winamp/Src/Plugins/Input/in_mp3/ExtendedInfo.cpp
2024-09-24 14:54:57 +02:00

315 lines
No EOL
8.6 KiB
C++

#include "main.h"
#include "Metadata.h"
#include "../Winamp/wa_ipc.h"
#include "../nu/ns_wc.h"
#include "uvox_3901.h"
#include "uvox_3902.h"
#include "Stopper.h"
#include <shlwapi.h>
#include "../Agave/Language/api_language.h"
#include <strsafe.h>
extern CGioFile *g_playing_file;
static FILETIME ftLastWriteTime;
// is used to determine if the last write time of the file has changed when
// asked to get the metadata for the same cached file so we can update things
BOOL HasFileTimeChanged(const wchar_t *fn)
{
WIN32_FILE_ATTRIBUTE_DATA fileData = {0};
if (GetFileAttributesExW(fn, GetFileExInfoStandard, &fileData) == TRUE)
{
if(CompareFileTime(&ftLastWriteTime, &fileData.ftLastWriteTime))
{
ftLastWriteTime = fileData.ftLastWriteTime;
return TRUE;
}
}
return FALSE;
}
void UpdateFileTimeChanged(const wchar_t *fn)
{
WIN32_FILE_ATTRIBUTE_DATA fileData;
if (GetFileAttributesExW(fn, GetFileExInfoStandard, &fileData) == TRUE)
{
ftLastWriteTime = fileData.ftLastWriteTime;
}
}
Metadata *m_ext_set_mp3info = NULL;
Metadata *m_ext_get_mp3info = NULL;
extern "C" __declspec(dllexport)
int winampGetExtendedFileInfoW(const wchar_t *fn, const char *data, wchar_t *dest, size_t destlen)
{
if (!_stricmp(data, "type"))
{
dest[0] = '0';
dest[1] = 0;
return 1;
}
if (!_stricmp(data, "rateable"))
{
dest[0] = '1';
dest[1] = 0;
return 1;
}
else if (!_stricmp(data, "family"))
{
if (!fn || !fn[0]) return 0;
int len = lstrlenW(fn);
if (len < 4 || L'.' != fn[len - 4]) return 0;
const wchar_t *p = &fn[len - 3];
if (!_wcsicmp(p, L"MP3")) { WASABI_API_LNGSTRINGW_BUF(IDS_FAMILY_STRING_MP3, dest, destlen); return 1; }
if (!_wcsicmp(p, L"MP2")) { WASABI_API_LNGSTRINGW_BUF(IDS_FAMILY_STRING_MP2, dest, destlen); return 1; }
if (!_wcsicmp(p, L"MP1")) { WASABI_API_LNGSTRINGW_BUF(IDS_FAMILY_STRING_MP1, dest, destlen); return 1; }
if (!_wcsicmp(p, L"AAC")) { WASABI_API_LNGSTRINGW_BUF(IDS_FAMILY_STRING_MPEG2_AAC, dest, destlen); return 1; }
if (!_wcsicmp(p, L"VLB")) { WASABI_API_LNGSTRINGW_BUF(IDS_FAMILY_STRING_DOLBY, dest, destlen); return 1; }
return 0;
}
else if (!_stricmp(data, "mime"))
{
if (!fn || !fn[0]) return 0;
int len = lstrlenW(fn);
if (len < 4 || L'.' != fn[len - 4]) return 0;
const wchar_t *p = &fn[len - 3];
if (!_wcsicmp(p, L"MP3")) { StringCchCopyW(dest, destlen, L"audio/mpeg"); return 1; }
if (!_wcsicmp(p, L"MP2")) { StringCchCopyW(dest, destlen, L"audio/mpeg"); return 1; }
if (!_wcsicmp(p, L"MP1")) { StringCchCopyW(dest, destlen, L"audio/mpeg"); return 1; }
if (!_wcsicmp(p, L"AAC")) { StringCchCopyW(dest, destlen, L"audio/aac"); return 1; }
if (!_wcsicmp(p, L"VLB")) { StringCchCopyW(dest, destlen, L"audio/vlb"); return 1; }
return 0;
}
else if (!_strnicmp(data, "uvox/", 5))
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file)
{
if (g_playing_file->uvox_3901) // check again now that we've acquired the lock
{
Ultravox3901 uvox_metadata;
if (uvox_metadata.Parse(g_playing_file->uvox_3901) != API_XML_FAILURE)
{
LeaveCriticalSection(&streamInfoLock);
return uvox_metadata.GetExtendedData(data, dest, (int)destlen);
}
}
else if (g_playing_file->uvox_3902)
{
Ultravox3902 uvox_metadata;
if (uvox_metadata.Parse(g_playing_file->uvox_3902) != API_XML_FAILURE)
{
LeaveCriticalSection(&streamInfoLock);
return uvox_metadata.GetExtendedData(data, dest, (int)destlen);
}
}
}
LeaveCriticalSection(&streamInfoLock);
return 0;
}
else if (_stricmp(data, "0x3901") == 0)
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file && g_playing_file->uvox_3901) // check again now that we've acquired the lock
{
if (dest == NULL) // It's empty, he's looking for the size of the 0x3901
{
int size = MultiByteToWideChar(CP_UTF8, 0, g_playing_file->uvox_3901, -1, 0, 0);
LeaveCriticalSection(&streamInfoLock);
return size;
}
else
{
MultiByteToWideCharSZ(CP_UTF8, 0, g_playing_file->uvox_3901, -1, dest, (int)destlen);
LeaveCriticalSection(&streamInfoLock);
return 1;
}
}
LeaveCriticalSection(&streamInfoLock);
return 0;
}
else if (!_stricmp(data, "streamtype"))
{
if (lstrcmpW(lastfn, fn))
return 0;
if (g_playing_file)
