includes/specials/SpecialProtectedpages.php

   1 <?php
   2 /**
   3  * Implements Special:Protectedpages
   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 lists protected pages
  26  *
  27  * @ingroup SpecialPage
  28  */
  29 class SpecialProtectedpages extends SpecialPage {
  30
  31         protected $IdLevel = 'level';
  32         protected $IdType = 'type';
  33
  34         public function __construct() {
  35                 parent::__construct( 'Protectedpages' );
  36         }
  37
  38         public 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                 $indefOnly = $request->getBool( 'indefonly' ) ? 1 : 0;
  54                 $cascadeOnly = $request->getBool( 'cascadeonly' ) ? 1 : 0;
  55
  56                 $pager = new ProtectedPagesPager( $this, array(), $type, $level, $NS, $sizetype, $size, $indefOnly, $cascadeOnly );
  57
  58                 $this->getOutput()->addHTML( $this->showOptions( $NS, $type, $level, $sizetype, $size, $indefOnly, $cascadeOnly ) );
  59
  60                 if( $pager->getNumRows() ) {
  61                         $this->getOutput()->addHTML(
  62                                 $pager->getNavigationBar() .
  63                                 '<ul>' . $pager->getBody() . '</ul>' .
  64                                 $pager->getNavigationBar()
  65                         );
  66                 } else {
  67                         $this->getOutput()->addWikiMsg( 'protectedpagesempty' );
  68                 }
  69         }
  70
  71         /**
  72          * Callback function to output a restriction
  73          * @param Title $row Protected title
  74          * @return string Formatted "<li>" element
  75          */
  76         public function formatRow( $row ) {
  77                 wfProfileIn( __METHOD__ );
  78
  79                 static $infinity = null;
  80
  81                 if( is_null( $infinity ) ) {
  82                         $infinity = wfGetDB( DB_SLAVE )->getInfinity();
  83                 }
  84
  85                 $title = Title::makeTitleSafe( $row->page_namespace, $row->page_title );
  86                 if( !$title ) {
  87                         wfProfileOut( __METHOD__ );
  88                         return Html::rawElement( 'li', array(),
  89                                 Html::element( 'span', array( 'class' => 'mw-invalidtitle' ),
  90                                         Linker::getInvalidTitleDescription( $this->getContext(), $row->page_namespace, $row->page_title ) ) ) . "\n";
  91                 }
  92
  93                 $link = Linker::link( $title );
  94
  95                 $description_items = array ();
  96
  97                 $protType = $this->msg( 'restriction-level-' . $row->pr_level )->escaped();
  98
  99                 $description_items[] = $protType;
 100
 101                 if( $row->pr_cascade ) {
 102                         $description_items[] = $this->msg( 'protect-summary-cascade' )->text();
 103                 }
 104
 105                 $stxt = '';
 106                 $lang = $this->getLanguage();
 107
 108                 $expiry = $lang->formatExpiry( $row->pr_expiry, TS_MW );
 109                 if( $expiry != $infinity ) {
 110                         $user = $this->getUser();
 111                         $description_items[] = $this->msg(
 112                                 'protect-expiring-local',
 113                                 $lang->userTimeAndDate( $expiry, $user ),
 114                                 $lang->userDate( $expiry, $user ),
 115                                 $lang->userTime( $expiry, $user )
 116                         )->escaped();
 117                 }
 118
 119                 if( !is_null( $size = $row->page_len ) ) {
 120                         $stxt = $lang->getDirMark() . ' ' . Linker::formatRevisionSize( $size );
 121                 }
 122
 123                 # Show a link to the change protection form for allowed users otherwise a link to the protection log
 124                 if( $this->getUser()->isAllowed( 'protect' ) ) {
 125                         $changeProtection = Linker::linkKnown(
 126                                 $title,
 127                                 $this->msg( 'protect_change' )->escaped(),
 128                                 array(),
 129                                 array( 'action' => 'unprotect' )
 130                         );
 131                 } else {
 132                         $ltitle = SpecialPage::getTitleFor( 'Log' );
 133                         $changeProtection = Linker::linkKnown(
 134                                 $ltitle,
 135                                 $this->msg( 'protectlogpage' )->escaped(),
 136                                 array(),
 137                                 array(
 138                                         'type' => 'protect',
 139                                         'page' => $title->getPrefixedText()
 140                                 )
 141                         );
 142                 }
 143
 144                 $changeProtection = ' ' . $this->msg( 'parentheses' )->rawParams( $changeProtection )->escaped();
 145
 146                 wfProfileOut( __METHOD__ );
 147
 148                 return Html::rawElement(
 149                         'li',
 150                         array(),
 151                         $lang->specialList( $link . $stxt, $lang->commaList( $description_items ), false ) . $changeProtection ) . "\n";
 152         }
 153
 154         /**
 155          * @param $namespace Integer
 156          * @param string $type restriction type
 157          * @param string $level restriction level
 158          * @param string $sizetype "min" or "max"
 159          * @param $size Integer
 160          * @param $indefOnly Boolean: only indefinie protection
 161          * @param $cascadeOnly Boolean: only cascading protection
 162          * @return String: input form
 163          */
 164         protected function showOptions( $namespace, $type = 'edit', $level, $sizetype, $size, $indefOnly, $cascadeOnly ) {
 165                 global $wgScript;
 166                 $title = $this->getTitle();
 167                 return Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) ) .
