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MusicInfoScanner.cpp
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MusicInfoScanner.cpp
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/*
* Copyright (C) 2005-2012 Team XBMC
* http://www.xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include "threads/SystemClock.h"
#include "MusicInfoScanner.h"
#include "music/tags/MusicInfoTagLoaderFactory.h"
#include "MusicAlbumInfo.h"
#include "MusicInfoScraper.h"
#include "filesystem/MusicDatabaseDirectory.h"
#include "filesystem/MusicDatabaseDirectory/DirectoryNode.h"
#include "Util.h"
#include "utils/md5.h"
#include "GUIInfoManager.h"
#include "utils/Variant.h"
#include "NfoFile.h"
#include "music/tags/MusicInfoTag.h"
#include "guilib/GUIWindowManager.h"
#include "dialogs/GUIDialogExtendedProgressBar.h"
#include "dialogs/GUIDialogProgress.h"
#include "dialogs/GUIDialogSelect.h"
#include "guilib/GUIKeyboardFactory.h"
#include "filesystem/File.h"
#include "filesystem/Directory.h"
#include "settings/AdvancedSettings.h"
#include "settings/GUISettings.h"
#include "settings/Settings.h"
#include "FileItem.h"
#include "guilib/LocalizeStrings.h"
#include "utils/StringUtils.h"
#include "utils/TimeUtils.h"
#include "utils/log.h"
#include "utils/URIUtils.h"
#include "TextureCache.h"
#include "music/MusicThumbLoader.h"
#include "interfaces/AnnouncementManager.h"
#include "GUIUserMessages.h"
#include <algorithm>
using namespace std;
using namespace MUSIC_INFO;
using namespace XFILE;
using namespace MUSIC_GRABBER;
CMusicInfoScanner::CMusicInfoScanner() : CThread("CMusicInfoScanner")
{
m_bRunning = false;
m_showDialog = false;
m_handle = NULL;
m_bCanInterrupt = false;
m_currentItem=0;
m_itemCount=0;
m_flags = 0;
}
CMusicInfoScanner::~CMusicInfoScanner()
{
}
void CMusicInfoScanner::Process()
{
ANNOUNCEMENT::CAnnouncementManager::Announce(ANNOUNCEMENT::AudioLibrary, "xbmc", "OnScanStarted");
try
{
unsigned int tick = XbmcThreads::SystemClockMillis();
m_musicDatabase.Open();
if (m_showDialog && !g_guiSettings.GetBool("musiclibrary.backgroundupdate"))
{
CGUIDialogExtendedProgressBar* dialog =
(CGUIDialogExtendedProgressBar*)g_windowManager.GetWindow(WINDOW_DIALOG_EXT_PROGRESS);
m_handle = dialog->GetHandle(g_localizeStrings.Get(314));
}
m_bCanInterrupt = true;
if (m_scanType == 0) // load info from files
{
CLog::Log(LOGDEBUG, "%s - Starting scan", __FUNCTION__);
if (m_handle)
m_handle->SetTitle(g_localizeStrings.Get(505));
// Reset progress vars
m_currentItem=0;
m_itemCount=-1;
// Create the thread to count all files to be scanned
SetPriority( GetMinPriority() );
CThread fileCountReader(this, "CMusicInfoScanner");
if (m_handle)
fileCountReader.Create();
// Database operations should not be canceled
// using Interupt() while scanning as it could
// result in unexpected behaviour.
m_bCanInterrupt = false;
m_needsCleanup = false;
bool commit = false;
bool cancelled = false;
while (!cancelled && m_pathsToScan.size())
{
/*
* A copy of the directory path is used because the path supplied is
* immediately removed from the m_pathsToScan set in DoScan(). If the
* reference points to the entry in the set a null reference error
* occurs.
