all fileds optional, cleanup industryIdentifiers

[Biblio-Z3950.git] / GoogleBooks.pm

diff --git a/GoogleBooks.pm b/GoogleBooks.pm
index 68da2a1..8bcf0ed 100644 (file)
--- a/GoogleBooks.pm
+++ b/GoogleBooks.pm
@@ -100,17 +100,92 @@ sub next_marc {
 
        warn "# item = ",dump($item) if $debug;
 
+       my $id = $item->{id} || die "no id";
+
        $marc = MARC::Record->new;
        $marc->encoding('utf-8');
 
+       if ( my $vi = $item->{volumeInfo} ) {
+
+               my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime(time);
+
+               $marc->add_fields('008',sprintf("%02d%02d%02ds%04d%25s%-3s",
+                               $year % 100, $mon + 1, $mday, substr($vi->{publishedDate},0,4), ' ', $vi->{language}));
+
+               if ( ref $vi->{industryIdentifiers} eq 'ARRAY' ) {
+                       foreach my $i ( @{ $vi->{industryIdentifiers} } ) {
+                               if ( $i->{type} =~ m/ISBN/i ) {
+                                       $marc->add_fields('020',' ',' ','a' => $i->{identifier} )
+                               } else {
+                                       $marc->add_fields('035',' ',' ','a' => $i->{identifier} )
+                               }
+                       }
+               }
+
+               my $first_author;
+               if ( ref $vi->{authors} eq 'ARRAY' ) {
+                       $first_author = shift @{ $vi->{authors} };
+                       $marc->add_fields(100,'0',' ','a' => $first_author );
+                       $marc->add_fields(700,'0',' ','a' => $_ ) foreach @{ $vi->{authors} };
+               }
+
+               $marc->add_fields(245, ($first_author ? '1':'0') ,' ',
+                       'a' => $vi->{title},
+                       $vi->{subtitle} ? ( 'b' => $vi->{subtitle} ) : (),
+               );
+
+               $marc->add_fields(260,' ',' ',
+                       $vi->{publisher} ? ( 'b' => $vi->{publisher} ) : (),
+                       $vi->{publishedDate} ? ( 'c' => $vi->{publishedDate} ) : ()
+               );
+
+               $marc->add_fields(300,' ',' ','a' => $vi->{pageCount} . 'p.' ) if $vi->{pageCount};
+               
+               $marc->add_fields(520,' ',' ','a' => $vi->{description} ) if $vi->{description};
+
+               if ( ref $vi->{categories} eq 'ARRAY' ) {
+                       $marc->add_fields(650,' ','4','a' => $_ ) foreach @{ $vi->{categories} };
+               }
+
+               if ( exists $vi->{imageLinks} ) {
+
+                       $marc->add_fields(856,'4','2',
+                               '3'=> 'Image link',
+                               'u' => $vi->{imageLinks}->{smallThumbnail},
+                               'x' => 'smallThumbnail',
+                       ) if exists $vi->{imageLinks}->{smallThumbnail};
+                       $marc->add_fields(856,'4','2',
+                               '3'=> 'Image link',
+                               'u' => $vi->{imageLinks}->{thumbnail},
+                               'x' => 'thumbnail',
+                       ) if exists $vi->{imageLinks}->{thumbnail};
+
+               } # if imageLinks
+
+               $marc->add_fields(856,'4','2',
+                       '3'=> 'Info link',
+                       'u' => $vi->{infoLink},
+               );
+               $marc->add_fields(856,'4','2',
+                       '3'=> 'Show reviews link',
+                       'u' => $vi->{showReviewsLink},
+               );
+
+               my $leader = $marc->leader;
+               warn "# leader [$leader]";
+               $leader =~ s/^(....).../$1nam/;
+               $marc->leader( $leader );
+
+       } else {
+               warn "ERROR: no volumeInfo in ",dump($item);
+       }
+
        $marc->add_fields( 856, ' ', ' ', 'u' => $item->{accessInfo}->{webReaderLink} );
-       $marc->add_fields( 520, ' ', ' ', 'a' => $item->{searchInfo}->{textSnippet} );
+#      $marc->add_fields( 520, ' ', ' ', 'a' => $item->{searchInfo}->{textSnippet} ); # duplicate of description
 
 #      diag "# hash ",dump($hash);
        diag "# marc ", $marc->as_formatted;
 
-       my $id = $item->{id} || die "no id";
-
        $self->save_marc( "$id.marc", $marc->as_usmarc );
 
        return $id;