includes/specials/SpecialDeletedContributions.php

   1 <?php
   2 /**
   3  * Implements Special:DeletedContributions
   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  * Implements Special:DeletedContributions to display archived revisions
  26  * @ingroup SpecialPage
  27  */
  28 class DeletedContributionsPage extends SpecialPage {
  29         function __construct() {
  30                 parent::__construct( 'DeletedContributions', 'deletedhistory',
  31                         /*listed*/true, /*function*/false, /*file*/false );
  32         }
  33
  34         /**
  35          * Special page "deleted user contributions".
  36          * Shows a list of the deleted contributions of a user.
  37          *
  38          * @param string $par (optional) user name of the user for which to show the contributions
  39          */
  40         function execute( $par ) {
  41                 $this->setHeaders();
  42                 $this->outputHeader();
  43
  44                 $user = $this->getUser();
  45
  46                 if ( !$this->userCanExecute( $user ) ) {
  47                         $this->displayRestrictionError();
  48
  49                         return;
  50                 }
  51
  52                 $request = $this->getRequest();
  53                 $out = $this->getOutput();
  54                 $out->setPageTitle( $this->msg( 'deletedcontributions-title' ) );
  55
  56                 $options = [];
  57
  58                 if ( $par !== null ) {
  59                         $target = $par;
  60                 } else {
  61                         $target = $request->getVal( 'target' );
  62                 }
  63
  64                 if ( !strlen( $target ) ) {
  65                         $out->addHTML( $this->getForm( '' ) );
  66
  67                         return;
  68                 }
  69
  70                 $options['limit'] = $request->getInt( 'limit',
  71                         $this->getConfig()->get( 'QueryPageDefaultLimit' ) );
  72                 $options['target'] = $target;
  73
  74                 $userObj = User::newFromName( $target, false );
  75                 if ( !$userObj ) {
  76                         $out->addHTML( $this->getForm( '' ) );
  77
  78                         return;
  79                 }
  80                 $this->getSkin()->setRelevantUser( $userObj );
  81
  82                 $target = $userObj->getName();
  83                 $out->addSubtitle( $this->getSubTitle( $userObj ) );
  84
  85                 $ns = $request->getVal( 'namespace', null );
  86                 if ( $ns !== null && $ns !== '' ) {
  87                         $options['namespace'] = intval( $ns );
  88                 } else {
  89                         $options['namespace'] = '';
  90                 }
  91
  92                 $out->addHTML( $this->getForm( $options ) );
  93
  94                 $pager = new DeletedContribsPager( $this->getContext(), $target, $options['namespace'] );
  95                 if ( !$pager->getNumRows() ) {
  96                         $out->addWikiMsg( 'nocontribs' );
  97
  98                         return;
  99                 }
 100
 101                 # Show a message about slave lag, if applicable
 102                 $lag = wfGetLB()->safeGetLag( $pager->getDatabase() );
 103                 if ( $lag > 0 ) {
 104                         $out->showLagWarning( $lag );
 105                 }
 106
 107                 $out->addHTML(
 108                         '<p>' . $pager->getNavigationBar() . '</p>' .
 109                                 $pager->getBody() .
 110                                 '<p>' . $pager->getNavigationBar() . '</p>' );
 111
 112                 # If there were contributions, and it was a valid user or IP, show
 113                 # the appropriate "footer" message - WHOIS tools, etc.
 114                 if ( $target != 'newbies' ) {
 115                         $message = IP::isIPAddress( $target ) ?
 116                                 'sp-contributions-footer-anon' :
 117                                 'sp-contributions-footer';
 118
 119                         if ( !$this->msg( $message )->isDisabled() ) {
 120                                 $out->wrapWikiMsg(
 121                                         "<div class='mw-contributions-footer'>\n$1\n</div>",
 122                                         [ $message, $target ]
 123                                 );
 124                         }
 125                 }
 126         }
 127
 128         /**
 129          * Generates the subheading with links
 130          * @param User $userObj User object for the target
 131          * @return string Appropriately-escaped HTML to be output literally
 132          */
 133         function getSubTitle( $userObj ) {
 134                 $linkRenderer = $this->getLinkRenderer();
 135                 if ( $userObj->isAnon() ) {
 136                         $user = htmlspecialchars( $userObj->getName() );
 137                 } else {
 138                         $user = $linkRenderer->makeKnownLink( $userObj->getUserPage(), $userObj->getName() );
 139                 }
 140                 $links = '';
 141                 $nt = $userObj->getUserPage();
 142                 $talk = $nt->getTalkPage();
 143                 if ( $talk ) {
 144                         $tools = SpecialContributions::getUserLinks( $this, $userObj );
 145
 146                         # Link to contributions
 147                         $insert['contribs'] = $linkRenderer->makeKnownLink(
 148                                 SpecialPage::getTitleFor( 'Contributions', $nt->getDBkey() ),
 149                                 $this->msg( 'sp-deletedcontributions-contribs' )->text()
 150                         );
 151
 152                         // Swap out the deletedcontribs link for our contribs one
 153                         $tools = wfArrayInsertAfter( $tools, $insert, 'deletedcontribs' );
 154                         unset( $tools['deletedcontribs'] );
 155
 156                         $links = $this->getLanguage()->pipeList( $tools );
 157
 158                         // Show a note if the user is blocked and display the last block log entry.
