1 // FileClient.cpp : A simple xmlrpc client. Usage: FileClient serverHost serverPort xmlfile 2 // Reads an xmlrpc request from the specified xmlfile and calls the method on the server. 3 // 4 // Link against xmlrpc lib and whatever socket libs your system needs (ws2_32.lib on windows) 5 6 #include "XmlRpc.h" 7 #include <iostream> 8 #include <fstream> 9 #include <stdlib.h> 10 11 using namespace XmlRpc; 12 13 std::string parseRequest(std::string const& xml, XmlRpcValue& params); 14 15 16 int main(int argc, char* argv[]) 17 { 18 if (argc != 4) { 19 std::cerr << "Usage: FileClient serverHost serverPort requestXmlFile\n"; 20 return -1; 21 } 22 int port = atoi(argv[2]); 23 24 XmlRpc::setVerbosity(5); 25 XmlRpcClient c(argv[1], port); 26 27 // 28 std::ifstream infile(argv[3]); 29 if (infile.fail()) { 30 std::cerr << "Could not open file '" << argv[3] << "'.\n"; 31 return -1; 32 } 33 34 // Suck in the file. This is a one-liner in good compilers (which vc++ 6 is not)... 35 infile.seekg(0L, std::ios::end); 36 long nb = infile.tellg(); 37 infile.clear(); 38 infile.seekg(0L); 39 char* b = new char[nb+1]; 40 infile.read(b, nb); 41 b[nb] = 0; 42 43 std::cout << "Read file.\n"; 44 45 // Find the methodName and parse the params 46 std::string s(b); 47 XmlRpcValue params; 48 std::string name = parseRequest(s, params); 49 50 if (name.empty()) { 51 std::cerr << "Could not parse file\n"; 52 return -1; 53 } 54 55 for (;;) { 56 XmlRpcValue result; 57 std::cout << "Calling " << name << std::endl; 58 if (c.execute(name.c_str(), params, result)) 59 std::cout << result << "\n\n"; 60 else 61 std::cout << "Error calling '" << name << "'\n\n"; 62 std::cout << "Again? [y]: "; 63 std::string ans; 64 std::cin >> ans; 65 if (ans != "" && ans != "y") break; 66 } 67 68 return 0; 69 } 70 71 72 // 73 std::string 74 parseRequest(std::string const& xml, XmlRpcValue& params) 75 { 76 const char METHODNAME_TAG[] = "<methodName>"; 77 const char PARAMS_TAG[] = "<params>"; 78 const char PARAMS_ETAG[] = "</params>"; 79 const char PARAM_TAG[] = "<param>"; 80 const char PARAM_ETAG[] = "</param>"; 81 82 int offset = 0; // Number of chars parsed from the request 83 84 std::string methodName = XmlRpcUtil::parseTag(METHODNAME_TAG, xml, &offset); 85 XmlRpcUtil::log(3, "XmlRpcServerConnection::parseRequest: parsed methodName %s.", methodName.c_str()); 86 87 if (! methodName.empty() && XmlRpcUtil::findTag(PARAMS_TAG, xml, &offset)) 88 { 89 int nArgs = 0; 90 while (XmlRpcUtil::nextTagIs(PARAM_TAG, xml, &offset)) { 91 std::cout << "Parsing arg " << nArgs+1 << std::endl; 92 XmlRpcValue arg(xml, &offset); 93 if ( ! arg.valid()) { 94 std::cerr << "Invalid argument\n"; 95 return std::string(); 96 } 97 std::cout << "Adding arg " << nArgs+1 << " to params array." << std::endl; 98 params[nArgs++] = arg; 99 (void) XmlRpcUtil::nextTagIs(PARAM_ETAG, xml, &offset); 100 } 101 102 XmlRpcUtil::log(3, "XmlRpcServerConnection::parseRequest: parsed %d params.", nArgs); 103 104 (void) XmlRpcUtil::nextTagIs(PARAMS_ETAG, xml, &offset); 105 } 106 107 return methodName; 108 } 109
