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验证码修改

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songjinsheng
2022-06-16 09:49:27 +08:00
parent c9ee01dd1f
commit e9e8ea36b7
4 changed files with 10 additions and 264 deletions
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96
ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CaptchaController.java
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@ -1,96 +0,0 @@
package com.ruoyi.web.controller.common;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.concurrent.TimeUnit;
import javax.annotation.Resource;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletResponse;
import com.ruoyi.common.config.RuoYiConfig;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Service;
import org.springframework.util.FastByteArrayOutputStream;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.google.code.kaptcha.Producer;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.utils.sign.Base64;
import com.ruoyi.common.utils.uuid.IdUtils;
import com.ruoyi.system.service.ISysConfigService;
/**
* 验证码操作处理
*
* @author ruoyi
*/
@RestController
public class CaptchaController
{
@Resource(name = "captchaProducer")
private Producer captchaProducer;
@Resource(name = "captchaProducerMath")
private Producer captchaProducerMath;
@Resource
private RedisCache redisCache;
@Resource
private ISysConfigService configService;
/**
* 生成验证码
*/
@GetMapping("/captchaImage")
public AjaxResult getCode(HttpServletResponse response) throws IOException
{
AjaxResult ajax = AjaxResult.success();
boolean captchaOnOff = configService.selectCaptchaOnOff();
ajax.put("captchaOnOff", captchaOnOff);
if (!captchaOnOff)
{
return ajax;
}
// 保存验证码信息
String uuid = IdUtils.simpleUUID();
String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;
String capStr = null, code = null;
BufferedImage image = null;
// 生成验证码
String captchaType = RuoYiConfig.getCaptchaType();
if ("math".equals(captchaType))
{
String capText = captchaProducerMath.createText();
capStr = capText.substring(0, capText.lastIndexOf("@"));
code = capText.substring(capText.lastIndexOf("@") + 1);
image = captchaProducerMath.createImage(capStr);
}
else if ("char".equals(captchaType))
{
capStr = code = captchaProducer.createText();
image = captchaProducer.createImage(capStr);
}
redisCache.setCacheObject(verifyKey, code, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);
// 转换流信息写出
FastByteArrayOutputStream os = new FastByteArrayOutputStream();
try
{
ImageIO.write(image, "jpg", os);
}
catch (IOException e)
{
return AjaxResult.error(e.getMessage());
}
ajax.put("uuid", uuid);
ajax.put("img", Base64.encode(os.toByteArray()));
return ajax;
}
}