client_linux.go 10.0 KB

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  1. // +build linux
  2. //Package msgaudit only for linux
  3. package msgaudit
  4. // #cgo LDFLAGS: -L${SRCDIR}/lib -lWeWorkFinanceSdk_C
  5. // #cgo CFLAGS: -I ./lib/
  6. // #include <stdlib.h>
  7. // #include "WeWorkFinanceSdk_C.h"
  8. import "C"
  9. import (
  10. "encoding/json"
  11. "unsafe"
  12. "github.com/silenceper/wechat/v2/util"
  13. "github.com/silenceper/wechat/v2/work/config"
  14. )
  15. // Client 会话存档
  16. type Client struct {
  17. ptr *C.WeWorkFinanceSdk_t
  18. privateKey string
  19. }
  20. // NewClient 初始会话会话存档实例
  21. /**
  22. * 初始化函数
  23. * Return值=0表示该API调用成功
  24. *
  25. * @param [in] sdk NewSdk返回的sdk指针
  26. * @param [in] corpid 调用企业的企业id,例如:wwd08c8exxxx5ab44d,可以在企业微信管理端--我的企业--企业信息查看
  27. * @param [in] secret 聊天内容存档的Secret,可以在企业微信管理端--管理工具--聊天内容存档查看
  28. * @param [in] privateKey 消息加密私钥,可以在企业微信管理端--管理工具--消息加密公钥查看对用公钥,私钥一般由自己保存
  29. *
  30. *
  31. * @return 返回是否初始化成功
  32. * 0 - 成功
  33. * !=0 - 失败
  34. */
  35. func NewClient(cfg *config.Config) (*Client, error) {
  36. ptr := C.NewSdk()
  37. corpIDC := C.CString(cfg.CorpID)
  38. corpSecretC := C.CString(cfg.CorpSecret)
  39. defer func() {
  40. C.free(unsafe.Pointer(corpIDC))
  41. C.free(unsafe.Pointer(corpSecretC))
  42. }()
  43. retC := C.Init(ptr, corpIDC, corpSecretC)
  44. ret := int(retC)
  45. if ret != 0 {
  46. return nil, NewSDKErr(ret)
  47. }
  48. return &Client{
  49. ptr: ptr,
  50. privateKey: cfg.RasPrivateKey,
  51. }, nil
  52. }
  53. // Free 释放SDK实例是可调用该方法释放内存
  54. func (s *Client) Free() {
  55. if s.ptr == nil {
  56. return
  57. }
  58. C.DestroySdk(s.ptr)
  59. s.ptr = nil
  60. }
  61. // GetChatData 拉取聊天记录函数
  62. /**
  63. * 拉取聊天记录函数
  64. *
  65. *
  66. * @param [in] seq 从指定的seq开始拉取消息,注意的是返回的消息从seq+1开始返回,seq为之前接口返回的最大seq值。首次使用请使用seq:0
  67. * @param [in] limit 一次拉取的消息条数,最大值1000条,超过1000条会返回错误
  68. * @param [in] proxy 使用代理的请求,需要传入代理的链接。如:socks5://10.0.0.1:8081 或者 http://10.0.0.1:8081
  69. * @param [in] passwd 代理账号密码,需要传入代理的账号密码。如 user_name:passwd_123
  70. * @param [in] timeout 超时时间,单位秒
  71. * @return chatDatas 返回本次拉取消息的数据,slice结构体.内容包括errcode/errmsg,以及每条消息内容。示例如下:
  72. {"errcode":0,"errmsg":"ok","chatdata":[{"seq":196,"msgid":"CAQQ2fbb4QUY0On2rYSAgAMgip/yzgs=","publickey_ver":3,"encrypt_random_key":"ftJ+uz3n/z1DsxlkwxNgE+mL38H42/KCvN8T60gbbtPD+Rta1hKTuQPzUzO6Hzne97MgKs7FfdDxDck/v8cDT6gUVjA2tZ/M7euSD0L66opJ/IUeBtpAtvgVSD5qhlaQjvfKJc/zPMGNK2xCLFYqwmQBZXbNT7uA69Fflm512nZKW/piK2RKdYJhRyvQnA1ISxK097sp9WlEgDg250fM5tgwMjujdzr7ehK6gtVBUFldNSJS7ndtIf6aSBfaLktZgwHZ57ONewWq8GJe7WwQf1hwcDbCh7YMG8nsweEwhDfUz+u8rz9an+0lgrYMZFRHnmzjgmLwrR7B/32Qxqd79A==","encrypt_chat_msg":"898WSfGMnIeytTsea7Rc0WsOocs0bIAerF6de0v2cFwqo9uOxrW9wYe5rCjCHHH5bDrNvLxBE/xOoFfcwOTYX0HQxTJaH0ES9OHDZ61p8gcbfGdJKnq2UU4tAEgGb8H+Q9n8syRXIjaI3KuVCqGIi4QGHFmxWenPFfjF/vRuPd0EpzUNwmqfUxLBWLpGhv+dLnqiEOBW41Zdc0OO0St6E+JeIeHlRZAR+E13Isv9eS09xNbF0qQXWIyNUi+ucLr5VuZnPGXBrSfvwX8f0QebTwpy1tT2zvQiMM2MBugKH6NuMzzuvEsXeD+6+3VRqL"}]}
  73. */
  74. func (s *Client) GetChatData(seq uint64, limit uint64, proxy string, passwd string, timeout int) ([]ChatData, error) {
  75. proxyC := C.CString(proxy)
  76. passwdC := C.CString(passwd)
  77. chatSlice := C.NewSlice()
  78. defer func() {
  79. C.free(unsafe.Pointer(proxyC))
  80. C.free(unsafe.Pointer(passwdC))
  81. C.FreeSlice(chatSlice)
  82. }()
  83. if s.ptr == nil {
  84. return nil, NewSDKErr(10002)
  85. }
  86. retC := C.GetChatData(s.ptr, C.ulonglong(seq), C.uint(limit), proxyC, passwdC, C.int(timeout), chatSlice)
  87. ret := int(retC)
  88. if ret != 0 {
  89. return nil, NewSDKErr(ret)
  90. }
  91. buf := s.GetContentFromSlice(chatSlice)
  92. var data ChatDataResponse
  93. err := json.Unmarshal(buf, &data)
  94. if err != nil {
  95. return nil, err
  96. }
  97. if data.ErrCode != 0 {
  98. return nil, data.Error
  99. }
  100. return data.ChatDataList, nil
  101. }
  102. // GetRawChatData 拉取聊天记录函数
  103. /**
  104. * 拉取聊天记录函数
  105. *
  106. *
  107. * @param [in] seq 从指定的seq开始拉取消息,注意的是返回的消息从seq+1开始返回,seq为之前接口返回的最大seq值。首次使用请使用seq:0
  108. * @param [in] limit 一次拉取的消息条数,最大值1000条,超过1000条会返回错误
  109. * @param [in] proxy 使用代理的请求,需要传入代理的链接。如:socks5://10.0.0.1:8081 或者 http://10.0.0.1:8081
  110. * @param [in] passwd 代理账号密码,需要传入代理的账号密码。如 user_name:passwd_123
  111. * @param [in] timeout 超时时间,单位秒
  112. * @return chatDatas 返回本次拉取消息的数据,slice结构体.内容包括errcode/errmsg,以及每条消息内容。示例如下:
  113. {"errcode":0,"errmsg":"ok","chatdata":[{"seq":196,"msgid":"CAQQ2fbb4QUY0On2rYSAgAMgip/yzgs=","publickey_ver":3,"encrypt_random_key":"ftJ+uz3n/z1DsxlkwxNgE+mL38H42/KCvN8T60gbbtPD+Rta1hKTuQPzUzO6Hzne97MgKs7FfdDxDck/v8cDT6gUVjA2tZ/M7euSD0L66opJ/IUeBtpAtvgVSD5qhlaQjvfKJc/zPMGNK2xCLFYqwmQBZXbNT7uA69Fflm512nZKW/piK2RKdYJhRyvQnA1ISxK097sp9WlEgDg250fM5tgwMjujdzr7ehK6gtVBUFldNSJS7ndtIf6aSBfaLktZgwHZ57ONewWq8GJe7WwQf1hwcDbCh7YMG8nsweEwhDfUz+u8rz9an+0lgrYMZFRHnmzjgmLwrR7B/32Qxqd79A==","encrypt_chat_msg":"898WSfGMnIeytTsea7Rc0WsOocs0bIAerF6de0v2cFwqo9uOxrW9wYe5rCjCHHH5bDrNvLxBE/xOoFfcwOTYX0HQxTJaH0ES9OHDZ61p8gcbfGdJKnq2UU4tAEgGb8H+Q9n8syRXIjaI3KuVCqGIi4QGHFmxWenPFfjF/vRuPd0EpzUNwmqfUxLBWLpGhv+dLnqiEOBW41Zdc0OO0St6E+JeIeHlRZAR+E13Isv9eS09xNbF0qQXWIyNUi+ucLr5VuZnPGXBrSfvwX8f0QebTwpy1tT2zvQiMM2MBugKH6NuMzzuvEsXeD+6+3VRqL"}]}