*/
CStdString directory = *m_pathsToScan.begin();
if (!DoScan(directory))
cancelled = true;
commit = !cancelled;
}
if (commit)
{
g_infoManager.ResetLibraryBools();
if (m_needsCleanup)
{
if (m_handle)
{
m_handle->SetTitle(g_localizeStrings.Get(700));
m_handle->SetText("");
}
m_musicDatabase.CleanupOrphanedItems();
if (m_handle)
m_handle->SetTitle(g_localizeStrings.Get(331));
m_musicDatabase.Compress(false);
}
}
fileCountReader.StopThread();
m_musicDatabase.EmptyCache();
m_musicDatabase.Close();
CLog::Log(LOGDEBUG, "%s - Finished scan", __FUNCTION__);
tick = XbmcThreads::SystemClockMillis() - tick;
CLog::Log(LOGNOTICE, "My Music: Scanning for music info using worker thread, operation took %s", StringUtils::SecondsToTimeString(tick / 1000).c_str());
}
bool bCanceled;
if (m_scanType == 1) // load album info
{
int iCurrentItem = 1;
for (set<CAlbum>::iterator it=m_albumsToScan.begin();it != m_albumsToScan.end();++it)
{
if (m_handle)
{
m_handle->SetText(StringUtils::Join(it->artist, g_advancedSettings.m_musicItemSeparator)+" - "+it->strAlbum);
m_handle->SetPercentage(iCurrentItem++/(float)m_albumsToScan.size());
}
CMusicAlbumInfo albumInfo;
DownloadAlbumInfo(it->genre[0],StringUtils::Join(it->artist, g_advancedSettings.m_musicItemSeparator),it->strAlbum, bCanceled, albumInfo); // genre field holds path - see fetchalbuminfo()
if (m_bStop || bCanceled)
break;
}
}
if (m_scanType == 2) // load artist info
{
int iCurrentItem=1;
for (set<CArtist>::iterator it=m_artistsToScan.begin();it != m_artistsToScan.end();++it)
{
if (m_handle)
{
m_handle->SetText(it->strArtist);
m_handle->SetPercentage(iCurrentItem++/(float)m_artistsToScan.size()*100);
}
DownloadArtistInfo(it->genre[0],it->strArtist,bCanceled); // genre field holds path - see fetchartistinfo()
if (m_bStop || bCanceled)
break;
}
}
}
catch (...)
{
CLog::Log(LOGERROR, "MusicInfoScanner: Exception while scanning.");
}
m_bRunning = false;
ANNOUNCEMENT::CAnnouncementManager::Announce(ANNOUNCEMENT::AudioLibrary, "xbmc", "OnScanFinished");
// we need to clear the musicdb cache and update any active lists
CUtil::DeleteMusicDatabaseDirectoryCache();
CGUIMessage msg(GUI_MSG_SCAN_FINISHED, 0, 0, 0);
g_windowManager.SendThreadMessage(msg);
if (m_handle)
m_handle->MarkFinished();
m_handle = NULL;
}
void CMusicInfoScanner::Start(const CStdString& strDirectory, int flags)
{
m_pathsToScan.clear();
m_albumsScanned.clear();
m_artistsScanned.clear();
m_flags = flags;
if (strDirectory.IsEmpty())
{ // scan all paths in the database. We do this by scanning all paths in the db, and crossing them off the list as
// we go.
