1017 lines
27 KiB
C#
1017 lines
27 KiB
C#
#region License
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/*
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* Cookie.cs
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*
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* This code is derived from Cookie.cs (System.Net) of Mono
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* (http://www.mono-project.com).
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*
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* The MIT License
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*
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* Copyright (c) 2004,2009 Novell, Inc. (http://www.novell.com)
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* Copyright (c) 2012-2019 sta.blockhead
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#endregion
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#region Authors
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/*
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* Authors:
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* - Lawrence Pit <loz@cable.a2000.nl>
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* - Gonzalo Paniagua Javier <gonzalo@ximian.com>
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* - Daniel Nauck <dna@mono-project.de>
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* - Sebastien Pouliot <sebastien@ximian.com>
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*/
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#endregion
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using System;
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using System.Globalization;
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using System.Text;
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namespace WebSocketSharp.Net
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{
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/// <summary>
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/// Provides a set of methods and properties used to manage an HTTP cookie.
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/// </summary>
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/// <remarks>
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/// <para>
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/// This class refers to the following specifications:
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/// </para>
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/// <list type="bullet">
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/// <item>
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/// <term>
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/// <see href="http://web.archive.org/web/20020803110822/http://wp.netscape.com/newsref/std/cookie_spec.html">Netscape specification</see>
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/// </term>
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/// </item>
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/// <item>
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/// <term>
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/// <see href="https://tools.ietf.org/html/rfc2109">RFC 2109</see>
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/// </term>
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/// </item>
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/// <item>
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/// <term>
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/// <see href="https://tools.ietf.org/html/rfc2965">RFC 2965</see>
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/// </term>
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/// </item>
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/// <item>
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/// <term>
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/// <see href="https://tools.ietf.org/html/rfc6265">RFC 6265</see>
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/// </term>
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/// </item>
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/// </list>
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/// <para>
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/// This class cannot be inherited.
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/// </para>
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/// </remarks>
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[Serializable]
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public sealed class Cookie
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{
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#region Private Fields
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private string _comment;
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private Uri _commentUri;
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private bool _discard;
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private string _domain;
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private static readonly int[] _emptyPorts;
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private DateTime _expires;
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private bool _httpOnly;
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private string _name;
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private string _path;
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private string _port;
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private int[] _ports;
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private static readonly char[] _reservedCharsForValue;
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private string _sameSite;
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private bool _secure;
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private DateTime _timeStamp;
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private string _value;
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private int _version;
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#endregion
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#region Static Constructor
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static Cookie ()
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{
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_emptyPorts = new int[0];
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_reservedCharsForValue = new[] { ';', ',' };
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}
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#endregion
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#region Internal Constructors
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/// <summary>
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/// Initializes a new instance of the <see cref="Cookie"/> class.
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/// </summary>
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internal Cookie ()
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{
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init (String.Empty, String.Empty, String.Empty, String.Empty);
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}
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#endregion
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#region Public Constructors
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/// <summary>
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/// Initializes a new instance of the <see cref="Cookie"/> class with
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/// the specified name and value.
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/// </summary>
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/// <param name="name">
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/// <para>
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/// A <see cref="string"/> that specifies the name of the cookie.
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/// </para>
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/// <para>
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/// The name must be a token defined in
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/// <see href="http://tools.ietf.org/html/rfc2616#section-2.2">
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/// RFC 2616</see>.
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/// </para>
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/// </param>
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/// <param name="value">
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/// A <see cref="string"/> that specifies the value of the cookie.
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/// </param>
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/// <exception cref="ArgumentNullException">
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/// <paramref name="name"/> is <see langword="null"/>.
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/// </exception>
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/// <exception cref="ArgumentException">
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/// <para>
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/// <paramref name="name"/> is an empty string.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="name"/> starts with a dollar sign.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="name"/> contains an invalid character.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="value"/> is a string not enclosed in double quotes
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/// that contains an invalid character.
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/// </para>
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/// </exception>
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public Cookie (string name, string value)
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: this (name, value, String.Empty, String.Empty)
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="Cookie"/> class with
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/// the specified name, value, and path.
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/// </summary>
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/// <param name="name">
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/// <para>
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/// A <see cref="string"/> that specifies the name of the cookie.
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/// </para>
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/// <para>
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/// The name must be a token defined in
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/// <see href="http://tools.ietf.org/html/rfc2616#section-2.2">
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/// RFC 2616</see>.
