Created
May 16, 2019 14:04
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EPScript to limit authors in citation
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| { | |
| package EPrints::Script::Compiled; | |
| use strict; | |
| sub run_wrro_people_limited | |
| { | |
| my( $self, $state, $value, $limit ) = @_; | |
| my $session = $state->{session}; | |
| my $r = $state->{session}->make_doc_fragment; | |
| my $creators = $value->[0]; | |
| if( defined $limit ){ | |
| if( $limit->[1] ne "INTEGER" ) | |
| { | |
| EPrints::abort( "Usage: wrro_people_limited( PERSON_FIELD, max )" ); | |
| } | |
| $limit = $limit->[0]; | |
| } | |
| if( defined $limit && $limit > 0 ){ | |
| $limit--; | |
| } | |
| if( !defined $limit || $limit > $#$creators ){ | |
| $limit = $#$creators; | |
| } | |
| foreach my $i (0..$limit){ | |
| my $creator = @$creators[$i]; | |
| if( $i > 0 ){ | |
| #not first item (or only one item) | |
| if( $i == $#$creators ){ | |
| #last item | |
| $r->appendChild( $session->make_text( " and " ) ); | |
| } else { | |
| $r->appendChild( $session->make_text( ", " ) ); | |
| } | |
| } | |
| my $person_span = $session->make_element( "span", "class" => "person" ); | |
| $person_span->appendChild( $session->render_name( $creator->{name} ) ); | |
| $r->appendChild( $person_span ); | |
| } | |
| if( $limit < $#$creators ){ | |
| my $more_authors = $#$creators - $limit; | |
| my $s = ( $more_authors > 1 ? 's' : '' ); | |
| $r->appendChild( $session->make_text( " et al. ($more_authors more author$s)" ) ); | |
| } | |
| return [ $r, "XHTML" ]; | |
| } | |
| } |
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