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1 | package stemmaweb::Controller::Root; |
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2 | use Moose; |
3 | use namespace::autoclean; |
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4 | use Text::Tradition::Analysis qw/ run_analysis /; |
5 | |
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6 | |
7 | BEGIN { extends 'Catalyst::Controller' } |
8 | |
9 | # |
10 | # Sets the actions in this controller to be registered with no prefix |
11 | # so they function identically to actions created in MyApp.pm |
12 | # |
13 | __PACKAGE__->config(namespace => ''); |
14 | |
15 | =head1 NAME |
16 | |
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17 | stemmaweb::Controller::Root - Root Controller for stemmaweb |
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18 | |
19 | =head1 DESCRIPTION |
20 | |
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21 | Serves up the main container pages. |
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22 | |
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23 | =head1 URLs |
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24 | |
25 | =head2 index |
26 | |
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27 | The root page (/). Serves the main container page, from which the various |
28 | components will be loaded. |
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29 | |
30 | =cut |
31 | |
32 | sub index :Path :Args(0) { |
33 | my ( $self, $c ) = @_; |
34 | |
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35 | $c->stash->{template} = 'index.tt'; |
36 | } |
37 | |
38 | =head1 Elements of index page |
39 | |
40 | =head2 directory |
41 | |
42 | GET /directory |
43 | |
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44 | Serves a snippet of HTML that lists the available texts. This returns texts belonging to the logged-in user if any, otherwise it returns all public texts. |
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45 | |
46 | =cut |
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47 | |
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48 | sub directory :Local :Args(0) { |
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49 | my( $self, $c ) = @_; |
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50 | my $m = $c->model('Directory'); |
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51 | my $user = $c->user_exists ? $c->user->get_object : 'public'; |
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52 | my @textlist = $m->traditionlist($user); |
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53 | $c->stash->{texts} = \@textlist; |
54 | $c->stash->{template} = 'directory.tt'; |
55 | } |
56 | |
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57 | =head2 variantgraph |
58 | |
59 | GET /variantgraph/$textid |
60 | |
61 | Returns the variant graph for the text specified at $textid, in SVG form. |
62 | |
63 | =cut |
64 | |
65 | sub variantgraph :Local :Args(1) { |
66 | my( $self, $c, $textid ) = @_; |
67 | my $m = $c->model('Directory'); |
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68 | my $tradition = $m->tradition( $textid ); |
69 | my $collation = $tradition->collation; |
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70 | $c->stash->{'result'} = $collation->as_svg; |
71 | $c->forward('View::SVG'); |
72 | } |
73 | |
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74 | =head2 alignment |
75 | |
76 | GET /alignment/$textid |
77 | |
78 | Returns an alignment table for the text specified at $textid. |
79 | |
80 | =cut |
81 | |
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82 | sub alignment :Local :Args(1) { |
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83 | my( $self, $c, $textid ) = @_; |
84 | my $m = $c->model('Directory'); |
85 | my $collation = $m->tradition( $textid )->collation; |
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86 | my $alignment = $collation->alignment_table; |
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87 | |
88 | # Turn the table, so that witnesses are by column and the rows |
89 | # are by rank. |
90 | my $wits = [ map { $_->{'witness'} } @{$alignment->{'alignment'}} ]; |
91 | my $rows; |
92 | foreach my $i ( 0 .. $alignment->{'length'} - 1 ) { |
93 | my @rankrdgs = map { $_->{'tokens'}->[$i]->{'t'} } |
94 | @{$alignment->{'alignment'}}; |
95 | push( @$rows, { 'rank' => $i+1, 'readings' => \@rankrdgs } ); |
96 | } |
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97 | $c->stash->{'witnesses'} = $wits; |
98 | $c->stash->{'table'} = $rows; |
99 | $c->stash->{'template'} = 'alignment.tt'; |
100 | } |
101 | |
102 | =head2 stemma |
103 | |
104 | GET /stemma/$textid |
105 | POST /stemma/$textid, { 'dot' => $dot_string } |
106 | |
107 | Returns an SVG representation of the stemma hypothesis for the text. If |
108 | the URL is called with POST and a new dot string, updates the stemma and |
109 | returns the SVG as with GET. |
110 | |
111 | =cut |
112 | |
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113 | sub stemma :Local :Args(1) { |
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114 | my( $self, $c, $textid ) = @_; |
115 | my $m = $c->model('Directory'); |
116 | my $tradition = $m->tradition( $textid ); |
117 | |
118 | if( $c->req->method eq 'POST' ) { |
119 | # Update the stemma |
120 | my $dot = $c->request->body_params->{'dot'}; |
121 | $tradition->add_stemma( $dot ); |
122 | $m->store( $tradition ); |
123 | } |
124 | |
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125 | $c->stash->{'result'} = $tradition->stemma_count |
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126 | ? $tradition->stemma(0)->as_svg( { size => [ 500, 375 ] } ) |
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127 | : ''; |
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128 | $c->forward('View::SVG'); |
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129 | } |
130 | |
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131 | =head2 stemmadot |
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132 | |
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133 | GET /stemmadot/$textid |
134 | |
135 | Returns the 'dot' format representation of the current stemma hypothesis. |
136 | |
137 | =cut |
138 | |
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139 | sub stemmadot :Local :Args(1) { |
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140 | my( $self, $c, $textid ) = @_; |
141 | my $m = $c->model('Directory'); |
142 | my $tradition = $m->tradition( $textid ); |
143 | |
144 | $c->response->body( $tradition->stemma->editable ); |
145 | $c->forward('View::Plain'); |
146 | } |
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147 | |
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148 | =head2 default |
149 | |
150 | Standard 404 error page |
151 | |
152 | =cut |
153 | |
154 | sub default :Path { |
155 | my ( $self, $c ) = @_; |
156 | $c->response->body( 'Page not found' ); |
157 | $c->response->status(404); |
158 | } |
159 | |
160 | =head2 end |
161 | |
162 | Attempt to render a view, if needed. |
163 | |
164 | =cut |
165 | |
166 | sub end : ActionClass('RenderView') {} |
167 | |
168 | =head1 AUTHOR |
169 | |
170 | Tara L Andrews |
171 | |
172 | =head1 LICENSE |
173 | |
174 | This library is free software. You can redistribute it and/or modify |
175 | it under the same terms as Perl itself. |
176 | |
177 | =cut |
178 | |
179 | __PACKAGE__->meta->make_immutable; |
180 | |
181 | 1; |