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package WebPAC; |
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use warnings; |
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use strict; |
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use Carp; |
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use Text::Iconv; |
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use Config::IniFiles; |
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use XML::Simple; |
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use Template; |
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use Log::Log4perl qw(get_logger :levels); |
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use Data::Dumper; |
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#my $LOOKUP_REGEX = '\[[^\[\]]+\]'; |
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#my $LOOKUP_REGEX_SAVE = '\[([^\[\]]+)\]'; |
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my $LOOKUP_REGEX = 'lookup{[^\{\}]+}'; |
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my $LOOKUP_REGEX_SAVE = 'lookup{([^\{\}]+)}'; |
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=head1 NAME |
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WebPAC - base class for WebPAC |
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=head1 DESCRIPTION |
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This module implements methods used by WebPAC. |
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=head1 METHODS |
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=head2 new |
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This will create new instance of WebPAC using configuration specified by C<config_file>. |
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my $webpac = new WebPAC( |
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config_file => 'name.conf', |
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[code_page => 'ISO-8859-2',] |
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); |
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Default C<code_page> is C<ISO-8859-2>. |
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It will also read configuration files |
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C<global.conf> (used by indexer and Web font-end) |
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and configuration file specified by C<config_file> |
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which describes databases to be indexed. |
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=cut |
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# mapping between data type and tag which specify |
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# format in XML file |
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my %type2tag = ( |
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'isis' => 'isis', |
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# 'excel' => 'column', |
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# 'marc' => 'marc', |
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# 'feed' => 'feed' |
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); |
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sub new { |
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my $class = shift; |
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my $self = {@_}; |
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bless($self, $class); |
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my $log_file = $self->{'log'} || "log.conf"; |
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Log::Log4perl->init($log_file); |
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my $log = $self->_get_logger(); |
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# fill in default values |
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# output codepage |
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$self->{'code_page'} = 'ISO-8859-2' if (! $self->{'code_page'}); |
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# |
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# read global.conf |
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# |
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$log->debug("read 'global.conf'"); |
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my $config = new Config::IniFiles( -file => 'global.conf' ) || $log->logcroak("can't open 'global.conf'"); |
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# read global config parametars |
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foreach my $var (qw( |
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dbi_dbd |
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dbi_dsn |
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dbi_user |
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dbi_passwd |
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show_progress |
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my_unac_filter |
