添加基础类

This commit is contained in:
loser 2022-11-02 19:34:45 +08:00
parent e36c37b39b
commit bdc4a13e83
11 changed files with 1074 additions and 0 deletions

3
go.mod Normal file
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module ady-tis
go 1.18

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internal/conv/conv.go Normal file
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/**
* @Author: Echo
* @Email:1711788888@qq.com
* @Date: 2021/8/31 11:16 下午
* @Desc: TODO
*/
package conv
import (
"encoding/json"
"fmt"
"reflect"
"strconv"
"time"
)
type stringInterface interface {
String() string
}
type errorInterface interface {
Error() string
}
func String(any interface{}) string {
switch v := any.(type) {
case nil:
return ""
case string:
return v
case int:
return strconv.Itoa(v)
case int8:
return strconv.Itoa(int(v))
case int16:
return strconv.Itoa(int(v))
case int32:
return strconv.Itoa(int(v))
case int64:
return strconv.FormatInt(v, 10)
case uint:
return strconv.FormatUint(uint64(v), 10)
case uint8:
return strconv.FormatUint(uint64(v), 10)
case uint16:
return strconv.FormatUint(uint64(v), 10)
case uint64:
return strconv.FormatUint(v, 10)
case float32:
return strconv.FormatFloat(float64(v), 'f', -1, 32)
case float64:
return strconv.FormatFloat(v, 'f', -1, 64)
case bool:
return strconv.FormatBool(v)
case []byte:
return string(v)
case time.Time:
return v.String()
case *time.Time:
if v == nil {
return ""
}
return v.String()
default:
if v == nil {
return ""
}
if i, ok := v.(stringInterface); ok {
return i.String()
}
if i, ok := v.(errorInterface); ok {
return i.Error()
}
var (
rv = reflect.ValueOf(v)
kind = rv.Kind()
)
switch kind {
case reflect.Chan,
reflect.Map,
reflect.Slice,
reflect.Func,
reflect.Ptr,
reflect.Interface,
reflect.UnsafePointer:
if rv.IsNil() {
return ""
}
case reflect.String:
return rv.String()
}
if kind == reflect.Ptr {
return String(rv.Elem().Interface())
}
if b, e := json.Marshal(v); e != nil {
return fmt.Sprint(v)
} else {
return string(b)
}
}
}

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/**
* @Author: Echo
* @Email:1711788888@qq.com
* @Date: 2021/8/27 11:31 上午
* @Desc: TODO
*/
package core
import (
"ady-tis/internal/enum"
"ady-tis/internal/sign"
"ady-tis/internal/types"
"fmt"
"math/rand"
"time"
"git.echol.cn/loser/http"
)
const (
defaultBaseUrl = "https://console.tim.qq.com"
defaultVersion = "v4"
defaultContentType = "json"
defaultExpiration = 3600
)
var invalidResponse = NewError(enum.InvalidResponseCode, "invalid response")
type Client interface {
// Get GET请求
Get(serviceName string, command string, data interface{}, resp interface{}) error
// Post POST请求
Post(serviceName string, command string, data interface{}, resp interface{}) error
// Put PUT请求
Put(serviceName string, command string, data interface{}, resp interface{}) error
// Patch PATCH请求
Patch(serviceName string, command string, data interface{}, resp interface{}) error
// Delete DELETE请求
Delete(serviceName string, command string, data interface{}, resp interface{}) error
}
type client struct {
client *http.Client
opt *Options
userSig string
userSigExpireAt int64
}
type Options struct {
AppId int // 应用SDKAppID可在即时通信 IM 控制台 的应用卡片中获取。
AppSecret string // 密钥信息,可在即时通信 IM 控制台 的应用详情页面中获取,具体操作请参见 获取密钥
UserId string // 用户ID
Expiration int // UserSig过期时间
}
func NewClient(opt *Options) Client {
rand.Seed(time.Now().UnixNano())
c := new(client)
c.opt = opt
c.client = http.NewClient()
c.client.SetContentType(http.ContentTypeJson)
c.client.SetBaseUrl(defaultBaseUrl)
return c
}
// Get GET请求
func (c *client) Get(serviceName string, command string, data interface{}, resp interface{}) error {
return c.request(http.MethodGet, serviceName, command, data, resp)
}
// Post POST请求
func (c *client) Post(serviceName string, command string, data interface{}, resp interface{}) error {
return c.request(http.MethodPost, serviceName, command, data, resp)
}
// Put PUT请求
func (c *client) Put(serviceName string, command string, data interface{}, resp interface{}) error {
return c.request(http.MethodPut, serviceName, command, data, resp)
}
// Patch PATCH请求
func (c *client) Patch(serviceName string, command string, data interface{}, resp interface{}) error {
return c.request(http.MethodPatch, serviceName, command, data, resp)
}
// Delete DELETE请求
func (c *client) Delete(serviceName string, command string, data interface{}, resp interface{}) error {
return c.request(http.MethodDelete, serviceName, command, data, resp)
}
// request Request请求
func (c *client) request(method, serviceName, command string, data, resp interface{}) error {
res, err := c.client.Request(method, c.buildUrl(serviceName, command), data)
if err != nil {
return err
}
if err = res.Scan(resp); err != nil {
return err
}
if r, ok := resp.(types.ActionBaseRespInterface); ok {
if r.GetActionStatus() == enum.FailActionStatus {
return NewError(r.GetErrorCode(), r.GetErrorInfo())
}
if r.GetErrorCode() != enum.SuccessCode {
return NewError(r.GetErrorCode(), r.GetErrorInfo())
}
} else if r, ok := resp.(types.BaseRespInterface); ok {
if r.GetErrorCode() != enum.SuccessCode {
return NewError(r.GetErrorCode(), r.GetErrorInfo())
}
