Open-ILS/src/perlmods/OpenILS/Application/Search.pm

   1 package OpenILS::Application::Search;
   2 use base qw/OpenSRF::Application/;
   3 use strict; use warnings;
   4 use JSON;
   5 use OpenSRF::Utils::Logger qw(:logger);
   6
   7 use OpenILS::Utils::Fieldmapper;
   8 use OpenILS::Utils::ModsParser;
   9 use OpenSRF::Utils::SettingsClient;
  10 use OpenSRF::Utils::Cache;
  11
  12 use OpenILS::Application::Search::Biblio;
  13 use OpenILS::Application::Search::Authority;
  14 use OpenILS::Application::Search::Z3950;
  15 use OpenILS::Application::Search::Zips;
  16
  17
  18 use OpenILS::Application::AppUtils;
  19
  20 use Time::HiRes qw(time);
  21 use OpenSRF::EX qw(:try);
  22
  23 use Text::Aspell;
  24
  25 # Houses generic search utilites
  26
  27 sub initialize {
  28         OpenILS::Application::Search::Z3950->initialize();
  29         OpenILS::Application::Search::Zips->initialize();
  30         OpenILS::Application::Search::Biblio->initialize();
  31
  32         # try to load the added content handler
  33         my $conf = OpenSRF::Utils::SettingsClient->new;
  34         my $implementation = $conf->config_value(
  35                 "apps", "open-ils.search","app_settings", "added_content", "implementation" );
  36
  37         $implementation = "OpenILS::Application::Search::AddedContent" unless $implementation;
  38
  39         $logger->debug("Attempting to load Added Content handler: $implementation");
  40
  41         eval "use $implementation";
  42
  43         if($@) {
  44                 $logger->error("Unable to load Added Content handler [$implementation]: $@");
  45                 return;
  46         }
  47
  48         eval { $implementation->initialize(); };
  49 }
  50
  51
  52
  53 =head deprecated
  54 __PACKAGE__->register_method(
  55         method  => "check_spelling",
  56         api_name        => "open-ils.search.spell_check");
  57
  58 sub check_spelling {
  59         my( $self, $client, $phrase ) = @_;
  60
  61         my @resp_objects = ();
  62         my $speller = Text::Aspell->new();
  63         $speller->set_option('lang', 'en_US');
  64         my $return_something = 0;
  65
  66         my $return_phrase = "";
  67
  68         for my $word (split(' ',$phrase) ) {
  69                 if( ! $speller->check($word) ) {
  70                         if( $speller->suggest($word) ) { $return_something = 1; }
  71                         my $word_stuff = {};
  72                         $word_stuff->{'word'} = $word;
  73                         $word_stuff->{'suggestions'} = [ $speller->suggest( $word ) ];
  74                         if( ! $return_phrase ) { $return_phrase = ($speller->suggest($word))[0]; }
  75                         else { $return_phrase .= " " . ($speller->suggest($word))[0];}
  76
  77                 } else {
  78                         if( ! $return_phrase ) { $return_phrase = $word; }
  79                         else { $return_phrase .= " $word"; }
  80                 }
  81         }
  82
  83         if( $return_something ) { return $return_phrase; }
  84         return 0;
  85 }
  86 =cut
  87
  88
  89
  90 # ------------------------------------------------------------------
  91 # Create custome dictionaries like so:
  92 # aspell --lang=en create  master ./oils_authority.dict < /tmp/words
  93 # where /tmp/words is a space separated list of words
  94 # ------------------------------------------------------------------
  95
  96
  97 __PACKAGE__->register_method(
  98         method  => "spellcheck",
  99         api_name        => "open-ils.search.spellcheck");
 100
 101 my $speller = Text::Aspell->new();
 102
 103 sub spellcheck {
 104         my( $self, $client, $phrase ) = @_;
 105
 106         my $conf = OpenSRF::Utils::SettingsClient->new;
 107
 108         if( my $dict = $conf->config_value(
 109                         "apps", "open-ils.search", "app_settings", "spelling_dictionary")) {
 110                 $speller->set_option('master', $dict);
 111                 $logger->debug("spelling dictionary set to $dict");
 112         }
 113
 114         my @resp;
 115         return \@resp unless $phrase;
 116         for my $word (split(/\s+/,$phrase) ) {
 117                 push( @resp,
 118                         {
 119                                 word => $word,
 120                                 suggestions => ($speller->check($word)) ? undef : [$speller->suggest($word)]
 121                         }
 122                 );
 123         }
 124         return \@resp;
 125 }
 126
 127
 128
 129 1;