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/// </para>
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/// </param>
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/// <param name="value">
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/// A <see cref="string"/> that specifies the value of the cookie.
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/// </param>
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/// <param name="path">
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/// A <see cref="string"/> that specifies the value of the Path
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/// attribute of the cookie.
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/// </param>
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/// <exception cref="ArgumentNullException">
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/// <paramref name="name"/> is <see langword="null"/>.
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/// </exception>
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/// <exception cref="ArgumentException">
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/// <para>
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/// <paramref name="name"/> is an empty string.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="name"/> starts with a dollar sign.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="name"/> contains an invalid character.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="value"/> is a string not enclosed in double quotes
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/// that contains an invalid character.
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/// </para>
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/// </exception>
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public Cookie (string name, string value, string path)
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: this (name, value, path, String.Empty)
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="Cookie"/> class with
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/// the specified name, value, path, and domain.
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/// </summary>
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/// <param name="name">
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/// <para>
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/// A <see cref="string"/> that specifies the name of the cookie.
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/// </para>
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/// <para>
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/// The name must be a token defined in
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/// <see href="http://tools.ietf.org/html/rfc2616#section-2.2">
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/// RFC 2616</see>.
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/// </para>
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/// </param>
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/// <param name="value">
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/// A <see cref="string"/> that specifies the value of the cookie.
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/// </param>
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/// <param name="path">
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/// A <see cref="string"/> that specifies the value of the Path
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/// attribute of the cookie.
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/// </param>
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/// <param name="domain">
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/// A <see cref="string"/> that specifies the value of the Domain
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/// attribute of the cookie.
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/// </param>
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/// <exception cref="ArgumentNullException">
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/// <paramref name="name"/> is <see langword="null"/>.
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/// </exception>
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/// <exception cref="ArgumentException">
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/// <para>
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/// <paramref name="name"/> is an empty string.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="name"/> starts with a dollar sign.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="name"/> contains an invalid character.
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/// </para>
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/// <para>
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/// - or -
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/// </para>
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/// <para>
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/// <paramref name="value"/> is a string not enclosed in double quotes
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/// that contains an invalid character.
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/// </para>
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/// </exception>
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public Cookie (string name, string value, string path, string domain)
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{
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if (name == null)
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throw new ArgumentNullException ("name");
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if (name.Length == 0)
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throw new ArgumentException ("An empty string.", "name");
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if (name[0] == '$') {
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var msg = "It starts with a dollar sign.";
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throw new ArgumentException (msg, "name");
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}
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if (!name.IsToken ()) {
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var msg = "It contains an invalid character.";
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throw new ArgumentException (msg, "name");
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}
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if (value == null)
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value = String.Empty;
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if (value.Contains (_reservedCharsForValue)) {
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if (!value.IsEnclosedIn ('"')) {
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var msg = "A string not enclosed in double quotes.";
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throw new ArgumentException (msg, "value");
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}
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}
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init (name, value, path ?? String.Empty, domain ?? String.Empty);
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}
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#endregion
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#region Internal Properties
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internal bool ExactDomain {
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get {
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return _domain.Length == 0 || _domain[0] != '.';
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}
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}
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internal int MaxAge {
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get {
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if (_expires == DateTime.MinValue)
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return 0;
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var expires = _expires.Kind != DateTimeKind.Local
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? _expires.ToLocalTime ()
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: _expires;
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var span = expires - DateTime.Now;
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return span > TimeSpan.Zero
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? (int) span.TotalSeconds
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: 0;
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}
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set {
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_expires = value > 0
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? DateTime.Now.AddSeconds ((double) value)
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: DateTime.Now;
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}
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}
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internal int[] Ports {
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get {
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return _ports ?? _emptyPorts;
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}
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}
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internal string SameSite {
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get {
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return _sameSite;
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}
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set {
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_sameSite = value;
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}
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}
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#endregion
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#region Public Properties
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/// <summary>
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/// Gets the value of the Comment attribute of the cookie.
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/// </summary>
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/// <value>
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/// <para>
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/// A <see cref="string"/> that represents the comment to document
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/// intended use of the cookie.
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/// </para>
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/// <para>
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/// <see langword="null"/> if not present.
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/// </para>
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/// <para>
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/// The default value is <see langword="null"/>.
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/// </para>
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/// </value>
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public string Comment {
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get {
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return _comment;
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}
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internal set {
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_comment = value;
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}
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}
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/// <summary>
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/// Gets the value of the CommentURL attribute of the cookie.
