includes/specials/SpecialLog.php

   1 <?php
   2 /**
   3  * Implements Special:Log
   4  *
   5  * Copyright © 2008 Aaron Schulz
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @file
  23  * @ingroup SpecialPage
  24  */
  25
  26 /**
  27  * A special page that lists log entries
  28  *
  29  * @ingroup SpecialPage
  30  */
  31 class SpecialLog extends SpecialPage {
  32         public function __construct() {
  33                 parent::__construct( 'Log' );
  34         }
  35
  36         public function execute( $par ) {
  37                 $this->setHeaders();
  38                 $this->outputHeader();
  39                 $this->getOutput()->addModules( 'mediawiki.userSuggest' );
  40
  41                 $opts = new FormOptions;
  42                 $opts->add( 'type', '' );
  43                 $opts->add( 'user', '' );
  44                 $opts->add( 'page', '' );
  45                 $opts->add( 'pattern', false );
  46                 $opts->add( 'year', null, FormOptions::INTNULL );
  47                 $opts->add( 'month', null, FormOptions::INTNULL );
  48                 $opts->add( 'tagfilter', '' );
  49                 $opts->add( 'offset', '' );
  50                 $opts->add( 'dir', '' );
  51                 $opts->add( 'offender', '' );
  52
  53                 // Set values
  54                 $opts->fetchValuesFromRequest( $this->getRequest() );
  55                 if ( $par !== null ) {
  56                         $this->parseParams( $opts, (string)$par );
  57                 }
  58
  59                 # Don't let the user get stuck with a certain date
  60                 if ( $opts->getValue( 'offset' ) || $opts->getValue( 'dir' ) == 'prev' ) {
  61                         $opts->setValue( 'year', '' );
  62                         $opts->setValue( 'month', '' );
  63                 }
  64
  65                 // If the user doesn't have the right permission to view the specific
  66                 // log type, throw a PermissionsError
  67                 // If the log type is invalid, just show all public logs
  68                 $logRestrictions = $this->getConfig()->get( 'LogRestrictions' );
  69                 $type = $opts->getValue( 'type' );
  70                 if ( !LogPage::isLogType( $type ) ) {
  71                         $opts->setValue( 'type', '' );
  72                 } elseif ( isset( $logRestrictions[$type] )
  73                         && !$this->getUser()->isAllowed( $logRestrictions[$type] )
  74                 ) {
  75                         throw new PermissionsError( $logRestrictions[$type] );
  76                 }
  77
  78                 # Handle type-specific inputs
  79                 $qc = [];
  80                 if ( $opts->getValue( 'type' ) == 'suppress' ) {
  81                         $offender = User::newFromName( $opts->getValue( 'offender' ), false );
  82                         if ( $offender && $offender->getId() > 0 ) {
  83                                 $qc = [ 'ls_field' => 'target_author_id', 'ls_value' => $offender->getId() ];
  84                         } elseif ( $offender && IP::isIPAddress( $offender->getName() ) ) {
  85                                 $qc = [ 'ls_field' => 'target_author_ip', 'ls_value' => $offender->getName() ];
  86                         }
  87                 } else {
  88                         // Allow extensions to add relations to their search types
  89                         Hooks::run(
  90                                 'SpecialLogAddLogSearchRelations',
  91                                 [ $opts->getValue( 'type' ), $this->getRequest(), &$qc ]
  92                         );
  93                 }
  94
  95                 # Some log types are only for a 'User:' title but we might have been given
  96                 # only the username instead of the full title 'User:username'. This part try
  97                 # to lookup for a user by that name and eventually fix user input. See bug 1697.
  98                 if ( in_array( $opts->getValue( 'type' ), self::getLogTypesOnUser() ) ) {
  99                         # ok we have a type of log which expect a user title.
 100                         $target = Title::newFromText( $opts->getValue( 'page' ) );
 101                         if ( $target && $target->getNamespace() === NS_MAIN ) {
 102                                 # User forgot to add 'User:', we are adding it for him
 103                                 $opts->setValue( 'page',
 104                                         Title::makeTitleSafe( NS_USER, $opts->getValue( 'page' ) )
 105                                 );
 106                         }
 107                 }
 108
 109                 $this->show( $opts, $qc );
 110         }
 111
 112         /**
 113          * List log type for which the target is a user
 114          * Thus if the given target is in NS_MAIN we can alter it to be an NS_USER
 115          * Title user instead.
 116          *
 117          * @since 1.25
 118          * @return array
 119          */
 120         public static function getLogTypesOnUser() {
 121                 static $types = null;
 122                 if ( $types !== null ) {
 123                         return $types;
 124                 }
 125                 $types = [
 126                         'block',
 127                         'newusers',
 128                         'rights',
 129                 ];
 130
 131                 Hooks::run( 'GetLogTypesOnUser', [ &$types ] );
 132                 return $types;
 133         }
 134
 135         /**
 136          * Return an array of subpages that this special page will accept.
