includes/specials/SpecialContributions.php

   1 <?php
   2 /**
   3  * Special:Contributions, show user contributions in a paged list
   4  * @file
   5  * @ingroup SpecialPage
   6  */
   7
   8 class SpecialContributions extends SpecialPage {
   9
  10         public function __construct() {
  11                 parent::__construct( 'Contributions' );
  12         }
  13
  14         function execute( $par ) {
  15                 global $wgUser, $wgOut, $wgLang, $wgRequest;
  16
  17                 $this->setHeaders();
  18                 $this->outputHeader();
  19
  20                 $options = array();
  21
  22                 if ( isset( $par ) && $par == 'newbies' ) {
  23                         $target = 'newbies';
  24                         $options['contribs'] = 'newbie';
  25                 } elseif ( isset( $par ) ) {
  26                         $target = $par;
  27                 } else {
  28                         $target = $wgRequest->getVal( 'target' );
  29                 }
  30
  31                 // check for radiobox
  32                 if ( $wgRequest->getVal( 'contribs' ) == 'newbie' ) {
  33                         $target = 'newbies';
  34                         $options['contribs'] = 'newbie';
  35                 }
  36
  37                 if ( !strlen( $target ) ) {
  38                         $wgOut->addHTML( $this->getForm( '' ) );
  39                         return;
  40                 }
  41
  42                 $options['limit'] = $wgRequest->getInt( 'limit', 50 );
  43                 $options['target'] = $target;
  44
  45                 $nt = Title::makeTitleSafe( NS_USER, $target );
  46                 if ( !$nt ) {
  47                         $wgOut->addHTML( $this->getForm( '' ) );
  48                         return;
  49                 }
  50                 $id = User::idFromName( $nt->getText() );
  51
  52                 if ( $target != 'newbies' ) {
  53                         $target = $nt->getText();
  54                         $wgOut->setSubtitle( $this->contributionsSub( $nt, $id ) );
  55                         $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsg( 'contributions-title', $target ) ) );
  56                 } else {
  57                         $wgOut->setSubtitle( wfMsgHtml( 'sp-contributions-newbies-sub') );
  58                         $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsg( 'sp-contributions-newbies-title' ) ) );
  59                 }
  60
  61                 if ( ( $ns = $wgRequest->getVal( 'namespace', null ) ) !== null && $ns !== '' ) {
  62                         $options['namespace'] = intval( $ns );
  63                 } else {
  64                         $options['namespace'] = '';
  65                 }
  66
  67                 // Allows reverts to have the bot flag in recent changes. It is just here to
  68                 // be passed in the form at the top of the page
  69                 if ( $wgUser->isAllowed( 'markbotedits' ) && $wgRequest->getBool( 'bot' ) ) {
  70                         $options['bot'] = '1';
  71                 }
  72
  73                 $skip = $wgRequest->getText( 'offset' ) || $wgRequest->getText( 'dir' ) == 'prev';
  74                 # Offset overrides year/month selection
  75                 if ( ( $month = $wgRequest->getIntOrNull( 'month' ) ) !== null && $month !== -1 ) {
  76                         $options['month'] = intval( $month );
  77                 } else {
  78                         $options['month'] = '';
  79                 }
  80                 if ( ( $year = $wgRequest->getIntOrNull( 'year' ) ) !== null ) {
  81                         $options['year'] = intval( $year );
  82                 } else if( $options['month'] ) {
  83                         $thisMonth = intval( gmdate( 'n' ) );
  84                         $thisYear = intval( gmdate( 'Y' ) );
  85                         if( intval( $options['month'] ) > $thisMonth ) {
  86                                 $thisYear--;
  87                         }
  88                         $options['year'] = $thisYear;
  89                 } else {
  90                         $options['year'] = '';
  91                 }
  92
  93                 wfRunHooks( 'SpecialContributionsBeforeMainOutput', $id );
  94
  95                 if( $skip ) {
  96                         $options['year'] = '';
  97                         $options['month'] = '';
  98                 }
  99
 100                 $wgOut->addHTML( $this->getForm( $options ) );
 101
 102                 $pager = new ContribsPager( $target, $options['namespace'], $options['year'], $options['month'] );
 103                 if ( !$pager->getNumRows() ) {
 104                         $wgOut->addWikiMsg( 'nocontribs' );
 105                         return;
 106                 }
 107
 108                 # Show a message about slave lag, if applicable
 109                 if( ( $lag = $pager->getDatabase()->getLag() ) > 0 )
 110                         $wgOut->showLagWarning( $lag );
 111
 112                 $wgOut->addHTML(
 113                         '<p>' . $pager->getNavigationBar() . '</p>' .