m_musicDatabase.Open();
m_musicDatabase.GetPaths(m_pathsToScan);
m_musicDatabase.Close();
}
else
m_pathsToScan.insert(strDirectory);
m_pathsToCount = m_pathsToScan;
m_scanType = 0;
StopThread();
Create();
m_bRunning = true;
}
void CMusicInfoScanner::FetchAlbumInfo(const CStdString& strDirectory,
bool refresh)
{
m_albumsToScan.clear();
m_albumsScanned.clear();
CFileItemList items;
if (strDirectory.IsEmpty())
{
m_musicDatabase.Open();
m_musicDatabase.GetAlbumsNav("musicdb://3/", items);
m_musicDatabase.Close();
}
else
{
if (URIUtils::HasSlashAtEnd(strDirectory)) // directory
CDirectory::GetDirectory(strDirectory,items);
else
{
CFileItemPtr item(new CFileItem(strDirectory,false));
items.Add(item);
}
}
m_musicDatabase.Open();
for (int i=0;i<items.Size();++i)
{
if (CMusicDatabaseDirectory::IsAllItem(items[i]->GetPath()) || items[i]->IsParentFolder())
continue;
CAlbum album;
album.strAlbum = items[i]->GetMusicInfoTag()->GetAlbum();
album.artist = items[i]->GetMusicInfoTag()->GetArtist();
album.genre.push_back(items[i]->GetPath()); // a bit hacky use of field
m_albumsToScan.insert(album);
if (refresh)
{
int id = m_musicDatabase.GetAlbumByName(album.strAlbum, album.artist);
if (id > -1)
m_musicDatabase.DeleteAlbumInfo(id);
}
}
m_musicDatabase.Close();
m_scanType = 1;
StopThread();
Create();
m_bRunning = true;
}
void CMusicInfoScanner::FetchArtistInfo(const CStdString& strDirectory,
bool refresh)
{
m_artistsToScan.clear();
m_artistsScanned.clear();
CFileItemList items;
if (strDirectory.IsEmpty())
{
m_musicDatabase.Open();
m_musicDatabase.GetArtistsNav("musicdb://2/", items, false, -1);
m_musicDatabase.Close();
}
else
{
if (URIUtils::HasSlashAtEnd(strDirectory)) // directory
CDirectory::GetDirectory(strDirectory,items);
else
{
CFileItemPtr newItem(new CFileItem(strDirectory,false));
items.Add(newItem);
}
}
m_musicDatabase.Open();
for (int i=0;i<items.Size();++i)
{
if (CMusicDatabaseDirectory::IsAllItem(items[i]->GetPath()) || items[i]->IsParentFolder())
continue;
CArtist artist;
artist.strArtist = StringUtils::Join(items[i]->GetMusicInfoTag()->GetArtist(), g_advancedSettings.m_musicItemSeparator);
artist.genre.push_back(items[i]->GetPath()); // a bit hacky use of field
m_artistsToScan.insert(artist);
if (refresh)
{
int id = m_musicDatabase.GetArtistByName(artist.strArtist);
if (id > -1)
m_musicDatabase.DeleteArtistInfo(id);
}
}
m_musicDatabase.Close();
m_scanType = 2;
StopThread();
Create();
m_bRunning = true;
}
bool CMusicInfoScanner::IsScanning()
{
return m_bRunning;
}
void CMusicInfoScanner::Stop()
{
if (m_bCanInterrupt)
m_musicDatabase.Interupt();
StopThread(false);
}
static void OnDirectoryScanned(const CStdString& strDirectory)
{
CGUIMessage msg(GUI_MSG_DIRECTORY_SCANNED, 0, 0, 0);
msg.SetStringParam(strDirectory);
g_windowManager.SendThreadMessage(msg);
}
static CStdString Prettify(const CStdString& strDirectory)
{
CURL url(strDirectory);
CStdString strStrippedPath = url.GetWithoutUserDetails();
CURL::Decode(strStrippedPath);
return strStrippedPath;
}
bool CMusicInfoScanner::DoScan(const CStdString& strDirectory)
{
if (m_handle)
m_handle->SetText(Prettify(strDirectory));
/*
* remove this path from the list we're processing. This must be done prior to
* the check for file or folder exclusion to prevent an infinite while loop
* in Process().
*/
set<CStdString>::iterator it = m_pathsToScan.find(strDirectory);
if (it != m_pathsToScan.end())
m_pathsToScan.erase(it);
// Discard all excluded files defined by m_musicExcludeRegExps
CStdStringArray regexps = g_advancedSettings.m_audioExcludeFromScanRegExps;
if (CUtil::ExcludeFileOrFolder(strDirectory, regexps))
return true;
// load subfolder
CFileItemList items;
CDirectory::GetDirectory(strDirectory, items, g_settings.m_musicExtensions + "|.jpg|.tbn|.lrc|.cdg");
// sort and get the path hash. Note that we don't filter .cue sheet items here as we want
// to detect changes in the .cue sheet as well. The .cue sheet items only need filtering
// if we have a changed hash.
