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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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=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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72 |
foreach my $p (qw/path/) { |
$log->logdie("need path or delimiters_path") unless ( $self->{path} || $self->{delimiters_path} ); |
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$log->logconfess("need $p") unless ($self->{$p}); |
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} |
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my $v_file = read_file( $self->{path} ) || |
if ( $self->{path} ) { |
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$log->logdie("can't open validate path $self->{path}: $!"); |
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my $v; |
my $v_file = read_file( $self->{path} ) || |
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my $curr_line = 1; |
$log->logdie("can't open validate path $self->{path}: $!"); |
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foreach my $l (split(/[\n\r]+/, $v_file)) { |
my $v; |
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$curr_line++; |
my $curr_line = 1; |
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|
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# skip comments and whitespaces |
foreach my $l (split(/[\n\r]+/, $v_file)) { |
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next if ($l =~ /^#/ || $l =~ /^\s*$/); |
$curr_line++; |
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$l =~ s/^\s+//; |
# skip comments and whitespaces |
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$l =~ s/\s+$//; |
next if ($l =~ /^#/ || $l =~ /^\s*$/); |
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my @d = split(/\s+/, $l); |
$l =~ s/^\s+//; |
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$l =~ s/\s+$//; |
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my $fld = shift @d; |
my @d = split(/\s+/, $l); |
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if ($fld =~ s/!$//) { |
my $fld = shift @d; |
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$self->{must_exist}->{$fld}++; |
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} |
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$log->logdie("need field name in line $curr_line: $l") unless (defined($fld)); |
if ($fld =~ s/!$//) { |
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$self->{must_exist}->{$fld}++; |
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} elsif ($fld =~ s/-$//) { |
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$self->{dont_validate}->{$fld}++; |
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} |
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$log->logdie("need field name in line $curr_line: $l") unless (defined($fld)); |
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if (@d) { |
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$v->{$fld} = [ map { |
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my $sf = $_; |
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if ( $sf =~ s/!(\*)?$/$1/ ) { |
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$self->{must_exist_sf}->{ $fld }->{ $sf }++; |
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}; |
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$sf; |
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} @d ]; |
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} else { |
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$v->{$fld} = 1; |
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} |
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if (@d) { |
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$v->{$fld} = [ map { |
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my $sf = $_; |
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if ( $sf =~ s/!(\*)?$/$1/ ) { |
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$self->{must_exist_sf}->{ $fld }->{ $sf }++; |
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}; |
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$sf; |
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} @d ]; |
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} else { |
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$v->{$fld} = 1; |
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} |
} |
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} |
$log->debug("current validation rules: ", dump($v)); |
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$log->debug("current validation rules: ", Dumper($v)); |
$self->{rules} = $v; |
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$self->{rules} = $v; |
$log->info("validation uses rules from $self->{path}"); |
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} |
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$log->info("validation uses rules from $self->{path}"); |
if ( $self->{delimiters} ) { |
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$self->{delimiters_regex} = '(\^[a-z0-9]|' . join('|', @{ $self->{delimiters} }) . ')'; |
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$log->info("validation check delimiters with regex $self->{delimiters_regex}"); |
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} |
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if ( my $path = $self->{delimiters_path} ) { |
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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 $path doesn't exist, it will be created after this run"); |
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} |
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} |
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$self ? return $self : return undef; |
$self ? return $self : return undef; |
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} |
} |
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=head2 validate_errors |
=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 $rec_dump = shift; |
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$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 |
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if ( my $regex = $self->{delimiters_regex} ) { |
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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 $template = ''; |
189 |
