bless($self,$class);
$self->{me}=shift;
- $self->{dbpath}=shift;
+ $self->{verbose}=shift;
+ my $init=shift;
+ my $dbpath=shift;
$self->{base}=shift;
- $self->{fallbackdir}=shift;
+ my $fallbackdir=shift;
- if(!defined($self->{base}) &&
- defined($self->{fallbackdir}) &&
- -d $self->{fallbackdir})
- {
- $self->{base}=$self->{fallbackdir};
- }
- $self->{dbpath}="$self->{base}/$dbfile" unless(defined($self->{dbpath}));
+ $dbpath=$self->find_db($init, $dbpath, $fallbackdir);
+ return undef unless($dbpath);
$self->{absbase}=Cwd::abs_path($self->{base});
- my $connectstr="dbi:SQLite:dbname=$self->{dbpath}";
+ my $connectstr="dbi:SQLite:dbname=$dbpath";
my ($user, $pass)=("", "");
if($self->{postgres})
{
$user="ianb";
$pass="foo";
}
- my $exists=-f $self->{dbpath};
+ my $exists=-f $dbpath;
$self->{dbh}=DBI->connect($connectstr, $user, $pass,
{ AutoCommit=>1 } );
unless(defined($self->{dbh}))
return $self;
}
+sub find_db
+{
+ my($self, $init, $dbpath, $fallbackdir)=@_;
+ my $file=undef;
+ my $base=undef;
+ if(defined($dbpath))
+ {
+ $file=$dbpath;
+ }
+ if(defined ($self->{base}))
+ {
+ $file="$self->{base}/$dbfile" unless defined($file);
+ $base=$self->{base};
+ }
+ elsif(defined($fallbackdir) && -d $fallbackdir)
+ {
+ my $path=Cwd::abs_path($fallbackdir);
+ do
+ {
+ $file="$path/$dbfile";
+ $base=$path;
+ $path=~s/(.*)\/.*/$1/;
+ }
+ while(! -f $file && length($path) && -d $path);
+ if(! -f $file)
+ {
+ $file="$fallbackdir/$dbfile";
+ $base=$fallbackdir;
+ }
+ }
+ if(!-f $file && !$init)
+ {
+ print "$self->{me}: db not found at $file\n";
+ return undef;
+ }
+ $self->{base}=$base;
+ return $file;
+}
+
+sub base_dir { return shift->{base}; }
+
sub create
{
my($self,$name)=@_;
}
}
+sub analyze
+{
+ my $self=shift;
+ $self->cmd("ANALYZE");
+}
+
sub enable_foreign_keys
{
my $self=shift;
my $cid=$constraint->{id};
push(@ids, $cid);
}
- @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
+ @ids = map( { "\"$_\""; } grep { defined; } @ids) unless($self->{postgres});
my $tagstr=join(", ", @ids);
my $sql = ($main_sql_start . $tagstr .
$main_sql_mid . $tagstr .
my $cid=$constraint->{id};
push(@ids, $cid);
}
- @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
+ @ids = map( { "\"$_\""; } grep { defined; } @ids) unless($self->{postgres});
my $tagstr=join(", ", @ids);
my $sql = ($main_sql_start . $tagstr .
$main_sql_end);
my $cid=$constraint->{id};
push(@ids, $cid);
}
- @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
+ @ids = map( { "\"$_\""; } grep { defined; } @ids) unless($self->{postgres});
my $str=join(", ", @ids);
my $sql = ($main_sql_start . $str .
$main_sql_end);
print "ARTIST_TRACKS SQL: $sql\n";
my $result=$self->cmd_rows($sql, $artist_id);
my @names=map { $_->[0]; } @$result;
- @names = map { s/.*\///; $_; } @names;
print "ARTISTTRACKS: ", join(', ', @names), "\n";
return(@names);
}
print "ALBUM_TRACKS SQL($artist_id, $album_id): $sql\n";
my $result=$self->cmd_rows($sql, $artist_id, $album_id);
my @names=map { $_->[0]; } @$result;
- @names = map { s/.*\///; $_;} @names;
print "TRACKS: ", join(', ', @names), "\n";
return(@names);
}
my $cid=$constraint->{id};
push(@ids, $cid);
}
- @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
+ @ids = map( { "\"$_\""; } grep { defined; } @ids) unless($self->{postgres});
my $str=join(", ", @ids);
my $sql = ($main_sql_start . $str .
