> constraintViolations = validator.validate(object, groups);
+ if (!constraintViolations.isEmpty())
+ {
+ throw new ConstraintViolationException(constraintViolations);
+ }
+ }
+}
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileTypeUtils.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileTypeUtils.java
new file mode 100644
index 0000000..68130b9
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileTypeUtils.java
@@ -0,0 +1,76 @@
+package com.ruoyi.common.utils.file;
+
+import java.io.File;
+import org.apache.commons.lang3.StringUtils;
+
+/**
+ * 文件类型工具类
+ *
+ * @author ruoyi
+ */
+public class FileTypeUtils
+{
+ /**
+ * 获取文件类型
+ *
+ * 例如: ruoyi.txt, 返回: txt
+ *
+ * @param file 文件名
+ * @return 后缀（不含".")
+ */
+ public static String getFileType(File file)
+ {
+ if (null == file)
+ {
+ return StringUtils.EMPTY;
+ }
+ return getFileType(file.getName());
+ }
+
+ /**
+ * 获取文件类型
+ *
+ * 例如: ruoyi.txt, 返回: txt
+ *
+ * @param fileName 文件名
+ * @return 后缀（不含".")
+ */
+ public static String getFileType(String fileName)
+ {
+ int separatorIndex = fileName.lastIndexOf(".");
+ if (separatorIndex < 0)
+ {
+ return "";
+ }
+ return fileName.substring(separatorIndex + 1).toLowerCase();
+ }
+
+ /**
+ * 获取文件类型
+ *
+ * @param photoByte 文件字节码
+ * @return 后缀（不含".")
+ */
+ public static String getFileExtendName(byte[] photoByte)
+ {
+ String strFileExtendName = "JPG";
+ if ((photoByte[0] == 71) && (photoByte[1] == 73) && (photoByte[2] == 70) && (photoByte[3] == 56)
+ && ((photoByte[4] == 55) || (photoByte[4] == 57)) && (photoByte[5] == 97))
+ {
+ strFileExtendName = "GIF";
+ }
+ else if ((photoByte[6] == 74) && (photoByte[7] == 70) && (photoByte[8] == 73) && (photoByte[9] == 70))
+ {
+ strFileExtendName = "JPG";
+ }
+ else if ((photoByte[0] == 66) && (photoByte[1] == 77))
+ {
+ strFileExtendName = "BMP";
+ }
+ else if ((photoByte[1] == 80) && (photoByte[2] == 78) && (photoByte[3] == 71))
+ {
+ strFileExtendName = "PNG";
+ }
+ return strFileExtendName;
+ }
+}
\ No newline at end of file
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
new file mode 100644
index 0000000..d9f2b13
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
@@ -0,0 +1,232 @@
+package com.ruoyi.common.utils.file;
+
+import java.io.File;
+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;
+import com.ruoyi.common.constant.Constants;
+import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
+import com.ruoyi.common.exception.file.FileSizeLimitExceededException;
+import com.ruoyi.common.exception.file.InvalidExtensionException;
+import com.ruoyi.common.utils.DateUtils;
+import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.uuid.Seq;
+
+/**
+ * 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 = Objects.requireNonNull(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 absPath = getAbsoluteFile(baseDir, fileName).getAbsolutePath();
+ file.transferTo(Paths.get(absPath));
+ return getPathFileName(baseDir, fileName);
+ }
+
+ /**
+ * 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())
+ {
+ desc.getParentFile().mkdirs();
+ }
+ }
+ return desc;
+ }
+
+ 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;
