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// FileClient.cpp : A simple xmlrpc client. Usage: FileClient serverHost serverPort xmlfile
// Reads an xmlrpc request from the specified xmlfile and calls the method on the server.
//
// Link against xmlrpc lib and whatever socket libs your system needs (ws2_32.lib on windows)
#include "XmlRpc.h"
#include <iostream>
#include <fstream>
#include <stdlib.h>
using namespace XmlRpc;
std::string parseRequest(std::string const& xml, XmlRpcValue& params);
int main(int argc, char* argv[])
{
if (argc != 4) {
std::cerr << "Usage: FileClient serverHost serverPort requestXmlFile\n";
return -1;
}
int port = atoi(argv[2]);
XmlRpc::setVerbosity(5);
XmlRpcClient c(argv[1], port);
//
std::ifstream infile(argv[3]);
if (infile.fail()) {
std::cerr << "Could not open file '" << argv[3] << "'.\n";
return -1;
}
// Suck in the file. This is a one-liner in good compilers (which vc++ 6 is not)...
infile.seekg(0L, std::ios::end);
long nb = infile.tellg();
infile.clear();
infile.seekg(0L);
char* b = new char[nb+1];
infile.read(b, nb);
b[nb] = 0;
std::cout << "Read file.\n";
// Find the methodName and parse the params
std::string s(b);
XmlRpcValue params;
std::string name = parseRequest(s, params);
if (name.empty()) {
std::cerr << "Could not parse file\n";
return -1;
}
for (;;) {
XmlRpcValue result;
std::cout << "Calling " << name << std::endl;
if (c.execute(name.c_str(), params, result))
std::cout << result << "\n\n";
else
std::cout << "Error calling '" << name << "'\n\n";
std::cout << "Again? [y]: ";
std::string ans;
std::cin >> ans;
if (ans != "" && ans != "y") break;
}
return 0;
}
//
std::string
parseRequest(std::string const& xml, XmlRpcValue& params)
{
const char METHODNAME_TAG[] = "<methodName>";
const char PARAMS_TAG[] = "<params>";
const char PARAMS_ETAG[] = "</params>";
const char PARAM_TAG[] = "<param>";
const char PARAM_ETAG[] = "</param>";
int offset = 0; // Number of chars parsed from the request
std::string methodName = XmlRpcUtil::parseTag(METHODNAME_TAG, xml, &offset);
XmlRpcUtil::log(3, "XmlRpcServerConnection::parseRequest: parsed methodName %s.", methodName.c_str());
if (! methodName.empty() && XmlRpcUtil::findTag(PARAMS_TAG, xml, &offset))
{
int nArgs = 0;
while (XmlRpcUtil::nextTagIs(PARAM_TAG, xml, &offset)) {
std::cout << "Parsing arg " << nArgs+1 << std::endl;
XmlRpcValue arg(xml, &offset);
if ( ! arg.valid()) {
std::cerr << "Invalid argument\n";
return std::string();
}
std::cout << "Adding arg " << nArgs+1 << " to params array." << std::endl;
params[nArgs++] = arg;
(void) XmlRpcUtil::nextTagIs(PARAM_ETAG, xml, &offset);
}
XmlRpcUtil::log(3, "XmlRpcServerConnection::parseRequest: parsed %d params.", nArgs);
(void) XmlRpcUtil::nextTagIs(PARAMS_ETAG, xml, &offset);
}
return methodName;
}
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