15 my $class=ref($proto) || $proto;
20 $self->{dbpath}=shift;
22 $self->{fallbackdir}=shift;
24 if(!defined($self->{base}) &&
25 defined($self->{fallbackdir}) &&
26 -d $self->{fallbackdir})
28 $self->{base}=$self->{fallbackdir};
30 $self->{dbpath}="$self->{base}/$dbfile" unless(defined($self->{dbpath}));
31 $self->{absbase}=Cwd::abs_path($self->{base});
33 my $connectstr="dbi:SQLite:dbname=$self->{dbpath}";
34 my ($user, $pass)=("", "");
37 $connectstr="dbi:Pg:dbname=id3fs";
41 my $exists=-f $self->{dbpath};
42 $self->{dbh}=DBI->connect($connectstr, $user, $pass,
44 unless(defined($self->{dbh}))
46 die("$self->{me}: DB Error: " . $DBI::errstr . "\n");
64 my @schema=split(/\n\n/,join("", <DATA>));
68 $self->{dbh}->do($cmd);
72 $self->cmd("CREATE SEQUENCE seq");
76 my %indexes=( "idx_files_id" => "files (id)",
77 "idx_fxt_both" => "files_x_tags (files_id, tags_id)",
78 "idx_fxt_files" => "files_x_tags (files_id)",
79 "idx_fxt_tags" => "files_x_tags (tags_id)",
80 "idx_tags_id" => "tags (id)",
81 "idx_tags_name" => "tags (name)");
82 for my $index (keys %indexes)
84 $self->{dbh}->do("CREATE INDEX $index ON " . $indexes{$index});
87 $self->cmd("INSERT INTO id3fs (schema_version, last_update) VALUES (?, ?)",
88 $SCHEMA_VERSION, time());
94 my ($version)=$self->cmd_onerow("SELECT schema_version from id3fs");
95 if(!defined($version) || $version != $SCHEMA_VERSION)
97 die("$self->{me}: id3fs database version " .
98 defined($version) ? $version : '""' .
99 "not known, current version is $SCHEMA_VERSION.\n");
105 my($self, $newval)=@_;
108 $self->cmd("UPDATE id3fs SET last_update=?", $newval);
112 ($newval)=$self->cmd_onerow("SELECT last_update from id3fs");
119 my($self, $sql, @params)=@_;
120 my $sth=$self->{dbh}->prepare($sql);
122 for my $param (@params)
124 $param="" unless(defined($param));
125 $sth->bind_param($idx++, $param);
133 my($self, @constraints)=@_;
134 if(!@constraints) # /
137 my $sql="SELECT DISTINCT name FROM tags;";
138 my $tags=$self->cmd_rows($sql);
139 return(map { $_->[0]; } @$tags);
143 my $main_sql_start=("SELECT t2.name\n" .
144 "\tFROM (SELECT files_id FROM tags t1\n" .
145 "\t\tINNER JOIN files_x_tags ON t1.id=files_x_tags.tags_id\n" .
146 "\t\tWHERE t1.id in\n\t\t\t(");
147 my $main_sql_mid=(")\n\t\t) AS subselect\n" .
148 "\tINNER JOIN files_x_tags ON subselect.files_id=files_x_tags.files_id\n" .
149 "\tINNER JOIN tags t2 ON files_x_tags.tags_id=t2.id\n" .
150 "\tWHERE t2.id NOT IN (");
151 my $main_sql_end=")\n\tGROUP BY t2.name;";
152 while(my $constraint=shift @constraints)
154 print "CONSTRAINT: $constraint->{name}\n";
155 my $cid=$constraint->{id};
158 @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
159 my $tagstr=join(", ", @ids);
160 my $sql = ($main_sql_start . $tagstr .
161 $main_sql_mid . $tagstr .
164 my $result=$self->cmd_rows($sql);
165 my @tagnames=map { $_->[0]; } @$result;
166 print "SUBNAMES: ", join(', ', @tagnames), "\n";
172 my($self, $tagid)=@_;
173 my $sql=("SELECT DISTINCT tagvals.name FROM tagvals\n" .
174 "INNER JOIN tags_x_tagvals ON tagvals.id=tags_x_tagvals.tagvals_id\n" .
