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-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Arc.php15
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/GraphViz.php17
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Json.php17
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd.php42
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd_real.php135
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Ntriples.php44
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Rapper.php16
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfPhp.php21
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfXml.php70
-rw-r--r--core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Turtle.php250
10 files changed, 466 insertions, 161 deletions
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Arc.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Arc.php
index fc79eca..31bd8b7 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Arc.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Arc.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2010 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,16 +31,15 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
* Class to serialise RDF using the ARC2 library.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_Arc extends EasyRdf_Serialiser_RdfPhp
@@ -65,11 +64,13 @@ class EasyRdf_Serialiser_Arc extends EasyRdf_Serialiser_RdfPhp
/**
* Serialise an EasyRdf_Graph into RDF format of choice.
*
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
* @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/GraphViz.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/GraphViz.php
index 632f932..2fd22da 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/GraphViz.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/GraphViz.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2012 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2012-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,9 +31,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
@@ -44,7 +43,7 @@
* See http://www.graphviz.org/ for more information.
*
* @package EasyRdf
- * @copyright Copyright (c) 2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2012-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_GraphViz extends EasyRdf_Serialiser
@@ -185,7 +184,7 @@ class EasyRdf_Serialiser_GraphViz extends EasyRdf_Serialiser
protected function nodeName($entity)
{
if ($entity instanceof EasyRdf_Resource) {
- if ($entity->isBnode()) {
+ if ($entity->isBNode()) {
return "B".$entity->getUri();
} else {
return "R".$entity->getUri();
@@ -367,11 +366,13 @@ class EasyRdf_Serialiser_GraphViz extends EasyRdf_Serialiser
*
* Supported output format names: dot, gif, png, svg
*
- * @param string $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
* @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Json.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Json.php
index d2bc15e..bc0ae7a 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Json.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Json.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2010 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,9 +31,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
@@ -41,7 +40,7 @@
* with no external dependancies.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_Json extends EasyRdf_Serialiser_RdfPhp
@@ -51,11 +50,13 @@ class EasyRdf_Serialiser_Json extends EasyRdf_Serialiser_RdfPhp
*
* http://n2.talis.com/wiki/RDF_JSON_Specification
*
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
- * @return string The RDF in the new desired format.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
+ * @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd.php
new file mode 100644
index 0000000..4265773
--- /dev/null
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd.php
@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * EasyRdf
+ *
+ * LICENSE
+ *
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. The name of the author 'Nicholas J Humfrey" may be used to endorse or
+ * promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package EasyRdf
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
+ * @license http://www.opensource.org/licenses/bsd-license.php
+ */
+
+if (PHP_MAJOR_VERSION > 5 or (PHP_MAJOR_VERSION == 5 and PHP_MINOR_VERSION >= 3)) {
+ require dirname(__FILE__).'/JsonLd_real.php';
+} else {
+ throw new LogicException("JSON-LD support requires PHP 5.3+");
+}
