mdd/thirdparty/curlpp/examples/example02.cpp

/*
*    Copyright (c) <2002-2005> <Jean-Philippe Barrette-LaPierre>
*    
*    Permission is hereby granted, free of charge, to any person obtaining
*    a copy of this software and associated documentation files 
*    (curlpp), to deal in the Software without restriction, 
*    including without limitation the rights to use, copy, modify, merge,
*    publish, distribute, sublicense, and/or sell copies of the Software,
*    and to permit persons to whom the Software is furnished to do so, 
*    subject to the following conditions:
*    
*    The above copyright notice and this permission notice shall be included
*    in all copies or substantial portions of the Software.
*    
*    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
*    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
*    IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 
*    CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 
*    TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
*    SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

/**
* \file
* Uploading of string.
* ReadFunction option using functor.
* Setting custom headers.
*/


#include <cstdlib>
#include <cstdio>
#include <cstring>

#include <curlpp/cURLpp.hpp>
#include <curlpp/Easy.hpp>
#include <curlpp/Options.hpp>
#include <curlpp/Exception.hpp>
 
/*
   anonymous namespace to prevent name clash in case other examples using the same global entities
   would be compiled in the same project
*/
namespace
{

char *data = NULL;

size_t readData(char *buffer, size_t size, size_t nitems)
{
	strncpy(buffer, data, size * nitems);
	return size * nitems;
}

} // namespace

int main(int argc, char *argv[])
{
	if(argc != 3)
	{
		std::cerr << "Example 2: Missing argument" << std::endl 
							<< "Example 2: Usage: example02 url string-to-send" 
							<< std::endl;
		return EXIT_FAILURE;
	}

	char *url = argv[1];
	data = argv[2];
	int size = strlen(data);

	char buf[50];
	try
	{
		curlpp::Cleanup cleaner;
		curlpp::Easy request;

		std::list<std::string> headers;
		headers.push_back("Content-Type: text/*"); 
		sprintf(buf, "Content-Length: %d", size); 
		headers.push_back(buf);

		using namespace curlpp::Options;
		request.setOpt(new Verbose(true));
		request.setOpt(new ReadFunction(curlpp::types::ReadFunctionFunctor(readData)));
		request.setOpt(new InfileSize(size));
		request.setOpt(new Upload(true));
		request.setOpt(new HttpHeader(headers));
		request.setOpt(new Url(url));

		request.perform();
	}
	catch (curlpp::LogicError & e)
	{
		std::cout << e.what() << std::endl;
	}
	catch (curlpp::RuntimeError & e)
	{
		std::cout << e.what() << std::endl;
	}

	return 0;
}