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+<?php
+/**
+ * Contains classes for formatting log entries
+ *
+ * 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
+ * @author Niklas Laxström
+ * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
+ * @since 1.19
+ */
+use MediaWiki\Linker\LinkRenderer;
+use MediaWiki\MediaWikiServices;
+
+/**
+ * Implements the default log formatting.
+ *
+ * Can be overridden by subclassing and setting:
+ *
+ * $wgLogActionsHandlers['type/subtype'] = 'class'; or
+ * $wgLogActionsHandlers['type/*'] = 'class';
+ *
+ * @since 1.19
+ */
+class LogFormatter {
+ // Audience options for viewing usernames, comments, and actions
+ const FOR_PUBLIC = 1;
+ const FOR_THIS_USER = 2;
+
+ // Static->
+
+ /**
+ * Constructs a new formatter suitable for given entry.
+ * @param LogEntry $entry
+ * @return LogFormatter
+ */
+ public static function newFromEntry( LogEntry $entry ) {
+ global $wgLogActionsHandlers;
+ $fulltype = $entry->getFullType();
+ $wildcard = $entry->getType() . '/*';
+ $handler = '';
+
+ if ( isset( $wgLogActionsHandlers[$fulltype] ) ) {
+ $handler = $wgLogActionsHandlers[$fulltype];
+ } elseif ( isset( $wgLogActionsHandlers[$wildcard] ) ) {
+ $handler = $wgLogActionsHandlers[$wildcard];
+ }
+
+ if ( $handler !== '' && is_string( $handler ) && class_exists( $handler ) ) {
+ return new $handler( $entry );
+ }
+
+ return new LegacyLogFormatter( $entry );
+ }
+
+ /**
+ * Handy shortcut for constructing a formatter directly from
+ * database row.
+ * @param stdClass|array $row
+ * @see DatabaseLogEntry::getSelectQueryData
+ * @return LogFormatter
+ */
+ public static function newFromRow( $row ) {
+ return self::newFromEntry( DatabaseLogEntry::newFromRow( $row ) );
+ }
+
+ // Nonstatic->
+
+ /** @var LogEntryBase */
+ protected $entry;
+
+ /** @var int Constant for handling log_deleted */
+ protected $audience = self::FOR_PUBLIC;
+
+ /** @var IContextSource Context for logging */
+ public $context;
+
+ /** @var bool Whether to output user tool links */
+ protected $linkFlood = false;
+
+ /**
+ * Set to true if we are constructing a message text that is going to
+ * be included in page history or send to IRC feed. Links are replaced
+ * with plaintext or with [[pagename]] kind of syntax, that is parsed
+ * by page histories and IRC feeds.
+ * @var string
+ */
+ protected $plaintext = false;
+
+ /** @var string */
+ protected $irctext = false;
+
+ /**
+ * @var LinkRenderer|null
+ */
+ private $linkRenderer;
+
+ protected function __construct( LogEntry $entry ) {
+ $this->entry = $entry;
+ $this->context = RequestContext::getMain();
+ }
+
+ /**
+ * Replace the default context
+ * @param IContextSource $context
+ */
+ public function setContext( IContextSource $context ) {
+ $this->context = $context;
+ }
+
+ /**
+ * @since 1.30
+ * @param LinkRenderer $linkRenderer
+ */
+ public function setLinkRenderer( LinkRenderer $linkRenderer ) {
+ $this->linkRenderer = $linkRenderer;
+ }
+
+ /**
+ * @since 1.30
+ * @return LinkRenderer
+ */
+ public function getLinkRenderer() {
+ if ( $this->linkRenderer !== null ) {
+ return $this->linkRenderer;
+ } else {
+ return MediaWikiServices::getInstance()->getLinkRenderer();
+ }
+ }
+
+ /**
+ * Set the visibility restrictions for displaying content.
+ * If set to public, and an item is deleted, then it will be replaced
+ * with a placeholder even if the context user is allowed to view it.
+ * @param int $audience Const self::FOR_THIS_USER or self::FOR_PUBLIC
+ */
+ public function setAudience( $audience ) {
+ $this->audience = ( $audience == self::FOR_THIS_USER )
+ ? self::FOR_THIS_USER
+ : self::FOR_PUBLIC;
+ }
+
+ /**
+ * Check if a log item can be displayed
+ * @param int $field LogPage::DELETED_* constant
+ * @return bool
+ */
+ protected function canView( $field ) {
+ if ( $this->audience == self::FOR_THIS_USER ) {
+ return LogEventsList::userCanBitfield(
+ $this->entry->getDeleted(), $field, $this->context->getUser() );
+ } else {
+ return !$this->entry->isDeleted( $field );
+ }
+ }
+
+ /**
+ * If set to true, will produce user tool links after
+ * the user name. This should be replaced with generic
+ * CSS/JS solution.
