From d37b1f3359d19cf1a7212647362f47926a8344ab Mon Sep 17 00:00:00 2001 From: LifeCoder Date: Sat, 24 Aug 2019 22:46:17 +0200 Subject: [PATCH] Only add functions that we need --- src/Shared/PlatformSupport/HttpUtility.cs | 399 ---------------------- 1 file changed, 399 deletions(-) diff --git a/src/Shared/PlatformSupport/HttpUtility.cs b/src/Shared/PlatformSupport/HttpUtility.cs index 8a56481a19..59a23e733f 100644 --- a/src/Shared/PlatformSupport/HttpUtility.cs +++ b/src/Shared/PlatformSupport/HttpUtility.cs @@ -5,31 +5,11 @@ using System.Globalization; using System.IO; using System.Security.Permissions; using System.Text; -using System.Web.Util; namespace Avalonia.Shared.PlatformSupport { public sealed class HttpUtility { - sealed class HttpQSCollection : NameValueCollection - { - public override string ToString() - { - int count = Count; - if (count == 0) - return ""; - StringBuilder sb = new StringBuilder(); - string[] keys = AllKeys; - for (int i = 0; i < count; i++) - { - sb.AppendFormat("{0}={1}&", keys[i], UrlEncode(this[keys[i]])); - } - if (sb.Length > 0) - sb.Length--; - return sb.ToString(); - } - } - #region Constructors public HttpUtility() @@ -40,27 +20,6 @@ namespace Avalonia.Shared.PlatformSupport #region Methods - public static void HtmlAttributeEncode(string s, TextWriter output) - { - if (output == null) - { - throw new ArgumentNullException("output"); - } - HttpEncoder.Current.HtmlAttributeEncode(s, output); - } - - public static string HtmlAttributeEncode(string s) - { - if (s == null) - return null; - - using (var sw = new StringWriter()) - { - HttpEncoder.Current.HtmlAttributeEncode(s, sw); - return sw.ToString(); - } - } - public static string UrlDecode(string str) { return UrlDecode(str, Encoding.UTF8); @@ -330,364 +289,6 @@ namespace Avalonia.Shared.PlatformSupport return result.ToArray(); } - - public static string UrlEncode(string str) - { - return UrlEncode(str, Encoding.UTF8); - } - - public static string UrlEncode(string str, Encoding e) - { - if (str == null) - return null; - - if (str == String.Empty) - return String.Empty; - - bool needEncode = false; - int len = str.Length; - for (int i = 0; i < len; i++) - { - char c = str[i]; - if ((c < '0') || (c < 'A' && c > '9') || (c > 'Z' && c < 'a') || (c > 'z')) - { - if (HttpEncoder.NotEncoded(c)) - continue; - - needEncode = true; - break; - } - } - - if (!needEncode) - return str; - - // avoided GetByteCount call - byte[] bytes = new byte[e.GetMaxByteCount(str.Length)]; - int realLen = e.GetBytes(str, 0, str.Length, bytes, 0); - return Encoding.ASCII.GetString(UrlEncodeToBytes(bytes, 0, realLen)); - } - - public static string UrlEncode(byte[] bytes) - { - if (bytes == null) - return null; - - if (bytes.Length == 0) - return String.Empty; - - return Encoding.ASCII.GetString(UrlEncodeToBytes(bytes, 0, bytes.Length)); - } - - public static string UrlEncode(byte[] bytes, int offset, int count) - { - if (bytes == null) - return null; - - if (bytes.Length == 0) - return String.Empty; - - return Encoding.ASCII.GetString(UrlEncodeToBytes(bytes, offset, count)); - } - - public static byte[] UrlEncodeToBytes(string str) - { - return UrlEncodeToBytes(str, Encoding.UTF8); - } - - public static byte[] UrlEncodeToBytes(string str, Encoding e) - { - if (str == null) - return null; - - if (str.Length == 0) - return new byte[0]; - - byte[] bytes = e.GetBytes(str); - return UrlEncodeToBytes(bytes, 0, bytes.Length); - } - - public static byte[] UrlEncodeToBytes(byte[] bytes) - { - if (bytes == null) - return null; - - if (bytes.Length == 0) - return new byte[0]; - - return UrlEncodeToBytes(bytes, 0, bytes.Length); - } - - public static byte[] UrlEncodeToBytes(byte[] bytes, int offset, int count) - { - if (bytes == null) - return null; - return HttpEncoder.Current.UrlEncode(bytes, offset, count); - } - - public static string UrlEncodeUnicode(string str) - { - if (str == null) - return null; - - return Encoding.ASCII.GetString(UrlEncodeUnicodeToBytes(str)); - } - - public static byte[] UrlEncodeUnicodeToBytes(string str) - { - if (str == null) - return null; - - if (str.Length == 0) - return new byte[0]; - - MemoryStream result = new MemoryStream(str.Length); - foreach (char c in str) - { - HttpEncoder.UrlEncodeChar(c, result, true); - } - return result.ToArray(); - } - - /// - /// Decodes an HTML-encoded string and returns the decoded string. - /// - /// The HTML string to decode. - /// The decoded text. - public static string HtmlDecode(string s) - { - if (s == null) - return null; - - using (var sw = new