| | |
| | | import cn.dev33.satoken.annotation.SaIgnore; |
| | | import cn.hutool.captcha.AbstractCaptcha; |
| | | import cn.hutool.captcha.generator.CodeGenerator; |
| | | import cn.hutool.core.convert.Convert; |
| | | import cn.hutool.core.util.IdUtil; |
| | | import cn.hutool.core.util.RandomUtil; |
| | | import com.ruoyi.common.constant.CacheConstants; |
| | |
| | | import com.ruoyi.system.service.ISysConfigService; |
| | | import lombok.RequiredArgsConstructor; |
| | | import lombok.extern.slf4j.Slf4j; |
| | | import org.springframework.expression.Expression; |
| | | import org.springframework.expression.ExpressionParser; |
| | | import org.springframework.expression.spel.standard.SpelExpressionParser; |
| | | import org.springframework.validation.annotation.Validated; |
| | | import org.springframework.web.bind.annotation.GetMapping; |
| | | import org.springframework.web.bind.annotation.RestController; |
| | | |
| | | import javax.validation.constraints.NotBlank; |
| | | import jakarta.validation.constraints.NotBlank; |
| | | import java.time.Duration; |
| | | import java.util.HashMap; |
| | | import java.util.Map; |
| | |
| | | AbstractCaptcha captcha = SpringUtils.getBean(captchaProperties.getCategory().getClazz()); |
| | | captcha.setGenerator(codeGenerator); |
| | | captcha.createCode(); |
| | | String code = isMath ? getCodeResult(captcha.getCode()) : captcha.getCode(); |
| | | String code = captcha.getCode(); |
| | | if (isMath) { |
| | | ExpressionParser parser = new SpelExpressionParser(); |
| | | Expression exp = parser.parseExpression(StringUtils.remove(code, "=")); |
| | | code = exp.getValue(String.class); |
| | | } |
| | | RedisUtils.setCacheObject(verifyKey, code, Duration.ofMinutes(Constants.CAPTCHA_EXPIRATION)); |
| | | ajax.put("uuid", uuid); |
| | | ajax.put("img", captcha.getImageBase64()); |
| | | return R.ok(ajax); |
| | | } |
| | | |
| | | private String getCodeResult(String capStr) { |
| | | int numberLength = captchaProperties.getNumberLength(); |
| | | int a = Convert.toInt(StringUtils.substring(capStr, 0, numberLength).trim()); |
| | | char operator = capStr.charAt(numberLength); |
| | | int b = Convert.toInt(StringUtils.substring(capStr, numberLength + 1, numberLength + 1 + numberLength).trim()); |
| | | switch (operator) { |
| | | case '*': |
| | | return Convert.toStr(a * b); |
| | | case '+': |
| | | return Convert.toStr(a + b); |
| | | case '-': |
| | | return Convert.toStr(a - b); |
| | | default: |
| | | return StringUtils.EMPTY; |
| | | } |
| | | } |
| | | |
| | | } |