items.Sort(SORT_METHOD_LABEL, SortOrderAscending);
CStdString hash;
GetPathHash(items, hash);
// check whether we need to rescan or not
CStdString dbHash;
if ((m_flags & SCAN_RESCAN) || !m_musicDatabase.GetPathHash(strDirectory, dbHash) || dbHash != hash)
{ // path has changed - rescan
if (dbHash.IsEmpty())
CLog::Log(LOGDEBUG, "%s Scanning dir '%s' as not in the database", __FUNCTION__, strDirectory.c_str());
else
CLog::Log(LOGDEBUG, "%s Rescanning dir '%s' due to change", __FUNCTION__, strDirectory.c_str());
// filter items in the sub dir (for .cue sheet support)
items.FilterCueItems();
items.Sort(SORT_METHOD_LABEL, SortOrderAscending);
// and then scan in the new information
if (RetrieveMusicInfo(items, strDirectory) > 0)
{
if (m_handle)
OnDirectoryScanned(strDirectory);
}
// save information about this folder
m_musicDatabase.SetPathHash(strDirectory, hash);
}
else
{ // path is the same - no need to rescan
CLog::Log(LOGDEBUG, "%s Skipping dir '%s' due to no change", __FUNCTION__, strDirectory.c_str());
m_currentItem += CountFiles(items, false); // false for non-recursive
// updated the dialog with our progress
if (m_handle)
{
if (m_itemCount>0)
m_handle->SetPercentage(m_currentItem/(float)m_itemCount*100);
OnDirectoryScanned(strDirectory);
}
}
// now scan the subfolders
for (int i = 0; i < items.Size(); ++i)
{
CFileItemPtr pItem = items[i];
if (m_bStop)
break;
// if we have a directory item (non-playlist) we then recurse into that folder
if (pItem->m_bIsFolder && !pItem->IsParentFolder() && !pItem->IsPlayList())
{
CStdString strPath=pItem->GetPath();
if (!DoScan(strPath))
{
m_bStop = true;
}
}
}
return !m_bStop;
}
int CMusicInfoScanner::RetrieveMusicInfo(CFileItemList& items, const CStdString& strDirectory)
{
CSongMap songsMap;
// get all information for all files in current directory from database, and remove them
if (m_musicDatabase.RemoveSongsFromPath(strDirectory, songsMap))
m_needsCleanup = true;
VECSONGS songsToAdd;
CStdStringArray regexps = g_advancedSettings.m_audioExcludeFromScanRegExps;
// for every file found, but skip folder
for (int i = 0; i < items.Size(); ++i)
{
CFileItemPtr pItem = items[i];
CStdString strExtension;
URIUtils::GetExtension(pItem->GetPath(), strExtension);
if (m_bStop)
return 0;
// Discard all excluded files defined by m_musicExcludeRegExps
if (CUtil::ExcludeFileOrFolder(pItem->GetPath(), regexps))
continue;
// dont try reading id3tags for folders, playlists or shoutcast streams
if (!pItem->m_bIsFolder && !pItem->IsPlayList() && !pItem->IsPicture() && !pItem->IsLyrics() )
{
m_currentItem++;
// CLog::Log(LOGDEBUG, "%s - Reading tag for: %s", __FUNCTION__, pItem->GetPath().c_str());
// grab info from the song
CSong *dbSong = songsMap.Find(pItem->GetPath());
CMusicInfoTag& tag = *pItem->GetMusicInfoTag();
if (!tag.Loaded() )
{ // read the tag from a file
auto_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(pItem->GetPath()));
if (NULL != pLoader.get())
pLoader->Load(pItem->GetPath(), tag);
}
// if we have the itemcount, update our
// dialog with the progress we made
if (m_handle && m_itemCount>0)
m_handle->SetPercentage(m_currentItem/(float)m_itemCount*100);
if (tag.Loaded())
{
CSong song(tag);
// ensure our song has a valid filename or else it will assert in AddSong()
if (song.strFileName.IsEmpty())
{
// copy filename from path in case UPnP or other tag loaders didn't specify one (FIXME?)
song.strFileName = pItem->GetPath();
// if we still don't have a valid filename, skip the song
if (song.strFileName.IsEmpty())
{
// this shouldn't ideally happen!
