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/* cxxtools/httprequest.cpp
*
* cxxtools - general purpose C++-toolbox
* Copyright (C) 2005 Tommi Maekitalo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <cxxtools/httprequest.h>
#include <cctype>
namespace cxxtools
{
HttpRequest::HttpRequest(const std::string& url_, request_type method_)
: method(method_),
port(80),
reading(false)
{
std::string::size_type pos = 0;
if (url_.compare(0, 7, "http://") == 0)
pos = 7;
std::string::size_type e = url_.find(':', pos);
if (e != std::string::npos)
{
host = url_.substr(pos, e - pos);
port = 0;
for (++e; e < url_.size() && url_.at(e) != '/'; ++e)
{
if (!std::isdigit(url_.at(e)))
throw std::runtime_error("invalid url \"" + url_ + '"');
port = port * 10 + (url_.at(e) - '0');
}
if (e >= url_.size())
throw std::runtime_error("invalid url \"" + url_ + '"');
}
else
{
e = url_.find('/', pos);
if (e == std::string::npos)
throw std::runtime_error("invalid url \"" + url_ + '"');
host = url_.substr(pos, e - pos);
}
url = url_.substr(e);
}
void HttpRequest::execute()
{
if (reading)
{
if (connection.peek() != std::ios::traits_type::eof())
return;
connection.close();
connection.clear();
}
connection.connect(host, port);
switch (method)
{
case GET:
connection << "GET ";
if (url.size() == 0 || url.at(0) != '/')
connection << '/';
connection << url;
if (!params.empty())
connection << '?' << params.getUrl();
connection << " HTTP/1.0\r\nHost: " << host << "\r\n\r\n" << std::flush;
break;
case POST:
{
std::string b = (body.empty() ? params.getUrl() : b);
connection << "POST ";
if (url.size() == 0 || url.at(0) != '/')
connection << '/';
connection << url << " HTTP/1.0\r\n"
"Host: " << host << "\r\n"
"Content-Length: " << b.size() << "\r\n"
"\r\n"
<< b << std::flush;
}
break;
}
reading = true;
}
}
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