use warnings;
use strict;
-use blib;
+use lib 'lib';
use WebPAC::Common;
use base qw/WebPAC::Common/;
By default, C<input_encoding> is assumed to be C<cp852>.
-C<offset> is optional parametar to position at some offset before reading from database.
+C<offset> is optional parametar to skip records at beginning.
C<limit> is optional parametar to read just C<limit> records from database
my $input_encoding = $arg->{'input_encoding'} || $self->{'input_encoding'} || 'cp852';
# store data in object
- foreach my $v (qw/path offset limit/) {
- $self->{$v} = $arg->{$v} if ($arg->{$v});
- }
+ $self->{$_} = $arg->{$_} foreach grep { defined $arg->{$_} } qw(path offset limit);
if ($arg->{load_row} || $arg->{save_row}) {
$log->logconfess("save_row and load_row must be defined in pair and be CODE") unless (
while (@r) {
my $from = shift @r;
my $to = shift @r;
+ $from =~ s/^\\x([0-9a-f]{2})/chr(hex($1))/eig;
$recode_map->{$from} = $to;
}
my $class = $self->{module} || $log->logconfess("can't get low-level module name!");
+ $arg->{$_} = $self->{$_} foreach qw(offset limit);
+
my $ll_db = $class->new(
path => $arg->{path},
input_config => $arg->{input_config} || $self->{input_config},
%{ $arg },
);
+ # save for dump and input_module
+ $self->{ll_db} = $ll_db;
+
unless (defined($ll_db)) {
$log->logwarn("can't open database $arg->{path}, skipping...");
return;
my $to_rec = $size;
if (my $s = $self->{offset}) {
- $log->debug("skipping to MFN $s");
- $from_rec = $s;
+ $log->debug("offset $s records");
+ $from_rec = $s + 1;
} else {
- $self->{offset} = $from_rec;
+ $self->{offset} = $from_rec - 1;
}
if ($self->{limit}) {
$to_rec = $size if ($to_rec > $size);
}
- # store size for later
- $self->{size} = ($to_rec - $from_rec) ? ($to_rec - $from_rec + 1) : 0;
-
my $strict_encoding = $arg->{strict_encoding} || $self->{strict_encoding}; ## FIXME should be 1 really
- $log->info("processing $self->{size}/$size records [$from_rec-$to_rec]",
+ $log->info("processing ", $self->{size} || 'all', "/$size records [$from_rec-$to_rec]",
" encoding $input_encoding ", $strict_encoding ? ' [strict]' : '',
$self->{stats} ? ' [stats]' : '',
);
+ $self->{size} = 0;
+
# read database
for (my $pos = $from_rec; $pos <= $to_rec; $pos++) {
$log->debug("position: $pos\n");
+ $self->{size}++; # XXX I could move this more down if I didn't want empty records...
+
my $rec = $ll_db->fetch_rec($pos, sub {
my ($l,$f_nr,$debug) = @_;
# return unless defined($l);
return unless ( defined($l) && defined($f_nr) );
+ my $marc_subfields = $l =~ s/\x1F(\w)/\^$1/g; # fix MARC subfiled delimiters to ^
+
warn "-=> $f_nr ## |$l|\n" if ($debug);
$log->debug("-=> $f_nr ## $l");
}
}
+ $l =~ s/\^(\w)/\x1F$1/g if $marc_subfields;
+
$log->debug("<=- $f_nr ## |$l|");
warn "<=- $f_nr ## $l\n" if ($debug);
return $l;
$self->{max_pos} = $to_rec;
$log->debug("max_pos: $to_rec");
- # save for dump
- $self->{ll_db} = $ll_db;
-
return $size;
}
+sub input_module { $_[0]->{ll_db} }
+
=head2 fetch
Fetch next record from database. It will also displays progress bar.
$log->logconfess("it seems that you didn't load database!") unless ($self->{pos});
if ($self->{pos} == -1) {
- $self->{pos} = $self->{offset};
+ $self->{pos} = $self->{offset} + 1;
} else {
$self->{pos}++;
}
sub size {
my $self = shift;
- return $self->{size};
+ return $self->{size}; # FIXME this is buggy if open is called multiple times!
}
=head2 seek