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output_template |
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)) { |
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$self->{'global_config'}->{$var} = $config->val('global', $var); |
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} |
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# |
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# read indexer config file |
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# |
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$self->{indexer_config_file} = new Config::IniFiles( -file => $self->{config_file} ) || $log->logcroak("can't open '",$self->{config_file},"'"); |
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# create UTF-8 convertor for import_xml files |
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$self->{'utf2cp'} = Text::Iconv->new('UTF-8' ,$self->{'code_page'}); |
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# create Template toolkit instance |
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$self->{'tt'} = Template->new( |
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INCLUDE_PATH => ($self->{'global_config_file'}->{'output_template'} || './output_template'), |
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# FILTERS => { |
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# 'foo' => \&foo_filter, |
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# }, |
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EVAL_PERL => 1, |
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); |
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return $self; |
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} |
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=head2 open_isis |
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Open CDS/ISIS database using OpenIsis module and read all records to memory. |
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$webpac->open_isis( |
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filename => '/data/ISIS/ISIS', |
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code_page => '852', |
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limit_mfn => '500', |
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lookup => [ ... ], |
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); |
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By default, ISIS code page is assumed to be C<852>. |
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If optional parametar C<limit_mfn> is set, it will read just 500 records |
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from database in example above. |
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C<lookup> argument is an array of lookups to create. Each lookup must have C<key> and |
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C<val>. Optional parametar C<eval> is perl code to evaluate before storing |
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value in index. |
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lookup => [ |
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{ 'key' => 'd:v900', 'val' => 'v250^a' }, |
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{ 'eval' => '"v901^a" eq "Podruèje"', |
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'key' => 'pa:v561^4:v562^4:v461^1', |
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'val' => 'v900' }, |
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] |
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Returns number of last record read into memory (size of database, really). |
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=cut |
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sub open_isis { |
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my $self = shift; |
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my $arg = {@_}; |
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my $log = $self->_get_logger(); |
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$log->logcroak("need filename") if (! $arg->{'filename'}); |
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my $code_page = $arg->{'code_page'} || '852'; |
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use OpenIsis; |
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#$self->{'isis_code_page'} = $code_page; |
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# create Text::Iconv object |
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my $cp = Text::Iconv->new($code_page,$self->{'code_page'}); |
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$log->info("reading ISIS database '",$arg->{'filename'},"'"); |
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my $isis_db = OpenIsis::open($arg->{'filename'}); |
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my $maxmfn = OpenIsis::maxRowid( $isis_db ) || 1; |
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$maxmfn = $self->{limit_mfn} if ($self->{limit_mfn}); |