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$l =~ s/$regex/$template.=$1/eg; |
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#warn "## template: $template\n"; |
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192 |
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if ( $template ) { |
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$self->{_delimiters_templates}->{$f}->{$template}++; |
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195 |
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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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214 |
if ( ! defined($r->{$f}) ) { |
if ( ! defined($r->{$f}) ) { |
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push @errors, "field '$f' shouldn't exists"; |
$errors->{ $f }->{unexpected} = "this field is not expected"; |
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next; |
next; |
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} |
} |
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if (ref($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->{ $f }->{not_repeatable} = "probably bug in parsing input data"; |
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next; |
next; |
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} |
} |
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# can we have subfields? |
# can we have subfields? |
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if (ref($r->{$f}) eq 'ARRAY') { |
if (ref($r->{$f}) eq 'ARRAY') { |
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# are values hashes? (has subfields) |
# are values hashes? (has subfields) |
229 |
if (ref($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); |
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} elsif (ref($v) ne 'HASH') { |
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$errors->{$f}->{missing_subfield} = join(",", @{ $r->{$f} }) . " required"; |
234 |
next; |
next; |
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} else { |
} else { |
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$sf_repeatable->{$sf}++; |
$sf_repeatable->{$sf}++; |
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}; |
}; |
254 |
if (! first { $_ eq $sf } @{ $r->{$f} }) { |
if (! first { $_ eq $sf } @{ $r->{$f} }) { |
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push @errors, "$f has unknown subfield: $sf"; |
$errors->{ $f }->{subfield}->{extra}->{$sf}++; |
256 |
} |
} |
257 |
} |
} |
258 |
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|
259 |
} |
} |
260 |
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) { |
263 |
( $plural ? 's ' : ' ' ) . |
$errors->{$f}->{subfield}->{extra_repeatable}->{$sf}++; |
264 |
join(', ', @r_sf) . |
$errors->{$f}->{dump} = _pack_subfields_hash( $h, 1 ); |
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( $plural ? ' are ' : ' is ' ) . |
} |
266 |
'repeatable in: ' . |
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join('', _pack_subfields_hash( $h, 1) ); |
|
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} |
} |
268 |
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269 |
if ( defined( $self->{must_exist_sf}->{$f} ) ) { |
if ( defined( $self->{must_exist_sf}->{$f} ) ) { |
270 |
foreach my $sf (sort keys %{ $self->{must_exist_sf}->{$f} }) { |
foreach my $sf (sort keys %{ $self->{must_exist_sf}->{$f} }) { |
271 |
warn "====> $f $sf must exist\n"; |
#warn "====> $f $sf must exist\n"; |
272 |
push @errors, "$f missing required subfield $sf" |
$errors->{$f}->{subfield}->{missing}->{$sf}++ |
273 |
unless ( |
unless defined( $subfields->{$sf} ); |
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defined( $subfields->{$f} ) && |
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defined( $subfields->{$f}->{$sf} ) |
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) |
|
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} |
} |
275 |
} |
} |
276 |
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} |
} |
278 |
} elsif (ref($v) eq 'HASH') { |
} elsif (ref($v) eq 'HASH') { |
279 |
push @errors, "$f has subfields which is not valid"; |
$errors->{$f}->{unexpected_subfields}++; |
280 |
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$errors->{$f}->{dump} = _pack_subfields_hash( $v, 1 ); |
281 |
} |
} |
282 |
} |
} |
283 |
} |
} |
284 |
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285 |
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$log->debug("_delimiters_templates = ", dump( $self->{_delimiters_templates} ) ); |
286 |
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287 |
foreach my $must (sort keys %{ $self->{must_exist} }) { |
foreach my $must (sort keys %{ $self->{must_exist} }) { |
288 |
next if ($fields->{$must}); |
next if ($fields->{$must}); |
289 |
push @errors, |
$errors->{$must}->{missing}++; |
290 |
"field $must should exist, but it doesn't"; |
$errors->{dump} = $rec_dump if ($rec_dump); |
291 |
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} |
292 |
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293 |
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if ($errors) { |
294 |
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$log->debug("errors: ", $self->report_error( $errors ) ); |
295 |
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296 |
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my $mfn = $rec->{'000'}->[0] || $log->logconfess("record ", dump( $rec ), " doesn't have MFN"); |
297 |
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$self->{errors}->{$mfn} = $errors; |
298 |
} |
} |
299 |
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300 |
#$log->logcluck("return from this function is ARRAY") unless wantarray; |
#$log->logcluck("return from this function is ARRAY") unless wantarray; |
301 |
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302 |
$log->debug("errors: ", join(", ", @errors)) if (@errors); |
return $errors; |
303 |
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} |
304 |
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=head2 reset |
306 |
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307 |
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Clean all accumulated errors for this input and remember delimiter templates |
308 |
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for L<save_delimiters_templates> |
309 |
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310 |