 114                         $pager->getBody() .
 115                         '<p>' . $pager->getNavigationBar() . '</p>' );
 116
 117                 # If there were contributions, and it was a valid user or IP, show
 118                 # the appropriate "footer" message - WHOIS tools, etc.
 119                 if( $target != 'newbies' ) {
 120                         $message = IP::isIPAddress( $target )
 121                                 ? 'sp-contributions-footer-anon'
 122                                 : 'sp-contributions-footer';
 123
 124                         $text = wfMsgNoTrans( $message, $target );
 125                         if( !wfEmptyMsg( $message, $text ) && $text != '-' ) {
 126                                 $wgOut->addHtml( '<div class="mw-contributions-footer">' );
 127                                 $wgOut->addWikiText( $text );
 128                                 $wgOut->addHtml( '</div>' );
 129                         }
 130                 }
 131         }
 132
 133         /**
 134         * Generates the subheading with links
 135         * @param Title $nt Title object for the target
 136         * @param integer $id User ID for the target
 137         * @return String: appropriately-escaped HTML to be output literally
 138         */
 139         protected function contributionsSub( $nt, $id ) {
 140                 global $wgSysopUserBans, $wgLang, $wgUser;
 141
 142                 $sk = $wgUser->getSkin();
 143
 144                 if ( 0 == $id ) {
 145                         $user = $nt->getText();
 146                 } else {
 147                         $user = $sk->makeLinkObj( $nt, htmlspecialchars( $nt->getText() ) );
 148                 }
 149                 $talk = $nt->getTalkPage();
 150                 if( $talk ) {
 151                         # Talk page link
 152                         $tools[] = $sk->makeLinkObj( $talk, wfMsgHtml( 'talkpagelinktext' ) );
 153                         if( ( $id != 0 && $wgSysopUserBans ) || ( $id == 0 && IP::isIPAddress( $nt->getText() ) ) ) {
 154                                 # Block link
 155                                 if( $wgUser->isAllowed( 'block' ) )
 156                                         $tools[] = $sk->makeKnownLinkObj( SpecialPage::getTitleFor( 'Blockip',
 157                                                 $nt->getDBkey() ), wfMsgHtml( 'blocklink' ) );
 158                                 # Block log link
 159                                 $tools[] = $sk->makeKnownLinkObj( SpecialPage::getTitleFor( 'Log' ),
 160                                         wfMsgHtml( 'sp-contributions-blocklog' ), 'type=block&page=' . $nt->getPrefixedUrl() );
 161                         }
 162                         # Other logs link
 163                         $tools[] = $sk->makeKnownLinkObj( SpecialPage::getTitleFor( 'Log' ), wfMsgHtml( 'log' ),
 164                                 'user=' . $nt->getPartialUrl()  );
 165
 166                         # Add link to deleted user contributions for priviledged users
 167                         if( $wgUser->isAllowed( 'deletedhistory' ) ) {
 168                                         $tools[] = $sk->makeKnownLinkObj( SpecialPage::getTitleFor( 'DeletedContributions',
 169                                         $nt->getDBkey() ), wfMsgHtml( 'deletedcontributions' ) );
 170                         }
 171
 172                         wfRunHooks( 'ContributionsToolLinks', array( $id, $nt, &$tools ) );
 173
 174                         $links = implode( ' | ', $tools );
 175                 }
 176
 177                 // Old message 'contribsub' had one parameter, but that doesn't work for
 178                 // languages that want to put the "for" bit right after $user but before
 179                 // $links.  If 'contribsub' is around, use it for reverse compatibility,
 180                 // otherwise use 'contribsub2'.
