NAME

Wikibase::Datatype::Lexeme - Wikibase lexeme datatype.

SYNOPSIS

 use Wikibase::Datatype::Lexeme;

 my $obj = Wikibase::Datatype::Lexeme->new(%params);
 my $forms_ar = $obj->forms;
 my $id = $obj->id;
 my $language = $obj->language;
 my $lastrevid = $obj->lastrevid;
 my $lemmas_ar = $obj->lemmas;
 my $lexical_category = $obj->lexical_category;
 my $modified = $obj->modified;
 my $ns = $obj->ns;
 my $page_id = $obj->page_id;
 my $senses_ar = $obj->senses;
 my $statements_ar = $obj->statements;
 my $title = $obj->title;

DESCRIPTION

This datatype is item class for representing claim.

METHODS

new

 my $obj = Wikibase::Datatype::Lexeme->new(%params);

Constructor.

Returns instance of object.

  • forms

    Forms. Reference to array with Wikibase::Datatype::Form instances. Parameter is optional.

  • id

    Id. Parameter is optional.

  • language

    Language. Link to QID. Parameter is optional.

  • lastrevid

    Last revision ID. Parameter is optional.

  • lemmas

    Lemmas. Reference to array with Wikibase::Datatype::Value::Monolingual instances. Parameter is optional.

  • lexical_category

    Lexical category. Link to QID. Parameter is optional.

  • modified

    Date of modification. Parameter is optional.

  • ns

    Namespace. Default value is 146.

  • page_id

    Page id. Numeric value. Parameter is optional.

  • senses

    Senses. Reference to array with Wikibase::Datatype::Sense instances. Parameter is optional.

  • statements

    Item statements. Reference to array with Wikibase::Datatype::Statement instances. Parameter is optional.

  • title

    Lexeme title. Parameter is optional.

forms

 my $forms_ar = $obj->forms;

Get forms.

Returns reference to array with Wikibase::Datatype::Form instances.

id

 my $id = $obj->id;

Get id.

Returns string.

language

 my $language = $obj->language;

Get language.

Returns string with QID.

lastrevid

 my $lastrevid = $obj->lastrevid;

Get last revision ID.

Returns string.

lemmas

 my $lemmas_ar = $obj->lemmas;

Get lemmas.

Returns reference to array with Wikibase::Datatype::Value::Monolingual instances.

lexical_category

 my $lexical_category = $obj->lexical_category;

Get lexical category.

Returns string with QID.

modified

 my $modified = $obj->modified;

Get date of modification.

Returns string.

ns

 my $ns = $obj->ns;

Get namespace.

Returns number.

page_id

 my $page_id = $obj->page_id;

Get page id.

Returns number.

senses

 my $senses_ar = $obj->senses;

Get senses.

Returns reference to array with Wikibase::Datatype::Sense instances.

statements

 my $statements_ar = $obj->statements;

Get statements.

Returns reference to array with Wikibase::Datatype::Statement instances.

title

 my $title = $obj->title;

Get title.

Returns string.

ERRORS

 new():
         From Mo::utils::check_array_object():
                 Form isn't 'Wikibase::Datatype::Form' object.
                 Lemma isn't 'Wikibase::Datatype::Value::Monolingual' object.
                 Parameter 'forms' must be a array.
                 Parameter 'lemmas' must be a array.
                 Parameter 'senses' must be a array.
                 Parameter 'statements' must be a array.
                 Sense isn't 'Wikibase::Datatype::Sense' object.
                 Statement isn't 'Wikibase::Datatype::Statement' object.
         From Wikibase::Datatype::Utils::check_entity():
                 Parameter 'language' must begin with 'Q' and number after it.";
                 Parameter 'lexical_category' must begin with 'Q' and number after it.";

EXAMPLE

 use strict;
 use warnings;

 use Wikibase::Datatype::Lexeme;
 use Wikibase::Datatype::Reference;
 use Wikibase::Datatype::Snak;
 use Wikibase::Datatype::Statement;
 use Wikibase::Datatype::Value::Item;
 use Wikibase::Datatype::Value::Monolingual;
 use Wikibase::Datatype::Value::String;
 use Wikibase::Datatype::Value::Time;

 # Object.
 my $statement1 = Wikibase::Datatype::Statement->new(
         # instance of (P31) human (Q5)
         'snak' => Wikibase::Datatype::Snak->new(
                  'datatype' => 'wikibase-item',
                  'datavalue' => Wikibase::Datatype::Value::Item->new(
                          'value' => 'Q5',
                  ),
                  'property' => 'P31',
         ),
         'property_snaks' => [
                 # of (P642) alien (Q474741)
                 Wikibase::Datatype::Snak->new(
                          'datatype' => 'wikibase-item',
                          'datavalue' => Wikibase::Datatype::Value::Item->new(
                                  'value' => 'Q474741',
                          ),
                          'property' => 'P642',
                 ),
         ],
         'references' => [
                  Wikibase::Datatype::Reference->new(
                          'snaks' => [
                                  # stated in (P248) Virtual International Authority File (Q53919)
                                  Wikibase::Datatype::Snak->new(
                                           'datatype' => 'wikibase-item',
                                           'datavalue' => Wikibase::Datatype::Value::Item->new(
                                                   'value' => 'Q53919',
                                           ),
                                           'property' => 'P248',
                                  ),

