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|
/*****************************************************************
|
| Platinum - Downloader
|
| 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 "PltDownloader.h"
#include "PltTaskManager.h"
/*----------------------------------------------------------------------
| PLT_Downloader::PLT_Downloader
+---------------------------------------------------------------------*/
PLT_Downloader::PLT_Downloader(PLT_TaskManager* task_manager,
NPT_HttpUrl& url,
NPT_OutputStreamReference& output) :
m_URL(url),
m_Output(output),
m_TaskManager(task_manager),
m_Task(NULL),
m_State(PLT_DOWNLOADER_IDLE)
{
}
/*----------------------------------------------------------------------
| PLT_Downloader::~PLT_Downloader
+---------------------------------------------------------------------*/
PLT_Downloader::~PLT_Downloader()
{
Stop();
}
/*----------------------------------------------------------------------
| PLT_Downloader::Start
+---------------------------------------------------------------------*/
NPT_Result
PLT_Downloader::Start()
{
Stop();
m_Task = new PLT_HttpDownloadTask(m_URL, this);
NPT_Result res = m_TaskManager->StartTask(m_Task, NULL, false);
if (NPT_FAILED(res)) {
m_State = PLT_DOWNLOADER_ERROR;
return res;
}
m_State = PLT_DOWNLOADER_STARTED;
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_Downloader::Stop
+---------------------------------------------------------------------*/
NPT_Result
PLT_Downloader::Stop()
{
if (m_Task) {
m_Task->Kill();
m_Task = NULL;
}
m_State = PLT_DOWNLOADER_IDLE;
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_Downloader::ProcessResponse
+---------------------------------------------------------------------*/
NPT_Result
PLT_Downloader::ProcessResponse(NPT_Result res,
const NPT_HttpRequest& request,
const NPT_HttpRequestContext& context,
NPT_HttpResponse* response)
{
NPT_COMPILER_UNUSED(request);
NPT_COMPILER_UNUSED(context);
if (NPT_FAILED(res)) {
m_State = PLT_DOWNLOADER_ERROR;
return res;
}
m_State = PLT_DOWNLOADER_DOWNLOADING;
NPT_HttpEntity* entity;
NPT_InputStreamReference body;
if (!response ||
!(entity = response->GetEntity()) ||
NPT_FAILED(entity->GetInputStream(body)) ||
body.IsNull()) {
m_State = PLT_DOWNLOADER_ERROR;
return NPT_FAILURE;
}
// Read body (no content length means until socket is closed)
res = NPT_StreamToStreamCopy(*body.AsPointer(),
*m_Output.AsPointer(),
0,
entity->GetContentLength());
if (NPT_FAILED(res)) {
m_State = PLT_DOWNLOADER_ERROR;
return res;
}
m_State = PLT_DOWNLOADER_SUCCESS;
return NPT_SUCCESS;
}
|
