includes/revisiondelete/RevDelRevisionItem.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  * @ingroup RevisionDelete
  20  */
  21
  22 /**
  23  * Item class for a live revision table row
  24  */
  25 class RevDelRevisionItem extends RevDelItem {
  26         /** @var Revision */
  27         var $revision;
  28
  29         public function __construct( $list, $row ) {
  30                 parent::__construct( $list, $row );
  31                 $this->revision = new Revision( $row );
  32         }
  33
  34         public function getIdField() {
  35                 return 'rev_id';
  36         }
  37
  38         public function getTimestampField() {
  39                 return 'rev_timestamp';
  40         }
  41
  42         public function getAuthorIdField() {
  43                 return 'rev_user';
  44         }
  45
  46         public function getAuthorNameField() {
  47                 return 'rev_user_text';
  48         }
  49
  50         public function canView() {
  51                 return $this->revision->userCan( Revision::DELETED_RESTRICTED, $this->list->getUser() );
  52         }
  53
  54         public function canViewContent() {
  55                 return $this->revision->userCan( Revision::DELETED_TEXT, $this->list->getUser() );
  56         }
  57
  58         public function getBits() {
  59                 return $this->revision->getVisibility();
  60         }
  61
  62         public function setBits( $bits ) {
  63                 $dbw = wfGetDB( DB_MASTER );
  64                 // Update revision table
  65                 $dbw->update( 'revision', array( 'rev_deleted' => $bits ), array( 'rev_id' => $this->revision->getId(), 'rev_page' => $this->revision->getPage(), 'rev_deleted' => $this->getBits() ), __METHOD__ );
  66                 if ( !$dbw->affectedRows() ) {
  67                         // Concurrent fail!
  68                         return false;
  69                 }
  70                 // Update recentchanges table
  71                 $dbw->update( 'recentchanges', array( 'rc_deleted' => $bits, 'rc_patrolled' => 1 ), array( 'rc_this_oldid' => $this->revision->getId(), // condition
  72                                 // non-unique timestamp index
  73                                 'rc_timestamp' => $dbw->timestamp( $this->revision->getTimestamp() ), ), __METHOD__ );
  74
  75                 return true;
  76         }
  77
  78         public function isDeleted() {
  79                 return $this->revision->isDeleted( Revision::DELETED_TEXT );
  80         }
  81
  82         public function isHideCurrentOp( $newBits ) {
  83                 return ( $newBits & Revision::DELETED_TEXT ) && $this->list->getCurrent() == $this->getId();
  84         }
  85
  86         /**
  87          * Get the HTML link to the revision text.
  88          * Overridden by RevDelArchiveItem.
  89          * @return string
  90          */
  91         protected function getRevisionLink() {
  92                 $date = htmlspecialchars( $this->list->getLanguage()->userTimeAndDate( $this->revision->getTimestamp(), $this->list->getUser() ) );
  93
  94                 if ( $this->isDeleted() && !$this->canViewContent() ) {
  95                         return $date;
  96                 }
  97
  98                 return Linker::linkKnown( $this->list->title, $date, array(), array( 'oldid' => $this->revision->getId(), 'unhide' => 1 ) );
  99         }
 100
 101         /**
 102          * Get the HTML link to the diff.
 103          * Overridden by RevDelArchiveItem
 104          * @return string
 105          */
 106         protected function getDiffLink() {
 107                 if ( $this->isDeleted() && !$this->canViewContent() ) {
 108                         return $this->list->msg( 'diff' )->escaped();
 109                 } else {
 110                         return Linker::linkKnown( $this->list->title, $this->list->msg( 'diff' )->escaped(), array(), array( 'diff' => $this->revision->getId(), 'oldid' => 'prev', 'unhide' => 1 ) );
 111                 }
 112         }
 113
 114         public function getHTML() {
 115                 $difflink = $this->list->msg( 'parentheses' )
 116                         ->rawParams( $this->getDiffLink() )->escaped();
 117                 $revlink = $this->getRevisionLink();
 118                 $userlink = Linker::revUserLink( $this->revision );
 119                 $comment = Linker::revComment( $this->revision );
 120                 if ( $this->isDeleted() ) {
 121                         $revlink = "<span class=\"history-deleted\">$revlink</span>";
 122                 }
 123
 124                 return "<li>$difflink $revlink $userlink $comment</li>";
 125         }
 126
 127         public function getApiData( ApiResult $result ) {
 128                 $rev = $this->revision;
 129                 $user = $this->list->getUser();
 130                 $ret = array( 'id' => $rev->getId(), 'timestamp' => wfTimestamp( TS_ISO_8601, $rev->getTimestamp() ), );
 131                 $ret += $rev->isDeleted( Revision::DELETED_USER ) ? array( 'userhidden' => '' ) : array();
 132                 $ret += $rev->isDeleted( Revision::DELETED_COMMENT ) ? array( 'commenthidden' => '' ) : array();
 133                 $ret += $rev->isDeleted( Revision::DELETED_TEXT ) ? array( 'texthidden' => '' ) : array();
 134                 if ( $rev->userCan( Revision::DELETED_USER, $user ) ) {
 135                         $ret += array( 'userid' => $rev->getUser( Revision::FOR_THIS_USER ), 'user' => $rev->getUserText( Revision::FOR_THIS_USER ), );
 136                 }
 137                 if ( $rev->userCan( Revision::DELETED_COMMENT, $user ) ) {
 138                         $ret += array( 'comment' => $rev->getComment( Revision::FOR_THIS_USER ), );
 139                 }
 140
 141                 return $ret;
 142         }
 143 }