8 |
use base 'WebPAC::Common'; |
use base 'WebPAC::Common'; |
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use File::Slurp; |
use File::Slurp; |
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use List::Util qw/first/; |
use List::Util qw/first/; |
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use Data::Dumper; |
use Data::Dump qw/dump/; |
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use WebPAC::Normalize qw/_pack_subfields_hash/; |
use WebPAC::Normalize qw/_pack_subfields_hash/; |
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use Storable qw/dclone/; |
use Storable qw/dclone/; |
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=head1 VERSION |
=head1 VERSION |
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Version 0.04 |
Version 0.12 |
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=cut |
=cut |
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our $VERSION = '0.04'; |
our $VERSION = '0.12'; |
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=head1 SYNOPSIS |
=head1 SYNOPSIS |
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205! a |
205! a |
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# while 210 can have a c or d |
# while 210 can have a c or d |
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210 a c d |
210 a c d |
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# field which is ignored in validation |
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999- |
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=head1 FUNCTIONS |
=head1 FUNCTIONS |
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my $validate = new WebPAC::Validate( |
my $validate = new WebPAC::Validate( |
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path => 'conf/validate/file', |
path => 'conf/validate/file', |
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delimiters => [ ' : ', ' / ', ' ; ', ' , ' ], |
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delimiters_path => 'conf/validate/delimiters/file', |
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); |
); |
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Optional parametar C<delimiters> will turn on validating of delimiters. Be |
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careful here, those delimiters are just stuck into regex, so they can |
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contain L<perlre> regexpes. |
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C<path> and C<delimiters_path> can be specified by L<read_validate_file> and |
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L<read_validate_delimiters> calls. |
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66 |
=cut |
=cut |
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sub new { |
sub new { |
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my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
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75 |
foreach my $p (qw/path/) { |
$self->read_validate_file( $self->{path} ) if ( $self->{path} ); |
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$log->logconfess("need $p") unless ($self->{$p}); |
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if ( $self->{delimiters} ) { |
78 |
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$self->{delimiters_regex} = '(\^[a-z0-9]|' . join('|', @{ $self->{delimiters} }) . ')'; |
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$log->info("validation check delimiters with regex $self->{delimiters_regex}"); |
80 |
} |
} |
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82 |
my $v_file = read_file( $self->{path} ) || |
$self->read_validate_delimiters_file( $self->{delimiters_path} ) if ( $self->{delimiters_path} ); |
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$log->logdie("can't open validate path $self->{path}: $!"); |
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return $self; |
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} |
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=head2 read_validate_file |
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Specify validate rules file |
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$validate->read_validate_file( 'conf/validate/file' ); |
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Returns number of lines in file |
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=cut |
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sub read_validate_file { |
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my $self = shift; |
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my $path = shift || die "no path?"; |
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my $log = $self->_get_logger(); |
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my $v_file = read_file( $path ) || |
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$log->logdie("can't open validate path $path: $!"); |
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my $v; |
my $v; |
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delete( $self->{must_exist} ); |
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delete( $self->{must_exist_sf} ); |
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delete( $self->{dont_validate} ); |
