1 files changed, 96 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/ParserFunctions/RecurringEventsParserFunction.php b/www/wiki/extensions/SemanticMediaWiki/src/ParserFunctions/RecurringEventsParserFunction.php
new file mode 100644
index 00000000..9a161e0c
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/ParserFunctions/RecurringEventsParserFunction.php
@@ -0,0 +1,96 @@
+<?php
+
+namespace SMW\ParserFunctions;
+
+use SMW\MessageFormatter;
+use SMW\ParserData;
+use SMW\ParserParameterProcessor;
+use SMW\RecurringEvents;
+use SMW\Subobject;
+
+/**
+ * @private This class should not be instantiated directly, please use
+ * ParserFunctionFactory::newRecurringEventsParserFunction
+ *
+ * Class that provides the {{#set_recurring_event}} parser function
+ *
+ * @see http://semantic-mediawiki.org/wiki/Help:Recurring_events
+ *
+ * @license GNU GPL v2+
+ * @since 1.9
+ *
+ * @author mwjames
+ */
+class RecurringEventsParserFunction extends SubobjectParserFunction {
+
+	/**
+	 * @var RecurringEvents
+	 */
+	private $recurringEvents;
+
+	/**
+	 * @since 1.9
+	 *
+	 * @param ParserData $parserData
+	 * @param Subobject $subobject
+	 * @param MessageFormatter $messageFormatter
+	 * @param RecurringEvents $recurringEvents
+	 */
+	public function __construct( ParserData $parserData, Subobject $subobject, MessageFormatter $messageFormatter, RecurringEvents $recurringEvents ) {
+		parent::__construct ( $parserData, $subobject, $messageFormatter );
+		$this->recurringEvents = $recurringEvents;
+	}
+
+	/**
+	 * @since 1.9
+	 *
+	 * @param ParserParameterProcessor $parameters
+	 *
+	 * @return string|null
+	 */
+	public function parse( ParserParameterProcessor $parameters ) {
+
+		$this->useFirstElementAsPropertyLabel( true );
+
+		$this->recurringEvents->parse(
+			$parameters->toArray()
+		);
+
+		$this->messageFormatter->addFromArray(
+			$this->recurringEvents->getErrors()
+		);
+
+		foreach ( $this->recurringEvents->getDates() as $date_str ) {
+
+			// Override existing parameters array with the returned
+			// pre-processed parameters array from recurring events
+			$parameters->setParameters( $this->recurringEvents->getParameters() );
+
+			// Add the date string as individual property / value parameter
+			$parameters->addParameter(
+				$this->recurringEvents->getProperty(),
+				$date_str
+			);
+
+			// @see SubobjectParserFunction::addDataValuesToSubobject
+			// Each new $parameters set will add an additional subobject
+			// to the instance
+			if ( $this->addDataValuesToSubobject( $parameters ) ) {
+				$this->parserData->getSemanticData()->addSubobject( $this->subobject );
+			}
+
+			// Collect errors that occurred during processing
+			$this->messageFormatter->addFromArray( $this->subobject->getErrors() );
+		}
+
+		// Update ParserOutput
+		$this->parserData->pushSemanticDataToParserOutput();
+
+		$this->messageFormatter->addFromArray(
+			$this->parserData->getErrors()
+		);
+
+		return $this->messageFormatter->getHtml();
+	}
+
+}