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/// </summary>
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/// <value>
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/// <para>
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/// A <see cref="Uri"/> that represents the URI that provides
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/// the comment to document intended use of the cookie.
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/// </para>
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/// <para>
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/// <see langword="null"/> if not present.
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/// </para>
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/// <para>
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/// The default value is <see langword="null"/>.
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/// </para>
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/// </value>
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public Uri CommentUri {
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get {
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return _commentUri;
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}
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internal set {
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_commentUri = value;
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}
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}
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/// <summary>
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/// Gets a value indicating whether the client discards the cookie
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/// unconditionally when the client terminates.
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/// </summary>
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/// <value>
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/// <para>
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/// <c>true</c> if the client discards the cookie unconditionally
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/// when the client terminates; otherwise, <c>false</c>.
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/// </para>
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/// <para>
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/// The default value is <c>false</c>.
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/// </para>
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/// </value>
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public bool Discard {
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get {
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return _discard;
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}
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internal set {
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_discard = value;
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}
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}
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/// <summary>
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/// Gets or sets the value of the Domain attribute of the cookie.
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/// </summary>
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/// <value>
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/// <para>
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/// A <see cref="string"/> that represents the domain name that
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/// the cookie is valid for.
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/// </para>
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/// <para>
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/// An empty string if this attribute is not needed.
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/// </para>
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/// </value>
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public string Domain {
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get {
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return _domain;
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}
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set {
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_domain = value ?? String.Empty;
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}
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}
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/// <summary>
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/// Gets or sets a value indicating whether the cookie has expired.
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/// </summary>
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/// <value>
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/// <para>
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/// <c>true</c> if the cookie has expired; otherwise, <c>false</c>.
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/// </para>
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/// <para>
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/// The default value is <c>false</c>.
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/// </para>
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/// </value>
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public bool Expired {
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get {
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return _expires != DateTime.MinValue && _expires <= DateTime.Now;
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}
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set {
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_expires = value ? DateTime.Now : DateTime.MinValue;
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}
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}
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/// <summary>
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/// Gets or sets the value of the Expires attribute of the cookie.
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/// </summary>
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/// <value>
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/// <para>
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/// A <see cref="DateTime"/> that represents the date and time that
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/// the cookie expires on.
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/// </para>
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/// <para>
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/// <see cref="DateTime.MinValue"/> if this attribute is not needed.
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/// </para>
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/// <para>
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/// The default value is <see cref="DateTime.MinValue"/>.
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/// </para>
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/// </value>
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public DateTime Expires {
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get {
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return _expires;
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}
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set {
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_expires = value;
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}
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}
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|
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/// <summary>
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/// Gets or sets a value indicating whether non-HTTP APIs can access
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/// the cookie.
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/// </summary>
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/// <value>
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/// <para>
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/// <c>true</c> if non-HTTP APIs cannot access the cookie; otherwise,
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/// <c>false</c>.
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/// </para>
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/// <para>
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/// The default value is <c>false</c>.
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/// </para>
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/// </value>
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public bool HttpOnly {
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get {
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return _httpOnly;
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}
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|
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set {
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_httpOnly = value;
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}
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}
|
|
|
|
/// <summary>
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|
/// Gets or sets the name of the cookie.
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/// </summary>
|
|
/// <value>
|
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/// <para>
|
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/// A <see cref="string"/> that represents the name of the cookie.
|
|
/// </para>
|
|
/// <para>
|
|
/// The name must be a token defined in
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|
/// <see href="http://tools.ietf.org/html/rfc2616#section-2.2">
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|
/// RFC 2616</see>.
|
|
/// </para>
|
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/// </value>
|
|
/// <exception cref="ArgumentNullException">
|
|
/// The value specified for a set operation is <see langword="null"/>.
|
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/// </exception>
|
|
/// <exception cref="ArgumentException">
|
|
/// <para>
|
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/// The value specified for a set operation is an empty string.
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|
/// </para>
|
|
/// <para>
|
|
/// - or -
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/// </para>
|
|
/// <para>
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/// The value specified for a set operation starts with a dollar sign.
