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 parse RDF with no external dependancies.
41 * http://n2.talis.com/wiki/RDF_PHP_Specification
42 * docs/appendix-a-rdf-formats-php.md
45 * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
46 * @license http://www.opensource.org/licenses/bsd-license.php
48 class EasyRdf_Parser_RdfPhp extends EasyRdf_Parser
53 * @return object EasyRdf_Parser_RdfPhp
55 public function __construct()
60 * Parse RDF/PHP into an EasyRdf_Graph
62 * @param object EasyRdf_Graph $graph the graph to load the data into
63 * @param string $data the RDF document data
64 * @param string $format the format of the input data
65 * @param string $baseUri the base URI of the data being parsed
66 * @return integer The number of triples added to the graph
68 public function parse($graph, $data, $format, $baseUri)
70 $this->checkParseParams($graph, $data, $format, $baseUri);
72 if ($format != 'php') {
73 throw new EasyRdf_Exception(
74 "EasyRdf_Parser_RdfPhp does not support: $format"
78 foreach ($data as $subject => $properties) {
79 if (substr($subject, 0, 2) === '_:') {
80 $subject = $this->remapBnode($subject);
81 } elseif (preg_match('/^\w+$/', $subject)) {
82 # Cope with invalid RDF/JSON serialisations that
83 # put the node name in, without the _: prefix
84 # (such as net.fortytwo.sesametools.rdfjson)
85 $subject = $this->remapBnode($subject);
88 foreach ($properties as $property => $objects) {
89 foreach ($objects as $object) {
90 if ($object['type'] === 'bnode') {
91 $object['value'] = $this->remapBnode($object['value']);
93 $this->addTriple($subject, $property, $object);
98 return $this->tripleCount;