1 files changed, 142 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/DataValues/ValueFormatters/MonolingualTextValueFormatter.php b/www/wiki/extensions/SemanticMediaWiki/src/DataValues/ValueFormatters/MonolingualTextValueFormatter.php
new file mode 100644
index 00000000..71702889
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/DataValues/ValueFormatters/MonolingualTextValueFormatter.php
@@ -0,0 +1,142 @@
+<?php
+
+namespace SMW\DataValues\ValueFormatters;
+
+use RuntimeException;
+use SMW\DataValueFactory;
+use SMW\DataValues\MonolingualTextValue;
+use SMW\DIProperty;
+use SMW\Message;
+use SMWDataValue as DataValue;
+
+/**
+ * @license GNU GPL v2+
+ * @since 2.4
+ *
+ * @author mwjames
+ */
+class MonolingualTextValueFormatter extends DataValueFormatter {
+
+	/**
+	 * @since 2.4
+	 *
+	 * {@inheritDoc}
+	 */
+	public function isFormatterFor( DataValue $dataValue ) {
+		return $dataValue instanceof MonolingualTextValue;
+	}
+
+	/**
+	 * @since 2.4
+	 *
+	 * {@inheritDoc}
+	 */
+	public function format( $type, $linker = null ) {
+
+		if ( !$this->dataValue instanceof MonolingualTextValue ) {
+			throw new RuntimeException( "The formatter is missing a valid MonolingualTextValue object" );
+		}
+
+		if (
+			$this->dataValue->getCaption() !== false &&
+			( $type === self::WIKI_SHORT || $type === self::HTML_SHORT ) ) {
+			return $this->dataValue->getCaption();
+		}
+
+		return $this->getOutputText( $type, $linker );
+	}
+
+	protected function getOutputText( $type, $linker = null ) {
+
+		if ( !$this->dataValue->isValid() ) {
+			return ( ( $type == self::WIKI_SHORT ) || ( $type == self::HTML_SHORT ) ) ? '' : $this->dataValue->getErrorText();
+		}
+
+		// For the inverse case, return the subject that contains the reference
+		// for Foo annotated with [[Bar::abc@en]] -> [[-Bar::Foo]]
+		if ( $this->dataValue->getProperty() !== null && $this->dataValue->getProperty()->isInverse() ) {
+
+			$dataItems = $this->dataValue->getDataItem()->getSemanticData()->getPropertyValues(
+				new DIProperty(  $this->dataValue->getProperty()->getKey() )
+			);
+
+			$dataItem = reset( $dataItems );
+
+			if ( !$dataItem ) {
+				return '';
+			}
+
+			return $dataItem->getDBKey();
+		}
+
+		return $this->doFormatFinalOutputFor( $type, $linker );
+	}
+
+	private function doFormatFinalOutputFor( $type, $linker ) {
+
+		$text = '';
+		$languagecode = '';
+
+		foreach ( $this->dataValue->getPropertyDataItems() as $property ) {
+
+			// If we wanted to omit the language code display for some outputs then
+			// this is the point to make it happen
+			if ( ( $type == self::HTML_LONG || $type == self::WIKI_SHORT ) && $property->getKey() === '_LCODE' ) {
+			//continue;
+			}
+
+			$dataItems = $this->dataValue->getDataItem()->getSemanticData()->getPropertyValues(
+				$property
+			);
+
+			// Should not happen but just in case
+			if ( !$dataItems === [] ) {
+				$this->dataValue->addErrorMsg( 'smw-datavalue-monolingual-dataitem-missing' );
+				continue;
+			}
+
+			$dataItem = reset( $dataItems );
+
+			if ( $dataItem === false ) {
+				continue;
+			}
+
+			$dataValue = DataValueFactory::getInstance()->newDataValueByItem(
+				$dataItem,
+				$property
+			);
+
+			$result = $this->findValueOutputFor(
+				$type,
+				$dataValue,
+				$linker
+			);
+
+			if ( $property->getKey() === '_LCODE' && $type !== self::VALUE ) {
+				$languagecode = ' ' . Message::get( [ 'smw-datavalue-monolingual-lcode-parenthesis', $result ] );
+			} elseif ( $property->getKey() === '_LCODE' && $type === self::VALUE ) {
+				$languagecode = '@' . $result;
+			} else {
+				$text = $result;
+			}
+		}
+
+		return $text . $languagecode;
+	}
+
+	private function findValueOutputFor( $type, $dataValue, $linker ) {
+		switch ( $type ) {
+			case self::VALUE:
+				return $dataValue->getWikiValue();
+			case self::WIKI_SHORT:
+				return $dataValue->getShortWikiText( $linker );
+			case self::HTML_SHORT:
+				return $dataValue->getShortHTMLText( $linker );
+			case self::WIKI_LONG:
+				return $dataValue->getShortWikiText( $linker );
+			case self::HTML_LONG:
+				return $dataValue->getShortHTMLText( $linker );
+		}
+	}
+
+}