} else {
return invalidResponse
}
return nil
}
// buildUrl 构建一个请求URL
func (c *client) buildUrl(serviceName string, command string) string {
format := "/%s/%s/%s?sdkappid=%d&identifier=%s&usersig=%s&random=%d&contenttype=%s"
random := rand.Int31()
userSig := c.getUserSig()
//fmt.Println(fmt.Sprintf(format, defaultVersion, serviceName, command, c.opt.AppId, c.opt.UserId, userSig, random, defaultContentType))
return fmt.Sprintf(format, defaultVersion, serviceName, command, c.opt.AppId, c.opt.UserId, userSig, random, defaultContentType)
}
// getUserSig 获取签名
func (c *client) getUserSig() string {
now, expiration := time.Now(), c.opt.Expiration
if expiration <= 0 {
expiration = defaultExpiration
}
if c.userSig == "" || c.userSigExpireAt <= now.Unix() {
c.userSig, _ = sign.GenUserSig(c.opt.AppId, c.opt.AppSecret, c.opt.UserId, expiration)
c.userSigExpireAt = now.Add(time.Duration(expiration) * time.Second).Unix()
}
return c.userSig
}

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/**
* @Author: Echo
* @Email:1711788888@qq.com
* @Date: 2021/8/27 1:12 下午
* @Desc: TODO
*/
package core
type Error interface {
error
Code() int
Message() string
}
type respError struct {
code int
message string
}
func NewError(code int, message string) Error {
return &respError{
code: code,
message: message,
}
}
func (e *respError) Error() string {
return e.message
}
func (e *respError) Code() int {
return e.code
}
func (e *respError) Message() string {
return e.message
}

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/**
* @Author: wanglin
* @Author: wanglin@vspn.com
* @Date: 2021/11/3 10:45
* @Desc: TODO
*/
package enum
const (
SuccessActionStatus = "OK" // 成功状态
FailActionStatus = "FAIL" // 失败状态
SuccessCode = 0 // 成功
InvalidParamsCode = -1 // 无效参数(自定义)
InvalidResponseCode = -2 // 无效响应(自定义)
)

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/**
* @Author: Echo
* @Email:1711788888@qq.com
* @Date: 2021/8/28 1:14 上午
* @Desc: TODO
*/
package enum
const (
// 消息类型
MsgText = "TIMTextElem" // 消息元素
MsgLocation = "TIMLocationElem" // 地理位置消息元素
MsgFace = "TIMFaceElem" // 表情消息元素
MsgCustom = "TIMCustomElem" // 自定义消息元素
MsgSound = "TIMSoundElem" // 语音消息元素
MsgImage = "TIMImageElem" // 图像消息元素
MsgFile = "TIMFileElem" // 文件消息元素
MsgVideo = "TIMVideoFileElem" // 视频消息元素
// 图片格式
ImageFormatJPG = 1 // JPG格式
ImageFormatGIF = 2 // GIF格式
ImageFormatPNG = 3 // PNG格式
ImageFormatBMP = 4 // BMP格式
ImageFormatOTHER = 255 // 其他格式
// 图片类型
ImageTypeOriginal = 1 // 原图
ImageTypePic = 2 // 大图
ImageTypeThumb = 3 // 缩略图
// 标准资料字段
StandardAttrNickname = "Tag_Profile_IM_Nick" // 昵称
StandardAttrGender = "Tag_Profile_IM_Gender" // 性别
StandardAttrBirthday = "Tag_Profile_IM_BirthDay" // 生日
StandardAttrLocation = "Tag_Profile_IM_Location" // 所在地
StandardAttrSignature = "Tag_Profile_IM_SelfSignature" // 个性签名
StandardAttrAllowType = "Tag_Profile_IM_AllowType" // 加好友验证方式
StandardAttrLanguage = "Tag_Profile_IM_Language" // 语言
StandardAttrAvatar = "Tag_Profile_IM_Image" // 头像URL
StandardAttrMsgSettings = "Tag_Profile_IM_MsgSettings" // 消息设置
StandardAttrAdminForbidType = "Tag_Profile_IM_AdminForbidType" // 管理员禁止加好友标识
StandardAttrLevel = "Tag_Profile_IM_Level" // 等级
StandardAttrRole = "Tag_Profile_IM_Role" // 角色
// 自定义属性前缀
CustomAttrPrefix = "Tag_Profile_Custom" // 自定义属性前缀
)

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/**
* @Author: Echo
* @Author:1711788888@qq.com
* @Date: 2021/5/12 10:35
* @Desc: 随机数类库
*/
package random
import (
"math/rand"
"time"
)
const (
AlphaStr = iota // 字母字
AlphaLowerStr // 小写字母
AlphaUpperStr // 大写字母
NumericStr // 数字
NoZeroNumericStr // 无0数字
)
// GenStr 生成指定长度的字符串
func GenStr(mode, length int) string {
var (
pos int
lastStr string
seedStr string
)
rand.Seed(time.Now().UnixNano())
switch mode {
case AlphaStr:
seedStr = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
case AlphaLowerStr:
seedStr = "abcdefghijklmnopqrstuvwxyz"
case AlphaUpperStr:
seedStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
case NumericStr:
seedStr = "0123456789"
case NoZeroNumericStr:
seedStr = "123456789"
}
seedLen := len(seedStr)
for i := 0; i < length; i++ {
pos = rand.Intn(seedLen)
lastStr += seedStr[pos : pos+1]
}
return lastStr
}
// GenNumeric 生成指定范围的数字
func GenNumeric(min int, max int) int {
rand.Seed(time.Now().UnixNano())
if min < max {
return rand.Intn(max-min) + min
} else {
return rand.Intn(min-max) + max
}
}

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/**
* @Author: Echo
* @Author:1711788888@qq.com
* @Date: 2021/5/27 19:15
* @Desc: BASE64
*/
package sign
import (
"encoding/base64"
"strings"
)
func base64urlEncode(data []byte) string {
str := base64.StdEncoding.EncodeToString(data)
str = strings.Replace(str, "+", "*", -1)
str = strings.Replace(str, "/", "-", -1)
str = strings.Replace(str, "=", "_", -1)
return str
}
func base64urlDecode(str string) ([]byte, error) {
str = strings.Replace(str, "_", "=", -1)
str = strings.Replace(str, "-", "/", -1)
str = strings.Replace(str, "*", "+", -1)
return base64.StdEncoding.DecodeString(str)
}

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/**
* @Author: Echo
* @Author:1711788888@qq.com
* @Date: 2021/5/27 19:11
* @Desc: Transmission signature.