175 "WHERE tags_x_tagvals.tags_id=?");
176 my $tags=$self->cmd_rows($sql, $tagid);
177 my @tags=map { $_->[0]; } @$tags;
178 # FIXME: handle when indexing, not here
179 @tags=map { s/[^[:print:]]//g; $_; } @tags;
180 @tags=map { length($_) ? $_ : "NOVALUE"; } @tags;
186 my($self, @constraints)=@_;
187 if(!@constraints) # /ALL
189 my $sql="SELECT DISTINCT name FROM artists;";
190 my $tags=$self->cmd_rows($sql);
191 return(map { $_->[0]; } @$tags);
194 my $main_sql_start=("SELECT artists.name\n" .
195 "\tFROM (SELECT files_id FROM tags\n" .
196 "\t\tINNER JOIN files_x_tags ON tags.id=files_x_tags.tags_id\n" .
197 "\t\tWHERE tags.id in\n\t\t\t(");
198 my $main_sql_end=(")\n\t\t) AS subselect\n" .
199 "\tINNER JOIN files ON subselect.files_id=files.id\n" .
200 "\tINNER JOIN artists ON files.artists_id=artists.id\n" .
201 "\n\tGROUP BY artists.name;");
202 while(my $constraint=shift @constraints)
204 print "CONSTRAINT: $constraint->{name}\n";
205 my $cid=$constraint->{id};
208 @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
209 my $tagstr=join(", ", @ids);
210 my $sql = ($main_sql_start . $tagstr .
213 my $result=$self->cmd_rows($sql);
214 my @tagnames=map { $_->[0]; } @$result;
215 print "ARTISTS: ", join(', ', @tagnames), "\n";
221 my($self, @constraints)=@_;
223 # FIXME: rework PathElements
224 if(ref($constraints[$#constraints]) eq "ID3FS::PathElement::Artist")
226 return $self->artist_albums($constraints[$#constraints]->{id});
228 my $main_sql_start=("SELECT albums.name\n" .
229 "\tFROM (SELECT files_id FROM tags\n" .
230 "\t\tINNER JOIN files_x_tags ON tags.id=files_x_tags.tags_id\n" .
231 "\t\tWHERE tags.id in\n\t\t\t(");
232 my $main_sql_end=(")\n\t\t) AS subselect\n" .
233 "\tINNER JOIN files ON subselect.files_id=files.id\n" .
234 "\tINNER JOIN albums ON files.albums_id=albums.id\n" .
235 "\n\tGROUP BY albums.name;");
236 while(my $constraint=shift @constraints)
238 print "CONSTRAINT: $constraint->{name}\n";
239 my $cid=$constraint->{id};
242 @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
243 my $str=join(", ", @ids);
244 my $sql = ($main_sql_start . $str .
247 my $result=$self->cmd_rows($sql);
248 my @names=map { $_->[0]; } @$result;
249 print "ALBUMS: ", join(', ', @names), "\n";
255 my($self, $artist_id)=@_;
256 my $sql=("SELECT albums.name FROM files\n\t" .
257 "INNER JOIN albums ON albums.id=files.albums_id\n\t" .
258 "INNER JOIN artists ON artists.id=files.artists_id\n\t" .
259 "WHERE artists.id=? and albums.name <> ''\n\t" .
260 "GROUP BY albums.name\n");
261 print "ARTIST_ALBUMS SQL: $sql\n";
262 my $result=$self->cmd_rows($sql, $artist_id);
263 my @albums=map { $_->[0]; } @$result;
264 print "ALBUMS: ", join(', ', @albums), "\n";
270 my($self, $artist_id)=@_;
271 my $sql=("SELECT files.name FROM files\n\t" .
272 "INNER JOIN artists ON artists.id=files.artists_id\n\t" .
273 "INNER JOIN albums ON albums.id=files.albums_id\n\t" .
274 "WHERE artists.id=? AND albums.name=''\n\t" .
275 "GROUP BY files.name\n");
276 print "ARTIST_TRACKS SQL: $sql\n";
277 my $result=$self->cmd_rows($sql, $artist_id);
278 my @names=map { $_->[0]; } @$result;
279 @names = map { s/.*\///; $_; } @names;
280 print "ARTISTTRACKS: ", join(', ', @names), "\n";
286 my($self, $artist_id, $album_id)=@_;
287 my $sql=("SELECT files.name FROM files\n\t" .
