/*----------------------------------------------------------------------
| PLT_FileMediaConnectDelegate::OnSearchContainer
+---------------------------------------------------------------------*/
NPT_Result
PLT_FileMediaConnectDelegate::OnSearchContainer(PLT_ActionReference& action,
const char* object_id,
const char* search_criteria,
const char* filter,
NPT_UInt32 starting_index,
NPT_UInt32 requested_count,
const char* sort_criteria,
const PLT_HttpRequestContext& context)
{
/* parse search criteria */
/* TODO: HACK TO PASS DLNA */
if (search_criteria && NPT_StringsEqual(search_criteria, "Unknownfieldname")) {
/* error */
NPT_LOG_WARNING_1("Unsupported or invalid search criteria %s", search_criteria);
action->SetError(708, "Unsupported or invalid search criteria");
return NPT_FAILURE;
}
/* locate the file from the object ID */
NPT_String dir;
if (NPT_FAILED(GetFilePath(object_id, dir))) {
/* error */
NPT_LOG_WARNING("ObjectID not found.");
action->SetError(710, "No Such Container.");
return NPT_FAILURE;
}
/* retrieve the item type */
NPT_FileInfo info;
NPT_Result res = NPT_File::GetInfo(dir, &info);
if (NPT_FAILED(res) || (info.m_Type != NPT_FileInfo::FILE_TYPE_DIRECTORY)) {
/* error */
NPT_LOG_WARNING("No such container");
action->SetError(710, "No such container");
return NPT_FAILURE;
}
/* hack for now to return something back to XBox 360 */
return OnBrowseDirectChildren(action,
object_id,
filter,
starting_index,
requested_count,
sort_criteria,
context);
}
/*----------------------------------------------------------------------
| PLT_MediaServer::OnBrowse
+---------------------------------------------------------------------*/
NPT_Result
CMediaCrawler::OnBrowse(PLT_ActionReference& action,
const NPT_HttpRequestContext& context)
{
NPT_Result res;
NPT_String object_id;
if (NPT_FAILED(action->GetArgumentValue("ObjectId", object_id))) {
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - invalid arguments.");
return NPT_FAILURE;
}
NPT_LOG_FINE_1("PLT_FileMediaServer::OnOnBrowse - id = %s\r\n", (const char*)object_id);
// extract server uuid and server object id from our object id
NPT_String server_uuid;
NPT_String server_object_id;
if (NPT_FAILED(SplitObjectId(object_id, server_uuid, server_object_id))) {
/* error */
NPT_LOG_WARNING("CMediaCrawler::OnBrowse - ObjectID not found.");
action->SetError(701, "No Such Object.");
return NPT_FAILURE;
}
// root ?
if (server_uuid.GetLength() == 0) {
res = OnBrowseRoot(action);
} else {
// we have a device to browse
// is it device root?
if (server_object_id.GetLength() == 0) {
server_object_id = "0";
}
res = OnBrowseDevice(action, server_uuid, server_object_id, context);
}
if (NPT_FAILED(res) && (action->GetErrorCode() == 0)) {
action->SetError(800, "Internal error");
}
return res;
}
/*----------------------------------------------------------------------
| main
+---------------------------------------------------------------------*/
int
main(int, char**)
{
NPT_LogManager::GetDefault().Configure("plist:.level=ALL;");
NPT_LOG_L(MyLogger, NPT_LOG_LEVEL_WARNING, "blabla");
NPT_LOG_L2(MyLogger, NPT_LOG_LEVEL_WARNING, "blabla %d %d", 8, 9);
NPT_LOG(NPT_LOG_LEVEL_WARNING, "blibli");
NPT_LOG_2(NPT_LOG_LEVEL_INFO, "fofo %d %d", 5, 7);
NPT_LOG_SEVERE("this is severe!");
NPT_LOG_SEVERE_1("this is severe (%d)", 9);
NPT_LOG_SEVERE_L(MyLogger, "this is severe!");
NPT_LOG_SEVERE_L1(MyLogger, "this is severe (%d)", 9);
NPT_LOG_SEVERE_L(FooLogger, "this is severe!");
NPT_LOG_SEVERE_L1(FooLogger, "this is severe (%d)", 9);
NPT_LOG_SEVERE("severe");
NPT_LOG_WARNING("warning");
NPT_LOG_INFO("info");
NPT_LOG_FINE("fine");
NPT_LOG_FINER("finer");
NPT_LOG_FINEST("finest");
NPT_LOG_SEVERE_L(FooLogger, "severe");
NPT_LOG_WARNING_L(FooLogger, "warning");
NPT_LOG_INFO_L(FooLogger, "info");
NPT_LOG_FINE_L(FooLogger, "fine");
NPT_LOG_FINER_L(FooLogger, "finer");
