includes/RecentChange.php

   1 <?php
   2
   3 /**
   4  * Utility class for creating new RC entries
   5  * mAttribs:
   6  *      rc_id           id of the row in the recentchanges table
   7  *      rc_timestamp    time the entry was made
   8  *      rc_cur_time     timestamp on the cur row
   9  *      rc_namespace    namespace #
  10  *      rc_title        non-prefixed db key
  11  *      rc_type         is new entry, used to determine whether updating is necessary
  12  *      rc_minor        is minor
  13  *      rc_cur_id       page_id of associated page entry
  14  *      rc_user         user id who made the entry
  15  *      rc_user_text    user name who made the entry
  16  *      rc_comment      edit summary
  17  *      rc_this_oldid   rev_id associated with this entry (or zero)
  18  *      rc_last_oldid   rev_id associated with the entry before this one (or zero)
  19  *      rc_bot          is bot, hidden
  20  *      rc_ip           IP address of the user in dotted quad notation
  21  *      rc_new          obsolete, use rc_type==RC_NEW
  22  *      rc_patrolled    boolean whether or not someone has marked this edit as patrolled
  23  *      rc_old_len      integer byte length of the text before the edit
  24  *      rc_new_len      the same after the edit
  25   *     rc_deleted              partial deletion
  26  *      rc_logid                the log_id value for this log entry (or zero)
  27  *  rc_log_type         the log type (or null)
  28  *      rc_log_action   the log action (or null)
  29  *  rc_params           log params
  30  *
  31  * mExtra:
  32  *      prefixedDBkey   prefixed db key, used by external app via msg queue
  33  *      lastTimestamp   timestamp of previous entry, used in WHERE clause during update
  34  *      lang            the interwiki prefix, automatically set in save()
  35  *  oldSize         text size before the change
  36  *  newSize         text size after the change
  37  *
  38  * temporary:           not stored in the database
  39  *      notificationtimestamp
  40  *      numberofWatchingusers
  41  *
  42  * @todo document functions and variables
  43  */
  44 class RecentChange
  45 {
  46         var $mAttribs = array(), $mExtra = array();
  47         var $mTitle = false, $mMovedToTitle = false;
  48         var $numberofWatchingusers = 0 ; # Dummy to prevent error message in SpecialRecentchangeslinked
  49
  50         # Factory methods
  51
  52         public static function newFromRow( $row )
  53         {
  54                 $rc = new RecentChange;
  55                 $rc->loadFromRow( $row );
  56                 return $rc;
  57         }
  58
  59         public static function newFromCurRow( $row )
  60         {
  61                 $rc = new RecentChange;
  62                 $rc->loadFromCurRow( $row );
  63                 $rc->notificationtimestamp = false;
  64                 $rc->numberofWatchingusers = false;
  65                 return $rc;
  66         }
  67
  68         /**
  69          * Obtain the recent change with a given rc_id value
  70          *
  71          * @param $rcid rc_id value to retrieve
  72          * @return RecentChange
  73          */
  74         public static function newFromId( $rcid ) {
  75                 $dbr = wfGetDB( DB_SLAVE );
  76                 $res = $dbr->select( 'recentchanges', '*', array( 'rc_id' => $rcid ), __METHOD__ );
  77                 if( $res && $dbr->numRows( $res ) > 0 ) {
  78                         $row = $dbr->fetchObject( $res );
  79                         $dbr->freeResult( $res );
  80                         return self::newFromRow( $row );
  81                 } else {
  82                         return NULL;
  83                 }
  84         }
  85
  86         /**
  87          * Find the first recent change matching some specific conditions
  88          *
  89          * @param array $conds Array of conditions
  90          * @param mixed $fname Override the method name in profiling/logs
  91          * @return RecentChange
  92          */
