Connection::Connection(HttpContext &context, const std::string &scheme, const std::string &host, int port)
: _scheme(scheme),
_host(host),
_port(port),
_context(context),
_resolver(context.service()),
_connected(false),
_busy(false)
{
std::string schemeAddress;
#ifdef WINVER
std::string proxyAddress;
WINHTTP_CURRENT_USER_IE_PROXY_CONFIG proxy;
if (WinHttpGetIEProxyConfigForCurrentUser(&proxy)) {
if (proxy.lpszProxy) {
proxyAddress = boost::locale::conv::utf_to_utf<char>(proxy.lpszProxy);
GlobalFree(proxy.lpszProxy);
}
if (proxy.lpszProxyBypass) {
GlobalFree(proxy.lpszProxyBypass);
}
if (proxy.lpszAutoConfigUrl) {
GlobalFree(proxy.lpszProxyBypass);
}
}
enum State
{
Key,
Value
} state = Key;
std::string key;
std::string value;
std::map<std::string, std::string> list;
for (auto c : proxyAddress) {
switch (state) {
case Key:
if (c == '=') state = Value;
else key += c;
break;
case Value:
if (c == ';') {
list[key] = value;
key = "";
value = "";
state = Key;
}
else value += c;
break;
}
}
if (!value.empty()) list[key] = value;
if (list.size() == 0) {
schemeAddress = proxyAddress;
}
else {
auto it = list.find(scheme);
if (it != list.end()) schemeAddress = it->second;
}
#else
char * data = getenv("https_proxy");
if (data) schemeAddress = data;
#endif
if (!schemeAddress.empty()) {
Url proxyUrl(schemeAddress);
_proxy = proxyUrl.host();
_proxyPort = proxyUrl.port();
auto url = host + ":" + boost::lexical_cast<std::string>(port);
_proxyGreeting = "CONNECT " + url + " HTTP/1.1\r\n"+
"Host: " + url + "\r\n" +
"Connection: Keep-Alive\r\n" +
"User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36\r\n" +
"\r\n";
}
}
SslConnection::SslConnection(HttpContext &context, const std::string &host, int port)
: Connection(context, "https", host, port == 0 ? 443 : port),
_socket(context.service(), context.ssl()),
_resolver(context.service())
{}
