/[webpac2]/trunk/lib/WebPAC/Normalize.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 209 by dpavlin, Mon Dec 5 17:46:57 2005 UTC revision 219 by dpavlin, Mon Dec 5 17:48:08 2005 UTC
# Line 11  WebPAC::Normalize - data mungling for no Line 11  WebPAC::Normalize - data mungling for no
11    
12  =head1 VERSION  =head1 VERSION
13    
14  Version 0.02  Version 0.04
15    
16  =cut  =cut
17    
18  our $VERSION = '0.02';  our $VERSION = '0.04';
19    
20  =head1 SYNOPSIS  =head1 SYNOPSIS
21    
# Line 82  Create new normalisation object Line 82  Create new normalisation object
82          db => $db_obj,          db => $db_obj,
83          lookup_regex => $lookup->regex,          lookup_regex => $lookup->regex,
84          lookup => $lookup_obj,          lookup => $lookup_obj,
85            prefix => 'foobar',
86    );    );
87    
88  Parametar C<filter> defines user supplied snippets of perl code which can  Parametar C<filter> defines user supplied snippets of perl code which can
89  be use with C<filter{...}> notation.  be use with C<filter{...}> notation.
90    
91    C<prefix> is used to form filename for database record (to support multiple
92    source files which are joined in one database).
93    
94  Recommended parametar C<lookup_regex> is used to enable parsing of lookups  Recommended parametar C<lookup_regex> is used to enable parsing of lookups
95  in structures. If you pass this parametar, you must also pass C<lookup>  in structures. If you pass this parametar, you must also pass C<lookup>
96  which is C<WebPAC::Lookup> object.  which is C<WebPAC::Lookup> object.
# Line 111  sub new { Line 115  sub new {
115    
116          $log->logdie("lookup must be WebPAC::Lookup object") if ($self->{'lookup'} && ! $self->{'lookup'}->isa('WebPAC::Lookup'));          $log->logdie("lookup must be WebPAC::Lookup object") if ($self->{'lookup'} && ! $self->{'lookup'}->isa('WebPAC::Lookup'));
117    
118            $log->warn("no prefix defined. please check that!") unless ($self->{'prefix'});
119    
120          $self ? return $self : return undef;          $self ? return $self : return undef;
121  }  }
122    
# Line 138  sub data_structure { Line 144  sub data_structure {
144    
145          $log->logdie("need unique ID (mfn) in field 000 of record ", sub { Dumper($rec) } ) unless (defined($rec->{'000'}));          $log->logdie("need unique ID (mfn) in field 000 of record ", sub { Dumper($rec) } ) unless (defined($rec->{'000'}));
146    
147          my $mfn = $rec->{'000'}->[0] || $log->logdie("field 000 isn't array!");          my $id = $rec->{'000'}->[0] || $log->logdie("field 000 isn't array!");
148    
149          my $cache_file;          my $cache_file;
150    
151          if ($self->{'db'}) {          if ($self->{'db'}) {
152                  my $ds = $self->{'db'}->load_ds( $mfn );                  my $ds = $self->{'db'}->load_ds( id => $id, prefix => $self->{prefix} );
153                  $log->debug("load_ds( rec = ", sub { Dumper($rec) }, ") = ", sub { Dumper($ds) });                  $log->debug("load_ds( rec = ", sub { Dumper($rec) }, ") = ", sub { Dumper($ds) });
154                  return $ds if ($ds);                  return $ds if ($ds);
155                  $log->debug("cache miss, creating");                  $log->debug("cache miss, creating");
# Line 249  sub data_structure { Line 255  sub data_structure {
255          }          }
256    
257          $self->{'db'}->save_ds(          $self->{'db'}->save_ds(
258                  id => $mfn,                  id => $id,
259                  ds => $ds,                  ds => $ds,
260                    prefix => $self->{prefix},
261          ) if ($self->{'db'});          ) if ($self->{'db'});
262    
263          $log->debug("ds: ", sub { Dumper($ds) });          $log->debug("ds: ", sub { Dumper($ds) });

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