package EPrints::Plugin::Screen::EPMC::Import_EXIF;

use EPrints::Plugin::Screen::EPMC;
@ISA = ( 'EPrints::Plugin::Screen::EPMC' );

use strict;
# Make the plug-in
sub new
{
	my( $class, %params ) = @_;

	my $self = $class->SUPER::new( %params );

	$self->{actions} = [qw( enable disable configure )];
	$self->{disable} = 0; # always enabled, even in lib/plugins

	$self->{package_name} = "Import_EXIF";

	return $self;
}

=item $screen->action_enable( [ SKIP_RELOAD ] )

Enable the L<EPrints::DataObj::EPM> for the current repository.

If SKIP_RELOAD is true will not reload the repository configuration.

=cut

sub action_enable
{
	my( $self, $skip_reload ) = @_;
	my $repo = $self->{repository};

	$self->SUPER::action_enable( $skip_reload );

	$self->reload_config if !$skip_reload;
}

=item $screen->action_disable( [ SKIP_RELOAD ] )

Disable the L<EPrints::DataObj::EPM> for the current repository.

If SKIP_RELOAD is true will not reload the repository configuration.

=cut

sub action_disable
{
	my( $self, $skip_reload ) = @_;

	$self->SUPER::action_disable( $skip_reload );

	$self->reload_config if !$skip_reload;
}

sub render_messages
{
	my( $self ) = @_;

	my $repo = $self->{repository};
	my $xml = $repo->xml;

	my $frag = $xml->create_document_fragment;
	
	my $exiftool = $repo->get_repository->get_conf( "exif_import", "exif_path" );
	if ( -e $exiftool ) {
	} else {
                my $msg = $xml->create_document_fragment;

                $msg->appendChild($xml->create_text_node('exiftool not found on your system. You need to install exiftool and/or configure this plugin with the location of exiftool.'));

		$self->{processor}->add_message('message',$msg);
	
		$frag->appendChild( $repo->render_message( 'error', $msg ) );
	} 

	return $frag;
}


sub allow_configure { shift->can_be_viewed( @_ ) }

sub action_configure
{
        my( $self ) = @_;

        my $epm = $self->{processor}->{dataobj};
        my $epmid = $epm->id;

        foreach my $file ($epm->installed_files)
        {
                my $filename = $file->value( "filename" );
                next if $filename !~ m#^epm/$epmid/cfg/cfg\.d/(.*)#;
                my $url = $self->{repository}->current_url( host => 1 );
                $url->query_form(
                        screen => "Admin::Config::View::Perl",
                        configfile => "cfg.d/exif_import.pl",
                );
                $self->{repository}->redirect( $url );
                exit( 0 );
        }

        $self->{processor}->{screenid} = "Admin::EPM";

        $self->{processor}->add_message( "error", $self->html_phrase( "missing" ) );
}

1;