NPT_LOG_FINEST_L(FooLogger, "finest");
TestLargeBuffer();
TestCheck();
TestCheckSevere();
TestCheckWarning();
TestCheckInfo();
TestCheckFine();
TestCheckFiner();
TestCheckFinest();
TestCheckL();
TestCheckSevereL();
TestCheckWarningL();
TestCheckInfoL();
TestCheckFineL();
TestCheckFinerL();
TestCheckFinestL();
return 0;
}
/*----------------------------------------------------------------------
| PLT_MediaServer::OnUpdate
+---------------------------------------------------------------------*/
NPT_Result
PLT_MediaServer::OnUpdate(PLT_ActionReference& action,
const PLT_HttpRequestContext& context)
{
if (!m_Delegate)
return NPT_ERROR_NOT_IMPLEMENTED;
int err;
const char* msg = NULL;
NPT_String object_id, current_xml, new_xml;
NPT_Map<NPT_String,NPT_String> curr_values;
NPT_Map<NPT_String,NPT_String> new_values;
NPT_CHECK_LABEL(action->GetArgumentValue("ObjectID", object_id), args);
NPT_CHECK_LABEL(object_id.IsEmpty(),args);
NPT_CHECK_LABEL(action->GetArgumentValue("CurrentTagValue", current_xml), args);
NPT_CHECK_LABEL(action->GetArgumentValue("NewTagValue", new_xml), args);
if (NPT_FAILED(ParseTagList(current_xml, curr_values))) {
err = 702;
msg = "Invalid currentTagvalue";
goto failure;
}
if (NPT_FAILED(ParseTagList(new_xml, new_values))) {
err = 703;
msg = "Invalid newTagValue";
goto failure;
}
if (curr_values.GetEntryCount() != new_values.GetEntryCount()) {
err = 706;
msg = "Paramater mismatch";
goto failure;
}
return m_Delegate->OnUpdateObject(action, object_id, curr_values, new_values, context);
args:
err = 402;
msg = "Invalid args";
failure:
NPT_LOG_WARNING(msg);
action->SetError(err, msg);
return NPT_FAILURE;
}
/*----------------------------------------------------------------------
| NPT_Win32Thread::Start
+---------------------------------------------------------------------*/
NPT_Result
NPT_Win32Thread::Start()
{
if (m_ThreadHandle > 0) {
// failed
NPT_LOG_WARNING("thread already started !");
return NPT_ERROR_INVALID_STATE;
}
NPT_LOG_FINER("creating thread");
// create the native thread
#if defined(_WIN32_WCE)
DWORD thread_id;
#else
unsigned int thread_id;
#endif
// create a stack local variable 'detached', as this object
// may already be deleted when _beginthreadex returns and
// before we get to call detach on the given thread
bool detached = m_Detached;
HANDLE thread_handle = (HANDLE)
_beginthreadex(NULL,
NPT_CONFIG_THREAD_STACK_SIZE,
EntryPoint,
reinterpret_cast<void*>(this),
0,
&thread_id);
if (thread_handle == 0) {
// failed
return NPT_FAILURE;
}
if (detached) {
CloseHandle(thread_handle);
} else {
m_ThreadHandle = thread_handle;
}
m_ThreadId = (DWORD)thread_id;
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_FileMediaServer::OnBrowseMetadata
+---------------------------------------------------------------------*/
NPT_Result
PLT_FileMediaServer::OnBrowseMetadata(PLT_ActionReference& action,
const char* object_id,
const NPT_HttpRequestContext& context)
{
NPT_String didl;
PLT_MediaObjectReference item;
/* locate the file from the object ID */
NPT_String filepath;
if (NPT_FAILED(GetFilePath(object_id, filepath))) {
/* error */
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - ObjectID not found.");
action->SetError(701, "No Such Object.");
return NPT_FAILURE;
}
item = BuildFromFilePath(
filepath,
true,
&context.GetLocalAddress());
if (item.IsNull()) return NPT_FAILURE;
NPT_String filter;
NPT_CHECK_SEVERE(action->GetArgumentValue("Filter", filter));
NPT_String tmp;
NPT_CHECK_SEVERE(PLT_Didl::ToDidl(*item.AsPointer(), filter, tmp));
/* add didl header and footer */
didl = didl_header + tmp + didl_footer;
NPT_CHECK_SEVERE(action->SetArgumentValue("Result", didl));
NPT_CHECK_SEVERE(action->SetArgumentValue("NumberReturned", "1"));
NPT_CHECK_SEVERE(action->SetArgumentValue("TotalMatches", "1"));
// update ID may be wrong here, it should be the one of the container?