 168                         Xml::openElement( 'fieldset' ) .
 169                         Xml::element( 'legend', array(), $this->msg( 'protectedpages' )->text() ) .
 170                         Html::hidden( 'title', $title->getPrefixedDBkey() ) . "\n" .
 171                         $this->getNamespaceMenu( $namespace ) . "&#160;\n" .
 172                         $this->getTypeMenu( $type ) . "&#160;\n" .
 173                         $this->getLevelMenu( $level ) . "&#160;\n" .
 174                         "<br /><span style='white-space: nowrap'>" .
 175                         $this->getExpiryCheck( $indefOnly ) . "&#160;\n" .
 176                         $this->getCascadeCheck( $cascadeOnly ) . "&#160;\n" .
 177                         "</span><br /><span style='white-space: nowrap'>" .
 178                         $this->getSizeLimit( $sizetype, $size ) . "&#160;\n" .
 179                         "</span>" .
 180                         "&#160;" . Xml::submitButton( $this->msg( 'allpagessubmit' )->text() ) . "\n" .
 181                         Xml::closeElement( 'fieldset' ) .
 182                         Xml::closeElement( 'form' );
 183         }
 184
 185         /**
 186          * Prepare the namespace filter drop-down; standard namespace
 187          * selector, sans the MediaWiki namespace
 188          *
 189          * @param $namespace Mixed: pre-select namespace
 190          * @return String
 191          */
 192         protected function getNamespaceMenu( $namespace = null ) {
 193                 return Html::rawElement( 'span', array( 'style' => 'white-space: nowrap;' ),
 194                         Html::namespaceSelector(
 195                                 array(
 196                                         'selected' => $namespace,
 197                                         'all' => '',
 198                                         'label' => $this->msg( 'namespace' )->text()
 199                                 ), array(
 200                                         'name'  => 'namespace',
 201                                         'id'    => 'namespace',
 202                                         'class' => 'namespaceselector',
 203                                 )
 204                         )
 205                 );
 206         }
 207
 208         /**
 209          * @return string Formatted HTML
 210          */
 211         protected function getExpiryCheck( $indefOnly ) {
 212                 return Xml::checkLabel( $this->msg( 'protectedpages-indef' )->text(), 'indefonly', 'indefonly', $indefOnly ) . "\n";
 213         }
 214
 215         /**
 216          * @return string Formatted HTML
 217          */
 218         protected function getCascadeCheck( $cascadeOnly ) {
 219                 return Xml::checkLabel( $this->msg( 'protectedpages-cascade' )->text(), 'cascadeonly', 'cascadeonly', $cascadeOnly ) . "\n";
 220         }
 221
 222         /**
 223          * @return string Formatted HTML
 224          */
 225         protected function getSizeLimit( $sizetype, $size ) {
 226                 $max = $sizetype === 'max';
 227
 228                 return Xml::radioLabel( $this->msg( 'minimum-size' )->text(), 'sizetype', 'min', 'wpmin', !$max ) .
 229                         '&#160;' .
 230                         Xml::radioLabel( $this->msg( 'maximum-size' )->text(), 'sizetype', 'max', 'wpmax', $max ) .
 231                         '&#160;' .
 232                         Xml::input( 'size', 9, $size, array( 'id' => 'wpsize' ) ) .
 233                         '&#160;' .
 234                         Xml::label( $this->msg( 'pagesize' )->text(), 'wpsize' );
 235         }
 236
 237         /**
 238          * Creates the input label of the restriction type
 239          * @param $pr_type string Protection type
 240          * @return string Formatted HTML
 241          */
 242         protected function getTypeMenu( $pr_type ) {
 243                 $m = array(); // Temporary array
 244                 $options = array();
 245
 246                 // First pass to load the log names
 247                 foreach( Title::getFilteredRestrictionTypes( true ) as $type ) {
 248                         $text = $this->msg( "restriction-$type" )->text();
 249                         $m[$text] = $type;
 250                 }
 251
 252                 // Third pass generates sorted XHTML content
 253                 foreach( $m as $text => $type ) {
 254                         $selected = ($type == $pr_type );
 255                         $options[] = Xml::option( $text, $type, $selected ) . "\n";
 256                 }
 257
 258                 return "<span style='white-space: nowrap'>" .