  93         public static function newFromConds( $conds, $fname = false ) {
  94                 if( $fname === false )
  95                         $fname = __METHOD__;
  96                 $dbr = wfGetDB( DB_SLAVE );
  97                 $res = $dbr->select(
  98                         'recentchanges',
  99                         '*',
 100                         $conds,
 101                         $fname
 102                 );
 103                 if( $res instanceof ResultWrapper && $res->numRows() > 0 ) {
 104                         $row = $res->fetchObject();
 105                         $res->free();
 106                         return self::newFromRow( $row );
 107                 }
 108                 return null;
 109         }
 110
 111         # Accessors
 112
 113         function setAttribs( $attribs )
 114         {
 115                 $this->mAttribs = $attribs;
 116         }
 117
 118         function setExtra( $extra )
 119         {
 120                 $this->mExtra = $extra;
 121         }
 122
 123         function &getTitle()
 124         {
 125                 if ( $this->mTitle === false ) {
 126                         $this->mTitle = Title::makeTitle( $this->mAttribs['rc_namespace'], $this->mAttribs['rc_title'] );
 127                 }
 128                 return $this->mTitle;
 129         }
 130
 131         function getMovedToTitle()
 132         {
 133                 if ( $this->mMovedToTitle === false ) {
 134                         $this->mMovedToTitle = Title::makeTitle( $this->mAttribs['rc_moved_to_ns'],
 135                                 $this->mAttribs['rc_moved_to_title'] );
 136                 }
 137                 return $this->mMovedToTitle;
 138         }
 139
 140         # Writes the data in this object to the database
 141         function save()
 142         {
 143                 global $wgLocalInterwiki, $wgPutIPinRC, $wgRC2UDPAddress,
 144                 $wgRC2UDPPort, $wgRC2UDPPrefix, $wgRC2UDPOmitBots;
 145                 $fname = 'RecentChange::save';
 146
 147                 $dbw = wfGetDB( DB_MASTER );
 148                 if ( !is_array($this->mExtra) ) {
 149                         $this->mExtra = array();
 150                 }
 151                 $this->mExtra['lang'] = $wgLocalInterwiki;
 152
 153                 if ( !$wgPutIPinRC ) {
 154                         $this->mAttribs['rc_ip'] = '';
 155                 }
 156
 157                 ## If our database is strict about IP addresses, use NULL instead of an empty string
 158                 if ( $dbw->strictIPs() and $this->mAttribs['rc_ip'] == '' ) {
 159                         unset( $this->mAttribs['rc_ip'] );
 160                 }
 161
 162                 # Fixup database timestamps
 163                 $this->mAttribs['rc_timestamp'] = $dbw->timestamp($this->mAttribs['rc_timestamp']);
 164                 $this->mAttribs['rc_cur_time'] = $dbw->timestamp($this->mAttribs['rc_cur_time']);
 165                 $this->mAttribs['rc_id'] = $dbw->nextSequenceValue( 'rc_rc_id_seq' );
 166
 167                 ## If we are using foreign keys, an entry of 0 for the page_id will fail, so use NULL
 168                 if ( $dbw->cascadingDeletes() and $this->mAttribs['rc_cur_id']==0 ) {
 169                         unset ( $this->mAttribs['rc_cur_id'] );
 170                 }
 171
 172                 # Insert new row
 173                 $dbw->insert( 'recentchanges', $this->mAttribs, $fname );
 174
 175                 # Set the ID
 176                 $this->mAttribs['rc_id'] = $dbw->insertId();
 177
 178                 # Update old rows, if necessary
 179                 if ( $this->mAttribs['rc_type'] == RC_EDIT ) {
 180                         $lastTime = $this->mExtra['lastTimestamp'];
 181                         #$now = $this->mAttribs['rc_timestamp'];
 182                         #$curId = $this->mAttribs['rc_cur_id'];
 183
 184                         # Don't bother looking for entries that have probably
 185                         # been purged, it just locks up the indexes needlessly.
