Update to MediaWiki 1.19.0

1 files changed, 634 insertions, 0 deletions

diff --git a/includes/logging/LogPage.php b/includes/logging/LogPage.php
new file mode 100644
index 00000000..bbb4de8f
--- /dev/null
+++ b/includes/logging/LogPage.php
@@ -0,0 +1,634 @@
+<?php
+/**
+ * Contain log classes
+ *
+ * Copyright © 2002, 2004 Brion Vibber <brion@pobox.com>
+ * 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
+	 *
+	 * @return string
+	 */
+	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
+	 * @deprecated in 1.19, warnings in 1.21. Use getName()
+	 */
+	public static function logName( $type ) {
+		wfDeprecated( __METHOD__, '1.19' );
+		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
+	 * @deprecated in 1.19, warnings in 1.21. Use getDescription()
+	 */
+	public static function logHeader( $type ) {
+		wfDeprecated( __METHOD__, '1.19' );
+		global $wgLogHeaders;
+		return wfMsgExt( $wgLogHeaders[$type], array( 'parseinline' ) );
+	}
+
+	/**
+	 * Generate text for a log entry. 
+	 * Only LogFormatter should call this function.
+	 *
+	 * @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";
+
+		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] = '<span class="blockExpiry" dir="ltr" title="' . htmlspecialchars( $params[1] ). '">' .
+								$wgLang->translateBlockExpiry( $params[1] ) . '</span>';
+						} 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 ) ) . ']';
+						}
+					}
+
+					$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->isSpecialPage() ) {
+					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
+	 *
+	 * @return bool|int|null
+	 * @TODO: make this use LogEntry::saveContent()
+	 */
+	public function addEntry( $action, $target, $comment, $params = array(), $doer = null ) {
+		global $wgContLang;
+
+		if ( !is_array( $params ) ) {
+			$params = array( $params );
+		}
+
+		if ( $comment === null ) {
+			$comment = '';
+		}
+
+		# Truncate for whole multibyte characters.
+		$comment = $wgContLang->truncate( $comment, 255 );
+
+		$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;
+
+		$logEntry = new ManualLogEntry( $this->type, $action );
+		$logEntry->setTarget( $target );
+		$logEntry->setPerformer( $doer );
+		$logEntry->setParameters( $params );
+
+		$formatter = LogFormatter::newFromEntry( $logEntry );
+		$context = RequestContext::newExtraneousContext( $target );
+		$formatter->setContext( $context );
+
+		$this->actionText = $formatter->getPlainActionText();
+
+		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
+
+			// For grepping. The following core messages can be used here:
+			// * block-log-flags-angry-autoblock
+			// * block-log-flags-anononly
+			// * block-log-flags-hiddenname
+			// * block-log-flags-noautoblock
+			// * block-log-flags-nocreate
+			// * block-log-flags-noemail
+			// * block-log-flags-nousertalk
+			$msg = wfMessage( 'block-log-flags-' . $flag )->inLanguage( $lang );
+
+			if ( $msg->exists() ) {
+				$messages[$flag] = $msg->escaped();
+			}
+		}
+
+		return $messages[$flag];
+	}
+
+
+	/**
+	 * Name of the log.
+	 * @return Message
+	 * @since 1.19
+	 */
+	public function getName() {
+		global $wgLogNames;
+
+		// BC
+		if ( isset( $wgLogNames[$this->type] ) ) {
+			$key = $wgLogNames[$this->type];
+		} else {
+			$key = 'log-name-' . $this->type;
+		}
+
+		return wfMessage( $key );
+	}
+
+	/**
+	 * Description of this log type.
+	 * @return Message
+	 * @since 1.19
+	 */
+	public function getDescription() {
+		global $wgLogHeaders;
+		// BC
+		if ( isset( $wgLogHeaders[$this->type] ) ) {
+			$key = $wgLogHeaders[$this->type];
+		} else {
+			$key = 'log-description-' . $this->type;
+		}
+		return wfMessage( $key );
+	}
+
+	/**
+	 * Returns the right needed to read this log type.
+	 * @return string
+	 * @since 1.19
+	 */
+	public function getRestriction() {
+		global $wgLogRestrictions;
+		if ( isset( $wgLogRestrictions[$this->type] ) ) {
+			$restriction = $wgLogRestrictions[$this->type];
+		} else {
+			// '' always returns true with $user->isAllowed()
+			$restriction = '';
+		}
+		return $restriction;
+	}
+
+	/**
+	 * Tells if this log is not viewable by all.
+	 * @return bool
+	 * @since 1.19
+	 */
+	public function isRestricted() {
+		$restriction = $this->getRestriction();
+		return $restriction !== '' && $restriction !== '*';
+	}
+
+}