encoding)
{
var output = new StringBuilder ();
@ -638,7 +640,7 @@ namespace WebSocketSharp.Net
return output.ToString ();
}
internal static byte[] UrlDecodeToBytesInternally (byte[] bytes, int offset, int count)
internal static byte[] InternalUrlDecodeToBytes (byte[] bytes, int offset, int count)
{
using (var res = new MemoryStream ()) {
var end = offset + count;
@ -663,23 +665,23 @@ namespace WebSocketSharp.Net
}
}
internal static byte[] UrlEncodeToBytesInternally (byte[] bytes, int offset, int count)
internal static byte[] InternalUrlEncodeToBytes (byte[] bytes, int offset, int count)
{
using (var res = new MemoryStream ()) {
var end = offset + count;
for (var i = offset; i < end; i++)
urlEncodeChar ((char) bytes[i], res, false);
urlEncode ((char) bytes[i], res, false);
res.Close ();
return res.ToArray ();
}
}
internal static byte[] UrlEncodeUnicodeToBytesInternally (string s)
internal static byte[] InternalUrlEncodeUnicodeToBytes (string s)
{
using (var res = new MemoryStream ()) {
foreach (var c in s)
urlEncodeChar (c, res, true);
urlEncode (c, res, true);
res.Close ();
return res.ToArray ();
@ -728,7 +730,7 @@ namespace WebSocketSharp.Net
/// <param name="s">
/// A <see cref="string"/> to decode.
/// </param>
public static string HtmlDecode (string s)
public static string HtmlDecode (string s)
{
if (s == null || s.Length == 0 || !s.Contains ('&'))
return s;
@ -897,18 +899,16 @@ namespace WebSocketSharp.Net
else if (c == '>') {
output.Append ("&gt;");
}
else {
else if (c > 159) {
// MS starts encoding with &# from 160 and stops at 255.
// We don't do that. One reason is the 65308/65310 unicode
// characters that look like '<' and '>'.
if (c > 159) {
output.Append ("&#");
output.Append (((int) c).ToString (CultureInfo.InvariantCulture));
output.Append (";");
}
else {
output.Append (c);
}
output.Append ("&#");
output.Append (((int) c).ToString (CultureInfo.InvariantCulture));
output.Append (";");
}
else {
output.Append (c);
}
}
@ -935,10 +935,7 @@ namespace WebSocketSharp.Net
public static NameValueCollection ParseQueryString (string query)
{
if (query == null)
throw new ArgumentNullException ("query");
return ParseQueryStringInternally (query, Encoding.UTF8);
return ParseQueryString (query, Encoding.UTF8);
}
public static NameValueCollection ParseQueryString (string query, Encoding encoding)
@ -946,7 +943,7 @@ namespace WebSocketSharp.Net
if (query == null)
throw new ArgumentNullException ("query");
return ParseQueryStringInternally (query, encoding ?? Encoding.UTF8);
return InternalParseQueryString (query, encoding ?? Encoding.UTF8);
}
public static string UrlDecode (string s)
@ -972,30 +969,30 @@ namespace WebSocketSharp.Net
// Unicode hex sequence.
xchar = getChar (s, i + 2, 4);
if (xchar != -1) {
writeCharBytes (buff, (char) xchar, encoding);
writeCharBytes ((char) xchar, buff, encoding);
i += 5;
}
else {
writeCharBytes (buff, '%', encoding);
writeCharBytes ('%', buff, encoding);
}
}
else if ((xchar = getChar (s, i + 1, 2)) != -1) {
writeCharBytes (buff, (char) xchar, encoding);
writeCharBytes ((char) xchar, buff, encoding);
i += 2;
}
else {
writeCharBytes (buff, '%', encoding);
writeCharBytes ('%', buff, encoding);
}
continue;
}
if (c == '+') {
writeCharBytes (buff, ' ', encoding);
writeCharBytes (' ', buff, encoding);
continue;
}
writeCharBytes (buff, c, encoding);
writeCharBytes (c, buff, encoding);
}
return encoding.GetString (buff.ToArray ());
@ -1008,7 +1005,7 @@ namespace WebSocketSharp.Net
? null
: (len = bytes.Length) == 0
? String.Empty
: UrlDecodeInternally (bytes, 0, len, encoding ?? Encoding.UTF8);
: InternalUrlDecode (bytes, 0, len, encoding ?? Encoding.UTF8);
}
public static string UrlDecode (byte[] bytes, int offset, int count, Encoding encoding)
