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Library.cpp
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Library.cpp
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#include "Library.h"
#include "Utility.h"
#include "VUPlayer.h"
#include <iomanip>
#include <list>
#include <sstream>
Library::Library( Database& database, const Handlers& handlers ) :
m_Database( database ),
m_Handlers( handlers ),
m_PendingTags(),
m_LastTagWriteTime( 0 ),
m_TagsWritten(),
m_TagsWrittenMutex(),
m_MediaColumns( {
Columns::value_type( "Filename", Column::Filename ),
Columns::value_type( "Filetime", Column::Filetime ),
Columns::value_type( "Filesize", Column::Filesize ),
Columns::value_type( "Duration", Column::Duration ),
Columns::value_type( "SampleRate", Column::SampleRate ),
Columns::value_type( "BitsPerSample", Column::BitsPerSample ),
Columns::value_type( "Channels", Column::Channels ),
Columns::value_type( "Artist", Column::Artist ),
Columns::value_type( "Title", Column::Title ),
Columns::value_type( "Album", Column::Album ),
Columns::value_type( "Genre", Column::Genre ),
Columns::value_type( "Year", Column::Year ),
Columns::value_type( "Comment", Column::Comment ),
Columns::value_type( "Track", Column::Track ),
Columns::value_type( "Version", Column::Version ),
Columns::value_type( "GainTrack", Column::GainTrack ),
Columns::value_type( "GainAlbum", Column::GainAlbum ),
Columns::value_type( "Artwork", Column::Artwork ),
Columns::value_type( "Bitrate", Column::Bitrate )
} ),
m_CDDAColumns( {
Columns::value_type( "CDDB", Column::CDDB ),
Columns::value_type( "Track", Column::Track ),
Columns::value_type( "Filesize", Column::Filesize ),
Columns::value_type( "Duration", Column::Duration ),
Columns::value_type( "Artist", Column::Artist ),
Columns::value_type( "Title", Column::Title ),
Columns::value_type( "Album", Column::Album ),
Columns::value_type( "Genre", Column::Genre ),
Columns::value_type( "Year", Column::Year ),
Columns::value_type( "Comment", Column::Comment ),
Columns::value_type( "GainTrack", Column::GainTrack ),
Columns::value_type( "GainAlbum", Column::GainAlbum ),
Columns::value_type( "Artwork", Column::Artwork )
} )
{
UpdateDatabase();
}
Library::~Library()
{
for ( const auto& tagIter : m_PendingTags ) {
if ( m_Handlers.SetTags( tagIter.first /*filename*/, tagIter.second /*tags*/ ) ) {
MediaInfo mediaInfo( tagIter.first );
GetMediaInfo( mediaInfo );
}
}
}
void Library::UpdateDatabase()
{
UpdateMediaTable();
UpdateCDDATable();
UpdateArtworkTable();
CreateIndices();
}
void Library::UpdateMediaTable()
{
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
// Create the media table (if necessary).
std::string createTableQuery = "CREATE TABLE IF NOT EXISTS Media(";
for ( const auto& iter : m_MediaColumns ) {
const std::string& columnName = iter.first;
createTableQuery += columnName + ",";
}
createTableQuery += "PRIMARY KEY(Filename ASC));";
sqlite3_exec( database, createTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
// Check the columns in the media table.
const std::string tableInfoQuery = "PRAGMA table_info('Media')";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, tableInfoQuery.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
Columns missingColumns( m_MediaColumns );
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const int columnCount = sqlite3_column_count( stmt );
for ( int columnIndex = 0; columnIndex < columnCount; columnIndex++ ) {
const std::string columnName = sqlite3_column_name( stmt, columnIndex );
if ( columnName == "name" ) {
const std::string name = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
missingColumns.erase( name );
break;
}
}
}
sqlite3_finalize( stmt );
if ( !missingColumns.empty() ) {
if ( missingColumns.find( "Filename" ) != missingColumns.end() ) {
// No primary index, just drop the table and recreate.
