includes/specials/SpecialProtectedtitles.php

   1 <?php
   2 /**
   3  * Implements Special:Protectedtitles
   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 /**
  25  * A special page that list protected titles from creation
  26  *
  27  * @ingroup SpecialPage
  28  */
  29 class SpecialProtectedtitles extends SpecialPage {
  30
  31         protected $IdLevel = 'level';
  32         protected $IdType  = 'type';
  33
  34         public function __construct() {
  35                 parent::__construct( 'Protectedtitles' );
  36         }
  37
  38         function execute( $par ) {
  39                 global $wgOut, $wgRequest;
  40
  41                 $this->setHeaders();
  42                 $this->outputHeader();
  43
  44                 // Purge expired entries on one in every 10 queries
  45                 if ( !mt_rand( 0, 10 ) ) {
  46                         Title::purgeExpiredRestrictions();
  47                 }
  48
  49                 $type = $wgRequest->getVal( $this->IdType );
  50                 $level = $wgRequest->getVal( $this->IdLevel );
  51                 $sizetype = $wgRequest->getVal( 'sizetype' );
  52                 $size = $wgRequest->getIntOrNull( 'size' );
  53                 $NS = $wgRequest->getIntOrNull( 'namespace' );
  54
  55                 $pager = new ProtectedTitlesPager( $this, array(), $type, $level, $NS, $sizetype, $size );
  56
  57                 $wgOut->addHTML( $this->showOptions( $NS, $type, $level ) );
  58
  59                 if ( $pager->getNumRows() ) {
  60                         $s = $pager->getNavigationBar();
  61                         $s .= "<ul>" .
  62                                 $pager->getBody() .
  63                                 "</ul>";
  64                         $s .= $pager->getNavigationBar();
  65                 } else {
  66                         $s = '<p>' . wfMsgHtml( 'protectedtitlesempty' ) . '</p>';
  67                 }
  68                 $wgOut->addHTML( $s );
  69         }
  70
  71         /**
  72          * Callback function to output a restriction
  73          */
  74         function formatRow( $row ) {
  75                 global $wgUser, $wgLang;
  76
  77                 wfProfileIn( __METHOD__ );
  78
  79                 static $skin=null;
  80
  81                 if( is_null( $skin ) )
  82                         $skin = $wgUser->getSkin();
  83
  84                 $title = Title::makeTitleSafe( $row->pt_namespace, $row->pt_title );
  85                 $link = $skin->link( $title );
  86
  87                 $description_items = array ();
  88
  89                 $protType = wfMsgHtml( 'restriction-level-' . $row->pt_create_perm );
  90
  91                 $description_items[] = $protType;
  92
  93                 $expiry_description = ''; $stxt = '';
  94
  95                 if ( $row->pt_expiry != 'infinity' && strlen($row->pt_expiry) ) {
  96                         $expiry = Block::decodeExpiry( $row->pt_expiry );
  97
  98                         $expiry_description = wfMsg( 'protect-expiring', $wgLang->timeanddate( $expiry ) , $wgLang->date( $expiry ) , $wgLang->time( $expiry ) );
  99
 100                         $description_items[] = $expiry_description;
 101                 }
 102
 103                 wfProfileOut( __METHOD__ );
 104
 105                 return '<li>' . wfSpecialList( $link . $stxt, implode( $description_items, ', ' ) ) . "</li>\n";
 106         }
 107
 108         /**
 109          * @param $namespace Integer:
 110          * @param $type string
 111          * @param $level string
 112          * @private
 113          */
 114         function showOptions( $namespace, $type='edit', $level ) {
 115                 global $wgScript;
 116                 $action = htmlspecialchars( $wgScript );
 117                 $title = SpecialPage::getTitleFor( 'Protectedtitles' );
 118                 $special = htmlspecialchars( $title->getPrefixedDBkey() );
 119                 return "<form action=\"$action\" method=\"get\">\n" .
 120                         '<fieldset>' .
 121                         Xml::element( 'legend', array(), wfMsg( 'protectedtitles' ) ) .
 122                         Xml::hidden( 'title', $special ) . "&#160;\n" .
 123                         $this->getNamespaceMenu( $namespace ) . "&#160;\n" .
