Package net.java.textilej.parser.DocumentBuilder

Examples of net.java.textilej.parser.DocumentBuilder.BlockType

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  private String title;
  private StringBuilder blockContent = new StringBuilder();

  @Override
  protected void openBlock() {
    BlockType blockType;
    if (tag.getTagName().equals("tip")) {
      blockType = BlockType.TIP;
    } else if (tag.getTagName().equals("warning")) {
      blockType = BlockType.WARNING;
    } else if (tag.getTagName().equals("info")) {
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      BufferedReader reader = new BufferedReader(new StringReader(textile));
      String textileLine;
      int lineNumber = 0;
     
      BlockType extendedBlockType = null;
      int extendedBlockNewlines = 0;
      boolean extendedTagRequired = false;
      while ((textileLine = reader.readLine()) != null) {
        ++lineNumber;
       
        builder.textileLine(lineNumber,textileLine);
       
        if (textileLine.length() == 0) {
          if (extendedBlockType == null) {
            endBlock(state.elements);
          } else if (extendedBlockType.isPreformatted()) {
            ++extendedBlockNewlines;
          } else {
            if (!extendedTagRequired) {
              extendedTagRequired = true;
              pop(state.elements,1);
            }
          }
          continue;
        }
        boolean startedNewBlock = false;
       
        boolean table = inTable(state.elements);
        if (!table && BLOCK_START_TABLE_ROW.matcher(textileLine).matches()) {
          endBlock(state.elements);
          state.elements.push(new BlockState(builder,BlockType.TABLE,new Attributes()));
          table = true;
        }
       
        if (table) {
          state.elements.push(new BlockState(builder,BlockType.TABLE_ROW,new Attributes()));
         
          Matcher rowMatcher = TABLE_ROW_PATTERN.matcher(textileLine);
         
          while (rowMatcher.find()) {
            int start = rowMatcher.start();
            if (start == textileLine.length()-1) {
              break;
            }
         
            String alignment = rowMatcher.group(1);
            String headerIndicator = rowMatcher.group(6);
            String text = rowMatcher.group(7);
           
            boolean header = headerIndicator != null && ("_".equals(headerIndicator) || "|".equals(headerIndicator));
           
            String textAlign = null;
            if (alignment != null) {
              if (alignment.equals("<>")) {
                textAlign = "text-align: center;";
              } else if (alignment.equals(">")) {
                textAlign = "text-align: right;";
              } else if (alignment.equals("<")) {
                textAlign = "text-align: left;";
              } else if (alignment.equals("^")) {
                textAlign = "text-align: top;";
              }
            }
            state.elements.push(new BlockState(builder,header?BlockType.TABLE_CELL_HEADER:BlockType.TABLE_CELL_NORMAL,createAttributes(rowMatcher, 2,null,null,textAlign)));
           
            emitTextileLine(text);
           
            pop(state.elements,1);
          }
         
          pop(state.elements,1);
        } else {
          Matcher listBlockMatcher = LIST_BLOCK_MODIFIERS.matcher(textileLine);
          boolean lineContentProcessed = false;
          if (listBlockMatcher.matches()) {
            extendedBlockType = null;
            extendedTagRequired = false;
            String listType = listBlockMatcher.group(1);
            textileLine = listBlockMatcher.group(6);
            int level = listType.length();
            boolean numeric = listType.charAt(level-1) == '#';
           
            adjustList(state.elements,numeric,level,listBlockMatcher,2);
           
            startedNewBlock = true;
          } else {
            Matcher blockModifierMatcher = BLOCK_MODIFIERS.matcher(textileLine);
            if (blockModifierMatcher.matches()) {
              // end any previous block
              extendedBlockType = null;
              extendedTagRequired = false;
              endBlock(state.elements);
              startedNewBlock = true;
             
              String modifierType = blockModifierMatcher.group(1);
              String extended = blockModifierMatcher.group(6);
              textileLine = blockModifierMatcher.group(7);
//             
//              System.out.println("groups: "+blockModifierMatcher.groupCount());
//              for (int x = 1;x<=blockModifierMatcher.groupCount();++x) {
//                System.out.println("\t"+x+": "+blockModifierMatcher.group(x));
//              }
   