+ }
+
+ /**
+ * 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 (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
+ {
+ 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(Objects.requireNonNull(file.getContentType()));
+ }
+ return extension;
+ }
+}
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java
new file mode 100644
index 0000000..ed4cbc9
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java
@@ -0,0 +1,291 @@
+package com.ruoyi.common.utils.file;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import org.apache.commons.io.IOUtils;
+import org.apache.commons.lang3.ArrayUtils;
+import com.ruoyi.common.config.RuoYiConfig;
+import com.ruoyi.common.utils.DateUtils;
+import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.uuid.IdUtils;
+import org.apache.commons.io.FilenameUtils;
+
+/**
+ * 文件处理工具类
+ *
+ * @author ruoyi
+ */
+public class FileUtils
+{
+ public static String FILENAME_PATTERN = "[a-zA-Z0-9_\\-\\|\\.\\u4e00-\\u9fa5]+";
+
+ /**
+ * 输出指定文件的byte数组
+ *
+ * @param filePath 文件路径
+ * @param os 输出流
+ * @return
+ */
+ public static void writeBytes(String filePath, OutputStream os) throws IOException
+ {
+ FileInputStream fis = null;
+ try
+ {
+ File file = new File(filePath);
+ if (!file.exists())
+ {
+ throw new FileNotFoundException(filePath);
+ }
+ fis = new FileInputStream(file);
+ byte[] b = new byte[1024];
+ int length;
+ while ((length = fis.read(b)) > 0)
+ {
+ os.write(b, 0, length);
+ }
+ }
+ catch (IOException e)
+ {
+ throw e;
+ }
+ finally
+ {
+ IOUtils.close(os);
+ IOUtils.close(fis);
+ }
+ }
+
+ /**
+ * 写数据到文件中
+ *
+ * @param data 数据
+ * @return 目标文件
+ * @throws IOException IO异常
+ */
+ public static String writeImportBytes(byte[] data) throws IOException
+ {
+ return writeBytes(data, RuoYiConfig.getImportPath());
+ }
+
+ /**
+ * 写数据到文件中
+ *
+ * @param data 数据
+ * @param uploadDir 目标文件
+ * @return 目标文件
+ * @throws IOException IO异常
+ */
+ public static String writeBytes(byte[] data, String uploadDir) throws IOException
+ {
+ FileOutputStream fos = null;
+ String pathName = "";
+ try
+ {
+ String extension = getFileExtendName(data);
+ pathName = DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + extension;
+ File file = FileUploadUtils.getAbsoluteFile(uploadDir, pathName);
+ fos = new FileOutputStream(file);
+ fos.write(data);
+ }
+ finally
+ {
+ IOUtils.close(fos);
+ }
+ return FileUploadUtils.getPathFileName(uploadDir, pathName);
+ }
+
+ /**
+ * 删除文件
+ *
+ * @param filePath 文件
+ * @return
+ */
+ public static boolean deleteFile(String filePath)
+ {
+ boolean flag = false;
+ File file = new File(filePath);
+ // 路径为文件且不为空则进行删除
+ if (file.isFile() && file.exists())
+ {
+ flag = file.delete();
+ }
+ return flag;
+ }
+
+ /**
+ * 文件名称验证
+ *
+ * @param filename 文件名称
+ * @return true 正常 false 非法
+ */
+ public static boolean isValidFilename(String filename)
+ {
+ return filename.matches(FILENAME_PATTERN);
+ }
+
+ /**
+ * 检查文件是否可下载
+ *
+ * @param resource 需要下载的文件
+ * @return true 正常 false 非法
+ */
+ public static boolean checkAllowDownload(String resource)
+ {
+ // 禁止目录上跳级别
+ if (StringUtils.contains(resource, ".."))