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$log->info("processing $maxmfn records..."); |
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# read database |
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for (my $mfn = 1; $mfn <= $maxmfn; $mfn++) { |
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# read record |
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my $row = OpenIsis::read( $isis_db, $mfn ); |
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foreach my $k (keys %{$row}) { |
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if ($k ne "mfn") { |
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foreach my $l (@{$row->{$k}}) { |
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$l = $cp->convert($l); |
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# has subfields? |
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my $val; |
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if ($l =~ m/\^/) { |
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foreach my $t (split(/\^/,$l)) { |
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next if (! $t); |
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$val->{substr($t,0,1)} = substr($t,1); |
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} |
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} else { |
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$val = $l; |
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} |
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push @{$self->{'data'}->{$mfn}->{$k}}, $val; |
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} |
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} else { |
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push @{$self->{'data'}->{$mfn}->{'000'}}, $mfn; |
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} |
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} |
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# create lookup |
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my $rec = $self->{'data'}->{$mfn}; |
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$self->create_lookup($rec, @{$arg->{'lookup'}}); |
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} |
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$self->{'current_mfn'} = 1; |
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# store max mfn and return it. |
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return $self->{'max_mfn'} = $maxmfn; |
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} |
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=head2 fetch_rec |
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Fetch next record from database. It will also display progress bar (once |
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it's implemented, that is). |
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my $rec = $webpac->fetch_rec; |
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=cut |
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sub fetch_rec { |
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my $self = shift; |
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my $log = $self->_get_logger(); |
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my $mfn = $self->{'current_mfn'}++ || $log->logconfess("it seems that you didn't load database!"); |
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if ($mfn > $self->{'max_mfn'}) { |
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$self->{'current_mfn'} = $self->{'max_mfn'}; |
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$log->debug("at EOF"); |
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return; |
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} |
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return $self->{'data'}->{$mfn}; |
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} |
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=head2 open_import_xml |
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Read file from C<import_xml/> directory and parse it. |
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$webpac->open_import_xml(type => 'isis'); |
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=cut |
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sub open_import_xml { |
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my $self = shift; |
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my $log = $self->_get_logger(); |
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my $arg = {@_}; |
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$log->logconfess("need type to load file from import_xml/") if (! $arg->{'type'}); |
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$self->{'type'} = $arg->{'type'}; |
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my $type_base = $arg->{'type'}; |
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$type_base =~ s/_.*$//g; |
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$self->{'tag'} = $type2tag{$type_base}; |
