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                 $this->setHeaders();
  40                 $this->outputHeader();
  41
  42                 // Purge expired entries on one in every 10 queries
  43                 if ( !mt_rand( 0, 10 ) ) {
  44                         Title::purgeExpiredRestrictions();
  45                 }
  46
  47                 $request = $this->getRequest();
  48                 $type = $request->getVal( $this->IdType );
  49                 $level = $request->getVal( $this->IdLevel );
  50                 $sizetype = $request->getVal( 'sizetype' );
  51                 $size = $request->getIntOrNull( 'size' );
  52                 $NS = $request->getIntOrNull( 'namespace' );
  53
  54                 $pager = new ProtectedTitlesPager( $this, array(), $type, $level, $NS, $sizetype, $size );
  55
  56                 $this->getOutput()->addHTML( $this->showOptions( $NS, $type, $level ) );
  57
  58                 if ( $pager->getNumRows() ) {
  59                         $this->getOutput()->addHTML(
  60                                 $pager->getNavigationBar() .
  61                                 '<ul>' . $pager->getBody() . '</ul>' .
  62                                 $pager->getNavigationBar()
  63                         );
  64                 } else {
  65                         $this->getOutput()->addWikiMsg( 'protectedtitlesempty' );
  66                 }
  67         }
  68
  69         /**
  70          * Callback function to output a restriction
  71          *
  72          * @return string
  73          */
  74         function formatRow( $row ) {
  75                 wfProfileIn( __METHOD__ );
  76
  77                 static $infinity = null;
  78
  79                 if( is_null( $infinity ) ){
  80                         $infinity = wfGetDB( DB_SLAVE )->getInfinity();
  81                 }
  82
  83                 $title = Title::makeTitleSafe( $row->pt_namespace, $row->pt_title );
  84                 $link = Linker::link( $title );
  85
  86                 $description_items = array ();
  87
  88                 $protType = $this->msg( 'restriction-level-' . $row->pt_create_perm )->escaped();
  89
  90                 $description_items[] = $protType;
  91
  92                 $lang = $this->getLanguage();
  93                 $expiry = strlen( $row->pt_expiry ) ? $lang->formatExpiry( $row->pt_expiry, TS_MW ) : $infinity;
  94                 if( $expiry != $infinity ) {
  95                         $user = $this->getUser();
  96                         $description_items[] = $this->msg(
  97                                 'protect-expiring-local',
  98                                 $lang->userTimeAndDate( $expiry, $user ),
  99                                 $lang->userDate( $expiry, $user ),
 100                                 $lang->userTime( $expiry, $user )
 101                         )->escaped();
 102                 }
 103
 104                 wfProfileOut( __METHOD__ );
 105
 106                 return '<li>' . $lang->specialList( $link, implode( $description_items, ', ' ) ) . "</li>\n";
 107         }
 108
 109         /**
 110          * @param $namespace Integer:
 111          * @param $type string
 112          * @param $level string
 113          * @return string
 114          * @private
 115          */
 116         function showOptions( $namespace, $type='edit', $level ) {
 117                 global $wgScript;
 118                 $action = htmlspecialchars( $wgScript );
 119                 $title = $this->getTitle();
 120                 $special = htmlspecialchars( $title->getPrefixedDBkey() );
 121                 return "<form action=\"$action\" method=\"get\">\n" .
 122                         '<fieldset>' .
 123                         Xml::element( 'legend', array(), $this->msg( 'protectedtitles' )->text() ) .
 124                         Html::hidden( 'title', $special ) . "&#160;\n" .
 125                         $this->getNamespaceMenu( $namespace ) . "&#160;\n" .
 126                         $this->getLevelMenu( $level ) . "&#160;\n" .
 127                         "&#160;" . Xml::submitButton( $this->msg( 'allpagessubmit' )->text() ) . "\n" .