*/
package sign
import (
"bytes"
"compress/zlib"
"crypto/hmac"
"crypto/sha256"
"encoding/base64"
"encoding/json"
"errors"
"io/ioutil"
"strconv"
"time"
)
/**
*功能说明用于签发 TRTC IM 服务中必须要使用的 UserSig 鉴权票据
*
*参数说明
* sdkappid - 应用id
* key - 计算 usersig 用的加密密钥,控制台可获取
* userid - 用户id限制长度为32字节只允许包含大小写英文字母a-zA-Z数字0-9及下划线和连词符
* expire - UserSig 票据的过期时间单位是秒比如 86400 代表生成的 UserSig 票据在一天后就无法再使用了
*/
/**
* Function: Used to issue UserSig that is required by the TRTC and IM services.
*
* Parameter description:
* sdkappid - Application ID
* userid - User ID. The value can be up to 32 bytes in length and contain letters (a-z and A-Z), digits (0-9), underscores (_), and hyphens (-).
* key - The encryption key used to calculate usersig can be obtained from the console.
* expire - UserSig expiration time, in seconds. For example, 86400 indicates that the generated UserSig will expire one day after being generated.
*/
func GenUserSig(sdkappid int, key string, userid string, expire int) (string, error) {
return genSig(sdkappid, key, userid, expire, nil)
}
func GenUserSigWithBuf(sdkappid int, key string, userid string, expire int, buf []byte) (string, error) {
return genSig(sdkappid, key, userid, expire, buf)
}
/**
*功能说明
* 用于签发 TRTC 进房参数中可选的 PrivateMapKey 权限票据
* PrivateMapKey 需要跟 UserSig 一起使用 PrivateMapKey UserSig 有更强的权限控制能力
* - UserSig 只能控制某个 UserID 有无使用 TRTC 服务的权限只要 UserSig 正确其对应的 UserID 可以进出任意房间
* - PrivateMapKey 则是将 UserID 的权限控制的更加严格包括能不能进入某个房间能不能在该房间里上行音视频等等
* 如果要开启 PrivateMapKey 严格权限位校验需要在实时音视频控制台=>应用管理=>应用信息中打开启动权限密钥开关
*
*参数说明
* sdkappid - 应用id
* key - 计算 usersig 用的加密密钥,控制台可获取
* userid - 用户id限制长度为32字节只允许包含大小写英文字母a-zA-Z数字0-9及下划线和连词符
* expire - PrivateMapKey 票据的过期时间单位是秒比如 86400 生成的 PrivateMapKey 票据在一天后就无法再使用了
* roomid - 房间号用于指定该 userid 可以进入的房间号
* privilegeMap - 权限位使用了一个字节中的 8 个比特位分别代表八个具体的功能权限开关
* - 1 0000 0001 = 1创建房间的权限
* - 2 0000 0010 = 2加入房间的权限
* - 3 0000 0100 = 4发送语音的权限
* - 4 0000 1000 = 8接收语音的权限
* - 5 0001 0000 = 16发送视频的权限
* - 6 0010 0000 = 32接收视频的权限
* - 7 0100 0000 = 64发送辅路也就是屏幕分享视频的权限
* - 8 1000 0000 = 200接收辅路也就是屏幕分享视频的权限
* - privilegeMap == 1111 1111 == 255 代表该 userid 在该 roomid 房间内的所有功能权限
* - privilegeMap == 0010 1010 == 42 代表该 userid 拥有加入房间和接收音视频数据的权限但不具备其他权限
*/
/**
* Function:
* Used to issue PrivateMapKey that is optional for room entry.
* PrivateMapKey must be used together with UserSig but with more powerful permission control capabilities.
* - UserSig can only control whether a UserID has permission to use the TRTC service. As long as the UserSig is correct, the user with the corresponding UserID can enter or leave any room.
* - PrivateMapKey specifies more stringent permissions for a UserID, including whether the UserID can be used to enter a specific room and perform audio/video upstreaming in the room.
