| | |
| | | import java.io.IOException; |
| | | import java.nio.file.Paths; |
| | | import java.util.Objects; |
| | | |
| | | import org.apache.commons.io.FilenameUtils; |
| | | import org.springframework.web.multipart.MultipartFile; |
| | | import com.ruoyi.common.config.RuoYiConfig; |
| | |
| | | * |
| | | * @author ruoyi |
| | | */ |
| | | public class FileUploadUtils |
| | | { |
| | | public class FileUploadUtils { |
| | | /** |
| | | * 默认大小 50M |
| | | */ |
| | | public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024; |
| | | public static final long DEFAULT_MAX_SIZE = 200 * 1024 * 1024; |
| | | |
| | | /** |
| | | * 默认的文件名最大长度 100 |
| | |
| | | */ |
| | | private static String defaultBaseDir = RuoYiConfig.getProfile(); |
| | | |
| | | public static void setDefaultBaseDir(String defaultBaseDir) |
| | | { |
| | | public static void setDefaultBaseDir(String defaultBaseDir) { |
| | | FileUploadUtils.defaultBaseDir = defaultBaseDir; |
| | | } |
| | | |
| | | public static String getDefaultBaseDir() |
| | | { |
| | | public static String getDefaultBaseDir() { |
| | | return defaultBaseDir; |
| | | } |
| | | |
| | |
| | | * @return 文件名称 |
| | | * @throws Exception |
| | | */ |
| | | public static final String upload(MultipartFile file) throws IOException |
| | | { |
| | | try |
| | | { |
| | | public static final String upload(MultipartFile file) throws IOException { |
| | | try { |
| | | return upload(getDefaultBaseDir(), file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | } 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 |
| | | * @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 |
| | | { |
| | | public static final String upload(String baseDir, MultipartFile file) throws IOException { |
| | | try { |
| | | return upload(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION); |
| | | } |
| | | catch (Exception e) |
| | | { |
| | | } 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 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 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 |
| | | * @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 |
| | | { |
| | | public static final String upload(String baseDir, MultipartFile file, String[] allowedExtension) throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException, InvalidExtensionException { |
| | | int fileNamelength = Objects.requireNonNull(file.getOriginalFilename()).length(); |
| | | if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH) |
| | | { |
| | | if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH) { |
| | | throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH); |
| | | } |
| | | |
| | |
| | | } |
| | | |
| | | /** |
| | | * 编码文件名 |
| | | * 文件上传 |
| | | * |
| | | * @param baseDir 相对应用的基目录 |
| | | * @param file 上传的文件 |
| | | * @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 extractFilename(MultipartFile file) |
| | | { |
| | | return StringUtils.format("{}/{}_{}.{}", DateUtils.datePath(), |
| | | FilenameUtils.getBaseName(file.getOriginalFilename()), Seq.getId(Seq.uploadSeqType), getExtension(file)); |
| | | public static final String uploadSort(String baseDir, MultipartFile file) throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException, InvalidExtensionException { |
| | | int fileNamelength = Objects.requireNonNull(file.getOriginalFilename()).length(); |
| | | if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH) { |
| | | throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH); |
| | | } |
| | | |
| | | assertAllowed(file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION); |
| | | |
| | | String fileName = file.getOriginalFilename(); |
| | | |
| | | String absPath = getAbsoluteFile(baseDir, fileName).getAbsolutePath(); |
| | | file.transferTo(Paths.get(absPath)); |
| | | return getPathFileName(baseDir, fileName); |
| | | } |
| | | |
| | | public static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException |
| | | { |
| | | /** |
| | | * 编码文件名 |
| | | */ |
| | | public static final String extractFilename(MultipartFile file) { |
| | | return StringUtils.format("{}/{}_{}.{}", DateUtils.datePath(), FilenameUtils.getBaseName(file.getOriginalFilename()), Seq.getId(Seq.uploadSeqType), getExtension(file)); |
| | | } |
| | | |
| | | |
| | | public static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException { |
| | | File desc = new File(uploadDir + File.separator + fileName); |
| | | |
| | | if (!desc.exists()) |
| | | { |
| | | if (!desc.getParentFile().exists()) |
| | | { |
| | | if (!desc.exists()) { |
| | | if (!desc.getParentFile().exists()) { |
| | | desc.getParentFile().mkdirs(); |
| | | } |
| | | } |
| | | return desc; |
| | | } |
| | | |
| | | public static final String getPathFileName(String uploadDir, String fileName) throws IOException |
| | | { |
| | | public static final String getPathFileName(String uploadDir, String fileName) throws IOException { |
| | | int dirLastIndex = RuoYiConfig.getProfile().length() + 1; |
| | | String currentDir = StringUtils.substring(uploadDir, dirLastIndex); |
| | | return Constants.RESOURCE_PREFIX + "/" + currentDir + "/" + fileName; |
| | |
| | | * @throws FileSizeLimitExceededException 如果超出最大大小 |
| | | * @throws InvalidExtensionException |
| | | */ |
| | | public static final void assertAllowed(MultipartFile file, String[] allowedExtension) |
| | | throws FileSizeLimitExceededException, InvalidExtensionException |
| | | { |
| | | public static final void assertAllowed(MultipartFile file, String[] allowedExtension) throws FileSizeLimitExceededException, InvalidExtensionException { |
| | | long size = file.getSize(); |
| | | if (size > DEFAULT_MAX_SIZE) |
| | | { |
| | | if (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 if (allowedExtension == MimeTypeUtils.VIDEO_EXTENSION) |
| | | { |
| | | throw new InvalidExtensionException.InvalidVideoExtensionException(allowedExtension, extension, |
| | | fileName); |
| | | } |
| | | else |
| | | { |
| | | 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 if (allowedExtension == MimeTypeUtils.VIDEO_EXTENSION) { |
| | | throw new InvalidExtensionException.InvalidVideoExtensionException(allowedExtension, extension, fileName); |
| | | } else { |
| | | throw new InvalidExtensionException(allowedExtension, extension, fileName); |
| | | } |
| | | } |
| | |
| | | * @param allowedExtension |
| | | * @return |
| | | */ |
| | | public static final boolean isAllowedExtension(String extension, String[] allowedExtension) |
| | | { |
| | | for (String str : allowedExtension) |
| | | { |
| | | if (str.equalsIgnoreCase(extension)) |
| | | { |
| | | public static final boolean isAllowedExtension(String extension, String[] allowedExtension) { |
| | | for (String str : allowedExtension) { |
| | | if (str.equalsIgnoreCase(extension)) { |
| | | return true; |
| | | } |
| | | } |
| | |
| | | * @param file 表单文件 |
| | | * @return 后缀名 |
| | | */ |
| | | public static final String getExtension(MultipartFile file) |
| | | { |
| | | public static final String getExtension(MultipartFile file) { |
| | | String extension = FilenameUtils.getExtension(file.getOriginalFilename()); |
| | | if (StringUtils.isEmpty(extension)) |
| | | { |
| | | if (StringUtils.isEmpty(extension)) { |
| | | extension = MimeTypeUtils.getExtension(Objects.requireNonNull(file.getContentType())); |
| | | } |
| | | return extension; |