$main_sql_end);
print "SQL: $sql\n";
my $result=$self->cmd_rows($sql);
my @names=map { $_->[0]; } @$result;
- @names = map { s/.*\///; $_; } @names;
print "TRACKS: ", join(', ', @names), "\n";
return(@names);
}
sub filename
{
- my($self, @constraints)=@_;
+ my($self, $mountpoint, @constraints)=@_;
if(ref($constraints[$#constraints]) eq "ID3FS::PathElement::File")
{
my $id=$constraints[$#constraints]->{id};
"GROUP BY paths.name, files.name");
print "FILENAME SQL: $sql\n";
my ($path, $name)=$self->cmd_onerow($sql, $id);
- return($self->{absbase} . "/$path/$name");
+ my $id3fs_path=join('/', map { $_->{name}; } @constraints);
+ return($self->relativise($path, $name, $mountpoint, $id3fs_path));
}
die("DB::filename: unhandled case\n"); #FIXME
}
+sub relativise
+{
+ my($self, $path, $name, $mountpoint, $id3fs_path)=@_;
+ $id3fs_path=~s/(.*)\/.*/$1/;
+ my $rpath="$self->{absbase}/$path";
+ my $vpath="$mountpoint/$id3fs_path";
+ my @path=split(/\//,$rpath);
+ my @rel=split(/\//,$vpath);
+ #absolute paths have empty first element due to leading /
+ shift(@path) if($path[0] eq "");
+ shift(@rel) if($rel[0] eq "");
+ if($path[0] ne $rel[0])
+ {
+ #no path in common, return absolute
+ print "FAIL: NO PATHS IN COMMON\n";
+ return $name;
+ }
+ # f: /home/foo/bar/baz.mp3
+ # r: /home/ianb/music/albums
+ while(@path && @rel && ($path[0] eq $rel[0]))
+ {
+ shift(@path);
+ shift(@rel);
+ print "POP ";
+ }
+ print "\n";
+ my $upcount=scalar(@rel);
+ my $result="../" x $upcount;
+ $result .= join("/",@path);
+ $result .= "/$name";
+ return $result;
+}
+
+sub bare_tags
+{
+ my($self)=@_;
+ my $sql=("SELECT tags.name FROM tags\n" .
+ "LEFT JOIN tags_x_tagvals ON tags.id=tags_x_tagvals.tags_id\n" .
+ "WHERE tags_x_tagvals.tags_id IS NULL\n" .
+ "GROUP BY tags.name\n");
+ my $result=$self->cmd_rows($sql);
+ my @names=map { $_->[0]; } @$result;
+ return (@names);
+}
+
+sub tags_with_values
+{
+ my($self)=@_;
+ my $sql=("SELECT tags.name, tagvals.name FROM tags\n" .
+ "INNER JOIN tags_x_tagvals ON tags.id=tags_x_tagvals.tags_id\n" .
+ "INNER JOIN tagvals ON tagvals.id=tags_x_tagvals.tagvals_id\n" .
+ "GROUP BY tags.name, tagvals.name\n");
+ my $result=$self->cmd_rows($sql);
+ my $tags={};
+ for my $pair (@$result)
+ {
+ push(@{$tags->{$pair->[0]}}, $pair->[1]);
+ }
+ return $tags;
+}
+
sub id
{
my($self, $type, $val)=@_;
{
($pathpart, $filepart) = ($relpath =~ /(.*)\/(.*)/);
}
- my $file=ID3FS::AudioFile->new($path);
+ my $file=ID3FS::AudioFile->new($path, $self->{me});
return unless(defined($file));
my $artist=$file->artist();
my $album=$file->album();
my $haspic=$file->haspic();
$artist=undef unless($self->ok($artist));
+ print "$self->{me}: $path: no artist tag defined\n" unless(defined($artist));
my $artist_id=$self->add_to_table("artists", $artist);
my $path_id=$self->add_to_table("paths", $pathpart);
$album=undef unless($self->ok($album));
+ if($self->{verbose} && !defined($album))
+ {
+ print "$self->{me}: $path: no album tag defined\n";
+ }
+
my $albums_id=$self->add_to_table("albums", $album);
my $file_id=$self->add_to_table("files", $filepart,
{ "artists_id" => $artist_id,
return $rows;
}
+sub files_in
+{
+ my ($self, $dir)=@_;
+ $dir=~s/^$self->{base}\/?//;
+ my $sql=("SELECT files.name FROM files\n" .
+ "INNER JOIN paths ON files.paths_id=paths.id\n" .