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd_real.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd_real.php
new file mode 100644
index 0000000..a744f0f
--- /dev/null
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/JsonLd_real.php
@@ -0,0 +1,135 @@
+<?php
+
+/**
+ * EasyRdf
+ *
+ * LICENSE
+ *
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. The name of the author 'Nicholas J Humfrey" may be used to endorse or
+ * promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package EasyRdf
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
+ * @license http://www.opensource.org/licenses/bsd-license.php
+ */
+
+/**
+ * Class to serialise an EasyRdf_Graph to JSON-LD
+ *
+ * @package EasyRdf
+ * @copyright Copyright (c) 2013 Alexey Zakhlestin
+ * @license http://www.opensource.org/licenses/bsd-license.php
+ */
+class EasyRdf_Serialiser_JsonLd extends EasyRdf_Serialiser
+{
+ public function __construct()
+ {
+ if (!class_exists('\ML\JsonLD\JsonLD')) {
+ throw new LogicException('Please install "ml/json-ld" dependency to use JSON-LD serialisation');
+ }
+
+ parent::__construct();
+ }
+
+ /**
+ * @param EasyRdf_Graph $graph
+ * @param string $format
+ * @param array $options
+ * @throws EasyRdf_Exception
+ * @return string
+ */
+ public function serialise($graph, $format, array $options = array())
+ {
+ parent::checkSerialiseParams($graph, $format);
+
+ if ($format != 'jsonld') {
+ throw new EasyRdf_Exception(__CLASS__.' does not support: '.$format);
+ }
+
+
+ $ld_graph = new \ML\JsonLD\Graph();
+ $nodes = array(); // cache for id-to-node association
+
+ foreach ($graph->toRdfPhp() as $resource => $properties) {
+ if (array_key_exists($resource, $nodes)) {
+ $node = $nodes[$resource];
+ } else {
+ $node = $ld_graph->createNode($resource);
+ $nodes[$resource] = $node;
+ }
+
+ foreach ($properties as $property => $values) {
+ foreach ($values as $value) {
+ if ($value['type'] == 'bnode' or $value['type'] == 'uri') {
+ if (array_key_exists($value['value'], $nodes)) {
+ $_value = $nodes[$value['value']];
+ } else {
+ $_value = $ld_graph->createNode($value['value']);
+ $nodes[$value['value']] = $_value;
+ }
+ } elseif ($value['type'] == 'literal') {
+ if (isset($value['lang'])) {
+ $_value = new \ML\JsonLD\LanguageTaggedString($value['value'], $value['lang']);
+ } elseif (isset($value['datatype'])) {
+ $_value = new \ML\JsonLD\TypedValue($value['value'], $value['datatype']);
+ } else {
+ $_value = $value['value'];
+ }
+ } else {
+ throw new EasyRdf_Exception(
+ "Unable to serialise object to JSON-LD: ".$value['type']
+ );
+ }
+
+ if ($property == "http://www.w3.org/1999/02/22-rdf-syntax-ns#type") {
+ $node->addType($_value);
+ } else {
+ $node->addPropertyValue($property, $_value);
+ }
+ }
+ }
+ }
+
+ // OPTIONS
+ $use_native_types = !(isset($options['expand_native_types']) and $options['expand_native_types'] == true);
+ $should_compact = (isset($options['compact']) and $options['compact'] == true);
+
+ // expanded form
+ $data = $ld_graph->toJsonLd($use_native_types);
+
+ if ($should_compact) {
+ // compact form
+ $compact_context = isset($options['context']) ? $options['context'] : null;
+ $compact_options = array(
+ 'useNativeTypes' => $use_native_types,
+ 'base' => $graph->getUri()
+ );
+
+ $data = \ML\JsonLD\JsonLD::compact($data, $compact_context, $compact_options);
+ }
+
+ return \ML\JsonLD\JsonLD::toString($data);
+ }
+}
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Ntriples.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Ntriples.php
index 0257751..d77a638 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Ntriples.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Ntriples.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2012 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,9 +31,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
@@ -41,7 +40,7 @@
* with no external dependancies.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_Ntriples extends EasyRdf_Serialiser
@@ -142,7 +141,7 @@ class EasyRdf_Serialiser_Ntriples extends EasyRdf_Serialiser
/**
* @ignore
*/
- protected function ntriplesResource($res)
+ protected function serialiseResource($res)
{
$escaped = $this->escapeString($res);
if (substr($res, 0, 2) == '_:') {
@@ -153,12 +152,23 @@ class EasyRdf_Serialiser_Ntriples extends EasyRdf_Serialiser
}
/**
- * @ignore
+ * Serialise an RDF value into N-Triples
+ *
+ * The value can either be an array in RDF/PHP form, or
+ * an EasyRdf_Literal or EasyRdf_Resource object.