                                  # VIAF ID (P214) 113230702
                                  Wikibase::Datatype::Snak->new(
                                           'datatype' => 'external-id',
                                           'datavalue' => Wikibase::Datatype::Value::String->new(
                                                   'value' => '113230702',
                                           ),
                                           'property' => 'P214',
                                  ),

                                  # retrieved (P813) 7 December 2013
                                  Wikibase::Datatype::Snak->new(
                                           'datatype' => 'time',
                                           'datavalue' => Wikibase::Datatype::Value::Time->new(
                                                   'value' => '+2013-12-07T00:00:00Z',
                                           ),
                                           'property' => 'P813',
                                  ),
                          ],
                  ),
         ],
 );
 my $statement2 = Wikibase::Datatype::Statement->new(
         # sex or gender (P21) male (Q6581097)
         'snak' => Wikibase::Datatype::Snak->new(
                  'datatype' => 'wikibase-item',
                  'datavalue' => Wikibase::Datatype::Value::Item->new(
                          'value' => 'Q6581097',
                  ),
                  'property' => 'P21',
         ),
         'references' => [
                  Wikibase::Datatype::Reference->new(
                          'snaks' => [
                                  # stated in (P248) Virtual International Authority File (Q53919)
                                  Wikibase::Datatype::Snak->new(
                                           'datatype' => 'wikibase-item',
                                           'datavalue' => Wikibase::Datatype::Value::Item->new(
                                                   'value' => 'Q53919',
                                           ),
                                           'property' => 'P248',
                                  ),

                                  # VIAF ID (P214) 113230702
                                  Wikibase::Datatype::Snak->new(
                                           'datatype' => 'external-id',
                                           'datavalue' => Wikibase::Datatype::Value::String->new(
                                                   'value' => '113230702',
                                           ),
                                           'property' => 'P214',
                                  ),

                                  # retrieved (P813) 7 December 2013
                                  Wikibase::Datatype::Snak->new(
                                           'datatype' => 'time',
                                           'datavalue' => Wikibase::Datatype::Value::Time->new(
                                                   'value' => '+2013-12-07T00:00:00Z',
                                           ),
                                           'property' => 'P813',
                                  ),
                          ],
                  ),
         ],
 );

 # Main item.
 my $obj = Wikibase::Datatype::Lexeme->new(
         'id' => 'L469',
         'lemmas' => [
                 Wikibase::Datatype::Value::Monolingual->new(
                         'language' => 'cs',
                         'value' => 'pes',
                 ),
         ],
         'statements' => [
                 $statement1,
                 $statement2,
         ],
         'title' => 'Lexeme:L469',
 );

 # Print out.
 print "Title: ".$obj->title."\n";
 print 'Id: '.$obj->id."\n";
 print "Statements:\n";
 foreach my $statement (@{$obj->statements}) {
         print "\tStatement:\n";
         print "\t\t".$statement->snak->property.' -> '.$statement->snak->datavalue->value."\n";
         print "\t\tQualifers:\n";
         foreach my $property_snak (@{$statement->property_snaks}) {
                 print "\t\t\t".$property_snak->property.' -> '.
                         $property_snak->datavalue->value."\n";
         }
         print "\t\tReferences:\n";
         foreach my $reference (@{$statement->references}) {
                 print "\t\t\tReference:\n";
                 foreach my $reference_snak (@{$reference->snaks}) {
                         print "\t\t\t".$reference_snak->property.' -> '.
                                 $reference_snak->datavalue->value."\n";
                 }
         }
 }

 # Output:
 # Title: Lexeme:L469
 # Id: L469
 # Statements:
 #         Statement:
 #                 P31 -> Q5
 #                 Qualifers:
 #                         P642 -> Q474741
 #                 References:
 #                         Reference:
 #                         P248 -> Q53919
 #                         P214 -> 113230702
 #                         P813 -> +2013-12-07T00:00:00Z
 #         Statement:
 #                 P21 -> Q6581097
 #                 Qualifers:
 #                 References:
 #                         Reference:
 #                         P248 -> Q53919
 #                         P214 -> 113230702
 #                         P813 -> +2013-12-07T00:00:00Z

DEPENDENCIES

Error::Pure, Mo, Mo::utils, Wikibase::Datatype::Utils.

SEE ALSO

Wikibase::Datatype

Wikibase datatypes.

REPOSITORY

https://github.com/michal-josef-spacek/Wikibase-Datatype

AUTHOR

Michal Josef Špaček mailto:skim@cpan.org

http://skim.cz

LICENSE AND COPYRIGHT

© 2020-2022 Michal Josef Špaček

BSD 2-Clause License

VERSION

0.23