 137          *
 138          * @return string[] subpages
 139          */
 140         public function getSubpagesForPrefixSearch() {
 141                 $subpages = $this->getConfig()->get( 'LogTypes' );
 142                 $subpages[] = 'all';
 143                 sort( $subpages );
 144                 return $subpages;
 145         }
 146
 147         private function parseParams( FormOptions $opts, $par ) {
 148                 # Get parameters
 149                 $parms = explode( '/', ( $par = ( $par !== null ) ? $par : '' ) );
 150                 $symsForAll = [ '*', 'all' ];
 151                 if ( $parms[0] != '' &&
 152                         ( in_array( $par, $this->getConfig()->get( 'LogTypes' ) ) || in_array( $par, $symsForAll ) )
 153                 ) {
 154                         $opts->setValue( 'type', $par );
 155                 } elseif ( count( $parms ) == 2 ) {
 156                         $opts->setValue( 'type', $parms[0] );
 157                         $opts->setValue( 'user', $parms[1] );
 158                 } elseif ( $par != '' ) {
 159                         $opts->setValue( 'user', $par );
 160                 }
 161         }
 162
 163         private function show( FormOptions $opts, array $extraConds ) {
 164                 # Create a LogPager item to get the results and a LogEventsList item to format them...
 165                 $loglist = new LogEventsList(
 166                         $this->getContext(),
 167                         null,
 168                         LogEventsList::USE_CHECKBOXES
 169                 );
 170                 $pager = new LogPager(
 171                         $loglist,
 172                         $opts->getValue( 'type' ),
 173                         $opts->getValue( 'user' ),
 174                         $opts->getValue( 'page' ),
 175                         $opts->getValue( 'pattern' ),
 176                         $extraConds,
 177                         $opts->getValue( 'year' ),
 178                         $opts->getValue( 'month' ),
 179                         $opts->getValue( 'tagfilter' )
 180                 );
 181
 182                 $this->addHeader( $opts->getValue( 'type' ) );
 183
 184                 # Set relevant user
 185                 if ( $pager->getPerformer() ) {
 186                         $this->getSkin()->setRelevantUser( User::newFromName( $pager->getPerformer() ) );
 187                 }
 188
 189                 # Show form options
 190                 $loglist->showOptions(
 191                         $pager->getType(),
 192                         $opts->getValue( 'user' ),
 193                         $pager->getPage(),
 194                         $pager->getPattern(),
 195                         $pager->getYear(),
 196                         $pager->getMonth(),
 197                         $pager->getFilterParams(),
 198                         $opts->getValue( 'tagfilter' )
 199                 );
 200
 201                 # Insert list
 202                 $logBody = $pager->getBody();
 203                 if ( $logBody ) {
 204                         $this->getOutput()->addHTML(
 205                                 $pager->getNavigationBar() .
 206                                         $this->getActionButtons(
 207                                                 $loglist->beginLogEventsList() .
 208                                                         $logBody .
 209                                                         $loglist->endLogEventsList()
 210                                         ) .
 211                                         $pager->getNavigationBar()
 212                         );
 213                 } else {
 214                         $this->getOutput()->addWikiMsg( 'logempty' );
 215                 }
 216         }
 217
 218         private function getActionButtons( $formcontents ) {
 219                 $user = $this->getUser();
 220                 $canRevDelete = $user->isAllowedAll( 'deletedhistory', 'deletelogentry' );
 221                 $showTagEditUI = ChangeTags::showTagEditingUI( $user );
 222                 # If the user doesn't have the ability to delete log entries nor edit tags,
 223                 # don't bother showing them the button(s).
 224                 if ( !$canRevDelete && !$showTagEditUI ) {
 225                         return $formcontents;
 226                 }
 227
 228                 # Show button to hide log entries and/or edit change tags
 229                 $s = Html::openElement(
 230                         'form',
 231                         [ 'action' => wfScript(), 'id' => 'mw-log-deleterevision-submit' ]
 232                 ) . "\n";
 233                 $s .= Html::hidden( 'action', 'historysubmit' ) . "\n";
 234                 $s .= Html::hidden( 'type', 'logging' ) . "\n";
 235
 236                 $buttons = '';
 237                 if ( $canRevDelete ) {
 238                         $buttons .= Html::element(
 239                                 'button',
 240                                 [
 241                                         'type' => 'submit',
 242                                         'name' => 'revisiondelete',
 243                                         'value' => '1',
 244                                         'class' => "deleterevision-log-submit mw-log-deleterevision-button"
 245                                 ],
 246                                 $this->msg( 'showhideselectedlogentries' )->text()
 247                         ) . "\n";
 248                 }
 249                 if ( $showTagEditUI ) {
 250                         $buttons .= Html::element(
 251                                 'button',
 252                                 [
 253                                         'type' => 'submit',
 254                                         'name' => 'editchangetags',
 255                                         'value' => '1',
 256                                         'class' => "editchangetags-log-submit mw-log-editchangetags-button"
 257                                 ],
 258                                 $this->msg( 'log-edit-tags' )->text()
 259                         ) . "\n";
 260                 }
 261
 262                 $buttons .= ( new ListToggle( $this->getOutput() ) )->getHTML();
 263
 264                 $s .= $buttons . $formcontents . $buttons;
 265                 $s .= Html::closeElement( 'form' );
 266
 267                 return $s;
 268         }
 269
 270         /**
 271          * Set page title and show header for this log type
 272          * @param string $type
 273          * @since 1.19
 274          */
 275         protected function addHeader( $type ) {
 276                 $page = new LogPage( $type );
 277                 $this->getOutput()->setPageTitle( $page->getName() );
 278                 $this->getOutput()->addHTML( $page->getDescription()
 279                         ->setContext( $this->getContext() )->parseAsBlock() );
 280         }
 281
 282         protected function getGroupName() {
 283                 return 'changes';
 284         }
 285 }