use Getopt::Long;
use MARC::Batch;
-use MARC::File::XML ( BinaryEncoding => 'utf-8' );
-use MARC::Field;
use Unicode::Normalize;
+use MARC::File::XML ( BinaryEncoding => 'utf-8' );
+use Equinox::Migration::SubfieldMapper;
my $conf = {}; # configuration hashref
-my $count = 0;
+my $count = 0; my $scount = 0;
my $start = time;
$| = 1;
initialize($conf);
open OF, '>', $conf->{output};
-binmode(OF, ':utf8');
open XF, '>', $conf->{exception};
-binmode(XF, ':utf8');
for my $file (@ARGV) {
print XF "Processing $file\n";
- open my $records, '<:utf8', $file;
my $batch = undef; my $record = undef;
- $batch = MARC::Batch->new('XML', $records);
+ $batch = MARC::Batch->new($conf->{marctype}, $file);
$batch->strict_off();
$batch->warnings_off();
- while ( eval { $record = $batch->next } ) {
- my $marc = undef;
+ while ( $record = $batch->next ) {
$count++; progress_ticker();
+ my $marc = undef;
unless ( defined $record )
{ dump_exception($marc); next; }
next;
}
+ # populate and normalize marc
$marc = populate_marc($record, $id);
- $marc = normalize_marc($marc);
+ # check for manual exclusion
+ next if this_record_is_excluded($record, $marc);
+ normalize_marc($marc);
unless (marc_isvalid($marc))
{ dump_exception($marc); next; }
+
+ # if everything looks good, score it and dump fingerprints
+ score_marc($marc, $record);
dump_fingerprints($marc);
+ $scount++; progress_ticker();
}
}
-print "\nProcessed $count records\n" unless $conf->{quiet};
-
+print "\nSuccessfully processed:\t$count\n" unless $conf->{quiet};
=head2 populate_marc
# date1, date2
my $my_008 = $record->field('008');
- $my_008 = $my_008->as_string() if ($my_008);
- unless (defined $my_008 and length $my_008 == 40)
- { print XF ">> Bad 008 length in rec ",$marc{id},"\n"; return \%marc }
- $marc{date1} = substr($my_008,7,4) if ($my_008);
- $marc{date2} = substr($my_008,11,4) if ($my_008); # UNUSED
+ $marc{tag008} = $my_008->as_string() if ($my_008);
+ if (defined $marc{tag008}) {
+ unless (length $marc{tag008} == 40) {
+ $marc{tag008} = $marc{tag008} . ('|' x (40 - length($marc{tag008})));
+ print XF ">> Short 008 padded to ",length($marc{tag008})," at rec $count\n";
+ }
+ $marc{date1} = substr($marc{tag008},7,4) if ($marc{tag008});
+ $marc{date2} = substr($marc{tag008},11,4) if ($marc{tag008}); # UNUSED
+ }
+ unless ($marc{date1} and $marc{date1} =~ /\d{4}/) {
+ my $my_260 = $record->field('260');
+ if ($my_260 and $my_260->subfield('c')) {
+ my $date1 = $my_260->subfield('c');
+ $date1 =~ s/\D//g;
+ if (defined $date1 and $date1 =~ /\d{4}/) {
+ $marc{date1} = $date1;
+ $marc{fudgedate} = 1;
+ print XF ">> using 260c as date1 at rec $count\n";
+ }
+ }
+ }
# item_form
if ( $marc{record_type} =~ /[gkroef]/ ) { # MAP, VIS
- $marc{item_form} = substr($my_008,29,1) if ($my_008);
+ $marc{item_form} = substr($marc{tag008},29,1) if ($marc{tag008});
} else {
- $marc{item_form} = substr($my_008,23,1) if ($my_008);
+ $marc{item_form} = substr($marc{tag008},23,1) if ($marc{tag008});
}
# isbns
}
}
- # "Accompanying material" (300e)
- $marc{accomp} = $record->field('300')->subfield('e')
- if $record->field('300');
+ # oclc
+ $marc{oclc} = [];
+ push @{ $marc{oclc} }, $record->field('001')->as_string()
+ if ($record->field('001') and $record->field('003') and
+ $record->field('003')->as_string() =~ /OCo{0,1}LC/);
+ for ($record->field('035')) {
+ my $oclc = $_->subfield('a');
+ push @{ $marc{oclc} }, $oclc
+ if (defined $oclc and $oclc =~ /\(OCoLC\)/ and $oclc =~/([0-9]+)/);
+ }
+
+ # "Accompanying material" and check for "copy" (300)
+ if ($record->field('300')) {
+ $marc{accomp} = $record->field('300')->subfield('e');
+ $marc{tag300a} = $record->field('300')->subfield('a');
+ }
# issn, lccn, title, desc, pages, pub, pubyear, edition
$marc{lccn} = $record->field('010')->subfield('a') if $record->field('010');
}
+=head2 score_marc
+
+Assign a score to the record based on various criteria.
