1 package TreeOfTexts::Controller::Stemmagraph;
3 use namespace::autoclean;
5 use Text::Tradition::Collation;
6 use Text::Tradition::Stemma;
8 BEGIN { extends 'Catalyst::Controller' }
11 # Sets the actions in this controller to be registered with no prefix
12 # so they function identically to actions created in MyApp.pm
14 __PACKAGE__->config(namespace => '');
18 TreeOfTexts::Controller::Stemmagraph - Simple controller for stemma display
22 [enter your description here]
28 sub get_graph :Local {
30 # If called interactively, we have params 'display', 'output', 'witnesses'
31 # If called non-interactively, we look at headers and content.
32 # The body is actually a File::Temp object; this is undocumented but
36 if( $c->request->params->{'dot'} ) {
37 # Make a File::Temp object.
38 my $tmpfile = File::Temp->new( UNLINK => 0 );
39 print $tmpfile $c->request->params->{'dot'};
40 $dotfile = $tmpfile->filename;
43 $dotfile = $c->request->body;
47 # Render the dot in the given format.
48 my $collation = Text::Tradition::Collation->new();
49 my $stemma = Text::Tradition::Stemma->new( 'collation' => $collation, 'dot' => $dotfile );
50 unlink( $dotfile ) if $must_unlink;
51 $c->stash->{result} = $stemma->as_svg;
52 $c->forward( "View::SVG" );
57 Attempt to render a view, if needed.
61 sub end : ActionClass('RenderView') {}
69 This library is free software. You can redistribute it and/or modify
70 it under the same terms as Perl itself.
74 __PACKAGE__->meta->make_immutable;