|
@@ -1,425 +0,0 @@
|
|
|
-/*
|
|
|
- *Copyright © 2018 anji-plus
|
|
|
- *安吉加加信息技术有限公司
|
|
|
- *http://www.anji-plus.com
|
|
|
- *All rights reserved.
|
|
|
- */
|
|
|
-package com.anji.captcha.service.impl;
|
|
|
-
|
|
|
-import cn.hutool.core.util.StrUtil;
|
|
|
-import com.anji.captcha.model.common.CaptchaTypeEnum;
|
|
|
-import com.anji.captcha.model.common.RepCodeEnum;
|
|
|
-import com.anji.captcha.model.common.ResponseModel;
|
|
|
-import com.anji.captcha.model.vo.CaptchaVO;
|
|
|
-import com.anji.captcha.model.vo.PointVO;
|
|
|
-import com.anji.captcha.util.*;
|
|
|
-import lombok.extern.slf4j.Slf4j;
|
|
|
-
|
|
|
-import javax.imageio.ImageIO;
|
|
|
-import java.awt.*;
|
|
|
-import java.awt.image.BufferedImage;
|
|
|
-import java.io.ByteArrayOutputStream;
|
|
|
-import java.util.Base64;
|
|
|
-import java.util.Objects;
|
|
|
-import java.util.Properties;
|
|
|
-import java.util.Random;
|
|
|
-
|
|
|
-/**
|
|
|
- * 滑动验证码
|
|
|
- * <p>
|
|
|
- * Created by raodeming on 2019/12/25.
|
|
|
- */
|
|
|
-@Slf4j
|
|
|
-public class BlockPuzzleCaptchaServiceImpl extends AbstractCaptchaService {
|
|
|
-
|
|
|
- @Override
|
|
|
- public void init(Properties config) {
|
|
|
- super.init(config);
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public void destroy(Properties config) {
|
|
|
- log.info("start-clear-history-data-", captchaType());
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public String captchaType() {
|
|
|
- return CaptchaTypeEnum.BLOCKPUZZLE.getCodeValue();
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public ResponseModel get(CaptchaVO captchaVO) {
|
|
|
- ResponseModel r = super.get(captchaVO);
|
|
|
- if (!validatedReq(r)) {
|
|
|
- return r;
|
|
|
- }
|
|
|
- //原生图片
|
|
|
- BufferedImage originalImage = ImageUtils.getOriginal();
|
|
|
- if (null == originalImage) {
|
|
|
- log.error("滑动底图未初始化成功,请检查路径");
|
|
|
- return ResponseModel.errorMsg(RepCodeEnum.API_CAPTCHA_BASEMAP_NULL);
|
|
|
- }
|
|
|
- //设置水印
|
|
|
- Graphics backgroundGraphics = originalImage.getGraphics();
|
|
|
- int width = originalImage.getWidth();
|
|
|
- int height = originalImage.getHeight();
|
|
|
- backgroundGraphics.setFont(waterMarkFont);
|
|
|
- backgroundGraphics.setColor(Color.white);
|
|
|
- backgroundGraphics.drawString(waterMark, width - getEnOrChLength(waterMark), height - (HAN_ZI_SIZE / 2) + 7);
|
|
|
-
|
|
|
- //抠图图片
|
|
|
- String jigsawImageBase64 = ImageUtils.getslidingBlock();
|
|
|
- BufferedImage jigsawImage = ImageUtils.getBase64StrToImage(jigsawImageBase64);
|
|
|
- if (null == jigsawImage) {
|
|
|
- log.error("滑动底图未初始化成功,请检查路径");
|
|
|
- return ResponseModel.errorMsg(RepCodeEnum.API_CAPTCHA_BASEMAP_NULL);
|
|
|
- }
|
|
|
- CaptchaVO captcha = pictureTemplatesCut(originalImage, jigsawImage, jigsawImageBase64);
|
|
|
- if (captcha == null
|
|
|
- || StrUtil.isBlank(captcha.getJigsawImageBase64())
|
|
|
- || StrUtil.isBlank(captcha.getOriginalImageBase64())) {
|
|
|
- return ResponseModel.errorMsg(RepCodeEnum.API_CAPTCHA_ERROR);
|
|
|
- }
|
|
|
- return ResponseModel.successData(captcha);
