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use warnings; |
use warnings; |
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use strict; |
use strict; |
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use blib; |
use lib 'lib'; |
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use WebPAC::Common; |
use WebPAC::Common; |
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use base qw/WebPAC::Common/; |
use base qw/WebPAC::Common/; |
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use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
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use Encode qw/from_to/; |
use Encode qw/decode from_to/; |
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use YAML; |
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=head1 NAME |
=head1 NAME |
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WebPAC::Input - read different file formats into WebPAC |
WebPAC::Input - read different file formats into WebPAC |
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=head1 VERSION |
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Version 0.18 |
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=cut |
=cut |
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our $VERSION = '0.18'; |
our $VERSION = '0.19'; |
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=head1 SYNOPSIS |
=head1 SYNOPSIS |
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my $db = new WebPAC::Input( |
my $db = new WebPAC::Input( |
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module => 'WebPAC::Input::MARC', |
module => 'WebPAC::Input::MARC', |
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encoding => 'ISO-8859-2', |
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recode => 'char pairs', |
recode => 'char pairs', |
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no_progress_bar => 1, |
no_progress_bar => 1, |
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input_config => { |
input_config => { |
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C<module> is low-level file format module. See L<WebPAC::Input::ISIS> and |
C<module> is low-level file format module. See L<WebPAC::Input::ISIS> and |
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L<WebPAC::Input::MARC>. |
L<WebPAC::Input::MARC>. |
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Optional parametar C<encoding> specify application code page (which will be |
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used internally). This should probably be your terminal encoding, and by |
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default, it C<ISO-8859-2>. |
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C<recode> is optional string constisting of character or words pairs that |
C<recode> is optional string constisting of character or words pairs that |
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should be replaced in input stream. |
should be replaced in input stream. |
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my $log = $self->_get_logger; |
my $log = $self->_get_logger; |
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$log->logconfess("code_page argument is not suppored any more. change it to encoding") if ($self->{lookup}); |
$log->logconfess("code_page argument is not suppored any more.") if $self->{code_page}; |
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$log->logconfess("lookup argument is not suppored any more. rewrite call to lookup_ref") if ($self->{lookup}); |
$log->logconfess("encoding argument is not suppored any more.") if $self->{encoding}; |
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$log->logconfess("low_mem argument is not suppored any more. rewrite it to load_row and save_row") if ($self->{low_mem}); |
$log->logconfess("lookup argument is not suppored any more. rewrite call to lookup_ref") if $self->{lookup}; |
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$log->logconfess("low_mem argument is not suppored any more. rewrite it to load_row and save_row") if $self->{low_mem}; |
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$log->logconfess("specify low-level file format module") unless ($self->{module}); |
$log->logconfess("specify low-level file format module") unless ($self->{module}); |
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my $module_path = $self->{module}; |
my $module_path = $self->{module}; |
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require $module_path; |
require $module_path; |
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$self->{'encoding'} ||= 'ISO-8859-2'; |
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$self ? return $self : return undef; |
$self ? return $self : return undef; |
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} |
} |
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$input->open( |
$input->open( |
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path => '/path/to/database/file', |
path => '/path/to/database/file', |
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code_page => 'cp852', |
input_encoding => 'cp852', |
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strict_encoding => 0, |
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limit => 500, |
limit => 500, |
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offset => 6000, |
offset => 6000, |
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stats => 1, |
stats => 1, |
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); |
); |
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By default, C<code_page> is assumed to be C<cp852>. |
By default, C<input_encoding> is assumed to be C<cp852>. |
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C<offset> is optional parametar to position at some offset before reading from database. |
C<offset> is optional parametar to position at some offset before reading from database. |
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C<save_row> and C<load_row> are low-level implementation of store engine. Calling convention |
C<save_row> and C<load_row> are low-level implementation of store engine. Calling convention |
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is documented in example above. |
is documented in example above. |
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C<strict_encoding> should really default to 1, but it doesn't for now. |
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Returns size of database, regardless of C<offset> and C<limit> |
Returns size of database, regardless of C<offset> and C<limit> |
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parametars, see also C<size>. |
parametars, see also C<size>. |
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my $arg = {@_}; |
my $arg = {@_}; |
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my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
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$log->debug( "arguments: ",dump( $arg )); |
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$log->logconfess("encoding argument is not suppored any more.") if $self->{encoding}; |
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$log->logconfess("code_page argument is not suppored any more.") if $self->{code_page}; |
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$log->logconfess("lookup argument is not suppored any more. rewrite call to lookup_coderef") if ($arg->{lookup}); |
