/**
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* Copyright (c) 2018 人人开源 All rights reserved.
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* <p>
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* https://www.renren.io
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* <p>
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* 版权所有，侵权必究！
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*/
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package com.zt.modules.oss.cloud;
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import com.aspose.words.Document;
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import com.aspose.words.SaveFormat;
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import com.baomidou.mybatisplus.core.toolkit.IdWorker;
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import com.spire.xls.Workbook;
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import com.zt.common.exception.ErrorCode;
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import com.zt.common.exception.RenException;
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import com.zt.core.oss.encry.IOssEncryptService;
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import com.zt.modules.oss.enums.CloudChannel;
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import com.zt.modules.oss.model.QdSysOss;
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import com.zt.modules.oss.model.SysOss;
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import org.apache.commons.io.FileUtils;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.MediaType;
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import org.springframework.http.ResponseEntity;
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import org.springframework.util.FileCopyUtils;
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import javax.servlet.ServletOutputStream;
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import javax.servlet.http.HttpServletResponse;
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import java.io.*;
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import java.net.URLEncoder;
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import java.nio.charset.StandardCharsets;
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/**
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* 本地上传
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*
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* @author hehz
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*/
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public class LocalStorageService extends AbstractStorageService {
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private IOssEncryptService ossEncryptService;
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public LocalStorageService(StorageConfig config, QdStorageConfig qdConfig, IOssEncryptService ossEncryptService) {
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this.config = config;
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this.qdConfig = qdConfig;
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this.ossEncryptService = ossEncryptService;
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}
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@Override
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public SysOss upload(byte[] data, String path) {
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return upload(new ByteArrayInputStream(data), path);
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}
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@Override
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public SysOss upload(InputStream inputStream, String path) {
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File file = new File(config.getLocalPath() + File.separator + path);
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try {
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FileUtils.copyToFile(ossEncryptService.encrypt(inputStream), file);
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} catch (IOException e) {
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throw new RenException(ErrorCode.OSS_UPLOAD_FILE_ERROR.getCode(), e, "");
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}
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SysOss oss = new SysOss();
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oss.setId(IdWorker.getId());
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oss.setPath(path);
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oss.setUrl(config.getLocalDomain() + "/sys/oss/content");
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return oss;
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}
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@Override
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public SysOss uploadSuffix(byte[] data, String suffix) {
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return upload(data, getPath(config.getLocalPrefix(), suffix));
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}
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@Override
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public SysOss uploadSuffix(InputStream inputStream, String suffix) {
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return upload(inputStream, getPath(config.getLocalPrefix(), suffix));
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}
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@Override
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public void delete(SysOss oss) {
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if (oss != null) {
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File file = new File(config.getLocalPath() + File.separator + oss.getPath());
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if (file.exists()) {
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File dir = file.getParentFile();
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try {
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if (dir.listFiles().length == 1) {
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FileUtils.forceDelete(dir);
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} else {
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FileUtils.forceDelete(file);
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}
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} catch (IOException e) {
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throw new RenException("本地文件删除失败！");
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}
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}
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}
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}
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public void content(SysOss oss, HttpServletResponse response) throws Exception {
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if (oss == null) {
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throw new IOException("文件不存在！");
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}
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if (CloudChannel.LOCAL.getValue().equals(oss.getChannel())) { // 本地
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String filename = oss.getName();
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if (",gif,jpg,jpeg,png,bmp,".contains("," + oss.getType() + ",")) {// 浏览图片
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response.setContentType("image/jpeg");
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} else {
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response.setContentType("application/octet-stream");
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// response.setHeader("Content-disposition",
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// "attachment;filename=" + new String(filename.getBytes("ISO8859-1"), "UTF-8"));
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response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode(filename, "UTF-8"));
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}
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File file = new File(config.getLocalPath() + File.separator + oss.getPath());
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System.out.println(config.getLocalPath());
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System.out.println(File.separator);
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System.out.println(oss.getPath());
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// 创建文件输入流
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InputStream is = ossEncryptService.decrypt(file);
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// 响应输出流
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ServletOutputStream out = response.getOutputStream();
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// 创建缓冲区
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byte[] buffer = new byte[1024];
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int len = 0;
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while ((len = is.read(buffer)) != -1) {
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out.write(buffer, 0, len);
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}
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is.close();
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out.flush();
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out.close();
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}
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}
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public ResponseEntity<byte[]> content2(SysOss oss) throws Exception {
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if (oss == null) {
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throw new IOException("文件不存在！");
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}
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if (CloudChannel.LOCAL.getValue().equals(oss.getChannel())) { // 本地
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String filename = oss.getName();
