plugins/search_sphinx/init.php

   1 <?php
   2
   3 class Search_Sphinx extends Plugin {
   4         function about() {
   5                 return array(1.0,
   6                         "Delegate searching for articles to Sphinx (don't forget to set options in config.php)",
   7                         "hoelzro",
   8                         true);
   9         }
  10
  11         function init($host) {
  12                 $host->add_hook($host::HOOK_SEARCH, $this);
  13
  14                 // idk if that would work but checking for the class being loaded is somehow not enough
  15                 if (class_exists("SphinxClient") && !defined('SEARCHD_COMMAND_SEARCH')) {
  16                         user_error("Your PHP has a separate systemwide Sphinx client installed which conflicts with the client library used by tt-rss. Either remove the system library or disable Sphinx support.");
  17                 }
  18
  19                 require_once __DIR__ . "/sphinxapi.php";
  20         }
  21
  22         function hook_search($search) {
  23                 $offset = 0;
  24                 $limit  = 500;
  25
  26                 $sphinxClient = new SphinxClient();
  27
  28                 $sphinxpair = explode(":", SPHINX_SERVER, 2);
  29
  30                 $sphinxClient->SetServer($sphinxpair[0], (int)$sphinxpair[1]);
  31                 $sphinxClient->SetConnectTimeout(1);
  32
  33                 $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
  34                         'feed_title' => 20));
  35
  36                 $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
  37                 $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
  38                 $sphinxClient->SetLimits($offset, $limit, 1000);
  39                 $sphinxClient->SetArrayResult(false);
  40                 $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
  41
  42                 $result = $sphinxClient->Query($search, SPHINX_INDEX);
  43
  44                 $ids = array();
  45
  46                 if (is_array($result['matches'])) {
  47                         foreach (array_keys($result['matches']) as $int_id) {
  48                                 $ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
  49                                 array_push($ids, $ref_id);
  50                         }
  51                 }
  52
  53                 $ids = join(",", $ids);
  54
  55                 if ($ids)
  56                         return array("ref_id IN ($ids)", array());
  57                 else
  58                         return array("ref_id = -1", array());
  59         }
  60
  61         function api_version() {
  62                 return 2;
  63         }
  64 }