fix comment list emoji charset nickName

luoo_comment/src/main/java/com/luoo/comment/controller/CommentController.java

@@ -12,6 +12,7 @@ import com.luoo.comment.service.CommentService;
 import com.luoo.comment.service.ComplaintService;
 import com.luoo.comment.service.LikeService;
 import com.luoo.comment.service.UserInfoService;
+import com.luoo.comment.util.EmojiConverterUtil;
 import com.luoo.comment.util.IpUtil;
 import com.luoo.comment.util.MySensitiveWordReplaceUtils;
 import constants.Constants;
@@ -199,7 +200,7 @@ public class CommentController extends BaseController {
         commentResp.setNickName("已注销");
         commentResp.setAvatar(Constants.RESOURCE_PREFIX + Constants.DEFAULT_USER_THUMBNAIL);
         if(null != commentUserInfo) {
-            commentResp.setNickName(commentUserInfo.getNickName());
+            commentResp.setNickName(EmojiConverterUtil.encode(commentUserInfo.getNickName()));
             commentResp.setAvatar(getAvatar(commentUserInfo));
             if(StringUtils.isNotEmpty(comment.getReplyToUserId())){
                 UserInfo replyToUserInfo = userInfoService.findById(comment.getReplyToUserId());
@@ -227,7 +228,7 @@ public class CommentController extends BaseController {
             topComment.setNickName("已注销");
             topComment.setAvatar(Constants.RESOURCE_PREFIX + Constants.DEFAULT_USER_THUMBNAIL);
             if(null != topCommentUserInfo) {
-                topComment.setNickName(topCommentUserInfo.getNickName());
+                topComment.setNickName(EmojiConverterUtil.encode(topCommentUserInfo.getNickName()));
                 topComment.setAvatar(getAvatar(topCommentUserInfo));
             }
            if(StringUtils.isNotEmpty(topComment.getReplyToUserId())){
@@ -270,7 +271,7 @@ public class CommentController extends BaseController {
         commentResp.setNickName("已注销");
         commentResp.setAvatar(Constants.RESOURCE_PREFIX + Constants.DEFAULT_USER_THUMBNAIL);
         if (null != commentUserInfo) {
-            commentResp.setNickName(commentUserInfo.getNickName());
+            commentResp.setNickName(EmojiConverterUtil.encode(commentUserInfo.getNickName()));
             commentResp.setAvatar(getAvatar(commentUserInfo));
             if (StringUtils.isNotEmpty(commentUserInfo.getBadges())){
                 Set<Integer> badgeSet = new HashSet<>();
@@ -289,7 +290,7 @@ public class CommentController extends BaseController {
             topComment.setNickName("已注销");
             topComment.setAvatar(Constants.RESOURCE_PREFIX + Constants.DEFAULT_USER_THUMBNAIL);
             if(null != topCommentUserInfo) {
-                topComment.setNickName(topCommentUserInfo.getNickName());
+                topComment.setNickName(EmojiConverterUtil.encode(topCommentUserInfo.getNickName()));
                 topComment.setAvatar(getAvatar(topCommentUserInfo));
             }
 

luoo_comment/src/main/java/com/luoo/comment/util/EmojiConverterUtil.java

@@ -0,0 +1,60 @@
+package com.luoo.comment.util;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class EmojiConverterUtil {
+	private static final String encodePatternString = "([\\x{10000}-\\x{10ffff}\ud800-\udfff])";
+	private static final Pattern encodePattern = Pattern.compile(encodePatternString);
+	private static final String decodePatternString = "\\[\\[(.*?)\\]\\]";
+
+	private static final Pattern decodePattern = Pattern.compile(decodePatternString);
+
+	/**
+	 * @Description 将字符串中的emoji表情转换成可以在utf-8字符集数据库中保存的格式（表情占4个字节，需要utf8mb4字符集）
+	 * @param str 待转换字符串
+	 * @return 转换后字符串
+	 * @throws UnsupportedEncodingException exception
+	 */
+	public static String encode(String str) {
+		if (null == str) {
+			return null;
+		}
+		Matcher matcher = encodePattern.matcher(str);
+		StringBuffer sb = new StringBuffer();
+		while (matcher.find()) {
+			try {
+				matcher.appendReplacement(sb, "[[" + URLEncoder.encode(matcher.group(1), "UTF-8") + "]]");
+			} catch (UnsupportedEncodingException e) {
+			}
+		}
+		matcher.appendTail(sb);
+		return sb.toString();
+	}
+
+	/**
+	 * @Description 还原utf8数据库中保存的含转换后emoji表情的字符串
+	 * @param str 转换后的字符串
+	 * @return 转换前的字符串 exception
+	 */
+	public static String decode(String str) {
+		if (null == str) {
+			return null;
+		}
+		Matcher matcher = decodePattern.matcher(str);
+		StringBuffer sb = new StringBuffer();
+		while (matcher.find()) {
+			try {
+				matcher.appendReplacement(sb, URLDecoder.decode(matcher.group(1), "UTF-8"));
+			} catch (UnsupportedEncodingException e) {
+
+			}
+		}
+		matcher.appendTail(sb);
+		return sb.toString();
+	}
+
+}