初始

internal/app/common/logic/captcha/captcha.go

@@ -0,0 +1,76 @@
+/*
+* @desc:验证码处理
+* @company:云南奇讯科技有限公司
+* @Author: yixiaohu<yxh669@qq.com>
+* @Date:   2022/9/28 9:01
+ */
+
+package captcha
+
+import (
+	"context"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/mojocn/base64Captcha"
+	"github.com/tiger1103/gfast/v3/internal/app/common/service"
+)
+
+func init() {
+	service.RegisterCaptcha(New())
+}
+
+func New() *sCaptcha {
+	return &sCaptcha{
+		driver: &base64Captcha.DriverString{
+			//Height:          80,
+			//Width:           240,
+			Height:          100,
+			Width:           260,
+			NoiseCount:      50,
+			ShowLineOptions: 20,
+			Length:          4,
+			Source:          "0123456789",
+			//Length:          4,
+			//Source:          "abcdefghjkmnpqrstuvwxyz23456789",
+			Fonts: []string{"chromohv.ttf"},
+		},
+		store: base64Captcha.DefaultMemStore,
+	}
+}
+
+type sCaptcha struct {
+	driver *base64Captcha.DriverString
+	store  base64Captcha.Store
+}
+
+var (
+	captcha = sCaptcha{
+		driver: &base64Captcha.DriverString{
+			Height:          100,
+			Width:           260,
+			NoiseCount:      50,
+			ShowLineOptions: 20,
+			Length:          4,
+			Source:          "0123456789",
+			//Length:          4,
+			//Source:          "abcdefghjkmnpqrstuvwxyz23456789",
+			Fonts: []string{"chromohv.ttf"},
+		},
+		store: base64Captcha.DefaultMemStore,
+	}
+)
+
+// GetVerifyImgString 获取字母数字混合验证码
+func (s *sCaptcha) GetVerifyImgString(ctx context.Context) (idKeyC string, base64stringC string, err error) {
+	driver := s.driver.ConvertFonts()
+	c := base64Captcha.NewCaptcha(driver, s.store)
+	//idKeyC, base64stringC, _, err = c.Generate()
+	idKeyC, base64stringC, err = c.Generate()
+	return
+}
+
+// VerifyString 验证输入的验证码是否正确
+func (s *sCaptcha) VerifyString(id, answer string) bool {
+	c := base64Captcha.NewCaptcha(s.driver, s.store)
+	answer = gstr.ToLower(answer)
+	return c.Verify(id, answer, true)
+}