winamp/Src/Plugins/Input/in_wmvdrm/WPLLoader.cpp

129 lines
3.0 KiB
C++

#include "main.h"
#include "WPLLoader.h"
#include <stdio.h>
#include "../nu/AutoWide.h"
#include "../xml/ifc_xmlreadercallback.h"
#include "../xml/obj_xml.h"
#include "api.h"
#include <api/service/waservicefactory.h>
#include <shlwapi.h>
#include <strsafe.h>
class WPLXML : public ifc_xmlreadercallback
{
public:
WPLXML(ifc_playlistloadercallback *_playlist, const wchar_t *wplFilename) : playlist(_playlist)
{
lstrcpynW(rootPath, wplFilename, MAX_PATH);
PathRemoveFileSpecW(rootPath);
}
void StartTag(const wchar_t *xmlpath, const wchar_t *xmltag, ifc_xmlreaderparams *params)
{
//not necessary YET, it will be if we register for more things: if (!_wcsicmp(xmlpath, L"smil\fbody\fseq\fmedia"))
{
const wchar_t *track = params->getItemValue(L"src");
if (track)
{
if (PathIsRootW(track) || PathIsURLW(track))
{
playlist->OnFile(track, 0, -1, 0); // TODO: more info!!!
}
else
{
wchar_t fullPath[MAX_PATH] = {0}, canonicalizedPath[MAX_PATH] = {0};
PathCombineW(fullPath, rootPath, track);
PathCanonicalizeW(canonicalizedPath, fullPath);
playlist->OnFile(canonicalizedPath, 0, -1, 0); // TODO: more info!!!
}
}
}
}
ifc_playlistloadercallback *playlist;
wchar_t rootPath[MAX_PATH];
protected:
RECVS_DISPATCH;
};
#ifdef CBCLASS
#undef CBCLASS
#endif
#define CBCLASS WPLXML
START_DISPATCH;
VCB(ONSTARTELEMENT, StartTag)
END_DISPATCH;
WPLLoader::WPLLoader()
{
}
WPLLoader::~WPLLoader(void)
{
//Close();
}
int WPLLoader::Load(const wchar_t *filename, ifc_playlistloadercallback *playlist)
{
HANDLE file = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, NULL, NULL);
if (file == INVALID_HANDLE_VALUE)
return IFC_PLAYLISTLOADER_FAILED;
obj_xml *parser=0;
waServiceFactory *parserFactory=0;
parserFactory = plugin.service->service_getServiceByGuid(obj_xmlGUID);
if (parserFactory)
parser = (obj_xml *)parserFactory->getInterface();
if (parser)
{
WPLXML wplXml(playlist, filename);
parser->xmlreader_registerCallback(L"smil\fbody\fseq\fmedia", &wplXml);
parser->xmlreader_open();
parser->xmlreader_setEncoding(L"UTF-8"); // WPL is always UTF-8, but doesn't explicitly have it
while (true)
{
char data[1024] = {0};
DWORD bytesRead = 0;
if (ReadFile(file, data, 1024, &bytesRead, NULL) && bytesRead)
{
if (parser->xmlreader_feed(data, bytesRead) != API_XML_SUCCESS)
{
CloseHandle(file);
parser->xmlreader_unregisterCallback(&wplXml);
parser->xmlreader_close();
parserFactory->releaseInterface(parser);
return IFC_PLAYLISTLOADER_FAILED;
}
}
else
break;
}
CloseHandle(file);
parser->xmlreader_feed(0, 0);
parser->xmlreader_unregisterCallback(&wplXml);
parser->xmlreader_close();
parserFactory->releaseInterface(parser);
return IFC_PLAYLISTLOADER_SUCCESS;
}
CloseHandle(file);
return IFC_PLAYLISTLOADER_FAILED;
}
#ifdef CBCLASS
#undef CBCLASS
#endif
#define CBCLASS WPLLoader
START_DISPATCH;
CB(IFC_PLAYLISTLOADER_LOAD, Load)
END_DISPATCH;