 181                 if( wfEmptyMsg( 'contribsub', wfMsg( 'contribsub' ) ) ) {
 182                         return wfMsgHtml( 'contribsub2', $user, $links );
 183                 } else {
 184                         return wfMsgHtml( 'contribsub', "$user ($links)" );
 185                 }
 186         }
 187
 188         /**
 189          * Generates the namespace selector form with hidden attributes.
 190          * @param $options Array: the options to be included.
 191          */
 192         protected function getForm( $options ) {
 193                 global $wgScript, $wgTitle, $wgRequest;
 194
 195                 $options['title'] = $wgTitle->getPrefixedText();
 196                 if ( !isset( $options['target'] ) ) {
 197                         $options['target'] = '';
 198                 } else {
 199                         $options['target'] = str_replace( '_' , ' ' , $options['target'] );
 200                 }
 201
 202                 if ( !isset( $options['namespace'] ) ) {
 203                         $options['namespace'] = '';
 204                 }
 205
 206                 if ( !isset( $options['contribs'] ) ) {
 207                         $options['contribs'] = 'user';
 208                 }
 209
 210                 if ( !isset( $options['year'] ) ) {
 211                         $options['year'] = '';
 212                 }
 213
 214                 if ( !isset( $options['month'] ) ) {
 215                         $options['month'] = '';
 216                 }
 217
 218                 if ( $options['contribs'] == 'newbie' ) {
 219                         $options['target'] = '';
 220                 }
 221
 222                 $f = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) );
 223
 224                 foreach ( $options as $name => $value ) {
 225                         if ( in_array( $name, array( 'namespace', 'target', 'contribs', 'year', 'month' ) ) ) {
 226                                 continue;
 227                         }
 228                         $f .= "\t" . Xml::hidden( $name, $value ) . "\n";
 229                 }
 230
 231                 $f .= '<fieldset>' .
 232                         Xml::element( 'legend', array(), wfMsg( 'sp-contributions-search' ) ) .
 233                         Xml::radioLabel( wfMsgExt( 'sp-contributions-newbies', array( 'parseinline' ) ),
 234                                 'contribs', 'newbie' , 'newbie', $options['contribs'] == 'newbie' ? true : false ) . '<br />' .
 235                         Xml::radioLabel( wfMsgExt( 'sp-contributions-username', array( 'parseinline' ) ),
 236                                 'contribs' , 'user', 'user', $options['contribs'] == 'user' ? true : false ) . ' ' .
 237                         Xml::input( 'target', 20, $options['target']) . ' '.
 238                         '<span style="white-space: nowrap">' .
 239                         Xml::label( wfMsg( 'namespace' ), 'namespace' ) . ' ' .
 240                         Xml::namespaceSelector( $options['namespace'], '' ) .
 241                         '</span>' .
 242                         Xml::openElement( 'p' ) .
 243                         '<span style="white-space: nowrap">' .
 244                         Xml::label( wfMsg( 'year' ), 'year' ) . ' '.
 245                         Xml::input( 'year', 4, $options['year'], array('id' => 'year', 'maxlength' => 4) ) .
 246                         '</span>' .
 247                         ' '.
 248                         '<span style="white-space: nowrap">' .
 249                         Xml::label( wfMsg( 'month' ), 'month' ) . ' '.
 250                         Xml::monthSelector( $options['month'], -1 ) . ' '.
 251                         '</span>' .
 252                         Xml::submitButton( wfMsg( 'sp-contributions-submit' ) ) .
 253                         Xml::closeElement( 'p' );
 254
 255                 $explain = wfMsgExt( 'sp-contributions-explain', 'parseinline' );
 256                 if( !wfEmptyMsg( 'sp-contributions-explain', $explain ) )
 257                         $f .= "<p>{$explain}</p>";
 258
 259                 $f .= '</fieldset>' .
