NAME

Search::OpenSearch::Engine::Xapian - Xapian engine for OpenSearch results

SYNOPSIS

 use Search::OpenSearch::Engine::Xapian;
 my $engine = Search::OpenSearch::Engine::Xapian->new(
    index       => [qw( path/to/index1 path/to/index2 )],
    facets      => {
        names       => [qw( color size flavor )],
        sample_size => 10_000,
    },
    fields      => [qw( color size flavor )],   # result attributes in response
    indexer_config  => {
        somekey => somevalue,
    },
    searcher_config => {
        anotherkey => anothervalue,
    },
    cache           => CHI->new(
        driver           => 'File',
        dir_create_mode  => 0770,
        file_create_mode => 0660,
        root_dir         => "/tmp/opensearch_cache",
    ),
    cache_ttl       => 3600,
    do_not_hilite   => [qw( color )],
    snipper_config  => { as_sentences => 1 },        # see Search::Tools::Snipper
    hiliter_config  => { class => 'h', tag => 'b' }, # see Search::Tools::HiLiter
    parser_config   => {},                           # see Search::Query::Parser
    
 );
 my $response = $engine->search(
    q           => 'quick brown fox',   # query
    s           => 'rank desc',         # sort order
    o           => 0,                   # offset
    p           => 25,                  # page size
    h           => 1,                   # highlight query terms in results
    c           => 0,                   # count total only (same as f=0 r=0)
    L           => 'field|low|high',    # limit results to inclusive range
    f           => 1,                   # include facets
    r           => 1,                   # include results
    t           => 'XML',               # or JSON
    u           => 'http://yourdomain.foo/opensearch/',
    b           => 'AND',               # or OR
 );
 print $response;

DESCRIPTION

METHODS

init_searcher

Returns a SWISH::Prog::Xapian::Searcher object.

init_indexer

Returns a SWISH::Prog::Xapian::Indexer object (used by the REST API).

init_suggester

Returns undefined. Available to support Engine API.

get_allowed_http_methods

Returns array of GET, POST, PUT, DELETE. Available to support Engine API.

build_facets( query, results )

Returns hash ref of facets from results. See Search::OpenSearch::Engine.

process_result( args )

Overrides base method to preserve multi-value fields as arrays.

has_rest_api

Returns true.

PUT( doc )

POST( doc )

DELETE( uri )

GET( uri )

AUTHOR

Peter Karman, <karman at cpan.org>

BUGS

Please report any bugs or feature requests to bug-search-opensearch-engine-xapian at rt.cpan.org, or through the web interface at http://rt.cpan.org/NoAuth/ReportBug.html?Queue=Search-OpenSearch-Engine-Xapian. I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.

SUPPORT

You can find documentation for this module with the perldoc command.

    perldoc Search::OpenSearch::Engine::Xapian

You can also look for information at:

COPYRIGHT & LICENSE

Copyright 2011 Peter Karman.

This program is free software; you can redistribute it and/or modify it under the terms of either: the GNU General Public License as published by the Free Software Foundation; or the Artistic License.

See http://dev.perl.org/licenses/ for more information.