includes/RecentChange.php

   1 <?php
   2
   3 /**
   4  * Utility class for creating new RC entries
   5  *
   6  * mAttribs:
   7  *  rc_id           id of the row in the recentchanges table
   8  *  rc_timestamp    time the entry was made
   9  *  rc_cur_time     timestamp on the cur row
  10  *  rc_namespace    namespace #
  11  *  rc_title        non-prefixed db key
  12  *  rc_type         is new entry, used to determine whether updating is necessary
  13  *  rc_minor        is minor
  14  *  rc_cur_id       page_id of associated page entry
  15  *  rc_user         user id who made the entry
  16  *  rc_user_text    user name who made the entry
  17  *  rc_comment      edit summary
  18  *  rc_this_oldid   rev_id associated with this entry (or zero)
  19  *  rc_last_oldid   rev_id associated with the entry before this one (or zero)
  20  *  rc_bot          is bot, hidden
  21  *  rc_ip           IP address of the user in dotted quad notation
  22  *  rc_new          obsolete, use rc_type==RC_NEW
  23  *  rc_patrolled    boolean whether or not someone has marked this edit as patrolled
  24  *  rc_old_len      integer byte length of the text before the edit
  25  *  rc_new_len      the same after the edit
  26  *  rc_deleted      partial deletion
  27  *  rc_logid        the log_id value for this log entry (or zero)
  28  *  rc_log_type     the log type (or null)
  29  *  rc_log_action   the log action (or null)
  30  *  rc_params       log params
  31  *
  32  * mExtra:
  33  *  prefixedDBkey   prefixed db key, used by external app via msg queue
  34  *  lastTimestamp   timestamp of previous entry, used in WHERE clause during update
  35  *  lang            the interwiki prefix, automatically set in save()
  36  *  oldSize         text size before the change
  37  *  newSize         text size after the change
  38  *
  39  * temporary:       not stored in the database
  40  *      notificationtimestamp
  41  *      numberofWatchingusers
  42  *
  43  * @todo document functions and variables
  44  */
  45 class RecentChange {
  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                 $rc = new RecentChange;
  54                 $rc->loadFromRow( $row );
  55                 return $rc;
  56         }
  57
  58         public static function newFromCurRow( $row ) {
  59                 $rc = new RecentChange;
  60                 $rc->loadFromCurRow( $row );
  61                 $rc->notificationtimestamp = false;
  62                 $rc->numberofWatchingusers = false;
  63                 return $rc;
  64         }
  65
  66         /**
  67          * Obtain the recent change with a given rc_id value
  68          *
  69          * @param $rcid rc_id value to retrieve
  70          * @return RecentChange
  71          */
  72         public static function newFromId( $rcid ) {
  73                 $dbr = wfGetDB( DB_SLAVE );
  74                 $res = $dbr->select( 'recentchanges', '*', array( 'rc_id' => $rcid ), __METHOD__ );
  75                 if( $res && $dbr->numRows( $res ) > 0 ) {
  76                         $row = $dbr->fetchObject( $res );
  77                         return self::newFromRow( $row );
  78                 } else {
  79                         return null;
  80                 }
  81         }
  82
  83         /**
  84          * Find the first recent change matching some specific conditions
  85          *
  86          * @param $conds Array of conditions
  87          * @param $fname Mixed: override the method name in profiling/logs
  88          * @return RecentChange
  89          */
  90         public static function newFromConds( $conds, $fname = false ) {
  91                 if( $fname === false )
  92                         $fname = __METHOD__;
  93                 $dbr = wfGetDB( DB_SLAVE );
  94                 $res = $dbr->select(
  95                         'recentchanges',
  96                         '*',
  97                         $conds,
  98                         $fname
  99                 );
 100                 if( $res instanceof ResultWrapper && $res->numRows() > 0 ) {
 101                         $row = $res->fetchObject();
 102                         $res->free();
