includes/SpecialNewimages.php

   1 <?php
   2 /**
   3  *
   4  * @package MediaWiki
   5  * @subpackage SpecialPage
   6  */
   7
   8 require_once( 'ImageGallery.php' );
   9
  10 /**
  11  *
  12  */
  13 function wfSpecialNewimages() {
  14         global $wgUser, $wgOut, $wgLang, $wgContLang, $wgRequest;
  15
  16         $wpIlMatch = $wgRequest->getText( 'wpIlMatch' );
  17         $dbr =& wfGetDB( DB_SLAVE );
  18         $sk = $wgUser->getSkin();
  19
  20         /** If we were clever, we'd use this to cache. */
  21         $latestTimestamp = wfTimestamp( TS_MW, $dbr->selectField(
  22                 'image', 'img_timestamp',
  23                 '', 'wfSpecialNewimages',
  24                 array( 'ORDER BY' => 'img_timestamp DESC',
  25                        'LIMIT' => 1 ) ) );
  26
  27         /** Hardcode this for now. */
  28         $limit = 48;
  29
  30         $where = array();
  31         if ( !empty( $wpIlMatch ) ) {
  32                 $nt = Title::newFromUrl( $wpIlMatch );
  33                 if($nt ) {
  34                         $m = $dbr->strencode( strtolower( $nt->getDBkey() ) );
  35                         $m = str_replace( '%', "\\%", $m );
  36                         $m = str_replace( '_', "\\_", $m );
  37                         $where[] = "LCASE(img_name) LIKE '%{$m}%'";
  38                 }
  39         }
  40
  41         $invertSort = false;
  42         if( $until = $wgRequest->getVal( 'until' ) ) {
  43                 $where[] = 'img_timestamp < ' . $dbr->timestamp( $until );
  44         }
  45         if( $from = $wgRequest->getVal( 'from' ) ) {
  46                 $where[] = 'img_timestamp >= ' . $dbr->timestamp( $from );
  47                 $invertSort = true;
  48         }
  49
  50         $res = $dbr->select( 'image',
  51                 array( 'img_size', 'img_name', 'img_user', 'img_user_text',
  52                        'img_description', 'img_timestamp' ),
  53                 $where,
  54                 'wfSpecialNewimages',
  55                 array( 'LIMIT' => $limit + 1,
  56                        'ORDER BY' => 'img_timestamp' . ( $invertSort ? '' : ' DESC' ) )
  57         );
  58
  59         /**
  60          * We have to flip things around to get the last N after a certain date
  61          */
  62         $images = array();
  63         while ( $s = $dbr->fetchObject( $res ) ) {
  64                 if( $invertSort ) {
  65                         array_unshift( $images, $s );
  66                 } else {
  67                         array_push( $images, $s );
  68                 }
  69         }
  70         $dbr->freeResult( $res );
  71
  72         $gallery = new ImageGallery();
  73         $firstTimestamp = null;
  74         $lastTimestamp = null;
  75         $shownImages = 0;
  76         foreach( $images as $s ) {
  77                 if( ++$shownImages > $limit ) {
  78                         # One extra just to test for whether to show a page link;
  79                         # don't actually show it.
  80                         break;
  81                 }
  82
  83                 $name = $s->img_name;
  84                 $ut = $s->img_user_text;
  85
  86                 $nt = Title::newFromText( $name, NS_IMAGE );
  87                 $img = Image::newFromTitle( $nt );
  88                 $ul = $sk->makeLink( $wgContLang->getNsText( Namespace::getUser() ) . ":{$ut}", $ut );
  89
  90                 $gallery->add( $img, $ul.'<br /><i>'.$wgLang->timeanddate( $s->img_timestamp, true ).'</i><br />' );
  91
  92                 $timestamp = wfTImestamp( TS_MW, $s->img_timestamp );
  93                 if( empty( $firstTimestamp ) ) {
  94                         $firstTimestamp = $timestamp;
  95                 }
  96                 $lastTimestamp = $timestamp;
  97         }
  98
  99         $bydate = wfMsg( 'bydate' );
 100         $lt = $wgLang->formatNum( min( $shownImages, $limit ) );
 101         $text = wfMsg( "imagelisttext",
 102                 "<strong>{$lt}</strong>", "<strong>{$bydate}</strong>" );
 103         $wgOut->addHTML( "<p>{$text}\n</p>" );
 104
 105         $cap = wfMsg( 'ilshowmatch' );
 106         $sub = wfMsg( 'ilsubmit' );
 107         $titleObj = Title::makeTitle( NS_SPECIAL, 'Newimages' );
 108         $action = $titleObj->escapeLocalURL(  "limit={$limit}" );
 109
 110         $wgOut->addHTML( "<form id=\"imagesearch\" method=\"post\" action=\"" .
 111           "{$action}\">" .
 112           "{$cap}: <input type='text' size='8' name=\"wpIlMatch\" value=\"" .
 113           htmlspecialchars( $wpIlMatch ) . "\" /> " .
 114           "<input type='submit' name=\"wpIlSubmit\" value=\"{$sub}\" /></form>" );
 115         $here = $wgContLang->specialPage( 'Newimages' );
 116
 117         /**
 118          * Paging controls...
 119          */
 120         $now = wfTimestamp( TS_MW );
 121         $date = $wgLang->timeanddate( $now );
 122         $dateLink = $sk->makeKnownLinkObj( $titleObj, wfMsg( 'rclistfrom', $date ), 'from=' . $now );
 123
 124         $prevLink = wfMsg( 'prevn', $wgLang->formatNum( $limit ) );
 125         if( $firstTimestamp && $firstTimestamp != $latestTimestamp ) {
 126                 $prevLink = $sk->makeKnownLinkObj( $titleObj, $prevLink, 'from=' . $firstTimestamp );
 127         }
 128
 129         $nextLink = wfMsg( 'nextn', $wgLang->formatNum( $limit ) );
 130         if( $shownImages > $limit && $lastTimestamp ) {
 131                 $nextLink = $sk->makeKnownLinkObj( $titleObj, $nextLink, 'until=' . $lastTimestamp );
 132         }
 133
 134         $prevnext = '<p>' . wfMsg( 'viewprevnext', $prevLink, $nextLink, $dateLink ) . '</p>';
 135         $wgOut->addHTML( $prevnext );
 136
 137         if( count( $images ) ) {
 138                 $wgOut->addHTML( $gallery->toHTML() );
 139                 $wgOut->addHTML( $prevnext );
 140         } else {
 141                 $wgOut->addWikiText( wfMsg( 'noimages' ) );
 142         }
 143 }
 144
 145 ?>