* To enable stringent PrivateMapKey permission bit verification, you need to enable permission key in TRTC console > Application Management > Application Info.
*
* Parameter description:
* sdkappid - Application ID
* userid - User ID. The value can be up to 32 bytes in length and contain letters (a-z and A-Z), digits (0-9), underscores (_), and hyphens (-).
* key - The encryption key used to calculate usersig can be obtained from the console.
* roomid - ID of the room to which the specified UserID can enter.
* expire - PrivateMapKey expiration time, in seconds. For example, 86400 indicates that the generated PrivateMapKey will expire one day after being generated.
* privilegeMap - Permission bits. Eight bits in the same byte are used as the permission switches of eight specific features:
* - Bit 1: 0000 0001 = 1, permission for room creation
* - Bit 2: 0000 0010 = 2, permission for room entry
* - Bit 3: 0000 0100 = 4, permission for audio sending
* - Bit 4: 0000 1000 = 8, permission for audio receiving
* - Bit 5: 0001 0000 = 16, permission for video sending
* - Bit 6: 0010 0000 = 32, permission for video receiving
* - Bit 7: 0100 0000 = 64, permission for substream video sending (screen sharing)
* - Bit 8: 1000 0000 = 200, permission for substream video receiving (screen sharing)
* - privilegeMap == 1111 1111 == 255: Indicates that the UserID has all feature permissions of the room specified by roomid.
* - privilegeMap == 0010 1010 == 42: Indicates that the UserID has only the permissions to enter the room and receive audio/video data.
*/
func GenPrivateMapKey(sdkappid int, key string, userid string, expire int, roomid uint32, privilegeMap uint32) (string, error) {
var userbuf []byte = genUserBuf(userid, sdkappid, roomid, expire, privilegeMap, 0, "")
return genSig(sdkappid, key, userid, expire, userbuf)
}
/**
*功能说明
* 用于签发 TRTC 进房参数中可选的 PrivateMapKey 权限票据
* PrivateMapKey 需要跟 UserSig 一起使用 PrivateMapKey UserSig 有更强的权限控制能力
* - UserSig 只能控制某个 UserID 有无使用 TRTC 服务的权限只要 UserSig 正确其对应的 UserID 可以进出任意房间
* - PrivateMapKey 则是将 UserID 的权限控制的更加严格包括能不能进入某个房间能不能在该房间里上行音视频等等
* 如果要开启 PrivateMapKey 严格权限位校验需要在实时音视频控制台=>应用管理=>应用信息中打开启动权限密钥开关
*
*参数说明
* sdkappid - 应用id
* key - 计算 usersig 用的加密密钥,控制台可获取
* userid - 用户id限制长度为32字节只允许包含大小写英文字母a-zA-Z数字0-9及下划线和连词符
* expire - PrivateMapKey 票据的过期时间单位是秒比如 86400 生成的 PrivateMapKey 票据在一天后就无法再使用了
* roomStr - 字符串房间号用于指定该 userid 可以进入的房间号
* privilegeMap - 权限位使用了一个字节中的 8 个比特位分别代表八个具体的功能权限开关
* - 1 0000 0001 = 1创建房间的权限
* - 2 0000 0010 = 2加入房间的权限
* - 3 0000 0100 = 4发送语音的权限
* - 4 0000 1000 = 8接收语音的权限
* - 5 0001 0000 = 16发送视频的权限
* - 6 0010 0000 = 32接收视频的权限
* - 7 0100 0000 = 64发送辅路也就是屏幕分享视频的权限
* - 8 1000 0000 = 200接收辅路也就是屏幕分享视频的权限
* - privilegeMap == 1111 1111 == 255 代表该 userid 在该 roomid 房间内的所有功能权限
* - privilegeMap == 0010 1010 == 42 代表该 userid 拥有加入房间和接收音视频数据的权限但不具备其他权限
*/
/**
* Function:
* Used to issue PrivateMapKey that is optional for room entry.
* PrivateMapKey must be used together with UserSig but with more powerful permission control capabilities.
* - UserSig can only control whether a UserID has permission to use the TRTC service. As long as the UserSig is correct, the user with the corresponding UserID can enter or leave any room.
* - PrivateMapKey specifies more stringent permissions for a UserID, including whether the UserID can be used to enter a specific room and perform audio/video upstreaming in the room.
* To enable stringent PrivateMapKey permission bit verification, you need to enable permission key in TRTC console > Application Management > Application Info.
*
* Parameter description:
* sdkappid - Application ID
* userid - User ID. The value can be up to 32 bytes in length and contain letters (a-z and A-Z), digits (0-9), underscores (_), and hyphens (-).
* key - The encryption key used to calculate usersig can be obtained from the console.
* roomstr - ID of the room to which the specified UserID can enter.
* expire - PrivateMapKey expiration time, in seconds. For example, 86400 indicates that the generated PrivateMapKey will expire one day after being generated.
* privilegeMap - Permission bits. Eight bits in the same byte are used as the permission switches of eight specific features:
* - Bit 1: 0000 0001 = 1, permission for room creation
* - Bit 2: 0000 0010 = 2, permission for room entry
* - Bit 3: 0000 0100 = 4, permission for audio sending
* - Bit 4: 0000 1000 = 8, permission for audio receiving
* - Bit 5: 0001 0000 = 16, permission for video sending
* - Bit 6: 0010 0000 = 32, permission for video receiving
* - Bit 7: 0100 0000 = 64, permission for substream video sending (screen sharing)
* - Bit 8: 1000 0000 = 200, permission for substream video receiving (screen sharing)
* - privilegeMap == 1111 1111 == 255: Indicates that the UserID has all feature permissions of the room specified by roomid.