+ * @param bool $value
+ */
+ public function setShowUserToolLinks( $value ) {
+ $this->linkFlood = $value;
+ }
+
+ /**
+ * Ugly hack to produce plaintext version of the message.
+ * Usually you also want to set extraneous request context
+ * to avoid formatting for any particular user.
+ * @see getActionText()
+ * @return string Plain text
+ */
+ public function getPlainActionText() {
+ $this->plaintext = true;
+ $text = $this->getActionText();
+ $this->plaintext = false;
+
+ return $text;
+ }
+
+ /**
+ * Even uglier hack to maintain backwards compatibility with IRC bots
+ * (T36508).
+ * @see getActionText()
+ * @return string Text
+ */
+ public function getIRCActionComment() {
+ $actionComment = $this->getIRCActionText();
+ $comment = $this->entry->getComment();
+
+ if ( $comment != '' ) {
+ if ( $actionComment == '' ) {
+ $actionComment = $comment;
+ } else {
+ $actionComment .= wfMessage( 'colon-separator' )->inContentLanguage()->text() . $comment;
+ }
+ }
+
+ return $actionComment;
+ }
+
+ /**
+ * Even uglier hack to maintain backwards compatibility with IRC bots
+ * (T36508).
+ * @see getActionText()
+ * @return string Text
+ */
+ public function getIRCActionText() {
+ global $wgContLang;
+
+ $this->plaintext = true;
+ $this->irctext = true;
+
+ $entry = $this->entry;
+ $parameters = $entry->getParameters();
+ // @see LogPage::actionText()
+ // Text of title the action is aimed at.
+ $target = $entry->getTarget()->getPrefixedText();
+ $text = null;
+ switch ( $entry->getType() ) {
+ case 'move':
+ switch ( $entry->getSubtype() ) {
+ case 'move':
+ $movesource = $parameters['4::target'];
+ $text = wfMessage( '1movedto2' )
+ ->rawParams( $target, $movesource )->inContentLanguage()->escaped();
+ break;
+ case 'move_redir':
+ $movesource = $parameters['4::target'];
+ $text = wfMessage( '1movedto2_redir' )
+ ->rawParams( $target, $movesource )->inContentLanguage()->escaped();
+ break;
+ case 'move-noredirect':
+ break;
+ case 'move_redir-noredirect':
+ break;
+ }
+ break;
+
+ case 'delete':
+ switch ( $entry->getSubtype() ) {
+ case 'delete':
+ $text = wfMessage( 'deletedarticle' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ case 'restore':
+ $text = wfMessage( 'undeletedarticle' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ //case 'revision': // Revision deletion
+ //case 'event': // Log deletion
+ // see https://github.com/wikimedia/mediawiki/commit/a9c243b7b5289dad204278dbe7ed571fd914e395
+ //default:
+ }
+ break;
+
+ case 'patrol':
+ // https://github.com/wikimedia/mediawiki/commit/1a05f8faf78675dc85984f27f355b8825b43efff
+ // Create a diff link to the patrolled revision
+ if ( $entry->getSubtype() === 'patrol' ) {
+ $diffLink = htmlspecialchars(
+ wfMessage( 'patrol-log-diff', $parameters['4::curid'] )
+ ->inContentLanguage()->text() );
+ $text = wfMessage( 'patrol-log-line', $diffLink, "[[$target]]", "" )
+ ->inContentLanguage()->text();
+ } else {
+ // broken??
