验证码类型支持（数组计算、字符验证）

ruoyi-gateway/src/main/java/com/ruoyi/gateway/config/CaptchaConfig.java

@@ -5,6 +5,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import com.google.code.kaptcha.impl.DefaultKaptcha;
 import com.google.code.kaptcha.util.Config;
+import static com.google.code.kaptcha.Constants.*;
 
 /**
  * 验证码配置
@@ -14,42 +15,67 @@ import com.google.code.kaptcha.util.Config;
 @Configuration
 public class CaptchaConfig
 {
+    @Bean(name = "captchaProducer")
+    public DefaultKaptcha getKaptchaBean()
+    {
+        DefaultKaptcha defaultKaptcha = new DefaultKaptcha();
+        Properties properties = new Properties();
+        // 是否有边框 默认为true 我们可以自己设置yes，no
+        properties.setProperty(KAPTCHA_BORDER, "yes");
+        // 验证码文本字符颜色 默认为Color.BLACK
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_FONT_COLOR, "black");
+        // 验证码图片宽度 默认为200
+        properties.setProperty(KAPTCHA_IMAGE_WIDTH, "160");
+        // 验证码图片高度 默认为50
+        properties.setProperty(KAPTCHA_IMAGE_HEIGHT, "60");
+        // 验证码文本字符大小 默认为40
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_FONT_SIZE, "38");
+        // KAPTCHA_SESSION_KEY
+        properties.setProperty(KAPTCHA_SESSION_CONFIG_KEY, "kaptchaCode");
+        // 验证码文本字符长度 默认为5
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_CHAR_LENGTH, "4");
+        // 验证码文本字体样式 默认为new Font("Arial", 1, fontSize), new Font("Courier", 1, fontSize)
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_FONT_NAMES, "Arial,Courier");
+        // 图片样式 水纹com.google.code.kaptcha.impl.WaterRipple 鱼眼com.google.code.kaptcha.impl.FishEyeGimpy 阴影com.google.code.kaptcha.impl.ShadowGimpy
+        properties.setProperty(KAPTCHA_OBSCURIFICATOR_IMPL, "com.google.code.kaptcha.impl.ShadowGimpy");
+        Config config = new Config(properties);
+        defaultKaptcha.setConfig(config);
+        return defaultKaptcha;
+    }
+    
     @Bean(name = "captchaProducerMath")
     public DefaultKaptcha getKaptchaBeanMath()
     {
         DefaultKaptcha defaultKaptcha = new DefaultKaptcha();
         Properties properties = new Properties();
         // 是否有边框 默认为true 我们可以自己设置yes，no
-        properties.setProperty("kaptcha.border", "yes");
+        properties.setProperty(KAPTCHA_BORDER, "yes");
         // 边框颜色 默认为Color.BLACK
-        properties.setProperty("kaptcha.border.color", "105,179,90");
+        properties.setProperty(KAPTCHA_BORDER_COLOR, "105,179,90");
         // 验证码文本字符颜色 默认为Color.BLACK
-        properties.setProperty("kaptcha.textproducer.font.color", "blue");
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_FONT_COLOR, "blue");
         // 验证码图片宽度 默认为200
-        properties.setProperty("kaptcha.image.width", "160");
+        properties.setProperty(KAPTCHA_IMAGE_WIDTH, "160");
         // 验证码图片高度 默认为50
-        properties.setProperty("kaptcha.image.height", "60");
+        properties.setProperty(KAPTCHA_IMAGE_HEIGHT, "60");
         // 验证码文本字符大小 默认为40
-        properties.setProperty("kaptcha.textproducer.font.size", "35");
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_FONT_SIZE, "35");
         // KAPTCHA_SESSION_KEY
-        properties.setProperty("kaptcha.session.key", "kaptchaCodeMath");
+        properties.setProperty(KAPTCHA_SESSION_CONFIG_KEY, "kaptchaCodeMath");
         // 验证码文本生成器
-        properties.setProperty("kaptcha.textproducer.impl", "com.ruoyi.gateway.config.KaptchaTextCreator");
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_IMPL, "com.ruoyi.gateway.config.KaptchaTextCreator");
         // 验证码文本字符间距 默认为2
-        properties.setProperty("kaptcha.textproducer.char.space", "3");
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_CHAR_SPACE, "3");
         // 验证码文本字符长度 默认为5
-        properties.setProperty("kaptcha.textproducer.char.length", "6");
-        // 验证码文本字体样式 默认为new Font("Arial", 1, fontSize), new Font("Courier", 1,
-        // fontSize)
-        properties.setProperty("kaptcha.textproducer.font.names", "Arial,Courier");
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_CHAR_LENGTH, "6");
+        // 验证码文本字体样式 默认为new Font("Arial", 1, fontSize), new Font("Courier", 1, fontSize)
+        properties.setProperty(KAPTCHA_TEXTPRODUCER_FONT_NAMES, "Arial,Courier");
         // 验证码噪点颜色 默认为Color.BLACK
-        properties.setProperty("kaptcha.noise.color", "white");
+        properties.setProperty(KAPTCHA_NOISE_COLOR, "white");
         // 干扰实现类
-        properties.setProperty("kaptcha.noise.impl", "com.google.code.kaptcha.impl.NoNoise");
-        // 图片样式 水纹com.google.code.kaptcha.impl.WaterRipple
-        // 鱼眼com.google.code.kaptcha.impl.FishEyeGimpy
-        // 阴影com.google.code.kaptcha.impl.ShadowGimpy
-        properties.setProperty("kaptcha.obscurificator.impl", "com.google.code.kaptcha.impl.ShadowGimpy");
+        properties.setProperty(KAPTCHA_NOISE_IMPL, "com.google.code.kaptcha.impl.NoNoise");
+        // 图片样式 水纹com.google.code.kaptcha.impl.WaterRipple 鱼眼com.google.code.kaptcha.impl.FishEyeGimpy 阴影com.google.code.kaptcha.impl.ShadowGimpy
+        properties.setProperty(KAPTCHA_OBSCURIFICATOR_IMPL, "com.google.code.kaptcha.impl.ShadowGimpy");
         Config config = new Config(properties);
         defaultKaptcha.setConfig(config);
         return defaultKaptcha;