  114. */
  115. func (s *Client) GetRawChatData(seq uint64, limit uint64, proxy string, passwd string, timeout int) (ChatDataResponse, error) {
  116. proxyC := C.CString(proxy)
  117. passwdC := C.CString(passwd)
  118. chatSlice := C.NewSlice()
  119. defer func() {
  120. C.free(unsafe.Pointer(proxyC))
  121. C.free(unsafe.Pointer(passwdC))
  122. C.FreeSlice(chatSlice)
  123. }()
  124. if s.ptr == nil {
  125. return ChatDataResponse{}, NewSDKErr(10002)
  126. }
  127. retC := C.GetChatData(s.ptr, C.ulonglong(seq), C.uint(limit), proxyC, passwdC, C.int(timeout), chatSlice)
  128. ret := int(retC)
  129. if ret != 0 {
  130. return ChatDataResponse{}, NewSDKErr(ret)
  131. }
  132. buf := s.GetContentFromSlice(chatSlice)
  133. var data ChatDataResponse
  134. err := json.Unmarshal(buf, &data)
  135. if err != nil {
  136. return ChatDataResponse{}, err
  137. }
  138. return data, nil
  139. }
  140. // DecryptData 解析密文.企业微信自有解密内容
  141. /**
  142. * @brief 解析密文.企业微信自有解密内容
  143. * @param [in] encrypt_key, getchatdata返回的encrypt_random_key,使用企业自持对应版本秘钥RSA解密后的内容
  144. * @param [in] encrypt_msg, getchatdata返回的encrypt_chat_msg
  145. * @param [out] msg, 解密的消息明文
  146. * @return 返回是否调用成功
  147. * 0 - 成功
  148. * !=0 - 失败
  149. */
  150. func (s *Client) DecryptData(encryptRandomKey string, encryptMsg string) (msg ChatMessage, err error) {
  151. encryptKey, err := util.RSADecryptBase64(s.privateKey, encryptRandomKey)
  152. if err != nil {
  153. return msg, err
  154. }
  155. encryptKeyC := C.CString(string(encryptKey))
  156. encryptMsgC := C.CString(encryptMsg)
  157. msgSlice := C.NewSlice()
  158. defer func() {
  159. C.free(unsafe.Pointer(encryptKeyC))
  160. C.free(unsafe.Pointer(encryptMsgC))
  161. C.FreeSlice(msgSlice)
  162. }()
  163. retC := C.DecryptData(encryptKeyC, encryptMsgC, msgSlice)
  164. ret := int(retC)
  165. if ret != 0 {
  166. return msg, NewSDKErr(ret)
  167. }
  168. buf := s.GetContentFromSlice(msgSlice)
  169. // handle illegal escape character in text
  170. for i := 0; i < len(buf); {
  171. if buf[i] < 0x20 {
  172. buf = append(buf[:i], buf[i+1:]...)
