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         protected $IdLevel = 'level';
  31         protected $IdType = 'type';
  32
  33         public function __construct() {
  34                 parent::__construct( 'Protectedtitles' );
  35         }
  36
  37         function execute( $par ) {
  38                 $this->setHeaders();
  39                 $this->outputHeader();
  40
  41                 // Purge expired entries on one in every 10 queries
  42                 if ( !mt_rand( 0, 10 ) ) {
  43                         Title::purgeExpiredRestrictions();
  44                 }
  45
  46                 $request = $this->getRequest();
  47                 $type = $request->getVal( $this->IdType );
  48                 $level = $request->getVal( $this->IdLevel );
  49                 $sizetype = $request->getVal( 'sizetype' );
  50                 $size = $request->getIntOrNull( 'size' );
  51                 $NS = $request->getIntOrNull( 'namespace' );
  52
  53                 $pager = new ProtectedTitlesPager( $this, array(), $type, $level, $NS, $sizetype, $size );
  54
  55                 $this->getOutput()->addHTML( $this->showOptions( $NS, $type, $level ) );
  56
  57                 if ( $pager->getNumRows() ) {
  58                         $this->getOutput()->addHTML(
  59                                 $pager->getNavigationBar() .
  60                                         '<ul>' . $pager->getBody() . '</ul>' .
  61                                         $pager->getNavigationBar()
  62                         );
  63                 } else {
  64                         $this->getOutput()->addWikiMsg( 'protectedtitlesempty' );
  65                 }
  66         }
  67
  68         /**
  69          * Callback function to output a restriction
  70          *
  71          * @param object $row Database row
  72          * @return string
  73          */
  74         function formatRow( $row ) {
  75
  76                 static $infinity = null;
  77
  78                 if ( is_null( $infinity ) ) {
  79                         $infinity = wfGetDB( DB_SLAVE )->getInfinity();
  80                 }
  81
  82                 $title = Title::makeTitleSafe( $row->pt_namespace, $row->pt_title );
  83                 if ( !$title ) {
  84
  85                         return Html::rawElement(
  86                                 'li',
  87                                 array(),
  88                                 Html::element(
  89                                         'span',
  90                                         array( 'class' => 'mw-invalidtitle' ),
  91                                         Linker::getInvalidTitleDescription(
  92                                                 $this->getContext(),
  93                                                 $row->pt_namespace,
  94                                                 $row->pt_title
  95                                         )
  96                                 )
  97                         ) . "\n";
  98                 }
  99
 100                 $link = Linker::link( $title );
 101                 $description_items = array();
 102                 // Messages: restriction-level-sysop, restriction-level-autoconfirmed
 103                 $protType = $this->msg( 'restriction-level-' . $row->pt_create_perm )->escaped();
 104                 $description_items[] = $protType;
 105                 $lang = $this->getLanguage();
 106                 $expiry = strlen( $row->pt_expiry ) ?
 107                         $lang->formatExpiry( $row->pt_expiry, TS_MW ) :
 108                         $infinity;
 109
 110                 if ( $expiry != $infinity ) {
 111                         $user = $this->getUser();
 112                         $description_items[] = $this->msg(
 113                                 'protect-expiring-local',
 114                                 $lang->userTimeAndDate( $expiry, $user ),
 115                                 $lang->userDate( $expiry, $user ),
 116                                 $lang->userTime( $expiry, $user )
 117                         )->escaped();
 118                 }
 119
 120
 121                 // @todo i18n: This should use a comma separator instead of a hard coded comma, right?
 122                 return '<li>' . $lang->specialList( $link, implode( $description_items, ', ' ) ) . "</li>\n";
 123         }
 124
 125         /**
 126          * @param int $namespace
 127          * @param string $type
 128          * @param string $level
 129          * @return string
 130          * @private
 131          */
 132         function showOptions( $namespace, $type = 'edit', $level ) {
 133                 $action = htmlspecialchars( wfScript() );
 134                 $title = $this->getPageTitle();
 135                 $special = htmlspecialchars( $title->getPrefixedDBkey() );
 136
 137                 return "<form action=\"$action\" method=\"get\">\n" .
 138                         '<fieldset>' .
 139                         Xml::element( 'legend', array(), $this->msg( 'protectedtitles' )->text() ) .
 140                         Html::hidden( 'title', $special ) . "&#160;\n" .
 141                         $this->getNamespaceMenu( $namespace ) . "&#160;\n" .
 142                         $this->getLevelMenu( $level ) . "&#160;\n" .
