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181 lines
6.1 KiB
Java
181 lines
6.1 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2020, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.graphic;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.EnumSet;
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import java.util.List;
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import net.sourceforge.plantuml.StringUtils;
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import net.sourceforge.plantuml.api.ThemeStyle;
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import net.sourceforge.plantuml.command.regex.Matcher2;
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import net.sourceforge.plantuml.command.regex.MyPattern;
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import net.sourceforge.plantuml.command.regex.Pattern2;
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import net.sourceforge.plantuml.emoji.Emoji;
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import net.sourceforge.plantuml.sprite.SpriteUtils;
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public class Splitter {
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static final String endFontPattern = "\\</font\\>|\\</color\\>|\\</size\\>|\\</text\\>";
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static final String endSupSub = "\\</sup\\>|\\</sub\\>";
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public static final String fontPattern = "\\<font(\\s+size[%s]*=[%s]*[%g]?\\d+[%g]?|[%s]+color[%s]*=\\s*[%g]?(#[0-9a-fA-F]{6}|\\w+)[%g]?)+[%s]*\\>";
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public static final String fontColorPattern2 = "\\<color[\\s:]+(#[0-9a-fA-F]{6}|#?\\w+)[%s]*\\>";
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public static final String fontSizePattern2 = "\\<size[\\s:]+(\\d+)[%s]*\\>";
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static final String fontSup = "\\<sup\\>";
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static final String fontSub = "\\<sub\\>";
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public static final String qrcodePattern = "\\<qrcode[\\s:]+([^>{}]+)" + "(\\{scale=(?:[0-9.]+)\\})?" + "\\>";
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static final String imgPattern = "\\<img\\s+(src[%s]*=[%s]*[%q%g]?[^\\s%g>]+[%q%g]?[%s]*|vspace\\s*=\\s*[%q%g]?\\d+[%q%g]?\\s*|valign[%s]*=[%s]*[%q%g]?(top|middle|bottom)[%q%g]?[%s]*)+\\>";
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public static final String imgPatternNoSrcColon = "\\<img[\\s:]+([^>{}]+)" + "(\\{scale=(?:[0-9.]+)\\})?" + "\\>";
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public static final String fontFamilyPattern = "\\<font[\\s:]+([^>]+)/?\\>";
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public static final String svgAttributePattern = "\\<text[\\s:]+([^>]+)/?\\>";
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private static final String scale2 = "(" + "(?:\\{scale=|\\*)[0-9.]+\\}?" + ")?";
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private static final String scale = "(" + //
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"[\\{,]?" + //
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"(?:(?:scale=|\\*)[0-9.]+)?" + //
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"(?:,color[= :](?:#[0-9a-fA-F]{6}|\\w+))?" + //
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"\\}?" + //
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")?";
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public static final String emojiPattern = Emoji.pattern();
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public static final String openiconPattern = "\\<&([-\\w]+)" + scale + "\\>";
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public static final String spritePattern2 = "\\<\\$(" + SpriteUtils.SPRITE_NAME + ")" + scale + "\\>";
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public static final String spritePatternForMatch = spritePattern2;
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// "\\<\\$" + SpriteUtils.SPRITE_NAME + "(?:\\{scale=(?:[0-9.]+)\\})?" + "\\>";
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static final String htmlTag;
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static final String linkPattern = "\\[\\[([^\\[\\]]+)\\]\\]";
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public static final String mathPattern = "\\<math\\>(.+?)\\</math\\>";
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public static final String latexPattern = "\\<latex\\>(.+?)\\</latex\\>";
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private static final Pattern2 tagOrText;
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static {
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final StringBuilder sb = new StringBuilder();
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for (FontStyle style : EnumSet.allOf(FontStyle.class)) {
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sb.append(style.getActivationPattern());
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sb.append('|');
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sb.append(style.getDeactivationPattern());
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sb.append('|');
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}
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sb.append(fontPattern);
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sb.append('|');
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sb.append(fontColorPattern2);
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sb.append('|');
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sb.append(fontSizePattern2);
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sb.append('|');
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sb.append(fontSup);
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sb.append('|');
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sb.append(fontSub);
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sb.append('|');
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sb.append(endFontPattern);
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sb.append('|');
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sb.append(endSupSub);
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sb.append('|');
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sb.append(qrcodePattern);
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sb.append('|');
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sb.append(imgPattern);
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sb.append('|');
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sb.append(imgPatternNoSrcColon);
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sb.append('|');
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sb.append(fontFamilyPattern);
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sb.append('|');
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// sb.append(spritePattern);
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// sb.append('|');
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sb.append(linkPattern);
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sb.append('|');
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sb.append(svgAttributePattern);
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htmlTag = sb.toString();
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tagOrText = MyPattern.cmpile(htmlTag + "|.+?(?=" + htmlTag + ")|.+$");
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}
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private final List<String> splitted = new ArrayList<>();
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public Splitter(String s) {
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final Matcher2 matcher = tagOrText.matcher(s);
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while (matcher.find()) {
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String part = matcher.group(0);
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part = StringUtils.showComparatorCharacters(part);
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splitted.add(part);
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}
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}
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List<String> getSplittedInternal() {
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return splitted;
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}
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public static String purgeAllTag(String s) {
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return s.replaceAll(htmlTag, "");
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}
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public List<HtmlCommand> getHtmlCommands(ThemeStyle themeStyle, boolean newLineAlone) {
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final HtmlCommandFactory factory = new HtmlCommandFactory();
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final List<HtmlCommand> result = new ArrayList<>();
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for (String s : getSplittedInternal()) {
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final HtmlCommand cmd = factory.getHtmlCommand(themeStyle, s);
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if (newLineAlone && cmd instanceof Text) {
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result.addAll(splitText((Text) cmd));
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} else {
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result.add(cmd);
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}
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}
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return Collections.unmodifiableList(result);
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}
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private Collection<Text> splitText(Text cmd) {
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String s = cmd.getText();
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final Collection<Text> result = new ArrayList<>();
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while (true) {
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final int x = s.indexOf(Text.TEXT_BS_BS_N.getText());
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if (x == -1) {
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result.add(new Text(s));
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return result;
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}
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if (x > 0) {
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result.add(new Text(s.substring(0, x)));
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}
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result.add(Text.TEXT_BS_BS_N);
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s = s.substring(x + 2);
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}
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}
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}
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