// TODO: We need to keep track of the overall updateID of the CDS
NPT_CHECK_SEVERE(action->SetArgumentValue("UpdateId", "1"));
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_Didl::FromDidl
+---------------------------------------------------------------------*/
NPT_Result
PLT_Didl::FromDidl(const char* xml, PLT_MediaObjectListReference& objects)
{
NPT_String str;
PLT_MediaObject* object = NULL;
NPT_XmlNode* node = NULL;
NPT_XmlElementNode* didl = NULL;
NPT_XmlParser parser;
NPT_LOG_FINE("Parsing Didl...");
NPT_CHECK_LABEL_SEVERE(parser.Parse(xml, node), cleanup);
if (!node || !node->AsElementNode()) {
NPT_LOG_SEVERE("Invalid node type");
goto cleanup;
}
didl = node->AsElementNode();
if (didl->GetTag().Compare("DIDL-Lite", true)) {
NPT_LOG_SEVERE("Invalid node tag");
goto cleanup;
}
// create entry list
objects = new PLT_MediaObjectList();
// for each child, find out if it's a container or not
// and then invoke the FromDidl on it
for (NPT_List<NPT_XmlNode*>::Iterator children = didl->GetChildren().GetFirstItem(); children; children++) {
NPT_XmlElementNode* child = (*children)->AsElementNode();
if (!child) continue;
if (child->GetTag().Compare("Container", true) == 0) {
object = new PLT_MediaContainer();
} else if (child->GetTag().Compare("item", true) == 0) {
object = new PLT_MediaItem();
} else {
NPT_LOG_WARNING("Invalid node tag");
continue;
}
if (NPT_FAILED(object->FromDidl(child))) {
NPT_LOG_WARNING_1("Invalid didl for object: %s",
(const char*) PLT_XmlHelper::Serialize(*child, false));
continue;
}
objects->Add(object);
object = NULL; // reset to make sure it doesn't get deleted twice in case of error
}
delete node;
return NPT_SUCCESS;
cleanup:
objects = NULL;
delete node;
delete object;
return NPT_FAILURE;
}
/*----------------------------------------------------------------------
| PLT_FileMediaServer::OnBrowseDirectChildren
+---------------------------------------------------------------------*/
NPT_Result
PLT_FileMediaServer::OnBrowseDirectChildren(PLT_ActionReference& action,
const char* object_id,
const NPT_HttpRequestContext& context)
{
/* locate the file from the object ID */
NPT_String dir;
if (NPT_FAILED(GetFilePath(object_id, dir))) {
/* error */
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - ObjectID not found.");
action->SetError(701, "No Such Object.");
return NPT_FAILURE;
}
/* retrieve the item type */
NPT_FileInfo info;
NPT_Result res = NPT_File::GetInfo(dir, &info);
if (NPT_FAILED(res)) {
/* Object does not exist */
NPT_LOG_WARNING_1("PLT_FileMediaServer::OnBrowse - BROWSEDIRECTCHILDREN failed for item %s", dir.GetChars());
action->SetError(800, "Can't retrieve info " + dir);
return NPT_FAILURE;
}
if (info.m_Type != NPT_FileInfo::FILE_TYPE_DIRECTORY) {
/* error */
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - BROWSEDIRECTCHILDREN not allowed on an item.");
action->SetError(710, "item is not a container.");
return NPT_FAILURE;
}
NPT_String filter;
NPT_String startingInd;
NPT_String reqCount;
NPT_CHECK_SEVERE(action->GetArgumentValue("Filter", filter));
NPT_CHECK_SEVERE(action->GetArgumentValue("StartingIndex", startingInd));
NPT_CHECK_SEVERE(action->GetArgumentValue("RequestedCount", reqCount));
NPT_UInt32 start_index, req_count;
if (NPT_FAILED(startingInd.ToInteger(start_index)) ||
NPT_FAILED(reqCount.ToInteger(req_count))) {
action->SetError(412, "Precondition failed");
return NPT_FAILURE;
}
NPT_List<NPT_String> entries;
res = NPT_File::ListDirectory(dir, entries, 0, 0);
if (NPT_FAILED(res)) {
NPT_LOG_WARNING_1("PLT_FileMediaServer::OnBrowseDirectChildren - failed to open dir %s", (const char*) dir);
return res;
}
unsigned long cur_index = 0;
unsigned long num_returned = 0;
unsigned long total_matches = 0;
NPT_String didl = didl_header;
PLT_MediaObjectReference item;
for (NPT_List<NPT_String>::Iterator it = entries.GetFirstItem();
it;
++it) {
NPT_String& filename = *it;
item = BuildFromFilePath(
NPT_FilePath::Create(dir, filename),
true,
&context.GetLocalAddress());
if (!item.IsNull()) {
if ((cur_index >= start_index) && ((num_returned < req_count) || (req_count == 0))) {
NPT_String tmp;
NPT_CHECK_SEVERE(PLT_Didl::ToDidl(*item.AsPointer(), filter, tmp));
didl += tmp;
num_returned++;
}
cur_index++;
total_matches++;
}
};
didl += didl_footer;
NPT_CHECK_SEVERE(action->SetArgumentValue("Result", didl));
NPT_CHECK_SEVERE(action->SetArgumentValue("NumberReturned", NPT_String::FromInteger(num_returned)));
NPT_CHECK_SEVERE(action->SetArgumentValue("TotalMatches", NPT_String::FromInteger(total_matches))); // 0 means we don't know how many we have but most browsers don't like that!!
