* http://www.mediawiki.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* Class to simplify the use of log pages.
* The logs are now kept in a table which is easier to manage and trim
* than ever-growing wiki pages.
*
*/
class LogPage {
const DELETED_ACTION = 1;
const DELETED_COMMENT = 2;
const DELETED_USER = 4;
const DELETED_RESTRICTED = 8;
// Convenience fields
const SUPPRESSED_USER = 12;
const SUPPRESSED_ACTION = 9;
/* @access private */
var $type, $action, $comment, $params;
/**
* @var User
*/
var $doer;
/**
* @var Title
*/
var $target;
/* @acess public */
var $updateRecentChanges, $sendToUDP;
/**
* Constructor
*
* @param $type String: one of '', 'block', 'protect', 'rights', 'delete',
* 'upload', 'move'
* @param $rc Boolean: whether to update recent changes as well as the logging table
* @param $udp String: pass 'UDP' to send to the UDP feed if NOT sent to RC
*/
public function __construct( $type, $rc = true, $udp = 'skipUDP' ) {
$this->type = $type;
$this->updateRecentChanges = $rc;
$this->sendToUDP = ( $udp == 'UDP' );
}
/**
* @return bool|int|null
*/
protected function saveContent() {
global $wgLogRestrictions;
$dbw = wfGetDB( DB_MASTER );
$log_id = $dbw->nextSequenceValue( 'logging_log_id_seq' );
$this->timestamp = $now = wfTimestampNow();
$data = array(
'log_id' => $log_id,
'log_type' => $this->type,
'log_action' => $this->action,
'log_timestamp' => $dbw->timestamp( $now ),
'log_user' => $this->doer->getId(),
'log_user_text' => $this->doer->getName(),
'log_namespace' => $this->target->getNamespace(),
'log_title' => $this->target->getDBkey(),
'log_page' => $this->target->getArticleId(),
'log_comment' => $this->comment,
'log_params' => $this->params
);
$dbw->insert( 'logging', $data, __METHOD__ );
$newId = !is_null( $log_id ) ? $log_id : $dbw->insertId();
# And update recentchanges
if( $this->updateRecentChanges ) {
$titleObj = SpecialPage::getTitleFor( 'Log', $this->type );
RecentChange::notifyLog(
$now, $titleObj, $this->doer, $this->getRcComment(), '',
$this->type, $this->action, $this->target, $this->comment,
$this->params, $newId
);
} elseif( $this->sendToUDP ) {
# Don't send private logs to UDP
if( isset( $wgLogRestrictions[$this->type] ) && $wgLogRestrictions[$this->type] != '*' ) {
return true;
}
# Notify external application via UDP.
# We send this to IRC but do not want to add it the RC table.
$titleObj = SpecialPage::getTitleFor( 'Log', $this->type );
$rc = RecentChange::newLogEntry(
$now, $titleObj, $this->doer, $this->getRcComment(), '',
$this->type, $this->action, $this->target, $this->comment,
$this->params, $newId
);
$rc->notifyRC2UDP();
}
return $newId;
}
/**
* Get the RC comment from the last addEntry() call
*/
public function getRcComment() {
$rcComment = $this->actionText;
if( $this->comment != '' ) {
if ( $rcComment == '' ) {
$rcComment = $this->comment;
} else {
$rcComment .= wfMsgForContent( 'colon-separator' ) . $this->comment;
}
}
return $rcComment;
}
/**
* Get the comment from the last addEntry() call
*/
public function getComment() {
return $this->comment;
}
/**
* Get the list of valid log types
*
* @return Array of strings
*/
public static function validTypes() {
global $wgLogTypes;
return $wgLogTypes;
}
/**
* Is $type a valid log type
*
* @param $type String: log type to check
* @return Boolean
*/
public static function isLogType( $type ) {
return in_array( $type, LogPage::validTypes() );
}
/**
* Get the name for the given log type
*
* @param $type String: logtype
* @return String: log name
*/
public static function logName( $type ) {
global $wgLogNames;
if( isset( $wgLogNames[$type] ) ) {
return str_replace( '_', ' ', wfMsg( $wgLogNames[$type] ) );
} else {
// Bogus log types? Perhaps an extension was removed.
