remove code for CPANRatings

CPANRatings is long dead, so remove the code for indexing it.

The Ratings controller is left in place, but with all of its end points
returning hard coded empty results.

Author: haarg

docs/API-docs.md

@@ -32,7 +32,6 @@ Available fields can be found by accessing the corresponding `_mapping` endpoint
 * [`/favorite/_mapping`](https://fastapi.metacpan.org/v1/favorite/_mapping) - [explore](https://explorer.metacpan.org/?url=/favorite/_mapping)
 * [`/file/_mapping`](https://fastapi.metacpan.org/v1/file/_mapping) - [explore](https://explorer.metacpan.org/?url=/file/_mapping)
 * [`/module/_mapping`](https://fastapi.metacpan.org/v1/module/_mapping) - [explore](https://explorer.metacpan.org/?url=/module/_mapping)
-* [`/rating/_mapping`](https://fastapi.metacpan.org/v1/rating/_mapping) - [explore](https://explorer.metacpan.org/?url=/rating/_mapping)
 * [`/release/_mapping`](https://fastapi.metacpan.org/v1/release/_mapping) - [explore](https://explorer.metacpan.org/?url=/release/_mapping)
 
 
@@ -48,7 +47,6 @@ Performing a search without any constraints is an easy way to get sample data
 * [`/distribution/_search`](https://fastapi.metacpan.org/v1/distribution/_search)
 * [`/favorite/_search`](https://fastapi.metacpan.org/v1/favorite/_search)
 * [`/file/_search`](https://fastapi.metacpan.org/v1/file/_search)
-* [`/rating/_search`](https://fastapi.metacpan.org/v1/rating/_search)
 * [`/release/_search`](https://fastapi.metacpan.org/v1/release/_search)
 
 ## JSONP

lib/MetaCPAN/Document/Rating.pm

@@ -12,7 +12,6 @@ use MetaCPAN::Script::Mapping::CPAN::File         ();
 use MetaCPAN::Script::Mapping::CPAN::Mirror       ();
 use MetaCPAN::Script::Mapping::CPAN::Permission   ();
 use MetaCPAN::Script::Mapping::CPAN::Package      ();
-use MetaCPAN::Script::Mapping::CPAN::Rating       ();
 use MetaCPAN::Script::Mapping::CPAN::Release      ();
 use MetaCPAN::Script::Mapping::DeployStatement    ();
 use MetaCPAN::Script::Mapping::User::Account      ();
@@ -511,8 +510,6 @@ sub _build_mapping {
                 MetaCPAN::Script::Mapping::CPAN::Permission::mapping),
             package => decode_json(
                 MetaCPAN::Script::Mapping::CPAN::Package::mapping),
-            rating =>
-                decode_json(MetaCPAN::Script::Mapping::CPAN::Rating::mapping),
             release => decode_json(
                 MetaCPAN::Script::Mapping::CPAN::Release::mapping),
         },

lib/MetaCPAN/Document/Rating/Set.pm

@@ -47,7 +47,6 @@ sub _build_bulk {
         file => $self->es->bulk_helper( index => $index, type => 'file' ),
         permission =>
             $self->es->bulk_helper( index => $index, type => 'permission' ),
-        rating => $self->es->bulk_helper( index => $index, type => 'rating' ),
         release =>
             $self->es->bulk_helper( index => $index, type => 'release' ),
     };
@@ -65,17 +64,6 @@ sub _get_scroller_release {
     );
 }
 
-sub _get_scroller_rating {
-    my ( $self, $query ) = @_;
-    return $self->es->scroll_helper(
-        size   => 500,
-        scroll => '10m',
-        index  => $self->index->name,
-        type   => 'rating',
-        body   => { query => $query },
-    );
-}
-
 sub _get_scroller_file {
     my ( $self, $query ) = @_;
     return $self->es->scroll_helper(
@@ -132,7 +120,6 @@ sub run {
         }
         $self->purge_author_releases;
         $self->purge_favorite;
-        $self->purge_rating;
         if ( !$self->release ) {
             $self->purge_author;
             $self->purge_contributor;
@@ -330,87 +317,6 @@ sub purge_contributor {
     };
 }
 
-sub purge_rating {
-    my $self = shift;
-
-    if ( $self->release ) {
-        $self->purge_rating_release;
-    }
-    else {
-        $self->purge_rating_author;
-    }
-}
-
-sub purge_rating_release {
-    my $self = shift;
-    log_info {
-        'Looking all up ratings for release '
-            . $self->release
-            . ' author '
-            . $self->author
-    };
-
-    my @remove;
-
-    my $query = {
-        bool => {
-            must => [
-                { term => { author  => $self->author } },
-                { term => { release => $self->release } }
-            ]
-        }
-    };
-
-    my $scroll_rating = $self->_get_scroller_rating($query);
-
-    while ( my $r = $scroll_rating->next ) {
-        log_debug {
-            'Removing ratings for release '
-                . $self->release
-                . ' by author '
-                . $self->author
-        };
-        push @remove, $r->{_id};
-    }
-
-    if (@remove) {
-        $self->bulk->{rating}->delete_ids(@remove);
-        $self->bulk->{rating}->flush;
-    }
-
-    log_info {
-        'Finished purging rating entries for release '
-            . $self->release
-            . ' by author '
-            . $self->author
-    };
-}
-
-sub purge_rating_author {
-    my $self = shift;
-    log_info { 'Looking all up ratings for author ' . $self->author };
-
-    my @remove;
-
-    my $query = { term => { author => $self->author } };
-
-    my $scroll_rating = $self->_get_scroller_rating($query);
-
-    while ( my $r = $scroll_rating->next ) {
-        log_debug { 'Removing ratings related to author ' . $self->author };
-        push @remove, $r->{_id};
-    }
-
-    if (@remove) {
-        $self->bulk->{rating}->delete_ids(@remove);
-        $self->bulk->{rating}->flush;
-    }
-
-    log_info {
-        'Finished purging rating entries related to author ' . $self->author
-    };
-}
-
 __PACKAGE__->meta->make_immutable;
 1;