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$log->info("using type '",$self->{'type'},"' tag <",$self->{'tag'},">"); |
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my $f = "./import_xml/".$self->{'type'}.".xml"; |
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$log->logconfess("import_xml file '$f' doesn't exist!") if (! -e "$f"); |
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$log->info("reading '$f'"); |
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$self->{'import_xml_file'} = $f; |
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$self->{'import_xml'} = XMLin($f, |
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ForceArray => [ $self->{'tag'}, 'config', 'format' ], |
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); |
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$log->debug("import xml is ",sub { Dumper($self->{'import_xml'}) }); |
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} |
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=head2 create_lookup |
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Create lookup from record using lookup definition. |
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$self->create_lookup($rec, @lookups); |
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Called internally by C<open_*> methods. |
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=cut |
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sub create_lookup { |
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my $self = shift; |
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my $log = $self->_get_logger(); |
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my $rec = shift || $log->logconfess("need record to create lookup"); |
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$log->logconfess("need HASH as first argument!") if ($rec !~ /HASH/o); |
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foreach my $i (@_) { |
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if ($i->{'eval'}) { |
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my $eval = $self->fill_in($rec,$i->{'eval'}); |
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my $key = $self->fill_in($rec,$i->{'key'}); |
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my @val = $self->fill_in($rec,$i->{'val'}); |
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if ($key && @val && eval $eval) { |
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$log->debug("stored $key = ",sub { join(" | ",@val) }); |
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push @{$self->{'lookup'}->{$key}}, @val; |
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} |
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} else { |
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my $key = $self->fill_in($rec,$i->{'key'}); |
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my @val = $self->fill_in($rec,$i->{'val'}); |
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if ($key && @val) { |
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$log->debug("stored $key = ",sub { join(" | ",@val) }); |
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push @{$self->{'lookup'}->{$key}}, @val; |
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} |
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} |
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} |
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} |
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=head2 get_data |
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Returns value from record. |
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my $text = $self->get_data(\$rec,$f,$sf,$i,\$found); |
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Arguments are: |
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record reference C<$rec>, |
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field C<$f>, |
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optional subfiled C<$sf>, |
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index for repeatable values C<$i>. |
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Optinal variable C<$found> will be incremeted if there |
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is field. |
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Returns value or empty string. |
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=cut |
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sub get_data { |
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my $self = shift; |
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my ($rec,$f,$sf,$i,$found) = @_; |
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if ($$rec->{$f}) { |
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return '' if (! $$rec->{$f}->[$i]); |
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if ($sf && $$rec->{$f}->[$i]->{$sf}) { |
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$$found++ if (defined($$found)); |
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return $$rec->{$f}->[$i]->{$sf}; |
