From cecb985bee3bdd252e1b8dc0bd500b37cd52be01 Mon Sep 17 00:00:00 2001 From: Pierre Schmitz Date: Wed, 16 May 2007 20:58:53 +0000 Subject: Aktualisierung auf MediaWiki 1.10.0 Plugins angepasst und verbessert kleine Korrekturen am Design --- includes/SpecialWhatlinkshere.php | 170 ++++++++++++++++++++++++-------------- 1 file changed, 106 insertions(+), 64 deletions(-) (limited to 'includes/SpecialWhatlinkshere.php') diff --git a/includes/SpecialWhatlinkshere.php b/includes/SpecialWhatlinkshere.php index bed783f8..277e279f 100644 --- a/includes/SpecialWhatlinkshere.php +++ b/includes/SpecialWhatlinkshere.php @@ -1,8 +1,7 @@ execute(); } +/** + * implements Special:Whatlinkshere + * @addtogroup SpecialPage + */ class WhatLinksHerePage { var $request, $par; - var $limit, $from, $dir, $target; + var $limit, $from, $back, $target; var $selfTitle, $skin; + private $namespace; + function WhatLinksHerePage( &$request, $par = null ) { global $wgUser; $this->request =& $request; - $this->skin =& $wgUser->getSkin(); + $this->skin = $wgUser->getSkin(); $this->par = $par; } @@ -35,10 +40,7 @@ class WhatLinksHerePage { $this->limit = 50; } $this->from = $this->request->getInt( 'from' ); - $this->dir = $this->request->getText( 'dir', 'next' ); - if ( $this->dir != 'prev' ) { - $this->dir = 'next'; - } + $this->back = $this->request->getInt( 'back' ); $targetString = isset($this->par) ? $this->par : $this->request->getVal( 'target' ); @@ -59,7 +61,7 @@ class WhatLinksHerePage { $wgOut->addHTML( wfMsg( 'whatlinkshere-barrow' ) . ' ' .$this->skin->makeLinkObj($this->target, '', 'redirect=no' )."
\n"); - $this->showIndirectLinks( 0, $this->target, $this->limit, $this->from, $this->dir ); + $this->showIndirectLinks( 0, $this->target, $this->limit, $this->from, $this->back ); } /** @@ -67,20 +69,21 @@ class WhatLinksHerePage { * @param Title $target Target title * @param int $limit Number of entries to display * @param Title $from Display from this article ID - * @param string $dir 'next' or 'prev', whether $fromTitle is the start or end of the list + * @param Title $back Display from this article ID at backwards scrolling * @private */ - function showIndirectLinks( $level, $target, $limit, $from = 0, $dir = 'next' ) { + function showIndirectLinks( $level, $target, $limit, $from = 0, $back = 0 ) { global $wgOut; $fname = 'WhatLinksHerePage::showIndirectLinks'; + $dbr = wfGetDB( DB_READ ); + $options = array(); - $dbr =& wfGetDB( DB_READ ); - - // Some extra validation - $from = intval( $from ); - if ( !$from && $dir == 'prev' ) { - // Before start? No make sense - $dir = 'next'; + $ns = $this->request->getIntOrNull( 'namespace' ); + if ( isset( $ns ) ) { + $options['namespace'] = $ns; + $this->setNamespace( $options['namespace'] ); + } else { + $options['namespace'] = ''; } // Make the query @@ -96,18 +99,18 @@ class WhatLinksHerePage { 'tl_title' => $target->getDBkey(), ); + if ( $this->namespace !== null ){ + $plConds['page_namespace'] = (int)$this->namespace; + $tlConds['page_namespace'] = (int)$this->namespace; + } + if ( $from ) { - if ( 'prev' == $dir ) { - $offsetCond = "page_id < $from"; - $options = array( 'ORDER BY page_id DESC' ); - } else { - $offsetCond = "page_id >= $from"; - $options = array( 'ORDER BY page_id' ); - } + $offsetCond = "page_id >= $from"; } else { $offsetCond = false; - $options = array( 'ORDER BY page_id,is_template DESC' ); } + $options['ORDER BY'] = 'page_id'; + // Read an extra row as an at-end check $queryLimit = $limit + 1; $options['LIMIT'] = $queryLimit; @@ -121,14 +124,37 @@ class WhatLinksHerePage { $plConds, $fname, $options ); $tlRes = $dbr->select( array( 'templatelinks', 'page' ), $fields, $tlConds, $fname, $options ); - if ( !$dbr->numRows( $plRes ) && !$dbr->numRows( $tlRes ) ) { - if ( 0 == $level ) { + if ( 0 == $level && !isset( $this->namespace ) ) { + // really no links to here $wgOut->addWikiText( wfMsg( 'nolinkshere', $this->target->getPrefixedText() ) ); + } elseif ( 0 == $level && isset( $this->namespace ) ) { + // no links from requested namespace to here + $options = array(); // reinitialize for a further namespace search + $options['namespace'] = $this->namespace; + $options['target'] = $this->target->getPrefixedText(); + list( $options['limit'], $options['offset']) = wfCheckLimits(); + $wgOut->addHTML( $this->whatlinkshereForm( $options ) ); + $wgOut->addWikiText( wfMsg( 'nolinkshere-ns', $this->target->getPrefixedText() ) ); } return; } + $options = array(); + list( $options['limit'], $options['offset']) = wfCheckLimits(); + if ( ( $ns = $this->request->getVal( 'namespace', null ) ) !== null && $ns !