c++使用http协议上传文件到七牛云服务器
使用c++ http协议上传文件到七牛服务器时,比较搞的一点就是header的设置:
"Content-Type:multipart/form-data;boundary=xxx"
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | ////////////// HttpUpload.h //////////// #include "cocos2d.h" #include "network/HttpClient.h" using namespace cocos2d; using namespace std; class uploadFile { public : static uploadFile *m_inst; static uploadFile *GetInst(); void UpLoadFile(string photoPath,string key,string token); void onHttpRequestCompleted(network::HttpClient* client, network::HttpResponse* response); // static size_t write_data(uint8_t *dataBack, size_t size, size_t nmemb, void *userp); }; ///////////////////////// HttpUpload.cpp //////////////////// #include "HttpUpload.h" uploadFile* uploadFile::m_inst = NULL; uploadFile* uploadFile::GetInst() { if (!m_inst) { m_inst = new uploadFile(); return m_inst; } return NULL; } void uploadFile::onHttpRequestCompleted(network::HttpClient* client, network::HttpResponse* response) { int result = 0; if (!response->isSucceed()) { CCLOG( "error" ); CCLOG( "error buffer: %s" , response->getErrorBuffer()); CCLOG( "error code: %d" , ( int )response->getResponseCode()); //CCLOG("resp: %s", response->getResponseData()); std::vector< char > *buffer = response->getResponseData(); std::string errMsg = "" ; for (vector< char >::iterator iter = buffer->begin(); iter != buffer->end(); ++iter) { errMsg += *iter; } CCLOG( "errMsg: %s" ,errMsg.c_str()); } else { result = 1; CCLOG( "upload success" ); // std::vector<char>* buffer = response->getResponseData(); // std::vector<char>* header = response->getResponseHeader(); // auto data = std::string(buffer->begin(), buffer->end()); // auto headerData = std::string(header->begin(), header->end()); // CCLOG("responseData %s", data.c_str()); // CCLOG("responseHeader %s", headerData.c_str()); } EventCustom event( "upload_result" ); event.setUserData(&result); Director::getInstance()->getEventDispatcher()->dispatchEvent(&event); }; void uploadFile::UpLoadFile(string photoPath,string key,string token) { network::HttpClient* http = network::HttpClient::getInstance(); network::HttpRequest* req = new network::HttpRequest; req->setRequestType(network::HttpRequest::Type::POST); req->setUrl( "http://up.qiniu.com" ); req->setResponseCallback(CC_CALLBACK_2(uploadFile::onHttpRequestCompleted, this )); std::string pathKey = photoPath; Data imgdata = FileUtils::getInstance()->getDataFromFile(pathKey); // long buff = 0; // unsigned char * pBuffer = FileUtils::sharedFileUtils()->getFileData(pathKey.c_str(), "rb", &buff); // const char* fileBinary = (const char*)pBuffer; // std::string strBin = std::string(fileBinary, buff); cocos2d:Data fileData = FileUtils::getInstance()->getDataFromFile(pathKey); std::string strBin = std::string(( const char *)fileData.getBytes(), fileData.getSize()); std::string boundary = "----------------WebKitFormBou3123ndaryEm5WNw6hGiQUBpng" ; std::vector<std::string> headers; headers.push_back( "Content-Type:multipart/form-data;boundary=" + boundary); req->setHeaders(headers); std::string str = "" ; // token str += "\r\n" ; str += "--" + boundary; str += "\r\n" ; str += "Content-Disposition:form-data; name=\"token\"" ; str += "\r\n\r\n" ; str += token; str += "\r\n" ; // key str += "--" + boundary; str += "\r\n" ; str += "Content-Disposition:form-data; name=\"key\"" ; str += "\r\n\r\n" ; str += key; std::string strdata = strBin; str += "\r\n--" + boundary + "\r\n" ; str = str + "Content-Disposition:form-data; name=\"file\"; filename=\"" + key + "\"\r\n" ; str = str + "Content-Type:application/octet-stream\r\n" ; str = str + "Content-Transfer-Encoding: binary\r\n\r\n" ; str = str + strBin; str = str + "\r\n--" + boundary + "--\r\n" ; req->setRequestData(str.data(), str.size()); CCLOG( "req data:%s" , req->getRequestData()); CCLOG( "str data = %s \n str .size = %lu \n" , str.data(), str.size()); http->send(req); req->release(); } //size_t uploadFile::write_data(uint8_t *dataBack, size_t size, size_t nmemb, void *user_p) //{ // string szData = string((char*)dataBack); // // return 0; //} |
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