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file) // check again now that we've acquired the lock
{
StringCchPrintfW(dest, destlen, L"%d", g_playing_file->IsStream());
LeaveCriticalSection(&streamInfoLock);
return 1;
}
LeaveCriticalSection(&streamInfoLock);
}
return 0;
}
else if (!_stricmp(data, "streammetadata"))
{
if (lstrcmpW(lastfn, fn))
return 0;
if (g_playing_file)
{
uint32_t len=0;
EnterCriticalSection(&streamInfoLock);
if (g_playing_file && g_playing_file->GetID3v2(&len) && len > 0) // check again now that we've acquired the lock
{
lstrcpynW(dest, L"1", (int)destlen);
LeaveCriticalSection(&streamInfoLock);
return 1; // always return 1 to ensure we can do title lookups
}
LeaveCriticalSection(&streamInfoLock);
}
return 0;
}
else if (!_stricmp(data, "streamtitle"))
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file) // check again now that we've acquired the lock
ConvertTryUTF8(g_playing_file->stream_current_title, dest, destlen);
else
dest[0]=0;
LeaveCriticalSection(&streamInfoLock);
return 1;
}
else if (!_stricmp(data, "streamname"))
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file) // check again now that we've acquired the lock
ConvertTryUTF8(g_playing_file->stream_name, dest, destlen);
else
dest[0]=0;
LeaveCriticalSection(&streamInfoLock);
return 1;
}
else if (!_stricmp(data, "streamurl"))
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file) // check again now that we've acquired the lock
ConvertTryUTF8(g_playing_file->stream_url, dest, destlen);
else
dest[0]=0;
LeaveCriticalSection(&streamInfoLock);
return 1;
}
else if (!_stricmp(data, "streamgenre"))
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file) // check again now that we've acquired the lock
ConvertTryUTF8(g_playing_file->stream_genre, dest, destlen);
else
dest[0]=0;
LeaveCriticalSection(&streamInfoLock);
return 1;
}
else if (!_stricmp(data, "streaminformation"))
{
EnterCriticalSection(&streamInfoLock);
if (g_playing_file)
g_playing_file->GetStreamInfo(dest, destlen);
else
dest[0]=0;
LeaveCriticalSection(&streamInfoLock);
return 1;
}
if (!fn || !fn[0]) return 0;
if (!_wcsnicmp(fn, L"uvox://", 7))
return 0;
if (g_playing_file && PathIsURL(fn) && !lstrcmpW(lastfn, fn))
{
EnterCriticalSection(&streamInfoLock);
uint32_t len = 0;
if (g_playing_file && g_playing_file->GetID3v2(&len) && len > 0) // check again now that we've acquired the lock
{
Metadata meta(g_playing_file, fn);
int ret = meta.GetExtendedData(data, dest, (int)destlen);
LeaveCriticalSection(&streamInfoLock);
return ret;
}
LeaveCriticalSection(&streamInfoLock);
}
if (PathIsURL(fn))
return 0;
if (m_ext_get_mp3info && (!m_ext_get_mp3info->IsMe(fn) || HasFileTimeChanged(fn)))
{
m_ext_get_mp3info->Release();
m_ext_get_mp3info=0;
}
if (!m_ext_get_mp3info)
{
m_ext_get_mp3info = new Metadata;
m_ext_get_mp3info->Open(fn);
}
return m_ext_get_mp3info->GetExtendedData(data, dest, (int)destlen);
}
extern "C"
__declspec(dllexport) int winampSetExtendedFileInfoW(const wchar_t *fn, const char *data, const wchar_t *val)
{
if (!m_ext_set_mp3info || (m_ext_set_mp3info && !m_ext_set_mp3info->IsMe(fn)))
{
if(m_ext_set_mp3info) m_ext_set_mp3info->Release();
m_ext_set_mp3info = new Metadata;
m_ext_set_mp3info->Open(fn);
}
return m_ext_set_mp3info->SetExtendedData(data, val);
}
extern "C"
__declspec(dllexport) int winampWriteExtendedFileInfo()
{
// flush our read cache too :)
if(m_ext_get_mp3info) m_ext_get_mp3info->Release();
m_ext_get_mp3info = NULL;
if (!m_ext_set_mp3info) return 0;
Stopper stopper;
if (m_ext_set_mp3info->IsMe(lastfn))
stopper.Stop();
// just in-case something changed
if (!m_ext_set_mp3info) return 0;
int ret = m_ext_set_mp3info->Save();
stopper.Play();
m_ext_set_mp3info->Release();
m_ext_set_mp3info = NULL;
// update last modified so we're not re-queried on our own updates
UpdateFileTimeChanged(lastfn);
return !ret;
}
extern "C" __declspec(dllexport)
int winampClearExtendedFileInfoW(const wchar_t *fn)
{
Metadata meta;
if (meta.Open(fn)==METADATA_SUCCESS)
{
meta.id3v2.Clear();
Stopper stopper;
if (meta.IsMe(lastfn))
stopper.Stop();
meta.Save();
stopper.Play();
// update last modified so we're not re-queried on our own updates
UpdateFileTimeChanged(fn);
return 1;
}
return 0;
}