NPT_CHECK_SEVERE(action->SetArgumentValue("UpdateId", "1"));
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_MediaServer::OnSearch
+---------------------------------------------------------------------*/
NPT_Result
PLT_MediaServer::OnSearch(PLT_ActionReference& action,
const PLT_HttpRequestContext& context)
{
NPT_COMPILER_UNUSED(context);
NPT_Result res;
NPT_String container_id;
NPT_String search;
NPT_String filter;
NPT_String start;
NPT_String count;
NPT_String sort;
NPT_List<NPT_String> sort_list;
if (NPT_FAILED(action->GetArgumentValue("ContainerId", container_id)) ||
NPT_FAILED(action->GetArgumentValue("SearchCriteria", search)) ||
NPT_FAILED(action->GetArgumentValue("Filter", filter)) ||
NPT_FAILED(action->GetArgumentValue("StartingIndex", start)) ||
NPT_FAILED(action->GetArgumentValue("RequestedCount", count)) ||
NPT_FAILED(action->GetArgumentValue("SortCriteria", sort))) {
NPT_LOG_WARNING("Missing arguments");
action->SetError(402, "Invalid args");
return NPT_SUCCESS;
}
/* convert index and counts to int */
NPT_UInt32 starting_index, requested_count;
if (NPT_FAILED(start.ToInteger(starting_index)) ||
NPT_FAILED(count.ToInteger(requested_count))) {
NPT_LOG_WARNING_2("Invalid arguments (%s, %s)",
start.GetChars(), count.GetChars());
action->SetError(402, "Invalid args");
return NPT_FAILURE;
}
/* parse sort criteria */
if (NPT_FAILED(ParseSort(sort, sort_list))) {
NPT_LOG_WARNING_1("Unsupported or invalid sort criteria error (%s)",
sort.GetChars());
action->SetError(709, "Unsupported or invalid sort criteria error");
return NPT_FAILURE;
}
NPT_LOG_INFO_5("Processing Search from %s with id=\"%s\", search=\"%s\", start=%d, count=%d",
(const char*)context.GetRemoteAddress().GetIpAddress().ToString(),
(const char*)container_id,
(const char*)search,
starting_index,
requested_count);
if (search.IsEmpty() || search == "*") {
res = OnBrowseDirectChildren(
action,
container_id,
filter,
starting_index,
requested_count,
sort,
context);
} else {
res = OnSearchContainer(
action,
container_id,
search,
filter,
starting_index,
requested_count,
sort,
context);
}
if (NPT_FAILED(res) && (action->GetErrorCode() == 0)) {
action->SetError(800, "Internal error");
}
return res;
}
/*----------------------------------------------------------------------
| PLT_MediaServer::OnBrowse
+---------------------------------------------------------------------*/
NPT_Result
PLT_MediaServer::OnBrowse(PLT_ActionReference& action,
const PLT_HttpRequestContext& context)
{
NPT_Result res;
NPT_String object_id;
NPT_String browse_flag_val;
NPT_String filter;
NPT_String start;
NPT_String count;
NPT_String sort;
NPT_List<NPT_String> sort_list;
if (NPT_FAILED(action->GetArgumentValue("ObjectId", object_id)) ||
NPT_FAILED(action->GetArgumentValue("BrowseFlag", browse_flag_val)) ||
NPT_FAILED(action->GetArgumentValue("Filter", filter)) ||
NPT_FAILED(action->GetArgumentValue("StartingIndex", start)) ||
NPT_FAILED(action->GetArgumentValue("RequestedCount", count)) ||
NPT_FAILED(action->GetArgumentValue("SortCriteria", sort))) {
NPT_LOG_WARNING("Missing arguments");
action->SetError(402, "Invalid args");
return NPT_SUCCESS;
}
/* extract flag */
BrowseFlags flag;
if (NPT_FAILED(ParseBrowseFlag(browse_flag_val, flag))) {
/* error */
NPT_LOG_WARNING_1("BrowseFlag value not allowed (%s)", (const char*)browse_flag_val);
action->SetError(402, "Invalid args");
return NPT_SUCCESS;
}
