formatter.cs

YetAnotherForum.Net+ScrewTurnWiki中文完美汉化增强版

					// This is an attachment
					done = true;
					string f = tmp.Substring("attachment:".Length);
					if(f.StartsWith("{up}")) f = f.Substring(4);
					if(f.ToLower().StartsWith(upReplacement.ToLower())) f = f.Substring(upReplacement.Length);
					attachments.Add(HttpContext.Current.Server.UrlDecode(f));
					// Remove all trailing \n, so that attachments have no effect on the output in any case
					while(sb[match.Index] == '\n' && match.Index < sb.Length - 1) {
						sb.Remove(match.Index, 1);
					}
				}
				else {
					a = tmp;
					n = "";
				}
				if(!done) {
					sb.Insert(match.Index, BuildLink(a, n, false, lp));
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = link.Match(sb.ToString(), end);
			}

			match = boldItalic.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<b><i>");
					dummy.Append(match.Value.Substring(5, match.Value.Length - 10));
					dummy.Append("</i></b>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = boldItalic.Match(sb.ToString(), end);
			}

			match = bold.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<b>");
					dummy.Append(match.Value.Substring(3, match.Value.Length - 6));
					dummy.Append("</b>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = bold.Match(sb.ToString(), end);
			}

			match = italic.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<i>");
					dummy.Append(match.Value.Substring(2, match.Value.Length - 4));
					dummy.Append("</i>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = italic.Match(sb.ToString(), end);
			}

			match = underlined.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<u>");
					dummy.Append(match.Value.Substring(2, match.Value.Length - 4));
					dummy.Append("</u>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = underlined.Match(sb.ToString(), end);
			}

			match = striked.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<strike>");
					dummy.Append(match.Value.Substring(2, match.Value.Length - 4));
					dummy.Append("</strike>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = striked.Match(sb.ToString(), end);
			}

			match = pre.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<pre>");
					dummy.Append(match.Value.Substring(4, match.Value.Length - 8));
					dummy.Append("</pre>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = pre.Match(sb.ToString(), end);
			}

			match = code.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder("<code>");
					dummy.Append(match.Value.Substring(2, match.Value.Length - 4));
					dummy.Append("</code>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = code.Match(sb.ToString(), end);
			}

			string h;

			// Hx: detection pass (used for the TOC generation and section editing)
			hPos = DetectHeaders(sb.ToString());

			// Hx: formatting pass

			int count = 0;

			match = h4.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					h = match.Value.Substring(5, match.Value.Length - 10);
					dummy = new StringBuilder();
					dummy.Append(@"<a id=""");
					dummy.Append(BuildHAnchor(h));
					dummy.Append(@"""></a><h4>");
					dummy.Append(h);
					dummy.Append("</h4>");
					sb.Insert(match.Index, dummy.ToString());
					count++;
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = h4.Match(sb.ToString(), end);
			}

			match = h3.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					h = match.Value.Substring(4, match.Value.Length - 8);
					dummy = new StringBuilder();
					if(current != null) dummy.Append(BuildEditSectionLink(count, current.Name));
					dummy.Append(@"<a id=""");
					dummy.Append(BuildHAnchor(h));
					dummy.Append(@"""></a><h3 class=""separator"">");
					dummy.Append(h);
					dummy.Append("</h3>");
					sb.Insert(match.Index, dummy.ToString());
					count++;
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = h3.Match(sb.ToString(), end);
			}

			match = h2.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					h = match.Value.Substring(3, match.Value.Length - 6);
					dummy = new StringBuilder();
					if(current != null) dummy.Append(BuildEditSectionLink(count, current.Name));
					dummy.Append(@"<a id=""");
					dummy.Append(BuildHAnchor(h));
					dummy.Append(@"""></a><h2 class=""separator"">");
					dummy.Append(h);
					dummy.Append("</h2>");
					sb.Insert(match.Index, dummy.ToString());
					count++;
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = h2.Match(sb.ToString(), end);
			}

			match = h1.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					h = match.Value.Substring(2, match.Value.Length - 4);
					dummy = new StringBuilder();
					if(current != null) dummy.Append(BuildEditSectionLink(count, current.Name));
					dummy.Append(@"<a id=""");
					dummy.Append(BuildHAnchor(h));
					dummy.Append(@"""></a><h1 class=""separator"">");
					dummy.Append(h);
					dummy.Append("</h1>");
					sb.Insert(match.Index, dummy.ToString());
					count++;
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = h1.Match(sb.ToString(), end);
			}

			match = box.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					dummy = new StringBuilder(@"<div class=""box"">");
					dummy.Append(match.Value.Substring(3, match.Value.Length - 6));
					dummy.Append("</div>");
					sb.Insert(match.Index, dummy.ToString());
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = box.Match(sb.ToString(), end);
			}

