package com.moon.server.service.show;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.moon.server.entity.ctrl.DownloadReqEntity;
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import com.moon.server.entity.data.DownloadEntity;
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import com.moon.server.entity.sys.AttachEntity;
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import com.moon.server.entity.sys.UserEntity;
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import com.moon.server.mapper.all.BasicMapper;
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import com.moon.server.mapper.all.GeomBaseMapper;
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import com.moon.server.mapper.data.DownloadMapper;
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import com.moon.server.service.all.BaseQueryService;
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import com.moon.server.service.data.MetaService;
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import com.moon.server.helper.*;
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import net.lingala.zip4j.ZipFile;
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import net.lingala.zip4j.model.ZipParameters;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.io.File;
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import java.util.*;
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/**
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* 资料馆
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* @author WWW
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*/
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@Service
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public class DataLibService {
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@Autowired
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PathHelper pathHelper;
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@Autowired
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MetaService metaService;
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@Autowired
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DownloadMapper downloadMapper;
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@Autowired
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BaseQueryService baseQueryService;
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private final static Log log = LogFactory.getLog(DataLibService.class);
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/**
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* 查询DB中溢出的单位编码
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*/
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public List<String> selectDbOverflowDep(UserEntity ue, DownloadReqEntity dr) {
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if (!StringHelper.isEmpty(dr.getWkt())) {
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return selectDbOverflowDep4Wkt(ue, dr);
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}
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return selectDbOverflowDep4Prop(ue, dr);
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}
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/**
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* 查询DB中溢出的单位编码-空间查询
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*/
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public List<String> selectDbOverflowDep4Wkt(UserEntity ue, DownloadReqEntity dr) {
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List<String> rs = new ArrayList<>();
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for (String entity : dr.getEntities()) {
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GeomBaseMapper<?> baseMapper = ClassHelper.getGeoBaseMapper(entity);
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if (null == baseMapper) {
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continue;
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}
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QueryWrapper wrapper = getWrapper4DbOverflow(ue, dr);
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Integer srid = baseQueryService.getSrid(baseMapper);
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wrapper.apply(String.format("ST_Intersects(ST_PolygonFromText('%s', %d), geom)", dr.getWkt(), srid));
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List<String> ids = baseMapper.selectObjs(wrapper);
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addDepCodes(rs, ids);
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}
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return rs;
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}
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/**
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* 查询DB中溢出的单位编码-属性查询
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*/
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public List<String> selectDbOverflowDep4Prop(UserEntity ue, DownloadReqEntity dr) {
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List<String> rs = new ArrayList<>();
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BasicMapper<?> baseMapper = ClassHelper.getBasicMapper(dr.getEntities().get(0));
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if (null == baseMapper) {
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return rs;
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}
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QueryWrapper wrapper = getWrapper4DbOverflow(ue, dr);
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List<String> ids = baseMapper.selectObjs(wrapper);
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addDepCodes(rs, ids);
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return rs;
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}
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/**
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* 查询DB中溢出单位编码的查询包装器
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*/
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private <T> QueryWrapper<T> getWrapper4DbOverflow(UserEntity ue, DownloadReqEntity dr) {
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QueryWrapper<T> wrapper = new QueryWrapper<T>();
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wrapper.select("depid");
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wrapper.groupBy("depid");
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wrapper.apply("depid is not null and depid not like '" + ue.getDepcode() + "%'");
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if (null != dr.getIds() && dr.getIds().size() > 0) {
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wrapper.apply(String.format("gid in (%s)", StringHelper.join(dr.getIds(), ",")));
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} else {
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baseQueryService.addFilterWrapper(wrapper, dr.getFilter());
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}
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String dirs = copeCodes(dr.getDirs(), "dirid");
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if (!StringHelper.isEmpty(dirs)) {
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wrapper.apply(dirs);
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}
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if (!StringHelper.isEmpty(dr.getDepcode())) {
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wrapper.likeRight("depid", dr.getDepcode());
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}
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return wrapper;
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}
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/**
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* 添加单位编码
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*/
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private void addDepCodes(List<String> rs, List<String> ids) {
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if (null == ids || ids.isEmpty()) {
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return;
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}
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for (String id : ids) {
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if (StringHelper.isEmpty(id)) {
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continue;
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}
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if (!rs.contains(id)) {
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rs.add(id);
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}
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}
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}
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/**
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* 请求DB数据下载
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*/
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public String downloadDbReq(UserEntity ue, DownloadReqEntity dr) throws Exception {
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Map<String, List<?>> dataMap = new HashMap<>(2);
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Map<String, List<AttachEntity>> annexMap = new HashMap<>(2);
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queryData(dr, dataMap, annexMap);
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if (dataMap.size() == 0) {
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return null;
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}
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String tempName = StringHelper.YMDHMS2_FORMAT.format(new Date());
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String tempPath = pathHelper.getTempPath(tempName);
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String gdbPath = tempPath + File.separator + "tabs.gdb";
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File gdbFile = new File(gdbPath);
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if (gdbFile.exists() && gdbFile.isDirectory()) {
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FileHelper.deleteDir(gdbPath);
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}
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GdbHelper.createGdb(gdbPath, dataMap);
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String zipFile = pathHelper.getDownloadFullPath() + File.separator + tempName + ".gdb.zip";
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ZipFile zip = Zip4jHelper.createZipFile(zipFile, dr.getPwd());
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ZipParameters params = Zip4jHelper.getZipParams(true);
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zip.addFolder(new File(gdbPath), params);
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// zip.addFolder(new File(annexPath), params)
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metaService.addAnnex(zip, params, annexMap);
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String dbPwd = Md5Helper.reverse(Md5Helper.generate(dr.getPwd()));
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DownloadEntity de = getDownloadEntity(ue, zipFile, dbPwd);
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int rows = downloadMapper.insert(de);
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return rows > 0 ? de.getGuid() : null;
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}
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/**
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* 查询数据+附件
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*/
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private void queryData(DownloadReqEntity dr, Map<String, List<?>> dataMap, Map<String, List<AttachEntity>> annexMap) {
