153 lines
5.2 KiB
C#
153 lines
5.2 KiB
C#
#region License Statement
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// Copyright (c) L.A.B.Soft. All rights reserved.
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//
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// The use and distribution terms for this software are covered by the
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// Common Public License 1.0 (http://opensource.org/licenses/cpl.php)
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// which can be found in the file CPL.TXT at the root of this distribution.
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// By using this software in any fashion, you are agreeing to be bound by
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// the terms of this license.
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//
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// You must not remove this notice, or any other, from this software.
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#endregion
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namespace Textile.Blocks
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{
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public class BlockAttributesParser
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{
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public static StyleReader Styler { get; set; }
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/// <summary>
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///
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/// </summary>
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/// <param name="input"></param>
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/// <returns></returns>
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static public string ParseBlockAttributes(string input)
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{
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return ParseBlockAttributes(input, "");
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="input"></param>
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/// <param name="element"></param>
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/// <returns></returns>
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static public string ParseBlockAttributes(string input, string element)
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{
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var style = string.Empty;
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var cssClass = string.Empty;
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var lang = string.Empty;
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var colspan = string.Empty;
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var rowspan = string.Empty;
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var id = string.Empty;
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var atts = string.Empty;
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if (Styler != null)
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{
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style = GetStyle(element, style);
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}
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if (input.Length == 0)
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return (style.Length > 0 ? " style=\"" + style + "\"" : "");
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Match m;
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var matched = input;
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if (element == "td")
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{
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// column span
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m = Regex.Match(matched, @"\\(\d+)");
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if (m.Success)
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colspan = m.Groups[1].Value;
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// row span
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m = Regex.Match(matched, @"/(\d+)");
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if (m.Success)
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rowspan = m.Groups[1].Value;
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// vertical align
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m = Regex.Match(matched, @"(" + Globals.VerticalAlignPattern + @")");
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if (m.Success)
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style += "vertical-align:" + Globals.VerticalAlign[m.Captures[0].Value] + ";";
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}
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// First, match custom styles
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m = Regex.Match(matched, @"\{([^}]*)\}");
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if (m.Success)
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{
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style += m.Groups[1].Value + ";";
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matched = matched.Replace(m.ToString(), "");
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}
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// Then match the language
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m = Regex.Match(matched, @"\[([^()]+)\]");
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if (m.Success)
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{
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lang = m.Groups[1].Value;
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matched = matched.Replace(m.ToString(), "");
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}
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// Match classes and IDs after that
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m = Regex.Match(matched, @"\(([^()]+)\)");
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if (m.Success)
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{
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cssClass = m.Groups[1].Value;
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matched = matched.Replace(m.ToString(), "");
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// Separate the public class and the ID
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m = Regex.Match(cssClass, @"^(.*)#(.*)$");
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if (m.Success)
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{
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cssClass = m.Groups[1].Value;
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id = m.Groups[2].Value;
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}
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if (Styler != null && !string.IsNullOrEmpty(cssClass))
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{
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style = GetStyle("." + cssClass, style);
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}
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}
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// Get the padding on the left
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m = Regex.Match(matched, @"([(]+)");
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if (m.Success)
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{
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style += "padding-left:" + m.Groups[1].Length + "em;";
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matched = matched.Replace(m.ToString(), "");
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}
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// Get the padding on the right
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m = Regex.Match(matched, @"([)]+)");
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if (m.Success)
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{
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style += "padding-right:" + m.Groups[1].Length + "em;";
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matched = matched.Replace(m.ToString(), "");
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}
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// Get the text alignment
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m = Regex.Match(matched, "(" + Globals.HorizontalAlignPattern + ")");
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if (m.Success)
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style += "text-align:" + Globals.HorizontalAlign[m.Groups[1].Value] + ";";
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return (
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(style.Length > 0 ? " style=\"" + style + "\"" : "") +
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(cssClass.Length > 0 ? " class=\"" + cssClass + "\"" : "") +
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(lang.Length > 0 ? " lang=\"" + lang + "\"" : "") +
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(id.Length > 0 ? " id=\"" + id + "\"" : "") +
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(colspan.Length > 0 ? " colspan=\"" + colspan + "\"" : "") +
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(rowspan.Length > 0 ? " rowspan=\"" + rowspan + "\"" : "")
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);
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}
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private static string GetStyle(string element, string style)
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{
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var styled = Styler.GetStyle(element);
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if (!string.IsNullOrEmpty(styled))
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{
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style += styled;
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}
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return style;
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}
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}
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}
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