 186                         global $wgRCMaxAge;
 187                         $age = time() - wfTimestamp( TS_UNIX, $lastTime );
 188                         if( $age < $wgRCMaxAge ) {
 189                                 # live hack, will commit once tested - kate
 190                                 # Update rc_this_oldid for the entries which were current
 191                                 #
 192                                 #$oldid = $this->mAttribs['rc_last_oldid'];
 193                                 #$ns = $this->mAttribs['rc_namespace'];
 194                                 #$title = $this->mAttribs['rc_title'];
 195                                 #
 196                                 #$dbw->update( 'recentchanges',
 197                                 #       array( /* SET */
 198                                 #               'rc_this_oldid' => $oldid
 199                                 #       ), array( /* WHERE */
 200                                 #               'rc_namespace' => $ns,
 201                                 #               'rc_title' => $title,
 202                                 #               'rc_timestamp' => $dbw->timestamp( $lastTime )
 203                                 #       ), $fname
 204                                 #);
 205                         }
 206
 207                         # Update rc_cur_time
 208                         #$dbw->update( 'recentchanges', array( 'rc_cur_time' => $now ),
 209                         #       array( 'rc_cur_id' => $curId ), $fname );
 210                 }
 211
 212                 # Notify external application via UDP
 213                 if ( $wgRC2UDPAddress && ( !$this->mAttribs['rc_bot'] || !$wgRC2UDPOmitBots ) ) {
 214                         $conn = socket_create( AF_INET, SOCK_DGRAM, SOL_UDP );
 215                         if ( $conn ) {
 216                                 $line = $wgRC2UDPPrefix . $this->getIRCLine();
 217                                 socket_sendto( $conn, $line, strlen($line), 0, $wgRC2UDPAddress, $wgRC2UDPPort );
 218                                 socket_close( $conn );
 219                         }
 220                 }
 221
 222                 # E-mail notifications
 223                 global $wgUseEnotif, $wgShowUpdatedMarker, $wgUser;
 224                 if( $wgUseEnotif || $wgShowUpdatedMarker ) {
 225                         // Users
 226                         if( $this->mAttribs['rc_user'] ) {
 227                                 $editor = ($wgUser->getId() == $this->mAttribs['rc_user']) ?
 228                                         $wgUser : User::newFromID( $this->mAttribs['rc_user'] );
 229                         // Anons
 230                         } else {
 231                                 $editor = ($wgUser->getName() == $this->mAttribs['rc_user_text']) ?
 232                                         $wgUser : User::newFromName( $this->mAttribs['rc_user_text'], false );
 233                         }
 234                         # FIXME: this would be better as an extension hook
 235                         $enotif = new EmailNotification();
 236                         $title = Title::makeTitle( $this->mAttribs['rc_namespace'], $this->mAttribs['rc_title'] );
 237                         $enotif->notifyOnPageChange( $editor, $title,
 238                                 $this->mAttribs['rc_timestamp'],
 239                                 $this->mAttribs['rc_comment'],
 240                                 $this->mAttribs['rc_minor'],
 241                                 $this->mAttribs['rc_last_oldid'] );
 242                 }
 243
 244                 # Notify extensions
 245                 wfRunHooks( 'RecentChange_save', array( &$this ) );
 246         }
 247
 248         /**
 249          * Mark a given change as patrolled
 250          *
 251          * @param mixed $change RecentChange or corresponding rc_id
 252          * @param bool $auto for automatic patrol
 253          * @return See doMarkPatrolled(), or null if $change is not an existing rc_id
 254          */
 255         public static function markPatrolled( $change, $auto = false ) {
 256                 $change = $change instanceof RecentChange
 257                         ? $change
 258                         : RecentChange::newFromId($change);