              if (modifierType.startsWith("h")) {
                int level = Integer.parseInt(modifierType.substring(1));
                state.elements.push(new HeadingState(builder,level,createAttributes(blockModifierMatcher,2),textileLine));
              } else if (modifierType.equals("p")) {
                state.elements.push(new BlockState(builder,BlockType.PARAGRAPH,createAttributes(blockModifierMatcher,2)));
              } else if (modifierType.equals("pre")) {
                state.elements.push(new BlockState(builder,BlockType.PREFORMATTED,createAttributes(blockModifierMatcher,2)));
              } else if (modifierType.equals("bq")) {
                state.elements.push(new BlockState(builder,BlockType.QUOTE,createAttributes(blockModifierMatcher,2)));
                state.elements.push(new BlockState(builder,BlockType.PARAGRAPH,new Attributes()));
                if (extended != null) {
                  extendedBlockType = BlockType.PARAGRAPH;
                }
              } else if (modifierType.equals("bc")) {
                state.elements.push(new BlockState(builder,BlockType.PREFORMATTED,createAttributes(blockModifierMatcher,2)));
                state.elements.push(new BlockState(builder,BlockType.CODE,new Attributes()));
                if (extended != null) {
                  extendedBlockType = BlockType.CODE;
                }
              } else if (modifierType.startsWith("fn")) {
                String fnId = modifierType.substring(2);
                String elementId = getFootnoteId(state.footnoteIdToHtmlId, fnId);

                state.elements.push(new BlockState(builder,BlockType.PARAGRAPH,createAttributes(blockModifierMatcher,2,elementId,"footnote",null)));
                builder.beginSpan(SpanType.SUPERSCRIPT, new Attributes());
                emitText(fnId);
                builder.endSpan();
              } else if (modifierType.equals("table")) {
                state.elements.push(new BlockState(builder,BlockType.TABLE,createAttributes(blockModifierMatcher,2)));
              } else {
                throw new IllegalStateException(String.format("Unexpected '%s' at line %s",modifierType,lineNumber));
              }
            } else {
              BlockTagProcessor blockProcessor;
              if (dialect != null && ((blockProcessor  = dialect.startBlock(textileLine,0)) != null)) {
                blockProcessor.setParser(this);
                blockProcessor.setParserServices(services);
                blockProcessor.setBuilder(builder);
                blockProcessor.setTextile(textile);
               
                // end any previous block
                extendedBlockType = null;
                extendedTagRequired = false;
                endBlock(state.elements);
                startedNewBlock = true;
               
                int lineOffset = blockProcessor.getLineOffset();
                if (lineOffset < textileLine.length()) {
                  String textileLineEnd = textileLine.substring(lineOffset);
                  if (textileLineEnd.trim().length() > 0) {
                    blockProcessor.process(textileLine,lineOffset);
                  }
                }
                while (!blockProcessor.isBlockClosed()) {
                  if ((textileLine = reader.readLine()) != null) {
                    ++lineNumber;
                    builder.textileLine(lineNumber,textileLine);
                               
                    blockProcessor.process(textileLine, 0);
                  } else {
                    break;
                  }
                }

                blockProcessor.closeBlock();
                lineContentProcessed = true;
                if (textileLine == null) {
                  break;
                }
                if (blockProcessor.getLineOffset() < textileLine.length()) {
                  String textileLineEnd = textileLine.substring(lineOffset);
                  if (textileLineEnd.trim().length() > 0) {
                    textileLine = textileLineEnd;
                    lineContentProcessed = false;
                    state.elements.push(new BlockState(builder,BlockType.PARAGRAPH,createAttributes(blockModifierMatcher,2)));
                    startedNewBlock = true;
                  }
                }
              } else {
                Matcher generativeEmitterMatcher = GENERATIVE_EMITTER_PATTERN.matcher(textileLine);
                if (generativeEmitterMatcher.matches()) {
                  // end any previous block
                  extendedBlockType = null;
                  extendedTagRequired = false;
                  endBlock(state.elements);
                  startedNewBlock = true;
 
                  lineContentProcessed = true;
                  emitText(textileLine.trim());
                }
              }
            }
          }
          if (startedNewBlock) {
            extendedBlockNewlines = 0;
          }
          if (textileLine != null && !lineContentProcessed) {
            lineContentProcessed = true;
            if (!startedNewBlock) {
              if (extendedBlockType != null && extendedBlockType.isPreformatted()) {
                for (int x = 0;x<extendedBlockNewlines;++x) {
                  builder.characters("\n");
                }
              }
              extendedBlockNewlines = 0;
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      elements.push(new BlockState(builder,BlockType.LIST_ITEM,new Attributes())); 
    }
    while (currentLevel < level) {
      ++currentLevel;
     
      BlockType type = numeric?BlockType.NUMERIC_LIST:BlockType.BULLETED_LIST;
      elements.push(new BlockState(builder,type,createAttributes(matcher,matcherAttributeOffset)));
      elements.push(new BlockState(builder,BlockType.LIST_ITEM,new Attributes()));
    }
  }
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        attributes.setStart(numericListSpec);
      }
     
      int level = calculateLevel(spaces);
     