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$validate->reset; |
311 |
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312 |
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This function B<must> be called after each input to provide accurate statistics. |
313 |
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=cut |
315 |
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316 |
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sub reset { |
317 |
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my $self = shift; |
318 |
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319 |
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my $log = $self->_get_logger; |
320 |
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321 |
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delete ($self->{errors}); |
322 |
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323 |
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if ( ! $self->{_delimiters_templates} ) { |
324 |
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$log->debug("called without _delimiters_templates?"); |
325 |
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return; |
326 |
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} |
327 |
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328 |
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foreach my $f ( keys %{ $self->{_delimiters_templates} } ) { |
329 |
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foreach my $t ( keys %{ $self->{_delimiters_templates}->{$f} } ) { |
330 |
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$self->{_accumulated_delimiters_templates}->{$f}->{$t} += |
331 |
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$self->{_delimiters_templates}->{$f}->{$t}; |
332 |
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} |
333 |
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} |
334 |
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$log->debug("_accumulated_delimiters_templates = ", dump( $self->{_accumulated_delimiter_templates} )); |
335 |
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delete ($self->{_delimiters_templates}); |
336 |
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} |
337 |
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338 |
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=head2 all_errors |
339 |
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340 |
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Return hash with all errors |
341 |
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342 |
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print dump( $validate->all_errors ); |
343 |
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344 |
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=cut |
345 |
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346 |
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sub all_errors { |
347 |
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my $self = shift; |
348 |
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return $self->{errors}; |
349 |
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} |
350 |
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351 |
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=head2 report_error |
352 |
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353 |
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Produce nice humanly readable report of single error |
354 |
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355 |
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print $validate->report_error( $error_hash ); |
356 |
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357 |
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=cut |
358 |
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359 |
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sub report_error { |
360 |
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my $self = shift; |
361 |
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362 |
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my $h = shift || die "no hash?"; |
363 |
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364 |
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sub _unroll { |
365 |
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my ($self, $tree, $accumulated) = @_; |
366 |
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367 |
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my $log = $self->_get_logger(); |
368 |
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369 |
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$log->debug("# ", |
370 |
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( $tree ? "tree: $tree " : '' ), |
371 |
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( $accumulated ? "accumulated: $accumulated " : '' ), |
372 |
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); |
373 |
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374 |
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my $results; |
375 |
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376 |
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if (ref($tree) ne 'HASH') { |
377 |
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return ("$accumulated\t($tree)", undef); |
378 |
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} |
379 |
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380 |
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my $dump; |
381 |
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382 |
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foreach my $k (sort keys %{ $tree }) { |
383 |
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384 |
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if ($k eq 'dump') { |
385 |
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$dump = $tree->{dump}; |
386 |
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#warn "## dump ",dump($dump),"\n"; |
387 |
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next; |
388 |
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} |
389 |
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390 |
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$log->debug("current: $k"); |
391 |
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392 |
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my ($new_results, $new_dump) = $self->_unroll($tree->{$k}, |
393 |
