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net.mingsoft.mdiy.util.ParserUtil Maven / Gradle / Ivy
/**
* Copyright (c) 2012-present 铭软科技(mingsoft.net)
* 本软件及相关文档文件（以下简称“软件”）的版权归 铭软科技 所有
* 遵循 铭软科技《服务协议》中的《保密条款》
*/
package net.mingsoft.mdiy.util;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.map.MapWrapper;
import cn.hutool.core.util.CharsetUtil;
import cn.hutool.core.util.ReUtil;
import cn.hutool.core.util.StrUtil;
import freemarker.cache.FileTemplateLoader;
import freemarker.cache.MultiTemplateLoader;
import freemarker.cache.StringTemplateLoader;
import freemarker.cache.TemplateLoader;
import freemarker.core.ParseException;
import freemarker.core.TemplateClassResolver;
import freemarker.template.*;
import net.mingsoft.base.constant.Const;
import net.mingsoft.basic.util.BasicUtil;
import net.mingsoft.basic.util.SpringUtil;
import net.mingsoft.basic.util.StringUtil;
import net.mingsoft.config.MSProperties;
import net.mingsoft.mdiy.biz.ITagBiz;
import net.mingsoft.mdiy.constant.e.TagTypeEnum;
import net.mingsoft.mdiy.entity.TagEntity;
import net.mingsoft.mdiy.tag.CustomTag;
import net.mingsoft.mdiy.tag.IncludeExTag;
import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.io.ClassPathResource;
import java.io.File;
import java.io.IOException;
import java.io.StringWriter;
import java.sql.Clob;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ParserUtil {
/*
* log4j日志记录
*/
protected final static Logger LOG = LoggerFactory.getLogger(ParserUtil.class);
/**
* 是否开启短链
*/
public static final String SHORT_SWITCH = "shortSwitch";
/**
* 静态文件生成路径;例如：mcms/html/1
*/
public static final String HTML = "html";
/**
* index
*/
public static final String INDEX = "index";
/**
* 文件夹路径名后缀;例如：1/58/71.html
*/
public static final String HTML_SUFFIX = ".html";
/**
* 标签指令前缀
*/
public static final String TAG_PREFIX = "ms_";
/**
* 生成的静态列表页面名;例如：list1.html
*/
public static final String PAGE_LIST = "list-";
/**
* 模板文件后缀名;例如：index.htm
*/
public static final String HTM_SUFFIX = ".htm";
/**
* 是否是动态解析;true:动态、false：静态
*/
public static final String IS_DO = "isDo";
/**
* 当前系统访问路径
*/
public static final String URL = "url";
/**
* 栏目实体;
*/
public static final String COLUMN = "column";
/**
* 文章编号
*/
public static final String ID = "id";
/**
* 字段名称
*/
public static final String FIELD = "field";
/**
* 自定义模型表名;
*/
public static final String TABLE_NAME = "tableName";
/**
* 模块路径;
*/
public static final String MODEL_NAME = "modelName";
/**
* 分页，提供給解析传递给sql解析使用
*/
public static final String PAGE = "pageTag";
/**
* 栏目编号;原标签没有使用驼峰命名
*/
public static final String TYPE_ID = "typeid";
/**
* 站点编号
*/
public static final String APP_ID = "appId";
/**
* 站点目录
*/
public static final String APP_DIR = "appDir";
/**
* 初始化Configuration
*/
public static Configuration cfg = new Configuration(Configuration.VERSION_2_3_0);
/**
* 文件模板渲染
*/
public static FileTemplateLoader ftl = null;
/**
* 字符串模板渲染
*/
public static StringTemplateLoader stringLoader;
/**
* 系统预设需要特殊条件的标签
*/
public static List systemTag1 = CollUtil.toList("field", "pre", "page", "next");
/**
* 线程锁，Configuration的共享变量不是线程安全的，这会导致在执行列表标签的时候会执行到重复的sql，因此需要给方法上锁
*/
public static final Lock LOCK = new ReentrantLock();
/**
* 获取模板文件夹
* @return ms.upload.template + 应用编号
*/
public static String buildTemplatePath() {
return ParserUtil.buildTemplatePath(null);
}
/**
* 拼接模板文件路径
*
* @param path 主题下对应的htm模板文件
* @return 完整的模板文件路径
*/
public static String buildTemplatePath(String path) {
return ParserUtil.buildTemplatePath(null,path);
}
/**
* 上下文路径
*/
public static final String CONTEXT_PATH = "contextPath";