 103                         return self::newFromRow( $row );
 104                 }
 105                 return null;
 106         }
 107
 108         # Accessors
 109
 110         public function setAttribs( $attribs ) {
 111                 $this->mAttribs = $attribs;
 112         }
 113
 114         public function setExtra( $extra ) {
 115                 $this->mExtra = $extra;
 116         }
 117
 118         /**
 119          *
 120          * @return Title
 121          */
 122         public function &getTitle() {
 123                 if( $this->mTitle === false ) {
 124                         $this->mTitle = Title::makeTitle( $this->mAttribs['rc_namespace'], $this->mAttribs['rc_title'] );
 125                         # Make sure the correct page ID is process cached
 126                         $this->mTitle->resetArticleID( $this->mAttribs['rc_cur_id'] );
 127                 }
 128                 return $this->mTitle;
 129         }
 130
 131         public function getMovedToTitle() {
 132                 if( $this->mMovedToTitle === false ) {
 133                         $this->mMovedToTitle = Title::makeTitle( $this->mAttribs['rc_moved_to_ns'],
 134                                 $this->mAttribs['rc_moved_to_title'] );
 135                 }
 136                 return $this->mMovedToTitle;
 137         }
 138
 139         # Writes the data in this object to the database
 140         public function save() {
 141                 global $wgLocalInterwiki, $wgPutIPinRC, $wgRC2UDPAddress, $wgRC2UDPOmitBots;
 142                 $fname = 'RecentChange::save';
 143
 144                 $dbw = wfGetDB( DB_MASTER );
 145                 if( !is_array($this->mExtra) ) {
 146                         $this->mExtra = array();
 147                 }
 148                 $this->mExtra['lang'] = $wgLocalInterwiki;
 149
 150                 if( !$wgPutIPinRC ) {
 151                         $this->mAttribs['rc_ip'] = '';
 152                 }
 153
 154                 # If our database is strict about IP addresses, use NULL instead of an empty string
 155                 if( $dbw->strictIPs() and $this->mAttribs['rc_ip'] == '' ) {
 156                         unset( $this->mAttribs['rc_ip'] );
 157                 }
 158
 159                 # Fixup database timestamps
 160                 $this->mAttribs['rc_timestamp'] = $dbw->timestamp($this->mAttribs['rc_timestamp']);
 161                 $this->mAttribs['rc_cur_time'] = $dbw->timestamp($this->mAttribs['rc_cur_time']);
 162                 $this->mAttribs['rc_id'] = $dbw->nextSequenceValue( 'recentchanges_rc_id_seq' );
 163
 164                 ## If we are using foreign keys, an entry of 0 for the page_id will fail, so use NULL
 165                 if( $dbw->cascadingDeletes() and $this->mAttribs['rc_cur_id']==0 ) {
 166                         unset( $this->mAttribs['rc_cur_id'] );
 167                 }
 168
 169                 # Insert new row
 170                 $dbw->insert( 'recentchanges', $this->mAttribs, $fname );
 171
 172                 # Set the ID
 173                 $this->mAttribs['rc_id'] = $dbw->insertId();
 174
 175                 # Notify extensions
 176                 wfRunHooks( 'RecentChange_save', array( &$this ) );
 177
 178                 # Notify external application via UDP
 179                 if( $wgRC2UDPAddress && ( !$this->mAttribs['rc_bot'] || !$wgRC2UDPOmitBots ) ) {
 180                         self::sendToUDP( $this->getIRCLine() );
 181                 }
 182
 183                 # E-mail notifications
 184                 global $wgUseEnotif, $wgShowUpdatedMarker, $wgUser;
 185                 if( $wgUseEnotif || $wgShowUpdatedMarker ) {
 186                         // Users
 187                         if( $this->mAttribs['rc_user'] ) {
 188                                 $editor = ($wgUser->getId() == $this->mAttribs['rc_user']) ?
 189                                         $wgUser : User::newFromID( $this->mAttribs['rc_user'] );
 190                         // Anons
 191                         } else {
 192                                 $editor = ($wgUser->getName() == $this->mAttribs['rc_user_text']) ?
