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ahitrov |
package sphinx::Keeper; |
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use strict; |
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use warnings 'all'; |
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use base qw(Contenido::Keeper); |
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use Contenido::Globals; |
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use LWP::UserAgent; |
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use JSON::XS; |
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use Data::Dumper; |
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ahitrov |
|
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my $ua = LWP::UserAgent->new; |
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$ua->timeout(1); |
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ahitrov |
###################### |
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# Отправить объект в поиск: |
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# Вызов: $keeper->set_search( $object ); |
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# Объект должен обязательно иметь метод |
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# ->get_search_data, |
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# возвращающий структуру: |
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# { |
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# id => $object->id, |
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# class => $object->class, |
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# name => $object_name, |
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# text => $search_text |
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# } |
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# Кроме того, метод чувствителен к полю status и предполагает, |
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# что status=1 - документ активен; status=0 - документ не активен. |
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########################################################################## |
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sub send |
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{ |
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my $self = shift; |
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my $doc = shift; |
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return undef unless ref $doc && $doc->id; |
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my ($object) = $keeper->get_documents( |
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class => 'sphinx::Search', |
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object_id => $doc->id, |
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object_class => $doc->class, |
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); |
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if ( $doc->status == 1 ) { |
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my $data = $doc->get_search_data; |
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return undef unless $data; |
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unless ( ref $object ) { |
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$object = sphinx::Search->new( $keeper ); |
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$object->status( 1 ); |
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$object->is_deleted( 0 ); |
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$object->object_id( $doc->id ); |
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$object->object_class( $doc->class ); |
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$object->name( $data->{name} ); |
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$object->search( $data->{text} ); |
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$object->store; |
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} else { |
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if ( $data->{name} ne $object->name || $data->{text} ne $object->search || $object->is_deleted || $object->status <= 0 ) { |
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$object->status( 1 ); |
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$object->is_deleted( 0 ); |
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$object->name( $data->{name} ); |
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$object->search( $data->{text} ); |
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$object->store; |
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} |
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} |
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} else { |
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if ( ref $object ) { |
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# $object->status( 0 ); |
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# $object->is_deleted( 1 ); |
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# $object->store; |
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$object->delete; |
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} |
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} |
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} |
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# Методы поиска |
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#################################################################### |
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sub proxy { |
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my $self = shift; |
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my $text = shift; |
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return unless $text; |
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my $opts = shift // {}; |
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my $db_table = delete $opts->{db_table} || $self->state->table_name; |
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my $uri = URI->new( 'http://'.$self->state->db_host.':'.$self->state->db_port.'/search/'.$db_table ); |
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$uri->query_param( search => $text ); |
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if ( exists $opts->{object_class} ) { |
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if ( ref $opts->{object_class} eq 'ARRAY' ) { |
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$uri->query_param( class => $opts->{object_class} ); |
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} else { |
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$uri->query_param( class => $opts->{object_class} ); |
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} |
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} |
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if ( exists $opts->{order_by} ) { |
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my @Orders; |
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if ( ref $opts->{order_by} eq 'ARRAY' ) { |
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foreach my $order ( @{$opts->{order_by}} ) { |
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if ( ref $order eq 'ARRAY' && scalar @$order > 0 && scalar @$order <= 2 ) { |
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if ( scalar @$order == 2 && lc($order->[1]) eq 'desc' ) { |
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push @Orders, { field => $order->[0], reverse => 'desc' }; |
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} else { |
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push @Orders, { field => $order->[0] }; |
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} |
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} elsif ( $order && !ref $order ) { |
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my @parts = split /\s*,\s+/, $order; |
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if ( scalar @parts == 2 && lc($parts[1]) eq 'desc' ) { |
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push @Orders, { field => $parts[0], reverse => 'desc' }; |
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} else { |
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push @Orders, { field => $parts[0] }; |
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} |
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} |
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} |
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} else { |
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my @orders = split /\s*,\s+/, $opts->{order_by}; |
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foreach my $order ( @orders ) { |
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if ( $order =~ /^([\w\.]+)\s+(asc|desc)/i ) { |
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push @Orders, { field => $1, reverse => $2 }; |
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} else { |
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push @Orders, { field => $order }; |
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} |
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} |
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} |
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my $i = 1; |
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foreach my $order ( @Orders ) { |
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$uri->query_param( "order_$i" => $order->{field} ); |
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if ( exists $order->{reverse} && lc($order->{reverse}) eq 'desc' ) { |
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$uri->query_param( "sort_$i" => 'desc' ); |
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} |
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last if ++$i > 5; |
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} |
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} |
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if ( exists $opts->{limit} ) { |
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$uri->query_param( limit => $opts->{limit} ); |
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} |
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if ( exists $opts->{offset} ) { |
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$uri->query_param( offset => $opts->{offset} ); |
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} |
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warn "Ask sphinx: $uri\n" if $DEBUG; |
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my $res = $ua->get($uri); |
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if ($res->is_success) { |
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my $body = $res->decoded_content; |
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warn "Response: [$body]\n" if $DEBUG; |
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my $result = decode_json $body; |
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return $result; |
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} else { |