const std::string dropTableQuery = "DROP TABLE Media;";
sqlite3_exec( database, dropTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
sqlite3_exec( database, createTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
} else {
for ( const auto& iter : missingColumns ) {
std::string addColumnQuery = "ALTER TABLE Media ADD COLUMN ";
addColumnQuery += iter.first + ";";
sqlite3_exec( database, addColumnQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
}
}
}
}
}
}
void Library::UpdateCDDATable()
{
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
// Create the CDDA table (if necessary).
std::string createTableQuery = "CREATE TABLE IF NOT EXISTS CDDA(";
for ( const auto& iter : m_CDDAColumns ) {
const std::string& columnName = iter.first;
createTableQuery += columnName + ",";
}
createTableQuery += "PRIMARY KEY(CDDB,Track));";
sqlite3_exec( database, createTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
// Check the columns in the CDDA table.
const std::string tableInfoQuery = "PRAGMA table_info('CDDA')";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, tableInfoQuery.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
Columns missingColumns( m_CDDAColumns );
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const int columnCount = sqlite3_column_count( stmt );
for ( int columnIndex = 0; columnIndex < columnCount; columnIndex++ ) {
const std::string columnName = sqlite3_column_name( stmt, columnIndex );
if ( columnName == "name" ) {
const std::string name = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
missingColumns.erase( name );
break;
}
}
}
sqlite3_finalize( stmt );
if ( !missingColumns.empty() ) {
if ( ( missingColumns.find( "CDDB" ) != missingColumns.end() ) || ( missingColumns.find( "Track" ) != missingColumns.end() ) ) {
// No primary index, just drop the table and recreate.
const std::string dropTableQuery = "DROP TABLE CDDA;";
sqlite3_exec( database, dropTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
sqlite3_exec( database, createTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
} else {
for ( const auto& iter : missingColumns ) {
std::string addColumnQuery = "ALTER TABLE CDDA ADD COLUMN ";
addColumnQuery += iter.first + ";";
sqlite3_exec( database, addColumnQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
}
}
}
}
}
}
void Library::UpdateArtworkTable()
{
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
// Create the artwork table (if necessary).
const std::string artworkTableQuery = "CREATE TABLE IF NOT EXISTS Artwork(ID,Size,Image, PRIMARY KEY(ID));";
sqlite3_exec( database, artworkTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
// Check the columns in the artwork table.
const std::string columnsInfoQuery = "PRAGMA table_info('Artwork')";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, columnsInfoQuery.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
std::set<std::string> columns;
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const int columnCount = sqlite3_column_count( stmt );
for ( int columnIndex = 0; columnIndex < columnCount; columnIndex++ ) {
const std::string columnName = sqlite3_column_name( stmt, columnIndex );
if ( columnName == "name" ) {
const std::string name = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
columns.insert( name );
break;
}
}
}
sqlite3_finalize( stmt );
if ( ( columns.find( "ID" ) == columns.end() ) || ( columns.find( "Size" ) == columns.end() ) || ( columns.find( "Image" ) == columns.end() ) ) {
// Drop the table and recreate
const std::string dropTableQuery = "DROP TABLE Artwork;";
sqlite3_exec( database, dropTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
sqlite3_exec( database, artworkTableQuery.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
}
}
}
}
void Library::CreateIndices()
{
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string artistIndex = "CREATE INDEX IF NOT EXISTS MediaIndex_Artist ON Media(Artist);";
sqlite3_exec( database, artistIndex.c_str(), NULL /*callback*/, NULL /*arg*/, NULL /*errMsg*/ );
}
}
bool Library::GetMediaInfo( MediaInfo& mediaInfo, const bool checkFileAttributes, const bool scanMedia, const bool sendNotification, const bool removeMissing )
{
bool success = false;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
MediaInfo info( mediaInfo );
const std::string query = ( MediaInfo::Source::CDDA == info.GetSource() ) ? "SELECT * FROM CDDA WHERE CDDB=?1 AND Track=?2;" : "SELECT * FROM Media WHERE Filename=?1;";
sqlite3_stmt* stmt = nullptr;
success = ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) );
if ( success ) {
success = ( MediaInfo::Source::CDDA == mediaInfo.GetSource() ) ?