$log->logconfess("lookup argument is not suppored any more. rewrite call to lookup_coderef") if ($arg->{lookup}); |
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$log->logconfess("lookup_coderef must be CODE, not ",ref($arg->{lookup_coderef})) |
$log->logconfess("lookup_coderef must be CODE, not ",ref($arg->{lookup_coderef})) |
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if ($arg->{lookup_coderef} && ref($arg->{lookup_coderef}) ne 'CODE'); |
if ($arg->{lookup_coderef} && ref($arg->{lookup_coderef}) ne 'CODE'); |
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$log->debug( $arg->{lookup_coderef} ? '' : 'not ', "using lookup_coderef"); |
$log->debug( $arg->{lookup_coderef} ? '' : 'not ', "using lookup_coderef"); |
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$log->logcroak("need path") if (! $arg->{'path'}); |
$log->logcroak("need path") if (! $arg->{'path'}); |
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my $code_page = $arg->{'code_page'} || 'cp852'; |
my $input_encoding = $arg->{'input_encoding'} || $self->{'input_encoding'} || 'cp852'; |
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# store data in object |
# store data in object |
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$self->{'input_code_page'} = $code_page; |
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foreach my $v (qw/path offset limit/) { |
foreach my $v (qw/path offset limit/) { |
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$self->{$v} = $arg->{$v} if ($arg->{$v}); |
$self->{$v} = $arg->{$v} if ($arg->{$v}); |
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} |
} |
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# filter => sub { |
# filter => sub { |
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# my ($l,$f_nr) = @_; |
# my ($l,$f_nr) = @_; |
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# return unless defined($l); |
# return unless defined($l); |
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# from_to($l, $code_page, $self->{'encoding'}); |
# $l = decode($input_encoding, $l); |
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# $l =~ s/($recode_regex)/$recode_map->{$1}/g if ($recode_regex && $recode_map); |
# $l =~ s/($recode_regex)/$recode_map->{$1}/g if ($recode_regex && $recode_map); |
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# return $l; |
# return $l; |
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# }, |
# }, |
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# store size for later |
# store size for later |
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$self->{size} = ($to_rec - $from_rec) ? ($to_rec - $from_rec + 1) : 0; |
$self->{size} = ($to_rec - $from_rec) ? ($to_rec - $from_rec + 1) : 0; |
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$log->info("processing $self->{size}/$size records [$from_rec-$to_rec] convert $code_page -> $self->{encoding}", $self->{stats} ? ' [stats]' : ''); |
my $strict_encoding = $arg->{strict_encoding} || $self->{strict_encoding}; ## FIXME should be 1 really |
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$log->info("processing $self->{size}/$size records [$from_rec-$to_rec]", |
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" encoding $input_encoding ", $strict_encoding ? ' [strict]' : '', |
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$self->{stats} ? ' [stats]' : '', |
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); |
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# read database |
# read database |
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for (my $pos = $from_rec; $pos <= $to_rec; $pos++) { |
for (my $pos = $from_rec; $pos <= $to_rec; $pos++) { |
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$log->debug("-=> $f_nr ## $l"); |
$log->debug("-=> $f_nr ## $l"); |
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# codepage conversion and recode_regex |
# codepage conversion and recode_regex |
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from_to($l, $code_page, $self->{'encoding'}); |
$l = decode($input_encoding, $l, 1); |
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$l =~ s/($recode_regex)/$recode_map->{$1}/g if ($recode_regex && $recode_map); |
$l =~ s/($recode_regex)/$recode_map->{$1}/g if ($recode_regex && $recode_map); |
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# apply regexps |
# apply regexps |
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warn "*** $d\n" if ($debug); |
warn "*** $d\n" if ($debug); |
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} |
} |
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$log->error("error applying regex: $r") if ($@); |
$log->error("error applying regex: ",dump($r), $@) if $@; |
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} |
} |
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} |
} |
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foreach my $fld (keys %{ $rec }) { |
foreach my $fld (keys %{ $rec }) { |
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$self->{_stats}->{fld}->{ $fld }++; |
$self->{_stats}->{fld}->{ $fld }++; |
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$log->logdie("invalid record fild $fld, not ARRAY") |
#$log->logdie("invalid record fild $fld, not ARRAY") |
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unless (ref($rec->{ $fld }) eq 'ARRAY'); |
next unless (ref($rec->{ $fld }) eq 'ARRAY'); |
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foreach my $row (@{ $rec->{$fld} }) { |
foreach my $row (@{ $rec->{$fld} }) { |
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} |
} |
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$o; |
$o; |
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} sort { $a <=> $b } keys %{ $s->{fld} } |
} sort { |
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if ( $a =~ m/^\d+$/ && $b =~ m/^\d+$/ ) { |
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$a <=> $b |
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} else { |
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$a cmp $b |
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} |
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} keys %{ $s->{fld} } |
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); |
); |
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$log->debug( sub { dump($s) } ); |
$log->debug( sub { dump($s) } ); |
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my $path = 'var/stats.yml'; |
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YAML::DumpFile( $path, $s ); |
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$log->info( 'created ', $path, ' with ', -s $path, ' bytes' ); |
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return $out; |
return $out; |
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} |
} |
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line => $., |
line => $., |
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}; |
}; |
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$log->debug("regex: $regex"); |
$log->debug("regex: $regex"); |
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} else { |
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die "can't parse: $_"; |
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} |
} |
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} |
} |
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