Drupal Search Api Custom Search Example

search-api-example.php

<?php
# http://drupal.stackexchange.com/questions/135918/return-other-indexed-fields-using-searchapiqueryindex
# http://www.phponwebsites.com/2015/12/drupal-7-add-custom-fields-to-search-api-solr-index.html
# https://gist.github.com/acquialibrary/572acdbc4004fbfca02b
# http://drupal.stackexchange.com/questions/115878/search-snippet-does-not-appear-in-search-api-search-page
# Remember disable Tokenizer in Filter (This causes a lot of troubles in highlighting keyword)

$server = search_api_server_load('acquia_search_solr_server');  
$index = search_api_index_load('node_index');

$query = new SearchApiQuery($index);
$query->condition('type', 'article');  // type must be indexed when configure in backend

$results = $query->execute();

// Nice results
$solr = new SearchApiSolrService($server);
$res = $solr->search($query);
print_r($res);
// Nice results

print_r($results);