( ( SQLITE_OK == sqlite3_bind_int( stmt, 1 /*param*/, static_cast<int>( info.GetCDDB() ) ) ) && ( SQLITE_OK == sqlite3_bind_int( stmt, 2 /*param*/, static_cast<int>( info.GetTrack() ) ) ) ) :
( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( info.GetFilename() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) );
if ( success ) {
// Should be a maximum of one entry.
const int result = sqlite3_step( stmt );
success = ( SQLITE_ROW == result );
if ( success ) {
ExtractMediaInfo( stmt, info );
if ( checkFileAttributes ) {
long long filetime = 0;
long long filesize = 0;
GetFileInfo( info.GetFilename(), filetime, filesize );
success = ( info.GetFiletime() == filetime ) && ( info.GetFilesize() == filesize );
if ( !success ) {
info = mediaInfo;
}
}
}
if ( !success && scanMedia && ( MediaInfo::Source::File == info.GetSource() ) ) {
success = GetDecoderInfo( info );
if ( success ) {
Tags pendingTags;
if ( GetPendingTags( info.GetFilename(), pendingTags ) ) {
UpdateMediaInfoFromTags( info, pendingTags );
}
success = UpdateMediaLibrary( info );
if ( success && sendNotification ) {
VUPlayer* vuplayer = VUPlayer::Get();
if ( nullptr != vuplayer ) {
vuplayer->OnMediaUpdated( mediaInfo /*previousInfo*/, info /*updatedInfo*/ );
}
}
} else if ( removeMissing ) {
RemoveFromLibrary( info );
}
}
if ( success ) {
mediaInfo = info;
}
}
sqlite3_finalize( stmt );
}
}
return success;
}
bool Library::GetFileInfo( const std::wstring& filename, long long& lastModified, long long& fileSize ) const
{
bool success = false;
if ( !IsURL( filename ) ) {
fileSize = 0;
lastModified = 0;
const DWORD shareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
const HANDLE handle = CreateFile( filename.c_str(), GENERIC_READ, shareMode, NULL /*security*/, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL /*template*/ );
if ( INVALID_HANDLE_VALUE != handle ) {
LARGE_INTEGER size = {};
if ( FALSE != GetFileSizeEx( handle, &size ) ) {
fileSize = static_cast<long long>( size.QuadPart );
}
FILETIME lastWriteTime;
if ( FALSE != GetFileTime( handle, NULL /*creationTime*/, NULL /*lastAccessTime*/, &lastWriteTime ) ) {
lastModified = ( static_cast<long long>( lastWriteTime.dwHighDateTime ) << 32 ) + lastWriteTime.dwLowDateTime;
}
CloseHandle( handle );
success = true;
}
}
return success;
}
bool Library::GetDecoderInfo( MediaInfo& mediaInfo )
{
bool success = false;
Decoder::Ptr stream = m_Handlers.OpenDecoder( mediaInfo.GetFilename() );
if ( stream ) {
mediaInfo.SetBitsPerSample( stream->GetBPS() );
mediaInfo.SetChannels( stream->GetChannels() );
mediaInfo.SetDuration( stream->GetDuration() );
mediaInfo.SetSampleRate( stream->GetSampleRate() );
mediaInfo.SetBitrate( stream->GetBitrate() );
Tags tags;
if ( m_Handlers.GetTags( mediaInfo.GetFilename(), tags ) ) {
UpdateMediaInfoFromTags( mediaInfo, tags );
}
long long filetime = 0;
long long filesize = 0;
GetFileInfo( mediaInfo.GetFilename(), filetime, filesize );
mediaInfo.SetFiletime( filetime );
mediaInfo.SetFilesize( filesize );
success = true;
}
return success;
}
void Library::ExtractMediaInfo( sqlite3_stmt* stmt, MediaInfo& mediaInfo )
{
if ( nullptr != stmt ) {
const int columnCount = sqlite3_column_count( stmt );
const Columns& columns = GetColumns( mediaInfo.GetSource() );
for ( int columnIndex = 0; columnIndex < columnCount; columnIndex++ ) {
const auto columnIter = columns.find( sqlite3_column_name( stmt, columnIndex ) );
if ( columnIter != columns.end() ) {
switch ( columnIter->second ) {
case Column::Filename : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetFilename( UTF8ToWideString( text ) );
}
break;
}
case Column::Filetime : {