 259                 if( !$change instanceof RecentChange ) {
 260                         return null;
 261                 }
 262                 return $change->doMarkPatrolled( $auto );
 263         }
 264
 265         /**
 266          * Mark this RecentChange as patrolled
 267          *
 268          * NOTE: Can also return 'rcpatroldisabled', 'hookaborted' and 'markedaspatrollederror-noautopatrol' as errors
 269          * @param bool $auto for automatic patrol
 270          * @return array of permissions errors, see Title::getUserPermissionsErrors()
 271          */
 272         public function doMarkPatrolled( $auto = false ) {
 273                 global $wgUser, $wgUseRCPatrol, $wgUseNPPatrol;
 274                 $errors = array();
 275                 // If recentchanges patrol is disabled, only new pages
 276                 // can be patrolled
 277                 if ( !$wgUseRCPatrol
 278                         && ( !$wgUseNPPatrol || $this->getAttribute( 'rc_type' ) != RC_NEW ) )
 279                 {
 280                         $errors[] = array('rcpatroldisabled');
 281                 }
 282
 283                 // Automatic patrol needs "autopatrol", ordinary patrol needs "patrol"
 284                 $right = $auto ? 'autopatrol' : 'patrol';
 285                 $errors = array_merge( $errors, $this->getTitle()->getUserPermissionsErrors( $right, $wgUser ) );
 286                 if( !wfRunHooks('MarkPatrolled', array($this->getAttribute('rc_id'), &$wgUser, false)) )
 287                         $errors[] = array('hookaborted');
 288
 289                 // Users without the 'autopatrol' right can't patrol their
 290                 // own revisions
 291                 if( $wgUser->getName() == $this->getAttribute('rc_user_text') && !$wgUser->isAllowed('autopatrol') )
 292                         $errors[] = array('markedaspatrollederror-noautopatrol');
 293
 294                 if( $errors ) {
 295                         return $errors;
 296                 }
 297
 298                 // If the change was patrolled already, do nothing
 299                 if( $this->getAttribute('rc_patrolled') )
 300                         return array();
 301
 302                 // Actually set the 'patrolled' flag in RC
 303                 $this->reallyMarkPatrolled();
 304
 305                 // Log this patrol event
 306                 PatrolLog::record( $this, $auto );
 307                 wfRunHooks( 'MarkPatrolledComplete', array($this->getAttribute('rc_id'), &$wgUser, false) );
 308                 return array();
 309         }
 310
 311         /**
 312          * Mark this RecentChange patrolled, without error checking
 313          * @return int Number of affected rows
 314          */
 315         public function reallyMarkPatrolled() {
 316                 $dbw = wfGetDB( DB_MASTER );
 317                 $dbw->update(
 318                         'recentchanges',
 319                         array(
 320                                 'rc_patrolled' => 1
 321                         ),
 322                         array(
 323                                 'rc_id' => $this->getAttribute('rc_id')
 324                         ),
 325                         __METHOD__
 326                 );
 327                 return $dbw->affectedRows();
 328         }
 329
 330         # Makes an entry in the database corresponding to an edit
 331         public static function notifyEdit( $timestamp, &$title, $minor, &$user, $comment,
 332                 $oldId, $lastTimestamp, $bot, $ip = '', $oldSize = 0, $newSize = 0, $newId = 0)
 333         {
 334                 if ( !$ip ) {
 335                         $ip = wfGetIP();
 336                         if ( !$ip ) {
 337                                 $ip = '';
 338                         }
 339                 }
 340
 341                 $rc = new RecentChange;
 342                 $rc->mAttribs = array(
 343                         'rc_timestamp'  => $timestamp,
 344                         'rc_cur_time'   => $timestamp,
 345                         'rc_namespace'  => $title->getNamespace(),
 346                         'rc_title'      => $title->getDBkey(),
 347                         'rc_type'       => RC_EDIT,
 348                         'rc_minor'      => $minor ? 1 : 0,