== '' && ctype_digit($ns) ) { + $options['namespace'] = intval( $ns ); + $this->setNamespace( $options['namespace'] ); + } else { + $options['namespace'] = ''; + $this->setNamespace( null ); + } + $options['offset'] = $this->request->getVal( 'offset' ); + /* Offset must be an integral. */ + if ( !strlen( $options['offset'] ) || !preg_match( '/^[0-9]+$/', $options['offset'] ) ) + $options['offset'] = ''; + $options['target'] = $this->target->getPrefixedDBkey(); + // Read the rows into an array and remove duplicates // templatelinks comes second so that the templatelinks row overwrites the // pagelinks row, so we get (inclusion) rather than nothing @@ -150,46 +176,27 @@ class WhatLinksHerePage { $numRows = count( $rows ); // Work out the start and end IDs, for prev/next links - if ( $dir == 'prev' ) { - // Descending order - if ( $numRows > $limit ) { - // More rows available before these ones - // Get the ID from the next row past the end of the displayed set - $prevId = $rows[$limit]->page_id; - // Remove undisplayed rows - $rows = array_slice( $rows, 0, $limit ); - } else { - // No more rows available before - $prevId = 0; - } - // Assume that the ID specified in $from exists, so there must be another page - $nextId = $from; - - // Reverse order ready for display - $rows = array_reverse( $rows ); + if ( $numRows > $limit ) { + // More rows available after these ones + // Get the ID from the last row in the result set + $nextId = $rows[$limit]->page_id; + // Remove undisplayed rows + $rows = array_slice( $rows, 0, $limit ); } else { - // Ascending - if ( $numRows > $limit ) { - // More rows available after these ones - // Get the ID from the last row in the result set - $nextId = $rows[$limit]->page_id; - // Remove undisplayed rows - $rows = array_slice( $rows, 0, $limit ); - } else { - // No more rows after - $nextId = false; - } - $prevId = $from; + // No more rows after + $nextId = false; } + $prevId = $from; - if ( 0 == $level ) { + if ( $level == 0 ) { + $wgOut->addHTML( $this->whatlinkshereForm( $options ) ); $wgOut->addWikiText( wfMsg( 'linkshere', $this->target->getPrefixedText() ) ); } $isredir = wfMsg( 'isredirect' ); $istemplate = wfMsg( 'istemplate' ); if( $level == 0 ) { - $prevnext = $this->getPrevNext( $limit, $prevId, $nextId ); + $prevnext = $this->getPrevNext( $limit, $prevId, $nextId, $options['namespace'] ); $wgOut->addHTML( $prevnext ); } @@ -240,16 +247,21 @@ class WhatLinksHerePage { function getPrevNext( $limit, $prevId, $nextId ) { global $wgLang; $fmtLimit = $wgLang->formatNum( $limit ); - $prev = wfMsg( 'prevn', $fmtLimit ); - $next = wfMsg( 'nextn', $fmtLimit ); + $prev = wfMsgExt( 'whatlinkshere-prev', array( 'parsemag', 'escape' ), $fmtLimit ); + $next = wfMsgExt( 'whatlinkshere-next', array( 'parsemag', 'escape' ), $fmtLimit ); + + $nsText = ''; + if( is_int($this->namespace) ) { + $nsText = "&namespace={$this->namespace}"; + } if ( 0 != $prevId ) { - $prevLink = $this->makeSelfLink( $prev, "limit={$limit}&from={$prevId}&dir=prev" ); + $prevLink = $this->makeSelfLink( $prev, "limit={$limit}&from={$this->back}{$nsText}" ); } else { $prevLink = $prev; } if ( 0 != $nextId ) { - $nextLink = $this->makeSelfLink( $next, "limit={$limit}&from={$nextId}" ); + $nextLink = $this->makeSelfLink( $next, "limit={$limit}&from={$nextId}&back={$prevId}{$nsText}" ); } else { $nextLink = $next; } @@ -262,12 +274,42 @@ class WhatLinksHerePage { return wfMsg( 'viewprevnext', $prevLink, $nextLink, $nums ); } - function numLink( $limit, $from ) { + function numLink( $limit, $from, $ns = null ) { global $wgLang; $query = "limit={$limit}&from={$from}"; + if( is_int($this->namespace) ) { $query .= "&namespace={$this->namespace}";} $fmtLimit = $wgLang->formatNum( $limit ); return $this->makeSelfLink( $fmtLimit, $query ); } + + function whatlinkshereForm( $options ) { + global $wgScript, $wgTitle; + + $options['title'] = $wgTitle->getPrefixedText(); + + $f = Xml::openElement( 'form', array( 'method' => 'get', 'action' => "$wgScript" ) ) . + '
' . + Xml::element( 'legend', array(), wfMsg( 'whatlinkshere' ) ); + + foreach ( $options as $name => $value ) { + if( $name === 'namespace') continue; + $f .= "\t" . Xml::hidden( $name, $value ). "\n"; + } + + $f .= Xml::label( wfMsg( 'namespace' ), 'namespace' ) . ' ' . + Xml::namespaceSelector( $options['namespace'], '' ) . + Xml::submitButton( wfMsg( 'allpagessubmit' ) ) . + '
' . + Xml::closeElement( 'form' ) . "\n"; + + return $f; + } + + /** Set the namespace we are filtering on */ + private function setNamespace( $ns ) { + $this->namespace = $ns; + } + } ?> -- cgit v1.2.3-54-g00ecf