diff options
Diffstat (limited to 'www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/Browse/ValueFormatter.php')
| -rw-r--r-- | www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/Browse/ValueFormatter.php | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/Browse/ValueFormatter.php b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/Browse/ValueFormatter.php new file mode 100644 index 00000000..98a87e48 --- /dev/null +++ b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/Specials/Browse/ValueFormatter.php @@ -0,0 +1,212 @@ +<?php + +namespace SMW\MediaWiki\Specials\Browse; + +use SMW\ApplicationFactory; +use SMW\DataValueFactory; +use SMW\DataValues\PropertyValue; +use SMW\DataValues\ValueFormatters\DataValueFormatter; +use SMW\DIProperty; +use SMW\Localizer; +use SMWDataValue as DataValue; +use SMWInfolink as Infolink; + +/** + * @private + * + * This class should eventually be injected instead of relying on static methods, + * for now this is the easiest way to unclutter the mammoth Browse class and + * splitting up responsibilities. + * + * @license GNU GPL v2+ + * @since 2.5 + * + * @author mwjames + */ +class ValueFormatter { + + /** + * @since 2.5 + * + * @param DataValue $value + * + * @return string + */ + public static function getFormattedSubject( DataValue $dataValue ) { + + $extra = ''; + + if ( $dataValue->getDataItem()->getNamespace() === SMW_NS_PROPERTY ) { + + $dv = DataValueFactory::getInstance()->newDataValueByItem( + DIProperty::newFromUserLabel( $dataValue->getDataItem()->getDBKey() ) + ); + + $label = $dv->getFormattedLabel( DataValueFormatter::WIKI_LONG ); + + // Those with a formatted displayTitle + // foaf:homepage <span style="font-size:small;">(Foaf:homepage)</span> + if ( strpos( $label, ' <span' ) !== false ) { + list( $label, $extra ) = explode( ' ', $label ); + $extra = ' ' . $extra; + } + + $dataValue->setCaption( $label ); + } + + return $dataValue->getLongHTMLText( smwfGetLinker() ) . $extra; + } + + /** + * Displays a value, including all relevant links (browse and search by property) + * + * @since 2.5 + * + * @param DataValue $value + * @param PropertyValue $property + * @param boolean $incoming + * + * @return string + */ + public static function getFormattedValue( DataValue $dataValue, PropertyValue $propertyValue, $incoming = false, $user = null ) { + + $linker = smwfGetLinker(); + $dataItem = $dataValue->getContextPage(); + + // Allow the DV formatter to access a specific language code + $dataValue->setOption( + DataValue::OPT_CONTENT_LANGUAGE, + Localizer::getInstance()->getPreferredContentLanguage( $dataItem )->getCode() + ); + + $dataValue->setOption( + DataValue::OPT_USER_LANGUAGE, + Localizer::getInstance()->getUserLanguage()->getCode() + ); + + $outputFormat = $dataValue->getOutputFormat(); + + if ( $outputFormat === false ) { + $outputFormat = 'LOCL'; + + if ( Localizer::getInstance()->hasLocalTimeOffsetPreference( $user ) ) { + $outputFormat .= '#TO'; + } + } + + // Use LOCL formatting where appropriate (date) + $dataValue->setOutputFormat( $outputFormat ); + + // For a redirect, disable the DisplayTitle to show the original (aka source) page + if ( $propertyValue->isValid() && $propertyValue->getDataItem()->getKey() == '_REDI' ) { + $dataValue->setOption( 'smwgDVFeatures', ( $dataValue->getOption( 'smwgDVFeatures' ) & ~SMW_DV_WPV_DTITLE ) ); + } + + $html = $dataValue->getLongHTMLText( $linker ); + + if ( $dataValue->getOption( DataValue::OPT_DISABLE_INFOLINKS, false ) === true ) { + return $html; + } + + $isCompactLink = $dataValue->getOption( DataValue::OPT_COMPACT_INFOLINKS, false ); + $noInfolinks = [ '_INST', '_SKEY' ]; + + if ( in_array( $dataValue->getTypeID(), [ '_wpg', '_wpp', '__sob'] ) ) { + $infolink = Infolink::newBrowsingLink( '+', $dataValue->getLongWikiText() ); + $infolink->setCompactLink( $isCompactLink ); + $html .