+ *
+ * @param array|object $value An associative array or an object
+ * @throws EasyRdf_Exception
+ * @return string The RDF value serialised to N-Triples
*/
- protected function ntriplesValue($value)
+ public function serialiseValue($value)
{
+ if (is_object($value)) {
+ $value = $value->toRdfPhp();
+ }
+
if ($value['type'] == 'uri' or $value['type'] == 'bnode') {
- return $this->ntriplesResource($value['value']);
+ return $this->serialiseResource($value['value']);
} elseif ($value['type'] == 'literal') {
$escaped = $this->escapeString($value['value']);
if (isset($value['lang'])) {
@@ -172,7 +182,7 @@ class EasyRdf_Serialiser_Ntriples extends EasyRdf_Serialiser
}
} else {
throw new EasyRdf_Exception(
- "Unable to serialise object to ntriples: ".$value['type']
+ "Unable to serialise object of type '".$value['type']."' to ntriples: "
);
}
}
@@ -180,22 +190,24 @@ class EasyRdf_Serialiser_Ntriples extends EasyRdf_Serialiser
/**
* Serialise an EasyRdf_Graph into N-Triples
*
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
- * @return string The RDF in the new desired format.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
+ * @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
if ($format == 'ntriples') {
$nt = '';
- foreach ($graph->toArray() as $resource => $properties) {
+ foreach ($graph->toRdfPhp() as $resource => $properties) {
foreach ($properties as $property => $values) {
foreach ($values as $value) {
- $nt .= $this->ntriplesResource($resource)." ";
+ $nt .= $this->serialiseResource($resource)." ";
$nt .= "<" . $this->escapeString($property) . "> ";
- $nt .= $this->ntriplesValue($value)." .\n";
+ $nt .= $this->serialiseValue($value)." .\n";
}
}
}
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Rapper.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Rapper.php
index a23b6c3..ba42bc5 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Rapper.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Rapper.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2012 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,9 +31,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
@@ -43,7 +42,7 @@
* Note: the built-in N-Triples serialiser is used to pass data to Rapper.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_Rapper extends EasyRdf_Serialiser_Ntriples
@@ -71,11 +70,12 @@ class EasyRdf_Serialiser_Rapper extends EasyRdf_Serialiser_Ntriples
/**
* Serialise an EasyRdf_Graph to the RDF format of choice.
*
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
- * @return string The RDF in the new desired format.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfPhp.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfPhp.php
index e6a8647..7ec80b0 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfPhp.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfPhp.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2010 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,9 +31,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
@@ -41,7 +40,7 @@
* with no external dependancies.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_RdfPhp extends EasyRdf_Serialiser
@@ -51,11 +50,13 @@ class EasyRdf_Serialiser_RdfPhp extends EasyRdf_Serialiser
*
* http://n2.talis.com/wiki/RDF_PHP_Specification
*
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
- * @return string The RDF in the new desired format.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
+ * @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
@@ -65,7 +66,7 @@ class EasyRdf_Serialiser_RdfPhp extends EasyRdf_Serialiser
);
}
- // Graph is already stored an RDF/PHP resource-centric array internally within the EasyRdf_Graph object
- return $graph->toArray();
+ // Graph is already stored as RDF/PHP resource-centric array internally within the EasyRdf_Graph object
+ return $graph->toRdfPhp();
}
}
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfXml.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfXml.php
index 1936d8f..d448578 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfXml.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/RdfXml.php
@@ -4,7 +4,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2010 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -30,9 +30,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
@@ -40,7 +39,7 @@
* with no external dependancies.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2010 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_RdfXml extends EasyRdf_Serialiser
@@ -65,7 +64,7 @@ class EasyRdf_Serialiser_RdfXml extends EasyRdf_Serialiser
$tag = "$indent<$property";
if ($obj->isBNode()) {
if ($alreadyOutput or $rpcount > 1 or $pcount == 0) {
- $tag .= " rdf:nodeID=\"".htmlspecialchars($obj->getNodeId()).'"';
+ $tag .= " rdf:nodeID=\"".htmlspecialchars($obj->getBNodeId()).'"';
}
} else {
if ($alreadyOutput or $rpcount != 1 or $pcount == 0) {
@@ -143,29 +142,35 @@ class EasyRdf_Serialiser_RdfXml extends EasyRdf_Serialiser
$xml = "\n$indent<$type";
if ($res->isBNode()) {
if ($showNodeId) {
- $xml .= ' rdf:nodeID="'.htmlspecialchars($res->getNodeId()).'"';
+ $xml .= ' rdf:nodeID="'.htmlspecialchars($res->getBNodeId()).'"';
}
} else {
$xml .= ' rdf:about="'.htmlspecialchars($res->getUri()).'"';
}
$xml .= ">\n";
- foreach ($properties as $property) {
- $short = EasyRdf_Namespace::shorten($property, true);
- if ($short) {
- $this->addPrefix($short);
- $objects = $res->all("<$property>");
- if ($short == 'rdf:type') {
- array_shift($objects);
- }
- foreach ($objects as $object) {
- $xml .= $this->rdfxmlObject($short, $object, $depth+1);
+ if ($res instanceof EasyRdf_Container) {
+ foreach ($res as $item) {
+ $xml .= $this->rdfxmlObject('rdf:li', $item, $depth+1);
+ }
+ } else {
+ foreach ($properties as $property) {
+ $short = EasyRdf_Namespace::shorten($property, true);
+ if ($short) {
+ $this->addPrefix($short);
+ $objects = $res->all("<$property>");
+ if ($short == 'rdf:type') {
+ array_shift($objects);
+ }
+ foreach ($objects as $object) {
+ $xml .= $this->rdfxmlObject($short, $object, $depth+1);
+ }
+ } else {
+ throw new EasyRdf_Exception(
+ "It is not possible to serialse the property ".