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my $curr_line = 1; |
my $curr_line = 1; |
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foreach my $l (split(/[\n\r]+/, $v_file)) { |
foreach my $l (split(/[\n\r]+/, $v_file)) { |
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127 |
if ($fld =~ s/!$//) { |
if ($fld =~ s/!$//) { |
128 |
$self->{must_exist}->{$fld}++; |
$self->{must_exist}->{$fld}++; |
129 |
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} elsif ($fld =~ s/-$//) { |
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$self->{dont_validate}->{$fld}++; |
131 |
} |
} |
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$log->logdie("need field name in line $curr_line: $l") unless (defined($fld)); |
$log->logdie("need field name in line $curr_line: $l") unless (defined($fld)); |
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if (@d) { |
if (@d) { |
136 |
$v->{$fld} = [ map { |
$v->{$fld} = [ map { |
137 |
my $sf = $_; |
my $sf = $_; |
138 |
if ( $sf =~ s/!(\*)?$/$1/ ) { |
if ( $sf =~ s/!// ) { |
139 |
$self->{must_exist_sf}->{ $fld }->{ $sf }++; |
$self->{must_exist_sf}->{ $fld }->{ $sf }++; |
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}; |
}; |
141 |
$sf; |
$sf; |
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} |
} |
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$log->debug("current validation rules: ", Dumper($v)); |
$log->debug("current validation rules: ", dump($v)); |
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$self->{rules} = $v; |
$self->{rules} = $v; |
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$log->info("validation uses rules from $self->{path}"); |
$log->info("validation uses rules from $path"); |
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$self ? return $self : return undef; |
return $curr_line; |
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} |
} |
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=head2 validate_errors |
=head2 read_validate_delimiters_file |
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$validate->read_validate_delimiters_file( 'conf/validate/delimiters/file' ); |
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=cut |
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sub read_validate_delimiters_file { |
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my $self = shift; |
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my $path = shift || die "no path?"; |
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my $log = $self->_get_logger(); |
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delete( $self->{_validate_delimiters_templates} ); |
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delete( $self->{_delimiters_templates} ); |
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if ( -e $path ) { |
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$log->info("using delimiter validation rules from $path"); |
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open(my $d, $path) || $log->fatal("can't open $path: $!"); |
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while(<$d>) { |
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chomp($d); |
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if (/^\s*(#*)\s*(\d+)\t+(\d+)\t+(.*)$/) { |
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my ($comment,$field,$count,$template) = ($1,$2,$3,$4); |
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$self->{_validate_delimiters_templates}->{$field}->{$template} = $count unless ($comment); |
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} else { |
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warn "## ignored $d\n"; |
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} |
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} |
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close($d); |
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#warn "_validate_delimiters_templates = ",dump( $self->{_validate_delimiters_templates} ); |
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} else { |
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$log->warn("delimiters path $path doesn't exist, it will be created after this run"); |
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} |
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$self->{delimiters_path} = $path; |
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} |
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=head2 validate_rec |
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Validate record and return errors |
Validate record and return errors |
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my @errors = $validate->validate_errors( $rec ); |
my @errors = $validate->validate_rec( $rec, $rec_dump ); |
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=cut |
=cut |
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sub validate_errors { |
sub validate_rec { |
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my $self = shift; |
my $self = shift; |
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my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
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my $rec = shift || $log->logdie("validate_errors need record"); |
my $rec = shift || $log->logdie("validate_rec need record"); |