+ {
+ return false;
+ }
+
+ // 检查允许下载的文件规则
+ if (ArrayUtils.contains(MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION, FileTypeUtils.getFileType(resource)))
+ {
+ return true;
+ }
+
+ // 不在允许下载的文件规则
+ return false;
+ }
+
+ /**
+ * 下载文件名重新编码
+ *
+ * @param request 请求对象
+ * @param fileName 文件名
+ * @return 编码后的文件名
+ */
+ public static String setFileDownloadHeader(HttpServletRequest request, String fileName) throws UnsupportedEncodingException
+ {
+ final String agent = request.getHeader("USER-AGENT");
+ String filename = fileName;
+ if (agent.contains("MSIE"))
+ {
+ // IE浏览器
+ filename = URLEncoder.encode(filename, "utf-8");
+ filename = filename.replace("+", " ");
+ }
+ else if (agent.contains("Firefox"))
+ {
+ // 火狐浏览器
+ filename = new String(fileName.getBytes(), "ISO8859-1");
+ }
+ else if (agent.contains("Chrome"))
+ {
+ // google浏览器
+ filename = URLEncoder.encode(filename, "utf-8");
+ }
+ else
+ {
+ // 其它浏览器
+ filename = URLEncoder.encode(filename, "utf-8");
+ }
+ return filename;
+ }
+
+ /**
+ * 下载文件名重新编码
+ *
+ * @param response 响应对象
+ * @param realFileName 真实文件名
+ */
+ public static void setAttachmentResponseHeader(HttpServletResponse response, String realFileName) throws UnsupportedEncodingException
+ {
+ String percentEncodedFileName = percentEncode(realFileName);
+
+ StringBuilder contentDispositionValue = new StringBuilder();
+ contentDispositionValue.append("attachment; filename=")
+ .append(percentEncodedFileName)
+ .append(";")
+ .append("filename*=")
+ .append("utf-8''")
+ .append(percentEncodedFileName);
+
+ response.addHeader("Access-Control-Expose-Headers", "Content-Disposition,download-filename");
+ response.setHeader("Content-disposition", contentDispositionValue.toString());
+ response.setHeader("download-filename", percentEncodedFileName);
+ }
+
+ /**
+ * 百分号编码工具方法
+ *
+ * @param s 需要百分号编码的字符串
+ * @return 百分号编码后的字符串
+ */
+ public static String percentEncode(String s) throws UnsupportedEncodingException
+ {
+ String encode = URLEncoder.encode(s, StandardCharsets.UTF_8.toString());
+ return encode.replaceAll("\\+", "%20");
+ }
+
+ /**
+ * 获取图像后缀
+ *
+ * @param photoByte 图像数据
+ * @return 后缀名
+ */
+ public static String getFileExtendName(byte[] photoByte)
+ {
+ String strFileExtendName = "jpg";
+ if ((photoByte[0] == 71) && (photoByte[1] == 73) && (photoByte[2] == 70) && (photoByte[3] == 56)
+ && ((photoByte[4] == 55) || (photoByte[4] == 57)) && (photoByte[5] == 97))
+ {
+ strFileExtendName = "gif";
+ }
+ else if ((photoByte[6] == 74) && (photoByte[7] == 70) && (photoByte[8] == 73) && (photoByte[9] == 70))
+ {
+ strFileExtendName = "jpg";
+ }
+ else if ((photoByte[0] == 66) && (photoByte[1] == 77))
+ {
+ strFileExtendName = "bmp";
+ }
+ else if ((photoByte[1] == 80) && (photoByte[2] == 78) && (photoByte[3] == 71))
+ {
+ strFileExtendName = "png";
+ }
+ return strFileExtendName;
+ }
+
+ /**
+ * 获取文件名称 /profile/upload/2022/04/16/ruoyi.png -- ruoyi.png
+ *
+ * @param fileName 路径名称
+ * @return 没有文件路径的名称
+ */
+ public static String getName(String fileName)
+ {
+ if (fileName == null)
+ {
+ return null;
+ }
+ int lastUnixPos = fileName.lastIndexOf('/');
+ int lastWindowsPos = fileName.lastIndexOf('\\');
+ int index = Math.max(lastUnixPos, lastWindowsPos);
+ return fileName.substring(index + 1);
