SemanticMediaWiki/specials/QueryPages/SMW_SpecialUnusedProperties.php

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<?php

class SMWSpecialUnusedProperties extends SpecialPage {
        
        public function __construct() {
                parent::__construct( 'UnusedProperties' );
        }

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

class SMWUnusedPropertiesPage extends SMWQueryPage {

        function getName() {
                return "UnusedProperties";
        }

        function isExpensive() {
                return false; // Disables caching for now
        }

        function isSyndicated() {
                return false; // TODO: why not?
        }

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

        function formatResult( $skin, /* SMWDIProperty */ $result ) {
                $linker = smwfGetLinker();
                
                $proplink = $linker->link(
                        $result->getDiWikiPage()->getTitle(),
                        $result->getLabel()
                );

                $types = smwfGetStore()->getPropertyValues( $result->getDiWikiPage(), new SMWDIProperty( '_TYPE' ) );
                $errors = array();

                if ( count( $types ) >= 1 ) {
                        $typestring = SMWDataValueFactory::newDataItemValue( current( $types ), new SMWDIProperty( '_TYPE' ) )->getLongHTMLText( $linker );
                } else {
                        $type = SMWTypesValue::newFromTypeId( '_wpg' );
                        $typestring = $type->getLongHTMLText( $linker );
                        $errors[] = wfMsg( 'smw_propertylackstype', $type->getLongHTMLText() );
                }

                return wfMsg( 'smw_unusedproperty_template', $proplink, $typestring ) . ' ' . smwfEncodeMessages( $errors );
        }

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

}

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