1 <?php

     2 

     3 namespace CorpusParole\Http\Controllers\Api;

     4 

     5 // use Illuminate\Http\Request;

     6 // use CorpusParole\Http\Requests;

     7 use CorpusParole\Http\Controllers\Controller;

     8 

     9 use CorpusParole\Libraries\Sparql\SparqlClient;

    10 

    11 

    12 class LanguageController extends Controller

    13 {

    14     private $sparqlClient = null;

    15 

    16     public function __construct(SparqlClient $sparqlClient) {

    17         $this->sparqlClient = $sparqlClient;

    18     }

    19 

    20     /**

    21      * Display the specified resource.

    22      *

    23      * @return \Illuminate\Http\Response

    24      */

    25     public function index()

    26     {

    27 

    28         $query = "select ?lang (count(?lang) as ?count) where {

    29             ?s a <http://www.europeana.eu/schemas/edm/ProvidedCHO>.

    30             ?s <http://purl.org/dc/elements/1.1/language> ?lang

    31         }

    32         GROUP BY ?lang

    33         ORDER BY DESC(?count)";

    34 

    35         $docs = $this->sparqlClient->query($query);

    36 

    37         $languages = [];

    38         foreach ($docs as $row) {

    39             $languages[$row->lang->getUri()] = $row->count->getValue();

    40         }

    41 

    42         return response()->json(['languages' => $languages ]);

    43 

    44     }

    45 

    46 }