+ }
+
+ /**
+ * 获取不带后缀文件名称 /profile/upload/2022/04/16/ruoyi.png -- ruoyi
+ *
+ * @param fileName 路径名称
+ * @return 没有文件路径和后缀的名称
+ */
+ public static String getNameNotSuffix(String fileName)
+ {
+ if (fileName == null)
+ {
+ return null;
+ }
+ String baseName = FilenameUtils.getBaseName(fileName);
+ return baseName;
+ }
+}
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/ImageUtils.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/ImageUtils.java
new file mode 100644
index 0000000..432dfda
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/ImageUtils.java
@@ -0,0 +1,98 @@
+package com.ruoyi.common.utils.file;
+
+import java.io.ByteArrayInputStream;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.Arrays;
+import org.apache.poi.util.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import com.ruoyi.common.config.RuoYiConfig;
+import com.ruoyi.common.constant.Constants;
+import com.ruoyi.common.utils.StringUtils;
+
+/**
+ * 图片处理工具类
+ *
+ * @author ruoyi
+ */
+public class ImageUtils
+{
+ private static final Logger log = LoggerFactory.getLogger(ImageUtils.class);
+
+ public static byte[] getImage(String imagePath)
+ {
+ InputStream is = getFile(imagePath);
+ try
+ {
+ return IOUtils.toByteArray(is);
+ }
+ catch (Exception e)
+ {
+ log.error("图片加载异常 {}", e);
+ return null;
+ }
+ finally
+ {
+ IOUtils.closeQuietly(is);
+ }
+ }
+
+ public static InputStream getFile(String imagePath)
+ {
+ try
+ {
+ byte[] result = readFile(imagePath);
+ result = Arrays.copyOf(result, result.length);
+ return new ByteArrayInputStream(result);
+ }
+ catch (Exception e)
+ {
+ log.error("获取图片异常 {}", e);
+ }
+ return null;
+ }
+
+ /**
+ * 读取文件为字节数据
+ *
+ * @param url 地址
+ * @return 字节数据
+ */
+ public static byte[] readFile(String url)
+ {
+ InputStream in = null;
+ try
+ {
+ if (url.startsWith("http"))
+ {
+ // 网络地址
+ URL urlObj = new URL(url);
+ URLConnection urlConnection = urlObj.openConnection();
+ urlConnection.setConnectTimeout(30 * 1000);
+ urlConnection.setReadTimeout(60 * 1000);
+ urlConnection.setDoInput(true);
+ in = urlConnection.getInputStream();
+ }
+ else
+ {
+ // 本机地址
+ String localPath = RuoYiConfig.getProfile();
+ String downloadPath = localPath + StringUtils.substringAfter(url, Constants.RESOURCE_PREFIX);
+ in = new FileInputStream(downloadPath);
+ }
+ return IOUtils.toByteArray(in);
+ }
+ catch (Exception e)
+ {
+ log.error("获取文件路径异常 {}", e);
+ return null;
+ }
+ finally
+ {
+ IOUtils.closeQuietly(in);
+ }
+ }
+}
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/MimeTypeUtils.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/MimeTypeUtils.java
new file mode 100644
index 0000000..f968f1a
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/MimeTypeUtils.java
@@ -0,0 +1,59 @@
+package com.ruoyi.common.utils.file;
+
+/**
+ * 媒体类型工具类
+ *
+ * @author ruoyi
+ */
+public class MimeTypeUtils
+{
+ public static final String IMAGE_PNG = "image/png";
+
+ public static final String IMAGE_JPG = "image/jpg";
+
+ public static final String IMAGE_JPEG = "image/jpeg";
+
+ public static final String IMAGE_BMP = "image/bmp";
+
+ public static final String IMAGE_GIF = "image/gif";
+
+ public static final String[] IMAGE_EXTENSION = { "bmp", "gif", "jpg", "jpeg", "png" };
+
