--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/deps/Platinum/Source/Devices/MediaServer/PltMediaBrowser.cpp	Mon Jul 06 08:06:28 2009 -0700
@@ -0,0 +1,314 @@
+/*****************************************************************
+|
+|   Platinum - AV Media Browser (Media Server Control Point)
+|
+| Copyright (c) 2004-2008, 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.
+| 
+| 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 "Neptune.h"
+#include "PltMediaBrowser.h"
+#include "PltDidl.h"
+
+NPT_SET_LOCAL_LOGGER("platinum.media.server.browser")
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::PLT_MediaBrowser
++---------------------------------------------------------------------*/
+PLT_MediaBrowser::PLT_MediaBrowser(PLT_CtrlPointReference&   ctrl_point,
+                                   PLT_MediaBrowserDelegate* delegate /* = NULL */) :
+    m_CtrlPoint(ctrl_point),
+    m_Delegate(delegate)
+{
+    m_CtrlPoint->AddListener(this);
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::~PLT_MediaBrowser
++---------------------------------------------------------------------*/
+PLT_MediaBrowser::~PLT_MediaBrowser()
+{
+    m_CtrlPoint->RemoveListener(this);
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::OnDeviceAdded
++---------------------------------------------------------------------*/
+NPT_Result
+PLT_MediaBrowser::OnDeviceAdded(PLT_DeviceDataReference& device)
+{
+    // verify the device implements the function we need
+    PLT_Service* serviceCDS;
+    PLT_Service* serviceCMR;
+    NPT_String type;
+    
+    type = "urn:schemas-upnp-org:service:ContentDirectory:1";
+    if (NPT_FAILED(device->FindServiceByType(type, serviceCDS))) {
+        NPT_LOG_WARNING_2("Service %s not found in device \"%s\"", 
+            type.GetChars(),
+            device->GetFriendlyName().GetChars());
+        return NPT_FAILURE;
+    }
+    
+    type = "urn:schemas-upnp-org:service:ConnectionManager:1";
+    if (NPT_FAILED(device->FindServiceByType(type, serviceCMR))) {
+        NPT_LOG_WARNING_2("Service %s not found in device \"%s\"", 
+            type.GetChars(), 
+            device->GetFriendlyName().GetChars());
+        return NPT_FAILURE;
+    }    
+    
+    {
+        NPT_AutoLock lock(m_MediaServers);
+
+        PLT_DeviceDataReference data;
+        NPT_String uuid = device->GetUUID();
+        // is it a new device?
+        if (NPT_SUCCEEDED(NPT_ContainerFind(m_MediaServers, PLT_DeviceDataFinder(uuid), data))) {
+            NPT_LOG_WARNING_1("Device (%s) is already in our list!", (const char*)uuid);
+            return NPT_FAILURE;
+        }
+
+        NPT_LOG_FINE("Device Found:");
+        device->ToLog(NPT_LOG_LEVEL_FINE);
+
+        m_MediaServers.Add(device);
+    }
+
+    if (m_Delegate && m_Delegate->OnMSAdded(device)) {
+        m_CtrlPoint->Subscribe(serviceCDS);
+        m_CtrlPoint->Subscribe(serviceCMR);
+    }
+    
+    return NPT_SUCCESS;
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::OnDeviceRemoved
++---------------------------------------------------------------------*/
+NPT_Result 
+PLT_MediaBrowser::OnDeviceRemoved(PLT_DeviceDataReference& device)
+{
+    PLT_DeviceDataReference data;
+
+    {
+        NPT_AutoLock lock(m_MediaServers);
+
+        // only release if we have kept it around
+        NPT_String uuid = device->GetUUID();
+        // is it a new device?