			// "Disable" NoWiki'ed {Username} tags
			match = username.Match(sb.ToString());
			while(match.Success) {
				if(IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					sb.Insert(match.Index, match.Value.Replace("{", "&#0123;").Replace("}", "&#0125;"));
				}
				else end = match.Index + match.Length + 1;
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = username.Match(sb.ToString(), end);
			}

			if(current != null) {
				string tocString = BuildToc(hPos);
				match = toc.Match(sb.ToString());
				while(match.Success) {
					if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
						sb.Remove(match.Index, match.Length);
						sb.Insert(match.Index, tocString);
					}
					ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
					match = toc.Match(sb.ToString(), end);
				}
			}

			match = snippet.Match(sb.ToString());
			while(match.Success) {
				if(!IsNoWikied(match.Index, noWikiBegin, noWikiEnd, out end)) {
					sb.Remove(match.Index, match.Length);
					Snippet s = Snippets.Instance.Find(match.Value.Substring(3, match.Length - 4));
					if(s != null) {
						string fs = Format(s.Content, null);
						fs = fs.TrimEnd('\n').TrimStart('\n');
						sb.Insert(match.Index, fs);
					}
					else {
						sb.Insert(match.Index, @"<b style=""color: #FF0000;"">FORMATTER ERROR (Snippet Not Found)</b>");
					}
				}
				ComputeNoWiki(sb.ToString(), ref noWikiBegin, ref noWikiEnd);
				match = snippet.Match(sb.ToString(), end);
			}

			// Remove <nowiki> tags
			sb.Replace("<nowiki>", "");
			sb.Replace("</nowiki>", "");

			// No more needed (Striked Regex modified)
			// Unescape comments
			//sb.Replace("($_^)", "<!--");
			//sb.Replace("(^_$)", "-->");

			// Setup BRs
			sb.Replace("\n\n", "<br /><br />");
			sb.Replace("<br>", "<br />");

			// Hacks
			sb.Replace("</ul><br /><br />", "</ul><br />");
			sb.Replace("</ol><br /><br />", "</ol><br />");
			sb.Replace("</table><br /><br />", "</table><br />");
			sb.Replace("</pre><br /><br />", "</pre><br />");
			sb.Replace("</div><br /><br />", "</div><br />");

			// Append Attachments
			if(attachments.Count > 0) {
				sb.Append(@"<div id=""AttachmentsDiv"">");
				for(int i = 0; i < attachments.Count; i++) {
					sb.Append(@"<a href=""");
					sb.Append(upReplacement);
					sb.Append(Tools.UrlEncode(attachments[i]));
					sb.Append(@""" class=""attachment"">");
					sb.Append(attachments[i]);
					sb.Append("</a>");
					if(i != attachments.Count - 1) sb.Append(" - ");
				}
				sb.Append("</div>");
			}

			linkedPages = lp.ToArray();

			return sb.ToString();
		}

		/// <summary>
		/// Escapes all the characters used by the WikiMarkup.
		/// </summary>
		/// <param name="content">The Content.</param>
		/// <returns>The escaped Content.</returns>
		private static string EscapeWikiMarkup(string content) {
			StringBuilder sb = new StringBuilder(content);
			sb.Replace("&", "&amp;"); // Before all other escapes!
			sb.Replace("#", "&#0035;");
			sb.Replace("*", "&#0042;");
			sb.Replace("<", "&lt;");
			sb.Replace(">", "&gt;");
			sb.Replace("[", "&#0091;");
			sb.Replace("]", "&#0093;");
			sb.Replace("{", "&#0123;");
			sb.Replace("}", "&#0125;");
			sb.Replace("'", "&#0039;");
			sb.Replace("=", "&#0061;");
			sb.Replace("§", "&#0167;");
			sb.Replace("_", "&#0095;");
			sb.Replace("-", "&#0045;");
			sb.Replace("@", "&#0064;");
			return sb.ToString();
		}

		/// <summary>
		/// Builds a Link.
		/// </summary>
		/// <param name="a">The (raw) HREF.</param>
		/// <param name="n">The name/title.</param>
		/// <param name="isImage">True if the link contains an Image as "visible content".</param>
		/// <param name="lp">The Linked Pages list.</param>
		/// <returns>The formatted Link.</returns>
		private static string BuildLink(string a, string n, bool isImage, List<PageInfo> lp) {
			bool blank = false;
			if(a.StartsWith("^")) {
				blank = true;
				a = a.Substring(1);
			}
			a = EscapeUrl(a);
			StringBuilder sb = new StringBuilder();
			if(a.ToLower().Equals("anchor") && n.StartsWith("#")) {
				sb.Append(@"<a id=""");
				sb.Append(n.Substring(1));
				sb.Append(@"""></a>");
			}
			else if(a.StartsWith("#")) {
				if(n.Length == 0) {
					sb.Append(@"<a class=""internallink""");
					if(blank) sb.Append(@" target=""_blank""");
					sb.Append(@" href=""");
					sb.Append(a);
					sb.Append(@""" title=""");
					sb.Append(a.Substring(1));
					sb.Append(@""">");
					sb.Append(a.Substring(1));
					sb.Append("</a>");
				}
				else {
					sb.Append(@"<a");
					if(blank) sb.Append(@" target=""_blank""");
					sb.Append(@" href=""");
					sb.Append(a);
					sb.Append(@"""");
					if(!isImage) {
						sb.Append(@" class=""internallink"" title=""");
						sb.Append(n);
						sb.Append(@"""");
					}
					sb.Append(">");
					sb.Append(n);
					sb.Append("</a>");
				}
			}
			else if(a.StartsWith("http://") || a.StartsWith("https://") || a.StartsWith("ftp://") || a.StartsWith("file://")) {
				// The link is complete
				if(n.Length == 0) {
					sb.Append(@"<a class=""externallink"" href=""");
					sb.Append(a);
					sb.Append(@""" title=""");
					sb.Append(a);
					sb.Append(@""" target=""_blank"">");
					sb.Append(a);