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#include "apev2.h"
APE::APE()
{
hasData=false;
dirty=false;
}
int APE::Decode(const void *data, size_t len)
{
if (APEv2::Tag::Parse(data, len) == APEv2::APEV2_SUCCESS)
{
hasData=true;
return 1;
}
return 0;
}
// return -1 for empty, 1 for OK, 0 for "don't understand metadata name"
int APE::GetString(const char *metadata, wchar_t *data, int dataLen)
{
if (!hasData)
return 0;
if (!_stricmp(metadata, "replaygain_track_gain")
|| !_stricmp(metadata, "replaygain_track_peak")
|| !_stricmp(metadata, "replaygain_album_gain")
|| !_stricmp(metadata, "replaygain_album_peak"))
{
if (APEv2::Tag::GetString(metadata, data, dataLen) == APEv2::APEV2_SUCCESS)
return 1;
return -1;
}
else
{
const char *ape_key = MapWinampKeyToApeKey(metadata);
if (ape_key)
{
if (APEv2::Tag::GetString(ape_key, data, dataLen) == APEv2::APEV2_SUCCESS)
return 1;
return -1;
}
}
return 0;
}
int APE::SetString(const char *metadata, const wchar_t *data)
{
if (!_stricmp(metadata, "replaygain_track_gain")
|| !_stricmp(metadata, "replaygain_track_peak")
|| !_stricmp(metadata, "replaygain_album_gain")
|| !_stricmp(metadata, "replaygain_album_peak"))
{
APEv2::Tag::SetString(metadata, data);
dirty=true;
hasData=true;
return 1;
}
else
{
const char *ape_key = MapWinampKeyToApeKey(metadata);
if (ape_key)
{
APEv2::Tag::SetString(ape_key, data);
dirty=true;
hasData=true;
return 1;
}
}
return 0;
}
void APE::Clear()
{
APEv2::Tag::Clear();
dirty=true;
hasData=false;
}
void APE::MarkClear()
{
dirty=true;
hasData=false;
}
int APE::SetKeyValueByIndex(size_t index, const char *key, const wchar_t *data)
{
dirty=true;
return APEv2::Tag::SetKeyValueByIndex(index, key, data);
}
int APE::RemoveItem(size_t index)
{
dirty=true;
return APEv2::Tag::RemoveItem(index);
}
int APE::AddItem()
{
dirty=true;
hasData=true;
APEv2::Tag::AddItem();
return APEv2::APEV2_SUCCESS;
}
struct ApeKeyMapping
{
const char *ape_key;
const char *winamp_key;
const wchar_t *winamp_keyW;
};
static ApeKeyMapping apeKeyMapping[] =
{
{ "Track", "track", L"track" },
{"Album", "album", L"album" },
{"Artist", "artist", L"artist" },
{"Comment", "comment", L"comment" },
{"Year", "year", L"year" },
{"Genre", "genre", L"genre" },
{"Title", "title", L"title"},
{"Composer", "composer", L"composer"},
{"Performer", "performer", L"performer"},
{"Album artist", "albumartist", L"albumartist"},
};
const wchar_t *APE::MapApeKeyToWinampKeyW(const char *ape_key)
{
size_t num_mappings = sizeof(apeKeyMapping)/sizeof(apeKeyMapping[0]);
for (size_t i=0;i!=num_mappings;i++)
{
if (!_stricmp(ape_key, apeKeyMapping[i].ape_key))
return apeKeyMapping[i].winamp_keyW;
}
return NULL;
}
const char *APE::MapApeKeyToWinampKey(const char *ape_key)
{
size_t num_mappings = sizeof(apeKeyMapping)/sizeof(apeKeyMapping[0]);
for (size_t i=0;i!=num_mappings;i++)
{
if (!_stricmp(ape_key, apeKeyMapping[i].ape_key))
return apeKeyMapping[i].winamp_key;
}
return NULL;
}
const char *APE::MapWinampKeyToApeKey(const char *winamp_key)
{
size_t num_mappings = sizeof(apeKeyMapping)/sizeof(apeKeyMapping[0]);
for (size_t i=0;i!=num_mappings;i++)
{
if (!_stricmp(winamp_key, apeKeyMapping[i].winamp_key))
return apeKeyMapping[i].ape_key;
}
return NULL;
}
int APE::AddKeyValue(const char *key, const wchar_t *data)
{
dirty=true;
hasData=true;
APEv2::Item *newItem = APEv2::Tag::AddItem();
newItem->SetKey(key);
return APEv2::Tag::SetItemData(newItem, data);
}
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