includes/ImageQueryPage.php

   1 <?php
   2
   3 /**
   4  * Variant of QueryPage which uses a gallery to output results, thus
   5  * suited for reports generating images
   6  *
   7  * @ingroup SpecialPage
   8  * @author Rob Church <robchur@gmail.com>
   9  */
  10 abstract class ImageQueryPage extends QueryPage {
  11
  12         /**
  13          * Format and output report results using the given information plus
  14          * OutputPage
  15          *
  16          * @param $out OutputPage to print to
  17          * @param $skin Skin: user skin to use
  18          * @param $dbr Database (read) connection to use
  19          * @param $res Integer: result pointer
  20          * @param $num Integer: number of available result rows
  21          * @param $offset Integer: paging offset
  22          */
  23         protected function outputResults( $out, $skin, $dbr, $res, $num, $offset ) {
  24                 if( $num > 0 ) {
  25                         $gallery = new ImageGallery();
  26                         $gallery->useSkin( $skin );
  27
  28                         # $res might contain the whole 1,000 rows, so we read up to
  29                         # $num [should update this to use a Pager]
  30                         for( $i = 0; $i < $num && $row = $dbr->fetchObject( $res ); $i++ ) {
  31                                 $namespace = isset( $row->namespace ) ? $row->namespace : NS_FILE;
  32                                 $title = Title::makeTitleSafe( $namespace, $row->title );
  33                                 if ( $title instanceof Title && $title->getNamespace() == NS_FILE ) {
  34                                         $gallery->add( $title, $this->getCellHtml( $row ) );
  35                                 }
  36                         }
  37
  38                         $out->addHTML( $gallery->toHtml() );
  39                 }
  40         }
  41
  42         // Gotta override this since it's abstract
  43         function formatResult( $skin, $result ) { }
  44
  45         /**
  46          * Get additional HTML to be shown in a results' cell
  47          *
  48          * @param $row Object: result row
  49          * @return String
  50          */
  51         protected function getCellHtml( $row ) {
  52                 return '';
  53         }
  54
  55 }