first in-progress attempt at adding node detachment

[scpubgit/stemmaweb.git] / lib / stemmaweb / Controller / Relation.pm

diff --git a/lib/stemmaweb/Controller/Relation.pm b/lib/stemmaweb/Controller/Relation.pm
index 0b5d1bb..71f80ac 100644 (file)
--- a/lib/stemmaweb/Controller/Relation.pm
+++ b/lib/stemmaweb/Controller/Relation.pm
@@ -1,5 +1,5 @@
 package stemmaweb::Controller::Relation;
-use JSON qw/ to_json /;
+use JSON qw/ to_json from_json /;
 use Moose;
 use Module::Load;
 use namespace::autoclean;
@@ -280,11 +280,9 @@ sub _reading_struct {
                my $t = $_[0]->type;
                return $t eq 'spelling' || $t eq 'orthographic';
        };
-       my @variants;
-       foreach my $sr ( $reading->related_readings( $sameword ) ) {
-               push( @variants, $sr->text );
-       }
-       $struct->{'variants'} = \@variants;
+       # Now add the list data
+       $struct->{'variants'} = [ map { $_->text } $reading->related_readings( $sameword ) ];
+       $struct->{'witnesses'} = [ $reading->witnesses ];
        return $struct;
 }
 
@@ -331,7 +329,7 @@ sub reading :Chained('text') :PathPart :Args(1) {
                if( $c->stash->{'permission'} ne 'full' ) {
                        $c->response->status( '403' );
                        $c->stash->{'result'} = { 
-                               'error' => 'You do not have permission to view this tradition.' };
+                               'error' => 'You do not have permission to modify this tradition.' };
                        $c->detach('View::JSON');
                        return;
                }
@@ -389,6 +387,58 @@ sub reading :Chained('text') :PathPart :Args(1) {
 
 }
 
+=head2 duplicate
+
+ POST relation/$textid/duplicate/$id/ { witnesses }
+ 
+Duplicates the given reading, detaching the witnesses specified in the list to use
+the new reading instead of the old. The 'witnesses' param should be a JSON array.
+
+=cut
+
+sub duplicate :Chained('text') :PathPart :Args(1) {
+       my( $self, $c, $reading_id ) = @_;
+       my $tradition = delete $c->stash->{'tradition'};
+       my $collation = $tradition->collation;
+       my $rdg = $collation->reading( $reading_id );
+       my $m = $c->model('Directory');
+       if( $c->request->method eq 'POST' ) {
+               if( $c->stash->{'permission'} ne 'full' ) {
+                       $c->response->status( '403' );
+                       $c->stash->{'result'} = { 
+                               'error' => 'You do not have permission to modify this tradition.' };
+                       $c->detach('View::JSON');
+                       return;
+               }
+               my $errmsg;
+               my $response = {};
+               if( $c->request->param('witnesses') ) {
+                       my $witlist = from_json( $c->request->param('witnesses') );
+                       my $newrdg;
+                       try {
+                               $newrdg = $collation->duplicate_reading( $reading_id, @$witlist );
+                       } catch( Text::Tradition::Error $e ) {
+                               $c->response->status( '403' );
+                               $errmsg = $e->message;
+                       } catch {
+                               # Something else went wrong, probably a Moose error
+                               $c->response->status( '403' );
+                               $errmsg = 'Something went wrong with the request';      
+                       }
+                       if( $newrdg ) {
+                               $response = { reading => $newrdg->id, witnesses => $witlist };
+                       }
+               } else {
+                       $c->response->status( '403' );
+                       $errmsg = "At least one witness must be specified for a duplication";
+               }
+               $c->stash->{'result'} = $errmsg ? { 'error' => $errmsg } : $response;
+       }
+       $c->forward('View::JSON');
+}
+
+
+
 sub _check_permission {
        my( $c, $tradition ) = @_;
     my $user = $c->user_exists ? $c->user->get_object : undef;