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} elsif ($$rec->{$f}->[$i]) { |
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$$found++ if (defined($$found)); |
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# it still might have subfield, just |
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# not specified, so we'll dump all |
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if ($$rec->{$f}->[$i] =~ /HASH/o) { |
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my $out; |
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foreach my $k (keys %{$$rec->{$f}->[$i]}) { |
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$out .= $$rec->{$f}->[$i]->{$k}." "; |
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} |
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return $out; |
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} else { |
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return $$rec->{$f}->[$i]; |
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} |
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} |
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} else { |
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return ''; |
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} |
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} |
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=head2 fill_in |
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Workhourse of all: takes record from in-memory structure of database and |
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strings with placeholders and returns string or array of with substituted |
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values from record. |
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my $text = $webpac->fill_in($rec,'v250^a'); |
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Optional argument is ordinal number for repeatable fields. By default, |
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it's assume to be first repeatable field (fields are perl array, so first |
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element is 0). |
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Following example will read second value from repeatable field. |
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my $text = $webpac->fill_in($rec,'Title: v250^a',1); |
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This function B<does not> perform parsing of format to inteligenty skip |
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delimiters before fields which aren't used. |
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This method will automatically decode UTF-8 string to local code page |
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|
if needed. |
380 |
|
|
|
381 |
dpavlin |
352 |
=cut |
382 |
|
|
|
383 |
dpavlin |
372 |
sub fill_in { |
384 |
dpavlin |
371 |
my $self = shift; |
385 |
|
|
|
386 |
dpavlin |
372 |
my $log = $self->_get_logger(); |
387 |
dpavlin |
371 |
|
388 |
dpavlin |
372 |
my $rec = shift || $log->logconfess("need data record"); |
389 |
|
|
my $format = shift || $log->logconfess("need format to parse"); |
390 |
dpavlin |
352 |
# iteration (for repeatable fields) |
391 |
|
|
my $i = shift || 0; |
392 |
|
|
|
393 |
|
|
# FIXME remove for speedup? |
394 |
dpavlin |
372 |
$log->logconfess("need HASH as first argument!") if ($rec !~ /HASH/o); |
395 |
dpavlin |
352 |
|
396 |
dpavlin |
376 |
if (utf8::is_utf8($format)) { |
397 |
|
|
$format = $self->_x($format); |
398 |
|
|
} |
399 |
|
|
|
400 |
dpavlin |
352 |
my $found = 0; |
401 |
|
|
|
402 |
dpavlin |
359 |
my $eval_code; |
403 |
|
|
# remove eval{...} from beginning |
404 |
|
|
$eval_code = $1 if ($format =~ s/^eval{([^}]+)}//s); |
405 |
|
|
|
406 |
dpavlin |
352 |
# do actual replacement of placeholders |
407 |
dpavlin |
373 |
$format =~ s/v(\d+)(?:\^(\w))?/$self->get_data(\$rec,$1,$2,$i,\$found)/ges; |
408 |
dpavlin |
352 |
|
409 |
dpavlin |
353 |
if ($found) { |
410 |
dpavlin |
373 |
$log->debug("format: $format"); |
411 |
dpavlin |
359 |
if ($eval_code) { |
412 |
|
|
my $eval = $self->fill_in($rec,$eval_code,$i); |
413 |
dpavlin |
371 |
return if (! $self->_eval($eval)); |
414 |
dpavlin |
359 |
} |
415 |
dpavlin |
353 |
# do we have lookups? |
416 |
dpavlin |
373 |
if ($format =~ /$LOOKUP_REGEX/o) { |
417 |
|
|
$log->debug("format '$format' has lookup"); |
418 |
dpavlin |
353 |
return $self->lookup($format); |
419 |
|
|
} else { |
420 |
|
|
return $format; |
421 |
|
|
} |
422 |
dpavlin |
352 |
} else { |
423 |
|
|
return; |
424 |
|
|
} |
425 |
|
|
} |
426 |
|
|
|
427 |
|
|
=head2 lookup |
428 |
|
|
|
429 |
dpavlin |
355 |
Perform lookups on format supplied to it. |
430 |
dpavlin |
352 |
|
431 |
dpavlin |
367 |
my $text = $self->lookup('[v900]'); |
432 |
dpavlin |
352 |
|
433 |
dpavlin |
355 |
Lookups can be nested (like C<[d:[a:[v900]]]>). |
434 |
|
|
|
435 |
dpavlin |
352 |
=cut |
436 |
|
|
|
437 |
|
|
sub lookup { |
438 |
|