/**
* 更具指定皮肤生成模板
* @param style 指定主题获取模板
* @param path 主题下对应的htm模板文件
* @return
*/
public static String buildTemplatePath(String style,String path) {
String uploadTemplatePath = MSProperties.upload.template;
if (BasicUtil.getWebsiteApp() != null) {
return BasicUtil.getRealPath(uploadTemplatePath + File.separator + BasicUtil.getWebsiteApp().getAppId() + File.separator
+ (style != null ? (File.separator + style) : BasicUtil.getWebsiteApp().getAppStyle() ) + (path != null ? (File.separator + path) : ""));
} else {
return BasicUtil.getRealPath(uploadTemplatePath + File.separator + BasicUtil.getApp().getAppId() + File.separator
+ (style != null ? (File.separator + style) : BasicUtil.getApp().getAppStyle()) + (path != null ? (File.separator + path) : ""));
}
}
/**
* 拼接生成后的路径地址
* @param path 当前业务路径
* @param appDir 站点路径，根据应用设置配置
* @param htmlDir 静态文件根路径，根据yml配置，默认html
* @return
*/
public static String buildHtmlPath(String path,String htmlDir,String appDir) {
return BasicUtil.getRealPath(htmlDir) + File.separator + appDir + File.separator + path
+ HTML_SUFFIX;
}
/**
* 根据文本内容渲染模板
*
* @param root 参数值
* @param content 模板内容
* @return 渲染后的内容
*/
public static String rendering(Map root, String content) throws IOException, TemplateException {
Configuration cfg = new Configuration(Configuration.VERSION_2_3_0);
StringTemplateLoader stringLoader = new StringTemplateLoader();
stringLoader.putTemplate("template", content);
cfg.setNewBuiltinClassResolver(TemplateClassResolver.ALLOWS_NOTHING_RESOLVER);
cfg.setNumberFormat("#");
cfg.setTemplateLoader(stringLoader);
cfg.setSharedVariable("MUtil", new MUtil());
Template template = cfg.getTemplate("template", "utf-8");
StringWriter writer = new StringWriter();
template.process(root, writer);
return writer.toString();
}
/**
* 根据模板文件渲染
*
* @param templatePath 模板路径
* @return
* @throws TemplateNotFoundException
* @throws MalformedTemplateNameException
* @throws ParseException
* @throws IOException
*/
public static int getPageSize(String templatePath, int defaultSize) {
//组织模板路径
String buildTempletPath = ParserUtil.buildTemplatePath();
// 读取模板文件
String content = FileUtil.readString(FileUtil.file(buildTempletPath, templatePath), CharsetUtil.CHARSET_UTF_8);
// 创建 Pattern 对象
Pattern pattern = Pattern.compile("\\{(.*?)ispaging=true(.*?)\\}");
// 现在创建 matcher 对象
Matcher m = pattern.matcher(content);
String size = null;
if (m.find()) {
size = ReUtil.extractMulti("size=(\\d*)", m.group(1), "$1");
//没有找到继续找
if (size == null) {
size = ReUtil.extractMulti("size=(\\d*)", m.group(2), "$1");
}
if (size != null) {
defaultSize = Integer.parseInt(size);
}
LOG.debug("获取分页的size:{}", size);
}
return defaultSize;
}
/**
* 渲染模板
*
* @param templatePath 模板路径
* @param map 传入参数
* @return
* @throws TemplateNotFoundException
* @throws MalformedTemplateNameException
* @throws ParseException
* @throws IOException
*/
public static String rendering(String templatePath, Map map)
throws TemplateNotFoundException, MalformedTemplateNameException, ParseException, IOException {
// todo 上锁
LOCK.lock();
try {
//组织模板路径
String buildTempletPath = ParserUtil.buildTemplatePath();
//读取标签
ITagBiz tagBiz = SpringUtil.getBean(ITagBiz.class);
List list = tagBiz.list();
//初始化
if (ftl == null || !buildTempletPath.equals(ftl.baseDir.getPath())) {
stringLoader = new StringTemplateLoader();
ftl = new FileTemplateLoader(new File(buildTempletPath));
MultiTemplateLoader multiTemplateLoader = new MultiTemplateLoader(new TemplateLoader[]{stringLoader, ftl});
cfg.setNewBuiltinClassResolver(TemplateClassResolver.ALLOWS_NOTHING_RESOLVER);
