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|
/*****************************************************************
|
| Platinum - HTTP Client Tasks
|
| Copyright (c) 2004-2010, Plutinosoft, LLC.
| All rights reserved.
| http://www.plutinosoft.com
|
| This program is free software; you can redistribute it and/or
| modify it under the terms of the GNU General Public License
| as published by the Free Software Foundation; either version 2
| of the License, or (at your option) any later version.
|
| OEMs, ISVs, VARs and other distributors that combine and
| distribute commercially licensed software with Platinum software
| and do not wish to distribute the source code for the commercially
| licensed software under version 2, or (at your option) any later
| version, of the GNU General Public License (the "GPL") must enter
| into a commercial license agreement with Plutinosoft, LLC.
| licensing@plutinosoft.com
|
| This program 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 General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with this program; see the file LICENSE.txt. If not, write to
| the Free Software Foundation, Inc.,
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
| http://www.gnu.org/licenses/gpl-2.0.html
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "PltHttpClientTask.h"
#include "PltConstants.h"
NPT_SET_LOCAL_LOGGER("platinum.core.http.clienttask")
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::PLT_HttpClientSocketTask
+---------------------------------------------------------------------*/
PLT_HttpClientSocketTask::PLT_HttpClientSocketTask(NPT_HttpRequest* request /* = NULL */,
bool wait_forever /* = false */) :
m_WaitForever(wait_forever)
{
m_Client.SetUserAgent(*PLT_Constants::GetInstance().GetDefaultUserAgent());
if (request) m_Requests.Push(request);
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::~PLT_HttpClientSocketTask
+---------------------------------------------------------------------*/
PLT_HttpClientSocketTask::~PLT_HttpClientSocketTask()
{
// delete any outstanding requests
NPT_HttpRequest* request;
while (NPT_SUCCEEDED(m_Requests.Pop(request, false))) {
delete request;
}
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::SetHttpClientConfig
+---------------------------------------------------------------------*/
NPT_Result
PLT_HttpClientSocketTask::SetHttpClientConfig(const NPT_HttpClient::Config& config)
{
return m_Client.SetConfig(config);
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::AddRequest
+---------------------------------------------------------------------*/
NPT_Result
PLT_HttpClientSocketTask::AddRequest(NPT_HttpRequest* request)
{
return m_Requests.Push(request);
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::GetNextRequest
+---------------------------------------------------------------------*/
NPT_Result
PLT_HttpClientSocketTask::GetNextRequest(NPT_HttpRequest*& request, NPT_Timeout timeout_ms)
{
return m_Requests.Pop(request, timeout_ms);
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::DoAbort
+---------------------------------------------------------------------*/
void
PLT_HttpClientSocketTask::DoAbort()
{
m_Client.Abort();
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::DoRun
+---------------------------------------------------------------------*/
void
PLT_HttpClientSocketTask::DoRun()
{
NPT_HttpRequest* request = NULL;
NPT_HttpResponse* response = NULL;
NPT_HttpRequestContext context;
NPT_Result res;
NPT_TimeStamp watchdog;
NPT_System::GetCurrentTimeStamp(watchdog);
do {
// pop next request or wait for one for 100ms
while (NPT_SUCCEEDED(GetNextRequest(request, 100))) {
response = NULL;
if (IsAborting(0)) goto abort;
// send request
res = m_Client.SendRequest(*request, response, &context);
NPT_String prefix = NPT_String::Format("PLT_HttpClientSocketTask::DoRun (res = %d):", res);
PLT_LOG_HTTP_MESSAGE(NPT_LOG_LEVEL_FINER, prefix, response);
// process response
ProcessResponse(res, *request, context, response);
// cleanup
delete response;
response = NULL;
delete request;
request = NULL;
}
// DLNA requires that we abort unanswered/unused sockets after 60 secs
NPT_TimeStamp now;
NPT_System::GetCurrentTimeStamp(now);
if (now > watchdog + NPT_TimeInterval(60.)) {
NPT_HttpConnectionManager::GetInstance()->Recycle(NULL);
watchdog = now;
}
} while (m_WaitForever && !IsAborting(0));
abort:
if (request) delete request;
if (response) delete response;
}
/*----------------------------------------------------------------------
| PLT_HttpClientSocketTask::ProcessResponse
+---------------------------------------------------------------------*/
NPT_Result
PLT_HttpClientSocketTask::ProcessResponse(NPT_Result res,
const NPT_HttpRequest& request,
const NPT_HttpRequestContext& context,
NPT_HttpResponse* response)
{
NPT_COMPILER_UNUSED(request);
NPT_COMPILER_UNUSED(context);
NPT_LOG_FINE_1("PLT_HttpClientSocketTask::ProcessResponse (result=%d)", res);
NPT_CHECK_WARNING(res);
NPT_CHECK_POINTER_WARNING(response);
// check if there's a body to read
NPT_HttpEntity* entity;
NPT_InputStreamReference body;
if (!(entity = response->GetEntity()) ||
NPT_FAILED(entity->GetInputStream(body)) ||
body.IsNull()) {
return NPT_SUCCESS;
}
// dump body into ether
// (if no content-length specified, read until disconnected)
NPT_NullOutputStream output;
NPT_CHECK_SEVERE(NPT_StreamToStreamCopy(*body,
output,
0,
entity->GetContentLength()));
return NPT_SUCCESS;
}
|