/* convert index and counts to int */
NPT_UInt32 starting_index, requested_count;
if (NPT_FAILED(start.ToInteger(starting_index)) ||
NPT_FAILED(count.ToInteger(requested_count)) ||
PLT_Didl::ConvertFilterToMask(filter) == 0) {
NPT_LOG_WARNING_3("Invalid arguments (%s, %s, %s)",
start.GetChars(), count.GetChars(), filter.GetChars());
action->SetError(402, "Invalid args");
return NPT_FAILURE;
}
/* parse sort criteria for validation */
if (NPT_FAILED(ParseSort(sort, sort_list))) {
NPT_LOG_WARNING_1("Unsupported or invalid sort criteria error (%s)",
sort.GetChars());
action->SetError(709, "Unsupported or invalid sort criteria error");
return NPT_FAILURE;
}
NPT_LOG_FINE_6("Processing %s from %s with id=\"%s\", filter=\"%s\", start=%d, count=%d",
(const char*)browse_flag_val,
(const char*)context.GetRemoteAddress().GetIpAddress().ToString(),
(const char*)object_id,
(const char*)filter,
starting_index,
requested_count);
/* Invoke the browse function */
if (flag == BROWSEMETADATA) {
res = OnBrowseMetadata(
action,
object_id,
filter,
starting_index,
requested_count,
sort,
context);
} else {
res = OnBrowseDirectChildren(
action,
object_id,
filter,
starting_index,
requested_count,
sort,
context);
}
if (NPT_FAILED(res) && (action->GetErrorCode() == 0)) {
action->SetError(800, "Internal error");
}
return res;
}
/*----------------------------------------------------------------------
| CMediaCrawler::OnBrowseDevice
+---------------------------------------------------------------------*/
NPT_Result
CMediaCrawler::OnBrowseDevice(PLT_ActionReference& action,
const char* server_uuid,
const char* server_object_id,
NPT_SocketInfo* info /* = NULL */)
{
NPT_Result res;
PLT_DeviceDataReference device;
{
// look for device first
const NPT_Lock<PLT_DeviceDataReferenceList>& devices = GetMediaServers();
//NPT_AutoLock lock(devices);
if (NPT_FAILED(NPT_ContainerFind(devices, PLT_DeviceDataFinder(server_uuid), device))) {
/* error */
NPT_LOG_WARNING("CMediaCrawler::OnBrowseDevice - device not found.");
action->SetError(701, "No Such Object.");
return NPT_FAILURE;
}
}
// look for args and convert them
NPT_String browseFlagValue;
NPT_String startingInd;
NPT_String reqCount;
NPT_String filter;
NPT_String sort;
NPT_CHECK_SEVERE(action->GetArgumentValue("BrowseFlag", browseFlagValue));
NPT_CHECK_SEVERE(action->GetArgumentValue("StartingIndex", startingInd));
NPT_CHECK_SEVERE(action->GetArgumentValue("RequestedCount", reqCount));
NPT_CHECK_SEVERE(action->GetArgumentValue("Filter", filter));
NPT_CHECK_SEVERE(action->GetArgumentValue("SortCriteria", sort));
unsigned long start_index, req_count;
if (NPT_FAILED(startingInd.ToInteger(start_index)) ||
NPT_FAILED(reqCount.ToInteger(req_count))) {
return NPT_FAILURE;
}
// create a container for our result
// this will be filled in by OnBrowseResponse
CMediaCrawlerBrowseInfoReference browse_info(new CMediaCrawlerBrowseInfo());
browse_info->shared_var.SetValue(0);
// send off the browse packet. Note that this will
// not block. The shared variable is used to block
// until the response has been received.
res = Browse(device,
server_object_id,
start_index,
req_count,
(browseFlagValue == "BrowseMetadata")?1:0,
filter,
sort,
new CMediaCrawlerBrowseInfoReference(browse_info));
NPT_CHECK_SEVERE(res);
// wait 30 secs for response
res = browse_info->shared_var.WaitUntilEquals(1, 30000);
NPT_CHECK_SEVERE(res);
// did the browse fail?