mediaInfo.SetFiletime( static_cast<long long>( sqlite3_column_int64( stmt, columnIndex ) ) );
break;
}
case Column::Filesize : {
mediaInfo.SetFilesize( static_cast<long long>( sqlite3_column_int64( stmt, columnIndex ) ) );
break;
}
case Column::Duration : {
mediaInfo.SetDuration( static_cast<float>( sqlite3_column_double( stmt, columnIndex ) ) );
break;
}
case Column::SampleRate : {
mediaInfo.SetSampleRate( static_cast<long>( sqlite3_column_int( stmt, columnIndex ) ) );
break;
}
case Column::BitsPerSample : {
if ( SQLITE_NULL != sqlite3_column_type( stmt, columnIndex ) ) {
mediaInfo.SetBitsPerSample( static_cast<long>( sqlite3_column_int( stmt, columnIndex ) ) );
}
break;
}
case Column::Channels : {
mediaInfo.SetChannels( static_cast<long>( sqlite3_column_int( stmt, columnIndex ) ) );
break;
}
case Column::Artist : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetArtist( UTF8ToWideString( text ) );
}
break;
}
case Column::Title : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetTitle( UTF8ToWideString( text ) );
}
break;
}
case Column::Album : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetAlbum( UTF8ToWideString( text ) );
}
break;
}
case Column::Genre : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetGenre( UTF8ToWideString( text ) );
}
break;
}
case Column::Year : {
mediaInfo.SetYear( static_cast<long>( sqlite3_column_int( stmt, columnIndex ) ) );
break;
}
case Column::Comment : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetComment( UTF8ToWideString( text ) );
}
break;
}
case Column::Track : {
mediaInfo.SetTrack( static_cast<long>( sqlite3_column_int( stmt, columnIndex ) ) );
break;
}
case Column::Version : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetVersion( UTF8ToWideString( text ) );
}
break;
}
case Column::GainTrack : {
if ( SQLITE_NULL != sqlite3_column_type( stmt, columnIndex ) ) {
mediaInfo.SetGainTrack( static_cast<float>( sqlite3_column_double( stmt, columnIndex ) ) );
}
break;
}
case Column::GainAlbum : {
if ( SQLITE_NULL != sqlite3_column_type( stmt, columnIndex ) ) {
mediaInfo.SetGainAlbum( static_cast<float>( sqlite3_column_double( stmt, columnIndex ) ) );
}
break;
}
case Column::Artwork : {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, columnIndex ) );
if ( nullptr != text ) {
mediaInfo.SetArtworkID( UTF8ToWideString( text ) );
}
break;
}
case Column::Bitrate : {
if ( SQLITE_NULL != sqlite3_column_type( stmt, columnIndex ) ) {
mediaInfo.SetBitrate( static_cast<float>( sqlite3_column_double( stmt, columnIndex ) ) );
}
break;
}
}
}
}
}
}
bool Library::UpdateMediaLibrary( const MediaInfo& mediaInfo )
{
bool success = false;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const Columns& columnMap = GetColumns( mediaInfo.GetSource() );
const std::string tableName = ( MediaInfo::Source::CDDA == mediaInfo.GetSource() ) ? "CDDA" : "Media";
std::string columns = " (";
std::string values = " VALUES (";
int param = 0;
for ( const auto& iter : columnMap ) {
columns += iter.first + ",";
values += "?" + std::to_string( ++param ) + ",";
}
columns.back() = ')';
values.back() = ')';
const std::string query = "REPLACE INTO " + tableName + columns + values + ";";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
param = 0;
for ( const auto& iter : columnMap ) {
switch ( iter.second ) {
case Column::Album : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetAlbum() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::Artist : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetArtist() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::BitsPerSample : {
