1 files changed, 93 insertions, 0 deletions
diff --git a/SemanticMediaWiki/includes/parserhooks/ParserFunctionFactory.php b/SemanticMediaWiki/includes/parserhooks/ParserFunctionFactory.php
new file mode 100644
index 00000000..bc737a16
--- /dev/null
+++ b/SemanticMediaWiki/includes/parserhooks/ParserFunctionFactory.php
@@ -0,0 +1,93 @@
+<?php
+
+namespace SMW;
+
+use Parser;
+
+/**
+ * Factory class for convenience parser function instantiation
+ *
+ * @see http://www.semantic-mediawiki.org/wiki/Help:ParserFunction
+ *
+ * @ingroup ParserFunction
+ *
+ * @licence GNU GPL v2+
+ * @since 1.9
+ *
+ * @author mwjames
+ */
+class ParserFunctionFactory implements ContextAware {
+
+	/** @var Parser */
+	protected $parser;
+
+	/** @var ContextResource */
+	protected $context = null;
+
+	/**
+	 * @since 1.9
+	 *
+	 * @param Parser $parser
+	 * @param ContextResource|null $context
+	 */
+	public function __construct( Parser $parser, ContextResource $context = null ) {
+		$this->parser = $parser;
+		$this->context = $context;
+	}
+
+	/**
+	 * Convenience instantiation of a ParserFunctionFactory object
+	 *
+	 * @since 1.9
+	 *
+	 * @param Parser $parser
+	 *
+	 * @return ParserFunctionFactory
+	 */
+	public static function newFromParser( Parser $parser ) {
+		return new self( $parser );
+	}
+
+	/**
+	 * @see ContextAware::withContext
+	 *
+	 * @since 1.9
+	 *
+	 * @return ContextResource
+	 */
+	public function withContext() {
+
+		if ( $this->context === null ) {
+			$this->context = new ExtensionContext();
+		}
+
+		return $this->context;
+	}
+
+	/**
+	 * Convenience instantiation of a SubobjectParserFunction object
+	 *
+	 * @since 1.9
+	 *
+	 * @return SubobjectParserFunction
+	 */
+	public function getSubobjectParser() {
+		return $this->withContext()->getDependencyBuilder()->newObject( 'SubobjectParserFunction', array( 'Parser' => $this->parser ) );
+	}
+
+	/**
+	 * Convenience instantiation of a RecurringEventsParserFunction object
+	 *
+	 * @since 1.9
+	 *
+	 * @return RecurringEventsParserFunction
+	 */
+	public function getRecurringEventsParser() {
+		return new RecurringEventsParserFunction(
+			new ParserData( $this->parser->getTitle(), $this->parser->getOutput() ),
+			new Subobject( $this->parser->getTitle() ),
+			new MessageFormatter( $this->parser->getTargetLanguage() ),
+			Settings::newFromGlobals()
+		);
+	}
+}