de/backend/src/main/java/io/dataease/service/sys/PluginService.java
2021-05-11 16:30:21 +08:00

135 lines
4.4 KiB
Java

package io.dataease.service.sys;
import com.google.gson.Gson;
import io.dataease.base.domain.MyPlugin;
import io.dataease.base.mapper.MyPluginMapper;
import io.dataease.base.mapper.ext.ExtSysPluginMapper;
import io.dataease.base.mapper.ext.query.GridExample;
import io.dataease.commons.utils.BeanUtils;
import io.dataease.commons.utils.DeFileUtils;
import io.dataease.commons.utils.ZipUtils;
import io.dataease.controller.sys.base.BaseGridRequest;
import io.dataease.plugins.config.LoadjarUtil;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import javax.annotation.Resource;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import java.util.Map;
@Service
public class PluginService {
@Value("${dataease.plugin.dir:/opt/dataease/plugins/}")
private String pluginDir;
private final static String pluginJsonName = "plugin.json";
@Resource
private ExtSysPluginMapper extSysPluginMapper;
@Resource
private MyPluginMapper myPluginMapper;
@Resource
private LoadjarUtil loadjarUtil;
public List<MyPlugin> query(BaseGridRequest request) {
GridExample gridExample = request.convertExample();
List<MyPlugin> results = extSysPluginMapper.query(gridExample);
return results;
}
/**
* 从本地安装处插件
* @param file
* @return
*/
public Map<String, Object> localInstall(MultipartFile file) {
//1.上传文件到服务器pluginDir目录下
File dest = DeFileUtils.upload(file, pluginDir+"temp/");
//2.解压目标文件dest 得到plugin.json和jar
String folder = pluginDir+"folder/";
try {
ZipUtils.upZipFile(dest, folder);
} catch (IOException e) {
// 需要删除文件
e.printStackTrace();
}
//3.解析plugin.json 失败则 直接返回错误 删除文件
File folderFile = new File(folder);
File[] jsonFiles = folderFile.listFiles(this::isPluginJson);
if (ArrayUtils.isEmpty(jsonFiles)) {
throw new RuntimeException("缺少插件描述文件");
}
MyPlugin myPlugin = formatJsonFile(jsonFiles[0]);
//4.加载jar包 失败则 直接返回错误 删除文件
File[] jarFiles = folderFile.listFiles(this::isPluginJar);
if (ArrayUtils.isEmpty(jarFiles)) {
throw new RuntimeException("缺少插件jar文件");
}
File jarFile = jarFiles[0];
String jarRoot = pluginDir+"jar/";
String jarPath = null;
try {
jarPath = DeFileUtils.copy(jarFile, jarRoot);
} catch (IOException e) {
e.printStackTrace();
}
loadjarUtil.loadJar(jarPath);
//5.写表到my_plugin
myPlugin.setPluginId(0L);
myPluginMapper.insert(myPlugin);
return null;
}
//判断当前文件是否实插件描述文件
//文件名称必须plugin.json
private boolean isPluginJson(File file) {
return StringUtils.equals(file.getName(), pluginJsonName);
}
private boolean isPluginJar(File file) {
String name = file.getName();
return StringUtils.equals(DeFileUtils.getExtensionName(name), "jar");
}
/**
* 从plugin.json文件反序列化为MyPlugin实例对象
* @return
*/
private MyPlugin formatJsonFile(File file) {
String str = DeFileUtils.readJson(file);
Gson gson = new Gson();
Map<String, Object> myPlugin = gson.fromJson(str, Map.class);
myPlugin.put("free", (Double)myPlugin.get("free") > 0.0);
MyPlugin result = new MyPlugin();
try {
org.apache.commons.beanutils.BeanUtils.populate(result, myPlugin);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
//BeanUtils.copyBean(result, myPlugin);
return result;
}
/**
* 从插件商城远程安装插件
* 2.0版本实现
* @param params
* @return
*/
public Map<String, Object> remoteInstall(Map<String, Object> params) {
return null;
}
}