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for (String entity : dr.getEntities()) {
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try {
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BasicMapper baseMapper = ClassHelper.getBasicMapper(entity);
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if (null == baseMapper) {
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continue;
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}
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QueryWrapper wrapper = createQueryWrapper(baseMapper, dr);
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metaService.addData(entity, baseMapper, wrapper, dataMap, annexMap);
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} catch (Exception ex) {
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log.error(ex.getMessage(), ex);
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}
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}
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}
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/**
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* 创建查询包装器
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*/
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private <T> QueryWrapper<T> createQueryWrapper(BasicMapper baseMapper, DownloadReqEntity dr) {
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QueryWrapper<T> wrapper = new QueryWrapper<T>();
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String dirs = copeCodes(dr.getDirs(), "dirid");
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if (!StringHelper.isEmpty(dirs)) {
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wrapper.apply(dirs);
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}
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if (!StringHelper.isEmpty(dr.getDepcode())) {
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// wrapper.apply(String.format("depid like '%s'", StringHelper.getRightLike(dr.getDepcode())))
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wrapper.likeRight("depid", dr.getDepcode());
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}
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if (baseMapper instanceof GeomBaseMapper) {
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wrapper.select("ST_AsText(geom) as geom, *");
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if (!StringHelper.isEmpty(dr.getWkt())) {
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Integer srid = baseQueryService.getSrid((GeomBaseMapper) baseMapper);
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wrapper.apply(String.format("ST_Intersects(ST_PolygonFromText('%s', %d), geom)", dr.getWkt(), srid));
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}
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}
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if (null != dr.getIds() && dr.getIds().size() > 0) {
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wrapper.apply(String.format("gid in (%s)", StringHelper.join(dr.getIds(), ",")));
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} else {
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baseQueryService.addFilterWrapper(wrapper, dr.getFilter());
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}
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return wrapper;
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}
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/**
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* 创建附件 *
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*/
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private void createAnnex(String annexPath, Map<String, List<AttachEntity>> annexMap) {
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if (annexMap.size() == 0) {
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return;
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}
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String uploadPath = pathHelper.getConfig().getUploadPath();
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for (String key : annexMap.keySet()) {
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String targetPath = annexPath + File.separator + key;
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File targetFile = new File(targetPath);
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if (!targetFile.exists() || !targetFile.isDirectory()) {
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targetFile.mkdirs();
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}
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for (AttachEntity ae : annexMap.get(key)) {
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try {
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File srcFile = new File(uploadPath + File.separator + ae.getPath());
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if (!srcFile.exists() || srcFile.isDirectory()) {
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continue;
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}
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File destFile = new File(targetPath + File.separator + ae.getName());
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if (destFile.exists() && !destFile.isDirectory()) {
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continue;
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}
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FileHelper.copyFile(srcFile, destFile);
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} catch (Exception ex) {
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log.error(ex.getMessage(), ex);
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}
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}
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}
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}
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/**
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* 获取下载实体类
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*/
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private DownloadEntity getDownloadEntity(UserEntity ue, String file, String pwd) {
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DownloadEntity de = new DownloadEntity();
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de.setName(FileHelper.getFileName(file));
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// 1-Shp文件，2-专题图，3-元数据，4-业务数据，5-管道分析，6-统计报告，7-附件文件，8-瓦片文件
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de.setType(4);
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de.setSizes(FileHelper.sizeToMb(new File(file).length()));
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de.setDepid(ue.getDepid());
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de.setDcount(0);
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de.setPwd(pwd);
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de.setUrl(FileHelper.getRelativePath(file));
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de.setDescr("业务数据文件");
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de.setGuid(FileHelper.getFileMd5(file));
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de.setCreateUser(ue.getId());
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// de.setGeom(null)
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return de;
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}
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/**
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* 处理编码
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*/
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public static String copeCodes(String codes, String field) {
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if (StringHelper.isEmpty(codes) || StringHelper.isSqlInjection(codes)) {
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return null;
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}
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List<String> list = codesAsList(codes);
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removeDuplicate(list);
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setRightLike(list, field);
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return "(" + StringHelper.join(list, " or ") + ")";
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}
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/**
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* 单位编码转集合
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*/
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private static List<String> codesAsList(String codes) {
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List<String> list = Arrays.asList(codes.split(","));
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Set set = new HashSet(list);
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List<String> newList = new ArrayList<>(set);
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Collections.sort(newList);
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return newList;
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}
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/**
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* 去除重复
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*/
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private static void removeDuplicate(List<String> list) {
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int i = 0;
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while (i < list.size()) {
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int j = findStr(list, i);
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if (j > -1) {
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list.remove(j);
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continue;
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}
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i++;
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}
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}
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/**
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* 查找字符串
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*/
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private static int findStr(List<String> list, int i) {
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String source = list.get(i);
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for (int j = i + 1, c = list.size(); j < c; j++) {
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if (list.get(j).startsWith(source)) {
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return j;
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}
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}
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return -1;
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}
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/**
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* 设置 右like
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*/
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private static void setRightLike(List<String> list, String field) {
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for (int i = 0, c = list.size(); i < c; i++) {
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String str = String.format("%s like '%s%%'", field, list.get(i));
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list.set(i, str);
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}
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}
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}
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