if (NPT_FAILED(browse_info->res)) {
action->SetError(browse_info->code, "");
return NPT_FAILURE;
}
action->SetArgumentValue("Result", UpdateDidl(server_uuid, browse_info->didl, info));
action->SetArgumentValue("NumberReturned", browse_info->nr);
action->SetArgumentValue("TotalMatches", browse_info->tm);
action->SetArgumentValue("UpdateId", browse_info->uid);
action->SetArgumentValue("ObjectID", FormatObjectId(server_uuid, browse_info->object_id));
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| CMediaCrawler::OnBrowseRoot
+---------------------------------------------------------------------*/
NPT_Result
CMediaCrawler::OnBrowseRoot(PLT_ActionReference& action)
{
NPT_String browseFlagValue;
if (NPT_FAILED(action->GetArgumentValue("BrowseFlag", browseFlagValue))) {
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - invalid arguments.");
return NPT_FAILURE;
}
/* extract browseFlag */
BrowseFlags browseFlag;
if (NPT_FAILED(GetBrowseFlag(browseFlagValue, browseFlag))) {
/* error */
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowseRoot - BrowseFlag value not allowed.");
action->SetError(402,"Invalid BrowseFlag arg.");
return NPT_FAILURE;
}
if (browseFlag == BROWSEMETADATA) {
PLT_MediaContainer item;
item.m_Title = "Root";
item.m_ParentID = "-1";
item.m_ObjectID = "0";
item.m_ChildrenCount = GetMediaServers().GetItemCount();
item.m_ObjectClass.type = "object.container";
/* convert item to didl */
NPT_String filter;
action->GetArgumentValue("Filter", filter);
NPT_String tmp;
NPT_CHECK_SEVERE(PLT_Didl::ToDidl(item, filter, tmp));
/* add didl header and footer */
NPT_String didl = didl_header + tmp + didl_footer;
action->SetArgumentValue("Result", didl);
action->SetArgumentValue("NumberReturned", "1");
action->SetArgumentValue("TotalMatches", "1");
// update ID may be wrong here, it should be the one of the container?
action->SetArgumentValue("UpdateId", "1");
// TODO: We need to keep track of the overall updateID of the CDS
} else {
NPT_String startingInd;
NPT_String reqCount;
NPT_String filter;
NPT_CHECK_SEVERE(action->GetArgumentValue("StartingIndex", startingInd));
NPT_CHECK_SEVERE(action->GetArgumentValue("RequestedCount", reqCount));
NPT_CHECK_SEVERE(action->GetArgumentValue("Filter", filter));
unsigned long start_index, req_count;
if (NPT_FAILED(startingInd.ToInteger(start_index)) ||
NPT_FAILED(reqCount.ToInteger(req_count))) {
return NPT_FAILURE;
}
unsigned long cur_index = 0;
unsigned long num_returned = 0;
unsigned long total_matches = 0;
//unsigned long update_id = 0;
PLT_MediaContainer item;
NPT_String tmp;
NPT_String didl = didl_header;
// populate a list of containers (one container per known servers)
const NPT_Lock<PLT_DeviceDataReferenceList>& devices = GetMediaServers();
NPT_Lock<PLT_DeviceDataReferenceList>::Iterator entry = devices.GetFirstItem();
while (entry) {
PLT_DeviceDataReference device = (*entry);
item.m_Title = device->GetFriendlyName();
item.m_ObjectID = FormatObjectId(device->GetUUID(), "0");
item.m_ParentID = "0";
item.m_ObjectClass.type = "object.container";
if ((cur_index >= start_index) && ((num_returned < req_count) || (req_count == 0))) {
NPT_CHECK_SEVERE(PLT_Didl::ToDidl(item, filter, tmp));
didl += tmp;
num_returned++;
}
cur_index++;
total_matches++;
++entry;
}
didl += didl_footer;
action->SetArgumentValue("Result", didl);
action->SetArgumentValue("NumberReturned", NPT_String::FromInteger(num_returned));
action->SetArgumentValue("TotalMatches", NPT_String::FromInteger(total_matches));
action->SetArgumentValue("UpdateId", "1");
}
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;
}
// set the arguments on the action, this will check the argument values
if (NPT_FAILED(m_CtrlPoint->InvokeAction(action, userdata))) {
return NPT_ERROR_INVALID_PARAMETERS;
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_ZipFile::Parse
+---------------------------------------------------------------------*/
NPT_Result
NPT_ZipFile::Parse(NPT_InputStream& stream, NPT_ZipFile*& file)
{
// defautl return value
file = NULL;
// check that we know the size of the stream
NPT_LargeSize stream_size = 0;
