|
@@ -0,0 +1,226 @@
|
|
|
+package com.boman.common.core.utils.file;
|
|
|
+
|
|
|
+import java.io.File;
|
|
|
+import java.io.IOException;
|
|
|
+
|
|
|
+import com.boman.common.core.config.HuaWeiConfig;
|
|
|
+import com.boman.common.core.config.NginxConfig;
|
|
|
+import com.boman.common.core.config.RuoYiConfig;
|
|
|
+import com.boman.common.core.constant.Constants;
|
|
|
+import com.boman.common.core.exception.file.FileNameLengthLimitExceededException;
|
|
|
+import com.boman.common.core.exception.file.FileSizeLimitExceededException;
|
|
|
+import com.boman.common.core.exception.file.InvalidExtensionException;
|
|
|
+import com.boman.common.core.utils.DateUtils;
|
|
|
+import com.boman.common.core.utils.IdUtils;
|
|
|
+import com.boman.common.core.utils.StringUtils;
|
|
|
+import org.apache.commons.io.FilenameUtils;
|
|
|
+import org.springframework.web.multipart.MultipartFile;
|
|
|
+
|
|
|
+
|
|
|
+/**
|
|
|
+ * 文件上传工具类
|
|
|
+ *
|
|
|
+ * @author ruoyi
|
|
|
+ */
|
|
|
+public class FileUploadUtils {
|
|
|
+ /**
|
|
|
+ * 默认大小 50M
|
|
|
+ */
|
|
|
+ public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 默认的文件名最大长度 100
|
|
|
+ */
|
|
|
+ public static final int DEFAULT_FILE_NAME_LENGTH = 100;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 默认上传的地址
|
|
|
+ */
|
|
|
+ private static String defaultBaseDir = RuoYiConfig.getProfile();
|
|
|
+
|
|
|
+ public static void setDefaultBaseDir(String defaultBaseDir) {
|
|
|
+ FileUploadUtils.defaultBaseDir = defaultBaseDir;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static String getDefaultBaseDir() {
|
|
|
+ return defaultBaseDir;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 以默认配置进行文件上传
|
|
|
+ *
|
|
|
+ * @param file 上传的文件
|
|
|
+ * @return 文件名称
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static final String upload(MultipartFile file) throws IOException {
|
|
|
+ try {
|
|
|
+ return upload(getDefaultBaseDir(), file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
|
|
|
+ } catch (Exception e) {
|
|
|
+ throw new IOException(e.getMessage(), e);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 根据文件路径上传
|
|
|
+ *
|
|
|
+ * @param baseDir 相对应用的基目录
|
|
|
+ * @param file 上传的文件
|
|
|
+ * @return 文件名称
|
|
|
+ * @throws IOException
|
|
|
+ */
|
|
|
+ public static final String upload(String baseDir, MultipartFile file) throws IOException {
|
|
|
+ try {
|
|
|
+ return upload(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
|
|
|
+ } catch (Exception e) {
|
|
|
+ throw new IOException(e.getMessage(), e);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 文件上传
|
|
|
+ *
|
|
|
+ * @param baseDir 相对应用的基目录
|
|
|
+ * @param file 上传的文件
|
|
|
+ * @param allowedExtension 上传文件类型
|
|
|
+ * @return 返回上传成功的文件名
|
|
|
+ * @throws FileSizeLimitExceededException 如果超出最大大小
|
|
|
+ * @throws FileNameLengthLimitExceededException 文件名太长
|
|
|
+ * @throws IOException 比如读写文件出错时
|
|
|
+ * @throws InvalidExtensionException 文件校验异常
|
|
|
+ */
|
|
|
+ public static final String upload(String baseDir, MultipartFile file, String[] allowedExtension)
|
|
|
+ throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
|
|
|
+ InvalidExtensionException {
|
|
|
+ int fileNamelength = file.getOriginalFilename().length();
|
|
|
+ if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH) {
|
|
|
+ throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH);
|
|
|
+ }
|
|
|
+
|
|
|
+ assertAllowed(file, allowedExtension);
|
|
|
+
|
|
|
+ String fileName = extractFilename(file);
|
|
|
+
|
|
|
+ String pathFileName = saveFile(baseDir, fileName, file);
|
|
|
+ return pathFileName;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static String saveFile(String baseDir, String fileName, MultipartFile file) throws IOException {
|
|
|
+ String pathFileName = null;
|
|
|
+ if (HuaWeiConfig.isEnabled()) {
|
|
|
+ pathFileName = HuaWeiConfig.saveHuaWeiOBS(baseDir, fileName, file);
|
|
|
+ } else if (NginxConfig.isEnabled()) {
|
|
|
+ pathFileName = saveNginx(baseDir, fileName, file);
|
|
|
+ } else {
|
|
|
+ pathFileName = saveTheLocal(baseDir, fileName, file);
|
|
|
+ }
|
|
|