+ public static final String[] FLASH_EXTENSION = { "swf", "flv" };
+
+ public static final String[] MEDIA_EXTENSION = { "swf", "flv", "mp3", "wav", "wma", "wmv", "mid", "avi", "mpg",
+ "asf", "rm", "rmvb" };
+
+ public static final String[] VIDEO_EXTENSION = { "mp4", "avi", "rmvb" };
+
+ public static final String[] DEFAULT_ALLOWED_EXTENSION = {
+ // 图片
+ "bmp", "gif", "jpg", "jpeg", "png",
+ // word excel powerpoint
+ "doc", "docx", "xls", "xlsx", "ppt", "pptx", "html", "htm", "txt",
+ // 压缩文件
+ "rar", "zip", "gz", "bz2",
+ // 视频格式
+ "mp4", "avi", "rmvb",
+ // pdf
+ "pdf" };
+
+ public static String getExtension(String prefix)
+ {
+ switch (prefix)
+ {
+ case IMAGE_PNG:
+ return "png";
+ case IMAGE_JPG:
+ return "jpg";
+ case IMAGE_JPEG:
+ return "jpeg";
+ case IMAGE_BMP:
+ return "bmp";
+ case IMAGE_GIF:
+ return "gif";
+ default:
+ return "";
+ }
+ }
+}
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/html/EscapeUtil.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/html/EscapeUtil.java
new file mode 100644
index 0000000..f52e83e
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/html/EscapeUtil.java
@@ -0,0 +1,167 @@
+package com.ruoyi.common.utils.html;
+
+import com.ruoyi.common.utils.StringUtils;
+
+/**
+ * 转义和反转义工具类
+ *
+ * @author ruoyi
+ */
+public class EscapeUtil
+{
+ public static final String RE_HTML_MARK = "(<[^<]*?>)|(<[\\s]*?/[^<]*?>)|(<[^<]*?/[\\s]*?>)";
+
+ private static final char[][] TEXT = new char[64][];
+
+ static
+ {
+ for (int i = 0; i < 64; i++)
+ {
+ TEXT[i] = new char[] { (char) i };
+ }
+
+ // special HTML characters
+ TEXT['\''] = "'".toCharArray(); // 单引号
+ TEXT['"'] = """.toCharArray(); // 双引号
+ TEXT['&'] = "&".toCharArray(); // &符
+ TEXT['<'] = "<".toCharArray(); // 小于号
+ TEXT['>'] = ">".toCharArray(); // 大于号
+ }
+
+ /**
+ * 转义文本中的HTML字符为安全的字符
+ *
+ * @param text 被转义的文本
+ * @return 转义后的文本
+ */
+ public static String escape(String text)
+ {
+ return encode(text);
+ }
+
+ /**
+ * 还原被转义的HTML特殊字符
+ *
+ * @param content 包含转义符的HTML内容
+ * @return 转换后的字符串
+ */
+ public static String unescape(String content)
+ {
+ return decode(content);
+ }
+
+ /**
+ * 清除所有HTML标签，但是不删除标签内的内容
+ *
+ * @param content 文本
+ * @return 清除标签后的文本
+ */
+ public static String clean(String content)
+ {
+ return new HTMLFilter().filter(content);
+ }
+
+ /**
+ * Escape编码
+ *
+ * @param text 被编码的文本
+ * @return 编码后的字符
+ */
+ private static String encode(String text)
+ {
+ if (StringUtils.isEmpty(text))
+ {
+ return StringUtils.EMPTY;
+ }
+
+ final StringBuilder tmp = new StringBuilder(text.length() * 6);
+ char c;
+ for (int i = 0; i < text.length(); i++)
+ {
+ c = text.charAt(i);
+ if (c < 256)
+ {
+ tmp.append("%");
+ if (c < 16)
+ {
+ tmp.append("0");
+ }
+ tmp.append(Integer.toString(c, 16));
+ }
+ else
+ {
+ tmp.append("%u");
+ if (c <= 0xfff)
+ {
+ // issue#I49JU8@Gitee
+ tmp.append("0");
+ }
+ tmp.append(Integer.toString(c, 16));
+ }
+ }
+ return tmp.toString();
+ }
+
+ /**
+ * Escape解码
+ *
+ * @param content 被转义的内容
+ * @return 解码后的字符串
+ */
+ public static String decode(String content)
+ {
+ if (StringUtils.isEmpty(content))
+ {
+ return content;
+ }
+
+ StringBuilder tmp = new StringBuilder(content.length());
+ int lastPos = 0, pos = 0;
+ char ch;
+ while (lastPos < content.length())
+ {