 349                         'rc_cur_id'     => $title->getArticleID(),
 350                         'rc_user'       => $user->getId(),
 351                         'rc_user_text'  => $user->getName(),
 352                         'rc_comment'    => $comment,
 353                         'rc_this_oldid' => $newId,
 354                         'rc_last_oldid' => $oldId,
 355                         'rc_bot'        => $bot ? 1 : 0,
 356                         'rc_moved_to_ns'        => 0,
 357                         'rc_moved_to_title'     => '',
 358                         'rc_ip'         => $ip,
 359                         'rc_patrolled'  => 0,
 360                         'rc_new'        => 0,  # obsolete
 361                         'rc_old_len'    => $oldSize,
 362                         'rc_new_len'    => $newSize,
 363                         'rc_deleted'    => 0,
 364                         'rc_logid'              => 0,
 365                         'rc_log_type'   => null,
 366                         'rc_log_action' => '',
 367                         'rc_params'             => ''
 368                 );
 369
 370                 $rc->mExtra =  array(
 371                         'prefixedDBkey' => $title->getPrefixedDBkey(),
 372                         'lastTimestamp' => $lastTimestamp,
 373                         'oldSize'       => $oldSize,
 374                         'newSize'       => $newSize,
 375                 );
 376                 $rc->save();
 377                 return $rc;
 378         }
 379
 380         /**
 381          * Makes an entry in the database corresponding to page creation
 382          * Note: the title object must be loaded with the new id using resetArticleID()
 383          * @todo Document parameters and return
 384          */
 385         public static function notifyNew( $timestamp, &$title, $minor, &$user, $comment, $bot,
 386           $ip='', $size = 0, $newId = 0 )
 387         {
 388                 if ( !$ip ) {
 389                         $ip = wfGetIP();
 390                         if ( !$ip ) {
 391                                 $ip = '';
 392                         }
 393                 }
 394
 395                 $rc = new RecentChange;
 396                 $rc->mAttribs = array(
 397                         'rc_timestamp'      => $timestamp,
 398                         'rc_cur_time'       => $timestamp,
 399                         'rc_namespace'      => $title->getNamespace(),
 400                         'rc_title'          => $title->getDBkey(),
 401                         'rc_type'           => RC_NEW,
 402                         'rc_minor'          => $minor ? 1 : 0,
 403                         'rc_cur_id'         => $title->getArticleID(),
 404                         'rc_user'           => $user->getId(),
 405                         'rc_user_text'      => $user->getName(),
 406                         'rc_comment'        => $comment,
 407                         'rc_this_oldid'     => $newId,
 408                         'rc_last_oldid'     => 0,
 409                         'rc_bot'            => $bot ? 1 : 0,
 410                         'rc_moved_to_ns'    => 0,
 411                         'rc_moved_to_title' => '',
 412                         'rc_ip'             => $ip,
 413                         'rc_patrolled'      => 0,
 414                         'rc_new'                => 1, # obsolete
 415                         'rc_old_len'        => 0,
 416                         'rc_new_len'        => $size,
 417                         'rc_deleted'            => 0,
 418                         'rc_logid'                      => 0,
 419                         'rc_log_type'           => null,
 420                         'rc_log_action'         => '',
 421                         'rc_params'                     => ''
 422                 );
 423
 424                 $rc->mExtra =  array(
 425                         'prefixedDBkey' => $title->getPrefixedDBkey(),
 426                         'lastTimestamp' => 0,
 427                         'oldSize' => 0,
 428                         'newSize' => $size
 429                 );
 430                 $rc->save();
 431                 return $rc;
 432         }
 433
 434         # Makes an entry in the database corresponding to a rename