+ "'$property' to RDF/XML."
+ );
}
- } else {
- throw new EasyRdf_Exception(
- "It is not possible to serialse the property ".
- "'$property' to RDF/XML."
- );
}
}
$xml .= "$indent</$type>\n";
@@ -177,11 +182,13 @@ class EasyRdf_Serialiser_RdfXml extends EasyRdf_Serialiser
/**
* Method to serialise an EasyRdf_Graph to RDF/XML
*
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
- * @return string The RDF in the new desired format.
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
+ * @return string The RDF in the new desired format.
*/
- public function serialise($graph, $format)
+ public function serialise($graph, $format, array $options = array())
{
parent::checkSerialiseParams($graph, $format);
@@ -198,8 +205,19 @@ class EasyRdf_Serialiser_RdfXml extends EasyRdf_Serialiser
$this->outputtedResources = array();
$xml = '';
+
+ // Serialise URIs first
foreach ($graph->resources() as $resource) {
- $xml .= $this->rdfxmlResource($resource, true, 1);
+ if (!$resource->isBnode()) {
+ $xml .= $this->rdfxmlResource($resource, true);
+ }
+ }
+
+ // Serialise bnodes afterwards
+ foreach ($graph->resources() as $resource) {
+ if ($resource->isBnode()) {
+ $xml .= $this->rdfxmlResource($resource, true);
+ }
}
// iterate through namepsaces array prefix and output a string.
diff --git a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Turtle.php b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Turtle.php
index dfc817d..0a89d38 100644
--- a/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Turtle.php
+++ b/core/vendor/easyrdf/easyrdf/lib/EasyRdf/Serialiser/Turtle.php
@@ -5,7 +5,7 @@
*
* LICENSE
*
- * Copyright (c) 2009-2012 Nicholas J Humfrey. All rights reserved.
+ * Copyright (c) 2009-2013 Nicholas J Humfrey. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -31,19 +31,18 @@
* POSSIBILITY OF SUCH DAMAGE.
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
- * @version $Id$
*/
/**
* Class to serialise an EasyRdf_Graph to Turtle
* with no external dependancies.
*
- * http://www.dajobe.org/2004/01/turtle
+ * http://www.w3.org/TR/turtle/
*
* @package EasyRdf
- * @copyright Copyright (c) 2009-2012 Nicholas J Humfrey
+ * @copyright Copyright (c) 2009-2013 Nicholas J Humfrey
* @license http://www.opensource.org/licenses/bsd-license.php
*/
class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
@@ -51,28 +50,26 @@ class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
private $outputtedBnodes = array();
/**
- * @ignore
+ * Given a IRI string, escape and enclose in angle brackets.
+ *
+ * @param string $resourceIri
+ * @return string
*/
- protected function serialiseResource($resource)
+ public static function escapeIri($resourceIri)
{
- if ($resource->isBnode()) {
- return $resource->getUri();
- } else {
- $short = $resource->shorten();
- if ($short) {
- $this->addPrefix($short);
- return $short;
- } else {
- $uri = str_replace('>', '\\>', $resource);
- return "<$resource>";
- }
- }
+ $escapedIri = str_replace('>', '\\>', $resourceIri);
+ return "<$escapedIri>";
}
/**
- * @ignore
+ * Given a string, enclose in quotes and escape any quotes in the string.
+ * Strings containing tabs, linefeeds or carriage returns will be
+ * enclosed in three double quotes (""").
+ *
+ * @param string $value
+ * @return string
*/
- protected function quotedString($value)
+ public static function quotedString($value)
{
if (preg_match("/[\t\n\r]/", $value)) {
$escaped = str_replace(array('\\', '"""'), array('\\\\', '\\"""'), $value);
@@ -84,41 +81,122 @@ class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
}
/**
- * @ignore
+ * Given a an EasyRdf_Resource or URI, convert it into a string, suitable to
+ * be written to a Turtle document. URIs will be shortened into CURIES
+ * where possible.