@ -1026,14 +1023,14 @@ namespace WebSocketSharp.Net
if (count < 0 || count > len - offset)
throw new ArgumentOutOfRangeException ("count");
return UrlDecodeInternally (bytes, offset, count, encoding ?? Encoding.UTF8);
return InternalUrlDecode (bytes, offset, count, encoding ?? Encoding.UTF8);
}
public static byte[] UrlDecodeToBytes (byte[] bytes)
{
int len;
return bytes != null && (len = bytes.Length) > 0
? UrlDecodeToBytesInternally (bytes, 0, len)
? InternalUrlDecodeToBytes (bytes, 0, len)
: bytes;
}
@ -1051,7 +1048,7 @@ namespace WebSocketSharp.Net
return new byte[0];
var bytes = (encoding ?? Encoding.UTF8).GetBytes (s);
return UrlDecodeToBytesInternally (bytes, 0, bytes.Length);
return InternalUrlDecodeToBytes (bytes, 0, bytes.Length);
}
public static byte[] UrlDecodeToBytes (byte[] bytes, int offset, int count)
@ -1069,7 +1066,7 @@ namespace WebSocketSharp.Net
if (count < 0 || count > len - offset )
throw new ArgumentOutOfRangeException ("count");
return UrlDecodeToBytesInternally (bytes, offset, count);
return InternalUrlDecodeToBytes (bytes, offset, count);
}
public static string UrlEncode (byte[] bytes)
@ -1079,7 +1076,7 @@ namespace WebSocketSharp.Net
? null
: (len = bytes.Length) == 0
? String.Empty
: Encoding.ASCII.GetString (UrlEncodeToBytesInternally (bytes, 0, len));
: Encoding.ASCII.GetString (InternalUrlEncodeToBytes (bytes, 0, len));
}
public static string UrlEncode (string s)
@ -1114,7 +1111,7 @@ namespace WebSocketSharp.Net
var bytes = new byte[encoding.GetMaxByteCount (len)];
var realLen = encoding.GetBytes (s, 0, len, bytes, 0);
return Encoding.ASCII.GetString (UrlEncodeToBytesInternally (bytes, 0, realLen));
return Encoding.ASCII.GetString (InternalUrlEncodeToBytes (bytes, 0, realLen));
}
public static string UrlEncode (byte[] bytes, int offset, int count)
@ -1131,7 +1128,7 @@ namespace WebSocketSharp.Net
{
int len;
return bytes != null && (len = bytes.Length) > 0
? UrlEncodeToBytesInternally (bytes, 0, len)
? InternalUrlEncodeToBytes (bytes, 0, len)
: bytes;
}
@ -1149,7 +1146,7 @@ namespace WebSocketSharp.Net
return new byte[0];
var bytes = (encoding ?? Encoding.UTF8).GetBytes (s);
return UrlEncodeToBytesInternally (bytes, 0, bytes.Length);
return InternalUrlEncodeToBytes (bytes, 0, bytes.Length);
}
public static byte[] UrlEncodeToBytes (byte[] bytes, int offset, int count)
@ -1167,13 +1164,13 @@ namespace WebSocketSharp.Net
if (count < 0 || count > len - offset)
throw new ArgumentOutOfRangeException ("count");
return UrlEncodeToBytesInternally (bytes, offset, count);
return InternalUrlEncodeToBytes (bytes, offset, count);
}
public static string UrlEncodeUnicode (string s)
{
return s != null && s.Length > 0
? Encoding.ASCII.GetString (UrlEncodeUnicodeToBytesInternally (s))
? Encoding.ASCII.GetString (InternalUrlEncodeUnicodeToBytes (s))
: s;
}
@ -1183,7 +1180,7 @@ namespace WebSocketSharp.Net
? null
: s.Length == 0
? new byte[0]
: UrlEncodeUnicodeToBytesInternally (s);
: InternalUrlEncodeUnicodeToBytes (s);
}
public static string UrlPathEncode (string s)
@ -1193,7 +1190,7 @@ namespace WebSocketSharp.Net
using (var res = new MemoryStream ()) {
foreach (var c in s)
urlPathEncodeChar (c, res);
urlPathEncode (c, res);
res.Close ();
return Encoding.ASCII.GetString (res.ToArray ());

4
websocket-sharp/Net/WebSockets/TcpListenerWebSocketContext.cs
Unescape Escape View File

@ -202,8 +202,8 @@ namespace WebSocketSharp.Net.WebSockets
public override NameValueCollection QueryString {
get {
return _queryString ??
(_queryString = HttpUtility.ParseQueryStringInternally (
_uri != null ? _uri.Query : null, Encoding.UTF8));
(_queryString = HttpUtility.InternalParseQueryString (
_uri != null ? _uri.Query : null, Encoding.UTF8));
}
}

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