From 3c4fee1db116c11d4f04727cfe076d7c94daeaf2 Mon Sep 17 00:00:00 2001
From: yanzhaofeige <yanzhaofeige@qq.com>
Date: Mon, 30 Sep 2024 12:10:57 +0800
Subject: [PATCH] init
---
cpzidc-admin/src/main/java/com/odcc/cpzidc/web/controller/common/CaptchaController.java | 94 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 94 insertions(+), 0 deletions(-)
diff --git a/cpzidc-admin/src/main/java/com/odcc/cpzidc/web/controller/common/CaptchaController.java b/cpzidc-admin/src/main/java/com/odcc/cpzidc/web/controller/common/CaptchaController.java
new file mode 100644
index 0000000..1756edf
--- /dev/null
+++ b/cpzidc-admin/src/main/java/com/odcc/cpzidc/web/controller/common/CaptchaController.java
@@ -0,0 +1,94 @@
+package com.odcc.cpzidc.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 org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.util.FastByteArrayOutputStream;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+import com.google.code.kaptcha.Producer;
+import com.odcc.cpzidc.common.config.CpzIdcConfig;
+import com.odcc.cpzidc.common.constant.CacheConstants;
+import com.odcc.cpzidc.common.constant.Constants;
+import com.odcc.cpzidc.common.core.domain.AjaxResult;
+import com.odcc.cpzidc.common.core.redis.RedisCache;
+import com.odcc.cpzidc.common.utils.sign.Base64;
+import com.odcc.cpzidc.common.utils.uuid.IdUtils;
+import com.odcc.cpzidc.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;
+
+ @Autowired
+ private RedisCache redisCache;
+
+ @Autowired
+ private ISysConfigService configService;
+ /**
+ * 生成验证码
+ */
+ @GetMapping("/captchaImage")
+ public AjaxResult getCode(HttpServletResponse response) throws IOException
+ {
+ AjaxResult ajax = AjaxResult.success();
+ boolean captchaEnabled = configService.selectCaptchaEnabled();
+ ajax.put("captchaEnabled", captchaEnabled);
+ if (!captchaEnabled)
+ {
+ return ajax;
+ }
+
+ // 保存验证码信息
+ String uuid = IdUtils.simpleUUID();
+ String verifyKey = CacheConstants.CAPTCHA_CODE_KEY + uuid;
+
+ String capStr = null, code = null;
+ BufferedImage image = null;
+
+ // 生成验证码
+ String captchaType = CpzIdcConfig.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;
+ }
+}
--
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