65 lines
1.7 KiB
PHP
65 lines
1.7 KiB
PHP
<?php
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/**
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* Variant of QueryPage which uses a gallery to output results, thus
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* suited for reports generating images
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*
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* @ingroup SpecialPage
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* @author Rob Church <robchur@gmail.com>
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*/
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class ImageQueryPage extends QueryPage {
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/**
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* Format and output report results using the given information plus
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* OutputPage
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*
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* @param $out OutputPage to print to
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* @param $skin Skin: user skin to use
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* @param $dbr Database (read) connection to use
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* @param $res Integer: result pointer
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* @param $num Integer: number of available result rows
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* @param $offset Integer: paging offset
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*/
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protected function outputResults( $out, $skin, $dbr, $res, $num, $offset ) {
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if( $num > 0 ) {
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$gallery = new ImageGallery();
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$gallery->useSkin( $skin );
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# $res might contain the whole 1,000 rows, so we read up to
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# $num [should update this to use a Pager]
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for( $i = 0; $i < $num && $row = $dbr->fetchObject( $res ); $i++ ) {
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$image = $this->prepareImage( $row );
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if( $image ) {
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$gallery->add( $image->getTitle(), $this->getCellHtml( $row ) );
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}
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}
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$out->addHTML( $gallery->toHtml() );
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}
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}
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/**
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* Prepare an image object given a result row
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*
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* @param $row Object: result row
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* @return Image
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*/
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private function prepareImage( $row ) {
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$namespace = isset( $row->namespace ) ? $row->namespace : NS_FILE;
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$title = Title::makeTitleSafe( $namespace, $row->title );
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return ( $title instanceof Title && $title->getNamespace() == NS_FILE )
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? wfFindFile( $title )
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: null;
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}
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/**
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* Get additional HTML to be shown in a results' cell
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*
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* @param $row Object: result row
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* @return String
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*/
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protected function getCellHtml( $row ) {
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return '';
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}
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}
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