return $type;
}
}
/**
* Get the log header for the given log type
*
* @todo handle missing log types
* @param $type String: logtype
* @return String: headertext of this logtype
*/
public static function logHeader( $type ) {
global $wgLogHeaders;
return wfMsgExt( $wgLogHeaders[$type], array( 'parseinline' ) );
}
/**
* Generate text for a log entry
*
* @param $type String: log type
* @param $action String: log action
* @param $title Mixed: Title object or null
* @param $skin Mixed: Skin object or null. If null, we want to use the wiki
* content language, since that will go to the IRC feed.
* @param $params Array: parameters
* @param $filterWikilinks Boolean: whether to filter wiki links
* @return HTML string
*/
public static function actionText( $type, $action, $title = null, $skin = null,
$params = array(), $filterWikilinks = false )
{
global $wgLang, $wgContLang, $wgLogActions;
if ( is_null( $skin ) ) {
$langObj = $wgContLang;
$langObjOrNull = null;
} else {
$langObj = $wgLang;
$langObjOrNull = $wgLang;
}
$key = "$type/$action";
# Defer patrol log to PatrolLog class
if( $key == 'patrol/patrol' ) {
return PatrolLog::makeActionText( $title, $params, $langObjOrNull );
}
if( isset( $wgLogActions[$key] ) ) {
if( is_null( $title ) ) {
$rv = wfMsgExt( $wgLogActions[$key], array( 'parsemag', 'escape', 'language' => $langObj ) );
} else {
$titleLink = self::getTitleLink( $type, $langObjOrNull, $title, $params );
if( preg_match( '/^rights\/(rights|autopromote)/', $key ) ) {
$rightsnone = wfMsgExt( 'rightsnone', array( 'parsemag', 'language' => $langObj ) );
if( $skin ) {
foreach ( $params as &$param ) {
$groupArray = array_map( 'trim', explode( ',', $param ) );
$groupArray = array_map( array( 'User', 'getGroupMember' ), $groupArray );
$param = $wgLang->listToText( $groupArray );
}
}
if( !isset( $params[0] ) || trim( $params[0] ) == '' ) {
$params[0] = $rightsnone;
}
if( !isset( $params[1] ) || trim( $params[1] ) == '' ) {
$params[1] = $rightsnone;
}
}
if( count( $params ) == 0 ) {
$rv = wfMsgExt( $wgLogActions[$key], array( 'parsemag', 'escape', 'replaceafter', 'language' => $langObj ), $titleLink );
} else {
$details = '';
array_unshift( $params, $titleLink );
// User suppression
if ( preg_match( '/^(block|suppress)\/(block|reblock)$/', $key ) ) {
if ( $skin ) {
$params[1] = '' .
$wgLang->translateBlockExpiry( $params[1] ) . '';
} else {
$params[1] = $wgContLang->translateBlockExpiry( $params[1] );
}
$params[2] = isset( $params[2] ) ?
self::formatBlockFlags( $params[2], $langObj ) : '';
// Page protections
} elseif ( $type == 'protect' && count($params) == 3 ) {
// Restrictions and expiries
if( $skin ) {
$details .= $wgLang->getDirMark() . htmlspecialchars( " {$params[1]}" );
} else {
$details .= " {$params[1]}";
}
// Cascading flag...
