includes/specials/SpecialNuke.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  *
   6  * @author Brion Vibber
   7  * @copyright Copyright © 2005-2008, Brion Vibber
   8  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
   9  */
  10
  11 /**
  12  * implements Special:Nuke
  13  */
  14
  15 class SpecialNuke extends SpecialPage {
  16         function __construct() {
  17                 parent::__construct( 'Nuke', 'nuke' );
  18         }
  19
  20         function execute( $par ){
  21                 global $wgUser, $wgRequest;
  22
  23                 if( !$this->userCanExecute( $wgUser ) ){
  24                         $this->displayRestrictionError();
  25                         return;
  26                 }
  27
  28                 $this->setHeaders();
  29                 $this->outputHeader();
  30
  31                 $target = $wgRequest->getText( 'target', $par );
  32                 $reason = $wgRequest->getText( 'wpReason',
  33                         wfMsgForContent( 'nuke-defaultreason', $target ) );
  34                 $posted = $wgRequest->wasPosted() &&
  35                         $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) );
  36                 if( $posted ) {
  37                         $pages = $wgRequest->getArray( 'pages' );
  38                         if( $pages ) {
  39                                 return $this->doDelete( $pages, $reason );
  40                         }
  41                 }
  42                 if( $target != '' ) {
  43                         $this->listForm( $target, $reason );
  44                 } else {
  45                         $this->promptForm();
  46                 }
  47         }
  48
  49         function promptForm() {
  50                 global $wgUser, $wgOut;
  51
  52                 $sk = $wgUser->getSkin();
  53
  54                 $nuke = $this->getTitle();
  55                 $submit = Xml::element( 'input', array( 'type' => 'submit', 'value' => wfMsgHtml( 'nuke-submit-user' ) ) );
  56
  57                 $wgOut->addWikiMsg( 'nuke-tools' );
  58                 $wgOut->addHTML( Xml::element( 'form', array(
  59                                 'action' => $nuke->getLocalURL( 'action=submit' ),
  60                                 'method' => 'post' ),
  61                                 null ) .
  62                         Xml::element( 'input', array(
  63                                 'type' => 'text',
  64                                 'size' => 40,
  65                                 'name' => 'target' ) ) .
  66                         "\n$submit\n" );
  67
  68                 $wgOut->addHTML( "</form>" );
  69         }
  70
  71         function listForm( $username, $reason ) {
  72                 global $wgUser, $wgOut, $wgLang;
  73
  74                 $pages = $this->getNewPages( $username );
  75                 $escapedName = wfEscapeWikiText( $username );
  76                 if( count( $pages ) == 0 ) {
  77                         $wgOut->addWikiMsg( 'nuke-nopages', $escapedName );
  78                         return $this->promptForm();
  79                 }
  80                 $wgOut->addWikiMsg( 'nuke-list', $escapedName );
  81
  82                 $nuke = $this->getTitle();
  83                 $submit = Xml::element( 'input', array( 'type' => 'submit', 'value' => wfMsgHtml( 'nuke-submit-delete' ) ) );
  84
  85                 $wgOut->addHTML( Xml::element( 'form', array(
  86                         'action' => $nuke->getLocalURL( 'action=delete' ),
  87                         'method' => 'post' ),
  88                         null ) .
  89                         "\n<div>" .
  90                         wfMsgHtml( 'deletecomment' ) . ' ' .
  91                         Xml::element( 'input', array(
  92                                 'name' => 'wpReason',
  93                                 'value' => $reason,
  94                                 'size' => 60 ) ) .
  95                         "</div><br />" .
  96                         $submit .
  97                         Xml::element( 'input', array(
  98                                 'type' => 'hidden',
  99                                 'name' => 'wpEditToken',
 100                                 'value' => $wgUser->editToken() ) ) .
 101                         "\n<ul>\n" );
 102
 103                 $sk = $wgUser->getSkin();
 104                 foreach( $pages as $info ) {
 105                         list( $title, $edits ) = $info;
 106                         $image = $title->getNamespace() == NS_IMAGE ? wfLocalFile( $title ) : false;
 107                         $thumb = $image && $image->exists() ? $image->getThumbnail( 120, 120 ) : false;
 108
 109                         $wgOut->addHTML( '<li>' .
 110                                 Xml::element( 'input', array(
 111                                         'type' => 'checkbox',
 112                                         'name' => "pages[]",
 113                                         'value' => $title->getPrefixedDbKey(),
 114                                         'checked' => 'checked' ) ) .
 115                                 '&nbsp;' .
 116                                 ( $thumb ? $thumb->toHtml( array( 'desc-link' => true ) ) : '' ) .
 117                                 $sk->makeKnownLinkObj( $title ) .
 118                                 '&nbsp;(' .
 119                                 $sk->makeKnownLinkObj( $title, wfMsgExt( 'nchanges', array( 'parsemag' ), $wgLang->formatNum( $edits ) ), 'action=history' ) .
 120                                 ")</li>\n" );
 121                 }
 122                 $wgOut->addHTML( "</ul>\n$submit</form>" );
 123         }
 124
 125         function getNewPages( $username ) {
 126                 $dbr = wfGetDB( DB_SLAVE );
 127                 $result = $dbr->select( 'recentchanges',
 128                         array( 'rc_namespace', 'rc_title', 'rc_timestamp', 'COUNT(*) AS edits' ),
 129                         array(
 130                                 'rc_user_text' => $username,
 131                                 '(rc_new = 1) OR (rc_log_type = "upload" AND rc_log_action = "upload")'
 132                         ),
 133                         __METHOD__,
 134                         array(
 135                                 'ORDER BY' => 'rc_timestamp DESC',
 136                                 'GROUP BY' => 'rc_namespace, rc_title'
 137                         )
 138                 );
 139                 $pages = array();
 140                 while( $row = $result->fetchObject() ) {
 141                         $pages[] = array( Title::makeTitle( $row->rc_namespace, $row->rc_title ), $row->edits );
 142                 }
 143                 $result->free();
 144                 return $pages;
 145         }
 146
 147         function doDelete( $pages, $reason ) {
 148                 foreach( $pages as $page ) {
 149                         $title = Title::newFromUrl( $page );
 150                         $file = $title->getNamespace() == NS_IMAGE ? wfLocalFile( $title ) : false;
 151                         if ( $file ) {
 152                                 $oldimage = null; // Must be passed by reference
 153                                 FileDeleteForm::doDelete( $title, $file, $oldimage, $reason, false );
 154                         } else {
 155                                 $article = new Article( $title );
 156                                 $article->doDelete( $reason );
 157                         }
 158                 }
 159         }
 160 }