111 lines
3.3 KiB
C#
111 lines
3.3 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace Textile.States;
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[FormatterState(@"^\s*<pre" + Globals.HtmlAttributesPattern + ">")]
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public class PreFormatterState : FormatterState
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{
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private bool _shouldExitNextTime;
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private int _fakeNestingDepth;
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public PreFormatterState(TextileFormatter f)
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: base(f)
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{
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}
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public override string Consume(string input, Match m)
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{
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if (!Regex.IsMatch(input, "</pre>"))
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{
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this.Formatter.ChangeState(this);
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}
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else
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{
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this.Formatter.ChangeState(new PassthroughFormatterState(this.Formatter));
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}
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return input;
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}
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public override bool ShouldNestState(FormatterState other)
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{
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return false;
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}
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public override void Enter()
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{
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}
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public override void Exit()
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{
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}
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public override void FormatLine(string input)
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{
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if (Regex.IsMatch(input, "<pre>"))
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{
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_fakeNestingDepth++;
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}
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Formatter.Output.WriteLine(input);
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}
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public override bool ShouldExit(string input)
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{
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if (_shouldExitNextTime)
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{
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return true;
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}
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if (Regex.IsMatch(input, @"</pre>"))
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{
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_fakeNestingDepth--;
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}
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if (_fakeNestingDepth <= 0)
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{
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_shouldExitNextTime = true;
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}
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return false;
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}
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public override bool ShouldFormatBlocks(string input)
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{
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return false;
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}
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public override bool ShouldParseForNewFormatterState(string input)
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{
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// Only allow a child formatting state for <code> tag.
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return Regex.IsMatch(input, @"^\s*<code");
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}
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public override Type FallbackFormattingState
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{
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get { return null; }
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}
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} |