 128                         "</fieldset></form>";
 129         }
 130
 131         /**
 132          * Prepare the namespace filter drop-down; standard namespace
 133          * selector, sans the MediaWiki namespace
 134          *
 135          * @param $namespace Mixed: pre-select namespace
 136          * @return string
 137          */
 138         function getNamespaceMenu( $namespace = null ) {
 139                 return Html::namespaceSelector(
 140                         array(
 141                                 'selected' => $namespace,
 142                                 'all' => '',
 143                                 'label' => $this->msg( 'namespace' )->text()
 144                         ), array(
 145                                 'name'  => 'namespace',
 146                                 'id'    => 'namespace',
 147                                 'class' => 'namespaceselector',
 148                         )
 149                 );
 150         }
 151
 152         /**
 153          * @return string Formatted HTML
 154          * @private
 155          */
 156         function getLevelMenu( $pr_level ) {
 157                 global $wgRestrictionLevels;
 158
 159                 $m = array( $this->msg( 'restriction-level-all' )->text() => 0 ); // Temporary array
 160                 $options = array();
 161
 162                 // First pass to load the log names
 163                 foreach( $wgRestrictionLevels as $type ) {
 164                         if ( $type !='' && $type !='*') {
 165                                 $text = $this->msg( "restriction-level-$type" )->text();
 166                                 $m[$text] = $type;
 167                         }
 168                 }
 169                 // Is there only one level (aside from "all")?
 170                 if( count($m) <= 2 ) {
 171                         return '';
 172                 }
 173                 // Third pass generates sorted XHTML content
 174                 foreach( $m as $text => $type ) {
 175                         $selected = ($type == $pr_level );
 176                         $options[] = Xml::option( $text, $type, $selected );
 177                 }
 178
 179                 return
 180                         Xml::label( $this->msg( 'restriction-level' )->text(), $this->IdLevel ) . '&#160;' .
 181                         Xml::tags( 'select',
 182                                 array( 'id' => $this->IdLevel, 'name' => $this->IdLevel ),
 183                                 implode( "\n", $options ) );
 184         }
 185 }
 186
 187 /**
 188  * @todo document
 189  * @ingroup Pager
 190  */
 191 class ProtectedTitlesPager extends AlphabeticPager {
 192         public $mForm, $mConds;
 193
 194         function __construct( $form, $conds = array(), $type, $level, $namespace, $sizetype='', $size=0 ) {
 195                 $this->mForm = $form;
 196                 $this->mConds = $conds;
 197                 $this->level = $level;
 198                 $this->namespace = $namespace;
 199                 $this->size = intval($size);
 200                 parent::__construct( $form->getContext() );
 201         }
 202
 203         function getStartBody() {
 204                 wfProfileIn( __METHOD__ );
 205                 # Do a link batch query
 206                 $this->mResult->seek( 0 );
 207                 $lb = new LinkBatch;
 208
 209                 foreach ( $this->mResult as $row ) {
 210                         $lb->add( $row->pt_namespace, $row->pt_title );
 211                 }
 212
 213                 $lb->execute();
 214                 wfProfileOut( __METHOD__ );
 215                 return '';
 216         }
 217
 218         /**
 219          * @return Title
 220          */
 221         function getTitle() {
 222                 return $this->mForm->getTitle();
 223         }
 224
 225         function formatRow( $row ) {
 226                 return $this->mForm->formatRow( $row );
 227         }
 228
 229         /**
 230          * @return array
 231          */
 232         function getQueryInfo() {
 233                 $conds = $this->mConds;
 234                 $conds[] = 'pt_expiry>' . $this->mDb->addQuotes( $this->mDb->timestamp() );
 235                 if( $this->level )
 236                         $conds['pt_create_perm'] = $this->level;
 237                 if( !is_null($this->namespace) )
 238                         $conds[] = 'pt_namespace=' . $this->mDb->addQuotes( $this->namespace );
 239                 return array(
 240                         'tables' => 'protected_titles',
 241                         'fields' => array( 'pt_namespace', 'pt_title', 'pt_create_perm',
 242                                 'pt_expiry', 'pt_timestamp' ),
 243                         'conds' => $conds
 244                 );
 245         }
 246
 247         function getIndexField() {
 248                 return 'pt_timestamp';
 249         }
 250 }
 251