+        if (NPT_FAILED(NPT_ContainerFind(m_MediaServers, PLT_DeviceDataFinder(uuid), data))) {
+            NPT_LOG_WARNING_1("Device (%s) not found in our list!", (const char*)uuid);
+            return NPT_FAILURE;
+        }
+
+        NPT_LOG_FINE("Device Removed:");
+        device->ToLog(NPT_LOG_LEVEL_FINE);
+
+        m_MediaServers.Remove(device);
+    }
+    
+    if (m_Delegate) {
+        m_Delegate->OnMSRemoved(device);
+    }
+
+    return NPT_SUCCESS;
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::Browse
++---------------------------------------------------------------------*/
+NPT_Result 
+PLT_MediaBrowser::Browse(PLT_DeviceDataReference&   device, 
+                         const char*                obj_id,
+                         NPT_UInt32                 start_index,
+                         NPT_UInt32                 count,
+                         bool                       browse_metadata,
+                         const char*                filter,
+                         const char*                sort_criteria,
+                         void*                      userdata)
+{
+    // look for the service
+    PLT_Service* service;
+    NPT_String type;
+
+    type = "urn:schemas-upnp-org:service:ContentDirectory:1";
+    if (NPT_FAILED(device->FindServiceByType(type, service))) {
+        NPT_LOG_WARNING_1("Service %s not found", (const char*)type);
+        return NPT_FAILURE;
+    }
+
+    PLT_ActionDesc* action_desc = service->FindActionDesc("Browse");
+    if (action_desc == NULL) {
+        NPT_LOG_WARNING("Action Browse not found in service");
+        return NPT_FAILURE;
+    }
+
+    PLT_ActionReference action(new PLT_Action(action_desc));
+
+    // Set the object id
+    PLT_Arguments args;
+    if (NPT_FAILED(action->SetArgumentValue("ObjectID", obj_id))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+
+    // set the browse_flag
+    if (NPT_FAILED(action->SetArgumentValue("BrowseFlag", browse_metadata?"BrowseMetadata":"BrowseDirectChildren"))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+ 
+    // set the Filter
+    if (NPT_FAILED(action->SetArgumentValue("Filter", filter))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+
+    // set the Starting Index
+    if (NPT_FAILED(action->SetArgumentValue("StartingIndex", NPT_String::FromInteger(start_index)))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+
+    // set the Requested Count
+    if (NPT_FAILED(action->SetArgumentValue("RequestedCount", NPT_String::FromInteger(count)))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+
+    // set the Requested Count
+    if (NPT_FAILED(action->SetArgumentValue("SortCriteria", sort_criteria))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+
+    // invoke the action
+    if (NPT_FAILED(m_CtrlPoint->InvokeAction(action, userdata))) {
+        return NPT_ERROR_INVALID_PARAMETERS;
+    }
+
+    return NPT_SUCCESS;
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::OnActionResponse
++---------------------------------------------------------------------*/
+NPT_Result
+PLT_MediaBrowser::OnActionResponse(NPT_Result res, PLT_ActionReference& action, void* userdata)
+{
+    if (m_Delegate == NULL) return NPT_SUCCESS;
+
+    PLT_DeviceDataReference device;
+    {
+        NPT_AutoLock lock(m_MediaServers);
+        NPT_String uuid = action->GetActionDesc()->GetService()->GetDevice()->GetUUID();
+        if (NPT_FAILED(NPT_ContainerFind(m_MediaServers, PLT_DeviceDataFinder(uuid), device))) {
+            NPT_LOG_WARNING_1("Device (%s) not found in our list of servers", (const char*)uuid);
+            return NPT_FAILURE;
+        }
+    }
+
+    NPT_String actionName = action->GetActionDesc()->GetName();
+
+    // Browse action response
+    if (actionName.Compare("Browse", true) == 0) {
+        return OnBrowseResponse(res, device, action, userdata);
+    }
+
+    return NPT_SUCCESS;
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::OnBrowseResponse
++---------------------------------------------------------------------*/
+NPT_Result
+PLT_MediaBrowser::OnBrowseResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata)
+{
+    NPT_String value;
+    PLT_BrowseInfo info;
+    NPT_String unescaped;
+
+    if (NPT_FAILED(res) || action->GetErrorCode() != 0) {
+        goto bad_action;
+    }
+
+    if (NPT_FAILED(action->GetArgumentValue("ObjectID", info.object_id)))  {
+        goto bad_action;
+    }
+    if (NPT_FAILED(action->GetArgumentValue("UpdateID", value)) || 
+        value.GetLength() == 0 || 
+        NPT_FAILED(value.ToInteger(info.uid))) {
+        goto bad_action;
+    }
+    if (NPT_FAILED(action->GetArgumentValue("NumberReturned", value)) || 
+        value.GetLength() == 0 || 
+        NPT_FAILED(value.ToInteger(info.nr))) {
+        goto bad_action;
+    }
+    if (NPT_FAILED(action->GetArgumentValue("TotalMatches", value)) || 
+        value.GetLength() == 0 || 
+        NPT_FAILED(value.ToInteger(info.tm))) {
+        goto bad_action;
+    }
+    if (NPT_FAILED(action->GetArgumentValue("Result", value)) || 
+        value.GetLength() == 0) {
+        goto bad_action;
+    }
+    
+    if (NPT_FAILED(PLT_Didl::FromDidl(value, info.items))) {
+        goto bad_action;
+    }
+
+    m_Delegate->OnBrowseResult(NPT_SUCCESS, device, &info, userdata);
+    return NPT_SUCCESS;
+
+bad_action:
+    m_Delegate->OnBrowseResult(NPT_FAILURE, device, NULL, userdata);
+    return NPT_FAILURE;
+}
+
+/*----------------------------------------------------------------------
+|   PLT_MediaBrowser::OnEventNotify
++---------------------------------------------------------------------*/
+NPT_Result
+PLT_MediaBrowser::OnEventNotify(PLT_Service* service, NPT_List<PLT_StateVariable*>* vars)
+{
+    if (!m_Delegate) return NPT_SUCCESS;
+
+    PLT_DeviceDataReference data;
+
+    {
+        NPT_AutoLock lock(m_MediaServers);
+        NPT_String uuid = service->GetDevice()->GetUUID();
+        if (NPT_FAILED(NPT_ContainerFind(m_MediaServers, PLT_DeviceDataFinder(uuid), data))) {
+            NPT_LOG_WARNING_1("Device (%s) not found in our list!", (const char*)uuid);
+            return NPT_FAILURE;
+        }
+    }
+
+    if (m_Delegate) m_Delegate->OnMSStateVariablesChanged(service, vars);
+    return NPT_SUCCESS;
+}