Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

common/store/store.go

@@ -0,0 +1,65 @@
+package store
+
+import (
+	"91porn-server/app/appg"
+	"crypto/aes"
+	"crypto/cipher"
+	"encoding/base64"
+	"encoding/json"
+	"fmt"
+	"net/url"
+)
+
+func GetStoreLink(u *UserData) string {
+	if u == nil {
+		return ""
+	}
+
+	sign, err := encryptUserData(u, appg.Conf.Base.StoreEncryptKey)
+	if err != nil {
+		return ""
+	}
+	urlStr := fmt.Sprintf("%v?sign=%v", appg.Conf.URL.StoreUrl, url.QueryEscape(sign))
+	return urlStr
+}
+
+type UserData struct {
+	AppUid     uint64 `json:"uid"` // uid
+	AppId      int    `json:"appId"`
+	Name       string `json:"name"`       // 姓名
+	Portrait   string `json:"portrait"`   // 头像
+	ExpireTime int64  `json:"expireTime"` // 失效时间的时间戳，单位秒
+	Balance    int64  `json:"balance"`
+}
+
+func encryptUserData(u *UserData, key string) (sign string, err error) {
+	b, err := json.Marshal(u)
+	if err != nil {
+		return
+	}
+	encryptBytes, err := Encrypt(b, key)
+	if err != nil {
+		return
+	}
+	sign = string(encryptBytes)
+	return
+}
+
+// TODO 这里的别动
+var commonIV = []byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f}
+
+func Encrypt(plainByte []byte, keyText string) (res string, err error) {
+	// 转换成字节数据, 方便加密
+	keyByte := []byte(keyText)
+	// 创建加密算法aes
+	c, err := aes.NewCipher(keyByte)
+	if err != nil {
+		return "", err
+	}
+	//加密字符串
+	cfb := cipher.NewCFBEncrypter(c, commonIV)
+	cipherByte := make([]byte, len(plainByte))
+	cfb.XORKeyStream(cipherByte, plainByte)
+	res = base64.StdEncoding.EncodeToString(cipherByte)
+	return
+}