+
+Score is constructed by pushing elements onto a list, via a dispatch
+table. This allows order of fingerprints in the output file to be
+varied.
+
+=cut
+
+sub score_marc {
+ my ($marc, $record) = @_;
+ my @score = ();
+ my $json = '{';
+
+ #----------------------------------
+ # static criteria scoring
+ #----------------------------------
+ $marc->{misc_score} = 999;
+ $marc->{age_score} = 999999999999;
+
+ # -1 if 008 has been padded, -2 if it doesn't exist
+ if ($marc->{tag008})
+ { $marc->{misc_score}-- if ($marc->{tag008} =~ /\|$/) }
+ else
+ { $marc->{misc_score} -= 2 }
+ # -1 if date has been pulled from 260
+ $marc->{misc_score}-- if $marc->{fudgedate};
+ # -1 if this is a copy record
+ $marc->{misc_score}--
+ if (defined $marc->{tag300a} and $marc->{tag300a} =~ /copy/i);
+
+ # subtract record id if we want older records to win
+ #$marc->{age_score} -= $marc->{id} unless ($conf->{newwins});
+ # handle arbitrary adjustments
+ $marc->{age_score} = 1;
+ if ($conf->{'arbitrarily-lose-above'}) {
+ $marc->{age_score} = 0
+ if ($marc->{id} >= $conf->{'arbitrarily-lose-above'});
+ }
+ if ($conf->{'arbitrarily-lose-below'}) {
+ $marc->{age_score} = 0
+ if ($marc->{id} <= $conf->{'arbitrarily-lose-below'});
+ }
+
+ #----------------------------------
+ # dynamic calculated scoring
+ #----------------------------------
+ my %scores_code = (
+ oclc => sub { return $marc->{oclc}[0] ? 1 : 0 },
+ dlc => sub {
+ if ($record->field('040') and $record->field('040')->subfield('a'))
+ { return scalar($record->subfield( '040', 'a')) =~ /dlc/io ? 1 : 0 }
+ else { return 0 }
+ },
+ num_650 => sub {
+ if ($record->field('650')) {
+ # can't say "scalar $record->field('650')"; MARC::Record
+ # behaves differently in list/scalar contexts
+ my @tags = $record->field('650');
+ return sprintf("%04d", scalar @tags)
+ } else { return '0000' }
+ },
+ num_tags=> sub { return sprintf( '%04d', scalar( $record->fields ) ) },
+ enc_lvl => sub {
+ my $enc = substr($record->leader, 17, 1) || 'u';
+ my %levels = ( ' ' => 9, 1 => 8, 2 => 7, 3 => 6, 4 => 5, 5 => 4,
+ 6 => 3, 7 => 2, 8 => 1, 'u' => 0, 'z' => 0 );
+ return $levels{$enc} || 0;
+ }
+ );
+
+ #----------------------------------
+ # assemble and store scores
+ #----------------------------------
+ for ( @{ $conf->{dyn_scores} } ) {
+ push @score, $scores_code{$_}->($marc, $record);
+ $json .= $_ . ':' . $score[-1] . ',';
+ }
+ $json .= 'misc:' . $marc->{misc_score} . '}';
+
+ my $compact = join('', $marc->{age_score}, $marc->{misc_score}, @score);
+ $marc->{score} = "$compact\t$json";
+}
+
=head2 dump_fingerprints
=cut
sub dump_fingerprints {
my ($marc) = @_;
- if ($conf->{runtype} eq "primary") {
- print OF join("\t",$marc->{id}, $marc->{item_form},
- $marc->{date1}, $marc->{record_type},
- $marc->{bib_lvl}, $marc->{title}), "\n";
- } else {
- if ((scalar @{ $marc->{isbns} } > 0) && $marc->{pages}) {
- # case a : isbn and pages
- foreach my $isbn ( @{ $marc->{isbns}} ) {
- print OF join("\t", $marc->{id}, "case a",
- $marc->{item_form}, $marc->{date1},
- $marc->{record_type},
- $marc->{bib_lvl}, $marc->{title},
- $isbn, $marc->{pages}), "\n";
- }
- }
+ if ($conf->{fingerprints}{baseline}) {