 260                         Xml::closeElement( 'form' );
 261                 return $f;
 262         }
 263 }
 264
 265 /**
 266  * Pager for Special:Contributions
 267  * @ingroup SpecialPage Pager
 268  */
 269 class ContribsPager extends ReverseChronologicalPager {
 270         public $mDefaultDirection = true;
 271         var $messages, $target;
 272         var $namespace = '', $mDb;
 273
 274         function __construct( $target, $namespace = false, $year = false, $month = false ) {
 275                 parent::__construct();
 276                 foreach( explode( ' ', 'uctop diff newarticle rollbacklink diff hist newpageletter minoreditletter' ) as $msg ) {
 277                         $this->messages[$msg] = wfMsgExt( $msg, array( 'escape') );
 278                 }
 279                 $this->target = $target;
 280                 $this->namespace = $namespace;
 281
 282                 $this->getDateCond( $year, $month );
 283
 284                 $this->mDb = wfGetDB( DB_SLAVE, 'contributions' );
 285         }
 286
 287         function getDefaultQuery() {
 288                 $query = parent::getDefaultQuery();
 289                 $query['target'] = $this->target;
 290                 return $query;
 291         }
 292
 293         function getQueryInfo() {
 294                 list( $tables, $index, $userCond, $join_cond ) = $this->getUserCond();
 295                 $conds = array_merge( array('page_id=rev_page'), $userCond, $this->getNamespaceCond() );
 296                 $queryInfo = array(
 297                         'tables' => $tables,
 298                         'fields' => array(
 299                                 'page_namespace', 'page_title', 'page_is_new', 'page_latest', 'rev_id', 'rev_page',
 300                                 'rev_text_id', 'rev_timestamp', 'rev_comment', 'rev_minor_edit', 'rev_user',
 301                                 'rev_user_text', 'rev_parent_id', 'rev_deleted'
 302                         ),
 303                         'conds' => $conds,
 304                         'options' => array( 'USE INDEX' => array('revision' => $index) ),
 305                         'join_conds' => $join_cond
 306                 );
 307                 wfRunHooks( 'ContribsPager::getQueryInfo', array( &$this, &$queryInfo ) );
 308                 return $queryInfo;
 309         }
 310
 311         function getUserCond() {
 312                 $condition = array();
 313                 $join_conds = array();
 314                 if ( $this->target == 'newbies' ) {
 315                         $tables = array( 'user_groups', 'page', 'revision' );
 316                         $max = $this->mDb->selectField( 'user', 'max(user_id)', false, __METHOD__ );
 317                         $condition[] = 'rev_user >' . (int)($max - $max / 100);
 318                         $condition[] = 'ug_group IS NULL';
 319                         $index = 'user_timestamp';
 320                         # FIXME: other groups may have 'bot' rights
 321                         $join_conds['user_groups'] = array( 'LEFT JOIN', "ug_user = rev_user AND ug_group = 'bot'" );
 322                 } else {
 323                         $tables = array( 'page', 'revision' );
 324                         $condition['rev_user_text'] = $this->target;
 325                         $index = 'usertext_timestamp';
 326                 }
 327                 return array( $tables, $index, $condition, $join_conds );
 328         }
 329
 330         function getNamespaceCond() {
 331                 if ( $this->namespace !== '' ) {
 332                         return array( 'page_namespace' => (int)$this->namespace );
 333                 } else {
 334                         return array();
 335                 }
 336         }
 337
 338         function getIndexField() {
 339                 return 'rev_timestamp';
 340         }
 341
 342         function getStartBody() {
 343                 return "<ul>\n";
 344         }
 345
 346         function getEndBody() {
 347                 return "</ul>\n";
 348         }
 349
 350         /**
 351          * Generates each row in the contributions list.
