Physikerwelt has uploaded a new change for review.
https://gerrit.wikimedia.org/r/269473
Change subject: WIP: RDF Formatter for Math data type
......................................................................
WIP: RDF Formatter for Math data type
Change-Id: I15fbeec282868b4267a3e3d15740f2c3ff37ea48
---
A MathMLRdfBuilder.php
M MathWikidataHook.php
M extension.json
3 files changed, 53 insertions(+), 1 deletion(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/extensions/Math
refs/changes/73/269473/1
diff --git a/MathMLRdfBuilder.php b/MathMLRdfBuilder.php
new file mode 100644
index 0000000..ed7d790
--- /dev/null
+++ b/MathMLRdfBuilder.php
@@ -0,0 +1,37 @@
+<?php
+
+use Wikibase\DataModel\Snak\PropertyValueSnak;
+use Wikibase\Rdf\ValueSnakRdfBuilder;
+use Wikimedia\Purtle\RdfWriter;
+
+class MathMLRdfBuilder implements ValueSnakRdfBuilder{
+
+ /**
+ * Adds specific value
+ *
+ * @param RdfWriter $writer
+ * @param string $propertyValueNamespace Property value relation
namespace
+ * @param string $propertyValueLName Property value relation name
+ * @param string $dataType Property data type
+ * @param PropertyValueSnak $snak
+ */
+ public function addValue(
+ RdfWriter $writer,
+ $propertyValueNamespace,
+ $propertyValueLName,
+ $dataType,
+ PropertyValueSnak $snak
+ ) {
+ /** @var \DataValues\StringValue $val */
+ $renderer = new MathMathML( $snak->getDataValue()->getValue() );
+ if ( $renderer->checkTeX() && $renderer->render() ){
+ $mml = $renderer->getMathml();
+ } else {
+ $err = $renderer->getLastError();
+ $mml = "<math
xmlns=\"http://www.w3.org/1998/Math/MathML\";><merror>$err</merror></math>";
+ }
+
+ $writer->say( $propertyValueNamespace, $propertyValueLName )
+ ->value( $mml );
+ }
+}
\ No newline at end of file
diff --git a/MathWikidataHook.php b/MathWikidataHook.php
index 62183de..7d7a3a5 100644
--- a/MathWikidataHook.php
+++ b/MathWikidataHook.php
@@ -2,8 +2,13 @@
use ValueFormatters\FormatterOptions;
use ValueParsers\StringParser;
+use Wikibase\Rdf\DedupeBag;
+use Wikibase\Rdf\EntityMentionListener;
+use Wikibase\Rdf\RdfVocabulary;
+use Wikibase\Rdf\Values\MonolingualTextRdfBuilder;
use Wikibase\Repo\Parsers\WikibaseStringValueNormalizer;
use Wikibase\Repo\WikibaseRepo;
+use Wikimedia\Purtle\RdfWriter;
class MathWikidataHook {
@@ -41,6 +46,15 @@
$wgOut->addModuleStyles( $styles );
return new MathFormatter( $format );
},
+ 'rdf-builder-factory-callback' => function (
+ $mode,
+ RdfVocabulary $vocab,
+ RdfWriter $writer,
+ EntityMentionListener $tracker,
+ DedupeBag $dedupe
+ ) {
+ return new MathMLRdfBuilder();
+ },
);
}
diff --git a/extension.json b/extension.json
index 9a00606..edc8732 100644
--- a/extension.json
+++ b/extension.json
@@ -28,7 +28,8 @@
"SpecialMathStatus": "SpecialMathStatus.php",
"MathValidator": "MathValidator.php",
"MathFormatter": "MathFormatter.php",
- "MathWikidataHook": "MathWikidataHook.php"
+ "MathWikidataHook": "MathWikidataHook.php",
+ "MathMLRdfBuilder": "MathMLRdfBuilder.php"
},
"DefaultUserOptions": {
"math": "png"
--
To view, visit https://gerrit.wikimedia.org/r/269473
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I15fbeec282868b4267a3e3d15740f2c3ff37ea48
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/extensions/Math
Gerrit-Branch: master
Gerrit-Owner: Physikerwelt <w...@physikerwelt.de>
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