= " " . $infolink->getHTML( $linker ); + } elseif ( $incoming && $propertyValue->isVisible() ) { + $infolink = Infolink::newInversePropertySearchLink( '+', $dataValue->getTitle(), $propertyValue->getDataItem()->getLabel(), 'smwsearch' ); + $infolink->setCompactLink( $isCompactLink ); + $html .= " " . $infolink->getHTML( $linker ); + } elseif ( $dataValue->getProperty() instanceof DIProperty && !in_array( $dataValue->getProperty()->getKey(), $noInfolinks ) ) { + $html .= $dataValue->getInfolinkText( SMW_OUTPUT_HTML, $linker ); + } + + return $html; + } + + /** + * Figures out the label of the property to be used. For outgoing ones it is just + * the text, for incoming ones we try to figure out the inverse one if needed, + * either by looking for an explicitly stated one or by creating a default one. + * + * @since 2.5 + * + * @param PropertyValue $property + * @param boolean $incoming + * @param boolean $showInverse + * + * @return string + */ + public static function getPropertyLabel( PropertyValue $propertyValue, $incoming = false, $showInverse = false ) { + + $proptext = null; + + $linker = smwfGetLinker(); + $property = $propertyValue->getDataItem(); + + if ( $propertyValue->isVisible() ) { + $propertyValue->setCaption( self::findPropertyLabel( $propertyValue, $incoming, $showInverse ) ); + $proptext = $propertyValue->getShortHTMLText( $linker ) . "\n"; + } elseif ( $property->getKey() == '_INST' ) { + $proptext = $linker->specialLink( 'Categories', 'smw-category' ); + } elseif ( $property->getKey() == '_REDI' ) { + $proptext = $linker->specialLink( 'Listredirects', 'isredirect' ); + } + + return $proptext; + } + + private static function findPropertyLabel( PropertyValue $propertyValue, $incoming = false, $showInverse = false ) { + + $property = $propertyValue->getDataItem(); + $contextPage = $propertyValue->getContextPage(); + + // Change caption for the incoming, Has query instance + if ( $incoming && $property->getKey() === '_ASK' && strpos( $contextPage->getSubobjectName(), '_QUERY' ) === false ) { + return self::addNonBreakingSpace( wfMessage( 'smw-query-reference-link-label' )->text() ); + } + + if ( !$incoming || !$showInverse ) { + return self::addNonBreakingSpace( $propertyValue->getWikiValue() ); + } + + $inverseProperty = DataValueFactory::getInstance()->newPropertyValueByLabel( wfMessage( 'smw_inverse_label_property' )->text() ); + + $dataItems = ApplicationFactory::getInstance()->getStore()->getPropertyValues( + $property->getDiWikiPage(), + $inverseProperty->getDataItem() + ); + + if ( $dataItems !== [] ) { + $text = str_replace( '_', ' ', end( $dataItems )->getDBKey() ); + } else { + $text = wfMessage( 'smw_inverse_label_default', $propertyValue->getWikiValue() )->text(); + } + + return self::addNonBreakingSpace( $text ); + } + + /** + * Replace the last two space characters with unbreakable spaces for beautification. + * + * @since 2.5 + * + * @param string $text + * + * @return string + */ + public static function addNonBreakingSpace( $text ) { + + $nonBreakingSpace = html_entity_decode( ' ', ENT_NOQUOTES, 'UTF-8' ); + $text = preg_replace( '/[\s]/u', $nonBreakingSpace, $text, - 1, $count ); + + if ( $count > 2) { + return preg_replace( '/($nonBreakingSpace)/u', ' ', $text, max( 0, $count - 2 ) ); + } + + return $text; + } + +} |