###################################################################### # # EPrints::Paracite # ###################################################################### # # This file is part of GNU EPrints 2. # # Copyright (c) 2000-2004 University of Southampton, UK. SO17 1BJ. # # EPrints 2 is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # EPrints 2 is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with EPrints 2; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # ###################################################################### =pod =head1 NAME B<EPrints::Paracite> - Module for rendering reference blocks into links. =head1 DESCRIPTION If your repository allows users to specify references in a reference field, you can use this function. =over 4 =cut ###################################################################### package EPrints::Paracite; use strict; ###################################################################### =pod =item $xhtml = EPrints::Paracite::render_reference( $session, $field, $value ) This function is intended to be passed by reference to the render_single_value property of a referencetext metadata field. Each reference will then be rendered as a link to a CGI script. =cut ###################################################################### sub render_reference { my( $session , $field , $value ) = @_; my $i=0; my $mode = 0; my $html = $session->make_doc_fragment(); my $perlurl = $session->get_repository->get_conf( "perl_url" ); my $baseurl = $session->get_repository->get_conf( "base_url" ); # Loop through all references my @references = split "\n", $value; return $html unless ( scalar @references > 0 ); foreach my $reference (@references) { next if( $reference =~ /^\s*$/ ); my $form = $session->render_form( 'post', $perlurl.'/paracite' ); my $p = $session->make_element( "p", class=>"citation_reference" ); $form->appendChild( $p ); $p->appendChild( $session->make_text( $reference." " ) ); $p->appendChild( $session->make_element( 'input', name=>'action', value=>'1', type=>'image', src=>$baseurl."/images/reflink.png" ) ); $p->appendChild( $session->make_element( 'input', name=>'ref', value=>$reference, type=>'hidden' ) ); $html->appendChild( $form ); } return $html; } ###################################################################### =pod =back =cut 1;