288 "INNER JOIN albums ON albums.id=files.albums_id\n\t" .
289 "INNER JOIN artists ON artists.id=files.artists_id\n\t" .
290 "WHERE artists.id=? AND albums.id=?\n\t" .
291 "GROUP BY files.name\n");
292 print "ALBUM_TRACKS SQL($artist_id, $album_id): $sql\n";
293 my $result=$self->cmd_rows($sql, $artist_id, $album_id);
294 my @names=map { $_->[0]; } @$result;
295 @names = map { s/.*\///; $_;} @names;
296 print "TRACKS: ", join(', ', @names), "\n";
302 my($self, @constraints)=@_;
303 # FIXME: rework PathElements
304 if(ref($constraints[$#constraints]) eq "ID3FS::PathElement::Artist")
306 return $self->artist_tracks($constraints[$#constraints]->{id});
308 elsif(ref($constraints[$#constraints]) eq "ID3FS::PathElement::Album")
311 my $artist=$constraints[($#constraints)-1];
312 if(defined($artist) && (ref($artist) eq "ID3FS::PathElement::Artist"))
314 # should always happen
315 $artist_id=$artist->{id};
317 return $self->album_tracks($artist_id, $constraints[$#constraints]->{id});
320 my $main_sql_start=("SELECT files.name\n" .
321 "\tFROM (SELECT files_id FROM tags\n" .
322 "\t\tINNER JOIN files_x_tags ON tags.id=files_x_tags.tags_id\n" .
323 "\t\tWHERE tags.id in\n\t\t\t(");
324 my $main_sql_end=(")\n\t\t) AS subselect\n" .
325 "\tINNER JOIN files ON files.id=subselect.files_id" .
326 "\tGROUP BY files.name;");
328 while(my $constraint=shift @constraints)
330 print "CONSTRAINT: $constraint->{name}\n";
331 my $cid=$constraint->{id};
334 @ids = map( { "\"$_\""; } @ids) unless($self->{postgres});
335 my $str=join(", ", @ids);
336 my $sql = ($main_sql_start . $str .
339 my $result=$self->cmd_rows($sql);
340 my @names=map { $_->[0]; } @$result;
341 @names = map { s/.*\///; $_; } @names;
342 print "TRACKS: ", join(', ', @names), "\n";
348 my($self, @constraints)=@_;
349 if(ref($constraints[$#constraints]) eq "ID3FS::PathElement::File")
351 my $id=$constraints[$#constraints]->{id};
352 my $sql=("SELECT paths.name, files.name FROM files\n" .
353 "INNER JOIN paths ON files.paths_id=paths.id\n" .
354 "WHERE files.id=?\n" .
355 "GROUP BY paths.name, files.name");
356 print "FILENAME SQL: $sql\n";
357 my ($path, $name)=$self->cmd_onerow($sql, $id);
358 return($self->{absbase} . "/$path/$name");
360 die("DB::filename: unhandled case\n"); #FIXME
365 my($self, $type, $val)=@_;
366 print "ID: $type $val\n";
367 my $sql="SELECT id FROM $type WHERE name=?";
368 my ($id)=$self->cmd_onerow($sql, $val);
376 $relpath =~ s/^\Q$self->{base}\E\/?//;
377 my($filepart,$pathpart);
385 ($pathpart, $filepart) = ($relpath =~ /(.*)\/(.*)/);
387 my $file=ID3FS::AudioFile->new($path);
388 return unless(defined($file));
389 my $artist=$file->artist();
390 my $album=$file->album();
391 my $v1genre=$file->v1genre();
392 my $year=$file->year();
393 my $audiotype=$file->audiotype();
394 my $tags=$file->tags();
395 my $haspic=$file->haspic();
397 $artist=undef unless($self->ok($artist));
398 my $artist_id=$self->add_to_table("artists", $artist);
399 my $path_id=$self->add_to_table("paths", $pathpart);
400 $album=undef unless($self->ok($album));
401 my $albums_id=$self->add_to_table("albums", $album);
402 my $file_id=$self->add_to_table("files", $filepart,