cfg.setNumberFormat("#");
cfg.setTemplateLoader(multiTemplateLoader);
cfg.setSharedVariable("MUtil", new MUtil());
//自动导入宏
ClassPathResource classPathResource = new ClassPathResource("WEB-INF/macro.ftl");
String template = IOUtils.toString(classPathResource.getInputStream(), "UTF-8");
StringBuffer sb = new StringBuffer(template);
//读取自定义宏
list.forEach(tag -> {
TagTypeEnum typeEnum = TagTypeEnum.get(tag.getTagType());
if (typeEnum == TagTypeEnum.MACRO) {//列表标签
sb.append(tag.getTagSql());
}
});
stringLoader.putTemplate("macro.ms", sb.toString());
cfg.setClassicCompatible(true);
cfg.addAutoInclude("macro.ms");
}
// 读取模板文件
String temp = FileUtil.readString(FileUtil.file(buildTempletPath, templatePath), CharsetUtil.CHARSET_UTF_8);
//获取自定义模板
Template template = null;
//替换标签
temp = replaceTag(temp);
//添加自定义模板
stringLoader.putTemplate("ms:custom:" + templatePath, temp);
try {
template = cfg.getTemplate("ms:custom:" + templatePath, Const.UTF8);
} catch (Exception e) {
LOG.debug("模板错误");
e.printStackTrace();
LOG.debug(temp);
}
//设置兼容模式
cfg.setClassicCompatible(true);
//设置扩展include
cfg.setSharedVariable(TAG_PREFIX + "includeEx", new IncludeExTag(buildTempletPath, stringLoader));
list.forEach(tag -> {
//添加自定义标签
if (StrUtil.isNotBlank(tag.getTagName())) {
TagTypeEnum typeEnum = TagTypeEnum.get(tag.getTagType());
if (typeEnum == TagTypeEnum.LIST) {//列表标签
cfg.setSharedVariable(TAG_PREFIX + tag.getTagName(), new CustomTag(map, tag));
}
if (typeEnum == TagTypeEnum.SINGLE && (!systemTag1.contains(tag.getTagName())
//文字内容需要id参数
|| (map.containsKey("id") && tag.getTagName().equals("field"))
//分页需要pageTag参数
|| (map.containsKey("pageTag") && (tag.getTagName().equals("pre")
|| tag.getTagName().equals("next") || tag.getTagName().equals("page")))
)) {
String sql = null;
try {
sql = rendering(map, tag.getTagSql());
List _list = (List) tagBiz.excuteSql(sql);
if (_list.size() > 0) {
if (_list.get(0) != null) {
MapWrapper mw = new MapWrapper<>((HashMap) _list.get(0));
//把Clob类型转化成string
mw.forEach(x-> {
if (x.getValue() instanceof Clob) {
x.setValue(StringUtil.clobStr((Clob) x.getValue()));
}
});
}
map.put(tag.getTagName(), _list.get(0));
}
} catch (IOException e) {
LOG.error("", e);
} catch (TemplateException e) {
LOG.error("", e);
}
}
}
});
StringWriter writer = new StringWriter();
template.process(map, writer);
return writer.toString();
} catch (Exception e) {
LOG.error("渲染错误", e);
e.printStackTrace();
} finally {
// TODO 解锁
LOCK.unlock();
}
return null;
}
/**
* 标签替换
*
* @param content 模板内容
* @return 替换后的内容
*/
public static String replaceTag(String content) {
// 创建 Pattern 对象
//替include标签 <#include "header.htm" /> 或者 <#include "header.htm"> 转换为 <@ms_includeEx template=header.htm/>
content = content.replaceAll("<#include(.*)/>", StrUtil.format("<@{}includeEx template=$1/>", TAG_PREFIX));
content = content.replaceAll("<#include(.*)>", StrUtil.format("<@{}includeEx template=$1/>", TAG_PREFIX));
//替换全局标签{ms:global.name/} 转换为{global.name/}
content = content.replaceAll("\\{ms:([^\\}]+)/\\}", "\\${$1}");
//替换全局标签 {@ms:file */} 转换为<@ms_file */>
content = content.replaceAll("\\{@ms:([^\\}]+)/\\}", StrUtil.format("<@{}$1/>", TAG_PREFIX));
//替换列表开头标签 {ms:arclist *} 转换为{@ms_arclist */}
content = content.replaceAll("\\{ms:([^\\}]+)\\}", StrUtil.format("<@{}$1>", TAG_PREFIX));
//替换列表结束标签 {/ms:arclist *} 转换为{/@ms_arclist}
content = content.replaceAll("\\{/ms:([^\\}]+)\\}", StrUtil.format("", TAG_PREFIX));
//替换内容老的标签 [field.*/] 转换为${filed.*}
content = content.replaceAll("\\[([^\\]]+)/\\]", "\\${$1}");
return content;
}
}