 193                                         $wgUser : User::newFromName( $this->mAttribs['rc_user_text'], false );
 194                         }
 195                         # FIXME: this would be better as an extension hook
 196                         $enotif = new EmailNotification();
 197                         $title = Title::makeTitle( $this->mAttribs['rc_namespace'], $this->mAttribs['rc_title'] );
 198                         $enotif->notifyOnPageChange( $editor, $title,
 199                                 $this->mAttribs['rc_timestamp'],
 200                                 $this->mAttribs['rc_comment'],
 201                                 $this->mAttribs['rc_minor'],
 202                                 $this->mAttribs['rc_last_oldid'] );
 203                 }
 204         }
 205
 206         public function notifyRC2UDP() {
 207                 global $wgRC2UDPAddress, $wgRC2UDPOmitBots;
 208                 # Notify external application via UDP
 209                 if( $wgRC2UDPAddress && ( !$this->mAttribs['rc_bot'] || !$wgRC2UDPOmitBots ) ) {
 210                         self::sendToUDP( $this->getIRCLine() );
 211                 }
 212         }
 213
 214         /**
 215          * Send some text to UDP.
 216          * @see RecentChange::cleanupForIRC
 217          * @param $line String: text to send
 218          * @param $address String: defaults to $wgRC2UDPAddress.
 219          * @param $prefix String: defaults to $wgRC2UDPPrefix.
 220          * @param $port Int: defaults to $wgRC2UDPPort. (Since 1.17)
 221          * @return Boolean: success
 222          */
 223         public static function sendToUDP( $line, $address = '', $prefix = '', $port = '' ) {
 224                 global $wgRC2UDPAddress, $wgRC2UDPPrefix, $wgRC2UDPPort;
 225                 # Assume default for standard RC case
 226                 $address = $address ? $address : $wgRC2UDPAddress;
 227                 $prefix = $prefix ? $prefix : $wgRC2UDPPrefix;
 228                 $port = $port ? $port : $wgRC2UDPPort;
 229                 # Notify external application via UDP
 230                 if( $address ) {
 231                         $conn = socket_create( AF_INET, SOCK_DGRAM, SOL_UDP );
 232                         if( $conn ) {
 233                                 $line = $prefix . $line;
 234                                 wfDebug( __METHOD__ . ": sending UDP line: $line\n" );
 235                                 socket_sendto( $conn, $line, strlen($line), 0, $address, $port );
 236                                 socket_close( $conn );
 237                                 return true;
 238                         } else {
 239                                 wfDebug( __METHOD__ . ": failed to create UDP socket\n" );
 240                         }
 241                 }
 242                 return false;
 243         }
 244
 245         /**
 246          * Remove newlines, carriage returns and decode html entites
 247          * @param $text String
 248          * @return String
 249          */
 250         public static function cleanupForIRC( $text ) {
 251                 return Sanitizer::decodeCharReferences( str_replace( array( "\n", "\r" ), array( "", "" ), $text ) );
 252         }
 253
 254         /**
 255          * Mark a given change as patrolled
 256          *
 257          * @param $change Mixed: RecentChange or corresponding rc_id
 258          * @param $auto Boolean: for automatic patrol
 259          * @return Array See doMarkPatrolled(), or null if $change is not an existing rc_id
 260          */
 261         public static function markPatrolled( $change, $auto = false ) {
 262                 $change = $change instanceof RecentChange
 263                         ? $change
 264                         : RecentChange::newFromId($change);
 265                 if( !$change instanceof RecentChange ) {
 266                         return null;
 267                 }
 268                 return $change->doMarkPatrolled( $auto );
 269         }
 270
 271         /**
 272          * Mark this RecentChange as patrolled
 273          *
 274          * NOTE: Can also return 'rcpatroldisabled', 'hookaborted' and 'markedaspatrollederror-noautopatrol' as errors
 275          * @param $auto Boolean: for automatic patrol