 435         public static function notifyMove( $timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip='', $overRedir = false )
 436         {
 437                 global $wgRequest;
 438
 439                 if ( !$ip ) {
 440                         $ip = wfGetIP();
 441                         if ( !$ip ) {
 442                                 $ip = '';
 443                         }
 444                 }
 445
 446                 $rc = new RecentChange;
 447                 $rc->mAttribs = array(
 448                         'rc_timestamp'  => $timestamp,
 449                         'rc_cur_time'   => $timestamp,
 450                         'rc_namespace'  => $oldTitle->getNamespace(),
 451                         'rc_title'      => $oldTitle->getDBkey(),
 452                         'rc_type'       => $overRedir ? RC_MOVE_OVER_REDIRECT : RC_MOVE,
 453                         'rc_minor'      => 0,
 454                         'rc_cur_id'     => $oldTitle->getArticleID(),
 455                         'rc_user'       => $user->getId(),
 456                         'rc_user_text'  => $user->getName(),
 457                         'rc_comment'    => $comment,
 458                         'rc_this_oldid' => 0,
 459                         'rc_last_oldid' => 0,
 460                         'rc_bot'        => $user->isAllowed( 'bot' ) ? $wgRequest->getBool( 'bot' , true ) : 0,
 461                         'rc_moved_to_ns'        => $newTitle->getNamespace(),
 462                         'rc_moved_to_title'     => $newTitle->getDBkey(),
 463                         'rc_ip'         => $ip,
 464                         'rc_new'        => 0, # obsolete
 465                         'rc_patrolled'  => 1,
 466                         'rc_old_len'    => NULL,
 467                         'rc_new_len'    => NULL,
 468                         'rc_deleted'    => 0,
 469                         'rc_logid'              => 0, # notifyMove not used anymore
 470                         'rc_log_type'   => null,
 471                         'rc_log_action' => '',
 472                         'rc_params'             => ''
 473                 );
 474
 475                 $rc->mExtra = array(
 476                         'prefixedDBkey' => $oldTitle->getPrefixedDBkey(),
 477                         'lastTimestamp' => 0,
 478                         'prefixedMoveTo'        => $newTitle->getPrefixedDBkey()
 479                 );
 480                 $rc->save();
 481         }
 482
 483         public static function notifyMoveToNew( $timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip='' ) {
 484                 RecentChange::notifyMove( $timestamp, $oldTitle, $newTitle, $user, $comment, $ip, false );
 485         }
 486
 487         public static function notifyMoveOverRedirect( $timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip='' ) {
 488                 RecentChange::notifyMove( $timestamp, $oldTitle, $newTitle, $user, $comment, $ip, true );
 489         }
 490
 491         public static function notifyLog( $timestamp, &$title, &$user, $actionComment, $ip='',
 492            $type, $action, $target, $logComment, $params, $newId=0 )
 493         {
 494                 global $wgRequest;
 495
 496                 if ( !$ip ) {
 497                         $ip = wfGetIP();
 498                         if ( !$ip ) {
 499                                 $ip = '';
 500                         }
 501                 }
 502
 503                 $rc = new RecentChange;
 504                 $rc->mAttribs = array(
 505                         'rc_timestamp'  => $timestamp,
 506                         'rc_cur_time'   => $timestamp,
 507                         'rc_namespace'  => $target->getNamespace(),
 508                         'rc_title'      => $target->getDBkey(),
 509                         'rc_type'       => RC_LOG,
 510                         'rc_minor'      => 0,
 511                         'rc_cur_id'     => $target->getArticleID(),
 512                         'rc_user'       => $user->getId(),
 513                         'rc_user_text'  => $user->getName(),
 514                         'rc_comment'    => $logComment,
 515                         'rc_this_oldid' => 0,
 516                         'rc_last_oldid' => 0,
 517                         'rc_bot'        => $user->isAllowed( 'bot' ) ? $wgRequest->getBool( 'bot' , true ) : 0,
