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package RT::URI::fsck_com_article;

use strict;
use warnings;
no warnings 'redefine';

use base qw/RT::URI::base/;
use RT::Article;

=head2 LocalURIPrefix 

Returns the prefix for a local article URI

=cut

sub LocalURIPrefix {
    my $self = shift;
    my $prefix = $self->Scheme. "://". RT->Config->Get('Organization');
    return ($prefix);
}

=head2 URIForObject RT::article

Returns the RT URI for a local RT::article object

=cut

sub URIForObject {

    my $self = shift;

    my $obj = shift;
    return ($self->LocalURIPrefix . "/article/" . $obj->Id);
}


=head2 ParseObject $ArticleObj

When handed an L<RT::Article> object, figure out its URI

=cut

=head2 ParseURI URI

When handed an fsck.com-article URI, figures out things like whether its a local article
and what its ID is

=cut

sub ParseURI { 
    my $self = shift;
    my $uri = shift;

    my $article;

    if ($uri =~ /^(\d+)$/) {
        $article = RT::Article->new($self->CurrentUser);
        $article->Load($uri);
        $self->{'uri'} = $article->URI;
    }
    else {
        $self->{'uri'} = $uri;
    }

       #If it's a local URI, load the article object and return its URI
    if ( $self->IsLocal) {
        my $local_uri_prefix = $self->LocalURIPrefix;
        if ($self->{'uri'} =~ /^$local_uri_prefix\/article\/(\d+)$/) {
            my $id = $1;
            $article = RT::Article->new( $self->CurrentUser );
            my ($ret, $msg) = $article->Load($id);

            #If we couldn't find a article, return undef.
            unless ( $article and $article->Id ) {
                # We got an id, but couldn't load it, so warn that it may
                # have been deleted.
                RT::Logger->warning("Unable to load article for id $id. It may"
                    . " have been deleted: $msg");
                return undef;
            }
        } else {
            return undef;
        }
    }

    #If we couldn't find a article, return undef.
    unless ( $article and $article->Id ) {
        return undef;
    }

    $self->{'object'} = $article;
    return ($article->Id);
}

=head2 IsLocal 

Returns true if this URI is for a local article.
Returns undef otherwise.

=cut

sub IsLocal {
    my $self = shift;
    my $local_uri_prefix = $self->LocalURIPrefix;
    if ($self->{'uri'} =~ /^$local_uri_prefix/) {
        return 1;
    }
    else {
        return undef;
    }
}



=head2 Object

Returns the object for this URI, if it's local. Otherwise returns undef.

=cut

sub Object {
    my $self = shift;
    return ($self->{'object'});

}

=head2 Scheme

Return the URI scheme for RT articles

=cut

sub Scheme {
    my $self = shift;
    return "fsck.com-article";
}

=head2 HREF

If this is a local article, return an HTTP URL to it.
Otherwise, return its URI

=cut

sub HREF {
    my $self = shift;
    if ($self->IsLocal && $self->Object) {
        return ( RT->Config->Get('WebURL') . "Articles/Article/Display.html?id=".$self->Object->Id);
    }   
    else {
        return ($self->URI);
    }
}

=head2 AsString

Return "Article 23"

=cut

sub AsString {
    my $self = shift;
    if ($self->IsLocal && ( my $object = $self->Object )) {
        if ( $object->Name ) {
            return $self->loc('Article #[_1]: [_2]', $object->id, $object->Name);
        } else {
            return $self->loc('Article #[_1]', $object->id);
        }
    } else {
        return $self->SUPER::AsString(@_);
    }

}


RT::Base->_ImportOverlays();

1;