 276          * @return array of permissions errors, see Title::getUserPermissionsErrors()
 277          */
 278         public function doMarkPatrolled( $auto = false ) {
 279                 global $wgUser, $wgUseRCPatrol, $wgUseNPPatrol;
 280                 $errors = array();
 281                 // If recentchanges patrol is disabled, only new pages
 282                 // can be patrolled
 283                 if( !$wgUseRCPatrol && ( !$wgUseNPPatrol || $this->getAttribute('rc_type') != RC_NEW ) ) {
 284                         $errors[] = array('rcpatroldisabled');
 285                 }
 286                 // Automatic patrol needs "autopatrol", ordinary patrol needs "patrol"
 287                 $right = $auto ? 'autopatrol' : 'patrol';
 288                 $errors = array_merge( $errors, $this->getTitle()->getUserPermissionsErrors( $right, $wgUser ) );
 289                 if( !wfRunHooks('MarkPatrolled', array($this->getAttribute('rc_id'), &$wgUser, false)) ) {
 290                         $errors[] = array('hookaborted');
 291                 }
 292                 // Users without the 'autopatrol' right can't patrol their
 293                 // own revisions
 294                 if( $wgUser->getName() == $this->getAttribute('rc_user_text') && !$wgUser->isAllowed('autopatrol') ) {
 295                         $errors[] = array('markedaspatrollederror-noautopatrol');
 296                 }
 297                 if( $errors ) {
 298                         return $errors;
 299                 }
 300                 // If the change was patrolled already, do nothing
 301                 if( $this->getAttribute('rc_patrolled') ) {
 302                         return array();
 303                 }
 304                 // Actually set the 'patrolled' flag in RC
 305                 $this->reallyMarkPatrolled();
 306                 // Log this patrol event
 307                 PatrolLog::record( $this, $auto );
 308                 wfRunHooks( 'MarkPatrolledComplete', array($this->getAttribute('rc_id'), &$wgUser, false) );
 309                 return array();
 310         }
 311
 312         /**
 313          * Mark this RecentChange patrolled, without error checking
 314          * @return Integer: number of affected rows
 315          */
 316         public function reallyMarkPatrolled() {
 317                 $dbw = wfGetDB( DB_MASTER );
 318                 $dbw->update(
 319                         'recentchanges',
 320                         array(
 321                                 'rc_patrolled' => 1
 322                         ),
 323                         array(
 324                                 'rc_id' => $this->getAttribute('rc_id')
 325                         ),
 326                         __METHOD__
 327                 );
 328                 return $dbw->affectedRows();
 329         }
 330
 331         # Makes an entry in the database corresponding to an edit
 332         public static function notifyEdit( $timestamp, &$title, $minor, &$user, $comment, $oldId,
 333                 $lastTimestamp, $bot, $ip='', $oldSize=0, $newSize=0, $newId=0, $patrol=0 )
 334         {
 335                 if( !$ip ) {
 336                         $ip = wfGetIP();
 337                         if( !$ip ) $ip = '';
 338                 }
 339
 340                 $rc = new RecentChange;
 341                 $rc->mAttribs = array(
 342                         'rc_timestamp'  => $timestamp,
 343                         'rc_cur_time'   => $timestamp,
 344                         'rc_namespace'  => $title->getNamespace(),
 345                         'rc_title'      => $title->getDBkey(),
 346                         'rc_type'       => RC_EDIT,
 347                         'rc_minor'      => $minor ? 1 : 0,
 348                         'rc_cur_id'     => $title->getArticleID(),
 349                         'rc_user'       => $user->getId(),
 350                         'rc_user_text'  => $user->getName(),
 351                         'rc_comment'    => $comment,
 352                         'rc_this_oldid' => $newId,
 353                         'rc_last_oldid' => $oldId,
 354                         'rc_bot'        => $bot ? 1 : 0,
 355                         'rc_moved_to_ns' => 0,
 356                         'rc_moved_to_title' => '',