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/// </para>
|
|
/// <para>
|
|
/// - or -
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/// </para>
|
|
/// <para>
|
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/// The value specified for a set operation contains an invalid character.
|
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/// </para>
|
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/// </exception>
|
|
public string Name {
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get {
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return _name;
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}
|
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|
|
set {
|
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if (value == null)
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throw new ArgumentNullException ("value");
|
|
|
|
if (value.Length == 0)
|
|
throw new ArgumentException ("An empty string.", "value");
|
|
|
|
if (value[0] == '$') {
|
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var msg = "It starts with a dollar sign.";
|
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throw new ArgumentException (msg, "value");
|
|
}
|
|
|
|
if (!value.IsToken ()) {
|
|
var msg = "It contains an invalid character.";
|
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throw new ArgumentException (msg, "value");
|
|
}
|
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|
|
_name = value;
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}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the value of the Path attribute of the cookie.
|
|
/// </summary>
|
|
/// <value>
|
|
/// A <see cref="string"/> that represents the subset of URI on
|
|
/// the origin server that the cookie applies to.
|
|
/// </value>
|
|
public string Path {
|
|
get {
|
|
return _path;
|
|
}
|
|
|
|
set {
|
|
_path = value ?? String.Empty;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the value of the Port attribute of the cookie.
|
|
/// </summary>
|
|
/// <value>
|
|
/// <para>
|
|
/// A <see cref="string"/> that represents the list of TCP ports
|
|
/// that the cookie applies to.
|
|
/// </para>
|
|
/// <para>
|
|
/// <see langword="null"/> if not present.
|
|
/// </para>
|
|
/// <para>
|
|
/// The default value is <see langword="null"/>.
|
|
/// </para>
|
|
/// </value>
|
|
public string Port {
|
|
get {
|
|
return _port;
|
|
}
|
|
|
|
internal set {
|
|
int[] ports;
|
|
if (!tryCreatePorts (value, out ports))
|
|
return;
|
|
|
|
_port = value;
|
|
_ports = ports;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets a value indicating whether the security level of
|
|
/// the cookie is secure.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// When this property is <c>true</c>, the cookie may be included in
|
|
/// the request only if the request is transmitted over HTTPS.
|
|
/// </remarks>
|
|
/// <value>
|
|
/// <para>
|
|
/// <c>true</c> if the security level of the cookie is secure;
|
|
/// otherwise, <c>false</c>.
|
|
/// </para>
|
|
/// <para>
|
|
/// The default value is <c>false</c>.
|
|
/// </para>
|
|
/// </value>
|
|
public bool Secure {
|
|
get {
|
|
return _secure;
|
|
}
|
|
|
|
set {
|
|
_secure = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the time when the cookie was issued.
|
|
/// </summary>
|
|
/// <value>
|
|
/// A <see cref="DateTime"/> that represents the time when
|
|
/// the cookie was issued.
|
|
/// </value>
|
|
public DateTime TimeStamp {
|
|
get {
|
|
return _timeStamp;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the value of the cookie.
|
|
/// </summary>
|
|
/// <value>
|
|
/// A <see cref="string"/> that represents the value of the cookie.
|
|
/// </value>
|
|
/// <exception cref="ArgumentException">
|
|
/// The value specified for a set operation is a string not enclosed in
|
|
/// double quotes that contains an invalid character.
|
|
/// </exception>
|
|
public string Value {
|
|
get {
|
|
return _value;
|
|
}
|
|
|
|
set {
|
|
if (value == null)
|
|
value = String.Empty;
|
|
|
|
if (value.Contains (_reservedCharsForValue)) {
|
|
if (!value.IsEnclosedIn ('"')) {
|
|
var msg = "A string not enclosed in double quotes.";
|
|
throw new ArgumentException (msg, "value");
|
|
}
|
|
}
|
|
|
|
_value = value;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the value of the Version attribute of the cookie.
|
|
/// </summary>
|
|
/// <value>
|
|
/// <para>
|
|
/// An <see cref="int"/> that represents the version of HTTP state
|
|
/// management that the cookie conforms to.
|
|
/// </para>
|
|
/// <para>
|
|
/// 0 or 1. 0 if not present.
|
|
/// </para>
|
|
/// <para>
|
|
/// The default value is 0.