const auto bps = mediaInfo.GetBitsPerSample();
if ( bps.has_value() ) {
sqlite3_bind_int( stmt, ++param, static_cast<int>( bps.value() ) );
} else {
sqlite3_bind_null( stmt, ++param );
}
break;
}
case Column::Channels : {
sqlite3_bind_int( stmt, ++param, static_cast<int>( mediaInfo.GetChannels() ) );
break;
}
case Column::Comment : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetComment() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::Duration : {
sqlite3_bind_double( stmt, ++param, mediaInfo.GetDuration() );
break;
}
case Column::Filename : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetFilename() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::Filesize : {
sqlite3_bind_int64( stmt, ++param, static_cast<sqlite3_int64>( mediaInfo.GetFilesize() ) );
break;
}
case Column::Filetime : {
sqlite3_bind_int64( stmt, ++param, static_cast<sqlite3_int64>( mediaInfo.GetFiletime() ) );
break;
}
case Column::GainAlbum : {
const auto gain = mediaInfo.GetGainAlbum();
if ( gain.has_value() ) {
sqlite3_bind_double( stmt, ++param, gain.value() );
} else {
sqlite3_bind_null( stmt, ++param );
}
break;
}
case Column::GainTrack : {
const auto gain = mediaInfo.GetGainTrack();
if ( gain.has_value() ) {
sqlite3_bind_double( stmt, ++param, gain.value() );
} else {
sqlite3_bind_null( stmt, ++param );
}
break;
}
case Column::Genre : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetGenre() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::SampleRate : {
sqlite3_bind_int( stmt, ++param, static_cast<int>( mediaInfo.GetSampleRate() ) );
break;
}
case Column::Title : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetTitle() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::Track : {
sqlite3_bind_int( stmt, ++param, static_cast<int>( mediaInfo.GetTrack() ) );
break;
}
case Column::Version : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetVersion() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::Year : {
sqlite3_bind_int( stmt, ++param, static_cast<int>( mediaInfo.GetYear() ) );
break;
}
case Column::Artwork : {
sqlite3_bind_text( stmt, ++param, WideStringToUTF8( mediaInfo.GetArtworkID() ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
break;
}
case Column::CDDB : {
sqlite3_bind_int( stmt, ++param, static_cast<int>( mediaInfo.GetCDDB() ) );
break;
}
case Column::Bitrate : {
const auto bitrate = mediaInfo.GetBitrate();
if ( bitrate.has_value() ) {
sqlite3_bind_double( stmt, ++param, bitrate.value() );
} else {
sqlite3_bind_null( stmt, ++param );
}
break;
}
default : {
break;
}
}
}
const int result = sqlite3_step( stmt );
success = ( SQLITE_DONE == result );
sqlite3_finalize( stmt );
}
}
return success;
}
void Library::UpdateMediaTags( const MediaInfo& previousMediaInfo, const MediaInfo& updatedMediaInfo )
{
Tags tags;
if ( previousMediaInfo.GetAlbum() != updatedMediaInfo.GetAlbum() ) {
tags.insert( Tags::value_type( Tag::Album, WideStringToUTF8( updatedMediaInfo.GetAlbum() ) ) );
}
if ( previousMediaInfo.GetArtist() != updatedMediaInfo.GetArtist() ) {
tags.insert( Tags::value_type( Tag::Artist, WideStringToUTF8( updatedMediaInfo.GetArtist() ) ) );
}
if ( previousMediaInfo.GetComment() != updatedMediaInfo.GetComment() ) {
tags.insert( Tags::value_type( Tag::Comment, WideStringToUTF8( updatedMediaInfo.GetComment() ) ) );
}
if ( previousMediaInfo.GetGenre() != updatedMediaInfo.GetGenre() ) {
tags.insert( Tags::value_type( Tag::Genre, WideStringToUTF8( updatedMediaInfo.GetGenre() ) ) );
}
if ( previousMediaInfo.GetTitle() != updatedMediaInfo.GetTitle() ) {
tags.insert( Tags::value_type( Tag::Title, WideStringToUTF8( updatedMediaInfo.GetTitle() ) ) );
}