  173. continue
  174. }
  175. i++
  176. }
  177. var baseMessage BaseMessage
  178. err = json.Unmarshal(buf, &baseMessage)
  179. if err != nil {
  180. return msg, err
  181. }
  182. msg.ID = baseMessage.MsgID
  183. msg.From = baseMessage.From
  184. msg.ToList = baseMessage.ToList
  185. msg.Action = baseMessage.Action
  186. msg.Type = baseMessage.MsgType
  187. msg.originData = buf
  188. return msg, err
  189. }
  190. // GetMediaData 拉取媒体消息函数
  191. /**
  192. * 拉取媒体消息函数
  193. * Return值=0表示该API调用成功
  194. *
  195. *
  196. * @param [in] sdk NewSdk返回的sdk指针
  197. * @param [in] sdkFileid 从GetChatData返回的聊天消息中,媒体消息包括的sdkfileid
  198. * @param [in] proxy 使用代理的请求,需要传入代理的链接。如:socks5://10.0.0.1:8081 或者 http://10.0.0.1:8081
  199. * @param [in] passwd 代理账号密码,需要传入代理的账号密码。如 user_name:passwd_123
  200. * @param [in] indexbuf 媒体消息分片拉取,需要填入每次拉取的索引信息。首次不需要填写,默认拉取512k,后续每次调用只需要将上次调用返回的outindexbuf填入即可。
  201. * @param [in] timeout 超时时间,单位秒
  202. * @param [out] media_data 返回本次拉取的媒体数据.MediaData结构体.内容包括data(数据内容)/outindexbuf(下次索引)/is_finish(拉取完成标记)
  203. *
  204. * @return 返回是否调用成功
  205. * 0 - 成功
  206. * !=0 - 失败
  207. */
  208. func (s *Client) GetMediaData(indexBuf string, sdkFileID string, proxy string, passwd string, timeout int) (*MediaData, error) {
  209. indexBufC := C.CString(indexBuf)
  210. sdkFileIDC := C.CString(sdkFileID)
  211. proxyC := C.CString(proxy)
  212. passwdC := C.CString(passwd)
  213. mediaDataC := C.NewMediaData()
  214. defer func() {
  215. C.free(unsafe.Pointer(indexBufC))
  216. C.free(unsafe.Pointer(sdkFileIDC))
  217. C.free(unsafe.Pointer(proxyC))
  218. C.free(unsafe.Pointer(passwdC))
  219. C.FreeMediaData(mediaDataC)
  220. }()
  221. if s.ptr == nil {
  222. return nil, NewSDKErr(10002)
  223. }
  224. retC := C.GetMediaData(s.ptr, indexBufC, sdkFileIDC, proxyC, passwdC, C.int(timeout), mediaDataC)
  225. ret := int(retC)
  226. if ret != 0 {
  227. return nil, NewSDKErr(ret)
  228. }
  229. return &MediaData{
  230. OutIndexBuf: C.GoString(C.GetOutIndexBuf(mediaDataC)),
  231. Data: C.GoBytes(unsafe.Pointer(C.GetData(mediaDataC)), C.GetDataLen(mediaDataC)),
  232. IsFinish: int(C.IsMediaDataFinish(mediaDataC)) == 1,
  233. }, nil
  234. }
  235. // GetContentFromSlice 从切片内获取内容
  236. func (s *Client) GetContentFromSlice(slice *C.struct_Slice_t) []byte {
  237. return C.GoBytes(unsafe.Pointer(C.GetContentFromSlice(slice)), C.GetSliceLen(slice))
  238. }