Package org.lilystudio.smarty4j

Examples of org.lilystudio.smarty4j.Engine

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  @Override
  public void process(Template template, TemplateReader in, String left,
      String right) {
    StringBuilder text = new StringBuilder(64);

    Engine engine = template.getEngine();
    boolean debug = engine.isDebug();
    next: while (true) {
      String line;

      try {
        line = in.readLine();
      } catch (IOException e) {
        // 出现异常的概率极低
        throw new RuntimeException("数据读入异常");
      }

      if (line == null) {
        // 文档已经结束, 如果不是文档函数本身, 则块状函数没有正常结束
        String name = getName();
        if (name == null) {
          try {
            addStatement(new TextStatement(text.toString()));
          } catch (ParseException e) {
            in.addMessage(e);
          }
        } else {
          in.addMessage("没有找到" + name + "的结束标签");
        }
        return;
      }

      try {
        // 对smarty标签进行词法分析
        Object[] words = Analyzer.lexical(line, left, right);
        if (words != null) {
          int size = words.length;
          int wordSize = 2;
          for (int i = 2; i < size;) {
            words[wordSize++] = words[i];
            if (words[i] instanceof ObjectExpression) {
              try {
                i = Analyzer.mergeModifier(engine, template, words, i + 1,
                    size, (ObjectExpression) words[i]);
              } catch (ParseException e) {
                in.addMessage(e);
                continue next;
              }
            } else {
              i++;
            }
          }

          int leftStart = (Integer) words[0];
          int rightEnd = (Integer) words[1];
          text.append(line.substring(0, leftStart));
          // 将当前标签至上一个标签之间的内容设置成文本节点
          addStatement(new TextStatement(text.toString()));
          in.move(leftStart);
          text.setLength(0);
          in.unread(line.substring(rightEnd));
          if (wordSize > 2) {
            Object word2 = words[2];
            // 区块函数的结束标签
            if (Operation.C_DIV == word2) {
              // 结束标签内不能有参数, 必须是{/[NAME]}的方式,
              // 并且结束标签必须与当前块函数相同
              String name = getName();
              Object word3 = words[3];
              if ((wordSize == 4) && word3.equals(name)) {
                return;
              }
              if (name == null) {
                in.addMessage("多余的结束标签");
              } else {
                in.addMessage("错误的结束标签");
              }
            } else {
              // 结束标签没有实质上的处理, 不标记行号,
              // 只要不是结束标签就要标记行号
              if (debug && in.isNewline()) {
                addStatement(new DebugStatement(in.getLineNumber()));
              }
              // smarty的注释语法是两头均为'*'号
              if (Operation.C_MUL == word2) {
                if (wordSize == 3 || Operation.C_MUL != words[wordSize - 1]) {
                  in.addMessage("错误的注释语法");
                }
              } else if (word2 instanceof IExpression) {
                // 如果第一个词是对象表达式, 则是输出语句
                addStatement(new PrintStatement(wordSize > 3 ? Analyzer
                    .mergeExpression(words, 2, wordSize, Operation.OBJECT)
                    : (IExpression) word2));
              } else if (word2 instanceof String) {
                String word = (String) word2;
                // 首个词是字符串, 是函数开始语句
                IFunction function = (IFunction) engine.createNode(word, true);
                function.init(template, word);
                function.syntax(template, words, wordSize);
                if (function.setParent(this)) {
                  addStatement(function);
                }
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        setParent(parent);
      } catch (ParseException e) {
        in.addMessage(e);
      }
    }
    Engine engine = template.getEngine();
    process(template, in, engine.getLeftDelimiter(), engine.getRightDelimiter());
  }
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    } finally {
      in.close();
    }

    // 取得父容器的配置信息
    Engine engine = template.getEngine();
    Map<String, Object> config = context.getConfigures();
    Context parentContext = context.getParent();
    Map<String, Object> parent;
    if (parentContext != null) {
      parent = parentContext.getConfigures();
    } else {
      parent = null;
    }

    // 根据配置加载的级别, 设置配置的内容范围
    for (Enumeration<?> i = prop.propertyNames(); i.hasMoreElements();) {
      String key = i.nextElement().toString();
      String value = prop.getProperty(key);
      config.put(key, value);
      if (type < 2) {
        if (parent != null) {
          parent.put(key, value);
        }
        if (type < 1) {
          engine.addConfig(key, value);
        }
      }
    }
  }
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Related Classes of org.lilystudio.smarty4j.Engine

  • org.lilystudio.smarty4j.statement.Block
  • org.lilystudio.smarty4j.statement.Document
  • org.lilystudio.smarty4j.statement.function.$config_load
  • java.io.InputStream
  • java.io.File
  • java.util.Properties
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