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my $rec_dump = shift; |
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210 |
$log->logdie("rec isn't HASH") unless (ref($rec) eq 'HASH'); |
$log->logdie("rec isn't HASH") unless (ref($rec) eq 'HASH'); |
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$log->logdie("can't find validation rules") unless (my $r = $self->{rules}); |
# $log->logdie("can't find validation rules") unless (my $r = $self->{rules}); |
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my $r = $self->{rules}; |
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my @errors; |
my $errors; |
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$log->debug("rec = ", sub { Dumper($rec) }, "keys = ", keys %{ $rec }); |
$log->debug("rec = ", sub { dump($rec) }, "keys = ", keys %{ $rec }); |
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my $fields; |
my $fields; |
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next if (!defined($f) || $f eq '' || $f eq '000'); |
next if (!defined($f) || $f eq '' || $f eq '000'); |
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# first check delimiters |
225 |
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if ( my $regex = $self->{delimiters_regex} ) { |
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227 |
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foreach my $v (@{ $rec->{$f} }) { |
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my $l = _pack_subfields_hash( $v, 1 ); |
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my $subfield_dump = $l; |
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my $template = ''; |
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$l =~ s/$regex/$template.=$1/eg; |
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#warn "## template: $template\n"; |
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if ( $template ) { |
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$self->{_delimiters_templates}->{$f}->{$template}++; |
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if ( my $v = $self->{_validate_delimiters_templates} ) { |
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if ( ! defined( $v->{$f}->{$template} ) ) { |
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$errors->{$f}->{potentially_invalid_combination} = $template; |
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$errors->{$f}->{dump} = $subfield_dump; |
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#} else { |
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# warn "## $f $template ok\n"; |
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} |
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} |
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} |
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} |
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} |
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next unless ( $r ); # skip validation of no rules are specified |
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next if (defined( $self->{dont_validate}->{$f} )); |
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# track field usage |
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$fields->{$f}++; |
$fields->{$f}++; |
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if ( ! defined($r->{$f}) ) { |
if ( ! defined($r->{$f}) ) { |
257 |
push @errors, "field '$f' shouldn't exists"; |
$errors->{ $f }->{unexpected} = "this field is not expected"; |
258 |
next; |
next; |
259 |
} |
} |
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if (ref($rec->{$f}) ne 'ARRAY') { |
if (ref($rec->{$f}) ne 'ARRAY') { |
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push @errors, "field '$f' isn't repetable, probably bug in parsing input data"; |
$errors->{ $f }->{not_repeatable} = "probably bug in parsing input data"; |
264 |
next; |
next; |
265 |
} |
} |
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# can we have subfields? |
# can we have subfields? |
269 |
if (ref($r->{$f}) eq 'ARRAY') { |
if (ref($r->{$f}) eq 'ARRAY') { |
270 |
# are values hashes? (has subfields) |
# are values hashes? (has subfields) |
271 |
if (ref($v) ne 'HASH') { |
if (! defined($v)) { |
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push @errors, "$f has value without subfields: $v"; |
# $errors->{$f}->{empty} = undef; |
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# $errors->{dump} = $rec_dump if ($rec_dump); |
274 |
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} elsif (ref($v) ne 'HASH') { |
275 |
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$errors->{$f}->{missing_subfield} = join(",", @{ $r->{$f} }) . " required"; |
276 |
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$errors->{$f}->{dump} = $v; |
277 |
next; |
next; |
278 |
} else { |
} else { |
279 |
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295 |
$sf_repeatable->{$sf}++; |
$sf_repeatable->{$sf}++; |
296 |
}; |
}; |
297 |
if (! first { $_ eq $sf } @{ $r->{$f} }) { |
if (! first { $_ eq $sf } @{ $r->{$f} }) { |
298 |
push @errors, "$f has unknown subfield: $sf"; |
$errors->{ $f }->{subfield}->{extra}->{$sf}++; |
299 |
} |
} |
300 |
} |
} |
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} |
} |
303 |
if (my @r_sf = sort keys( %$sf_repeatable )) { |