 357                         'rc_ip'         => $ip,
 358                         'rc_patrolled'  => intval($patrol),
 359                         'rc_new'        => 0,  # obsolete
 360                         'rc_old_len'    => $oldSize,
 361                         'rc_new_len'    => $newSize,
 362                         'rc_deleted'    => 0,
 363                         'rc_logid'      => 0,
 364                         'rc_log_type'   => null,
 365                         'rc_log_action' => '',
 366                         'rc_params'     => ''
 367                 );
 368
 369                 $rc->mExtra =  array(
 370                         'prefixedDBkey' => $title->getPrefixedDBkey(),
 371                         'lastTimestamp' => $lastTimestamp,
 372                         'oldSize'       => $oldSize,
 373                         'newSize'       => $newSize,
 374                 );
 375                 $rc->save();
 376                 return $rc;
 377         }
 378
 379         /**
 380          * Makes an entry in the database corresponding to page creation
 381          * Note: the title object must be loaded with the new id using resetArticleID()
 382          * @todo Document parameters and return
 383          */
 384         public static function notifyNew( $timestamp, &$title, $minor, &$user, $comment, $bot,
 385                 $ip='', $size=0, $newId=0, $patrol=0 )
 386         {
 387                 if( !$ip ) {
 388                         $ip = wfGetIP();
 389                         if( !$ip ) $ip = '';
 390                 }
 391
 392                 $rc = new RecentChange;
 393                 $rc->mAttribs = array(
 394                         'rc_timestamp'      => $timestamp,
 395                         'rc_cur_time'       => $timestamp,
 396                         'rc_namespace'      => $title->getNamespace(),
 397                         'rc_title'          => $title->getDBkey(),
 398                         'rc_type'           => RC_NEW,
 399                         'rc_minor'          => $minor ? 1 : 0,
 400                         'rc_cur_id'         => $title->getArticleID(),
 401                         'rc_user'           => $user->getId(),
 402                         'rc_user_text'      => $user->getName(),
 403                         'rc_comment'        => $comment,
 404                         'rc_this_oldid'     => $newId,
 405                         'rc_last_oldid'     => 0,
 406                         'rc_bot'            => $bot ? 1 : 0,
 407                         'rc_moved_to_ns'    => 0,
 408                         'rc_moved_to_title' => '',
 409                         'rc_ip'             => $ip,
 410                         'rc_patrolled'      => intval($patrol),
 411                         'rc_new'            => 1, # obsolete
 412                         'rc_old_len'        => 0,
 413                         'rc_new_len'        => $size,
 414                         'rc_deleted'        => 0,
 415                         'rc_logid'          => 0,
 416                         'rc_log_type'       => null,
 417                         'rc_log_action'     => '',
 418                         'rc_params'         => ''
 419                 );
 420
 421                 $rc->mExtra =  array(
 422                         'prefixedDBkey' => $title->getPrefixedDBkey(),
 423                         'lastTimestamp' => 0,
 424                         'oldSize' => 0,
 425                         'newSize' => $size
 426                 );
 427                 $rc->save();
 428                 return $rc;
 429         }
 430
 431         # Makes an entry in the database corresponding to a rename
 432         public static function notifyMove( $timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip='', $overRedir = false )
 433         {
 434                 global $wgRequest;
 435                 if( !$ip ) {
 436                         $ip = wfGetIP();
 437                         if( !$ip ) $ip = '';
 438                 }
 439
 440                 $rc = new RecentChange;
 441                 $rc->mAttribs = array(
 442                         'rc_timestamp'  => $timestamp,
 443                         'rc_cur_time'   => $timestamp,
 444                         'rc_namespace'  => $oldTitle->getNamespace(),