|
|
/// </para>
|
|
/// </value>
|
|
public int Version {
|
|
get {
|
|
return _version;
|
|
}
|
|
|
|
internal set {
|
|
if (value < 0 || value > 1)
|
|
return;
|
|
|
|
_version = value;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Private Methods
|
|
|
|
private static int hash (int i, int j, int k, int l, int m)
|
|
{
|
|
return i
|
|
^ (j << 13 | j >> 19)
|
|
^ (k << 26 | k >> 6)
|
|
^ (l << 7 | l >> 25)
|
|
^ (m << 20 | m >> 12);
|
|
}
|
|
|
|
private void init (string name, string value, string path, string domain)
|
|
{
|
|
_name = name;
|
|
_value = value;
|
|
_path = path;
|
|
_domain = domain;
|
|
|
|
_expires = DateTime.MinValue;
|
|
_timeStamp = DateTime.Now;
|
|
}
|
|
|
|
private string toResponseStringVersion0 ()
|
|
{
|
|
var buff = new StringBuilder (64);
|
|
|
|
buff.AppendFormat ("{0}={1}", _name, _value);
|
|
|
|
if (_expires != DateTime.MinValue) {
|
|
buff.AppendFormat (
|
|
"; Expires={0}",
|
|
_expires.ToUniversalTime ().ToString (
|
|
"ddd, dd'-'MMM'-'yyyy HH':'mm':'ss 'GMT'",
|
|
CultureInfo.CreateSpecificCulture ("en-US")
|
|
)
|
|
);
|
|
}
|
|
|
|
if (!_path.IsNullOrEmpty ())
|
|
buff.AppendFormat ("; Path={0}", _path);
|
|
|
|
if (!_domain.IsNullOrEmpty ())
|
|
buff.AppendFormat ("; Domain={0}", _domain);
|
|
|
|
if (!_sameSite.IsNullOrEmpty ())
|
|
buff.AppendFormat ("; SameSite={0}", _sameSite);
|
|
|
|
if (_secure)
|
|
buff.Append ("; Secure");
|
|
|
|
if (_httpOnly)
|
|
buff.Append ("; HttpOnly");
|
|
|
|
return buff.ToString ();
|
|
}
|
|
|
|
private string toResponseStringVersion1 ()
|
|
{
|
|
var buff = new StringBuilder (64);
|
|
|
|
buff.AppendFormat ("{0}={1}; Version={2}", _name, _value, _version);
|
|
|
|
if (_expires != DateTime.MinValue)
|
|
buff.AppendFormat ("; Max-Age={0}", MaxAge);
|
|
|
|
if (!_path.IsNullOrEmpty ())
|
|
buff.AppendFormat ("; Path={0}", _path);
|
|
|
|
if (!_domain.IsNullOrEmpty ())
|
|
buff.AppendFormat ("; Domain={0}", _domain);
|
|
|
|
if (_port != null) {
|
|
if (_port != "\"\"")
|
|
buff.AppendFormat ("; Port={0}", _port);
|
|
else
|
|
buff.Append ("; Port");
|
|
}
|
|
|
|
if (_comment != null)
|
|
buff.AppendFormat ("; Comment={0}", HttpUtility.UrlEncode (_comment));
|
|
|
|
if (_commentUri != null) {
|
|
var url = _commentUri.OriginalString;
|
|
buff.AppendFormat (
|
|
"; CommentURL={0}", !url.IsToken () ? url.Quote () : url
|
|
);
|
|
}
|
|
|
|
if (_discard)
|
|
buff.Append ("; Discard");
|
|
|
|
if (_secure)
|
|
buff.Append ("; Secure");
|
|
|
|
return buff.ToString ();
|
|
}
|
|
|
|
private static bool tryCreatePorts (string value, out int[] result)
|
|
{
|
|
result = null;
|
|
|
|
var arr = value.Trim ('"').Split (',');
|
|
var len = arr.Length;
|
|
var res = new int[len];
|
|
|
|
for (var i = 0; i < len; i++) {
|
|
var s = arr[i].Trim ();
|
|
if (s.Length == 0) {
|
|
res[i] = Int32.MinValue;
|
|
continue;
|
|
}
|
|
|
|
if (!Int32.TryParse (s, out res[i]))
|
|
return false;
|
|
}
|
|
|
|
result = res;
|
|
return true;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Internal Methods
|
|
|
|
internal bool EqualsWithoutValue (Cookie cookie)
|
|
{
|
|
var caseSensitive = StringComparison.InvariantCulture;
|
|
var caseInsensitive = StringComparison.InvariantCultureIgnoreCase;
|
|
|
|
return _name.Equals (cookie._name, caseInsensitive)
|
|
&& _path.Equals (cookie._path, caseSensitive)
|
|
&& _domain.Equals (cookie._domain, caseInsensitive)
|
|
&& _version == cookie._version;
|
|
}
|
|
|
|
internal bool EqualsWithoutValueAndVersion (Cookie cookie)
|
|
{
|
|
var caseSensitive = StringComparison.InvariantCulture;
|
|
var caseInsensitive = StringComparison.InvariantCultureIgnoreCase;
|
|
|
|