+ pos = content.indexOf("%", lastPos);
+ if (pos == lastPos)
+ {
+ if (content.charAt(pos + 1) == 'u')
+ {
+ ch = (char) Integer.parseInt(content.substring(pos + 2, pos + 6), 16);
+ tmp.append(ch);
+ lastPos = pos + 6;
+ }
+ else
+ {
+ ch = (char) Integer.parseInt(content.substring(pos + 1, pos + 3), 16);
+ tmp.append(ch);
+ lastPos = pos + 3;
+ }
+ }
+ else
+ {
+ if (pos == -1)
+ {
+ tmp.append(content.substring(lastPos));
+ lastPos = content.length();
+ }
+ else
+ {
+ tmp.append(content.substring(lastPos, pos));
+ lastPos = pos;
+ }
+ }
+ }
+ return tmp.toString();
+ }
+
+ public static void main(String[] args)
+ {
+ String html = "";
+ String escape = EscapeUtil.escape(html);
+ // String html = "ipt>alert(\"XSS\")ipt>";
+ // String html = "<123";
+ // String html = "123>";
+ System.out.println("clean: " + EscapeUtil.clean(html));
+ System.out.println("escape: " + escape);
+ System.out.println("unescape: " + EscapeUtil.unescape(escape));
+ }
+}
diff --git a/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/html/HTMLFilter.java b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/html/HTMLFilter.java
new file mode 100644
index 0000000..ebff3fd
--- /dev/null
+++ b/src/cyxproject/healthy_diet/healthy_diet/ruoyi-common/src/main/java/com/ruoyi/common/utils/html/HTMLFilter.java
@@ -0,0 +1,570 @@
+package com.ruoyi.common.utils.html;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * HTML过滤器，用于去除XSS漏洞隐患。
+ *
+ * @author ruoyi
+ */
+public final class HTMLFilter
+{
+ /**
+ * regex flag union representing /si modifiers in php
+ **/
+ private static final int REGEX_FLAGS_SI = Pattern.CASE_INSENSITIVE | Pattern.DOTALL;
+ private static final Pattern P_COMMENTS = Pattern.compile("", Pattern.DOTALL);
+ private static final Pattern P_COMMENT = Pattern.compile("^!--(.*)--$", REGEX_FLAGS_SI);
+ private static final Pattern P_TAGS = Pattern.compile("<(.*?)>", Pattern.DOTALL);
+ private static final Pattern P_END_TAG = Pattern.compile("^/([a-z0-9]+)", REGEX_FLAGS_SI);
+ private static final Pattern P_START_TAG = Pattern.compile("^([a-z0-9]+)(.*?)(/?)$", REGEX_FLAGS_SI);
+ private static final Pattern P_QUOTED_ATTRIBUTES = Pattern.compile("([a-z0-9]+)=([\"'])(.*?)\\2", REGEX_FLAGS_SI);
+ private static final Pattern P_UNQUOTED_ATTRIBUTES = Pattern.compile("([a-z0-9]+)(=)([^\"\\s']+)", REGEX_FLAGS_SI);
+ private static final Pattern P_PROTOCOL = Pattern.compile("^([^:]+):", REGEX_FLAGS_SI);
+ private static final Pattern P_ENTITY = Pattern.compile("&#(\\d+);?");
+ private static final Pattern P_ENTITY_UNICODE = Pattern.compile("&#x([0-9a-f]+);?");
+ private static final Pattern P_ENCODE = Pattern.compile("%([0-9a-f]{2});?");
+ private static final Pattern P_VALID_ENTITIES = Pattern.compile("&([^&;]*)(?=(;|&|$))");
+ private static final Pattern P_VALID_QUOTES = Pattern.compile("(>|^)([^<]+?)(<|$)", Pattern.DOTALL);
+ private static final Pattern P_END_ARROW = Pattern.compile("^>");
+ private static final Pattern P_BODY_TO_END = Pattern.compile("<([^>]*?)(?=<|$)");
+ private static final Pattern P_XML_CONTENT = Pattern.compile("(^|>)([^<]*?)(?=>)");
+ private static final Pattern P_STRAY_LEFT_ARROW = Pattern.compile("<([^>]*?)(?=<|$)");
+ private static final Pattern P_STRAY_RIGHT_ARROW = Pattern.compile("(^|>)([^<]*?)(?=>)");