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public ResponseModel check(CaptchaVO captchaVO) {
|
|
|
- ResponseModel r = super.check(captchaVO);
|
|
|
- if (!validatedReq(r)) {
|
|
|
- return r;
|
|
|
- }
|
|
|
- //取坐标信息
|
|
|
- String codeKey = String.format(REDIS_CAPTCHA_KEY, captchaVO.getToken());
|
|
|
- if (!CaptchaServiceFactory.getCache(cacheType).exists(codeKey)) {
|
|
|
- return ResponseModel.errorMsg(RepCodeEnum.API_CAPTCHA_INVALID);
|
|
|
- }
|
|
|
- String s = CaptchaServiceFactory.getCache(cacheType).get(codeKey);
|
|
|
- //验证码只用一次,即刻失效
|
|
|
- CaptchaServiceFactory.getCache(cacheType).delete(codeKey);
|
|
|
- PointVO point = null;
|
|
|
- PointVO point1 = null;
|
|
|
- String pointJson = null;
|
|
|
- try {
|
|
|
- point = JsonUtil.parseObject(s, PointVO.class);
|
|
|
- //aes解密
|
|
|
- pointJson = decrypt(captchaVO.getPointJson(), point.getSecretKey());
|
|
|
- point1 = JsonUtil.parseObject(pointJson, PointVO.class);
|
|
|
- } catch (Exception e) {
|
|
|
- log.error("验证码坐标解析失败", e);
|
|
|
- afterValidateFail(captchaVO);
|
|
|
- return ResponseModel.errorMsg(e.getMessage());
|
|
|
- }
|
|
|
- if (point.x - Integer.parseInt(slipOffset) > point1.x
|
|
|
- || point1.x > point.x + Integer.parseInt(slipOffset)
|
|
|
- || point.y != point1.y) {
|
|
|
- afterValidateFail(captchaVO);
|
|
|
- return ResponseModel.errorMsg(RepCodeEnum.API_CAPTCHA_COORDINATE_ERROR);
|
|
|
- }
|
|
|
- //校验成功,将信息存入缓存
|
|
|
- String secretKey = point.getSecretKey();
|
|
|
- String value = null;
|
|
|
- try {
|
|
|
- value = AESUtil.aesEncrypt(captchaVO.getToken().concat("---").concat(pointJson), secretKey);
|
|
|
- } catch (Exception e) {
|
|
|
- log.error("AES加密失败", e);
|
|
|
- afterValidateFail(captchaVO);
|
|
|
- return ResponseModel.errorMsg(e.getMessage());
|
|
|
- }
|
|
|
- String secondKey = String.format(REDIS_SECOND_CAPTCHA_KEY, value);
|
|
|
- CaptchaServiceFactory.getCache(cacheType).set(secondKey, captchaVO.getToken(), EXPIRESIN_THREE);
|
|
|
- captchaVO.setResult(true);
|
|
|
- captchaVO.resetClientFlag();
|
|
|
- return ResponseModel.successData(captchaVO);
|
|
|
- }
|
|
|
-
|
|
|
- @Override
|
|
|
- public ResponseModel verification(CaptchaVO captchaVO) {
|
|
|
- ResponseModel r = super.verification(captchaVO);
|
|
|
- if (!validatedReq(r)) {
|
|
|
- return r;
|
|
|
- }
|
|
|
- try {
|
|
|
- String codeKey = String.format(REDIS_SECOND_CAPTCHA_KEY, captchaVO.getCaptchaVerification());
|
|
|
- if (!CaptchaServiceFactory.getCache(cacheType).exists(codeKey)) {
|
|
|
- return ResponseModel.errorMsg(RepCodeEnum.API_CAPTCHA_INVALID);
|
|
|
- }
|
|
|
- //二次校验取值后,即刻失效
|
|
|
- CaptchaServiceFactory.getCache(cacheType).delete(codeKey);
|
|
|
- } catch (Exception e) {
|
|
|
- log.error("验证码坐标解析失败", e);
|
|
|
- return ResponseModel.errorMsg(e.getMessage());
|
|
|
- }
|
|
|
- return ResponseModel.success();
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * 根据模板切图
|
|
|
- *
|
|
|
- * @throws Exception
|
|
|
- */
|
|
|
- public CaptchaVO pictureTemplatesCut(BufferedImage originalImage, BufferedImage jigsawImage, String jigsawImageBase64) {
|
|
|
- try {
|
|
|