 259                         Xml::label( $this->msg( 'restriction-type' )->text(), $this->IdType ) . '&#160;' .
 260                         Xml::tags( 'select',
 261                                 array( 'id' => $this->IdType, 'name' => $this->IdType ),
 262                                 implode( "\n", $options ) ) . "</span>";
 263         }
 264
 265         /**
 266          * Creates the input label of the restriction level
 267          * @param $pr_level string Protection level
 268          * @return string Formatted HTML
 269          */
 270         protected function getLevelMenu( $pr_level ) {
 271                 global $wgRestrictionLevels;
 272
 273                 $m = array( $this->msg( 'restriction-level-all' )->text() => 0 ); // Temporary array
 274                 $options = array();
 275
 276                 // First pass to load the log names
 277                 foreach( $wgRestrictionLevels as $type ) {
 278                         // Messages used can be 'restriction-level-sysop' and 'restriction-level-autoconfirmed'
 279                         if( $type != '' && $type != '*' ) {
 280                                 $text = $this->msg( "restriction-level-$type" )->text();
 281                                 $m[$text] = $type;
 282                         }
 283                 }
 284
 285                 // Third pass generates sorted XHTML content
 286                 foreach( $m as $text => $type ) {
 287                         $selected = ($type == $pr_level );
 288                         $options[] = Xml::option( $text, $type, $selected );
 289                 }
 290
 291                 return "<span style='white-space: nowrap'>" .
 292                         Xml::label( $this->msg( 'restriction-level' )->text(), $this->IdLevel ) . ' ' .
 293                         Xml::tags( 'select',
 294                                 array( 'id' => $this->IdLevel, 'name' => $this->IdLevel ),
 295                                 implode( "\n", $options ) ) . "</span>";
 296         }
 297
 298         protected function getGroupName() {
 299                 return 'maintenance';
 300         }
 301 }
 302
 303 /**
 304  * @todo document
 305  * @ingroup Pager
 306  */
 307 class ProtectedPagesPager extends AlphabeticPager {
 308         public $mForm, $mConds;
 309         private $type, $level, $namespace, $sizetype, $size, $indefonly;
 310
 311         function __construct( $form, $conds = array(), $type, $level, $namespace, $sizetype = '', $size = 0,
 312                 $indefonly = false, $cascadeonly = false )
 313         {
 314                 $this->mForm = $form;
 315                 $this->mConds = $conds;
 316                 $this->type = ( $type ) ? $type : 'edit';
 317                 $this->level = $level;
 318                 $this->namespace = $namespace;
 319                 $this->sizetype = $sizetype;
 320                 $this->size = intval( $size );
 321                 $this->indefonly = (bool)$indefonly;
 322                 $this->cascadeonly = (bool)$cascadeonly;
 323                 parent::__construct( $form->getContext() );
 324         }
 325
 326         function getStartBody() {
 327                 # Do a link batch query
 328                 $lb = new LinkBatch;
 329                 foreach ( $this->mResult as $row ) {
 330                         $lb->add( $row->page_namespace, $row->page_title );
 331                 }
 332                 $lb->execute();
 333                 return '';
 334         }
 335
 336         function formatRow( $row ) {
 337                 return $this->mForm->formatRow( $row );
 338         }
 339
 340         function getQueryInfo() {
 341                 $conds = $this->mConds;
 342                 $conds[] = '(pr_expiry>' . $this->mDb->addQuotes( $this->mDb->timestamp() ) .
 343                                 'OR pr_expiry IS NULL)';
 344                 $conds[] = 'page_id=pr_page';
 345                 $conds[] = 'pr_type=' . $this->mDb->addQuotes( $this->type );
 346
 347                 if( $this->sizetype == 'min' ) {
 348                         $conds[] = 'page_len>=' . $this->size;
 349                 } elseif( $this->sizetype == 'max' ) {
 350                         $conds[] = 'page_len<=' . $this->size;
 351                 }
 352
 353                 if( $this->indefonly ) {
 354                         $conds[] = "pr_expiry = {$this->mDb->addQuotes( $this->mDb->getInfinity() )} OR pr_expiry IS NULL";
 355                 }
 356                 if( $this->cascadeonly ) {
 357                         $conds[] = 'pr_cascade = 1';
 358                 }
 359
 360                 if( $this->level )
 361                         $conds[] = 'pr_level=' . $this->mDb->addQuotes( $this->level );
 362                 if( !is_null( $this->namespace ) )
 363                         $conds[] = 'page_namespace=' . $this->mDb->addQuotes( $this->namespace );
 364                 return array(
 365                         'tables' => array( 'page_restrictions', 'page' ),
 366                         'fields' => array( 'pr_id', 'page_namespace', 'page_title', 'page_len',
 367                                 'pr_type', 'pr_level', 'pr_expiry', 'pr_cascade' ),
 368                         'conds' => $conds
 369                 );
 370         }
 371
 372         function getIndexField() {
 373                 return 'pr_id';
 374         }
 375 }