CLog::Log(LOGERROR, "Skipping song since it doesn't seem to have a filename");
continue;
}
}
song.iStartOffset = pItem->m_lStartOffset;
song.iEndOffset = pItem->m_lEndOffset;
song.strThumb = pItem->GetUserMusicThumb(true);
if (dbSong)
{ // keep the db-only fields intact on rescan...
song.iTimesPlayed = dbSong->iTimesPlayed;
song.lastPlayed = dbSong->lastPlayed;
song.iKaraokeNumber = dbSong->iKaraokeNumber;
if (song.rating == '0') song.rating = dbSong->rating;
if (song.strThumb.empty())
song.strThumb = dbSong->strThumb;
}
songsToAdd.push_back(song);
// CLog::Log(LOGDEBUG, "%s - Tag loaded for: %s", __FUNCTION__, pItem->GetPath().c_str());
}
else
CLog::Log(LOGDEBUG, "%s - No tag found for: %s", __FUNCTION__, pItem->GetPath().c_str());
}
}
VECALBUMS albums;
CategoriseAlbums(songsToAdd, albums);
FindArtForAlbums(albums, items.GetPath());
// finally, add these to the database
m_musicDatabase.BeginTransaction();
int numAdded = 0;
set<int> albumsToScan;
set<int> artistsToScan;
for (VECALBUMS::iterator i = albums.begin(); i != albums.end(); ++i)
{
vector<int> songIDs;
int idAlbum = m_musicDatabase.AddAlbum(*i, songIDs);
numAdded += i->songs.size();
if (m_bStop)
{
m_musicDatabase.RollbackTransaction();
return numAdded;
}
// Build the artist & album sets
albumsToScan.insert(idAlbum);
for (vector<int>::iterator j = songIDs.begin(); j != songIDs.end(); ++j)
{
vector<int> songArtists;
m_musicDatabase.GetArtistsBySong(*j, false, songArtists);
artistsToScan.insert(songArtists.begin(), songArtists.end());
}
std::vector<int> albumArtists;
m_musicDatabase.GetArtistsByAlbum(idAlbum, false, albumArtists);
artistsToScan.insert(albumArtists.begin(), albumArtists.end());
}
m_musicDatabase.CommitTransaction();
// Download info & artwork
bool bCanceled;
for (set<int>::iterator it = artistsToScan.begin(); it != artistsToScan.end(); ++it)
{
bCanceled = false;
if (find(m_artistsScanned.begin(),m_artistsScanned.end(), *it) == m_artistsScanned.end())
{
CStdString strArtist = m_musicDatabase.GetArtistById(*it);
m_artistsScanned.push_back(*it);
if (!m_bStop && (m_flags & SCAN_ONLINE))
{
CStdString strPath;
strPath.Format("musicdb://2/%u/", *it);
if (!DownloadArtistInfo(strPath, strArtist, bCanceled)) // assume we want to retry
m_artistsScanned.pop_back();
}
else
{
map<string, string> artwork = GetArtistArtwork(*it);
m_musicDatabase.SetArtForItem(*it, "artist", artwork);
}
}
}
if (m_flags & SCAN_ONLINE)
{
for (set<int>::iterator it = albumsToScan.begin(); it != albumsToScan.end(); ++it)
{
if (m_bStop)
return songsToAdd.size();
CStdString strPath;
strPath.Format("musicdb://3/%u/",*it);
CAlbum album;
m_musicDatabase.GetAlbumInfo(*it, album, NULL);
bCanceled = false;
if (find(m_albumsScanned.begin(), m_albumsScanned.end(), *it) == m_albumsScanned.end())
{
CMusicAlbumInfo albumInfo;
if (DownloadAlbumInfo(strPath, StringUtils::Join(album.artist, g_advancedSettings.m_musicItemSeparator), album.strAlbum, bCanceled, albumInfo))
m_albumsScanned.push_back(*it);
}
}
}
if (m_handle)
m_handle->SetTitle(g_localizeStrings.Get(505));
return songsToAdd.size();
}
static bool SortSongsByTrack(CSong *song, CSong *song2)
{
return song->iTrack < song2->iTrack;
}
void CMusicInfoScanner::CategoriseAlbums(VECSONGS &songsToCheck, VECALBUMS &albums)
{
/* Step 1: categorise on the album name */
map<string, vector<CSong *> > albumNames;
for (VECSONGS::iterator i = songsToCheck.begin(); i != songsToCheck.end(); ++i)
albumNames[i->strAlbum].push_back(&(*i));
/*
Step 2: Split into unique albums based on album name and album artist
In the case where the album artist is unknown, we use the primary artist
(i.e. first artist from each song).