- CaptchaVO dataVO = new CaptchaVO();
|
|
|
-
|
|
|
- int originalWidth = originalImage.getWidth();
|
|
|
- int originalHeight = originalImage.getHeight();
|
|
|
- int jigsawWidth = jigsawImage.getWidth();
|
|
|
- int jigsawHeight = jigsawImage.getHeight();
|
|
|
-
|
|
|
- //随机生成拼图坐标
|
|
|
- PointVO point = generateJigsawPoint(originalWidth, originalHeight, jigsawWidth, jigsawHeight);
|
|
|
- int x = point.getX();
|
|
|
- int y = point.getY();
|
|
|
-
|
|
|
- //生成新的拼图图像
|
|
|
- BufferedImage newJigsawImage = new BufferedImage(jigsawWidth, jigsawHeight, jigsawImage.getType());
|
|
|
- Graphics2D graphics = newJigsawImage.createGraphics();
|
|
|
-
|
|
|
- int bold = 5;
|
|
|
- //如果需要生成RGB格式,需要做如下配置,Transparency 设置透明
|
|
|
- newJigsawImage = graphics.getDeviceConfiguration().createCompatibleImage(jigsawWidth, jigsawHeight, Transparency.TRANSLUCENT);
|
|
|
- // 新建的图像根据模板颜色赋值,源图生成遮罩
|
|
|
- cutByTemplate(originalImage, jigsawImage, newJigsawImage, x, 0);
|
|
|
- if (captchaInterferenceOptions > 0) {
|
|
|
- int position = 0;
|
|
|
- if (originalWidth - x - 5 > jigsawWidth * 2) {
|
|
|
- //在原扣图右边插入干扰图
|
|
|
- position = RandomUtils.getRandomInt(x + jigsawWidth + 5, originalWidth - jigsawWidth);
|
|
|
- } else {
|
|
|
- //在原扣图左边插入干扰图
|
|
|
- position = RandomUtils.getRandomInt(100, x - jigsawWidth - 5);
|
|
|
- }
|
|
|
- while (true) {
|
|
|
- String s = ImageUtils.getslidingBlock();
|
|
|
- if (!jigsawImageBase64.equals(s)) {
|
|
|
- interferenceByTemplate(originalImage, Objects.requireNonNull(ImageUtils.getBase64StrToImage(s)), position, 0);
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- if (captchaInterferenceOptions > 1) {
|
|
|
- while (true) {
|
|
|
- String s = ImageUtils.getslidingBlock();
|
|
|
- if (!jigsawImageBase64.equals(s)) {
|
|
|
- Integer randomInt = RandomUtils.getRandomInt(jigsawWidth, 100 - jigsawWidth);
|
|
|
- interferenceByTemplate(originalImage, Objects.requireNonNull(ImageUtils.getBase64StrToImage(s)),
|
|
|
- randomInt, 0);
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- // 设置“抗锯齿”的属性
|
|
|
- graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
|
|
|
- graphics.setStroke(new BasicStroke(bold, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL));
|
|
|
- graphics.drawImage(newJigsawImage, 0, 0, null);
|
|
|
- graphics.dispose();
|
|
|
-
|
|
|
- ByteArrayOutputStream os = new ByteArrayOutputStream();//新建流。
|
|
|
- ImageIO.write(newJigsawImage, IMAGE_TYPE_PNG, os);//利用ImageIO类提供的write方法,将bi以png图片的数据模式写入流。
|
|
|
- byte[] jigsawImages = os.toByteArray();
|
|
|
-
|
|
|
- ByteArrayOutputStream oriImagesOs = new ByteArrayOutputStream();//新建流。
|
|
|
- ImageIO.write(originalImage, IMAGE_TYPE_PNG, oriImagesOs);//利用ImageIO类提供的write方法,将bi以jpg图片的数据模式写入流。
|
|
|
- byte[] oriCopyImages = oriImagesOs.toByteArray();
|
|
|
- Base64.Encoder encoder = Base64.getEncoder();
|
|
|
- dataVO.setOriginalImageBase64(encoder.encodeToString(oriCopyImages).replaceAll("\r|\n", ""));
|
|
|
- //point信息不传到前端,只做后端check校验
|
|
|
-// dataVO.setPoint(point);
|
|
|
- dataVO.setJigsawImageBase64(encoder.encodeToString(jigsawImages).replaceAll("\r|\n", ""));
