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
-
-The relationship editor tool.
-
=cut
sub index :Path :Args(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';
+ my $collation = $tradition->collation;
+ my $svg_str = $collation->as_svg;
+ $svg_str =~ s/\n//gs;
+ $c->stash->{'svg_string'} = $svg_str;
+ $c->stash->{'template'} = 'relate.tt';
+}
+
+sub dispatcher :Path :Args(2) {
+ my( $self, $c, $textid, $forward ) = @_;
+ $c->stash->{'tradition'} = $c->model('Directory')->tradition( $textid );
+ $c->forward( $forward );
+}
+
+=head2 relationship_definition
+
+ GET relation/definitions
+
+Returns a data structure giving the valid types and scopes for a relationship.
+
+=cut
+
+sub definitions :Local :Args(0) {
+ my( $self, $c ) = @_;
+ my $valid_relationships = [ qw/ spelling orthographic grammatical meaning / ];
+ my $valid_scopes = [ qw/ local global / ];
+ $c->stash->{'result'} = { 'types' => $valid_relationships, 'scopes' => $valid_scopes };
+ $c->forward('View::JSON');
}
+=head2 relationship
+
+ POST relation/$textid/relationship
+ source_id: $source, target_id: $target, rel_type: $type, scope: $scope
+
+Sets the specified relationship between the readings in $source and $target.
+Returns 200 and a list of node pairs where the relationship was added on success;
+returns 403 and an { error: message } struct on failure.
+
+=cut
+
+sub relationship :Private {
+ my( $self, $c ) = @_;
+ my $tradition = delete $c->stash->{'tradition'};
+ my $collation = $tradition->collation;
+ 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 );
+ my $m = $c->model('Directory');
+ $m->save( $tradition );
+ $c->stash->{'result'} = \@vectors;
+ } catch( Text::Tradition::Error $e ) {
+ $c->response->status( '403' );
+ $c->stash->{'result'} = { 'error' => $e->message };
+ }
+ $c->forward('View::JSON');
+}
+
+=head2 relationships
+
+ GET relation/$textid/relationships
+
+Returns a list of relationships that exist in the specified text. Each
+relationship is returned in a struct that looks like:
+
+{ source: $sid, target: $tid, type: $rel_type, scope: $rel_scope }
+
+=cut
+
+sub relationships :Private {
+ my( $self, $c ) = @_;
+ my $tradition = delete $c->stash->{'tradition'};
+ my $collation = $tradition->collation;
+ # TODO make this API
+ 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;
+ $c->forward('View::JSON');
+}
+
+
=head2 end
Attempt to render a view, if needed.