 159                         $block = Block::newFromTarget( $userObj, $userObj );
 160                         if ( !is_null( $block ) && $block->getType() != Block::TYPE_AUTO ) {
 161                                 if ( $block->getType() == Block::TYPE_RANGE ) {
 162                                         $nt = MWNamespace::getCanonicalName( NS_USER ) . ':' . $block->getTarget();
 163                                 }
 164
 165                                 // LogEventsList::showLogExtract() wants the first parameter by ref
 166                                 $out = $this->getOutput();
 167                                 LogEventsList::showLogExtract(
 168                                         $out,
 169                                         'block',
 170                                         $nt,
 171                                         '',
 172                                         [
 173                                                 'lim' => 1,
 174                                                 'showIfEmpty' => false,
 175                                                 'msgKey' => [
 176                                                         'sp-contributions-blocked-notice',
 177                                                         $userObj->getName() # Support GENDER in 'sp-contributions-blocked-notice'
 178                                                 ],
 179                                                 'offset' => '' # don't use $this->getRequest() parameter offset
 180                                         ]
 181                                 );
 182                         }
 183                 }
 184
 185                 return $this->msg( 'contribsub2' )->rawParams( $user, $links )->params( $userObj->getName() );
 186         }
 187
 188         /**
 189          * Generates the namespace selector form with hidden attributes.
 190          * @param array $options The options to be included.
 191          * @return string
 192          */
 193         function getForm( $options ) {
 194                 $options['title'] = $this->getPageTitle()->getPrefixedText();
 195                 if ( !isset( $options['target'] ) ) {
 196                         $options['target'] = '';
 197                 } else {
 198                         $options['target'] = str_replace( '_', ' ', $options['target'] );
 199                 }
 200
 201                 if ( !isset( $options['namespace'] ) ) {
 202                         $options['namespace'] = '';
 203                 }
 204
 205                 if ( !isset( $options['contribs'] ) ) {
 206                         $options['contribs'] = 'user';
 207                 }
 208
 209                 if ( $options['contribs'] == 'newbie' ) {
 210                         $options['target'] = '';
 211                 }
 212
 213                 $f = Xml::openElement( 'form', [ 'method' => 'get', 'action' => wfScript() ] );
 214
 215                 foreach ( $options as $name => $value ) {
 216                         if ( in_array( $name, [ 'namespace', 'target', 'contribs' ] ) ) {
 217                                 continue;
 218                         }
 219                         $f .= "\t" . Html::hidden( $name, $value ) . "\n";
 220                 }
 221
 222                 $this->getOutput()->addModules( 'mediawiki.userSuggest' );
 223
 224                 $f .= Xml::openElement( 'fieldset' );
 225                 $f .= Xml::element( 'legend', [], $this->msg( 'sp-contributions-search' )->text() );
 226                 $f .= Xml::tags(
 227                         'label',
 228                         [ 'for' => 'target' ],
 229                         $this->msg( 'sp-contributions-username' )->parse()
 230                 ) . ' ';
 231                 $f .= Html::input(
 232                         'target',
 233                         $options['target'],
 234                         'text',
 235                         [
 236                                 'size' => '20',
 237                                 'required' => '',
 238                                 'class' => [
 239                                         'mw-autocomplete-user', // used by mediawiki.userSuggest
 240                                 ],
 241                         ] + ( $options['target'] ? [] : [ 'autofocus' ] )
 242                 ) . ' ';
 243                 $f .= Html::namespaceSelector(
 244                         [
 245                                 'selected' => $options['namespace'],
 246                                 'all' => '',
 247                                 'label' => $this->msg( 'namespace' )->text()
 248                         ],
 249                         [
 250                                 'name' => 'namespace',
 251                                 'id' => 'namespace',
 252                                 'class' => 'namespaceselector',
 253                         ]
 254                 ) . ' ';
 255                 $f .= Xml::submitButton( $this->msg( 'sp-contributions-submit' )->text() );
 256                 $f .= Xml::closeElement( 'fieldset' );
 257                 $f .= Xml::closeElement( 'form' );
 258
 259                 return $f;
 260         }
 261
 262         /**
 263          * Return an array of subpages beginning with $search that this special page will accept.
 264          *
 265          * @param string $search Prefix to search for
 266          * @param int $limit Maximum number of results to return (usually 10)
 267          * @param int $offset Number of results to skip (usually 0)
 268          * @return string[] Matching subpages
 269          */
 270         public function prefixSearchSubpages( $search, $limit, $offset ) {
 271                 $user = User::newFromName( $search );
 272                 if ( !$user ) {
 273                         // No prefix suggestion for invalid user
 274                         return [];
 275                 }
 276                 // Autocomplete subpage as user list - public to allow caching
 277                 return UserNamePrefixSearch::search( 'public', $search, $limit, $offset );
 278         }
 279
 280         protected function getGroupName() {
 281                 return 'users';
 282         }
 283 }