*/
albums.clear();
for (map<string, vector<CSong *> >::iterator i = albumNames.begin(); i != albumNames.end(); ++i)
{
// sort the songs by tracknumber to identify duplicate track numbers
vector<CSong *> &songs = i->second;
sort(songs.begin(), songs.end(), SortSongsByTrack);
// map the songs to their primary artists
bool tracksOverlap = false;
bool hasAlbumArtist = false;
map<string, vector<CSong *> > artists;
for (vector<CSong *>::iterator j = songs.begin(); j != songs.end(); ++j)
{
CSong *song = *j;
// test for song overlap
if (j != songs.begin() && song->iTrack == (*(j-1))->iTrack)
tracksOverlap = true;
// get primary artist
string primary;
if (!song->albumArtist.empty())
{
primary = song->albumArtist[0];
hasAlbumArtist = true;
}
else if (!song->artist.empty())
primary = song->artist[0];
// add to the artist map
artists[primary].push_back(song);
}
/*
We have a compilation if
1. album name is non-empty AND
2. no tracks overlap AND
3a. a unique primary artist is specified as "various" or "various artists" OR
3b. we have at least two primary artists and no album artist specified.
*/
bool compilation = !i->first.empty() && !tracksOverlap; // 1+2
if (artists.size() == 1)
{
string artist = artists.begin()->first; StringUtils::ToLower(artist);
if (!StringUtils::EqualsNoCase(artist, "various") &&
!StringUtils::EqualsNoCase(artist, "various artists")) // 3a
compilation = false;
}
else if (hasAlbumArtist) // 3b
compilation = false;
if (compilation)
{
CLog::Log(LOGDEBUG, "Album '%s' is a compilation as there's no overlapping tracks and %s", i->first.c_str(), hasAlbumArtist ? "the album artist is 'Various'" : "there is more than one unique artist");
artists.clear();
std::string various = g_localizeStrings.Get(340); // Various Artists
vector<string> va; va.push_back(various);
for (vector<CSong *>::iterator j = songs.begin(); j != songs.end(); ++j)
(*j)->albumArtist = va;
artists.insert(make_pair(various, songs));
}
/*
Step 3: Find the common albumartist for each song and assign
albumartist to those tracks that don't have it set.
*/
for (map<string, vector<CSong *> >::iterator j = artists.begin(); j != artists.end(); ++j)
{
// find the common artist for these songs
vector<CSong *> &artistSongs = j->second;
vector<string> common = artistSongs.front()->albumArtist.empty() ? artistSongs.front()->artist : artistSongs.front()->albumArtist;
for (vector<CSong *>::iterator k = artistSongs.begin() + 1; k != artistSongs.end(); ++k)
{
unsigned int match = 0;
vector<string> &compare = (*k)->albumArtist.empty() ? (*k)->artist : (*k)->albumArtist;
for (; match < common.size() && match < compare.size(); match++)
{
if (compare[match] != common[match])
break;
}
common.erase(common.begin() + match, common.end());
}
/*
Step 4: Assign the album artist for each song that doesn't have it set
and add to the album vector
*/
CAlbum album;
album.strAlbum = i->first;
album.artist = common;
album.bCompilation = compilation;
for (vector<CSong *>::iterator k = artistSongs.begin(); k != artistSongs.end(); ++k)
{
if ((*k)->albumArtist.empty())
(*k)->albumArtist = common;
album.songs.push_back(*(*k));
// TODO: in future we may wish to union up the genres, for now we assume they're the same
if (album.genre.empty())
album.genre = (*k)->genre;
// in addition, we may want to use year as discriminating for albums
if (album.iYear == 0)
album.iYear = (*k)->iYear;
}
albums.push_back(album);
}
}
}
void CMusicInfoScanner::FindArtForAlbums(VECALBUMS &albums, const CStdString &path)
{
/*
If there's a single album in the folder, then art can be taken from
the folder art.