StringWriter()) - { - HttpEncoder.Current.HtmlDecode(s, sw); - return sw.ToString(); - } - } - - /// - /// Decodes an HTML-encoded string and sends the resulting output to a TextWriter output stream. - /// - /// The HTML string to decode - /// The TextWriter output stream containing the decoded string. - public static void HtmlDecode(string s, TextWriter output) - { - if (output == null) - { - throw new ArgumentNullException("output"); - } - - if (!String.IsNullOrEmpty(s)) - { - HttpEncoder.Current.HtmlDecode(s, output); - } - } - - public static string HtmlEncode(string s) - { - if (s == null) - return null; - - using (var sw = new StringWriter()) - { - HttpEncoder.Current.HtmlEncode(s, sw); - return sw.ToString(); - } - } - - /// - /// HTML-encodes a string and sends the resulting output to a TextWriter output stream. - /// - /// The string to encode. - /// The TextWriter output stream containing the encoded string. - public static void HtmlEncode(string s, TextWriter output) - { - if (output == null) - { - throw new ArgumentNullException("output"); - } - - if (!String.IsNullOrEmpty(s)) - { - HttpEncoder.Current.HtmlEncode(s, output); - } - } - public static string HtmlEncode(object value) - { - if (value == null) - return null; - -#if !(MOBILE || NO_SYSTEM_WEB_DEPENDENCY) - IHtmlString htmlString = value as IHtmlString; - if (htmlString != null) - return htmlString.ToHtmlString(); -#endif - - return HtmlEncode(value.ToString()); - } - - public static string JavaScriptStringEncode(string value) - { - return JavaScriptStringEncode(value, false); - } - - public static string JavaScriptStringEncode(string value, bool addDoubleQuotes) - { - if (String.IsNullOrEmpty(value)) - return addDoubleQuotes ? "\"\"" : String.Empty; - - int len = value.Length; - bool needEncode = false; - char c; - for (int i = 0; i < len; i++) - { - c = value[i]; - - if (c >= 0 && c <= 31 || c == 34 || c == 39 || c == 60 || c == 62 || c == 92) - { - needEncode = true; - break; - } - } - - if (!needEncode) - return addDoubleQuotes ? "\"" + value + "\"" : value; - - var sb = new StringBuilder(); - if (addDoubleQuotes) - sb.Append('"'); - - for (int i = 0; i < len; i++) - { - c = value[i]; - if (c >= 0 && c <= 7 || c == 11 || c >= 14 && c <= 31 || c == 39 || c == 60 || c == 62) - sb.AppendFormat("\\u{0:x4}", (int)c); - else switch ((int)c) - { - case 8: - sb.Append("\\b"); - break; - - case 9: - sb.Append("\\t"); - break; - - case 10: - sb.Append("\\n"); - break; - - case 12: - sb.Append("\\f"); - break; - - case 13: - sb.Append("\\r"); - break; - - case 34: - sb.Append("\\\""); - break; - - case 92: - sb.Append("\\\\"); - break; - - default: - sb.Append(c); - break; - } - } - - if (addDoubleQuotes) - sb.Append('"'); - - return sb.ToString(); - } - public static string UrlPathEncode(string str) - { - return HttpEncoder.Current.UrlPathEncode(str); - } - - public static NameValueCollection ParseQueryString(string query) - { - return ParseQueryString(query, Encoding.UTF8); - } - - public static NameValueCollection ParseQueryString(string query, Encoding encoding) - { - if (query == null) - throw new ArgumentNullException("query"); - if (encoding == null) - throw new ArgumentNullException("encoding"); - if (query.Length == 0 || (query.Length == 1 && query[0] == '?')) - return new HttpQSCollection(); - if (query[0] == '?') - query = query.Substring(1); - - NameValueCollection result = new HttpQSCollection(); - ParseQueryString(query, encoding, result); - return result; - } - - internal static void ParseQueryString(string query, Encoding encoding, NameValueCollection result) - { - if (query.Length == 0) - return; - - string decoded = HtmlDecode(query); - int decodedLength = decoded.Length; - int namePos = 0; - bool first = true; - while (namePos <= decodedLength) - { - int valuePos = -1, valueEnd = -1; - for (int q = namePos; q < decodedLength; q++) - { - if (valuePos == -1 && decoded[q] == '=') - { - valuePos = q + 1; - } - else if (decoded[q] == '&') - { - valueEnd = q; - break; - } - } - - if (first) - { - first = false; - if (decoded[namePos] == '?') - namePos++; - } - - string name, value; - if (valuePos == -1) - { - name = null; - valuePos = namePos; - } - else - { - name = UrlDecode(decoded.Substring(namePos, valuePos - namePos - 1), encoding); - } - if (valueEnd < 0) - { - namePos = -1; - valueEnd = decoded.Length; - } - else - { - namePos = valueEnd + 1; - } - value = UrlDecode(decoded.Substring(valuePos, valueEnd - valuePos), encoding); - - result.Add(name, value); - if (namePos == -1) - break; - } - } #endregion // Methods } }