1 package stemmaweb::Controller::Stexaminer;
3 use namespace::autoclean;
4 use Encode qw/ decode_utf8 /;
7 use Text::Tradition::Analysis qw/ run_analysis wit_stringify /;
8 use Text::Tradition::Collation;
9 use Text::Tradition::Stemma;
11 BEGIN { extends 'Catalyst::Controller' }
16 stemmaweb::Controller::Stexaminer - Simple controller for stemma display
20 The stemma analysis tool with the pretty colored table.
26 GET stexaminer/$textid
28 Renders the application for the text identified by $textid.
32 sub index :Path :Args(1) {
33 my( $self, $c, $textid ) = @_;
34 my $m = $c->model('Directory');
35 my $am = $c->model('Analysis');
36 my $tradition = $m->tradition( $textid );
37 if( $tradition->stemma_count ) {
38 my $stemma = $tradition->stemma(0);
39 $c->stash->{svg} = $stemma->as_svg( { size => [ 600, 350 ] } );
40 $c->stash->{graphdot} = $stemma->editable({ linesep => ' ' });
41 $c->stash->{text_title} = $tradition->name;
42 $c->stash->{template} = 'stexaminer.tt';
44 # Get the analysis options
45 my( $use_type1, $ignore_sort ) = ( 0, 'none' );
46 if( $c->req->method eq 'POST' ) {
47 $use_type1 = $c->req->param( 'show_type1' ) ? 1 : 0;
48 $ignore_sort = $c->req->param( 'ignore_variant' );
50 $c->stash->{'show_type1'} = $use_type1;
51 $c->stash->{'ignore_variant'} = $ignore_sort;
52 # TODO Run the analysis as AJAX from the loaded page.
53 my %analysis_options = ( calcdir => $am );
54 $analysis_options{'exclude_type1'} = !$use_type1;
55 if( $ignore_sort eq 'spelling' ) {
56 $analysis_options{'merge_types'} = [ qw/ spelling orthographic / ];
57 } elsif( $ignore_sort eq 'orthographic' ) {
58 $analysis_options{'merge_types'} = 'orthographic';
61 my $t = run_analysis( $tradition, %analysis_options );
62 # Stringify the reading groups
63 foreach my $loc ( @{$t->{'variants'}} ) {
64 my $mst = wit_stringify( $loc->{'missing'} );
65 $loc->{'missing'} = $mst;
66 foreach my $rhash ( @{$loc->{'readings'}} ) {
67 my $gst = wit_stringify( $rhash->{'group'} );
68 $rhash->{'group'} = $gst;
69 _stringify_element( $rhash, 'independent_occurrence' );
70 _stringify_element( $rhash, 'reversions' );
71 unless( $rhash->{'text'} ) {
72 $rhash->{'text'} = $rhash->{'readingid'};
76 # Values for TT rendering
77 $c->stash->{variants} = $t->{'variants'};
78 $c->stash->{total} = $t->{'variant_count'};
79 $c->stash->{genealogical} = $t->{'genealogical_count'};
80 $c->stash->{conflict} = $t->{'conflict_count'};
81 # Also make a JSON stash of the data for the statistics tables
82 $c->stash->{reading_statistics} = to_json( $t->{'variants'} );
84 $c->stash->{error} = 'Tradition ' . $tradition->name
85 . 'has no stemma for analysis.';
89 sub _stringify_element {
90 my( $hash, $key ) = @_;
91 return undef unless exists $hash->{$key};
92 if( ref( $hash->{$key} ) eq 'ARRAY' ) {
93 my $str = join( ', ', @{$hash->{$key}} );
100 POST stexaminer/graphsvg
101 dot: <stemmagraph dot string>
102 layerwits: [ <a.c. witnesses ]
104 Returns an SVG string of the given graph, extended to include the given
109 sub graphsvg :Local {
110 my( $self, $c ) = @_;
111 my $dot = $c->request->param('dot');
112 my @layerwits = $c->request->param('layerwits[]');
113 open my $stemma_fh, '<', \$dot;
114 binmode( $stemma_fh, ':encoding(UTF-8)' );
115 my $emptycoll = Text::Tradition::Collation->new();
116 my $tempstemma = Text::Tradition::Stemma->new(
117 collation => $emptycoll, 'dot' => $stemma_fh );
118 my $svgopts = { size => [ 600, 350 ] };
120 $svgopts->{'layerwits'} = \@layerwits;
122 $c->stash->{'result'} = $tempstemma->as_svg( $svgopts );
123 $c->forward('View::SVG');
128 Attempt to render a view, if needed.
132 sub end : ActionClass('RenderView') {}
140 This library is free software. You can redistribute it and/or modify
141 it under the same terms as Perl itself.
145 __PACKAGE__->meta->make_immutable;