 124                         $this->getLevelMenu( $level ) . "&#160;\n" .
 125                         "&#160;" . Xml::submitButton( wfMsg( 'allpagessubmit' ) ) . "\n" .
 126                         "</fieldset></form>";
 127         }
 128
 129         /**
 130          * Prepare the namespace filter drop-down; standard namespace
 131          * selector, sans the MediaWiki namespace
 132          *
 133          * @param $namespace Mixed: pre-select namespace
 134          * @return string
 135          */
 136         function getNamespaceMenu( $namespace = null ) {
 137                 return Xml::label( wfMsg( 'namespace' ), 'namespace' )
 138                         . '&#160;'
 139                         . Xml::namespaceSelector( $namespace, '' );
 140         }
 141
 142         /**
 143          * @return string Formatted HTML
 144          * @private
 145          */
 146         function getLevelMenu( $pr_level ) {
 147                 global $wgRestrictionLevels;
 148
 149                 $m = array( wfMsg('restriction-level-all') => 0 ); // Temporary array
 150                 $options = array();
 151
 152                 // First pass to load the log names
 153                 foreach( $wgRestrictionLevels as $type ) {
 154                         if ( $type !='' && $type !='*') {
 155                                 $text = wfMsg("restriction-level-$type");
 156                                 $m[$text] = $type;
 157                         }
 158                 }
 159                 // Is there only one level (aside from "all")?
 160                 if( count($m) <= 2 ) {
 161                         return '';
 162                 }
 163                 // Third pass generates sorted XHTML content
 164                 foreach( $m as $text => $type ) {
 165                         $selected = ($type == $pr_level );
 166                         $options[] = Xml::option( $text, $type, $selected );
 167                 }
 168
 169                 return
 170                         Xml::label( wfMsg('restriction-level') , $this->IdLevel ) . '&#160;' .
 171                         Xml::tags( 'select',
 172                                 array( 'id' => $this->IdLevel, 'name' => $this->IdLevel ),
 173                                 implode( "\n", $options ) );
 174         }
 175 }
 176
 177 /**
 178  * @todo document
 179  * @ingroup Pager
 180  */
 181 class ProtectedTitlesPager extends AlphabeticPager {
 182         public $mForm, $mConds;
 183
 184         function __construct( $form, $conds = array(), $type, $level, $namespace, $sizetype='', $size=0 ) {
 185                 $this->mForm = $form;
 186                 $this->mConds = $conds;
 187                 $this->level = $level;
 188                 $this->namespace = $namespace;
 189                 $this->size = intval($size);
 190                 parent::__construct();
 191         }
 192
 193         function getStartBody() {
 194                 wfProfileIn( __METHOD__ );
 195                 # Do a link batch query
 196                 $this->mResult->seek( 0 );
 197                 $lb = new LinkBatch;
 198
 199                 while ( $row = $this->mResult->fetchObject() ) {
 200                         $lb->add( $row->pt_namespace, $row->pt_title );
 201                 }
 202
 203                 $lb->execute();
 204                 wfProfileOut( __METHOD__ );
 205                 return '';
 206         }
 207
 208         function formatRow( $row ) {
 209                 return $this->mForm->formatRow( $row );
 210         }
 211
 212         function getQueryInfo() {
 213                 $conds = $this->mConds;
 214                 $conds[] = 'pt_expiry>' . $this->mDb->addQuotes( $this->mDb->timestamp() );
 215                 if( $this->level )
 216                         $conds['pt_create_perm'] = $this->level;
 217                 if( !is_null($this->namespace) )
 218                         $conds[] = 'pt_namespace=' . $this->mDb->addQuotes( $this->namespace );
 219                 return array(
 220                         'tables' => 'protected_titles',
 221                         'fields' => 'pt_namespace,pt_title,pt_create_perm,pt_expiry,pt_timestamp',
 222                         'conds' => $conds
 223                 );
 224         }
 225
 226         function getIndexField() {
 227                 return 'pt_timestamp';
 228         }
 229 }
 230