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warn "SPHINX PROXY error! Code: ".$res->code.". Status: ".$res->status_line."\n"; |
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} |
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} |
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sub search { |
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my $self = shift; |
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my $text = shift; |
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return unless $text; |
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my (%opts) = @_; |
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my $result; |
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my $db_table = delete $opts{db_table} || $self->state->table_name; |
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my @wheres = ("MATCH(?)"); |
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my @values = ($text); |
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my @orders; |
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my $count = delete $opts{count}; |
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my $limit = delete $opts{limit}; |
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return if $limit && ($limit =~ /\D/ || $limit < 0); |
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my $offset = delete $opts{offset}; |
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return if $offset && ($offset =~ /\D/ || $offset < 0); |
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my $no_limit = delete $opts{no_limit}; |
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unless ( $no_limit ) { |
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$limit ||= 1000; |
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} |
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if ( $count ) { |
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$limit = 0; |
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$offset = 0; |
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} |
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my $return_value = delete $opts{return_value} || 'array_ref'; |
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my $hash_by = delete $opts{hash_by} || 'object_id'; |
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if ( exists $opts{object_class} ) { |
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push @wheres, "object_class in (".join( ',', map { '?' } ref $opts{object_class} eq 'ARRAY' ? @{$opts{object_class}} : ($opts{object_class}) ).")"; |
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push @values, ref $opts{object_class} ? @{$opts{object_class}} : $opts{object_class}; |
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} |
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if ( exists $opts{order_by} ) { |
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push @orders, $opts{order_by}; |
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} elsif ( !$count ) { |
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push @orders, 'weight desc, last_edited desc'; |
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} |
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my $query = "select ".($count ? 'count(*) as cnt' : '*, weight() as weight')." from $db_table where ".join( ' and ', @wheres ).(@orders ? " order by ".join(', ', @orders) : ''); |
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if ( $limit && $offset ) { |
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$query .= " limit $offset, $limit "; |
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} elsif ( $limit ) { |
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$query .= " limit 0, $limit "; |
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} |
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warn "SEARCH QUERY: $query\n" if $DEBUG; |
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warn "SEARCH VALUES: ".Dumper( \@values ) if $DEBUG; |
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my $sth = $self->SQL->prepare( $query ); |
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if ( $sth->execute( @values ) ) { |
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if ( $count ) { |
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$result = $sth->fetchrow_arrayref; |
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warn "COUNT: ". Dumper( $result ) if $DEBUG; |
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$result = $result->[0]; |
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} else { |
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$result = []; |
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while ( my $row = $sth->fetchrow_hashref ) { |
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push @$result, $row; |
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} |
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} |
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} else { |
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warn "ERROR in statement: ".$sth->errstr."\n"; |
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warn "SEARCH QUERY: $query\n"; |
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warn "SEARCH VALUES: ".Dumper( \@values ); |
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} |
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$sth->finish; |
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return $result; |
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} |
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sub stemmed { |
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my $self = shift; |
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my $db_table = $self->state->table_name_stemmed; |
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return $self->search( @_, db_table => $db_table ); |
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} |
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# МЕТОДЫ ДОСТУПА К СОЕДИНЕНИЯМ С БАЗОЙ УМНЫЕ |
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#################################################################### |
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# получение соединения с базой или установка нового если его не было |
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sub SQL { |
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my $self = shift; |
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return ($self->connect_check() ? $self->{SQL} : undef); |
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} |
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# ------------------------------------------------------------------------------------------------- |
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# Открываем соединение с базой данных |
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# ------------------------------------------------------------------------------------------------- |
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sub connect { |
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my $self = shift; |
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#соединение уже есть |
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if ($self->is_connected) { |
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} else { |
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unless ($self->{SQL} = $self->db_connect) { |
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warn "Не могу соединиться с базой данных"; |
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die; |
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} |
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$self->{SQL}->do("SET NAMES '".$self->state->db_client_encoding."'") if ($self->state->db_client_encoding); |
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} |
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$self->{_connect_ok} = 1; |
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return 1; |
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} |
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#проверка соединения с базой кеширующая состояние соединения |
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sub connect_check { |
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my $self = shift; |
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return 1 if ($self->{_connect_ok}); |
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if ($self->is_connected) { |
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$self->{_connect_ok} = 1; |
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return 1; |
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} else { |
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if ($self->connect) { |
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return 1; |
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} else { |
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#сюда по логике попадать не должно так как die вылететь должен |
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warn "Connect failed\n"; |
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return 0; |
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} |
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} |
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} |
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sub db_connect { |
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my $self = shift; |
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my $dbh = DBI->connect('DBI:mysql:host='.$self->{db_host}.';port='.$self->{db_port}.';mysql_enable_utf8=1') |
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|| die "Contenido Error: Не могу соединиться с Sphinx базой данных\n"; |
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$dbh->{mysql_auto_reconnect} = 1; |
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# $dbh->{'AutoCommit'} = 1; |
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return $dbh; |
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} |
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sub is_connected { |
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my $self = shift; |
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if ( ref $self->{SQL} and $self->{SQL}->can('ping') and $self->{SQL}->ping() ) { |
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$self->{_connect_ok} = 1; |
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return 1; |
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} else { |
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$self->{_connect_ok} = 0; |
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return 0; |
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} |
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# warn 'Check if MySQL DB connected: '.(ref $self && exists $self->{SQL} && ref $self->{SQL} ? 1 : 0 ) if $DEBUG; |
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# return ( ref($self) && exists $self->{SQL} && ref $self->{SQL} ); |
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} |
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1; |