+ *
+ * @param EasyRdf_Resource $resource The resource to convert to a Turtle string
+ * @param boolean $createNamespace If true, a new namespace may be created
+ * @return string
+ */
+ public function serialiseResource($resource, $createNamespace = false)
+ {
+ if (is_object($resource)) {
+ if ($resource->isBNode()) {
+ return $resource->getUri();
+ } else {
+ $resource = $resource->getUri();
+ }
+ }
+
+ $short = EasyRdf_Namespace::shorten($resource, $createNamespace);
+ if ($short) {
+ $this->addPrefix($short);
+ return $short;
+ } else {
+ return self::escapeIri($resource);
+ }
+ }
+
+ /**
+ * Given an EasyRdf_Literal object, convert it into a string, suitable to
+ * be written to a Turtle document. Supports multiline literals and literals with
+ * datatypes or languages.
+ *
+ * @param EasyRdf_Literal $literal
+ * @return string
+ */
+ public function serialiseLiteral($literal)
+ {
+ $value = strval($literal);
+ $quoted = self::quotedString($value);
+
+ if ($datatype = $literal->getDatatypeUri()) {
+ if ($datatype == 'http://www.w3.org/2001/XMLSchema#integer') {
+ return sprintf('%d', $value);
+ } elseif ($datatype == 'http://www.w3.org/2001/XMLSchema#decimal') {
+ return sprintf('%g', $value);
+ } elseif ($datatype == 'http://www.w3.org/2001/XMLSchema#double') {
+ return sprintf('%e', $value);
+ } elseif ($datatype == 'http://www.w3.org/2001/XMLSchema#boolean') {
+ return sprintf('%s', $value ? 'true' : 'false');
+ } else {
+ $escaped = $this->serialiseResource($datatype, true);
+ return sprintf('%s^^%s', $quoted, $escaped);
+ }
+ } elseif ($lang = $literal->getLang()) {
+ return $quoted . '@' . $lang;
+ } else {
+ return $quoted;
+ }
+ }
+
+ /**
+ * Convert an EasyRdf object into a string suitable to
+ * be written to a Turtle document.
+ *
+ * @param EasyRdf_Resource|EasyRdf_Literal $object
+ * @return string
*/
- protected function serialiseObject($object)
+ public function serialiseObject($object)
{
if ($object instanceof EasyRdf_Resource) {
return $this->serialiseResource($object);
+ } elseif ($object instanceof EasyRdf_Literal) {
+ return $this->serialiseLiteral($object);
} else {
- $value = strval($object);
- $quoted = $this->quotedString($value);
-
- if ($datatype = $object->getDatatypeUri()) {
- $short = EasyRdf_Namespace::shorten($datatype, true);
- if ($short) {
- $this->addPrefix($short);
- if ($short == 'xsd:integer') {
- return sprintf('%d', $value);
- } elseif ($short == 'xsd:decimal') {
- return sprintf('%g', $value);
- } elseif ($short == 'xsd:double') {
- return sprintf('%e', $value);
- } elseif ($short == 'xsd:boolean') {
- return sprintf('%s', $value ? 'true' : 'false');
- } else {
- return sprintf('%s^^%s', $quoted, $short);
- }
+ throw new InvalidArgumentException(
+ "serialiseObject() requires \$object to be ".