 445                         'rc_title'      => $oldTitle->getDBkey(),
 446                         'rc_type'       => $overRedir ? RC_MOVE_OVER_REDIRECT : RC_MOVE,
 447                         'rc_minor'      => 0,
 448                         'rc_cur_id'     => $oldTitle->getArticleID(),
 449                         'rc_user'       => $user->getId(),
 450                         'rc_user_text'  => $user->getName(),
 451                         'rc_comment'    => $comment,
 452                         'rc_this_oldid' => 0,
 453                         'rc_last_oldid' => 0,
 454                         'rc_bot'        => $user->isAllowed( 'bot' ) ? $wgRequest->getBool( 'bot' , true ) : 0,
 455                         'rc_moved_to_ns' => $newTitle->getNamespace(),
 456                         'rc_moved_to_title' => $newTitle->getDBkey(),
 457                         'rc_ip'         => $ip,
 458                         'rc_new'        => 0, # obsolete
 459                         'rc_patrolled'  => 1,
 460                         'rc_old_len'    => null,
 461                         'rc_new_len'    => null,
 462                         'rc_deleted'    => 0,
 463                         'rc_logid'      => 0, # notifyMove not used anymore
 464                         'rc_log_type'   => null,
 465                         'rc_log_action' => '',
 466                         'rc_params'     => ''
 467                 );
 468
 469                 $rc->mExtra = array(
 470                         'prefixedDBkey' => $oldTitle->getPrefixedDBkey(),
 471                         'lastTimestamp' => 0,
 472                         'prefixedMoveTo' => $newTitle->getPrefixedDBkey()
 473                 );
 474                 $rc->save();
 475         }
 476
 477         public static function notifyMoveToNew( $timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip='' ) {
 478                 RecentChange::notifyMove( $timestamp, $oldTitle, $newTitle, $user, $comment, $ip, false );
 479         }
 480
 481         public static function notifyMoveOverRedirect( $timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip='' ) {
 482                 RecentChange::notifyMove( $timestamp, $oldTitle, $newTitle, $user, $comment, $ip, true );
 483         }
 484
 485         public static function notifyLog( $timestamp, &$title, &$user, $actionComment, $ip='', $type,
 486                 $action, $target, $logComment, $params, $newId=0 )
 487         {
 488                 global $wgLogRestrictions;
 489                 # Don't add private logs to RC!
 490                 if( isset($wgLogRestrictions[$type]) && $wgLogRestrictions[$type] != '*' ) {
 491                         return false;
 492                 }
 493                 $rc = self::newLogEntry( $timestamp, $title, $user, $actionComment, $ip, $type, $action,
 494                         $target, $logComment, $params, $newId );
 495                 $rc->save();
 496                 return true;
 497         }
 498
 499         public static function newLogEntry( $timestamp, &$title, &$user, $actionComment, $ip='',
 500                 $type, $action, $target, $logComment, $params, $newId=0 )
 501         {
 502                 global $wgRequest;
 503                 if( !$ip ) {
 504                         $ip = wfGetIP();
 505                         if( !$ip ) $ip = '';
 506                 }
 507
 508                 $rc = new RecentChange;
 509                 $rc->mAttribs = array(
 510                         'rc_timestamp'  => $timestamp,
 511                         'rc_cur_time'   => $timestamp,
 512                         'rc_namespace'  => $target->getNamespace(),
 513                         'rc_title'      => $target->getDBkey(),
 514                         'rc_type'       => RC_LOG,
 515                         'rc_minor'      => 0,
 516                         'rc_cur_id'     => $target->getArticleID(),
 517                         'rc_user'       => $user->getId(),
 518                         'rc_user_text'  => $user->getName(),
 519                         'rc_comment'    => $logComment,
 520                         'rc_this_oldid' => 0,
 521                         'rc_last_oldid' => 0,
 522                         'rc_bot'        => $user->isAllowed( 'bot' ) ? $wgRequest->getBool( 'bot', true ) : 0,