 518                         'rc_moved_to_ns'        => 0,
 519                         'rc_moved_to_title'     => '',
 520                         'rc_ip' => $ip,
 521                         'rc_patrolled' => 1,
 522                         'rc_new'        => 0, # obsolete
 523                         'rc_old_len'    => NULL,
 524                         'rc_new_len'    => NULL,
 525                         'rc_deleted'    => 0,
 526                         'rc_logid'              => $newId,
 527                         'rc_log_type'   => $type,
 528                         'rc_log_action' => $action,
 529                         'rc_params'             => $params
 530                 );
 531                 $rc->mExtra =  array(
 532                         'prefixedDBkey' => $title->getPrefixedDBkey(),
 533                         'lastTimestamp' => 0,
 534                         'actionComment' => $actionComment, // the comment appended to the action, passed from LogPage
 535                 );
 536                 $rc->save();
 537         }
 538
 539         # Initialises the members of this object from a mysql row object
 540         function loadFromRow( $row )
 541         {
 542                 $this->mAttribs = get_object_vars( $row );
 543                 $this->mAttribs["rc_timestamp"] = wfTimestamp(TS_MW, $this->mAttribs["rc_timestamp"]);
 544                 $this->mExtra = array();
 545         }
 546
 547         # Makes a pseudo-RC entry from a cur row
 548         function loadFromCurRow( $row )
 549         {
 550                 $this->mAttribs = array(
 551                         'rc_timestamp' => wfTimestamp(TS_MW, $row->rev_timestamp),
 552                         'rc_cur_time' => $row->rev_timestamp,
 553                         'rc_user' => $row->rev_user,
 554                         'rc_user_text' => $row->rev_user_text,
 555                         'rc_namespace' => $row->page_namespace,
 556                         'rc_title' => $row->page_title,
 557                         'rc_comment' => $row->rev_comment,
 558                         'rc_minor' => $row->rev_minor_edit ? 1 : 0,
 559                         'rc_type' => $row->page_is_new ? RC_NEW : RC_EDIT,
 560                         'rc_cur_id' => $row->page_id,
 561                         'rc_this_oldid' => $row->rev_id,
 562                         'rc_last_oldid' => isset($row->rc_last_oldid) ? $row->rc_last_oldid : 0,
 563                         'rc_bot'        => 0,
 564                         'rc_moved_to_ns'        => 0,
 565                         'rc_moved_to_title'     => '',
 566                         'rc_ip' => '',
 567                         'rc_id' => $row->rc_id,
 568                         'rc_patrolled' => $row->rc_patrolled,
 569                         'rc_new' => $row->page_is_new, # obsolete
 570                         'rc_old_len' => $row->rc_old_len,
 571                         'rc_new_len' => $row->rc_new_len,
 572                         'rc_params' => isset($row->rc_params) ? $row->rc_params : '',
 573                         'rc_log_type' => isset($row->rc_log_type) ? $row->rc_log_type : null,
 574                         'rc_log_action' => isset($row->rc_log_action) ? $row->rc_log_action : null,
 575                         'rc_log_id' => isset($row->rc_log_id) ? $row->rc_log_id: 0,
 576                         // this one REALLY should be set...
 577                         'rc_deleted' => isset($row->rc_deleted) ? $row->rc_deleted: 0,
 578                 );
 579
 580                 $this->mExtra = array();
 581         }
 582
 583         /**
 584          * Get an attribute value
 585          *
 586          * @param $name Attribute name
 587          * @return mixed
 588          */
 589         public function getAttribute( $name ) {
 590                 return isset( $this->mAttribs[$name] ) ? $this->mAttribs[$name] : NULL;
 591         }
 592
 593         /**
 594          * Gets the end part of the diff URL associated with this object
 595          * Blank if no diff link should be displayed
 596          */
 597         function diffLinkTrail( $forceCur )
 598         {
 599                 if ( $this->mAttribs['rc_type'] == RC_EDIT ) {
 600                         $trail = "curid=" . (int)($this->mAttribs['rc_cur_id']) .
