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<?php
/**
*
* @package MediaWiki
* @subpackage SpecialPage
*/
/**
*
*/
function wfSpecialNewimages( $par, $specialPage ) {
global $wgUser, $wgOut, $wgLang, $wgRequest, $wgGroupPermissions;
$wpIlMatch = $wgRequest->getText( 'wpIlMatch' );
$dbr =& wfGetDB( DB_SLAVE );
$sk = $wgUser->getSkin();
$shownav = !$specialPage->including();
$hidebots = $wgRequest->getBool('hidebots',1);
$hidebotsql = '';
if ($hidebots) {
/** Make a list of group names which have the 'bot' flag
set.
*/
$botconds=array();
foreach ($wgGroupPermissions as $groupname=>$perms) {
if(array_key_exists('bot',$perms) && $perms['bot']) {
$botconds[]="ug_group='$groupname'";
}
}
/* If not bot groups, do not set $hidebotsql */
if ($botconds) {
$isbotmember=$dbr->makeList($botconds, LIST_OR);
/** This join, in conjunction with WHERE ug_group
IS NULL, returns only those rows from IMAGE
where the uploading user is not a member of
a group which has the 'bot' permission set.
*/
$ug = $dbr->tableName('user_groups');
$hidebotsql = " LEFT OUTER JOIN $ug ON img_user=ug_user AND ($isbotmember)";
}
}
$image = $dbr->tableName('image');
$sql="SELECT img_timestamp from $image";
if ($hidebotsql) {
$sql .= "$hidebotsql WHERE ug_group IS NULL";
}
$sql.=' ORDER BY img_timestamp DESC LIMIT 1';
$res = $dbr->query($sql, 'wfSpecialNewImages');
$row = $dbr->fetchRow($res);
if($row!==false) {
$ts=$row[0];
} else {
$ts=false;
}
$dbr->freeResult($res);
$sql='';
/** If we were clever, we'd use this to cache. */
$latestTimestamp = wfTimestamp( TS_MW, $ts);
/** Hardcode this for now. */
$limit = 48;
if ( $parval = intval( $par ) ) {
if ( $parval <= $limit && $parval > 0 ) {
$limit = $parval;
}
}
$where = array();
$searchpar = '';
if ( $wpIlMatch != '' ) {
$nt = Title::newFromUrl( $wpIlMatch );
if($nt ) {
$m = $dbr->strencode( strtolower( $nt->getDBkey() ) );
$m = str_replace( '%', "\\%", $m );
$m = str_replace( '_', "\\_", $m );
$where[] = "LCASE(img_name) LIKE '%{$m}%'";
$searchpar = '&wpIlMatch=' . urlencode( $wpIlMatch );
}
}
$invertSort = false;
if( $until = $wgRequest->getVal( 'until' ) ) {
$where[] = 'img_timestamp < ' . $dbr->timestamp( $until );
}
if( $from = $wgRequest->getVal( 'from' ) ) {
$where[] = 'img_timestamp >= ' . $dbr->timestamp( $from );
$invertSort = true;
}
$sql='SELECT img_size, img_name, img_user, img_user_text,'.
"img_description,img_timestamp FROM $image";
if($hidebotsql) {
$sql .= $hidebotsql;
$where[]='ug_group IS NULL';
}
if(count($where)) {
$sql.=' WHERE '.$dbr->makeList($where, LIST_AND);
}
$sql.=' ORDER BY img_timestamp '. ( $invertSort ? '' : ' DESC' );
$sql.=' LIMIT '.($limit+1);
$res = $dbr->query($sql, 'wfSpecialNewImages');
/**
* We have to flip things around to get the last N after a certain date
*/
$images = array();
while ( $s = $dbr->fetchObject( $res ) ) {
if( $invertSort ) {
array_unshift( $images, $s );
} else {
array_push( $images, $s );
}
}
$dbr->freeResult( $res );
$gallery = new ImageGallery();
$firstTimestamp = null;
$lastTimestamp = null;
$shownImages = 0;
foreach( $images as $s ) {
if( ++$shownImages > $limit ) {
# One extra just to test for whether to show a page link;
# don't actually show it.
break;
}
$name = $s->img_name;
$ut = $s->img_user_text;
$nt = Title::newFromText( $name, NS_IMAGE );
$img = new Image( $nt );
$ul = $sk->makeLinkObj( Title::makeTitle( NS_USER, $ut ), $ut );
$gallery->add( $img, "$ul<br />\n<i>".$wgLang->timeanddate( $s->img_timestamp, true )."</i><br />\n" );
$timestamp = wfTimestamp( TS_MW, $s->img_timestamp );
if( empty( $firstTimestamp ) ) {
$firstTimestamp = $timestamp;
}
$lastTimestamp = $timestamp;
}
$bydate = wfMsg( 'bydate' );
$lt = $wgLang->formatNum( min( $shownImages, $limit ) );
if ($shownav) {
$text = wfMsgExt( 'imagelisttext', array('parse'), $lt, $bydate );
$wgOut->addHTML( $text . "\n" );
}
$sub = wfMsg( 'ilsubmit' );
$titleObj = SpecialPage::getTitleFor( 'Newimages' );
$action = $titleObj->escapeLocalURL( $hidebots ? '' : 'hidebots=0' );
if ($shownav) {
$wgOut->addHTML( "<form id=\"imagesearch\" method=\"post\" action=\"" .
"{$action}\">" .
"<input type='text' size='20' name=\"wpIlMatch\" value=\"" .
htmlspecialchars( $wpIlMatch ) . "\" /> " .
"<input type='submit' name=\"wpIlSubmit\" value=\"{$sub}\" /></form>" );
}
/**
* Paging controls...
*/
# If we change bot visibility, this needs to be carried along.
if(!$hidebots) {
$botpar='&hidebots=0';
} else {
$botpar='';
}
$now = wfTimestampNow();
$date = $wgLang->timeanddate( $now, true );
$dateLink = $sk->makeKnownLinkObj( $titleObj, wfMsg( 'sp-newimages-showfrom', $date ), 'from='.$now.$botpar.$searchpar );
$botLink = $sk->makeKnownLinkObj($titleObj, wfMsg( 'showhidebots', ($hidebots ? wfMsg('show') : wfMsg('hide'))),'hidebots='.($hidebots ? '0' : '1').$searchpar);
$prevLink = wfMsg( 'prevn', $wgLang->formatNum( $limit ) );
if( $firstTimestamp && $firstTimestamp != $latestTimestamp ) {
$prevLink = $sk->makeKnownLinkObj( $titleObj, $prevLink, 'from=' . $firstTimestamp . $botpar . $searchpar );
}
$nextLink = wfMsg( 'nextn', $wgLang->formatNum( $limit ) );
if( $shownImages > $limit && $lastTimestamp ) {
$nextLink = $sk->makeKnownLinkObj( $titleObj, $nextLink, 'until=' . $lastTimestamp.$botpar.$searchpar );
}
$prevnext = '<p>' . $botLink . ' '. wfMsg( 'viewprevnext', $prevLink, $nextLink, $dateLink ) .'</p>';
if ($shownav)
$wgOut->addHTML( $prevnext );
if( count( $images ) ) {
$wgOut->addHTML( $gallery->toHTML() );
if ($shownav)
$wgOut->addHTML( $prevnext );
} else {
$wgOut->addWikiText( wfMsg( 'noimages' ) );
}
}
?>
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