if (my @r_sf = sort keys( %$sf_repeatable )) { |
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my $plural = $#r_sf > 0 ? 1 : 0; |
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push @errors, "$f subfield" . |
foreach my $sf (@r_sf) { |
306 |
( $plural ? 's ' : ' ' ) . |
$errors->{$f}->{subfield}->{extra_repeatable}->{$sf}++; |
307 |
join(', ', @r_sf) . |
$errors->{$f}->{dump} = _pack_subfields_hash( $h, 1 ); |
308 |
( $plural ? ' are ' : ' is ' ) . |
} |
309 |
'repeatable in: ' . |
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join('', _pack_subfields_hash( $h, 1) ); |
|
310 |
} |
} |
311 |
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312 |
if ( defined( $self->{must_exist_sf}->{$f} ) ) { |
if ( defined( $self->{must_exist_sf}->{$f} ) ) { |
313 |
foreach my $sf (sort keys %{ $self->{must_exist_sf}->{$f} }) { |
foreach my $sf (sort keys %{ $self->{must_exist_sf}->{$f} }) { |
314 |
warn "====> $f $sf must exist\n"; |
#warn "====> $f $sf must exist\n"; |
315 |
push @errors, "$f missing required subfield $sf" |
$errors->{$f}->{subfield}->{missing}->{$sf}++ |
316 |
unless ( |
unless defined( $subfields->{$sf} ); |
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defined( $subfields->{$f} ) && |
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defined( $subfields->{$f}->{$sf} ) |
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) |
|
317 |
} |
} |
318 |
} |
} |
319 |
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320 |
} |
} |
321 |
} elsif (ref($v) eq 'HASH') { |
} elsif (ref($v) eq 'HASH') { |
322 |
push @errors, "$f has subfields which is not valid"; |
$errors->{$f}->{unexpected_subfields}++; |
323 |
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$errors->{$f}->{dump} = _pack_subfields_hash( $v, 1 ); |
324 |
} |
} |
325 |
} |
} |
326 |
} |
} |
327 |
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328 |
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$log->debug("_delimiters_templates = ", sub { dump( $self->{_delimiters_templates} ) } ); |
329 |
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330 |
foreach my $must (sort keys %{ $self->{must_exist} }) { |
foreach my $must (sort keys %{ $self->{must_exist} }) { |
331 |
next if ($fields->{$must}); |
next if ($fields->{$must}); |
332 |
push @errors, |
$errors->{$must}->{missing}++; |
333 |
"field $must should exist, but it doesn't"; |
$errors->{dump} = $rec_dump if ($rec_dump); |
334 |
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} |
335 |
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336 |
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if ($errors) { |
337 |
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$log->debug("errors: ", $self->report_error( $errors ) ); |
338 |
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339 |
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my $mfn = $rec->{'000'}->[0] || $log->logconfess("record ", sub { dump( $rec ) }, " doesn't have MFN"); |
340 |
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$self->{errors}->{$mfn} = $errors; |
341 |
} |
} |
342 |
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343 |
#$log->logcluck("return from this function is ARRAY") unless wantarray; |
#$log->logcluck("return from this function is ARRAY") unless wantarray; |
344 |
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345 |
$log->debug("errors: ", join(", ", @errors)) if (@errors); |
return $errors; |
346 |
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} |
347 |
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=head2 reset |
349 |
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350 |
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Clean all accumulated errors for this input and remember delimiter templates |
351 |
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for L<save_delimiters_templates> |
352 |
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353 |
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$validate->reset; |
354 |
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355 |
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This function B<must> be called after each input to provide accurate statistics. |
356 |
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357 |
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=cut |
358 |
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359 |
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sub reset { |
360 |
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my $self = shift; |
361 |
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362 |
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my $log = $self->_get_logger; |
363 |
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364 |
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delete ($self->{errors}); |
365 |
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366 |
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if ( ! $self->{_delimiters_templates} ) { |
367 |
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$log->debug("called without _delimiters_templates?"); |
368 |
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return; |
369 |
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} |
370 |
