8 * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the documentation
16 * and/or other materials provided with the distribution.
17 * 3. The name of the author 'Nicholas J Humfrey" may be used to endorse or
18 * promote products derived from this software without specific prior
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
34 * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
35 * @license http://www.opensource.org/licenses/bsd-license.php
39 * Class to serialise RDF using the ARC2 library.
42 * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
43 * @license http://www.opensource.org/licenses/bsd-license.php
45 class EasyRdf_Serialiser_Arc extends EasyRdf_Serialiser_RdfPhp
47 private static $supportedTypes = array(
50 'ntriples' => 'NTriples',
57 * @return object EasyRdf_Serialiser_Arc
59 public function __construct()
61 require_once 'arc/ARC2.php';
65 * Serialise an EasyRdf_Graph into RDF format of choice.
67 * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
68 * @param string $format The name of the format to convert to.
69 * @param array $options
70 * @throws EasyRdf_Exception
71 * @return string The RDF in the new desired format.
73 public function serialise($graph, $format, array $options = array())
75 parent::checkSerialiseParams($graph, $format);
77 if (array_key_exists($format, self::$supportedTypes)) {
78 $className = self::$supportedTypes[$format];
80 throw new EasyRdf_Exception(
81 "EasyRdf_Serialiser_Arc does not support: $format"
85 $serialiser = ARC2::getSer($className);
87 return $serialiser->getSerializedIndex(
88 parent::serialise($graph, 'php')
91 throw new EasyRdf_Exception(
92 "ARC2 failed to get a $className serialiser."
98 EasyRdf_Format::register('posh', 'poshRDF');