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$accumulated ? "$accumulated\t$k" : $k |
394 |
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); |
395 |
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|
396 |
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$log->debug( |
397 |
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( $new_results ? "new_results: " . dump($new_results) ." " : '' ), |
398 |
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); |
399 |
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|
400 |
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push @$results, $new_results if ($new_results); |
401 |
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$dump = $new_dump if ($new_dump); |
402 |
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|
403 |
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} |
404 |
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|
405 |
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$log->debug( |
406 |
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( $results ? "results: " . dump($results) ." " : '' ), |
407 |
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); |
408 |
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|
409 |
|
if ($#$results == 0) { |
410 |
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return ($results->[0], $dump); |
411 |
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} else { |
412 |
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return ($results, $dump); |
413 |
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} |
414 |
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} |
415 |
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|
416 |
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|
417 |
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sub _reformat { |
418 |
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my $l = shift; |
419 |
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$l =~ s/\t/ /g; |
420 |
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$l =~ s/_/ /g; |
421 |
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return $l; |
422 |
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} |
423 |
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|
424 |
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my $out = ''; |
425 |
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|
426 |
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for my $f (sort keys %{ $h }) { |
427 |
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$out .= "$f: "; |
428 |
|
|
429 |
|
my ($r, $d) = $self->_unroll( $h->{$f} ); |
430 |
|
my $e; |
431 |
|
if (ref($r) eq 'ARRAY') { |
432 |
|
$e .= join(", ", map { _reformat( $_ ) } @$r); |
433 |
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} else { |
434 |
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$e .= _reformat( $r ); |
435 |
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} |
436 |
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$e .= "\n\t$d" if ($d); |
437 |
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|
438 |
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$out .= $e . "\n"; |
439 |
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} |
440 |
|
return $out; |
441 |
|
} |
442 |
|
|
443 |
|
|
444 |
|
=head2 report |
445 |
|
|
446 |
|
Produce nice humanly readable report of errors |
447 |
|
|
448 |
|
print $validate->report; |
449 |
|
|
450 |
|
=cut |
451 |
|
|
452 |
|
sub report { |
453 |
|
my $self = shift; |
454 |
|
my $e = $self->{errors} || return; |
455 |
|
|
456 |
|
my $out; |
457 |
|
foreach my $mfn (sort { $a <=> $b } keys %$e) { |
458 |
|
$out .= "MFN $mfn\n" . $self->report_error( $e->{$mfn} ) . "\n"; |
459 |
|
} |
460 |
|
|
461 |
|
return $out; |
462 |
|
|
463 |
|
} |
464 |
|
|
465 |
|
=head2 delimiters_templates |
466 |
|
|
467 |
|
Generate report of delimiter tamplates |
468 |
|
|
469 |
|
my $report = $validate->delimiter_teplates( |
470 |
|
report => 1, |
471 |
|
current_input => 1, |
472 |
|
); |
473 |
|
|
474 |
|
Options: |
475 |
|
|
476 |
|
=over 4 |
477 |
|
|
478 |
|
=item report |
479 |
|
|
480 |
|
Generate humanly readable report with single fields |
481 |
|
|
482 |
|
=item current_input |
483 |
|
|
484 |
|
Report just current_input and not accumulated data |
485 |
|
|
486 |
|
=back |
487 |
|
|
488 |
|
=cut |
489 |
|
|
490 |
|
sub delimiters_templates { |
491 |
|
my $self = shift; |
492 |
|
|
493 |
|
my $args = {@_}; |
494 |
|
|
495 |
|
my $t = $self->{_accumulated_delimiters_templates}; |
496 |
|
$t = $self->{_delimiters_templates} if ( $args->{current_input} ); |
497 |
|
|
498 |
|
my $log = $self->_get_logger; |
499 |
|
|
500 |
|
unless ($t) { |
501 |
|
$log->error("called without delimiters"); |
502 |
|
return; |
503 |
|
} |
504 |
|
|
505 |
|
my $out; |
506 |
|
|
507 |
|
foreach my $f (sort { $a <=> $b } keys %$t) { |
508 |
|
$out .= "$f\n" if ( $args->{report} ); |
509 |
|
foreach my $template (sort { $a cmp $b } keys %{ $t->{$f} }) { |
510 |
|
my $count = $t->{$f}->{$template}; |
511 |
|
$out .= |
512 |
|
( $count ? "" : "# " ) . |
513 |
|
( $args->{report} ? "" : "$f" ) . |
514 |
|
"\t$count\t$template\n"; |
515 |
|
} |
516 |
|
} |
517 |
|
|
518 |
|
return $out; |
519 |
|
} |
520 |
|
|
521 |
|
=head2 save_delimiters_templates |
522 |
|
|
523 |
|
Save accumulated delimiter templates |
524 |
|
|
525 |
|
$validator->save_delimiters_template( '/path/to/validate/delimiters' ); |
526 |
|
|
527 |
|
=cut |
528 |
|
|
529 |
|
sub save_delimiters_templates { |
530 |
|
my $self = shift; |
531 |
|
|
532 |
|
my $path = $self->{delimiters_path}; |
533 |
|
|
534 |
|
return unless ( $path ); |
535 |
|
|
536 |
|
my $log = $self->_get_logger; |
537 |
|
|
538 |
|
if ( ! $self->{_accumulated_delimiters_templates} ) { |
539 |
|
$log->error('no _accumulated_delimiters_templates found, reset'); |
540 |
|
$self->reset; |
541 |
|
} |
542 |
|
|
543 |
|
if ( ! $self->{_delimiters_templates} ) { |
544 |
|
$log->error('found _delimiters_templates, calling reset'); |
545 |
|
$self->reset; |
546 |
|
} |
547 |
|
|
548 |
|
$path .= '.new' if ( -e $path ); |
549 |
|
|
550 |
|
open(my $d, '>', $path) || $log->fatal("can't open $path: $!"); |
551 |
|
print $d $self->delimiters_templates; |
552 |
|
close($d); |
553 |
|
|
554 |
return @errors; |
$log->info("new delimiters templates saved to $path"); |
555 |
} |
} |
556 |
|
|
557 |
=head1 AUTHOR |
=head1 AUTHOR |