package stemmaweb::Controller::Relation;
use Moose;
use namespace::autoclean;
+use TryCatch;
BEGIN { extends 'Catalyst::Controller' }
=head1 DESCRIPTION
-The stemma analysis tool with the pretty colored table.
+The reading relationship mapper with draggable nodes.
=head1 METHODS
+=head2 index
+
GET relation/$textid
Renders the application for the text identified by $textid.
-=head2 index
+=cut
-The relationship editor tool.
+sub index :Path :Args(0) {
+ my( $self, $c ) = @_;
+ $c->stash->{'template'} = 'relate.tt';
+}
+
+=head2 definitions
+
+ GET relation/definitions
+
+Returns a data structure giving the valid types and scopes for a relationship.
=cut
-sub index :Path :Args(1) {
+sub definitions :Local :Args(0) {
+ my( $self, $c ) = @_;
+ my $valid_relationships = [ qw/ spelling orthographic grammatical meaning
+ lexical transposition / ];
+ my $valid_scopes = [ qw/ local global / ];
+ $c->stash->{'result'} = { 'types' => $valid_relationships, 'scopes' => $valid_scopes };
+ $c->forward('View::JSON');
+}
+
+=head2 text
+
+ GET relation/$textid/
+
+ Runs the relationship mapper for the specified text ID.
+
+=cut
+
+sub text :Chained('/') :PathPart('relation') :CaptureArgs(1) {
my( $self, $c, $textid ) = @_;
- my $m = $c->model('Directory');
- my $tradition = $m->tradition( $textid );
- my $table = $tradition->collation->make_alignment_table();
- my $witlist = map { $_->{'witness'} } @{$table->{'alignment'}};
- $c->stash->{witnesses} = $witlist;
- $c->stash->{alignment} = $table;
- $c->stash->{template} = 'relate.tt';
+ $c->stash->{'tradition'} = $c->model('Directory')->tradition( $textid );
+}
+
+sub main :Chained('text') :PathPart('') :Args(0) {
+ my( $self, $c ) = @_;
+ my $tradition = delete $c->stash->{'tradition'};
+ my $collation = $tradition->collation;
+ my $svg_str = $collation->as_svg;
+ $svg_str =~ s/\n//gs;
+ $c->stash->{'svg_string'} = $svg_str;
+ $c->stash->{'text_title'} = $tradition->name;
+ $c->stash->{'template'} = 'relate.tt';
+
}
+=head2 relationships
+
+ GET $textid/relationships
+
+Returns the list of relationships defined for this text.
+
+ POST $textid/relationships { request }
+
+Attempts to define the requested relationship within the text. Returns 200 on
+success or 403 on error.
+
+ DELETE $textid/relationships { request }
+
+
+=cut
+
+sub relationships :Chained('text') :PathPart :Args(0) {
+ my( $self, $c ) = @_;
+ my $tradition = delete $c->stash->{'tradition'};
+ my $collation = $tradition->collation;
+ my $m = $c->model('Directory');
+ if( $c->request->method eq 'GET' ) {
+ my @pairs = $collation->relationships; # returns the edges
+ my @all_relations;
+ foreach my $p ( @pairs ) {
+ my $relobj = $collation->relations->get_relationship( @$p );
+ push( @all_relations,
+ { source => $p->[0], target => $p->[1],
+ type => $relobj->type, scope => $relobj->scope } );
+ }
+ $c->stash->{'result'} = \@all_relations;
+ } elsif( $c->request->method eq 'POST' ) {
+ my $node = $c->request->param('source_id');
+ my $target = $c->request->param('target_id');
+ my $relation = $c->request->param('rel_type');
+ my $note = $c->request->param('note');
+ my $scope = $c->request->param('scope');
+
+ my $opts = { 'type' => $relation,
+ 'scope' => $scope };
+
+ try {
+ my @vectors = $collation->add_relationship( $node, $target, $opts );
+ $c->stash->{'result'} = \@vectors;
+ $m->save( $tradition );
+ } catch( Text::Tradition::Error $e ) {
+ $c->response->status( '403' );
+ $c->stash->{'result'} = { 'error' => $e->message };
+ }
+ } elsif( $c->request->method eq 'DELETE' ) {
+ my $node = $c->request->param('source_id');
+ my $target = $c->request->param('target_id');
+
+ try {
+ my @vectors = $collation->del_relationship( $node, $target );
+ $m->save( $tradition );
+ $c->stash->{'result'} = \@vectors;
+ } catch( Text::Tradition::Error $e ) {
+ $c->response->status( '403' );
+ $c->stash->{'result'} = { 'error' => $e->message };
+ }
+ }
+ $c->forward('View::JSON');
+}
+
+
=head2 end
Attempt to render a view, if needed.