403 { "artists_id" => $artist_id,
404 "albums_id" => $albums_id,
405 "paths_id" => $path_id });
406 for my $tag (keys %$tags)
408 $self->add_tag($file_id, $tag, $tags->{$tag});
413 $self->add_tag($file_id, "year", $year);
414 if($year=~/^(\d\d\d)\d$/)
416 $self->add_tag($file_id, "decade", "${1}0s");
420 if($self->ok($v1genre))
422 $self->add_tag($file_id, "v1genre", $v1genre);
427 $self->add_tag($file_id, "haspic", undef);
433 my($self, $file_id, $tag, $val)=@_;
434 my $tag_id=$self->add_to_table("tags", $tag);
435 $self->add_relation("files_x_tags",
436 { "files_id" => $file_id,
437 "tags_id" => $tag_id });
440 my $val_id=$self->add_to_table("tagvals", $val);
441 $self->add_relation("tags_x_tagvals",
442 { "tags_id" => $tag_id,
443 "tagvals_id" => $val_id });
449 my($self, $table, $name, $extradata)=@_;
450 my $id=$self->lookup_id($table, $name);
453 my $sql="INSERT INTO $table (";
454 $sql .= "id, " if($self->{postgres});
456 if(defined($extradata))
458 push(@fields, sort keys(%$extradata));
460 $sql .= join(", ", @fields);
462 $sql .=") nextval('seq'), " if($self->{postgres});
463 $sql .= join(", ", map { "?"; } @fields);
465 $id=$self->cmd_id($sql, $name, map { $extradata->{$_} || ""; } sort keys %$extradata);
472 my ($self, $relname, $fields)=@_;
473 return if($self->relation_exists($relname, $fields));
474 my $sql="INSERT INTO $relname (";
475 $sql .= join(", ", sort keys(%$fields));
476 $sql .= ") VALUES (";
477 $sql .= join(", ", map { "?"; } sort keys(%$fields));
479 $self->cmd($sql, map { $fields->{$_}; } sort keys(%$fields));
484 my($self, $table, $name)=@_;
485 my($id)=$self->cmd_onerow("SELECT id FROM $table where name=?", $name);
492 my $sql=("SELECT COUNT(*) FROM tags\n\t" .
493 "INNER JOIN tags_x_tagvals ON tags.id=tags_x_tagvals.tags_id\n\t" .
494 "INNER JOIN tagvals ON tagvals.id=tags_x_tagvals.tagvals_id\n\t" .
495 "WHERE tags.id=?\n");
496 my ($rows)=$self->cmd_onerow($sql, $id);
502 my ($self, $relname, $fields)=@_;
503 my $sql="SELECT count(1) FROM $relname WHERE ";
506 for my $field (keys %$fields)
509 push(@vals,$fields->{$field});
511 $sql .= join(' AND ', map { "$_=?"; } @exprs);
512 my ($ret)=$self->cmd_onerow($sql, @vals);
518 my($self, $thing)=@_;
519 return(defined($thing) && length($thing) && $thing =~ /\S+/);
524 my ($self, @args)=@_;
525 # don't care about retcode
526 $self->cmd_sth(@args);
531 my ($self, @args)=@_;
532 my $sth=$self->cmd_sth(@args);
533 return($sth->fetchrow_array());
538 my ($self, @args)=@_;
539 my $sth=$self->cmd_sth(@args);
540 return $sth->fetchall_arrayref();
545 my ($self, @args)=@_;
546 $self->cmd_sth(@args);
547 return($self->last_insert_id());
553 if($self->{postgres})
555 return $self->{dbh}->last_insert_id(undef, undef, undef, undef,
556 { sequence => "seq" });
560 return $self->{dbh}->last_insert_id("","","","");
567 schema_version INTEGER,
572 id INTEGER PRIMARY KEY,
580 id INTEGER PRIMARY KEY,
584 CREATE TABLE artists (
585 id INTEGER PRIMARY KEY,
589 CREATE TABLE albums (
590 id INTEGER PRIMARY KEY,
595 id INTEGER PRIMARY KEY,
599 CREATE TABLE tagvals (
600 id INTEGER PRIMARY KEY,
604 CREATE TABLE files_x_tags (
609 CREATE TABLE tags_x_tagvals (