+ "of type EasyRdf_Resource or EasyRdf_Literal"
+ );
+ }
+ }
+
+
+ /**
+ * Protected method to serialise a RDF collection
+ * @ignore
+ */
+ protected function serialiseCollection($node, $indent)
+ {
+ $turtle = '(';
+ $count = 0;
+ while ($node) {
+ if ($id = $node->getBNodeId()) {
+ $this->outputtedBnodes[$id] = true;
+ }
+
+ $value = $node->get('rdf:first');
+ $node = $node->get('rdf:rest');
+ if ($node and $node->hasProperty('rdf:first')) {
+ $count++;
+ }
+
+ if ($value !== null) {
+ $serialised = $this->serialiseObject($value);
+ if ($count) {
+ $turtle .= "\n$indent $serialised";
} else {
- $datatypeUri = str_replace('>', '\\>', $datatype);
- return sprintf('%s^^<%s>', $quoted, $datatypeUri);
+ $turtle .= " ".$serialised;
}
- } elseif ($lang = $object->getLang()) {
- return $quoted . '@' . $lang;
- } else {
- return $quoted;
}
}
+ if ($count) {
+ $turtle .= "\n$indent)";
+ } else {
+ $turtle .= " )";
+ }
+ return $turtle;
}
/**
@@ -137,16 +215,10 @@ class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
$pCount = 0;
foreach ($properties as $property) {
- $short = EasyRdf_Namespace::shorten($property, true);
- if ($short) {
- if ($short == 'rdf:type') {
- $pStr = 'a';
- } else {
- $this->addPrefix($short);
- $pStr = $short;
- }
+ if ($property === 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type') {
+ $pStr = 'a';
} else {
- $pStr = '<'.str_replace('>', '\\>', $property).'>';
+ $pStr = $this->serialiseResource($property, true);
}
if ($pCount) {
@@ -161,8 +233,10 @@ class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
$turtle .= ',';
}
- if ($object instanceof EasyRdf_Resource and $object->isBnode()) {
- $id = $object->getNodeId();
+ if ($object instanceof EasyRdf_Collection) {
+ $turtle .= ' ' . $this->serialiseCollection($object, $indent);
+ } elseif ($object instanceof EasyRdf_Resource and $object->isBNode()) {
+ $id = $object->getBNodeId();
$rpcount = $this->reversePropertyCount($object);
if ($rpcount <= 1 and !isset($this->outputtedBnodes[$id])) {
// Nested unlabelled Blank Node
@@ -208,41 +282,33 @@ class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
}
/**
- * Serialise an EasyRdf_Graph to Turtle.
- *
- * @param object EasyRdf_Graph $graph An EasyRdf_Graph object.
- * @param string $format The name of the format to convert to.
- * @return string The RDF in the new desired format.
+ * @ignore
*/
- public function serialise($graph, $format)
+ protected function serialiseSubjects($graph, $filterType)
{
- parent::checkSerialiseParams($graph, $format);
-
- if ($format != 'turtle' and $format != 'n3') {
- throw new EasyRdf_Exception(
- "EasyRdf_Serialiser_Turtle does not support: $format"
- );
- }
-
- $this->prefixes = array();
- $this->outputtedBnodes = array();
-
$turtle = '';
foreach ($graph->resources() as $resource) {
+ /** @var $resource EasyRdf_Resource */
// If the resource has no properties - don't serialise it
$properties = $resource->propertyUris();
if (count($properties) == 0) {
continue;
}
- if ($resource->isBnode()) {
- $id = $resource->getNodeId();
- $rpcount = $this->reversePropertyCount($resource);
+ // Is this node of the right type?
+ $thisType = $resource->isBNode() ? 'bnode' : 'uri';
+ if ($thisType != $filterType) {
+ continue;
+ }
+
+ if ($thisType == 'bnode') {
+ $id = $resource->getBNodeId();
if (isset($this->outputtedBnodes[$id])) {
// Already been serialised
continue;
} else {
$this->outputtedBnodes[$id] = true;
+ $rpcount = $this->reversePropertyCount($resource);
if ($rpcount == 0) {
$turtle .= '[]';
} else {
@@ -256,6 +322,34 @@ class EasyRdf_Serialiser_Turtle extends EasyRdf_Serialiser
$turtle .= $this->serialiseProperties($resource);
$turtle .= "\n";
}
+ return $turtle;
+ }
+
+ /**
+ * Serialise an EasyRdf_Graph to Turtle.
+ *
+ * @param EasyRdf_Graph $graph An EasyRdf_Graph object.
+ * @param string $format The name of the format to convert to.
+ * @param array $options
+ * @throws EasyRdf_Exception
+ * @return string The RDF in the new desired format.
+ */
+ public function serialise($graph, $format, array $options = array())
+ {
+ parent::checkSerialiseParams($graph, $format);
+
+ if ($format != 'turtle' and $format != 'n3') {
+ throw new EasyRdf_Exception(
+ "EasyRdf_Serialiser_Turtle does not support: $format"
+ );
+ }
+
+ $this->prefixes = array();
+ $this->outputtedBnodes = array();
+
+ $turtle = '';
+ $turtle .= $this->serialiseSubjects($graph, 'uri');
+ $turtle .= $this->serialiseSubjects($graph, 'bnode');
if (count($this->prefixes)) {
return $this->serialisePrefixes() . "\n" . $turtle;