|
my $self = shift; |
439 |
|
|
|
440 |
dpavlin |
372 |
my $log = $self->_get_logger(); |
441 |
dpavlin |
352 |
|
442 |
dpavlin |
372 |
my $tmp = shift || $log->logconfess("need format"); |
443 |
|
|
|
444 |
dpavlin |
373 |
if ($tmp =~ /$LOOKUP_REGEX/o) { |
445 |
dpavlin |
352 |
my @in = ( $tmp ); |
446 |
dpavlin |
372 |
|
447 |
|
|
$log->debug("lookup for: ",$tmp); |
448 |
|
|
|
449 |
dpavlin |
352 |
my @out; |
450 |
|
|
while (my $f = shift @in) { |
451 |
dpavlin |
373 |
if ($f =~ /$LOOKUP_REGEX_SAVE/o) { |
452 |
dpavlin |
352 |
my $k = $1; |
453 |
|
|
if ($self->{'lookup'}->{$k}) { |
454 |
|
|
foreach my $nv (@{$self->{'lookup'}->{$k}}) { |
455 |
|
|
my $tmp2 = $f; |
456 |
dpavlin |
373 |
$tmp2 =~ s/lookup{$k}/$nv/g; |
457 |
dpavlin |
352 |
push @in, $tmp2; |
458 |
|
|
} |
459 |
|
|
} else { |
460 |
|
|
undef $f; |
461 |
|
|
} |
462 |
|
|
} elsif ($f) { |
463 |
|
|
push @out, $f; |
464 |
|
|
} |
465 |
|
|
} |
466 |
dpavlin |
373 |
$log->logconfess("return is array and it's not expected!") unless wantarray; |
467 |
dpavlin |
352 |
return @out; |
468 |
|
|
} else { |
469 |
|
|
return $tmp; |
470 |
|
|
} |
471 |
|
|
} |
472 |
|
|
|
473 |
dpavlin |
356 |
=head2 parse |
474 |
|
|
|
475 |
|
|
Perform smart parsing of string, skipping delimiters for fields which aren't |
476 |
|
|
defined. It can also eval code in format starting with C<eval{...}> and |
477 |
|
|
return output or nothing depending on eval code. |
478 |
|
|
|
479 |
dpavlin |
367 |
my $text = $webpac->parse($rec,'eval{"v901^a" eq "Deskriptor"}descriptor: v250^a', $i); |
480 |
dpavlin |
356 |
|
481 |
|
|
=cut |
482 |
|
|
|
483 |
|
|
sub parse { |
484 |
|
|
my $self = shift; |
485 |
|
|
|
486 |
dpavlin |
366 |
my ($rec, $format_utf8, $i) = @_; |
487 |
dpavlin |
356 |
|
488 |
dpavlin |
366 |
return if (! $format_utf8); |
489 |
|
|
|
490 |
dpavlin |
372 |
my $log = $self->_get_logger(); |
491 |
dpavlin |
358 |
|
492 |
dpavlin |
372 |
$log->logconfess("need HASH as first argument!") if ($rec !~ /HASH/o); |
493 |
|
|
$log->logconfess("need utf2cp Text::Iconv object!") if (! $self->{'utf2cp'}); |
494 |
|
|
|
495 |
dpavlin |
358 |
$i = 0 if (! $i); |
496 |
|
|
|
497 |
dpavlin |
375 |
my $format = $self->_x($format_utf8) || $log->logconfess("can't convert '$format_utf8' from UTF-8 to ",$self->{'code_page'}); |
498 |
dpavlin |
366 |
|
499 |
dpavlin |
356 |
my @out; |
500 |
|
|
|
501 |
dpavlin |
373 |
$log->debug("format: $format"); |
502 |
|
|
|
503 |
dpavlin |
356 |
my $eval_code; |
504 |
|
|
# remove eval{...} from beginning |
505 |
|
|
$eval_code = $1 if ($format =~ s/^eval{([^}]+)}//s); |
506 |
|
|
|
507 |
dpavlin |
358 |
my $prefix; |
508 |
|
|
my $all_found=0; |
509 |
dpavlin |
356 |
|
510 |
dpavlin |
373 |
while ($format =~ s/^(.*?)v(\d+)(?:\^(\w))?//s) { |
511 |
dpavlin |
356 |
|
512 |
dpavlin |
358 |
my $del = $1 || ''; |
513 |
dpavlin |
359 |
$prefix ||= $del if ($all_found == 0); |
514 |
dpavlin |
358 |
|
515 |
|
|
my $found = 0; |
516 |
|
|
my $tmp = $self->get_data(\$rec,$2,$3,$i,\$found); |
517 |
|
|
|
518 |
dpavlin |
356 |
if ($found) { |
519 |
dpavlin |
358 |
push @out, $del; |
520 |
|
|
push @out, $tmp; |
521 |
|
|
$all_found += $found; |
522 |
dpavlin |
356 |
} |
523 |
|
|
} |
524 |
|
|
|
525 |
dpavlin |
358 |
return if (! $all_found); |
526 |
dpavlin |
356 |
|
527 |
dpavlin |
373 |
my $out = join('',@out); |
528 |
dpavlin |
358 |
|
529 |
dpavlin |
373 |
if ($out) { |
530 |
|
|
# add rest of format (suffix) |
531 |
|
|
$out .= $format; |
532 |
dpavlin |
367 |
|
533 |
dpavlin |
373 |
# add prefix if not there |
534 |
|
|
$out = $prefix . $out if ($out !~ m/^\Q$prefix\E/); |
535 |
|
|
|
536 |
|
|
$log->debug("result: $out"); |
537 |
|
|
} |
538 |
|
|
|
539 |
dpavlin |
359 |
if ($eval_code) { |
540 |
|
|
my $eval = $self->fill_in($rec,$eval_code,$i); |
541 |
dpavlin |
373 |
$log->debug("about to eval{",$eval,"} format: $out"); |
542 |
dpavlin |
371 |
return if (! $self->_eval($eval)); |
543 |
dpavlin |
359 |
} |
544 |
|
|
|
545 |
dpavlin |
358 |
return $out; |
546 |
dpavlin |
356 |
} |
547 |
|
|
|
548 |
dpavlin |
367 |
=head2 parse_to_arr |
549 |
|
|
|
550 |
|
|
Similar to C<parse>, but returns array of all repeatable fields |
551 |
|
|
|
552 |
|
|
my @arr = $webpac->parse_to_arr($rec,'v250^a'); |
553 |
|
|
|
554 |
|
|
=cut |
555 |
|
|
|
556 |
|
|
sub parse_to_arr { |
557 |
|
|
my $self = shift; |
558 |
|
|
|
559 |
|
|
my ($rec, $format_utf8) = @_; |
560 |
|
|
|
561 |
dpavlin |
372 |
my $log = $self->_get_logger(); |
562 |
|
|
|
563 |
|
|
$log->logconfess("need HASH as first argument!") if ($rec !~ /HASH/o); |
564 |
dpavlin |
367 |
return if (! $format_utf8); |
565 |
|
|
|
566 |
|
|
my $i = 0; |
567 |
|
|
my @arr; |
568 |
|
|
|
569 |
|
|
while (my $v = $self->parse($rec,$format_utf8,$i++)) { |
570 |
|
|
push @arr, $v; |
571 |
|
|
} |
572 |
|
|
|
573 |
dpavlin |
373 |
$log->debug("format '$format_utf8' returned ",--$i," elements: ", sub { join(" | ",@arr) }) if (@arr); |
574 |
|
|
|
575 |
dpavlin |
367 |
return @arr; |
576 |
|
|
} |
577 |
|
|
|
578 |
dpavlin |
373 |