*/
std::string albumArt;
if (albums.size() == 1)
{
CFileItem album(path, true);
albumArt = album.GetUserMusicThumb(true);
if (!albumArt.empty())
albums[0].art["thumb"] = albumArt;
}
for (VECALBUMS::iterator i = albums.begin(); i != albums.end(); ++i)
{
CAlbum &album = *i;
if (albums.size() != 1)
albumArt = "";
/*
Find art that is common across these items
If we find a single art image we treat it as the album art
and discard song art else we use first as album art and
keep everything as song art.
*/
bool singleArt = true;
CSong *art = NULL;
for (VECSONGS::iterator k = album.songs.begin(); k != album.songs.end(); ++k)
{
CSong &song = *k;
if (song.HasArt())
{
if (art && !art->ArtMatches(song))
{
singleArt = false;
break;
}
if (!art)
art = &song;
}
}
/*
assign the first art found to the album - better than no art at all
*/
if (art && albumArt.empty())
{
if (!art->strThumb.empty())
albumArt = art->strThumb;
else
albumArt = CTextureCache::GetWrappedImageURL(art->strFileName, "music");
}
if (!albumArt.empty())
album.art["thumb"] = albumArt;
if (singleArt)
{ //if singleArt then we can clear the artwork for all songs
for (VECSONGS::iterator k = album.songs.begin(); k != album.songs.end(); ++k)
k->strThumb.clear();
}
else
{ // more than one piece of art was found for these songs, so cache per song
for (VECSONGS::iterator k = album.songs.begin(); k != album.songs.end(); ++k)
{
if (k->strThumb.empty() && !k->embeddedArt.empty())
k->strThumb = CTextureCache::GetWrappedImageURL(k->strFileName, "music");
}
}
}
if (albums.size() == 1 && !albumArt.empty())
{ // assign to folder thumb as well
CMusicThumbLoader::SetCachedImage(path, "thumb", albumArt);
}
}
// This function is run by another thread
void CMusicInfoScanner::Run()
{
int count = 0;
while (!m_bStop && m_pathsToCount.size())
count+=CountFilesRecursively(*m_pathsToCount.begin());
m_itemCount = count;
}
// Recurse through all folders we scan and count files
int CMusicInfoScanner::CountFilesRecursively(const CStdString& strPath)
{
// load subfolder
CFileItemList items;
// CLog::Log(LOGDEBUG, __FUNCTION__" - processing dir: %s", strPath.c_str());
CDirectory::GetDirectory(strPath, items, g_settings.m_musicExtensions, DIR_FLAG_NO_FILE_DIRS);
if (m_bStop)
return 0;
// true for recursive counting
int count = CountFiles(items, true);
// remove this path from the list we're processing
set<CStdString>::iterator it = m_pathsToCount.find(strPath);
if (it != m_pathsToCount.end())
m_pathsToCount.erase(it);
// CLog::Log(LOGDEBUG, __FUNCTION__" - finished processing dir: %s", strPath.c_str());
return count;
}
int CMusicInfoScanner::CountFiles(const CFileItemList &items, bool recursive)
{
int count = 0;
for (int i=0; i<items.Size(); ++i)
{
const CFileItemPtr pItem=items[i];
if (recursive && pItem->m_bIsFolder)
count+=CountFilesRecursively(pItem->GetPath());
else if (pItem->IsAudio() && !pItem->IsPlayList() && !pItem->IsNFO())
count++;
}
return count;
}
int CMusicInfoScanner::GetPathHash(const CFileItemList &items, CStdString &hash)
{
// Create a hash based on the filenames, filesize and filedate. Also count the number of files
if (0 == items.Size()) return 0;
XBMC::XBMC_MD5 md5state;
int count = 0;