NPT_Result result = stream.GetSize(stream_size);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("cannot get stream size (%d)", result);
return result;
}
if (stream_size < 22) {
NPT_LOG_WARNING("input stream too short");
return NPT_ERROR_INVALID_FORMAT;
}
// seek to the most likely start of the end of central directory record
unsigned int max_eocdr_size = 22+65536;
if (max_eocdr_size > stream_size) {
max_eocdr_size = (unsigned int)stream_size;
}
unsigned char eocdr[22];
bool record_found = false;
NPT_Position position = 0;
for (unsigned int i=0; i<max_eocdr_size; i++) {
position = stream_size-22-i;
result = stream.Seek(position);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("seek failed (%d)", result);
return result;
}
result = stream.ReadFully(eocdr, 22);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("read failed (%d)", result);
return result;
}
NPT_UInt32 signature = NPT_BytesToInt32Le(eocdr);
if (signature == NPT_ZIP_END_OF_CENTRAL_DIRECTORY_SIGNATURE) {
record_found = true;
break;
}
}
if (!record_found) {
NPT_LOG_WARNING("eocd record not found at end of stream");
return NPT_ERROR_INVALID_FORMAT;
}
// parse the eocdr
NPT_UInt32 this_disk = NPT_BytesToInt16Le(&eocdr[ 4]);
NPT_UInt32 start_disk = NPT_BytesToInt16Le(&eocdr[ 6]);
NPT_UInt64 this_disk_entry_count = NPT_BytesToInt16Le(&eocdr[ 8]);
NPT_UInt64 total_entry_count = NPT_BytesToInt16Le(&eocdr[10]);
NPT_UInt64 central_directory_size = NPT_BytesToInt32Le(&eocdr[12]);
NPT_Position central_directory_offset = NPT_BytesToInt32Le(&eocdr[16]);
// format check
if (this_disk != 0 || start_disk != 0) {
return NPT_ERROR_NOT_SUPPORTED;
}
if (this_disk_entry_count != total_entry_count) {
return NPT_ERROR_NOT_SUPPORTED;
}
// check if this is a zip64 file
if (central_directory_offset == 0xFFFFFFFF) {
unsigned char zip64_locator[20];
result = stream.Seek(position-20);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("seek failed (%d)", result);
return result;
}
result = stream.ReadFully(zip64_locator, 20);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("read failed (%d)", result);
return result;
}
NPT_UInt32 signature = NPT_BytesToInt32Le(&zip64_locator[0]);
if (signature != NPT_ZIP64_END_OF_CENTRAL_DIRECTORY_LOCATOR_SIGNATURE) {
NPT_LOG_WARNING("zip64 directory locator signature not found");
return NPT_ERROR_INVALID_FORMAT;
}
NPT_UInt32 zip64_disk_start = NPT_BytesToInt32Le(&zip64_locator[ 4]);
NPT_UInt64 zip64_directory_offset = NPT_BytesToInt64Le(&zip64_locator[ 8]);
NPT_UInt32 zip64_disk_count = NPT_BytesToInt32Le(&zip64_locator[16]);
// format check
if (zip64_disk_start != 0 || zip64_disk_count != 1) {
return NPT_ERROR_NOT_SUPPORTED;
}
// size check
if (zip64_directory_offset > stream_size) {
NPT_LOG_WARNING("zip64 directory offset too large");
return NPT_ERROR_INVALID_FORMAT;
}
// load and parse the eocdr64
unsigned char eocdr64[56];
result = stream.Seek(zip64_directory_offset);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("seek failed (%d)", result);
return result;
}
result = stream.ReadFully(eocdr64, 56);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("read failed (%d)", result);
return result;
}
signature = NPT_BytesToInt32Le(&eocdr64[0]);
if (signature != NPT_ZIP64_END_OF_CENTRAL_DIRECTORY_SIGNATURE) {
NPT_LOG_WARNING("zip64 directory signature not found");
return NPT_ERROR_INVALID_FORMAT;
}
this_disk = NPT_BytesToInt32Le(&eocdr64[16]);
start_disk = NPT_BytesToInt32Le(&eocdr64[20]);
this_disk_entry_count = NPT_BytesToInt64Le(&eocdr64[24]);
total_entry_count = NPT_BytesToInt64Le(&eocdr64[32]);
central_directory_size = NPT_BytesToInt64Le(&eocdr64[40]);
central_directory_offset = NPT_BytesToInt64Le(&eocdr64[48]);
}
// format check
if (this_disk != 0 || start_disk != 0) {
return NPT_ERROR_NOT_SUPPORTED;
}
if (this_disk_entry_count != total_entry_count) {
return NPT_ERROR_NOT_SUPPORTED;
}
// check that the size looks reasonable
if (central_directory_size > NPT_ZIP_MAX_DIRECTORY_SIZE) {
NPT_LOG_WARNING("central directory larger than max supported");
return NPT_ERROR_OUT_OF_RANGE;
}
if (total_entry_count > NPT_ZIP_MAX_ENTRY_COUNT) {
NPT_LOG_WARNING("central directory larger than max supported");
return NPT_ERROR_OUT_OF_RANGE;
}
// read the central directory