+ private static final Pattern P_AMP = Pattern.compile("&");
+ private static final Pattern P_QUOTE = Pattern.compile("\"");
+ private static final Pattern P_LEFT_ARROW = Pattern.compile("<");
+ private static final Pattern P_RIGHT_ARROW = Pattern.compile(">");
+ private static final Pattern P_BOTH_ARROWS = Pattern.compile("<>");
+
+ // @xxx could grow large... maybe use sesat's ReferenceMap
+ private static final ConcurrentMap P_REMOVE_PAIR_BLANKS = new ConcurrentHashMap<>();
+ private static final ConcurrentMap P_REMOVE_SELF_BLANKS = new ConcurrentHashMap<>();
+
+ /**
+ * set of allowed html elements, along with allowed attributes for each element
+ **/
+ private final Map> vAllowed;
+ /**
+ * counts of open tags for each (allowable) html element
+ **/
+ private final Map vTagCounts = new HashMap<>();
+
+ /**
+ * html elements which must always be self-closing (e.g. "![]()
")
+ **/
+ private final String[] vSelfClosingTags;
+ /**
+ * html elements which must always have separate opening and closing tags (e.g. "")
+ **/
+ private final String[] vNeedClosingTags;
+ /**
+ * set of disallowed html elements
+ **/
+ private final String[] vDisallowed;
+ /**
+ * attributes which should be checked for valid protocols
+ **/
+ private final String[] vProtocolAtts;
+ /**
+ * allowed protocols
+ **/
+ private final String[] vAllowedProtocols;
+ /**
+ * tags which should be removed if they contain no content (e.g. "" or "")
+ **/
+ private final String[] vRemoveBlanks;
+ /**
+ * entities allowed within html markup
+ **/
+ private final String[] vAllowedEntities;
+ /**
+ * flag determining whether comments are allowed in input String.
+ */
+ private final boolean stripComment;
+ private final boolean encodeQuotes;
+ /**
+ * flag determining whether to try to make tags when presented with "unbalanced" angle brackets (e.g. ""
+ * becomes " text "). If set to false, unbalanced angle brackets will be html escaped.
+ */
+ private final boolean alwaysMakeTags;
+
+ /**
+ * Default constructor.
+ */
+ public HTMLFilter()
+ {
+ vAllowed = new HashMap<>();
+
+ final ArrayList a_atts = new ArrayList<>();
+ a_atts.add("href");
+ a_atts.add("target");
+ vAllowed.put("a", a_atts);
+
+ final ArrayList img_atts = new ArrayList<>();
+ img_atts.add("src");
+ img_atts.add("width");
+ img_atts.add("height");
+ img_atts.add("alt");
+ vAllowed.put("img", img_atts);
+
+ final ArrayList no_atts = new ArrayList<>();
+ vAllowed.put("b", no_atts);
+ vAllowed.put("strong", no_atts);
+ vAllowed.put("i", no_atts);
+ vAllowed.put("em", no_atts);
+
+ vSelfClosingTags = new String[] { "img" };
+ vNeedClosingTags = new String[] { "a", "b", "strong", "i", "em" };
+ vDisallowed = new String[] {};
+ vAllowedProtocols = new String[] { "http", "mailto", "https" }; // no ftp.
+ vProtocolAtts = new String[] { "src", "href" };
+ vRemoveBlanks = new String[] { "a", "b", "strong", "i", "em" };
+ vAllowedEntities = new String[] { "amp", "gt", "lt", "quot" };
+ stripComment = true;
+ encodeQuotes = true;
+ alwaysMakeTags = false;
+ }
+
+ /**
+ * Map-parameter configurable constructor.
+ *
+ * @param conf map containing configuration. keys match field names.
+ */
+ @SuppressWarnings("unchecked")
+ public HTMLFilter(final Map
+
+ 
+ 
+