if ( previousMediaInfo.GetTrack() != updatedMediaInfo.GetTrack() ) {
const std::string trackStr = ( updatedMediaInfo.GetTrack() > 0 ) ? std::to_string( updatedMediaInfo.GetTrack() ) : std::string();
tags.insert( Tags::value_type( Tag::Track, trackStr ) );
}
if ( previousMediaInfo.GetYear() != updatedMediaInfo.GetYear() ) {
const std::string yearStr = ( updatedMediaInfo.GetYear() > 0 ) ? std::to_string( updatedMediaInfo.GetYear() ) : std::string();
tags.insert( Tags::value_type( Tag::Year, yearStr ) );
}
if ( previousMediaInfo.GetGainAlbum() != updatedMediaInfo.GetGainAlbum() ) {
const auto previousGain = previousMediaInfo.GetGainAlbum();
const auto updatedGain = updatedMediaInfo.GetGainAlbum();
if ( updatedGain.has_value() ) {
const std::string previousGainStr = GainToString( previousGain );
const std::string updatedGainStr = GainToString( updatedGain );
if ( previousGainStr != updatedGainStr ) {
tags.insert( Tags::value_type( Tag::GainAlbum, updatedGainStr ) );
}
} else {
tags.insert( Tags::value_type( Tag::GainAlbum, std::string() ) );
}
}
if ( previousMediaInfo.GetGainTrack() != updatedMediaInfo.GetGainTrack() ) {
const auto previousGain = previousMediaInfo.GetGainTrack();
const auto updatedGain = updatedMediaInfo.GetGainTrack();
if ( updatedGain.has_value() ) {
const std::string previousGainStr = GainToString( previousGain );
const std::string updatedGainStr = GainToString( updatedGain );
if ( previousGainStr != updatedGainStr ) {
tags.insert( Tags::value_type( Tag::GainTrack, updatedGainStr ) );
}
} else {
tags.insert( Tags::value_type( Tag::GainTrack, std::string() ) );
}
}
if ( previousMediaInfo.GetArtworkID() != updatedMediaInfo.GetArtworkID() ) {
std::vector<BYTE> imageBytes = GetMediaArtwork( updatedMediaInfo );
if ( imageBytes.empty() ) {
tags.insert( Tags::value_type( Tag::Artwork, std::string() ) );
} else {
const std::string encodedArtwork = Base64Encode( &imageBytes[ 0 ], static_cast<int>( imageBytes.size() ) );
tags.insert( Tags::value_type( Tag::Artwork, encodedArtwork ) );
}
}
if ( !tags.empty() ) {
MediaInfo mediaInfo( updatedMediaInfo );
WriteFileTags( mediaInfo, tags );
VUPlayer* vuplayer = VUPlayer::Get();
if ( nullptr != vuplayer ) {
vuplayer->OnMediaUpdated( previousMediaInfo, updatedMediaInfo );
}
}
}
void Library::WriteFileTags( MediaInfo& mediaInfo, const Tags& tags )
{
if ( MediaInfo::Source::File == mediaInfo.GetSource() ) {
const std::wstring& filename = mediaInfo.GetFilename();
Tags allTags;
const bool hasPendingTags = GetPendingTags( filename, allTags );
if ( hasPendingTags ) {
for ( const auto& tag : tags ) {
allTags[ tag.first ] = tag.second;
}
} else {
allTags = tags;
}
SetRecentlyWrittenTag( filename );
if ( m_Handlers.SetTags( filename, allTags ) ) {
m_PendingTags.erase( filename );
GetDecoderInfo( mediaInfo );
} else {
AddPendingTags( filename, tags );
}
}
UpdateMediaLibrary( mediaInfo );
}
bool Library::AddArtwork( const std::wstring& id, const std::vector<BYTE>& image )
{
bool success = false;
if ( !image.empty() ) {
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
sqlite3_stmt* stmt = nullptr;
const std::string insertQuery = "REPLACE INTO Artwork (ID,Size,Image) VALUES (?1,?2,?3);";
if ( SQLITE_OK == sqlite3_prepare_v2( database, insertQuery.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
sqlite3_bind_text( stmt, 1, WideStringToUTF8( id ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT );
sqlite3_bind_int( stmt, 2, static_cast<int>( image.size() ) );
sqlite3_bind_blob( stmt, 3, &image[ 0 ], static_cast<int>( image.size() ), SQLITE_STATIC );
success = ( SQLITE_DONE == sqlite3_step( stmt ) );
