1 <?php

     2 namespace CorpusParole\Models;

     3 

     4 use EasyRdf\Resource;

     5 

     6 /**

     7  */

     8 class WebResourceManager {

     9 

    10     public static function getResource(...$args) {

    11 

    12         list($url,$graph) = $args;

    13         $webResource = new Resource($url, $graph);

    14         $formatLit = $webResource->getLiteral("dc11:format");

    15         $format = is_null($formatLit)?null:$formatLit->getValue();

    16         if(is_null($format)) {

    17             throw new ModelsException("WebResourceManager: No dc:11 format on web resource");

    18         }

    19 

    20         if(0 === strpos($format, 'audio/') ||

    21            0 === strpos($format, 'video/') ||

    22            0 === strpos($format, 'Sampling:') ) {

    23             return new MediaResource(...$args);

    24         } else if(

    25             0 === strpos($format, 'application/xml') ||

    26             0 === strpos($format, 'application/pdf') ) {

    27             return new TranscriptResource(...$args);

    28         }

    29         else {

    30             throw new ModelsException("WebResourceManager: unknown format");

    31         }

    32 

    33     }

    34 

    35 }