* - privilegeMap == 0010 1010 == 42: Indicates that the UserID has only the permissions to enter the room and receive audio/video data.
*/
func GenPrivateMapKeyWithStringRoomID(sdkappid int, key string, userid string, expire int, roomStr string, privilegeMap uint32) (string, error) {
var userbuf []byte = genUserBuf(userid, sdkappid, 0, expire, privilegeMap, 0, roomStr)
return genSig(sdkappid, key, userid, expire, userbuf)
}
func genUserBuf(account string, dwSdkappid int, dwAuthID uint32,
dwExpTime int, dwPrivilegeMap uint32, dwAccountType uint32, roomStr string) []byte {
offset := 0
length := 1 + 2 + len(account) + 20 + len(roomStr)
if len(roomStr) > 0 {
length = length + 2
}
userBuf := make([]byte, length)
//ver
if len(roomStr) > 0 {
userBuf[offset] = 1
} else {
userBuf[offset] = 0
}
offset++
userBuf[offset] = (byte)((len(account) & 0xFF00) >> 8)
offset++
userBuf[offset] = (byte)(len(account) & 0x00FF)
offset++
for ; offset < len(account)+3; offset++ {
userBuf[offset] = account[offset-3]
}
//dwSdkAppid
userBuf[offset] = (byte)((dwSdkappid & 0xFF000000) >> 24)
offset++
userBuf[offset] = (byte)((dwSdkappid & 0x00FF0000) >> 16)
offset++
userBuf[offset] = (byte)((dwSdkappid & 0x0000FF00) >> 8)
offset++
userBuf[offset] = (byte)(dwSdkappid & 0x000000FF)
offset++
//dwAuthId
userBuf[offset] = (byte)((dwAuthID & 0xFF000000) >> 24)
offset++
userBuf[offset] = (byte)((dwAuthID & 0x00FF0000) >> 16)
offset++
userBuf[offset] = (byte)((dwAuthID & 0x0000FF00) >> 8)
offset++
userBuf[offset] = (byte)(dwAuthID & 0x000000FF)
offset++
//dwExpTime now+300;
currTime := time.Now().Unix()
var expire = currTime + int64(dwExpTime)
userBuf[offset] = (byte)((expire & 0xFF000000) >> 24)
offset++
userBuf[offset] = (byte)((expire & 0x00FF0000) >> 16)
offset++
userBuf[offset] = (byte)((expire & 0x0000FF00) >> 8)
offset++
userBuf[offset] = (byte)(expire & 0x000000FF)
offset++
//dwPrivilegeMap
userBuf[offset] = (byte)((dwPrivilegeMap & 0xFF000000) >> 24)
offset++
userBuf[offset] = (byte)((dwPrivilegeMap & 0x00FF0000) >> 16)
offset++
userBuf[offset] = (byte)((dwPrivilegeMap & 0x0000FF00) >> 8)
offset++
userBuf[offset] = (byte)(dwPrivilegeMap & 0x000000FF)
offset++
//dwAccountType
userBuf[offset] = (byte)((dwAccountType & 0xFF000000) >> 24)
offset++
userBuf[offset] = (byte)((dwAccountType & 0x00FF0000) >> 16)
offset++
userBuf[offset] = (byte)((dwAccountType & 0x0000FF00) >> 8)
offset++
userBuf[offset] = (byte)(dwAccountType & 0x000000FF)
offset++
if len(roomStr) > 0 {
userBuf[offset] = (byte)((len(roomStr) & 0xFF00) >> 8)
offset++
userBuf[offset] = (byte)(len(roomStr) & 0x00FF)
offset++
for ; offset < length; offset++ {
userBuf[offset] = roomStr[offset-(length-len(roomStr))]
}
}
return userBuf
}
func hmacsha256(sdkappid int, key string, identifier string, currTime int64, expire int, base64UserBuf *string) string {
var contentToBeSigned string
contentToBeSigned = "TLS.identifier:" + identifier + "\n"
contentToBeSigned += "TLS.sdkappid:" + strconv.Itoa(sdkappid) + "\n"
contentToBeSigned += "TLS.time:" + strconv.FormatInt(currTime, 10) + "\n"
contentToBeSigned += "TLS.expire:" + strconv.Itoa(expire) + "\n"
if nil != base64UserBuf {
contentToBeSigned += "TLS.userbuf:" + *base64UserBuf + "\n"
}
h := hmac.New(sha256.New, []byte(key))
h.Write([]byte(contentToBeSigned))
return base64.StdEncoding.EncodeToString(h.Sum(nil))
}
func genSig(sdkappid int, key string, identifier string, expire int, userbuf []byte) (string, error) {
currTime := time.Now().Unix()
sigDoc := make(map[string]interface{})
sigDoc["TLS.ver"] = "2.0"
sigDoc["TLS.identifier"] = identifier
sigDoc["TLS.sdkappid"] = sdkappid
