use EPrints;

use strict;

my $session = EPrints::Session->new();

# security?

my $content = "text/xml";

$session->send_http_header( content_type=>$content );

my $family = $session->param( "_name_family" );

my $given = $session->param( "_name_given" );

my $id = $session->param( "_id" );

my $orcid = $session->param( "_orcid" );

my $database = $session->get_database;

my $dataset = $session->dataset( "eprint" );

my @unique_results = ();

foreach my $role (@{$session->config( "orcid","eprint_fields" )})

{

my $name_field = $dataset->get_field( $role."_name" );

my $id_field = $dataset->get_field( $role."_id" );

my $orcid_field = $dataset->get_field( $role."_orcid" );

my @fields = ($name_field->get_sql_names, $id_field->get_sql_names, $orcid_field->get_sql_names);

my $Q_table = $database->quote_identifier($dataset->get_sql_table_name);

my $Q_name_table = $database->quote_identifier($dataset->get_sql_sub_table_name($name_field));

my $Q_id_table = $database->quote_identifier($dataset->get_sql_sub_table_name($id_field));

my $Q_orcid_table = $database->quote_identifier($dataset->get_sql_sub_table_name($orcid_field));

my $Q_eprintid = $database->quote_identifier( "eprintid" );

my $Q_pos = $database->quote_identifier( "pos" );

my $Q_num_matches = $database->quote_identifier( "num_matches" );

my $Q_eprint_status = $database->quote_identifier( "eprint_status" );

my $sql = "SELECT COUNT($Q_table.$Q_eprintid) ".$database->sql_AS." $Q_num_matches," .

join(",", map { $database->quote_identifier($_) } @fields) .

" FROM $Q_table" .

" LEFT JOIN $Q_name_table" .

" ON $Q_table.$Q_eprintid=$Q_name_table.$Q_eprintid" .

" LEFT JOIN $Q_id_table" .

" ON $Q_name_table.$Q_eprintid=$Q_id_table.$Q_eprintid " .

" AND $Q_name_table.$Q_pos=$Q_id_table.$Q_pos " .

" LEFT JOIN $Q_orcid_table" .

" ON $Q_name_table.$Q_eprintid=$Q_orcid_table.$Q_eprintid " .

" AND $Q_name_table.$Q_pos=$Q_orcid_table.$Q_pos " .

" WHERE " .

" $Q_table.$Q_eprint_status=".$database->quote_value( "archive" );

if( EPrints::Utils::is_set( $family ) )

{

$sql .= " AND ".$database->quote_identifier($role."_name_family").$database->sql_LIKE().$database->quote_value(EPrints::Database::prep_like_value($family).'%');

}

if( EPrints::Utils::is_set( $given ) )

{

$sql .= " AND ".$database->quote_identifier($role."_name_given").$database->sql_LIKE().$database->quote_value(EPrints::Database::prep_like_value($given).'%');

}

if( EPrints::Utils::is_set( $id ) )

{

$sql .= " AND ".$database->quote_identifier($role."_id").$database->sql_LIKE().$database->quote_value(EPrints::Database::prep_like_value($id).'%');

}

if( EPrints::Utils::is_set( $orcid ) )

{

$sql .= " AND ".$database->quote_identifier($role."_orcid").$database->sql_LIKE().$database->quote_value(EPrints::Database::prep_like_value($orcid).'%');

}

$sql .= "GROUP BY ".join(",",map { $database->quote_identifier($_) } @fields);

my $sth = $session->get_database->prepare_select( $sql, 'limit' => 40 );

$session->get_database->execute( $sth , $sql );

while( my @row = $sth->fetchrow_array )

{

my $count = shift @row;

my $name = $name_field->value_from_sql_row( $session, \@row );

my $id = $id_field->value_from_sql_row( $session, \@row );

my $orcid = $orcid_field->value_from_sql_row( $session, \@row );

my $result = {

count => $count,

name => $name,

id => $id,

orcid => $orcid,

};

my $is_duplicate = 0;

if(@unique_results) {

foreach my $unique_result (@unique_results)

{

# Check if we already have this person in our results

if( $result->{name}->{family} eq $unique_result->{name}->{family}

&& $result->{name}->{given} eq $unique_result->{name}->{given}

&& $result->{id} eq $unique_result->{id}

&& $result->{orcid} eq $unique_result->{orcid})

{

# Drop the entry but add its number of matches to the entry in our results

$unique_result->{count} += $result->{count};

$is_duplicate = 1;

}

}

}

if(!@unique_results || (@unique_results && !$is_duplicate))

{

# New person, add to our unique results (including rendering)

my $frag = $session->make_doc_fragment;

$frag->appendChild( $name_field->render_single_value( $session, $name ) );

if( EPrints::Utils::is_set( $id ) )

{

$frag->appendChild( $session->make_text( " " ) );

$frag->appendChild( $id_field->render_single_value( $session, $id ) );

}

if( EPrints::Utils::is_set( $orcid ) )

{

$frag->appendChild( $session->make_text( " (" ) );

$frag->appendChild( $orcid_field->render_single_value( $session, $orcid ) );

$frag->appendChild( $session->make_text( ")" ) );

}

$result->{xhtml} = $frag;

$result->{values} = [

"for:value:relative:_name_family" => $name->{family},

"for:value:relative:_name_given" => $name->{given},

"for:value:relative:_name_honourific" => $name->{honourific},

"for:value:relative:_name_lineage" => $name->{lineage},

"for:value:relative:_id" => $id,

"for:value:relative:_orcid" => $orcid,

];

push @unique_results, $result;

}

}

$sth->finish();

}

# Sort our unique results by num_matches descending and name ascending

my @sorted_results = sort {

$b->{count} <=> $a->{count}

|| $a->{name}->{family} cmp $b->{name}->{family}

|| $a->{name}->{given} cmp $b->{name}->{given}

} @unique_results;

# Calculate total number of items

foreach my $result (@sorted_results)

{

my $frag = $result->{xhtml};

$frag->appendChild( $session->html_phrase( 'cgi/lookup/name:contributed', count => $session->make_text( $result->{count} ) ) );

}

my $ul = EPrints::Extras::render_lookup_list( $session, \@sorted_results );

$session->send_http_header( content_type => "text/xml; charset=UTF-8" );

binmode(STDOUT,":utf8");

print <<END;

<?xml version="1.0" encoding="UTF-8" ?>

END

print EPrints::XML::to_string( $ul, "utf-8", 1 );

EPrints::XML::dispose( $ul );

$session->terminate;