 601                                 "&oldid=" . (int)($this->mAttribs['rc_last_oldid']);
 602                         if ( $forceCur ) {
 603                                 $trail .= '&diff=0' ;
 604                         } else {
 605                                 $trail .= '&diff=' . (int)($this->mAttribs['rc_this_oldid']);
 606                         }
 607                 } else {
 608                         $trail = '';
 609                 }
 610                 return $trail;
 611         }
 612
 613         function cleanupForIRC( $text ) {
 614                 return str_replace(array("\n", "\r"), array("", ""), $text);
 615         }
 616
 617         function getIRCLine() {
 618                 global $wgUseRCPatrol;
 619
 620                 // FIXME: Would be good to replace these 2 extract() calls with something more explicit
 621                 // e.g. list ($rc_type, $rc_id) = array_values ($this->mAttribs); [or something like that]
 622                 extract($this->mAttribs);
 623                 extract($this->mExtra);
 624
 625                 if ( $rc_type == RC_LOG ) {
 626                         $titleObj = Title::newFromText( "Log/$rc_log_type", NS_SPECIAL );
 627                 } else {
 628                         $titleObj =& $this->getTitle();
 629                 }
 630                 $title = $titleObj->getPrefixedText();
 631                 $title = $this->cleanupForIRC( $title );
 632
 633                 // FIXME: *HACK* these should be getFullURL(), hacked for SSL madness --brion 2005-12-26
 634                 if ( $rc_type == RC_LOG ) {
 635                         $url = '';
 636                 } elseif ( $rc_new && $wgUseRCPatrol ) {
 637                         $url = $titleObj->getInternalURL("rcid=$rc_id");
 638                 } else if ( $rc_new ) {
 639                         $url = $titleObj->getInternalURL();
 640                 } else if ( $wgUseRCPatrol ) {
 641                         $url = $titleObj->getInternalURL("diff=$rc_this_oldid&oldid=$rc_last_oldid&rcid=$rc_id");
 642                 } else {
 643                         $url = $titleObj->getInternalURL("diff=$rc_this_oldid&oldid=$rc_last_oldid");
 644                 }
 645
 646                 if ( isset( $oldSize ) && isset( $newSize ) ) {
 647                         $szdiff = $newSize - $oldSize;
 648                         if ($szdiff < -500) {
 649                                 $szdiff = "\002$szdiff\002";
 650                         } elseif ($szdiff >= 0) {
 651                                 $szdiff = '+' . $szdiff ;
 652                         }
 653                         $szdiff = '(' . $szdiff . ')' ;
 654                 } else {
 655                         $szdiff = '';
 656                 }
 657
 658                 $user = $this->cleanupForIRC( $rc_user_text );
 659
 660                 if ( $rc_type == RC_LOG ) {
 661                         $logTargetText = $this->getTitle()->getPrefixedText();
 662                         $comment = $this->cleanupForIRC( str_replace($logTargetText,"\00302$logTargetText\00310",$actionComment) );
 663                         $flag = $rc_log_action;
 664                 } else {
 665                         $comment = $this->cleanupForIRC( $rc_comment );
 666                         $flag = ($rc_new ? "N" : "") . ($rc_minor ? "M" : "") . ($rc_bot ? "B" : "");
 667                 }
 668                 # see http://www.irssi.org/documentation/formats for some colour codes. prefix is \003,
 669                 # no colour (\003) switches back to the term default
 670                 $fullString = "\00314[[\00307$title\00314]]\0034 $flag\00310 " .
 671                               "\00302$url\003 \0035*\003 \00303$user\003 \0035*\003 $szdiff \00310$comment\003\n";
 672                 return $fullString;
 673         }
 674
 675         /**
 676          * Returns the change size (HTML).
 677          * The lengths can be given optionally.
 678          */
 679         function getCharacterDifference( $old = 0, $new = 0 ) {
 680                 global $wgRCChangedSizeThreshold, $wgLang;
 681
 682                 if( $old === 0 ) {
 683                         $old = $this->mAttribs['rc_old_len'];
 684                 }
 685                 if( $new === 0 ) {
 686                         $new = $this->mAttribs['rc_new_len'];
 687                 }
 688
 689                 if( $old === NULL || $new === NULL ) {
 690                         return '';
 691                 }
 692
 693                 $szdiff = $new - $old;
 694                 $formatedSize = wfMsgExt( 'rc-change-size', array( 'parsemag', 'escape'),
 695                         $wgLang->formatNum($szdiff) );
 696
 697                 if( $szdiff < $wgRCChangedSizeThreshold ) {
 698                         return '<strong class=\'mw-plusminus-neg\'>(' . $formatedSize . ')</strong>';
 699                 } elseif( $szdiff === 0 ) {
 700                         return '<span class=\'mw-plusminus-null\'>(' . $formatedSize . ')</span>';
 701                 } elseif( $szdiff > 0 ) {
 702                         return '<span class=\'mw-plusminus-pos\'>(+' . $formatedSize . ')</span>';
 703                 } else {
 704                         return '<span class=\'mw-plusminus-neg\'>(' . $formatedSize . ')</span>';
 705                 }
 706         }
 707 }