if( $params[2] ) {
$details .= ' [' . wfMsgExt( 'protect-summary-cascade', array( 'parsemag', 'language' => $langObj ) ) . ']';
}
// Page moves
} elseif ( $type == 'move' && count( $params ) == 3 ) {
if( $params[2] ) {
$details .= ' [' . wfMsgExt( 'move-redirect-suppressed', array( 'parsemag', 'language' => $langObj ) ) . ']';
}
// Revision deletion
} elseif ( preg_match( '/^(delete|suppress)\/revision$/', $key ) && count( $params ) == 5 ) {
$count = substr_count( $params[2], ',' ) + 1; // revisions
$ofield = intval( substr( $params[3], 7 ) ); //
$nfield = intval( substr( $params[4], 7 ) ); //
$details .= ': ' . RevisionDeleter::getLogMessage( $count, $nfield, $ofield, $langObj, false );
// Log deletion
} elseif ( preg_match( '/^(delete|suppress)\/event$/', $key ) && count( $params ) == 4 ) {
$count = substr_count( $params[1], ',' ) + 1; // log items
$ofield = intval( substr( $params[2], 7 ) ); //
$nfield = intval( substr( $params[3], 7 ) ); //
$details .= ': ' . RevisionDeleter::getLogMessage( $count, $nfield, $ofield, $langObj, true );
}
$rv = wfMsgExt( $wgLogActions[$key], array( 'parsemag', 'escape', 'replaceafter', 'language' => $langObj ), $params ) . $details;
}
}
} else {
global $wgLogActionsHandlers;
if( isset( $wgLogActionsHandlers[$key] ) ) {
$args = func_get_args();
$rv = call_user_func_array( $wgLogActionsHandlers[$key], $args );
} else {
wfDebug( "LogPage::actionText - unknown action $key\n" );
$rv = "$action";
}
}
// For the perplexed, this feature was added in r7855 by Erik.
// The feature was added because we liked adding [[$1]] in our log entries
// but the log entries are parsed as Wikitext on RecentChanges but as HTML
// on Special:Log. The hack is essentially that [[$1]] represented a link
// to the title in question. The first parameter to the HTML version (Special:Log)
// is that link in HTML form, and so this just gets rid of the ugly [[]].
// However, this is a horrible hack and it doesn't work like you expect if, say,
// you want to link to something OTHER than the title of the log entry.
// The real problem, which Erik was trying to fix (and it sort-of works now) is
// that the same messages are being treated as both wikitext *and* HTML.
if( $filterWikilinks ) {
$rv = str_replace( '[[', '', $rv );
$rv = str_replace( ']]', '', $rv );
}
return $rv;
}
/**
* TODO document
* @param $type String
* @param $lang Language or null
* @param $title Title
* @param $params Array
* @return String
*/
protected static function getTitleLink( $type, $lang, $title, &$params ) {
global $wgContLang, $wgUserrightsInterwikiDelimiter;
if( !$lang ) {
return $title->getPrefixedText();
}
switch( $type ) {
case 'move':
$titleLink = Linker::link(
$title,
htmlspecialchars( $title->getPrefixedText() ),
array(),
array( 'redirect' => 'no' )
);
$targetTitle = Title::newFromText( $params[0] );
if ( !$targetTitle ) {
# Workaround for broken database
$params[0] = htmlspecialchars( $params[0] );
} else {
$params[0] = Linker::link(
$targetTitle,
htmlspecialchars( $params[0] )
);
}
break;
case 'block':
if( substr( $title->getText(), 0, 1 ) == '#' ) {
$titleLink = $title->getText();
} else {
// TODO: Store the user identifier in the parameters
// to make this faster for future log entries
$id = User::idFromName( $title->getText() );
$titleLink = Linker::userLink( $id, $title->getText() )
. Linker::userToolLinks( $id, $title->getText(), false, Linker::TOOL_LINKS_NOBLOCK );
}
break;
case 'rights':
$text = $wgContLang->ucfirst( $title->getText() );
$parts = explode( $wgUserrightsInterwikiDelimiter, $text, 2 );
if ( count( $parts ) == 2 ) {
$titleLink = WikiMap::foreignUserLink( $parts[1], $parts[0],
htmlspecialchars( $title->getPrefixedText() ) );
if ( $titleLink !== false ) {
break;
}
}
$titleLink = Linker::link( Title::makeTitle( NS_USER, $text ) );