for (int i = 0; i < items.Size(); ++i)
{
const CFileItemPtr pItem = items[i];
md5state.append(pItem->GetPath());
md5state.append((unsigned char *)&pItem->m_dwSize, sizeof(pItem->m_dwSize));
FILETIME time = pItem->m_dateTime;
md5state.append((unsigned char *)&time, sizeof(FILETIME));
if (pItem->IsAudio() && !pItem->IsPlayList() && !pItem->IsNFO())
count++;
}
md5state.getDigest(hash);
return count;
}
#define THRESHOLD .95f
bool CMusicInfoScanner::DownloadAlbumInfo(const CStdString& strPath, const CStdString& strArtist, const CStdString& strAlbum, bool& bCanceled, CMusicAlbumInfo& albumInfo, CGUIDialogProgress* pDialog)
{
CAlbum album;
VECSONGS songs;
XFILE::MUSICDATABASEDIRECTORY::CQueryParams params;
XFILE::MUSICDATABASEDIRECTORY::CDirectoryNode::GetDatabaseInfo(strPath, params);
bCanceled = false;
m_musicDatabase.Open();
if (m_musicDatabase.HasAlbumInfo(params.GetAlbumId()) && m_musicDatabase.GetAlbumInfo(params.GetAlbumId(),album,&songs))
return true;
// find album info
ADDON::ScraperPtr info;
if (!m_musicDatabase.GetScraperForPath(strPath, info, ADDON::ADDON_SCRAPER_ALBUMS) || !info)
{
m_musicDatabase.Close();
return false;
}
if (m_handle)
{
m_handle->SetTitle(StringUtils::Format(g_localizeStrings.Get(20321), info->Name().c_str()));
m_handle->SetText(strArtist+" - "+strAlbum);
}
// clear our scraper cache
info->ClearCache();
CMusicInfoScraper scraper(info);
// handle nfo files
CStdString strAlbumPath, strNfo;
m_musicDatabase.GetAlbumPath(params.GetAlbumId(),strAlbumPath);
URIUtils::AddFileToFolder(strAlbumPath,"album.nfo",strNfo);
CNfoFile::NFOResult result=CNfoFile::NO_NFO;
CNfoFile nfoReader;
if (XFILE::CFile::Exists(strNfo))
{
CLog::Log(LOGDEBUG,"Found matching nfo file: %s", strNfo.c_str());
result = nfoReader.Create(strNfo, info, -1, strPath);
if (result == CNfoFile::FULL_NFO)
{
CLog::Log(LOGDEBUG, "%s Got details from nfo", __FUNCTION__);
CAlbum album;
nfoReader.GetDetails(album);
m_musicDatabase.SetAlbumInfo(params.GetAlbumId(), album, album.songs);
GetAlbumArtwork(params.GetAlbumId(), album);
m_musicDatabase.Close();
return true;
}
else if (result == CNfoFile::URL_NFO || result == CNfoFile::COMBINED_NFO)
{
CScraperUrl scrUrl(nfoReader.ScraperUrl());
CMusicAlbumInfo album("nfo",scrUrl);
info = nfoReader.GetScraperInfo();
CLog::Log(LOGDEBUG,"-- nfo-scraper: %s",info->Name().c_str());
CLog::Log(LOGDEBUG,"-- nfo url: %s", scrUrl.m_url[0].m_url.c_str());
scraper.SetScraperInfo(info);
scraper.GetAlbums().push_back(album);
}
else
CLog::Log(LOGERROR,"Unable to find an url in nfo file: %s", strNfo.c_str());
}
if (!scraper.CheckValidOrFallback(g_guiSettings.GetString("musiclibrary.albumsscraper")))
{ // the current scraper is invalid, as is the default - bail
CLog::Log(LOGERROR, "%s - current and default scrapers are invalid. Pick another one", __FUNCTION__);
return false;
}
if (!scraper.GetAlbumCount())
{
scraper.FindAlbumInfo(strAlbum, strArtist);
while (!scraper.Completed())
{
if (m_bStop)
{
scraper.Cancel();
bCanceled = true;
}
Sleep(1);
}
}
CGUIDialogSelect *pDlg=NULL;
int iSelectedAlbum=0;
if (result == CNfoFile::NO_NFO)
{
iSelectedAlbum = -1; // set negative so that we can detect a failure
if (scraper.Succeeded() && scraper.GetAlbumCount() >= 1)