relativise symbolic links

[id3fs.git] / lib / ID3FS / Path.pm

diff --git a/lib/ID3FS/Path.pm b/lib/ID3FS/Path.pm
index 6665122..25e4092 100644 (file)
--- a/lib/ID3FS/Path.pm
+++ b/lib/ID3FS/Path.pm
@@ -23,7 +23,7 @@ sub new
     $self->{db}=shift;
     $self->{path}=shift;
     $self->parse();
-    print "STATE: ", $self->state(), "\n";
+#    print "STATE: ", $self->state(), "\n";
     return $self;
 }
 
@@ -53,10 +53,10 @@ sub isvalid
 
 sub dest
 {
-    my($self)=@_;
+    my($self, $mountpoint)=@_;
     if($self->state() == $STATE_FILE)
     {
-       return $self->{db}->filename(@{$self->{elements}});
+       return $self->{db}->filename($mountpoint, @{$self->{elements}});
     }
     return "ERROR"; #should never happen?
 }
@@ -66,7 +66,7 @@ sub dirents
     my($self)=@_;
     my @dents=();
     my $state=$self->state();
-    print "DIRENTS: STATE: $state\n";
+#    print "DIRENTS: STATE: $state\n";
     if($state==$STATE_TAG || $state==$STATE_TAGVAL)
     {
        my $tag=$self->{elements}->[$#{$self->{elements}}];
@@ -75,27 +75,32 @@ sub dirents
           ref($tag) eq "ID3FS::PathElement::Tag" &&
           $self->{db}->tag_has_values($tag->{id}))
        {
-           print "DIRENTS: TAG: TAGVALUES\n";
            @dents=$self->{db}->tag_values($tag->{id});
        }
        else
        {
-           print "DIRENTS: TAG/TAGVAL($state): ARTISTS\n";
-           @dents=(qw(AND ALLTRACKS), # FIXME: NOT and OR
+           @dents=(qw(AND OR TRACKS NOARTIST),
                    $self->{db}->artists(@{$self->{elements}}));
        }
     }
     elsif($state==$STATE_BOOLEAN)
     {
-       @dents=$self->{db}->tags(@{$self->{elements}});
+       my $parent=$self->{elements}->[$#{$self->{elements}}];
+       unless(defined($parent) &&
+              ref($parent) eq "ID3FS::PathElement::Boolean" &&
+              $parent->{name} eq "NOT")
+       {
+           push(@dents, "NOT");
+       }
+       push(@dents, $self->{db}->tags(@{$self->{elements}}));
     }
     elsif($state==$STATE_ROOT)
     {
-       @dents=("ALL", $self->{db}->tags(@{$self->{elements}}));
+       @dents=(qw(ALL NOT), $self->{db}->tags(@{$self->{elements}}));
     }
     elsif($state==$STATE_ALBUMS)
     {
-       @dents=("TRACKS", $self->{db}->albums(@{$self->{elements}}));
+       @dents=(qw(TRACKS NOALBUM),$self->{db}->albums(@{$self->{elements}}));
     }
     elsif($state==$STATE_TRACKLIST)
     {
@@ -113,8 +118,7 @@ sub parse
     my($self)=@_;
     @{$self->{components}}=split(/\//, $self->{path});
     shift @{$self->{components}}; # drop empty field before leading /
-    print "PATH: $self->{path}\n";
-#    print "COMPONENTS: ", join(' | ', @{$self->{components}}), "\n";
+#    print "PATH: $self->{path}\n";
     $self->state($STATE_ROOT);
     return if($self->{path} eq "/");
     my @parts=@{$self->{components}};
@@ -122,20 +126,25 @@ sub parse
     $self->{elements}=[];
     while(my $name=shift @parts)
     {
-       print "NAME: $name\n";
+#      print "NAME: $name\n";
        my $state=$self->state();
        if($state==$STATE_INVALID)
        {
-           print "SM: INVALID: $name\n";
+#          print "SM: INVALID: $name\n";
            return;
        }
        elsif($state==$STATE_ROOT)
        {
-           print "SM: ROOT: $name\n";
+#          print "SM: ROOT: $name\n";
            if($name eq "ALL")
            {
                $self->state($STATE_TAG);
            }
+           elsif($name eq "NOT")
+           {
+               push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
+               $self->state($STATE_BOOLEAN);
+           }
            else
            {
                $tag=ID3FS::PathElement::Tag->new($self->{db}, $name);
@@ -152,7 +161,7 @@ sub parse
        }
        elsif($state==$STATE_TAG || $state==$STATE_TAGVAL)
