From 1e79d6f56fbd9a054800f1c62fd95bacda37c6b3 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子li <15040126243@163.com>
Date: 星期一, 20 七月 2020 10:41:32 +0800
Subject: [PATCH] 同步升级3.0
---
ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CaptchaController.java | 62 +++++++++++++++++++++++++++++++
1 files changed, 62 insertions(+), 0 deletions(-)
diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CaptchaController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CaptchaController.java
new file mode 100644
index 0000000..c096344
--- /dev/null
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CaptchaController.java
@@ -0,0 +1,62 @@
+package com.ruoyi.web.controller.common;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.util.concurrent.TimeUnit;
+import javax.servlet.http.HttpServletResponse;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+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.VerifyCodeUtils;
+import com.ruoyi.common.utils.sign.Base64;
+import com.ruoyi.common.utils.uuid.IdUtils;
+
+/**
+ * 楠岃瘉鐮佹搷浣滃鐞�
+ *
+ * @author ruoyi
+ */
+@RestController
+public class CaptchaController
+{
+ @Autowired
+ private RedisCache redisCache;
+
+ /**
+ * 鐢熸垚楠岃瘉鐮�
+ */
+ @GetMapping("/captchaImage")
+ public AjaxResult getCode(HttpServletResponse response) throws IOException
+ {
+ // 鐢熸垚闅忔満瀛椾覆
+ String verifyCode = VerifyCodeUtils.generateVerifyCode(4);
+ // 鍞竴鏍囪瘑
+ String uuid = IdUtils.simpleUUID();
+ String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;
+
+ redisCache.setCacheObject(verifyKey, verifyCode, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);
+ // 鐢熸垚鍥剧墖
+ int w = 111, h = 36;
+ ByteArrayOutputStream stream = new ByteArrayOutputStream();
+ VerifyCodeUtils.outputImage(w, h, stream, verifyCode);
+ try
+ {
+ AjaxResult ajax = AjaxResult.success();
+ ajax.put("uuid", uuid);
+ ajax.put("img", Base64.encode(stream.toByteArray()));
+ return ajax;
+ }
+ catch (Exception e)
+ {
+ e.printStackTrace();
+ return AjaxResult.error(e.getMessage());
+ }
+ finally
+ {
+ stream.close();
+ }
+ }
+}
--
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