|
|
|
- dataVO.setToken(RandomUtils.getUUID());
|
|
|
- dataVO.setSecretKey(point.getSecretKey());
|
|
|
-// base64StrToImage(encoder.encodeToString(oriCopyImages), "D:\\原图.png");
|
|
|
-// base64StrToImage(encoder.encodeToString(jigsawImages), "D:\\滑动.png");
|
|
|
-
|
|
|
- //将坐标信息存入redis中
|
|
|
- String codeKey = String.format(REDIS_CAPTCHA_KEY, dataVO.getToken());
|
|
|
- CaptchaServiceFactory.getCache(cacheType).set(codeKey, JsonUtil.toJSONString(point), EXPIRESIN_SECONDS);
|
|
|
- log.debug("token:{},point:{}", dataVO.getToken(), JsonUtil.toJSONString(point));
|
|
|
- return dataVO;
|
|
|
- } catch (Exception e) {
|
|
|
- e.printStackTrace();
|
|
|
- return null;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 随机生成拼图坐标
|
|
|
- *
|
|
|
- * @param originalWidth
|
|
|
- * @param originalHeight
|
|
|
- * @param jigsawWidth
|
|
|
- * @param jigsawHeight
|
|
|
- * @return
|
|
|
- */
|
|
|
- private static PointVO generateJigsawPoint(int originalWidth, int originalHeight, int jigsawWidth, int jigsawHeight) {
|
|
|
- Random random = new Random();
|
|
|
- int widthDifference = originalWidth - jigsawWidth;
|
|
|
- int heightDifference = originalHeight - jigsawHeight;
|
|
|
- int x, y = 0;
|
|
|
- if (widthDifference <= 0) {
|
|
|
- x = 5;
|
|
|
- } else {
|
|
|
- x = random.nextInt(originalWidth - jigsawWidth - 100) + 100;
|
|
|
- }
|
|
|
- if (heightDifference <= 0) {
|
|
|
- y = 5;
|
|
|
- } else {
|
|
|
- y = random.nextInt(originalHeight - jigsawHeight) + 5;
|
|
|
- }
|
|
|
- String key = null;
|
|
|
- if (captchaAesStatus) {
|
|
|
- key = AESUtil.getKey();
|
|
|
- }
|
|
|
- return new PointVO(x, y, key);
|
|
|
- }
|
|
|
-
|
|
|
- /**
|
|
|
- * @param oriImage 原图
|
|
|
- * @param templateImage 模板图
|
|
|
- * @param newImage 新抠出的小图
|
|
|
- * @param x 随机扣取坐标X
|
|
|
- * @param y 随机扣取坐标y
|
|
|
- * @throws Exception
|
|
|
- */
|
|
|
- private static void cutByTemplate(BufferedImage oriImage, BufferedImage templateImage, BufferedImage newImage, int x, int y) {
|
|
|
- //临时数组遍历用于高斯模糊存周边像素值
|
|
|
- int[][] martrix = new int[3][3];
|
|
|
- int[] values = new int[9];
|
|
|
-
|
|
|
- int xLength = templateImage.getWidth();
|
|
|
- int yLength = templateImage.getHeight();
|
|
|
- // 模板图像宽度
|
|
|
- for (int i = 0; i < xLength; i++) {
|
|
|
- // 模板图片高度
|
|
|
- for (int j = 0; j < yLength; j++) {
|
|
|
- // 如果模板图像当前像素点不是透明色 copy源文件信息到目标图片中
|
|
|
- int rgb = templateImage.getRGB(i, j);
|
|
|
- if (rgb < 0) {
|
|
|
- newImage.setRGB(i, j, oriImage.getRGB(x + i, y + j));
|
|
|
-
|
|
|
- //抠图区域高斯模糊
|
|
|
- readPixel(oriImage, x + i, y + j, values);
|
|
|
- fillMatrix(martrix, values);
|
|
|
- oriImage.setRGB(x + i, y + j, avgMatrix(martrix));
|
|
|
- }
|
|
|
-
|
|
|
- //防止数组越界判断
|
|
|
- if (i == (xLength - 1) || j == (yLength - 1)) {
|
|
|
- continue;
|
|
|
- }
|
|
|
- int rightRgb = templateImage.getRGB(i + 1, j);
|
|
|
- int downRgb = templateImage.getRGB(i, j + 1);
|
|
|
- //描边处理,,取带像素和无像素的界点,判断该点是不是临界轮廓点,如果是设置该坐标像素是白色
|
|
|
- if ((rgb >= 0 && rightRgb < 0) || (rgb < 0 && rightRgb >= 0) || (rgb >= 0 && downRgb < 0) || (rgb < 0 && downRgb >= 0)) {
