tt

hotgo-server/app/com/captcha_com.go

@@ -0,0 +1,62 @@
+//
+// @Link  https://github.com/bufanyun/hotgo
+// @Copyright  Copyright (c) 2022 HotGo CLI
+// @Author  Ms <133814250@qq.com>
+// @License  https://github.com/bufanyun/hotgo/blob/master/LICENSE
+//
+package com
+
+import (
+	"context"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/mojocn/base64Captcha"
+)
+
+var Captcha = new(captcha)
+
+type captcha struct{}
+
+//
+//  @Title  获取字母数字混合验证码
+//  @Description 
+//  @Author  Ms <133814250@qq.com>
+//  @Param   ctx
+//  @Return  idKeyC
+//  @Return  base64stringC
+//
+func (component *captcha) GetVerifyImgString(ctx context.Context) (idKeyC string, base64stringC string) {
+	driver := &base64Captcha.DriverString{
+		Height:          80,
+		Width:           240,
+		//NoiseCount:      50,
+		//ShowLineOptions: 20,
+		Length:          4,
+		Source:          "abcdefghjkmnpqrstuvwxyz23456789",
+		Fonts:           []string{"chromohv.ttf"},
+	}
+	driver = driver.ConvertFonts()
+	store := base64Captcha.DefaultMemStore
+	c := base64Captcha.NewCaptcha(driver, store)
+	idKeyC, base64stringC, err := c.Generate()
+	if err != nil {
+		g.Log().Error(ctx,err)
+	}
+	return
+}
+
+//
+//  @Title  验证输入的验证码是否正确
+//  @Description 
+//  @Author  Ms <133814250@qq.com>
+//  @Param   id
+//  @Param   answer
+//  @Return  bool
+//
+func (component *captcha) VerifyString(id, answer string) bool {
+	driver := new(base64Captcha.DriverString)
+	store := base64Captcha.DefaultMemStore
+	c := base64Captcha.NewCaptcha(driver, store)
+	answer = gstr.ToLower(answer)
+	return c.Verify(id, answer, true)
+}