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371 |
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foreach my $f ( keys %{ $self->{_delimiters_templates} } ) { |
372 |
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foreach my $t ( keys %{ $self->{_delimiters_templates}->{$f} } ) { |
373 |
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$self->{_accumulated_delimiters_templates}->{$f}->{$t} += |
374 |
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$self->{_delimiters_templates}->{$f}->{$t}; |
375 |
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} |
376 |
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} |
377 |
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$log->debug("_accumulated_delimiters_templates = ", sub { dump( $self->{_accumulated_delimiters_templates} ) } ); |
378 |
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delete ($self->{_delimiters_templates}); |
379 |
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} |
380 |
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381 |
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=head2 all_errors |
382 |
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383 |
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Return hash with all errors |
384 |
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385 |
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print dump( $validate->all_errors ); |
386 |
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387 |
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=cut |
388 |
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389 |
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sub all_errors { |
390 |
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my $self = shift; |
391 |
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return $self->{errors}; |
392 |
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} |
393 |
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394 |
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=head2 report_error |
395 |
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396 |
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Produce nice humanly readable report of single error |
397 |
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|
398 |
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print $validate->report_error( $error_hash ); |
399 |
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400 |
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=cut |
401 |
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|
402 |
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sub report_error { |
403 |
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my $self = shift; |
404 |
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|
405 |
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my $h = shift || die "no hash?"; |
406 |
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|
407 |
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sub _unroll { |
408 |
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my ($self, $tree, $accumulated) = @_; |
409 |
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410 |
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my $log = $self->_get_logger(); |
411 |
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412 |
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$log->debug("# ", |
413 |
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( $tree ? "tree: $tree " : '' ), |
414 |
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( $accumulated ? "accumulated: $accumulated " : '' ), |
415 |
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); |
416 |
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417 |
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my $results; |
418 |
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419 |
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if (ref($tree) ne 'HASH') { |
420 |
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return ("$accumulated\t($tree)", undef); |
421 |
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} |
422 |
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423 |
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my $dump; |
424 |
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425 |
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foreach my $k (sort keys %{ $tree }) { |
426 |
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427 |
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if ($k eq 'dump') { |
428 |
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$dump = $tree->{dump}; |
429 |
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#warn "## dump ",dump($dump),"\n"; |
430 |
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next; |
431 |
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} |
432 |
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|
433 |
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$log->debug("current: $k"); |
434 |
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|
435 |
|
my ($new_results, $new_dump) = $self->_unroll($tree->{$k}, |
436 |
|
$accumulated ? "$accumulated\t$k" : $k |
437 |
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); |
438 |
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439 |