      BlockType type = listSpec == null?BlockType.NUMERIC_LIST:BlockType.BULLETED_LIST;
     
      if (type == BlockType.BULLETED_LIST && "-".equals(listSpec)) {
        attributes.setCssStyle("list-style: square");
      }
     
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
   
      listState.push(new ListState(level,spaces.length(),type));
      builder.beginBlock(type, attributes);
    } else {
      ListAttributes attributes = new ListAttributes();
      Matcher matcher = startPattern.matcher(line);
      if (!matcher.matches()) {
        setClosed(true);
        return 0;
      }
      String spaces = matcher.group(1);
      String listSpec = matcher.group(2);
      String numericListSpec = matcher.group(3);

      if (numericListSpec != null && !"1".equals(numericListSpec)) {
        attributes.setStart(numericListSpec);
      }
     
      int level = calculateLevel(spaces);
     
      BlockType type = listSpec == null?BlockType.NUMERIC_LIST:BlockType.BULLETED_LIST;
     
     
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
     
      for (ListState listState = this.listState.peek();listState.level != level || listState.type != type;listState = this.listState.peek()) {
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    if (blockLineCount == 0) {
      listState = new Stack<ListState>();
      Attributes attributes = new Attributes();
      String listSpec = matcher.group(1);
      int level = calculateLevel(listSpec);
      BlockType type = calculateType(listSpec);
     
      if (type == BlockType.BULLETED_LIST && "-".equals(listSpec)) {
        attributes.setCssStyle("list-style: square");
      }
     
      // 0-offset matches may start with the "*** " prefix.
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
   
      listState.push(new ListState(1,type));
      builder.beginBlock(type, attributes);

      adjustLevel(listSpec, level, type);
    } else {
      Matcher matcher = startPattern.matcher(line);
      if (!matcher.matches()) {
        setClosed(true);
        return 0;
      }
      String listSpec = matcher.group(1);
      int level = calculateLevel(listSpec);
      BlockType type = calculateType(listSpec);
     
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
     
      adjustLevel(listSpec, level, type);
    }
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            if (contents == null) {
              // likely an incomplete line
              return -1;
            }
            int contentsStart = cellMatcher.start(2);
            BlockType type = ("!".equals(kind))?BlockType.TABLE_CELL_HEADER:BlockType.TABLE_CELL_NORMAL;
           
            if (!openRow) {
              openRow(cellMatcher.start(),new Attributes());
            }
            emitCells(contentsStart,type,contents);
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      listState = new Stack<ListState>();
      Attributes attributes = new Attributes();
      String listSpec = matcher.group(1);
      char lastChar = listSpec.charAt(listSpec.length()-1);
      int level = calculateLevel(listSpec);
      BlockType type = calculateType(lastChar);
      BlockType itemType = calculateItemType(lastChar);
     
      if (type == BlockType.BULLETED_LIST && '-' == lastChar) {
        attributes.setCssStyle("list-style: square");
      }
     
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
   
      listState.push(new ListState(1,type,itemType));
      builder.beginBlock(type, attributes);
     
      adjustLevel(lastChar, level, type, itemType);
    } else {
      Matcher matcher = startPattern.matcher(line);
      if (!matcher.matches()) {
        setClosed(true);
        return 0;
      }
      String listSpec = matcher.group(1);
      char lastChar = listSpec.charAt(listSpec.length()-1);
      int lineLevel = calculateLevel(listSpec);
      BlockType type = calculateType(lastChar);
      BlockType itemType = calculateItemType(lastChar);
     
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
     
      continuation = adjustLevel(lastChar, lineLevel, type, itemType);
    }
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    if (blockLineCount == 0) {
      listState = new Stack<ListState>();
      Attributes attributes = new Attributes();
      String listSpec = matcher.group(1);
      int level = calculateLevel(listSpec);
      BlockType type = calculateType(listSpec);
     
      // 0-offset matches may start with the "*** " prefix.
      Textile.configureAttributes(attributes,matcher, 2,true);
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
     
      listState.push(new ListState(1,type));
      builder.beginBlock(type, attributes);
     
      adjustLevel(matcher, level, type);
    } else {
      Matcher matcher = startPattern.matcher(line);
      if (!matcher.matches()) {
        setClosed(true);
        return 0;
      }
      String listSpec = matcher.group(1);
      int level = calculateLevel(listSpec);
      BlockType type = calculateType(listSpec);
      offset = matcher.start(LINE_REMAINDER_GROUP_OFFSET);
     
      adjustLevel(matcher, level, type);
    }
    ++blockLineCount;
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