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app/common/openplatform/geetest/service/BUILD

@@ -0,0 +1,32 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["geetest.go"],
+    importpath = "go-common/app/common/openplatform/geetest/service",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/common/openplatform/geetest/dao:go_default_library",
+        "//app/common/openplatform/geetest/model:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)

app/common/openplatform/geetest/service/geetest.go

@@ -0,0 +1,53 @@
+package service
+
+import (
+	"context"
+	"crypto/md5"
+	"encoding/hex"
+	"go-common/app/common/openplatform/geetest/dao"
+	"go-common/app/common/openplatform/geetest/model"
+	"math/rand"
+	"strconv"
+)
+
+// PreProcess preprocessing the geetest and get to challenge
+func PreProcess(c context.Context, mid int64, newCaptcha int, ip, clientType, captchaID, privateKey string) (res *model.ProcessRes, err error) {
+	var pre string
+	res = &model.ProcessRes{}
+	res.CaptchaID = captchaID
+	res.NewCaptcha = newCaptcha
+	if pre, err = dao.PreProcess(c, mid, ip, clientType, newCaptcha, captchaID); err != nil || pre == "" {
+		randOne := md5.Sum([]byte(strconv.Itoa(rand.Intn(100))))
+		randTwo := md5.Sum([]byte(strconv.Itoa(rand.Intn(100))))
+		challenge := hex.EncodeToString(randOne[:]) + hex.EncodeToString(randTwo[:])[0:2]
+		res.Challenge = challenge
+		return
+	}
+	res.Success = 1
+	slice := md5.Sum([]byte(pre + privateKey))
+	res.Challenge = hex.EncodeToString(slice[:])
+	return
+}
+
+// Validate recheck the challenge code and get to seccode
+func Validate(c context.Context, challenge, validate, seccode, clientType, ip, captchaID, privateKey string, success int, mid int64) (stat bool) {
+	if len(validate) != 32 {
+		return
+	}
+	if success != 1 {
+		slice := md5.Sum([]byte(challenge))
+		stat = hex.EncodeToString(slice[:]) == validate
+		return
+	}
+	slice := md5.Sum([]byte(privateKey + "geetest" + challenge))
+	if hex.EncodeToString(slice[:]) != validate {
+		return
+	}
+	res, err := dao.Validate(c, challenge, seccode, clientType, ip, captchaID, mid)
+	if err != nil {
+		return
+	}
+	slice = md5.Sum([]byte(seccode))
+	stat = hex.EncodeToString(slice[:]) == res.Seccode
+	return
+}