|
|
|
- newImage.setRGB(i, j, Color.white.getRGB());
|
|
|
- oriImage.setRGB(x + i, y + j, Color.white.getRGB());
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- /**
|
|
|
- * 干扰抠图处理
|
|
|
- *
|
|
|
- * @param oriImage 原图
|
|
|
- * @param templateImage 模板图
|
|
|
- * @param x 随机扣取坐标X
|
|
|
- * @param y 随机扣取坐标y
|
|
|
- * @throws Exception
|
|
|
- */
|
|
|
- private static void interferenceByTemplate(BufferedImage oriImage, BufferedImage templateImage, int x, int y) {
|
|
|
- //临时数组遍历用于高斯模糊存周边像素值
|
|
|
- int[][] martrix = new int[3][3];
|
|
|
- int[] values = new int[9];
|
|
|
-
|
|
|
- int xLength = templateImage.getWidth();
|
|
|
- int yLength = templateImage.getHeight();
|
|
|
- // 模板图像宽度
|
|
|
- for (int i = 0; i < xLength; i++) {
|
|
|
- // 模板图片高度
|
|
|
- for (int j = 0; j < yLength; j++) {
|
|
|
- // 如果模板图像当前像素点不是透明色 copy源文件信息到目标图片中
|
|
|
- int rgb = templateImage.getRGB(i, j);
|
|
|
- if (rgb < 0) {
|
|
|
- //抠图区域高斯模糊
|
|
|
- readPixel(oriImage, x + i, y + j, values);
|
|
|
- fillMatrix(martrix, values);
|
|
|
- oriImage.setRGB(x + i, y + j, avgMatrix(martrix));
|
|
|
- }
|
|
|
- //防止数组越界判断
|
|
|
- if (i == (xLength - 1) || j == (yLength - 1)) {
|
|
|
- continue;
|
|
|
- }
|
|
|
- int rightRgb = templateImage.getRGB(i + 1, j);
|
|
|
- int downRgb = templateImage.getRGB(i, j + 1);
|
|
|
- //描边处理,,取带像素和无像素的界点,判断该点是不是临界轮廓点,如果是设置该坐标像素是白色
|
|
|
- if ((rgb >= 0 && rightRgb < 0) || (rgb < 0 && rightRgb >= 0) || (rgb >= 0 && downRgb < 0) || (rgb < 0 && downRgb >= 0)) {
|
|
|
- oriImage.setRGB(x + i, y + j, Color.white.getRGB());
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- private static void readPixel(BufferedImage img, int x, int y, int[] pixels) {
|
|
|
- int xStart = x - 1;
|
|
|
- int yStart = y - 1;
|
|
|
- int current = 0;
|
|
|
- for (int i = xStart; i < 3 + xStart; i++) {
|
|
|
- for (int j = yStart; j < 3 + yStart; j++) {
|
|
|
- int tx = i;
|
|
|
- if (tx < 0) {
|
|
|
- tx = -tx;
|
|
|
-
|
|
|
- } else if (tx >= img.getWidth()) {
|
|
|
- tx = x;
|
|
|
- }
|
|
|
- int ty = j;
|
|
|
- if (ty < 0) {
|
|
|
- ty = -ty;
|
|
|
- } else if (ty >= img.getHeight()) {
|
|
|
- ty = y;
|
|
|
- }
|
|
|
- pixels[current++] = img.getRGB(tx, ty);
|
|
|
-
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- private static void fillMatrix(int[][] matrix, int[] values) {
|
|
|
- int filled = 0;
|
|
|
- for (int i = 0; i < matrix.length; i++) {
|
|
|
- int[] x = matrix[i];
|
|
|
- for (int j = 0; j < x.length; j++) {
|
|
|
- x[j] = values[filled++];
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- private static int avgMatrix(int[][] matrix) {
|
|
|
- int r = 0;
|
|
|
- int g = 0;
|
|
|
- int b = 0;
|
|
|
- for (int i = 0; i < matrix.length; i++) {
|
|
|
- int[] x = matrix[i];
|
|
|
- for (int j = 0; j < x.length; j++) {
|
|
|
- if (j == 1) {
|
|
|
- continue;
|
|
|
- }
|
|
|
- Color c = new Color(x[j]);
|
|
|
- r += c.getRed();
|
|
|
- g += c.getGreen();
|
|
|
- b += c.getBlue();
|
|
|
- }
|
|
|
- }
|
|
|
- return new Color(r / 8, g / 8, b / 8).getRGB();
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
-}
|