+ print OF join("\t", $marc->{score}, $marc->{id}, 'baseline',
+ $marc->{item_form}, $marc->{date1}, $marc->{record_type},
+ $marc->{bib_lvl}, $marc->{title}), "\n";
+ }
- if ($marc->{edition}) { # case b : edition
- print OF join("\t", $marc->{id}, "case b",
- $marc->{item_form}, $marc->{date1},
- $marc->{record_type}, $marc->{bib_lvl},
- $marc->{title}, $marc->{edition}), "\n";
+ if ($conf->{fingerprints}{oclc} and scalar @{$marc->{oclc} }) {
+ for (@{$marc->{oclc} }) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "oclc",
+ $marc->{item_form}, $marc->{date1},
+ $marc->{record_type}, $marc->{bib_lvl},
+ $marc->{title}, $_, "\n");
}
+ }
- if ($marc->{issn}) { # case c : issn
- print OF join("\t", $marc->{id}, "case c",
+ if ($conf->{fingerprints}{isbn}) {
+ if ((scalar @{ $marc->{isbns} } > 0) and $marc->{pages}) {
+ foreach my $isbn ( @{ $marc->{isbns}} ) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "isbn",
$marc->{item_form}, $marc->{date1},
- $marc->{record_type}, $marc->{bib_lvl},
- $marc->{title}, $marc->{issn}), "\n";
+ $marc->{record_type},
+ $marc->{bib_lvl}, $marc->{title},
+ $isbn, $marc->{pages}), "\n";
+ }
}
+ }
- if ($marc->{lccn}) { # case d : lccn
- print OF join("\t", $marc->{id}, "case d",
- $marc->{item_form}, $marc->{date1},
- $marc->{record_type}, $marc->{bib_lvl},
- $marc->{title}, $marc->{lccn}) ,"\n";
- }
+ if ($conf->{fingerprints}{edition} and $marc->{edition}) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "edition",
+ $marc->{item_form}, $marc->{date1},
+ $marc->{record_type}, $marc->{bib_lvl},
+ $marc->{title}, $marc->{edition}), "\n";
+ }
- if ($marc->{accomp}) { # case e : accomp
- print OF join("\t", $marc->{id}, "case d",
- $marc->{item_form}, $marc->{date1},
- $marc->{record_type}, $marc->{bib_lvl},
- $marc->{title}, $marc->{accomp}) ,"\n";
- }
+ if ($conf->{fingerprints}{issn} and $marc->{issn}) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "issn",
+ $marc->{item_form}, $marc->{date1},
+ $marc->{record_type}, $marc->{bib_lvl},
+ $marc->{title}, $marc->{issn}), "\n";
+ }
- # case z : author, publisher, pubyear, pages
- if ($marc->{author} and $marc->{publisher} and $marc->{pubyear}
- and $marc->{pages}) {
- print OF join("\t", $marc->{id}, "case e",
- $marc->{item_form}, $marc->{date1},
- $marc->{record_type}, $marc->{bib_lvl},
- $marc->{title}, $marc->{author},
- $marc->{publisher}, $marc->{pubyear},
- $marc->{pages}), "\n";
- }
+ if ($conf->{fingerprints}{lccn} and $marc->{lccn}) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "lccn",
+ $marc->{item_form}, $marc->{date1},
+ $marc->{record_type}, $marc->{bib_lvl},
+ $marc->{title}, $marc->{lccn}) ,"\n";
+ }
+
+ if ($conf->{fingerprints}{accomp} and $marc->{accomp}) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "accomp",
+ $marc->{item_form}, $marc->{date1},
+ $marc->{record_type}, $marc->{bib_lvl},
+ $marc->{title}, $marc->{accomp}) ,"\n";
+ }
+
+ if ($conf->{fingerprints}{authpub} and $marc->{author} and
+ $marc->{publisher} and $marc->{pubyear} and $marc->{pages}) {
+ print OF join("\t", $marc->{score}, $marc->{id}, "authpub",
+ $marc->{item_form}, $marc->{date1},
+ $marc->{record_type}, $marc->{bib_lvl},