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File file = new File(config.getLocalPath() + File.separator + oss.getPath());
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if (file.exists()) {
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try (InputStream in = ossEncryptService.decrypt(file)) {
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// 从文件输入流中读取Word文档的二进制数据并存储在documentBytes数组中
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byte[] documentBytes = new byte[0];
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// 创建HTTP头部，设置内容类型为二进制流，并指定文件名
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HttpHeaders headers = new HttpHeaders();
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// 返回包含二进制数据流的HTTP响应，状态码为200
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if (filename.endsWith(".xls")) {
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// 如果是xls文件，将其转换为xlsx格式
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Workbook workbook = new Workbook();
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workbook.loadFromStream(in); // 使用loadFromStream方法加载xls文件
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ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
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workbook.saveToStream(outputStream, com.spire.xls.FileFormat.Version2013); // 指定文件格式
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documentBytes = outputStream.toByteArray();
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headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);
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}
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if (filename.endsWith(".doc")) {
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// 使用 Aspose.Words 进行文档转换
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Document doc = new Document(in);
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ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
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doc.save(outputStream, SaveFormat.DOCX);
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documentBytes = outputStream.toByteArray();
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headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);
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headers.setContentDispositionFormData("attachment", filename.replace(".doc", ".docx"));
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} else if (filename.endsWith(".docx") || filename.endsWith(".xlsx")) {
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documentBytes = FileCopyUtils.copyToByteArray(in);
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headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);
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headers.setContentDispositionFormData("attachment", filename);
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} else if (filename.endsWith(".pdf")) {
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documentBytes = FileCopyUtils.copyToByteArray(in);
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headers.setContentType(MediaType.APPLICATION_PDF);
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} else if (filename.endsWith(".jpg") || filename.endsWith(".jpeg")) {
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documentBytes = FileCopyUtils.copyToByteArray(in);
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headers.setContentType(MediaType.IMAGE_JPEG);
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} else if (filename.endsWith(".png")) {
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documentBytes = FileCopyUtils.copyToByteArray(in);
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headers.setContentType(MediaType.IMAGE_PNG);
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}
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return new ResponseEntity<>(documentBytes, headers, HttpStatus.OK);
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}
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} else {
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String errorMessage = "文件不存在";
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return new ResponseEntity<>(errorMessage.getBytes(), HttpStatus.NOT_FOUND);
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}
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}
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String errorMessage = "文件不存在";
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return new ResponseEntity<>(errorMessage.getBytes(), HttpStatus.NOT_FOUND);
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}
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public void getCommFile(String fileFlag, HttpServletResponse response) throws Exception {
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if (fileFlag == null) {
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throw new IOException("图片不存在！");
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}
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if ("logo".contains(fileFlag)) {// 浏览图片
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response.setContentType("image/jpeg");
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} else {
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response.setContentType("application/octet-stream");
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// response.setHeader("Content-disposition",
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// "attachment;filename=" + new String(filename.getBytes("ISO8859-1"), "UTF-8"));
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response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode(fileFlag, "UTF-8"));
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}
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String url = config.getLocalPath() + File.separator + "comm-file" + File.separator + fileFlag;
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File file = new File(url);
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System.out.println(url);
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// 创建文件输入流
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InputStream is = ossEncryptService.decrypt(file);
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// 响应输出流
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ServletOutputStream out = response.getOutputStream();
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// 创建缓冲区
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byte[] buffer = new byte[1024];
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int len = 0;
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while ((len = is.read(buffer)) != -1) {
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out.write(buffer, 0, len);
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}
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out.flush();
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out.close();
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}
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public void qdContent(QdSysOss qdSysOss, HttpServletResponse response) throws Exception {
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if (qdSysOss == null) {
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throw new IOException("文件不存在！");
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}
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if (CloudChannel.LOCAL.getValue().equals(qdSysOss.getChannel())) { // 本地
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String filename = qdSysOss.getName();
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if (",gif,jpg,jpeg,png,bmp,".contains("," + qdSysOss.getType() + ",")) {// 浏览图片
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response.setContentType("image/jpeg");
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} else {
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response.setContentType("application/octet-stream");
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// response.setHeader("Content-disposition",
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// "attachment;filename=" + new String(filename.getBytes("ISO8859-1"), "UTF-8"));
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response.setHeader("Content-disposition", "attachment;filename=" + URLEncoder.encode(filename, "UTF-8"));
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}
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File file = new File(qdConfig.getQdLocalPath() + File.separator + qdSysOss.getPath());
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System.out.println("qd：" + qdConfig.getQdLocalPath());
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System.out.println("qd：" + File.separator);
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System.out.println("qd：" + qdSysOss.getPath());
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// 创建文件输入流
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InputStream is = ossEncryptService.decrypt(file);
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// 响应输出流
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ServletOutputStream out = response.getOutputStream();
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// 创建缓冲区
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byte[] buffer = new byte[1024];
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int len = 0;
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while ((len = is.read(buffer)) != -1) {
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out.write(buffer, 0, len);
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}
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is.close();
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out.flush();
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out.close();
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}
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}
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}
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