ruoyi-gateway/src/main/java/com/ruoyi/gateway/service/impl/ValidateCodeServiceImpl.java

@@ -3,6 +3,7 @@ package com.ruoyi.gateway.service.impl;
 import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
+import javax.annotation.Resource;
 import javax.imageio.ImageIO;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -25,28 +26,46 @@ import com.ruoyi.gateway.service.ValidateCodeService;
 @Service
 public class ValidateCodeServiceImpl implements ValidateCodeService
 {
-    @Autowired
-    private Producer producer;
+    @Resource(name = "captchaProducer")
+    private Producer captchaProducer;
+
+    @Resource(name = "captchaProducerMath")
+    private Producer captchaProducerMath;
 
     @Autowired
     private RedisService redisService;
 
+    // 验证码类型
+    private String captchaType = "math";
+
     /**
      * 生成验证码
      */
     @Override
     public AjaxResult createCapcha() throws IOException, CaptchaException
     {
-        // 生成验证码
-        String capText = producer.createText();
-        String capStr = capText.substring(0, capText.lastIndexOf("@"));
-        String verifyCode = capText.substring(capText.lastIndexOf("@") + 1);
-        BufferedImage image = producer.createImage(capStr);
         // 保存验证码信息
         String uuid = IdUtils.simpleUUID();
         String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;
 
-        redisService.setCacheObject(verifyKey, verifyCode, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);
+        String capStr = null, code = null;
+        BufferedImage image = null;
+
+        // 生成验证码
+        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);
+        }
+
+        redisService.setCacheObject(verifyKey, code, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);
         // 转换流信息写出
         FastByteArrayOutputStream os = new FastByteArrayOutputStream();
         try