 143                         "&#160;" . Xml::submitButton( $this->msg( 'allpagessubmit' )->text() ) . "\n" .
 144                         "</fieldset></form>";
 145         }
 146
 147         /**
 148          * Prepare the namespace filter drop-down; standard namespace
 149          * selector, sans the MediaWiki namespace
 150          *
 151          * @param string|null $namespace Pre-select namespace
 152          * @return string
 153          */
 154         function getNamespaceMenu( $namespace = null ) {
 155                 return Html::namespaceSelector(
 156                         array(
 157                                 'selected' => $namespace,
 158                                 'all' => '',
 159                                 'label' => $this->msg( 'namespace' )->text()
 160                         ), array(
 161                                 'name' => 'namespace',
 162                                 'id' => 'namespace',
 163                                 'class' => 'namespaceselector',
 164                         )
 165                 );
 166         }
 167
 168         /**
 169          * @param string $pr_level Determines which option is selected as default
 170          * @return string Formatted HTML
 171          * @private
 172          */
 173         function getLevelMenu( $pr_level ) {
 174                 // Temporary array
 175                 $m = array( $this->msg( 'restriction-level-all' )->text() => 0 );
 176                 $options = array();
 177
 178                 // First pass to load the log names
 179                 foreach ( $this->getConfig()->get( 'RestrictionLevels' ) as $type ) {
 180                         if ( $type != '' && $type != '*' ) {
 181                                 // Messages: restriction-level-sysop, restriction-level-autoconfirmed
 182                                 $text = $this->msg( "restriction-level-$type" )->text();
 183                                 $m[$text] = $type;
 184                         }
 185                 }
 186
 187                 // Is there only one level (aside from "all")?
 188                 if ( count( $m ) <= 2 ) {
 189                         return '';
 190                 }
 191                 // Third pass generates sorted XHTML content
 192                 foreach ( $m as $text => $type ) {
 193                         $selected = ( $type == $pr_level );
 194                         $options[] = Xml::option( $text, $type, $selected );
 195                 }
 196
 197                 return Xml::label( $this->msg( 'restriction-level' )->text(), $this->IdLevel ) . '&#160;' .
 198                         Xml::tags( 'select',
 199                                 array( 'id' => $this->IdLevel, 'name' => $this->IdLevel ),
 200                                 implode( "\n", $options ) );
 201         }
 202
 203         protected function getGroupName() {
 204                 return 'maintenance';
 205         }
 206 }
 207
 208 /**
 209  * @todo document
 210  * @ingroup Pager
 211  */
 212 class ProtectedTitlesPager extends AlphabeticPager {
 213         public $mForm, $mConds;
 214
 215         function __construct( $form, $conds = array(), $type, $level, $namespace,
 216                 $sizetype = '', $size = 0
 217         ) {
 218                 $this->mForm = $form;
 219                 $this->mConds = $conds;
 220                 $this->level = $level;
 221                 $this->namespace = $namespace;
 222                 $this->size = intval( $size );
 223                 parent::__construct( $form->getContext() );
 224         }
 225
 226         function getStartBody() {
 227                 # Do a link batch query
 228                 $this->mResult->seek( 0 );
 229                 $lb = new LinkBatch;
 230
 231                 foreach ( $this->mResult as $row ) {
 232                         $lb->add( $row->pt_namespace, $row->pt_title );
 233                 }
 234
 235                 $lb->execute();
 236
 237                 return '';
 238         }
 239
 240         /**
 241          * @return Title
 242          */
 243         function getTitle() {
 244                 return $this->mForm->getTitle();
 245         }
 246
 247         function formatRow( $row ) {
 248                 return $this->mForm->formatRow( $row );
 249         }
 250
 251         /**
 252          * @return array
 253          */
 254         function getQueryInfo() {
 255                 $conds = $this->mConds;
 256                 $conds[] = 'pt_expiry>' . $this->mDb->addQuotes( $this->mDb->timestamp() );
 257                 if ( $this->level ) {
 258                         $conds['pt_create_perm'] = $this->level;
 259                 }
 260
 261                 if ( !is_null( $this->namespace ) ) {
 262                         $conds[] = 'pt_namespace=' . $this->mDb->addQuotes( $this->namespace );
 263                 }
 264
 265                 return array(
 266                         'tables' => 'protected_titles',
 267                         'fields' => array( 'pt_namespace', 'pt_title', 'pt_create_perm',
 268                                 'pt_expiry', 'pt_timestamp' ),
 269                         'conds' => $conds
 270                 );
 271         }
 272
 273         function getIndexField() {
 274                 return 'pt_timestamp';
 275         }
 276 }