sqlite3_finalize( stmt );
}
}
}
return success;
}
std::wstring Library::FindArtwork( const std::vector<BYTE>& image )
{
std::wstring result;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
std::string query = "SELECT ID,Image FROM Artwork WHERE Size=?1;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( SQLITE_OK == sqlite3_bind_int( stmt, 1 /*param*/, static_cast<int>( image.size() ) ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const size_t numBytes = static_cast<size_t>( sqlite3_column_bytes( stmt, 1 /*columnIndex*/ ) );
if ( ( numBytes == image.size() ) && ( numBytes > 0 ) ) {
const BYTE* bytes = static_cast<const BYTE*>( sqlite3_column_blob( stmt, 1 /*columnIndex*/ ) );
if ( nullptr != bytes ) {
if ( 0 == memcmp( bytes, &image[ 0 ], numBytes ) ) {
const char* id = reinterpret_cast<const char*>( sqlite3_column_text( stmt, 0 /*columnIndex*/ ) );
if ( nullptr != id ) {
result = UTF8ToWideString( id );
break;
}
}
}
}
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return result;
}
std::vector<BYTE> Library::GetMediaArtwork( const MediaInfo& mediaInfo )
{
std::vector<BYTE> result;
const std::wstring artworkID = mediaInfo.GetArtworkID();
if ( !artworkID.empty() ) {
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT Image FROM Artwork WHERE ID=?1;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( artworkID ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) {
if ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const size_t numBytes = static_cast<size_t>( sqlite3_column_bytes( stmt, 0 /*columnIndex*/ ) );
if ( numBytes > 0 ) {
const BYTE* bytes = static_cast<const BYTE*>( sqlite3_column_blob( stmt, 0 /*columnIndex*/ ) );
if ( nullptr != bytes ) {
result.resize( numBytes );
memcpy( &result[ 0 ], bytes, numBytes );
}
}
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
}
return result;
}
std::wstring Library::AddArtwork( const std::vector<BYTE>& image )
{
std::wstring artworkID;
if ( !image.empty() ) {
const std::string encodedImage = ConvertImage( image );
if ( !encodedImage.empty() ) {
std::vector<BYTE> convertedImage = Base64Decode( encodedImage );
artworkID = FindArtwork( convertedImage );
if ( artworkID.empty() ) {
artworkID = UTF8ToWideString( GenerateGUIDString() );
if ( !AddArtwork( artworkID, convertedImage ) ) {
artworkID.clear();
}
}
}
}
return artworkID;
}
std::set<std::wstring> Library::GetArtists()
{
std::set<std::wstring> artists;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT DISTINCT Artist FROM Media;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, 0 /*columnIndex*/ ) );
if ( nullptr != text ) {
const std::wstring artist = UTF8ToWideString( text );
if ( !artist.empty() ) {
artists.insert( artist );
}
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return artists;
}
std::set<std::wstring> Library::GetAlbums()
{
std::set<std::wstring> albums;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT DISTINCT Album FROM Media;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, 0 /*columnIndex*/ ) );
if ( nullptr != text ) {
const std::wstring album = UTF8ToWideString( text );
if ( !album.empty() ) {
albums.insert( album );
}
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return albums;
}
std::set<std::wstring> Library::GetAlbums( const std::wstring artist )
{
std::set<std::wstring> albums;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT Album FROM Media WHERE Artist=?1;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( artist ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, 0 /*columnIndex*/ ) );
if ( nullptr != text ) {
const std::wstring album = UTF8ToWideString( text );