=head2 fill_in_to_arr |
579 |
|
|
|
580 |
|
|
Similar to C<fill_in>, but returns array of all repeatable fields. Usable |
581 |
|
|
for fields which have lookups, so they shouldn't be parsed but rather |
582 |
|
|
C<fill_id>ed. |
583 |
|
|
|
584 |
|
|
my @arr = $webpac->fill_in_to_arr($rec,'[v900];;[v250^a]'); |
585 |
|
|
|
586 |
|
|
=cut |
587 |
|
|
|
588 |
|
|
sub fill_in_to_arr { |
589 |
|
|
my $self = shift; |
590 |
|
|
|
591 |
|
|
my ($rec, $format_utf8) = @_; |
592 |
|
|
|
593 |
|
|
my $log = $self->_get_logger(); |
594 |
|
|
|
595 |
|
|
$log->logconfess("need HASH as first argument!") if ($rec !~ /HASH/o); |
596 |
|
|
return if (! $format_utf8); |
597 |
|
|
|
598 |
|
|
my $i = 0; |
599 |
|
|
my @arr; |
600 |
|
|
|
601 |
|
|
while (my @v = $self->fill_in($rec,$format_utf8,$i++)) { |
602 |
|
|
push @arr, @v; |
603 |
|
|
} |
604 |
|
|
|
605 |
|
|
$log->debug("format '$format_utf8' returned ",--$i," elements: ", sub { join(" | ",@arr) }) if (@arr); |
606 |
|
|
|
607 |
|
|
return @arr; |
608 |
|
|
} |
609 |
|
|
|
610 |
|
|
|
611 |
dpavlin |
366 |
=head2 data_structure |
612 |
|
|
|
613 |
|
|
Create in-memory data structure which represents layout from C<import_xml>. |
614 |
|
|
It is used later to produce output. |
615 |
|
|
|
616 |
dpavlin |
368 |
my @ds = $webpac->data_structure($rec); |
617 |
dpavlin |
366 |
|
618 |
dpavlin |
374 |
This method will also set C<$webpac->{'currnet_filename'}> if there is |
619 |
|
|
<filename> tag in C<import_xml>. |
620 |
|
|
|
621 |
dpavlin |
366 |
=cut |
622 |
|
|
|
623 |
dpavlin |
372 |
sub data_structure { |
624 |
dpavlin |
366 |
my $self = shift; |
625 |
|
|
|
626 |
dpavlin |
372 |
my $log = $self->_get_logger(); |
627 |
dpavlin |
366 |
|
628 |
|
|
my $rec = shift; |
629 |
dpavlin |
372 |
$log->logconfess("need HASH as first argument!") if ($rec !~ /HASH/o); |
630 |
dpavlin |
366 |
|
631 |
dpavlin |
374 |
undef $self->{'currnet_filename'}; |
632 |
|
|
|
633 |
dpavlin |
366 |
my @sorted_tags; |
634 |
|
|
if ($self->{tags_by_order}) { |
635 |
|
|
@sorted_tags = @{$self->{tags_by_order}}; |
636 |
|
|
} else { |
637 |
|
|
@sorted_tags = sort { $self->_sort_by_order } keys %{$self->{'import_xml'}->{'indexer'}}; |
638 |
|
|
$self->{tags_by_order} = \@sorted_tags; |
639 |
|
|
} |
640 |
|
|
|
641 |
dpavlin |
368 |
my @ds; |
642 |
dpavlin |
366 |
|
643 |
dpavlin |
373 |
$log->debug("tags: ",sub { join(", ",@sorted_tags) }); |
644 |
|
|
|
645 |
dpavlin |
366 |
foreach my $field (@sorted_tags) { |
646 |
|
|
|
647 |
|
|
my $row; |
648 |
|
|
|
649 |
|
|
#print "field $field [",$self->{'tag'},"] = ",Dumper($self->{'import_xml'}->{'indexer'}->{$field}->{$self->{'tag'}}); |
650 |
|
|
|
651 |
|
|
foreach my $tag (@{$self->{'import_xml'}->{'indexer'}->{$field}->{$self->{'tag'}}}) { |
652 |
dpavlin |
373 |
my $format = $tag->{'value'} || $tag->{'content'}; |
653 |
dpavlin |
366 |
|
654 |
dpavlin |
373 |
$log->debug("format: $format"); |
655 |
|
|
|
656 |
|
|
my @v; |
657 |
|
|
if ($format =~ /$LOOKUP_REGEX/o) { |
658 |
|
|
@v = $self->fill_in_to_arr($rec,$format); |
659 |
|
|
} else { |
660 |
|
|
@v = $self->parse_to_arr($rec,$format); |
661 |
|
|
} |
662 |
dpavlin |
367 |
next if (! @v); |
663 |
dpavlin |
366 |
|
664 |
dpavlin |
375 |
# use format? |
665 |
|
|
if ($tag->{'format_name'}) { |
666 |
|
|
@v = map { $self->apply_format($tag->{'format_name'},$tag->{'format_delimiter'},$_) } @v; |
667 |
|
|
} |
668 |
|
|
|
669 |
dpavlin |
366 |
# does tag have type? |
670 |
|
|
if ($tag->{'type'}) { |
671 |
dpavlin |
367 |
push @{$row->{$tag->{'type'}}}, @v; |
672 |
dpavlin |
366 |
} else { |
673 |
dpavlin |
367 |
push @{$row->{'display'}}, @v; |
674 |
|
|
push @{$row->{'swish'}}, @v; |
675 |
dpavlin |
366 |
} |
676 |
dpavlin |
373 |
|
677 |
dpavlin |
374 |
if ($field eq 'filename') { |
678 |
|
|
$self->{'current_filename'} = join('',@v); |
679 |
|
|
$log->debug("filename: ",$self->{'current_filename'}); |
680 |
|
|
} |
681 |
|
|
|
682 |
dpavlin |
366 |
} |
683 |
|
|
|
684 |
dpavlin |
368 |
if ($row) { |
685 |
|
|
$row->{'tag'} = $field; |
686 |
dpavlin |
375 |
|
687 |
|
|
# TODO: name_sigular, name_plural |
688 |
|
|
my $name = $self->{'import_xml'}->{'indexer'}->{$field}->{'name'}; |
689 |
|
|
$row->{'name'} = $name ? $self->_x($name) : $field; |
690 |
|
|
|
691 |
dpavlin |
368 |
push @ds, $row; |
692 |
dpavlin |
374 |
|
693 |
dpavlin |
373 |
$log->debug("row $field: ",sub { Dumper($row) }); |
694 |
dpavlin |
368 |
} |
695 |
dpavlin |
366 |
|
696 |
|
|
} |
697 |
|
|
|
698 |
dpavlin |
370 |
return @ds; |
699 |
dpavlin |
366 |
|
700 |
|
|
} |
701 |
|
|
|
702 |
dpavlin |
370 |
=head2 output |
703 |
|
|
|
704 |
|
|
Create output from in-memory data structure using Template Toolkit template. |
705 |
|
|
|
706 |
|
|
my $text = $webpac->output( template => 'text.tt', data => @ds ); |
707 |
|
|
|
708 |
|
|
=cut |
709 |
|
|
|
710 |
|
|
sub output { |
711 |
|
|
my $self = shift; |
712 |
|
|
|
713 |
|
|
my $args = {@_}; |
714 |
|
|
|
715 |
dpavlin |
372 |
my $log = $self->_get_logger(); |
716 |
dpavlin |
370 |
|
717 |
dpavlin |
372 |