return _name.Equals (cookie._name, caseInsensitive)
|
|
&& _path.Equals (cookie._path, caseSensitive)
|
|
&& _domain.Equals (cookie._domain, caseInsensitive);
|
|
}
|
|
|
|
internal string ToRequestString (Uri uri)
|
|
{
|
|
if (_name.Length == 0)
|
|
return String.Empty;
|
|
|
|
if (_version == 0)
|
|
return String.Format ("{0}={1}", _name, _value);
|
|
|
|
var buff = new StringBuilder (64);
|
|
|
|
buff.AppendFormat ("$Version={0}; {1}={2}", _version, _name, _value);
|
|
|
|
if (!_path.IsNullOrEmpty ())
|
|
buff.AppendFormat ("; $Path={0}", _path);
|
|
else if (uri != null)
|
|
buff.AppendFormat ("; $Path={0}", uri.GetAbsolutePath ());
|
|
else
|
|
buff.Append ("; $Path=/");
|
|
|
|
if (!_domain.IsNullOrEmpty ()) {
|
|
if (uri == null || uri.Host != _domain)
|
|
buff.AppendFormat ("; $Domain={0}", _domain);
|
|
}
|
|
|
|
if (_port != null) {
|
|
if (_port != "\"\"")
|
|
buff.AppendFormat ("; $Port={0}", _port);
|
|
else
|
|
buff.Append ("; $Port");
|
|
}
|
|
|
|
return buff.ToString ();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a string that represents the current cookie instance.
|
|
/// </summary>
|
|
/// <returns>
|
|
/// A <see cref="string"/> that is suitable for the Set-Cookie response
|
|
/// header.
|
|
/// </returns>
|
|
internal string ToResponseString ()
|
|
{
|
|
return _name.Length == 0
|
|
? String.Empty
|
|
: _version == 0
|
|
? toResponseStringVersion0 ()
|
|
: toResponseStringVersion1 ();
|
|
}
|
|
|
|
internal static bool TryCreate (
|
|
string name, string value, out Cookie result
|
|
)
|
|
{
|
|
result = null;
|
|
|
|
try {
|
|
result = new Cookie (name, value);
|
|
}
|
|
catch {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Public Methods
|
|
|
|
/// <summary>
|
|
/// Determines whether the current cookie instance is equal to
|
|
/// the specified <see cref="object"/> instance.
|
|
/// </summary>
|
|
/// <param name="comparand">
|
|
/// <para>
|
|
/// An <see cref="object"/> instance to compare with
|
|
/// the current cookie instance.
|
|
/// </para>
|
|
/// <para>
|
|
/// An reference to a <see cref="Cookie"/> instance.
|
|
/// </para>
|
|
/// </param>
|
|
/// <returns>
|
|
/// <c>true</c> if the current cookie instance is equal to
|
|
/// <paramref name="comparand"/>; otherwise, <c>false</c>.
|
|
/// </returns>
|
|
public override bool Equals (object comparand)
|
|
{
|
|
var cookie = comparand as Cookie;
|
|
if (cookie == null)
|
|
return false;
|
|
|
|
var caseSensitive = StringComparison.InvariantCulture;
|
|
var caseInsensitive = StringComparison.InvariantCultureIgnoreCase;
|
|
|
|
return _name.Equals (cookie._name, caseInsensitive)
|
|
&& _value.Equals (cookie._value, caseSensitive)
|
|
&& _path.Equals (cookie._path, caseSensitive)
|
|
&& _domain.Equals (cookie._domain, caseInsensitive)
|
|
&& _version == cookie._version;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets a hash code for the current cookie instance.
|
|
/// </summary>
|
|
/// <returns>
|
|
/// An <see cref="int"/> that represents the hash code.
|
|
/// </returns>
|
|
public override int GetHashCode ()
|
|
{
|
|
return hash (
|
|
StringComparer.InvariantCultureIgnoreCase.GetHashCode (_name),
|
|
_value.GetHashCode (),
|
|
_path.GetHashCode (),
|
|
StringComparer.InvariantCultureIgnoreCase.GetHashCode (_domain),
|
|
_version
|
|
);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a string that represents the current cookie instance.
|
|
/// </summary>
|
|
/// <returns>
|
|
/// A <see cref="string"/> that is suitable for the Cookie request header.
|
|
/// </returns>
|
|
public override string ToString ()
|
|
{
|
|
return ToRequestString (null);
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|