stexaminer now working to my satisfaction

[scpubgit/stemmatology.git] / stemmaweb / lib / stemmaweb / Controller / Stexaminer.pm

diff --git a/stemmaweb/lib/stemmaweb/Controller/Stexaminer.pm b/stemmaweb/lib/stemmaweb/Controller/Stexaminer.pm
index a0f4fcb..d2aa261 100644 (file)
--- a/stemmaweb/lib/stemmaweb/Controller/Stexaminer.pm
+++ b/stemmaweb/lib/stemmaweb/Controller/Stexaminer.pm
@@ -1,9 +1,12 @@
 package stemmaweb::Controller::Stexaminer;
 use Moose;
 use namespace::autoclean;
+use Encode qw/ decode_utf8 /;
 use File::Temp;
 use JSON;
 use Text::Tradition::Analysis qw/ run_analysis wit_stringify /;
+use Text::Tradition::Collation;
+use Text::Tradition::Stemma;
 
 BEGIN { extends 'Catalyst::Controller' }
 
@@ -18,12 +21,12 @@ The stemma analysis tool with the pretty colored table.
 
 =head1 METHODS
 
+=head2 index
+
  GET stexaminer/$textid
  
 Renders the application for the text identified by $textid.
 
-=head2 index
-
 =cut
 
 sub index :Path :Args(1) {
@@ -32,8 +35,8 @@ sub index :Path :Args(1) {
        my $tradition = $m->tradition( $textid );
        if( $tradition->stemma_count ) {
                my $stemma = $tradition->stemma(0);
-               # TODO Think about caching the stemma in a session 
-               $c->stash->{svg} = $stemma->as_svg;
+               $c->stash->{svg} = $stemma->as_svg( { size => [ 600, 350 ] } );
+               $c->stash->{graphdot} = $stemma->editable({ linesep => ' ' });
                $c->stash->{text_title} = $tradition->name;
                $c->stash->{template} = 'stexaminer.tt'; 
                # TODO Run the analysis as AJAX from the loaded page.
@@ -60,6 +63,34 @@ sub index :Path :Args(1) {
        }
 }
 
+=head2 graphsvg
+
+  POST stexaminer/graphsvg
+       dot: <stemmagraph dot string> 
+       layerwits: [ <a.c. witnesses ] 
+  
+Returns an SVG string of the given graph, extended to include the given 
+layered witnesses.
+
+=cut
+
+sub graphsvg :Local {
+       my( $self, $c ) = @_;
+       my $dot = $c->request->param('dot');
+       my @layerwits = $c->request->param('layerwits[]');
+       open my $stemma_fh, '<', \$dot;
+       binmode( $stemma_fh, ':encoding(UTF-8)' );
+       my $emptycoll = Text::Tradition::Collation->new();
+       my $tempstemma = Text::Tradition::Stemma->new( 
+               collation => $emptycoll, 'dot' => $stemma_fh );
+       my $svgopts = { size => [ 600, 350 ] };
+       if( @layerwits ) {
+               $svgopts->{'layerwits'} = \@layerwits;
+       }
+       $c->stash->{'result'} = $tempstemma->as_svg( $svgopts );
+       $c->forward('View::SVG');
+}
+
 =head2 end
 
 Attempt to render a view, if needed.