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-rw-r--r--includes/ImageQueryPage.php68
1 files changed, 68 insertions, 0 deletions
diff --git a/includes/ImageQueryPage.php b/includes/ImageQueryPage.php
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+<?php
+
+/**
+ * Variant of QueryPage which uses a gallery to output results, thus
+ * suited for reports generating images
+ *
+ * @package MediaWiki
+ * @addtogroup SpecialPage
+ * @author Rob Church <robchur@gmail.com>
+ */
+class ImageQueryPage extends QueryPage {
+
+ /**
+ * Format and output report results using the given information plus
+ * OutputPage
+ *
+ * @param OutputPage $out OutputPage to print to
+ * @param Skin $skin User skin to use
+ * @param Database $dbr Database (read) connection to use
+ * @param int $res Result pointer
+ * @param int $num Number of available result rows
+ * @param int $offset Paging offset
+ */
+ protected function outputResults( $out, $skin, $dbr, $res, $num, $offset ) {
+ if( $num > 0 ) {
+ $gallery = new ImageGallery();
+ $gallery->useSkin( $skin );
+
+ # $res might contain the whole 1,000 rows, so we read up to
+ # $num [should update this to use a Pager]
+ for( $i = 0; $i < $num && $row = $dbr->fetchObject( $res ); $i++ ) {
+ $image = $this->prepareImage( $row );
+ if( $image instanceof Image ) {
+ $gallery->add( $image, $this->getCellHtml( $row ) );
+ }
+ }
+
+ $out->addHtml( $gallery->toHtml() );
+ }
+ }
+
+ /**
+ * Prepare an image object given a result row
+ *
+ * @param object $row Result row
+ * @return Image
+ */
+ private function prepareImage( $row ) {
+ $namespace = isset( $row->namespace ) ? $row->namespace : NS_IMAGE;
+ $title = Title::makeTitleSafe( $namespace, $row->title );
+ return ( $title instanceof Title && $title->getNamespace() == NS_IMAGE )
+ ? new Image( $title )
+ : null;
+ }
+
+ /**
+ * Get additional HTML to be shown in a results' cell
+ *
+ * @param object $row Result row
+ * @return string
+ */
+ protected function getCellHtml( $row ) {
+ return '';
+ }
+
+}
+
+?>