+ $marc->{title}, $marc->{author},
+ $marc->{publisher}, $marc->{pubyear},
+ $marc->{pages}), "\n";
}
}
=cut
sub dump_exception {
- my ($marc) = @_;
+ my ($marc, $msg) = @_;
unless (defined $marc) {
print XF "Undefined record at line $count; likely bad XML\n";
return;
}
- print XF "Record ", $marc->{id}, " did not make the cut: ";
- print XF "Missing item_form. " unless ($marc->{item_form});
+
+ print XF "Record ", $marc->{id}, " excluded: ";
+ if (defined $msg) {
+ print XF "$msg\n";
+ return
+ }
+
+ print XF "missing item_form; " unless ($marc->{item_form});
unless (defined $marc->{date1})
- { print XF "Missing date1. " }
+ { print XF "missing date1; " }
else
- { print XF "Invalid date1: ", $marc->{date1}, " "
+ { print XF "invalid date1: '", $marc->{date1}, "'; "
unless ($marc->{date1} =~ /\d{4}/); }
- print XF "Missing record_type. " unless ($marc->{record_type});
- print XF "Missing bib_lvl. " unless ($marc->{bib_lvl});
- print XF "Missing title. " unless ($marc->{title});
+ print XF "missing record_type; " unless ($marc->{record_type});
+ print XF "missing bib_lvl; " unless ($marc->{bib_lvl});
+ print XF "missing title " unless ($marc->{title});
print XF "\n";
}
+=head2 this_record_is_excluded
+
+Returns 1 if the record B<is> and 0 if the record B<is not> excluded,
+according to the subfield mapping (generated via the C<--excludelist>
+option).
+
+=cut
+
+sub this_record_is_excluded {
+ my ($rec, $marc) = @_;
+ return 0 unless defined $conf->{excludelist};
+
+ for my $tag (keys %{ $conf->{excludelist}->{tags} }) {
+ for my $sub (keys %{$conf->{excludelist}->{tags}{$tag}}) {
+ my $f = $conf->{excludelist}->field($tag, $sub);
+
+ # if this record doesn't have the right tag/sub, it can't be
+ return 0 unless ($rec->field($tag) and $rec->field($tag)->subfield($sub));
+ # but it does, so if there are no filters to check...
+ unless ($conf->{excludelist}->filters($f))
+ { dump_exception($marc, "exclusion $tag$sub"); return 1 }
+
+ my $sub_contents = $rec->field($tag)->subfield($sub);
+ for my $filter (@{ $conf->{excludelist}->filters($f)}) {
+ if ($sub_contents =~ /$filter/i) {
+ # filter matches. no fp.
+ dump_exception($marc, "exclusion $tag$sub '$filter'");
+ return 1;
+ }
+ # no match, no exclude
+ return 0;
+ }
+ }
+ }
+}
+
=head2 initialize
Performs boring script initialization. Handles argument parsing,
my $rc = GetOptions( $c,
'exception|x=s',
'output|o=s',
- 'runtype|r=s',
+ 'prefix|p=s',
+ 'marctype|m=s',
'subfield|s=s',
'tag|t=s',
+ 'fingerprints=s',
+ 'scores=s',
+ 'arbitrarily-lose-above=i',
+ 'arbitrarily-lose-below=i',
+ 'newwins',
+ 'excludelist=s',
'quiet|q',
'help|h',
);
show_help() unless $rc;
+ show_help() if ($c->{help});
+
+ # check fingerprints list for validity
+ if ($c->{fingerprints}) {
+ my %fps = ();
+ my %valid_fps = ( oclc => 1, isbn => 1, issn => 1, lccn => 1,
+ edition => 1, accomp => 1, authpub => 1,
+ baseline => 1, crap => 1,
+ );
+ for (split /,/, $c->{fingerprints}) {
+ die "Invalid fingerprint '$_'\n" unless $valid_fps{$_};
+ $fps{$_} = 1;
+ }
+ $c->{fingerprints} = \%fps
+ } else {
+ $c->{fingerprints} = {oclc => 1, isbn => 1, edition => 1, issn => 1,