break;
case 'merge':
$titleLink = Linker::link(
$title,
$title->getPrefixedText(),
array(),
array( 'redirect' => 'no' )
);
$params[0] = Linker::link(
Title::newFromText( $params[0] ),
htmlspecialchars( $params[0] )
);
$params[1] = $lang->timeanddate( $params[1] );
break;
default:
if( $title->getNamespace() == NS_SPECIAL ) {
list( $name, $par ) = SpecialPageFactory::resolveAlias( $title->getDBkey() );
# Use the language name for log titles, rather than Log/X
if( $name == 'Log' ) {
$titleLink = '(' . Linker::link( $title, LogPage::logName( $par ) ) . ')';
} else {
$titleLink = Linker::link( $title );
}
} else {
$titleLink = Linker::link( $title );
}
}
return $titleLink;
}
/**
* Add a log entry
*
* @param $action String: one of '', 'block', 'protect', 'rights', 'delete', 'upload', 'move', 'move_redir'
* @param $target Title object
* @param $comment String: description associated
* @param $params Array: parameters passed later to wfMsg.* functions
* @param $doer User object: the user doing the action
*/
public function addEntry( $action, $target, $comment, $params = array(), $doer = null ) {
if ( !is_array( $params ) ) {
$params = array( $params );
}
if ( $comment === null ) {
$comment = '';
}
$this->action = $action;
$this->target = $target;
$this->comment = $comment;
$this->params = LogPage::makeParamBlob( $params );
if ( $doer === null ) {
global $wgUser;
$doer = $wgUser;
} elseif ( !is_object( $doer ) ) {
$doer = User::newFromId( $doer );
}
$this->doer = $doer;
$this->actionText = LogPage::actionText( $this->type, $action, $target, null, $params );
return $this->saveContent();
}
/**
* Add relations to log_search table
*
* @param $field String
* @param $values Array
* @param $logid Integer
* @return Boolean
*/
public function addRelations( $field, $values, $logid ) {
if( !strlen( $field ) || empty( $values ) ) {
return false; // nothing
}
$data = array();
foreach( $values as $value ) {
$data[] = array(
'ls_field' => $field,
'ls_value' => $value,
'ls_log_id' => $logid
);
}
$dbw = wfGetDB( DB_MASTER );
$dbw->insert( 'log_search', $data, __METHOD__, 'IGNORE' );
return true;
}
/**
* Create a blob from a parameter array
*
* @param $params Array
* @return String
*/
public static function makeParamBlob( $params ) {
return implode( "\n", $params );
}
/**
* Extract a parameter array from a blob
*
* @param $blob String
* @return Array
*/
public static function extractParams( $blob ) {
if ( $blob === '' ) {
return array();
} else {
return explode( "\n", $blob );
}
}
/**
* Convert a comma-delimited list of block log flags
* into a more readable (and translated) form
*
* @param $flags Flags to format
* @param $lang Language object to use
* @return String
*/
public static function formatBlockFlags( $flags, $lang ) {
$flags = explode( ',', trim( $flags ) );
if( count( $flags ) > 0 ) {
for( $i = 0; $i < count( $flags ); $i++ ) {
$flags[$i] = self::formatBlockFlag( $flags[$i], $lang );
}
return '(' . $lang->commaList( $flags ) . ')';
} else {
return '';
}
}
/**
* Translate a block log flag if possible
*
* @param $flag int Flag to translate
* @param $lang Language object to use
* @return String
*/
public static function formatBlockFlag( $flag, $lang ) {
static $messages = array();
if( !isset( $messages[$flag] ) ) {
$messages[$flag] = htmlspecialchars( $flag ); // Fallback
$msg = wfMessage( 'block-log-flags-' . $flag )->inLanguage( $lang );
if ( $msg->exists() ) {
$messages[$flag] = $msg->escaped();
}
}
return $messages[$flag];
}
}
/**
* Aliases for backwards compatibility with 1.6
*/
define( 'MW_LOG_DELETED_ACTION', LogPage::DELETED_ACTION );
define( 'MW_LOG_DELETED_USER', LogPage::DELETED_USER );
define( 'MW_LOG_DELETED_COMMENT', LogPage::DELETED_COMMENT );
define( 'MW_LOG_DELETED_RESTRICTED', LogPage::DELETED_RESTRICTED );