if ( !album.empty() ) {
albums.insert( album );
}
}
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return albums;
}
std::set<std::wstring> Library::GetGenres()
{
std::set<std::wstring> genres;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT DISTINCT Genre FROM Media;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const char* text = reinterpret_cast<const char*>( sqlite3_column_text( stmt, 0 /*columnIndex*/ ) );
if ( nullptr != text ) {
const std::wstring genre = UTF8ToWideString( text );
if ( !genre.empty() ) {
genres.insert( genre );
}
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return genres;
}
std::set<long> Library::GetYears()
{
std::set<long> years;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT DISTINCT Year FROM Media;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
const long year = static_cast<long>( sqlite3_column_int( stmt, 0 /*columnIndex*/ ) );
if ( ( year >= MINYEAR ) && ( year <= MAXYEAR ) ) {
years.insert( year );
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return years;
}
MediaInfo::List Library::GetMediaByArtist( const std::wstring& artist )
{
MediaInfo::List mediaList;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT * FROM Media WHERE Artist=?1 ORDER BY Filename;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( artist ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
MediaInfo mediaInfo;
ExtractMediaInfo( stmt, mediaInfo );
mediaList.push_back( mediaInfo );
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return mediaList;
}
MediaInfo::List Library::GetMediaByAlbum( const std::wstring& album )
{
MediaInfo::List mediaList;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT * FROM Media WHERE Album=?1 ORDER BY Filename;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( album ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
MediaInfo mediaInfo;
ExtractMediaInfo( stmt, mediaInfo );
mediaList.push_back( mediaInfo );
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return mediaList;
}
MediaInfo::List Library::GetMediaByArtistAndAlbum( const std::wstring& artist, const std::wstring& album )
{
MediaInfo::List mediaList;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT * FROM Media WHERE Artist=?1 AND Album=?2 ORDER BY Filename;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( ( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( artist ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) &&
( SQLITE_OK == sqlite3_bind_text( stmt, 2 /*param*/, WideStringToUTF8( album ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
MediaInfo mediaInfo;
ExtractMediaInfo( stmt, mediaInfo );
mediaList.push_back( mediaInfo );
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return mediaList;
}
MediaInfo::List Library::GetMediaByGenre( const std::wstring& genre )
{
MediaInfo::List mediaList;
sqlite3* database = m_Database.GetDatabase();
if ( nullptr != database ) {
const std::string query = "SELECT * FROM Media WHERE Genre=?1 ORDER BY Filename;";
sqlite3_stmt* stmt = nullptr;
if ( SQLITE_OK == sqlite3_prepare_v2( database, query.c_str(), -1 /*nByte*/, &stmt, nullptr /*tail*/ ) ) {
if ( SQLITE_OK == sqlite3_bind_text( stmt, 1 /*param*/, WideStringToUTF8( genre ).c_str(), -1 /*strLen*/, SQLITE_TRANSIENT ) ) {
while ( SQLITE_ROW == sqlite3_step( stmt ) ) {
MediaInfo mediaInfo;
ExtractMediaInfo( stmt, mediaInfo );
mediaList.push_back( mediaInfo );
}
}
sqlite3_finalize( stmt );
stmt = nullptr;
}
}
return mediaList;
}
MediaInfo::List Library::GetMediaByYear( const long year )
{
MediaInfo::List mediaList;
if ( ( year >= MINYEAR ) && ( year <= MAXYEAR ) ) {