#!/usr/bin/perl

=head1 NAME

title_duplicates - warn of duplicate entries based on title

=head1 SYNOPSIS

=head1 DESCRIPTION

Provides a warning box for any other eprints where q prefixes the title.

=cut

use EPrints;

use strict;
use warnings;

#use LWP::UserAgent;
#use WWW::Curl;

my $repo = EPrints->new->current_repository;

my $db = $repo->get_database;
my $xml = $repo->xml;

my $rl_conf = $repo->get_conf("repo_link");

my $jsonp = $repo->param( "json" ) || $repo->param( "jsonp" ) || $repo->param( "callback" ) || "send_data";

my $id = $repo->param( "eprintid" );
$id = $repo->param( "id" ) if !EPrints::Utils::is_set( $id );

if( !defined($id) )
{
        $repo->log( "export_proxy script called without id argument: ".join(',',$repo->param));
        exit(0);
}
elsif( $id =~ /^([0-9]+)$/ )
{
        $id = $1;
}
else
{
        EPrints::abort "Requires numeric id argument";
}

#print STDERR $rl_conf->{master_repo_host}."\n";
my $export_req = $rl_conf->{master_repo_host};
#print STDERR "*".$rl_conf->{masster_repo_port}."*\n";
$export_req .= ":".$rl_conf->{master_repo_port} if(defined $rl_conf->{master_repo_port} && $rl_conf->{master_repo_port}=~ /\d+/);

$export_req .= "/cgi/search/archive/advanced/";
$export_req .= int(rand(1000000)).".js";
$export_req .= "?screen=Search&dataset=archive&_action_export=1&output=JSON&exp=0%7C1%7C-date%2Fcreators_name%2Ftitle%7Carchive%7C-%7Crepo_link_link%3Arepo_link_link%3AALL%3AIN%3A";
$export_req .= "http%253A%2F%2F".$repo->get_conf("host")."%2Fid%2Feprint%2F$id";
$export_req .= "%7C-%7Ceprint_status%3Aeprint_status%3AANY%3AEQ%3Aarchive%7Cmetadata_visibility%3Ametadata_visibility%3AANY%3AEQ%3Ashow";

#print STDERR $export_req."\n";
if($export_req !~ /^http:\/\//){
        $export_req = "http://".$export_req;
}

my $ua = LWP::UserAgent->new;
my $req =  HTTP::Request->new( GET => $export_req);
$ua->default_header('Accept' => "application/json");
my $response = $ua->request( $req );

my $res_str = $response->decoded_content;

#Lets send back some useful config data to the client too....
$res_str = "{lookup_response: $res_str, ".
                "eprintid: $id, ".
                "export_script: '".$export_req.
                "'}";
#binmode(STDOUT, ":utf8"); # data from curl will already be utf8, this seems to double-encode it
$repo->send_http_header( content_type => "application/json; charset=UTF-8" );

if($jsonp){
        $jsonp =~ s/[^=A-Za-z0-9_]//g;
        $res_str = "$jsonp(\n".$res_str;
        $res_str .= ");\n";
}
print $res_str;