NPT_DataBuffer central_directory_buffer;
result = central_directory_buffer.SetDataSize((NPT_Size)central_directory_size);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("central directory too large (%lld)", central_directory_size);
return result;
}
result = stream.Seek(central_directory_offset);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("seek failed (%d)", result);
return result;
}
result = stream.ReadFully(central_directory_buffer.UseData(), (NPT_Size)central_directory_size);
if (NPT_FAILED(result)) {
NPT_LOG_WARNING_1("failed to read central directory (%d)", result);
return result;
}
// create a new file object
file = new NPT_ZipFile();
file->m_Entries.Reserve((NPT_Cardinal)total_entry_count);
// parse all entries
const unsigned char* buffer = (const unsigned char*)central_directory_buffer.GetData();
for (unsigned int i=0; i<total_entry_count; i++) {
NPT_UInt32 signature = NPT_BytesToInt32Le(buffer);
if (signature != NPT_ZIP_CENTRAL_FILE_HEADER_SIGNATURE) {
NPT_LOG_WARNING("unexpected signature in central directory");
break;
}
NPT_ZipFile::Entry entry(buffer);
if (entry.m_DirectoryEntrySize > central_directory_size) {
NPT_LOG_WARNING_1("entry size too large (%d)", entry.m_DirectoryEntrySize);
break;
}
file->GetEntries().Add(entry);
central_directory_size -= entry.m_DirectoryEntrySize;
buffer += entry.m_DirectoryEntrySize;
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_FileMediaServer::OnBrowseDirectChildren
+---------------------------------------------------------------------*/
NPT_Result
PLT_FileMediaServer::OnBrowseDirectChildren(PLT_ActionReference& action,
const char* object_id,
NPT_SocketInfo* info /* = NULL */)
{
/* locate the file from the object ID */
NPT_String dir;
if (NPT_FAILED(GetFilePath(object_id, dir))) {
/* error */
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - ObjectID not found.");
action->SetError(701, "No Such Object.");
return NPT_FAILURE;
}
/* retrieve the item type */
NPT_DirectoryEntryInfo entry_info;
NPT_Result res = NPT_DirectoryEntry::GetInfo(dir, entry_info);
if (NPT_FAILED(res)) {
/* Object does not exist */
action->SetError(800, "Can't retrieve info " + dir);
return NPT_FAILURE;
}
if (entry_info.type != NPT_DIRECTORY_TYPE) {
/* error */
NPT_LOG_WARNING("PLT_FileMediaServer::OnBrowse - BROWSEDIRECTCHILDREN not allowed on an item.");
action->SetError(710, "item is not a container.");
return NPT_FAILURE;
}
NPT_String filter;
NPT_String startingInd;
NPT_String reqCount;
NPT_CHECK_SEVERE(action->GetArgumentValue("Filter", filter));
NPT_CHECK_SEVERE(action->GetArgumentValue("StartingIndex", startingInd));
NPT_CHECK_SEVERE(action->GetArgumentValue("RequestedCount", reqCount));
unsigned long start_index, req_count;
if (NPT_FAILED(startingInd.ToInteger(start_index)) ||
NPT_FAILED(reqCount.ToInteger(req_count))) {
return NPT_FAILURE;
}
NPT_String path = dir;
if (!path.EndsWith(m_DirDelimiter)) {
path += m_DirDelimiter;
}
/* start iterating through the directory */
NPT_Directory directory(path);
NPT_String entryName;
res = directory.GetNextEntry(entryName);
if (NPT_FAILED(res)) {
NPT_LOG_WARNING_1("PLT_FileMediaServer::OnBrowseDirectChildren - failed to open dir %s", (const char*) path);
return res;
}
unsigned long cur_index = 0;
unsigned long num_returned = 0;
unsigned long total_matches = 0;
//unsigned long update_id = 0;
NPT_String didl = didl_header;
PLT_MediaObjectReference item;
do {
item = BuildFromFilePath(path + entryName, true, info);
if (!item.IsNull()) {
if ((cur_index >= start_index) && ((num_returned < req_count) || (req_count == 0))) {
NPT_String tmp;
NPT_CHECK_SEVERE(PLT_Didl::ToDidl(*item.AsPointer(), filter, tmp));
didl += tmp;
num_returned++;
}
cur_index++;
total_matches++;
}
res = directory.GetNextEntry(entryName);
} while (NPT_SUCCEEDED(res));
didl += didl_footer;
NPT_CHECK_SEVERE(action->SetArgumentValue("Result", didl));
NPT_CHECK_SEVERE(action->SetArgumentValue("NumberReturned", NPT_String::FromInteger(num_returned)));
NPT_CHECK_SEVERE(action->SetArgumentValue("TotalMatches", NPT_String::FromInteger(total_matches)));
NPT_CHECK_SEVERE(action->SetArgumentValue("UpdateId", "1"));
return NPT_SUCCESS;
}