sigDoc["TLS.expire"] = expire
sigDoc["TLS.time"] = currTime
var base64UserBuf string
if nil != userbuf {
base64UserBuf = base64.StdEncoding.EncodeToString(userbuf)
sigDoc["TLS.userbuf"] = base64UserBuf
sigDoc["TLS.sig"] = hmacsha256(sdkappid, key, identifier, currTime, expire, &base64UserBuf)
} else {
sigDoc["TLS.sig"] = hmacsha256(sdkappid, key, identifier, currTime, expire, nil)
}
data, err := json.Marshal(sigDoc)
if err != nil {
return "", err
}
var b bytes.Buffer
w := zlib.NewWriter(&b)
if _, err = w.Write(data); err != nil {
return "", err
}
if err = w.Close(); err != nil {
return "", err
}
return base64urlEncode(b.Bytes()), nil
}
// VerifyUserSig 检验UserSig在now时间点时是否有效
// VerifyUserSig Check if UserSig is valid at now time
func VerifyUserSig(sdkappid uint64, key string, userid string, usersig string, now time.Time) error {
sig, err := newUserSig(usersig)
if err != nil {
return err
}
return sig.verify(sdkappid, key, userid, now, nil)
}
// VerifyUserSigWithBuf 检验带UserBuf的UserSig在now时间点是否有效
// VerifyUserSigWithBuf Check if UserSig with UserBuf is valid at now
func VerifyUserSigWithBuf(sdkappid uint64, key string, userid string, usersig string, now time.Time, userbuf []byte) error {
sig, err := newUserSig(usersig)
if err != nil {
return err
}
return sig.verify(sdkappid, key, userid, now, userbuf)
}
type userSig struct {
Version string `json:"TLS.ver,omitempty"`
Identifier string `json:"TLS.identifier,omitempty"`
SdkAppID uint64 `json:"TLS.sdkappid,omitempty"`
Expire int64 `json:"TLS.expire,omitempty"`
Time int64 `json:"TLS.time,omitempty"`
UserBuf []byte `json:"TLS.userbuf,omitempty"`
Sig string `json:"TLS.sig,omitempty"`
}
func newUserSig(usersig string) (userSig, error) {
b, err := base64urlDecode(usersig)
if err != nil {
return userSig{}, err
}
r, err := zlib.NewReader(bytes.NewReader(b))
if err != nil {
return userSig{}, err
}
data, err := ioutil.ReadAll(r)
if err != nil {
return userSig{}, err
}
if err = r.Close(); err != nil {
return userSig{}, err
}
var sig userSig
if err = json.Unmarshal(data, &sig); err != nil {
return userSig{}, nil
}
return sig, nil
}
func (u userSig) verify(sdkappid uint64, key string, userid string, now time.Time, userbuf []byte) error {
if sdkappid != u.SdkAppID {
return ErrSdkAppIDNotMatch
}
if userid != u.Identifier {
return ErrIdentifierNotMatch
}
if now.Unix() > u.Time+u.Expire {
return ErrExpired
}
if userbuf != nil {
if u.UserBuf == nil {
return ErrUserBufTypeNotMatch
}
if !bytes.Equal(userbuf, u.UserBuf) {
return ErrUserBufNotMatch
}
} else if u.UserBuf != nil {
return ErrUserBufTypeNotMatch
}
if u.sign(key) != u.Sig {
return ErrSigNotMatch
}
return nil
}
func (u userSig) sign(key string) string {
var sb bytes.Buffer
sb.WriteString("TLS.identifier:")
sb.WriteString(u.Identifier)
sb.WriteString("\n")
sb.WriteString("TLS.sdkappid:")
sb.WriteString(strconv.FormatUint(u.SdkAppID, 10))
sb.WriteString("\n")
sb.WriteString("TLS.time:")
sb.WriteString(strconv.FormatInt(u.Time, 10))
sb.WriteString("\n")
sb.WriteString("TLS.expire:")
sb.WriteString(strconv.FormatInt(u.Expire, 10))
sb.WriteString("\n")
if u.UserBuf != nil {
sb.WriteString("TLS.userbuf:")
sb.WriteString(base64.StdEncoding.EncodeToString(u.UserBuf))
sb.WriteString("\n")
}
h := hmac.New(sha256.New, []byte(key))
h.Write(sb.Bytes())
return base64.StdEncoding.EncodeToString(h.Sum(nil))
}
// 错误类型
var (
ErrSdkAppIDNotMatch = errors.New("sdk appid not match")
ErrIdentifierNotMatch = errors.New("identifier not match")
ErrExpired = errors.New("expired")
ErrUserBufTypeNotMatch = errors.New("userbuf type not match")