 352          *
 353          * Contributions which are marked "top" are currently on top of the history.
 354          * For these contributions, a [rollback] link is shown for users with roll-
 355          * back privileges. The rollback link restores the most recent version that
 356          * was not written by the target user.
 357          *
 358          * @todo This would probably look a lot nicer in a table.
 359          */
 360         function formatRow( $row ) {
 361                 wfProfileIn( __METHOD__ );
 362
 363                 global $wgLang, $wgUser, $wgContLang;
 364
 365                 $sk = $this->getSkin();
 366                 $rev = new Revision( $row );
 367
 368                 $page = Title::makeTitle( $row->page_namespace, $row->page_title );
 369                 $link = $sk->makeKnownLinkObj( $page );
 370                 $difftext = $topmarktext = '';
 371                 if( $row->rev_id == $row->page_latest ) {
 372                         $topmarktext .= '<strong>' . $this->messages['uctop'] . '</strong>';
 373                         if( !$row->page_is_new ) {
 374                                 $difftext .= '(' . $sk->makeKnownLinkObj( $page, $this->messages['diff'], 'diff=0' ) . ')';
 375                         } else {
 376                                 $difftext .= $this->messages['newarticle'];
 377                         }
 378
 379                         if( !$page->getUserPermissionsErrors( 'rollback', $wgUser )
 380                         &&  !$page->getUserPermissionsErrors( 'edit', $wgUser ) ) {
 381                                 $topmarktext .= ' '.$sk->generateRollback( $rev );
 382                         }
 383
 384                 }
 385                 # Is there a visible previous revision?
 386                 if( $rev->userCan(Revision::DELETED_TEXT) ) {
 387                         $difftext = '(' . $sk->makeKnownLinkObj( $page, $this->messages['diff'], 'diff=prev&oldid='.$row->rev_id ) . ')';
 388                 } else {
 389                         $difftext = '(' . $this->messages['diff'] . ')';
 390                 }
 391                 $histlink='('.$sk->makeKnownLinkObj( $page, $this->messages['hist'], 'action=history' ) . ')';
 392
 393                 $comment = $wgContLang->getDirMark() . $sk->revComment( $rev, false, true );
 394                 $d = $wgLang->timeanddate( wfTimestamp( TS_MW, $row->rev_timestamp ), true );
 395
 396                 if( $this->target == 'newbies' ) {
 397                         $userlink = ' . . ' . $sk->userLink( $row->rev_user, $row->rev_user_text );
 398                         $userlink .= ' (' . $sk->userTalkLink( $row->rev_user, $row->rev_user_text ) . ') ';
 399                 } else {
 400                         $userlink = '';
 401                 }
 402
 403                 if( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
 404                         $d = '<span class="history-deleted">' . $d . '</span>';
 405                 }
 406
 407                 if( $rev->getParentId() === 0 ) {
 408                         $nflag = '<span class="newpage">' . $this->messages['newpageletter'] . '</span>';
 409                 } else {
 410                         $nflag = '';
 411                 }
 412
 413                 if( $row->rev_minor_edit ) {
 414                         $mflag = '<span class="minor">' . $this->messages['minoreditletter'] . '</span> ';
 415                 } else {
 416                         $mflag = '';
 417                 }
 418
 419                 $ret = "{$d} {$histlink} {$difftext} {$nflag}{$mflag} {$link}{$userlink} {$comment} {$topmarktext}";
 420                 if( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
 421                         $ret .= ' ' . wfMsgHtml( 'deletedrev' );
 422                 }
 423                 // Let extensions add data
 424                 wfRunHooks( 'ContributionsLineEnding', array( &$this, &$ret, $row ) );
 425
 426                 $ret = "<li>$ret</li>\n";
 427                 wfProfileOut( __METHOD__ );
 428                 return $ret;
 429         }
 430
 431         /**
 432          * Get the Database object in use
 433          *
 434          * @return Database
 435          */
 436         public function getDatabase() {
 437                 return $this->mDb;
 438         }
 439
 440 }