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          * @param object $row Database row
  73          * @return string
  74          */
  75         function formatRow( $row ) {
  76                 wfProfileIn( __METHOD__ );
  77
  78                 static $infinity = null;
  79
  80                 if ( is_null( $infinity ) ) {
  81                         $infinity = wfGetDB( DB_SLAVE )->getInfinity();
  82                 }
  83
  84                 $title = Title::makeTitleSafe( $row->pt_namespace, $row->pt_title );
  85                 if ( !$title ) {
  86                         wfProfileOut( __METHOD__ );
  87                         return Html::rawElement( 'li', array(),
  88                                 Html::element( 'span', array( 'class' => 'mw-invalidtitle' ),
  89                                         Linker::getInvalidTitleDescription( $this->getContext(), $row->pt_namespace, $row->pt_title ) ) ) . "\n";
  90                 }
  91
  92                 $link = Linker::link( $title );
  93
  94                 $description_items = array();
  95
  96                 $protType = $this->msg( 'restriction-level-' . $row->pt_create_perm )->escaped();
  97
  98                 $description_items[] = $protType;
  99
 100                 $lang = $this->getLanguage();
 101                 $expiry = strlen( $row->pt_expiry ) ? $lang->formatExpiry( $row->pt_expiry, TS_MW ) : $infinity;
 102                 if ( $expiry != $infinity ) {
 103                         $user = $this->getUser();
 104                         $description_items[] = $this->msg(
 105                                 'protect-expiring-local',
 106                                 $lang->userTimeAndDate( $expiry, $user ),
 107                                 $lang->userDate( $expiry, $user ),
 108                                 $lang->userTime( $expiry, $user )
 109                         )->escaped();
 110                 }
 111
 112                 wfProfileOut( __METHOD__ );
 113
 114                 return '<li>' . $lang->specialList( $link, implode( $description_items, ', ' ) ) . "</li>\n";
 115         }
 116
 117         /**
 118          * @param $namespace Integer:
 119          * @param $type string
 120          * @param $level string
 121          * @return string
 122          * @private
 123          */
 124         function showOptions( $namespace, $type = 'edit', $level ) {
 125                 global $wgScript;
 126                 $action = htmlspecialchars( $wgScript );
 127                 $title = $this->getTitle();
 128                 $special = htmlspecialchars( $title->getPrefixedDBkey() );
 129                 return "<form action=\"$action\" method=\"get\">\n" .
 130                         '<fieldset>' .
 131                         Xml::element( 'legend', array(), $this->msg( 'protectedtitles' )->text() ) .
 132                         Html::hidden( 'title', $special ) . "&#160;\n" .
 133                         $this->getNamespaceMenu( $namespace ) . "&#160;\n" .
 134                         $this->getLevelMenu( $level ) . "&#160;\n" .
 135                         "&#160;" . Xml::submitButton( $this->msg( 'allpagessubmit' )->text() ) . "\n" .
 136                         "</fieldset></form>";
 137         }
 138
 139         /**
 140          * Prepare the namespace filter drop-down; standard namespace
 141          * selector, sans the MediaWiki namespace
 142          *
 143          * @param $namespace Mixed: pre-select namespace
 144          * @return string
 145          */
 146         function getNamespaceMenu( $namespace = null ) {
 147                 return Html::namespaceSelector(
 148                         array(
 149                                 'selected' => $namespace,
 150                                 'all' => '',
 151                                 'label' => $this->msg( 'namespace' )->text()
 152                         ), array(
 153                                 'name' => 'namespace',
 154                                 'id' => 'namespace',
 155                                 'class' => 'namespaceselector',
 156                         )
 157                 );
 158         }
 159
 160         /**
 161          * @param string $pr_level Determines which option is selected as default
 162          * @return string Formatted HTML
 163          * @private
 164          */
 165         function getLevelMenu( $pr_level ) {
 166                 global $wgRestrictionLevels;
 167
 168                 $m = array( $this->msg( 'restriction-level-all' )->text() => 0 ); // Temporary array
 169                 $options = array();
 170
 171                 // First pass to load the log names
 172                 foreach ( $wgRestrictionLevels as $type ) {
 173                         if ( $type != '' && $type != '*' ) {
 174                                 $text = $this->msg( "restriction-level-$type" )->text();
 175                                 $m[$text] = $type;
 176                         }
 177                 }
 178                 // Is there only one level (aside from "all")?
 179                 if ( count( $m ) <= 2 ) {
 180                         return '';
 181                 }
 182                 // Third pass generates sorted XHTML content
 183                 foreach ( $m as $text => $type ) {
 184                         $selected = ($type == $pr_level );
 185                         $options[] = Xml::option( $text, $type, $selected );
 186                 }
 187
 188                 return Xml::label( $this->msg( 'restriction-level' )->text(), $this->IdLevel ) . '&#160;' .
 189                         Xml::tags( 'select',
 190                                 array( 'id' => $this->IdLevel, 'name' => $this->IdLevel ),
 191                                 implode( "\n", $options ) );
 192         }
 193
 194         protected function getGroupName() {
 195                 return 'maintenance';
 196         }
 197 }
 198
 199 /**
 200  * @todo document
 201  * @ingroup Pager
 202  */
 203 class ProtectedTitlesPager extends AlphabeticPager {
 204         public $mForm, $mConds;
 205
 206         function __construct( $form, $conds = array(), $type, $level, $namespace, $sizetype = '', $size = 0 ) {
 207                 $this->mForm = $form;
 208                 $this->mConds = $conds;
 209                 $this->level = $level;
 210                 $this->namespace = $namespace;
 211                 $this->size = intval( $size );
 212                 parent::__construct( $form->getContext() );
 213         }
 214
 215         function getStartBody() {
 216                 wfProfileIn( __METHOD__ );
 217                 # Do a link batch query
 218                 $this->mResult->seek( 0 );
 219                 $lb = new LinkBatch;
 220
 221                 foreach ( $this->mResult as $row ) {
 222                         $lb->add( $row->pt_namespace, $row->pt_title );
 223                 }
 224
 225                 $lb->execute();
 226                 wfProfileOut( __METHOD__ );
 227                 return '';
 228         }
 229
 230         /**
 231          * @return Title
 232          */
 233         function getTitle() {
 234                 return $this->mForm->getTitle();
 235         }
 236
 237         function formatRow( $row ) {
 238                 return $this->mForm->formatRow( $row );
 239         }
 240
 241         /**
 242          * @return array
 243          */
 244         function getQueryInfo() {
 245                 $conds = $this->mConds;
 246                 $conds[] = 'pt_expiry>' . $this->mDb->addQuotes( $this->mDb->timestamp() );
 247                 if ( $this->level ) {
 248                         $conds['pt_create_perm'] = $this->level;
 249                 }
 250                 if ( !is_null( $this->namespace ) ) {
 251                         $conds[] = 'pt_namespace=' . $this->mDb->addQuotes( $this->namespace );
 252                 }
 253                 return array(
 254                         'tables' => 'protected_titles',
 255                         'fields' => array( 'pt_namespace', 'pt_title', 'pt_create_perm',
 256                                 'pt_expiry', 'pt_timestamp' ),
 257                         'conds' => $conds
 258                 );
 259         }
 260
 261         function getIndexField() {
 262                 return 'pt_timestamp';
 263         }
 264 }