ErrUserBufNotMatch = errors.New("userbuf not match")
ErrSigNotMatch = errors.New("sig not match")
)

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@ -0,0 +1,30 @@
/**
* @Author: Echo
* @Email:1711788888@qq.com
* @Date: 2021/8/27 12:54 下午
* @Desc: TODO
*/
package types
type BaseRespInterface interface {
GetErrorCode() int
GetErrorInfo() string
}
func (r *BaseResp) GetErrorCode() int {
return r.ErrorCode
}
func (r *BaseResp) GetErrorInfo() string {
return r.ErrorInfo
}
type ActionBaseRespInterface interface {
BaseRespInterface
GetActionStatus() string
}
func (r *ActionBaseResp) GetActionStatus() string {
return r.ActionStatus
}

171
internal/types/types.go Normal file
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@ -0,0 +1,171 @@
/**
* @Author: Echo
* @Author:1711788888@qq.com
* @Date: 2021/5/28 19:24
* @Desc: TODO
*/
package types
type (
BaseResp struct {
ErrorCode int `json:"ErrorCode"`
ErrorInfo string `json:"ErrorInfo"`
ErrorDisplay string `json:"ErrorDisplay,omitempty"`
}
ActionBaseResp struct {
BaseResp
ActionStatus string `json:"ActionStatus"`
}
// AndroidInfo Android离线推送消息
AndroidInfo struct {
Sound string `json:"Sound,omitempty"` // 选填Android 离线推送声音文件路径。
HuaWeiChannelID string `json:"HuaWeiChannelID,omitempty"` // (选填)华为手机 EMUI 10.0 及以上的通知渠道字段。该字段不为空时,会覆盖控制台配置的 ChannelID 值;该字段为空时,不会覆盖控制台配置的 ChannelID 值。
XiaoMiChannelID string `json:"XiaoMiChannelID,omitempty"` // (选填)小米手机 MIUI 10 及以上的通知类别Channel适配字段。该字段不为空时会覆盖控制台配置的 ChannelID 值;该字段为空时,不会覆盖控制台配置的 ChannelID 值。
OPPOChannelID string `json:"OPPOChannelID,omitempty"` // 选填OPPO 手机 Android 8.0 及以上的 NotificationChannel 通知适配字段。该字段不为空时,会覆盖控制台配置的 ChannelID 值;该字段为空时,不会覆盖控制台配置的 ChannelID 值。
GoogleChannelID string `json:"GoogleChannelID,omitempty"` // 选填Google 手机 Android 8.0 及以上的通知渠道字段。Google 推送新接口(上传证书文件)支持 channel id旧接口填写服务器密钥不支持。
VIVOClassification int `json:"VIVOClassification,omitempty"` // 选填VIVO 手机推送消息分类“0”代表运营消息“1”代表系统消息不填默认为1。
HuaWeiImportance string `json:"HuaWeiImportance,omitempty"` // (选填)华为推送通知消息分类,取值为 LOW、NORMAL不填默认为 NORMAL。
ExtAsHuaweiIntentParam int `json:"ExtAsHuaweiIntentParam,omitempty"` // 选填在控制台配置华为推送为“打开应用内指定页面”的前提下传“1”表示将透传内容 Ext 作为 Intent 的参数“0”表示将透传内容 Ext 作为 Action 参数。不填默认为0。两种传参区别可参见 华为推送文档。
}
// ApnsInfo IOS离线推送消息
ApnsInfo struct {
BadgeMode int `json:"BadgeMode,omitempty"` // 选填这个字段缺省或者为0表示需要计数为1表示本条消息不需要计数即右上角图标数字不增加。
Title string `json:"Title,omitempty"` // (选填)该字段用于标识 APNs 推送的标题,若填写则会覆盖最上层 Title。
SubTitle string `json:"SubTitle,omitempty"` // (选填)该字段用于标识 APNs 推送的子标题。
Image string `json:"Image,omitempty"` // (选填)该字段用于标识 APNs 携带的图片地址,当客户端拿到该字段时,可以通过下载图片资源的方式将图片展示在弹窗上。
MutableContent int `json:"MutableContent,omitempty"` // 选填为1表示开启 iOS 10 的推送扩展默认为0。
}
// OfflinePushInfo 离线推送消息
OfflinePushInfo struct {
PushFlag int `json:"PushFlag,omitempty"` // 选填推送标识。0表示推送1表示不离线推送。
Title string `json:"Title,omitempty"` // (选填)离线推送标题。该字段为 iOS 和 Android 共用。
Desc string `json:"Desc,omitempty"` // (选填)离线推送内容。该字段会覆盖上面各种消息元素 TIMMsgElement 的离线推送展示文本。若发送的消息只有一个 TIMCustomElem 自定义消息元素,该 Desc 字段会覆盖 TIMCustomElem 中的 Desc 字段。如果两个 Desc 字段都不填,将收不到该自定义消息的离线推送。
Ext string `json:"Ext,omitempty"` // (选填)离线推送透传内容。由于国内各 Android 手机厂商的推送平台要求各不一样,请保证此字段为 JSON 格式,否则可能会导致收不到某些厂商的离线推送。
AndroidInfo *AndroidInfo `json:"AndroidInfo,omitempty"` // 选填Android 离线推送消息
ApnsInfo *ApnsInfo `json:"ApnsInfo,omitempty"` // 选填IOS离线推送消息
}
// MsgBody 消息内容
MsgBody struct {
MsgType string `json:"MsgType"`
MsgContent interface{} `json:"MsgContent"`
}
// TagPair 标签对
TagPair struct {
Tag string `json:"Tag"` // 标签
Value interface{} `json:"Value"` // 标签值
}
// MsgTextContent 文本消息内容
MsgTextContent struct {