+ lccn => 1, accomp => 1, authpub => 1};
+ }
+
+ # check scores list for validity
+ if ($c->{scores}) {
+ my %scores = ();
+ my %valid_scores = ( oclc => 1, dlc => 1, num_650 => 1,
+ num_tags => 1, enc_lvl => 1,
+ );
+ for (split /,/, $c->{scores}) {
+ die "Invalid score mode '$_'\n" unless $valid_scores{$_};
+ $scores{$_} = 1;
+ }
+ $c->{dyn_scores} = [split /,/, $c->{scores}];
+ $c->{scores} = \%scores;
+ } else {
+ $c->{scores} = {oclc => 1, dlc => 1, num_650 => 1,
+ num_tags => 1, enc_lvl => 1};
+ $c->{dyn_scores} = [ qw/oclc dlc num_650 num_tags enc_lvl/ ];
+ }
+
+ # set defaults
+ $c->{tag} = 903 unless defined $c->{tag};
+ $c->{subfield} = 'a' unless defined $c->{subfield};
+ $c->{marctype} = 'XML' unless defined $c->{marctype};
+ if ($c->{prefix}) {
+ $c->{output} = join('.',$c->{prefix},'fp');
+ $c->{exception} = join('.',$c->{prefix},'fp','ex');
+ }
+
+ # get SFM object if excludelist was specified
+ if ($c->{excludelist}) {
+ $c->{excludelist} =
+ Equinox::Migration::SubfieldMapper->new( file => $c->{excludelist} );
+ }
my @keys = keys %{$c};
show_help() unless (@ARGV and @keys);
- for my $key ('runtype', 'tag', 'subfield', 'output', 'exception') {
- push @missing, $key unless $c->{$key}
- }
+ for my $key ('tag', 'subfield', 'output', 'exception')
+ { push @missing, $key unless $c->{$key} }
if (@missing) {
print "Required option: ", join(', ', @missing), " missing!\n";
show_help();
}
-
- show_help() if ($c->{help});
}
sub progress_ticker {
return if $conf->{quiet};
- printf("> %d (%d/s)\r", $count, ($count / (time - $start + 1)))
- if ($count % 100 == 0);
+ printf("\r> %d recs seen; %d processed", $count, $scount);
+ printf(" (%d/s)", ($count / (time - $start + 1)))
+ if ($count % 500 == 0);
}
=head2 show_help
sub show_help {
print <<HELP;
-Usage is: fingerprinter [REQUIRED ARGS] [OPTIONS] <filelist>
+Usage is: $0 [REQUIRED ARGS] [OPTIONS] <filelist>
Req'd Arguments
- --runtype=(primary|full) -r Do 'primary' or 'full' fingerprinting
- --tag=N -t Which tag to use
- --subfield=X -s Which subfield to use
- --output=<file> -o Output filename
- --exceptions=<file> -x Exception report filename
+ --output=<FILE> -o Output filename
+ --exceptions=<FILE> -x Exception report filename
+ or
+ --prefix=<PREFIX>> -p Shared prefix for output/exception files. Will
+ produce PREFIX.fp and PREFIX.fp.ex
Options
- --quiet -q Don't write status messages to STDOUT
+ --tag=N -t Which tag to use (default 903)
+ --subfield=X -s Which subfield to use (default 'a')
+ --quiet -q Don't write status messages to STDOUT
+
+ --fingerprints=LIST Fingerprints to generate, comma separated
+ Default: oclc,isbn,edition,issn,lccn,accomp,authpub
+ Others: baseline
+ --excludelist=FILE Name of fingerprints exclusions file
+
+ --scores=LIST Scores to calculate, comma separated
+ Default: oclc,dlc,num_650,num_tags,enc_level
+ --newwins New record IDs score higher (default is old wins)
+ --arbitrarily-lose-above
+ --arbitrarily-lose-below
+ --arbitrarily-decrease-score-by
+ Modify fingerprint scoring of records whose EG id is above or below a
+ given value, inclusive (so 5 is <= 5 or >= 5) such that they lose.
+
+ --marctype=TYPE Defaults to 'XML'
HELP
exit 1;
}