 523                         'rc_moved_to_ns' => 0,
 524                         'rc_moved_to_title' => '',
 525                         'rc_ip'         => $ip,
 526                         'rc_patrolled'  => 1,
 527                         'rc_new'        => 0, # obsolete
 528                         'rc_old_len'    => null,
 529                         'rc_new_len'    => null,
 530                         'rc_deleted'    => 0,
 531                         'rc_logid'      => $newId,
 532                         'rc_log_type'   => $type,
 533                         'rc_log_action' => $action,
 534                         'rc_params'     => $params
 535                 );
 536                 $rc->mExtra =  array(
 537                         'prefixedDBkey' => $title->getPrefixedDBkey(),
 538                         'lastTimestamp' => 0,
 539                         'actionComment' => $actionComment, // the comment appended to the action, passed from LogPage
 540                 );
 541                 return $rc;
 542         }
 543
 544         # Initialises the members of this object from a mysql row object
 545         public function loadFromRow( $row ) {
 546                 $this->mAttribs = get_object_vars( $row );
 547                 $this->mAttribs['rc_timestamp'] = wfTimestamp(TS_MW, $this->mAttribs['rc_timestamp']);
 548                 $this->mAttribs['rc_deleted'] = $row->rc_deleted; // MUST be set
 549         }
 550
 551         # Makes a pseudo-RC entry from a cur row
 552         public function loadFromCurRow( $row ) {
 553                 $this->mAttribs = array(
 554                         'rc_timestamp' => wfTimestamp(TS_MW, $row->rev_timestamp),
 555                         'rc_cur_time' => $row->rev_timestamp,
 556                         'rc_user' => $row->rev_user,
 557                         'rc_user_text' => $row->rev_user_text,
 558                         'rc_namespace' => $row->page_namespace,
 559                         'rc_title' => $row->page_title,
 560                         'rc_comment' => $row->rev_comment,
 561                         'rc_minor' => $row->rev_minor_edit ? 1 : 0,
 562                         'rc_type' => $row->page_is_new ? RC_NEW : RC_EDIT,
 563                         'rc_cur_id' => $row->page_id,
 564                         'rc_this_oldid' => $row->rev_id,
 565                         'rc_last_oldid' => isset($row->rc_last_oldid) ? $row->rc_last_oldid : 0,
 566                         'rc_bot'        => 0,
 567                         'rc_moved_to_ns'        => 0,
 568                         'rc_moved_to_title'     => '',
 569                         'rc_ip' => '',
 570                         'rc_id' => $row->rc_id,
 571                         'rc_patrolled' => $row->rc_patrolled,
 572                         'rc_new' => $row->page_is_new, # obsolete
 573                         'rc_old_len' => $row->rc_old_len,
 574                         'rc_new_len' => $row->rc_new_len,
 575                         'rc_params' => isset($row->rc_params) ? $row->rc_params : '',
 576                         'rc_log_type' => isset($row->rc_log_type) ? $row->rc_log_type : null,
 577                         'rc_log_action' => isset($row->rc_log_action) ? $row->rc_log_action : null,
 578                         'rc_log_id' => isset($row->rc_log_id) ? $row->rc_log_id: 0,
 579                         'rc_deleted' => $row->rc_deleted // MUST be set
 580                 );
 581         }
 582
 583         /**
 584          * Get an attribute value
 585          *
 586          * @param $name String Attribute name
 587          * @return mixed
 588          */
 589         public function getAttribute( $name ) {
 590                 return isset( $this->mAttribs[$name] ) ? $this->mAttribs[$name] : null;
 591         }
 592
 593         public function getAttributes() {
 594                 return $this->mAttribs;
 595         }
 596
 597         /**
 598          * Gets the end part of the diff URL associated with this object
 599          * Blank if no diff link should be displayed
 600          */
 601         public function diffLinkTrail( $forceCur ) {
 602                 if( $this->mAttribs['rc_type'] == RC_EDIT ) {
 603                         $trail = "curid=" . (int)($this->mAttribs['rc_cur_id']) .