        {
-           print "SM: TAG/TAGVAL($state): $name\n";
+#          print "SM: TAG/TAGVAL($state): $name\n";
            my $tag=$self->{elements}->[$#{$self->{elements}}];
            if($state==$STATE_TAG &&
               defined($tag) &&
@@ -171,24 +180,23 @@ sub parse
                    $self->state($STATE_INVALID);
                }
            }
-           elsif($name eq "ALLTRACKS")
+           elsif($name eq "TRACKS")
+           {
+               $self->state($STATE_TRACKLIST);
+           }
+           elsif($name eq "NOARTIST")
            {
                $self->state($STATE_TRACKLIST);
            }
            elsif($name eq "AND")
            {
                $self->state($STATE_BOOLEAN);
-#              push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
+               push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
            }
            elsif($name eq "OR")
            {
                $self->state($STATE_BOOLEAN);
-#              push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
-           }
-           elsif($name eq "NOT")
-           {
-               $self->state($STATE_TAG);
-#              push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
+               push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
            }
            else
            {
@@ -206,25 +214,45 @@ sub parse
        }
        elsif($state==$STATE_BOOLEAN)
        {
-           print "SM: BOOLEAN: $name\n";
-           my $tag=ID3FS::PathElement::Tag->new($self->{db}, $name);
-           if($tag)
+#          print "SM: BOOLEAN: $name\n";
+           my $parent=$self->{elements}->[$#{$self->{elements}}];
+           my $allownot=1;
+           if(defined($parent) &&
+              ref($parent) eq "ID3FS::PathElement::Boolean" &&
+              $parent->{name} eq "NOT")
            {
-               push(@{$self->{elements}}, $tag);
-               $self->state($STATE_TAG);
-               }
+               $allownot=0;
+           }
+           if($allownot && $name eq "NOT")
+           {
+               $self->state($STATE_BOOLEAN);
+               push(@{$self->{elements}}, ID3FS::PathElement::Boolean->new($name));
+           }
            else
            {
-               $self->state($STATE_INVALID);
+               my $tag=ID3FS::PathElement::Tag->new($self->{db}, $name);
+               if($tag)
+               {
+                   push(@{$self->{elements}}, $tag);
+                   $self->state($STATE_TAG);
+               }
+               else
+               {
+                   $self->state($STATE_INVALID);
+               }
            }
        }
        elsif($state==$STATE_ALBUMS)
        {
-           print "SM: ALBUM: $name\n";
+#          print "SM: ALBUM: $name\n";
            if($name eq "TRACKS")
            {
                $self->state($STATE_TRACKLIST);
            }
+           elsif($name eq "NOALBUM")
+           {
+               $self->state($STATE_TRACKLIST);
+           }
            else
            {
                my $album=ID3FS::PathElement::Album->new($self->{db}, $name);
@@ -241,9 +269,8 @@ sub parse
        }
        elsif($state==$STATE_TRACKLIST)
        {
-           print "SM: TRACKLIST: $name\n";
+#          print "SM: TRACKLIST: $name\n";
            my $track=ID3FS::PathElement::File->new($self->{db}, $name);
-           push(@{$self->{elements}}, $track);
            if($track)
            {
                push(@{$self->{elements}}, $track);
@@ -256,7 +283,7 @@ sub parse
        }
        elsif($state==$STATE_FILE)
        {
-           print "SM: FILE: $name\n";
+#          print "SM: FILE: $name\n";
            # Can't have anything after a filename
            $self->state($STATE_INVALID);
        }