includes/specials/SpecialSpecialpages.php

   1 <?php
   2 /**
   3  * Implements Special:Specialpages
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 use MediaWiki\MediaWikiServices;
  25
  26 /**
  27  * A special page that lists special pages
  28  *
  29  * @ingroup SpecialPage
  30  */
  31 class SpecialSpecialpages extends UnlistedSpecialPage {
  32
  33         function __construct() {
  34                 parent::__construct( 'Specialpages' );
  35         }
  36
  37         function execute( $par ) {
  38                 $out = $this->getOutput();
  39                 $this->setHeaders();
  40                 $this->outputHeader();
  41                 $out->allowClickjacking();
  42                 $out->addModuleStyles( 'mediawiki.special' );
  43
  44                 $groups = $this->getPageGroups();
  45
  46                 if ( $groups === false ) {
  47                         return;
  48                 }
  49
  50                 $this->addHelpLink( 'Help:Special pages' );
  51                 $this->outputPageList( $groups );
  52         }
  53
  54         private function getPageGroups() {
  55                 $pages = MediaWikiServices::getInstance()->getSpecialPageFactory()->
  56                         getUsablePages( $this->getUser() );
  57
  58                 if ( $pages === [] ) {
  59                         # Yeah, that was pointless. Thanks for coming.
  60                         return false;
  61                 }
  62
  63                 /** Put them into a sortable array */
  64                 $groups = [];
  65                 /** @var SpecialPage $page */
  66                 foreach ( $pages as $page ) {
  67                         if ( $page->isListed() ) {
  68                                 $group = $page->getFinalGroupName();
  69                                 if ( !isset( $groups[$group] ) ) {
  70                                         $groups[$group] = [];
  71                                 }
  72                                 $groups[$group][$page->getDescription()] = [
  73                                         $page->getPageTitle(),
  74                                         $page->isRestricted(),
  75                                         $page->isCached()
  76                                 ];
  77                         }
  78                 }
  79
  80                 /** Sort */
  81                 foreach ( $groups as $group => $sortedPages ) {
  82                         ksort( $groups[$group] );
  83                 }
  84
  85                 /** Always move "other" to end */
  86                 if ( array_key_exists( 'other', $groups ) ) {
  87                         $other = $groups['other'];
  88                         unset( $groups['other'] );
  89                         $groups['other'] = $other;
  90                 }
  91
  92                 return $groups;
  93         }
  94
  95         private function outputPageList( $groups ) {
  96                 $out = $this->getOutput();
  97
  98                 $includesRestrictedPages = false;
  99                 $includesCachedPages = false;
 100
 101                 foreach ( $groups as $group => $sortedPages ) {
 102                         if ( strpos( $group, '/' ) !== false ) {
 103                                 list( $group, $subGroup ) = explode( '/', $group, 2 );
 104                                 $out->wrapWikiMsg(
 105                                         "<h3 class=\"mw-specialpagessubgroup\">$1</h3>\n",
 106                                         "specialpages-group-$group-$subGroup"
 107                                 );
 108                         } else {
 109                                 $out->wrapWikiMsg(
 110                                         "<h2 class=\"mw-specialpagesgroup\" id=\"mw-specialpagesgroup-$group\">$1</h2>\n",
 111                                         "specialpages-group-$group"
 112                                 );
 113                         }
 114                         $out->addHTML(
 115                                 Html::openElement( 'div', [ 'class' => 'mw-specialpages-list' ] )
 116                                 . '<ul>'
 117                         );
 118                         foreach ( $sortedPages as $desc => $specialpage ) {
 119                                 list( $title, $restricted, $cached ) = $specialpage;
 120
 121                                 $pageClasses = [];
 122                                 if ( $cached ) {
 123                                         $includesCachedPages = true;
 124                                         $pageClasses[] = 'mw-specialpagecached';
 125                                 }
 126                                 if ( $restricted ) {
 127                                         $includesRestrictedPages = true;
 128                                         $pageClasses[] = 'mw-specialpagerestricted';
 129                                 }
 130
 131                                 $link = $this->getLinkRenderer()->makeKnownLink( $title, $desc );
 132                                 $out->addHTML( Html::rawElement(
 133                                                 'li',
 134                                                 [ 'class' => implode( ' ', $pageClasses ) ],
 135                                                 $link
 136                                         ) . "\n" );
 137                         }
 138                         $out->addHTML(
 139                                 Html::closeElement( 'ul' ) .
 140                                 Html::closeElement( 'div' )
 141                         );
 142                 }
 143
 144                 // add legend
 145                 $notes = [];
 146                 if ( $includesRestrictedPages ) {
 147                         $restricedMsg = $this->msg( 'specialpages-note-restricted' );
 148                         if ( !$restricedMsg->isDisabled() ) {
 149                                 $notes[] = $restricedMsg->plain();
 150                         }
 151                 }
 152                 if ( $includesCachedPages ) {
 153                         $cachedMsg = $this->msg( 'specialpages-note-cached' );
 154                         if ( !$cachedMsg->isDisabled() ) {
 155                                 $notes[] = $cachedMsg->plain();
 156                         }
 157                 }
 158                 if ( $notes !== [] ) {
 159                         $out->wrapWikiMsg(
 160                                 "<h2 class=\"mw-specialpages-note-top\">$1</h2>", 'specialpages-note-top'
 161                         );
 162                         $out->wrapWikiTextAsInterface(
 163                                 'mw-specialpages-notes',
 164                                 implode( "\n", $notes )
 165                         );
 166                 }
 167         }
 168 }