SemanticMediaWiki/specials/QueryPages/SMW_SpecialProperties.php

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<?php

class SMWSpecialProperties extends SpecialPage {
        
        public function __construct() {
                parent::__construct( 'Properties' );
        }

        public function execute( $param ) {
                wfProfileIn( 'smwfDoSpecialProperties (SMW)' );
                
                global $wgOut;
                
                $wgOut->setPageTitle( wfMsg( 'properties' ) );
                
                $rep = new SMWPropertiesPage();
                
                list( $limit, $offset ) = wfCheckLimits();
                $rep->doQuery( $offset, $limit );
                
                // Ensure locally collected output data is pushed to the output!
                SMWOutputs::commitToOutputPage( $wgOut );
                
                wfProfileOut( 'smwfDoSpecialProperties (SMW)' );
        }
}

class SMWPropertiesPage extends SMWQueryPage {

        function getPageHeader() {
                return '<p>' . wfMsg( 'smw_properties_docu' ) . "</p><br />\n";
        }

        function getName() {
                return 'Properties';
        }

        function formatResult( $skin, $result ) {
                global $wgLang;
                $linker = smwfGetLinker();
                list ( $property, $useCount ) = $result;
                
                $errors = array();

                $diWikiPage = $property->getDiWikiPage();
                $title = !is_null( $diWikiPage ) ? $diWikiPage->getTitle() : null;

                if ( $property->isUserDefined() ) {

                        if ( $title === null ) {
                                return '';
                        }

                        if ( $useCount <= 5 ) {
                                $errors[] = wfMsgHtml( 'smw_propertyhardlyused' );
                        }

                        // User defined types default to Page
                        global $smwgPDefaultType;
                        $typeDataValue = SMWTypesValue::newFromTypeId( $smwgPDefaultType );
                        $typestring = $typeDataValue->getLongHTMLText( $linker );

                        $label = htmlspecialchars( $property->getLabel() );
                        if ( $title->exists() ) {
                                $typeProperty = new SMWDIProperty( '_TYPE' );
                                $types = smwfGetStore()->getPropertyValues( $diWikiPage, $typeProperty );
                                if ( count( $types ) >= 1 ) {
                                        $typeDataValue = SMWDataValueFactory::newDataItemValue( current( $types ), $typeProperty );
                                        $typestring = $typeDataValue->getLongHTMLText( $linker );
                                } else {
                                        $errors[] = wfMsgHtml( 'smw_propertylackstype', $typestring );
                                }

                                $proplink = $linker->link( $title, $label );
                        } else {
                                $errors[] = wfMsgHtml( 'smw_propertylackspage' );
                                $proplink = $linker->link( $title, $label, array(), array( 'action' => 'view' ) );
                        }

                } else { // predefined property
                        $typeid = $property->findPropertyTypeID();
                        $typeDataValue = SMWTypesValue::newFromTypeId( $typeid );
                        $typestring = $typeDataValue->getLongHTMLText( $linker );
                        $propertyDataValue = SMWDataValueFactory::newDataItemValue( $property, null );
                        $proplink = $propertyDataValue->getShortHtmlText( $linker );
                }

                $warnings = smwfEncodeMessages( $errors, 'warning', '', false );

                $useCount = $wgLang->formatNum( $useCount );
                if ( $typestring === '' ) { // Builtins have no type
                        return wfMsgHtml( 'smw_property_template_notype', $proplink, $useCount ) . ' ' . $warnings;
                } else {
                        return wfMsgHtml( 'smw_property_template', $proplink, $typestring, $useCount ) . ' ' . $warnings;
                }
        }

        function getResults( $requestoptions ) {
                return smwfGetStore()->getPropertiesSpecial( $requestoptions );
        }

}

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