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$log->debug( "new_results: ", sub { dump($new_results) } ) if ( $new_results ); |
440 |
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441 |
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push @$results, $new_results if ($new_results); |
442 |
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$dump = $new_dump if ($new_dump); |
443 |
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444 |
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} |
445 |
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446 |
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$log->debug( "results: ", sub { dump($results) } ) if ( $results ); |
447 |
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|
448 |
|
if ($#$results == 0) { |
449 |
|
return ($results->[0], $dump); |
450 |
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} else { |
451 |
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return ($results, $dump); |
452 |
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} |
453 |
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} |
454 |
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|
455 |
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|
456 |
|
sub _reformat { |
457 |
|
my $l = shift; |
458 |
|
$l =~ s/\t/ /g; |
459 |
|
$l =~ s/_/ /g; |
460 |
|
return $l; |
461 |
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} |
462 |
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|
463 |
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my $out = ''; |
464 |
|
|
465 |
|
for my $f (sort keys %{ $h }) { |
466 |
|
$out .= "$f: "; |
467 |
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|
468 |
|
my ($r, $d) = $self->_unroll( $h->{$f} ); |
469 |
|
my $e; |
470 |
|
if (ref($r) eq 'ARRAY') { |
471 |
|
$e .= join(", ", map { _reformat( $_ ) } @$r); |
472 |
|
} else { |
473 |
|
$e .= _reformat( $r ); |
474 |
|
} |
475 |
|
$e .= "\n\t$d" if ($d); |
476 |
|
|
477 |
|
$out .= $e . "\n"; |
478 |
|
} |
479 |
|
return $out; |
480 |
|
} |
481 |
|
|
482 |
|
|
483 |
|
=head2 report |
484 |
|
|
485 |
|
Produce nice humanly readable report of errors |
486 |
|
|
487 |
|
print $validate->report; |
488 |
|
|
489 |
|
=cut |
490 |
|
|
491 |
|
sub report { |
492 |
|
my $self = shift; |
493 |
|
my $e = $self->{errors} || return; |
494 |
|
|
495 |
|
my $out; |
496 |
|
foreach my $mfn (sort { $a <=> $b } keys %$e) { |
497 |
|
$out .= "MFN $mfn\n" . $self->report_error( $e->{$mfn} ) . "\n"; |
498 |
|
} |
499 |
|
|
500 |
|
return $out; |
501 |
|
|
502 |
|
} |
503 |
|
|
504 |
|
=head2 delimiters_templates |
505 |
|
|
506 |
|
Generate report of delimiter tamplates |
507 |
|
|
508 |
|
my $report = $validate->delimiter_teplates( |
509 |
|
report => 1, |
510 |
|
current_input => 1, |
511 |
|
); |
512 |
|
|
513 |
|
Options: |
514 |
|
|
515 |
|
=over 4 |
516 |
|
|
517 |
|
=item report |
518 |
|
|
519 |
|
Generate humanly readable report with single fields |
520 |
|
|
521 |
|
=item current_input |
522 |
|
|
523 |
|
Report just current_input and not accumulated data |
524 |
|
|
525 |
|
=back |
526 |
|
|
527 |
|
=cut |
528 |
|
|
529 |
|
sub delimiters_templates { |
530 |
|
my $self = shift; |
531 |
|
|
532 |
|
my $args = {@_}; |
533 |
|
|
534 |
|
my $t = $self->{_accumulated_delimiters_templates}; |
535 |
|
$t = $self->{_delimiters_templates} if ( $args->{current_input} ); |
536 |
|
|
537 |
|
my $log = $self->_get_logger; |
538 |
|
|
539 |
|
unless ($t) { |
540 |
|
$log->error("called without delimiters"); |
541 |
|
return; |
542 |
|
} |
543 |
|
|
544 |
|
my $out; |
545 |
|
|
546 |
|
foreach my $f (sort { $a <=> $b } keys %$t) { |
547 |
|
$out .= "$f\n" if ( $args->{report} ); |
548 |
|
foreach my $template (sort { $a cmp $b } keys %{ $t->{$f} }) { |
549 |
|
my $count = $t->{$f}->{$template}; |
550 |
|
$out .= |
551 |
|
( $count ? "" : "# " ) . |
552 |
|
( $args->{report} ? "" : "$f" ) . |
553 |
|
"\t$count\t$template\n"; |
554 |
|
} |
555 |
|
} |
556 |
|
|
557 |
|
return $out; |
558 |
|
} |
559 |
|
|
560 |
|
=head2 save_delimiters_templates |
561 |
|
|
562 |
|
Save accumulated delimiter templates |
563 |
|
|
564 |
|
$validator->save_delimiters_template( '/path/to/validate/delimiters' ); |
565 |
|
|
566 |
|
=cut |
567 |
|
|
568 |
|
sub save_delimiters_templates { |
569 |
|
my $self = shift; |
570 |
|
|
571 |
|
my $path = shift; |
572 |
|
$path ||= $self->{delimiters_path}; |
573 |
|
|
574 |
|
my $log = $self->_get_logger; |
575 |
|
|
576 |
|
$log->logdie("need path") unless ( $path ); |
577 |
|
|
578 |
|
|
579 |
|
if ( ! $self->{_accumulated_delimiters_templates} ) { |
580 |
|
$log->error('no _accumulated_delimiters_templates found, reset'); |
581 |
|
$self->reset; |
582 |
|
} |
583 |
|
|
584 |
|
if ( $self->{_delimiters_templates} ) { |
585 |
|
$log->error('found _delimiters_templates, calling reset'); |
586 |
|
$self->reset; |
587 |
|
} |
588 |
|
|
589 |
|
$path .= '.new' if ( -e $path ); |
590 |
|
|
591 |
|
open(my $d, '>', $path) || $log->fatal("can't open $path: $!"); |
592 |
|
print $d $self->delimiters_templates; |
593 |
|
close($d); |
594 |
|
|
595 |
|
$log->info("new delimiters templates saved to $path"); |
596 |
|
|
597 |
return @errors; |
return 1; |
598 |
} |
} |
599 |
|
|
600 |
=head1 AUTHOR |
=head1 AUTHOR |