Text string `json:"Text"` // (必填)消息内容。当接收方为 iOS 或 Android 后台在线时,作为离线推送的文本展示。
}
// MsgLocationContent 地理位置消息元素
MsgLocationContent struct {
Desc string `json:"Desc"` // (必填)地理位置描述信息
Latitude float64 `json:"Latitude"` // (必填)纬度
Longitude float64 `json:"Longitude"` // (必填)经度
}
// MsgFaceContent 表情消息元素
MsgFaceContent struct {
Index int `json:"Index"` // (必填)表情索引,用户自定义
Data string `json:"Data"` // (选填)额外数据
}
// MsgCustomContent 自定义消息元素
MsgCustomContent struct {
Desc string `json:"Desc"` // (选填)自定义消息描述信息。当接收方为 iOS 或 Android 后台在线时,做离线推送文本展示。 若发送自定义消息的同时设置了 OfflinePushInfo.Desc 字段,此字段会被覆盖,请优先填 OfflinePushInfo.Desc 字段。
Data string `json:"Data"` // (必填)自定义消息数据。 不作为 APNs 的 payload 字段下发,故从 payload 中无法获取 Data 字段
Ext string `json:"Ext"` // (选填)扩展字段。当接收方为 iOS 系统且应用处在后台时,此字段作为 APNs 请求包 Payloads 中的 Ext 键值下发Ext 的协议格式由业务方确定APNs 只做透传。
Sound string `json:"Sound"` // (选填)自定义 APNs 推送铃音。
}
// MsgSoundContent 语音消息元素
MsgSoundContent struct {
UUID string `json:"UUID"` // (必填)语音的唯一标识,类型为 String。客户端用于索引语音的键值。无法通过该字段下载相应的语音。若需要获取该语音请升级 IM SDK 版本至4.X。
Url string `json:"Url"` // (必填)语音下载地址,可通过该 URL 地址直接下载相应语音
Size int `json:"Size"` // (必填)语音数据大小,单位:字节。
Second int `json:"Second"` // (必填)语音时长,单位:秒。
DownloadFlag int `json:"Download_Flag"` // (必填)语音下载方式标记。目前 Download_Flag 取值只能为2表示可通过Url字段值的 URL 地址直接下载语音。
}
// MsgImageContent 图像消息元素
MsgImageContent struct {
UUID string `json:"UUID"` // (必填)图片序列号。后台用于索引图片的键值。
ImageFormat int `json:"ImageFormat"` // 必填图片格式。JPG = 1GIF = 2PNG = 3BMP = 4其他 = 255。
ImageInfos []*ImageInfo `json:"ImageInfoArray"` // (必填)原图、缩略图或者大图下载信息。
}
// MsgFileContent 文件消息元素
MsgFileContent struct {
Url string `json:"Url"` // (必填)文件下载地址,可通过该 URL 地址直接下载相应文件
UUID string `json:"UUID"` // (必填)文件的唯一标识,客户端用于索引文件的键值。
FileSize int `json:"FileSize"` // (必填)文件数据大小,单位:字节
FileName string `json:"FileName"` // (必填)文件名称
DownloadFlag int `json:"Download_Flag"` // (必填)文件下载方式标记。目前 Download_Flag 取值只能为2表示可通过Url字段值的 URL 地址直接下载文件。
}
// MsgVideoContent 视频消息元素
MsgVideoContent struct {
VideoUUID string `json:"VideoUUID"` // (必填)视频的唯一标识,客户端用于索引视频的键值。
VideoUrl string `json:"VideoUrl"` // (必填)视频下载地址。可通过该 URL 地址直接下载相应视频
VideoSize int `json:"VideoSize"` // (必填)视频数据大小,单位:字节
VideoSecond int `json:"VideoSecond"` // (必填)视频时长,单位:秒
VideoFormat string `json:"VideoFormat"` // (必填)视频格式,例如 mp4
VideoDownloadFlag int `json:"VideoDownloadFlag"` // (必填)视频下载方式标记。目前 VideoDownloadFlag 取值只能为2表示可通过VideoUrl字段值的 URL 地址直接下载视频。
ThumbUrl string `json:"ThumbUrl"` // (必填)视频缩略图下载地址。可通过该 URL 地址直接下载相应视频缩略图。
ThumbUUID string `json:"ThumbUUID"` // (必填)视频缩略图的唯一标识,客户端用于索引视频缩略图的键值。
ThumbSize int `json:"ThumbSize"` // (必填)缩略图大小,单位:字节
ThumbWidth int `json:"ThumbWidth"` // (必填)缩略图宽度
ThumbHeight int `json:"ThumbHeight"` // (必填)缩略图高度
ThumbFormat string `json:"ThumbFormat"` // (必填)缩略图格式,例如 JPG、BMP 等
ThumbDownloadFlag int `json:"ThumbDownloadFlag"` // (必填)视频缩略图下载方式标记。目前 ThumbDownloadFlag 取值只能为2表示可通过ThumbUrl字段值的 URL 地址直接下载视频缩略图。
}
// ImageInfo 图片下载信息
ImageInfo struct {
Type int `json:"Type"` // (必填)图片类型: 1-原图2-大图3-缩略图。
Size int `json:"Size"` // (必填)图片数据大小,单位:字节。
Width int `json:"Width"` // (必填)图片宽度。
Height int `json:"Height"` // (必填)图片高度。
Url string `json:"URL"` // (必填)图片下载地址。
}
// GenderType 性别类型
GenderType string
// AllowType 加好友验证方式
AllowType string
// AdminForbidType 管理员禁止加好友标识类型
AdminForbidType string
// SyncOtherMachine 同步至其他设备
SyncOtherMachine int
// PushFlag 推送标识
PushFlag int
// HuaWeiImportance 华为推送通知消息分类
HuaWeiImportance string
// HuaweiIntentParam 华为推送为“打开应用内指定页面”的前提下透传参数行为
HuaweiIntentParam int
// VivoClassification VIVO手机推送消息分类
VivoClassification int
// BadgeMode IOS徽章计数模式
BadgeMode int
// MutableContent IOS10的推送扩展开关
MutableContent int
)