 604                                 "&oldid=" . (int)($this->mAttribs['rc_last_oldid']);
 605                         if( $forceCur ) {
 606                                 $trail .= '&diff=0' ;
 607                         } else {
 608                                 $trail .= '&diff=' . (int)($this->mAttribs['rc_this_oldid']);
 609                         }
 610                 } else {
 611                         $trail = '';
 612                 }
 613                 return $trail;
 614         }
 615
 616         public function getIRCLine() {
 617                 global $wgUseRCPatrol, $wgUseNPPatrol, $wgRC2UDPInterwikiPrefix, $wgLocalInterwiki;
 618
 619                 // FIXME: Would be good to replace these 2 extract() calls with something more explicit
 620                 // e.g. list ($rc_type, $rc_id) = array_values ($this->mAttribs); [or something like that]
 621                 extract($this->mAttribs);
 622                 extract($this->mExtra);
 623
 624                 if( $rc_type == RC_LOG ) {
 625                         $titleObj = Title::newFromText( "Log/$rc_log_type", NS_SPECIAL );
 626                 } else {
 627                         $titleObj =& $this->getTitle();
 628                 }
 629                 $title = $titleObj->getPrefixedText();
 630                 $title = self::cleanupForIRC( $title );
 631
 632                 if( $rc_type == RC_LOG ) {
 633                         $url = '';
 634                 } else {
 635                         if( $rc_type == RC_NEW ) {
 636                                 $url = "oldid=$rc_this_oldid";
 637                         } else {
 638                                 $url = "diff=$rc_this_oldid&oldid=$rc_last_oldid";
 639                         }
 640                         if( $wgUseRCPatrol || ($rc_type == RC_NEW && $wgUseNPPatrol) ) {
 641                                 $url .= "&rcid=$rc_id";
 642                         }
 643                         // XXX: *HACK* this should use getFullURL(), hacked for SSL madness --brion 2005-12-26
 644                         // XXX: *HACK^2* the preg_replace() undoes much of what getInternalURL() does, but we
 645                         // XXX: need to call it so that URL paths on the Wikimedia secure server can be fixed
 646                         // XXX: by a custom GetInternalURL hook --vyznev 2008-12-10
 647                         $url = preg_replace( '/title=[^&]*&/', '', $titleObj->getInternalURL( $url ) );
 648                 }
 649
 650                 if( isset( $oldSize ) && isset( $newSize ) ) {
 651                         $szdiff = $newSize - $oldSize;
 652                         if($szdiff < -500) {
 653                                 $szdiff = "\002$szdiff\002";
 654                         } elseif($szdiff >= 0) {
 655                                 $szdiff = '+' . $szdiff ;
 656                         }
 657                         $szdiff = '(' . $szdiff . ')' ;
 658                 } else {
 659                         $szdiff = '';
 660                 }
 661
 662                 $user = self::cleanupForIRC( $rc_user_text );
 663
 664                 if( $rc_type == RC_LOG ) {
 665                         $targetText = $this->getTitle()->getPrefixedText();
 666                         $comment = self::cleanupForIRC( str_replace("[[$targetText]]","[[\00302$targetText\00310]]",$actionComment) );
 667                         $flag = $rc_log_action;
 668                 } else {
 669                         $comment = self::cleanupForIRC( $rc_comment );
 670                         $flag = '';
 671                         if( !$rc_patrolled && ($wgUseRCPatrol || $rc_new && $wgUseNPPatrol) ) {
 672                                 $flag .= '!';
 673                         }
 674                         $flag .= ($rc_new ? "N" : "") . ($rc_minor ? "M" : "") . ($rc_bot ? "B" : "");
 675                 }
 676
 677                 if ( $wgRC2UDPInterwikiPrefix === true && $wgLocalInterwiki !== false ) {
 678                         $prefix = $wgLocalInterwiki;
 679                 } elseif ( $wgRC2UDPInterwikiPrefix ) {
 680                         $prefix = $wgRC2UDPInterwikiPrefix;
 681                 } else {
 682                         $prefix = false;
 683                 }
 684                 if ( $prefix !== false ) {
 685                         $titleString = "\00314[[\00303$prefix:\00307$title\00314]]";
 686                 } else {
 687                         $titleString = "\00314[[\00307$title\00314]]";
 688                 }
 689
 690                 # see http://www.irssi.org/documentation/formats for some colour codes. prefix is \003,
 691                 # no colour (\003) switches back to the term default
 692                 $fullString = "$titleString\0034 $flag\00310 " .
 693                               "\00302$url\003 \0035*\003 \00303$user\003 \0035*\003 $szdiff \00310$comment\003\n";
 694
 695                 return $fullString;
 696         }
 697
 698         /**
 699          * Returns the change size (HTML).
 700          * The lengths can be given optionally.
 701          */
 702         public function getCharacterDifference( $old = 0, $new = 0 ) {
 703                 if( $old === 0 ) {
 704                         $old = $this->mAttribs['rc_old_len'];
 705                 }
 706                 if( $new === 0 ) {
 707                         $new = $this->mAttribs['rc_new_len'];
 708                 }
 709                 if( $old === null || $new === null ) {
 710                         return '';
 711                 }
 712                 return ChangesList::showCharacterDifference( $old, $new );
 713         }
 714 }