Exemple #1
0
 /** Check that a value parameter is valid, and convert it to an associative array if needed
  *  @ignore
  */
 protected function checkValueParam(&$value)
 {
     if (isset($value)) {
         if (is_object($value)) {
             if (!method_exists($value, 'toRdfPhp')) {
                 // Convert to a literal object
                 $value = Literal::create($value);
             }
             $value = $value->toRdfPhp();
         } elseif (is_array($value)) {
             if (!isset($value['type'])) {
                 throw new \InvalidArgumentException("\$value is missing a 'type' key");
             }
             if (!isset($value['value'])) {
                 throw new \InvalidArgumentException("\$value is missing a 'value' key");
             }
             // Fix ordering and remove unknown keys
             $value = array('type' => strval($value['type']), 'value' => strval($value['value']), 'lang' => isset($value['lang']) ? strval($value['lang']) : null, 'datatype' => isset($value['datatype']) ? strval($value['datatype']) : null);
         } else {
             $value = array('type' => 'literal', 'value' => strval($value), 'datatype' => Literal::getDatatypeForValue($value));
         }
         if (!in_array($value['type'], array('uri', 'bnode', 'literal'), true)) {
             throw new \InvalidArgumentException("\$value does not have a valid type (" . $value['type'] . ")");
         }
         if (empty($value['datatype'])) {
             unset($value['datatype']);
         }
         if (empty($value['lang'])) {
             unset($value['lang']);
         }
         if (isset($value['lang']) and isset($value['datatype'])) {
             throw new \InvalidArgumentException("\$value cannot have both and language and a datatype");
         }
     }
 }