+ "WHERE paths.name=?\n");
+ my $files=$self->cmd_rows($sql, $dir);
+ return(map { $_->[0]; } @$files);
+}
+
+sub prune_directories
+{
+ my($self)=@_;
+ my $sql=("SELECT name, id FROM paths ORDER BY name\n");
+ my $pathsref=$self->cmd_rows($sql);
+ my @ids=();
+ for my $pathpair (@$pathsref)
+ {
+ my($path, $id)=@$pathpair;
+ my $fullpath="$self->{absbase}/$path";
+ unless(-d $fullpath)
+ {
+ push(@ids, $id)
+ }
+ }
+ $self->prune_paths(@ids);
+ return scalar(@ids);
+}
+
+sub prune_paths
+{
+ my($self, @ids)=@_;
+ return unless(@ids);
+ my $sql=("DELETE FROM files WHERE paths_id IN (\n\t" .
+ join(', ', map { "\"$_\""; } @ids). "\n\t)");
+ print "SQL: \n", $sql, "\n";
+ $self->cmd($sql);
+}
+
+sub remove_unused
+{
+ my($self)=@_;
+ my $sql=<<'EOT';
+ DELETE FROM artists WHERE id IN (
+ SELECT artists.id FROM artists
+ LEFT JOIN files ON files.artists_id=artists.id
+ WHERE files.id IS NULL);
+
+ DELETE FROM albums WHERE id IN (
+ SELECT albums.id FROM albums
+ LEFT JOIN files ON files.albums_id=albums.id
+ WHERE files.id IS NULL);
+
+ DELETE FROM paths WHERE id IN (
+ SELECT paths.id FROM paths
+ LEFT JOIN files ON files.paths_id=paths.id
+ WHERE files.id IS NULL);
+
+ DELETE FROM files_x_tags WHERE files_id IN (
+ SELECT files_x_tags.files_id FROM files_x_tags
+ LEFT JOIN files ON files.id=files_x_tags.files_id
+ WHERE files.id IS NULL);
+
+ DELETE FROM tags WHERE id IN (
+ SELECT tags.id FROM tags
+ LEFT JOIN files_x_tags ON files_x_tags.tags_id=tags.id
+ WHERE files_x_tags.files_id IS NULL);
+
+ DELETE FROM tags_x_tagvals WHERE tags_id IN (
+ SELECT tags_x_tagvals.tags_id FROM tags_x_tagvals
+ LEFT JOIN tags ON tags.id=tags_x_tagvals.tags_id
+ WHERE tags.id IS NULL);
+
+ DELETE FROM tagvals WHERE id IN (
+ SELECT tagvals.id FROM tagvals
+ LEFT JOIN tags_x_tagvals ON tags_x_tagvals.tagvals_id=tagvals.id
+ WHERE tags_x_tagvals.tagvals_id IS NULL);
+EOT
+ print "SQL: $sql\n";
+ my @sql=split(/\n\n/, $sql);
+ $self->cmd($_) for (@sql);
+}
+
sub relation_exists
{
my ($self, $relname, $fields)=@_;
CREATE TABLE files (
id INTEGER PRIMARY KEY,
+ name text,
artists_id,
albums_id,
paths_id,
- name text,
- FOREIGN KEY(artists_id) REFERENCES artists(id),
- FOREIGN KEY(albums_id) REFERENCES albums(id),
- FOREIGN KEY(paths_id) REFERENCES paths(id)
+ FOREIGN KEY(artists_id) REFERENCES artists(id) ON DELETE CASCADE ON UPDATE CASCADE,
+ FOREIGN KEY(albums_id) REFERENCES albums(id) ON DELETE CASCADE ON UPDATE CASCADE,
+ FOREIGN KEY(paths_id) REFERENCES paths(id) ON DELETE CASCADE ON UPDATE CASCADE
);
CREATE TABLE tags (
CREATE TABLE files_x_tags (
files_id INTEGER,
tags_id INTEGER,
- FOREIGN KEY(files_id) REFERENCES files(id),
- FOREIGN KEY(tags_id) REFERENCES tags(id)
+ FOREIGN KEY(files_id) REFERENCES files(id) ON DELETE CASCADE ON UPDATE CASCADE,
+ FOREIGN KEY(tags_id) REFERENCES tags(id) ON DELETE CASCADE ON UPDATE CASCADE
);
CREATE TABLE tags_x_tagvals (
tags_id INTEGER,
tagvals_id INTEGER,
- FOREIGN KEY(tags_id) REFERENCES tags(id),
- FOREIGN KEY(tagvals_id) REFERENCES tagvals(id)
+ FOREIGN KEY(tags_id) REFERENCES tags(id) ON DELETE CASCADE ON UPDATE CASCADE,
+ FOREIGN KEY(tagvals_id) REFERENCES tagvals(id) ON DELETE CASCADE ON UPDATE CASCADE
);
+
projects / id3fs.git / blobdiff