+ return pathFileName;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ public static String saveTheLocal(String baseDir, String fileName, MultipartFile file) throws IOException {
|
|
|
+ File desc = getAbsoluteFile(baseDir, fileName);
|
|
|
+ file.transferTo(desc);
|
|
|
+ return getPathFileName(baseDir, fileName);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static String saveNginx(String baseDir, String fileName, MultipartFile file) throws IOException {
|
|
|
+ File desc = getAbsoluteFile(NginxConfig.getPath() + baseDir, fileName);
|
|
|
+ file.transferTo(desc);
|
|
|
+ return NginxConfig.getUrl() + getPathFileName(NginxConfig.getPath() + baseDir, fileName);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 编码文件名
|
|
|
+ */
|
|
|
+ public static final String extractFilename(MultipartFile file) {
|
|
|
+ String fileName = file.getOriginalFilename();
|
|
|
+ String extension = getExtension(file);
|
|
|
+ fileName = DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + extension;
|
|
|
+ return fileName;
|
|
|
+ }
|
|
|
+
|
|
|
+ private static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException {
|
|
|
+ File desc = new File(uploadDir + File.separator + fileName);
|
|
|
+
|
|
|
+ if (!desc.getParentFile().exists()) {
|
|
|
+ desc.getParentFile().mkdirs();
|
|
|
+ }
|
|
|
+ if (!desc.exists()) {
|
|
|
+ desc.createNewFile();
|
|
|
+ }
|
|
|
+ return desc;
|
|
|
+ }
|
|
|
+
|
|
|
+ private static final String getPathFileName(String uploadDir, String fileName) throws IOException {
|
|
|
+ int dirLastIndex = RuoYiConfig.getProfile().length() + 1;
|
|
|
+ String currentDir = StringUtils.substring(uploadDir, dirLastIndex);
|
|
|
+ String pathFileName = Constants.RESOURCE_PREFIX + "/" + currentDir + "/" + fileName;
|
|
|
+ return pathFileName;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 文件大小校验
|
|
|
+ *
|
|
|
+ * @param file 上传的文件
|
|
|
+ * @return
|
|
|
+ * @throws FileSizeLimitExceededException 如果超出最大大小
|
|
|
+ * @throws InvalidExtensionException
|
|
|
+ */
|
|
|
+ public static final void assertAllowed(MultipartFile file, String[] allowedExtension)
|
|
|
+ throws FileSizeLimitExceededException, InvalidExtensionException {
|
|
|
+ long size = file.getSize();
|
|
|
+ if (DEFAULT_MAX_SIZE != -1 && size > DEFAULT_MAX_SIZE) {
|
|
|
+ throw new FileSizeLimitExceededException(DEFAULT_MAX_SIZE / 1024 / 1024);
|
|
|
+ }
|
|
|
+
|
|
|
+ String fileName = file.getOriginalFilename();
|
|
|
+ String extension = getExtension(file);
|
|
|
+ if (allowedExtension != null && !isAllowedExtension(extension, allowedExtension)) {
|
|
|
+ if (allowedExtension == MimeTypeUtils.IMAGE_EXTENSION) {
|
|
|
+ throw new InvalidExtensionException.InvalidImageExtensionException(allowedExtension, extension,
|
|
|
+ fileName);
|
|
|
+ } else if (allowedExtension == MimeTypeUtils.FLASH_EXTENSION) {
|
|
|
+ throw new InvalidExtensionException.InvalidFlashExtensionException(allowedExtension, extension,
|
|
|
+ fileName);
|
|
|
+ } else if (allowedExtension == MimeTypeUtils.MEDIA_EXTENSION) {
|
|
|
+ throw new InvalidExtensionException.InvalidMediaExtensionException(allowedExtension, extension,
|
|
|
+ fileName);
|
|
|
+ } else {
|
|
|
+ throw new InvalidExtensionException(allowedExtension, extension, fileName);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 判断MIME类型是否是允许的MIME类型
|
|
|
+ *
|
|
|
+ * @param extension
|
|
|
+ * @param allowedExtension
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static final boolean isAllowedExtension(String extension, String[] allowedExtension) {
|
|
|
+ for (String str : allowedExtension) {
|
|
|
+ if (str.equalsIgnoreCase(extension)) {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 获取文件名的后缀
|
|
|
+ *
|
|
|
+ * @param file 表单文件
|
|
|
+ * @return 后缀名
|
|
|
+ */
|
|
|
+ public static final String getExtension(MultipartFile file) {
|
|
|
+ String extension = FilenameUtils.getExtension(file.getOriginalFilename());
|
|
|
+ if (StringUtils.isEmpty(extension)) {
|
|
|
+ extension = MimeTypeUtils.getExtension(file.getContentType());
|
|
|
+ }
|
|
|
+ return extension;
|
|
|
+ }
|
|
|
+}
|