$log->logconfess("need template name") if (! $args->{'template'}); |
718 |
|
|
$log->logconfess("need data array") if (! $args->{'data'}); |
719 |
|
|
|
720 |
dpavlin |
370 |
my $out; |
721 |
|
|
|
722 |
|
|
$self->{'tt'}->process( |
723 |
|
|
$args->{'template'}, |
724 |
|
|
$args, |
725 |
|
|
\$out |
726 |
|
|
) || confess $self->{'tt'}->error(); |
727 |
|
|
|
728 |
|
|
return $out; |
729 |
|
|
} |
730 |
|
|
|
731 |
dpavlin |
375 |
=head2 apply_format |
732 |
|
|
|
733 |
|
|
Apply format specified in tag with C<format_name="name"> and |
734 |
|
|
C<format_delimiter=";;">. |
735 |
|
|
|
736 |
|
|
my $text = $webpac->apply_format($format_name,$format_delimiter,$data); |
737 |
|
|
|
738 |
|
|
Formats can contain C<lookup{...}> if you need them. |
739 |
|
|
|
740 |
|
|
=cut |
741 |
|
|
|
742 |
|
|
sub apply_format { |
743 |
|
|
my $self = shift; |
744 |
|
|
|
745 |
|
|
my ($name,$delimiter,$data) = @_; |
746 |
|
|
|
747 |
|
|
my $log = $self->_get_logger(); |
748 |
|
|
|
749 |
|
|
if (! $self->{'import_xml'}->{'format'}->{$name}) { |
750 |
|
|
$log->warn("<format name=\"$name\"> is not defined in ",$self->{'import_xml_file'}); |
751 |
|
|
return $data; |
752 |
|
|
} |
753 |
|
|
|
754 |
|
|
$log->warn("no delimiter for format $name") if (! $delimiter); |
755 |
|
|
|
756 |
|
|
my $format = $self->_x($self->{'import_xml'}->{'format'}->{$name}->{'content'}) || $log->logdie("can't find format '$name'"); |
757 |
|
|
|
758 |
|
|
my @data = split(/\Q$delimiter\E/, $data); |
759 |
|
|
|
760 |
|
|
my $out = sprintf($format, @data); |
761 |
|
|
$log->debug("using format $name [$format] on $data to produce: $out"); |
762 |
|
|
|
763 |
|
|
if ($out =~ m/$LOOKUP_REGEX/o) { |
764 |
|
|
return $self->lookup($out); |
765 |
|
|
} else { |
766 |
|
|
return $out; |
767 |
|
|
} |
768 |
|
|
|
769 |
|
|
} |
770 |
|
|
|
771 |
|
|
|
772 |
dpavlin |
372 |
# |
773 |
|
|
# |
774 |
|
|
# |
775 |
|
|
|
776 |
|
|
=head1 INTERNAL METHODS |
777 |
|
|
|
778 |
|
|
Here is a quick list of internal methods, mostly useful to turn debugging |
779 |
|
|
on them (see L<LOGGING> below for explanation). |
780 |
|
|
|
781 |
|
|
=cut |
782 |
|
|
|
783 |
|
|
=head2 _eval |
784 |
|
|
|
785 |
|
|
Internal function to eval code without C<strict 'subs'>. |
786 |
|
|
|
787 |
|
|
=cut |
788 |
|
|
|
789 |
|
|
sub _eval { |
790 |
|
|
my $self = shift; |
791 |
|
|
|
792 |
|
|
my $code = shift || return; |
793 |
|
|
|
794 |
|
|
my $log = $self->_get_logger(); |
795 |
|
|
|
796 |
|
|
no strict 'subs'; |
797 |
|
|
my $ret = eval $code; |
798 |
|
|
if ($@) { |
799 |
|
|
$log->error("problem with eval code [$code]: $@"); |
800 |
|
|
} |
801 |
|
|
|
802 |
|
|
$log->debug("eval: ",$code," [",$ret,"]"); |
803 |
|
|
|
804 |
|
|
return $ret || 0; |
805 |
|
|
} |
806 |
|
|
|
807 |
|
|
=head2 _sort_by_order |
808 |
|
|
|
809 |
|
|
Sort xml tags data structure accoding to C<order=""> attribute. |
810 |
|
|
|
811 |
|
|
=cut |
812 |
|
|
|
813 |
|
|
sub _sort_by_order { |
814 |
|
|
my $self = shift; |
815 |
|
|
|
816 |
|
|
my $va = $self->{'import_xml'}->{'indexer'}->{$a}->{'order'} || |
817 |
|
|
$self->{'import_xml'}->{'indexer'}->{$a}; |
818 |
|
|
my $vb = $self->{'import_xml'}->{'indexer'}->{$b}->{'order'} || |
819 |
|
|
$self->{'import_xml'}->{'indexer'}->{$b}; |
820 |
|
|
|
821 |
|
|
return $va <=> $vb; |
822 |
|
|
} |
823 |
|
|
|
824 |
dpavlin |
375 |
=head2 _get_logger |
825 |
|
|
|
826 |
|
|
Get C<Log::Log4perl> object with a twist: domains are defined for each |
827 |
|
|
method |
828 |
|
|
|
829 |
|
|
my $log = $webpac->_get_logger(); |
830 |
|
|
|
831 |
|
|
=cut |
832 |
|
|
|
833 |
dpavlin |
372 |
sub _get_logger { |
834 |
|
|
my $self = shift; |
835 |
|
|
|
836 |
dpavlin |
374 |
my $name = (caller(1))[3] || caller; |
837 |
|
|
return get_logger($name); |
838 |
dpavlin |
372 |
} |
839 |
|
|
|
840 |
dpavlin |
375 |
=head2 _x |
841 |
|
|
|
842 |
|
|
Convert string from UTF-8 to code page defined in C<import_xml>. |
843 |
|
|
|
844 |
|
|
my $text = $webpac->_x('utf8 text'); |
845 |
|
|
|
846 |
|
|
=cut |
847 |
|
|
|
848 |
|
|
sub _x { |
849 |
|
|
my $self = shift; |
850 |
|
|
my $utf8 = shift || return; |
851 |
|
|
|
852 |
|
|
return $self->{'utf2cp'}->convert($utf8) || |
853 |
|
|
$self->_get_logger()->logwarn("can't convert '$utf8'"); |
854 |
|
|
} |
855 |
|
|
|
856 |
dpavlin |
372 |
# |
857 |
|
|
# |
858 |
|
|
# |
859 |
|
|
|
860 |
|
|
=head1 LOGGING |
861 |
|
|
|
862 |
|
|
Logging in WebPAC is performed by L<Log::Log4perl> with config file |
863 |
|
|
C<log.conf>. |
864 |
|
|
|
865 |
|
|
Methods defined above have different levels of logging, so |
866 |
|
|
it's descriptions will be useful to turn (mostry B<debug> logging) on |
867 |
|
|
or off to see why WabPAC isn't perforing as you expect it (it might even |
868 |
|
|
be a bug!). |
869 |
|
|
|
870 |
|
|
B<This is different from normal Log4perl behaviour>. To repeat, you can |
871 |
|
|
also use method names, and not only classes (which are just few) |
872 |
|
|
to filter logging. |
873 |
|
|
|
874 |
|
|
=cut |
875 |
|
|
|
876 |
dpavlin |
352 |
1; |