+ }
+ break;
+
+ case 'protect':
+ switch ( $entry->getSubtype() ) {
+ case 'protect':
+ $text = wfMessage( 'protectedarticle' )
+ ->rawParams( $target . ' ' . $parameters['4::description'] )->inContentLanguage()->escaped();
+ break;
+ case 'unprotect':
+ $text = wfMessage( 'unprotectedarticle' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ case 'modify':
+ $text = wfMessage( 'modifiedarticleprotection' )
+ ->rawParams( $target . ' ' . $parameters['4::description'] )->inContentLanguage()->escaped();
+ break;
+ case 'move_prot':
+ $text = wfMessage( 'movedarticleprotection' )
+ ->rawParams( $target, $parameters['4::oldtitle'] )->inContentLanguage()->escaped();
+ break;
+ }
+ break;
+
+ case 'newusers':
+ switch ( $entry->getSubtype() ) {
+ case 'newusers':
+ case 'create':
+ $text = wfMessage( 'newuserlog-create-entry' )
+ ->inContentLanguage()->escaped();
+ break;
+ case 'create2':
+ case 'byemail':
+ $text = wfMessage( 'newuserlog-create2-entry' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ case 'autocreate':
+ $text = wfMessage( 'newuserlog-autocreate-entry' )
+ ->inContentLanguage()->escaped();
+ break;
+ }
+ break;
+
+ case 'upload':
+ switch ( $entry->getSubtype() ) {
+ case 'upload':
+ $text = wfMessage( 'uploadedimage' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ case 'overwrite':
+ $text = wfMessage( 'overwroteimage' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ }
+ break;
+
+ case 'rights':
+ if ( count( $parameters['4::oldgroups'] ) ) {
+ $oldgroups = implode( ', ', $parameters['4::oldgroups'] );
+ } else {
+ $oldgroups = wfMessage( 'rightsnone' )->inContentLanguage()->escaped();
+ }
+ if ( count( $parameters['5::newgroups'] ) ) {
+ $newgroups = implode( ', ', $parameters['5::newgroups'] );
+ } else {
+ $newgroups = wfMessage( 'rightsnone' )->inContentLanguage()->escaped();
+ }
+ switch ( $entry->getSubtype() ) {
+ case 'rights':
+ $text = wfMessage( 'rightslogentry' )
+ ->rawParams( $target, $oldgroups, $newgroups )->inContentLanguage()->escaped();
+ break;
+ case 'autopromote':
+ $text = wfMessage( 'rightslogentry-autopromote' )
+ ->rawParams( $target, $oldgroups, $newgroups )->inContentLanguage()->escaped();
+ break;
+ }
+ break;
+
+ case 'merge':
+ $text = wfMessage( 'pagemerge-logentry' )
+ ->rawParams( $target, $parameters['4::dest'], $parameters['5::mergepoint'] )
+ ->inContentLanguage()->escaped();
+ break;
+
+ case 'block':
+ switch ( $entry->getSubtype() ) {
+ case 'block':
+ // Keep compatibility with extensions by checking for
+ // new key (5::duration/6::flags) or old key (0/optional 1)
+ if ( $entry->isLegacy() ) {
+ $rawDuration = $parameters[0];
+ $rawFlags = isset( $parameters[1] ) ? $parameters[1] : '';
+ } else {
+ $rawDuration = $parameters['5::duration'];
+ $rawFlags = $parameters['6::flags'];
+ }
+ $duration = $wgContLang->translateBlockExpiry(
+ $rawDuration,
+ null,
+ wfTimestamp( TS_UNIX, $entry->getTimestamp() )
+ );
+ $flags = BlockLogFormatter::formatBlockFlags( $rawFlags, $wgContLang );
+ $text = wfMessage( 'blocklogentry' )
+ ->rawParams( $target, $duration, $flags )->inContentLanguage()->escaped();
+ break;
+ case 'unblock':
+ $text = wfMessage( 'unblocklogentry' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ case 'reblock':
+ $duration = $wgContLang->translateBlockExpiry(
+ $parameters['5::duration'],
+ null,
+ wfTimestamp( TS_UNIX, $entry->getTimestamp() )
+ );
+ $flags = BlockLogFormatter::formatBlockFlags( $parameters['6::flags'], $wgContLang );
+ $text = wfMessage( 'reblock-logentry' )
+ ->rawParams( $target, $duration, $flags )->inContentLanguage()->escaped();
+ break;
+ }
+ break;
+
+ case 'import':
+ switch ( $entry->getSubtype() ) {
+ case 'upload':
+ $text = wfMessage( 'import-logentry-upload' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ case 'interwiki':
+ $text = wfMessage( 'import-logentry-interwiki' )
+ ->rawParams( $target )->inContentLanguage()->escaped();
+ break;
+ }
+ break;
+ // case 'suppress' --private log -- aaron (so we know who to blame in a few years :-D)
+ // default:
+ }
+ if ( is_null( $text ) ) {
+ $text = $this->getPlainActionText();
+ }
+
+ $this->plaintext = false;
+ $this->irctext = false;
+
+ return $text;
+ }
+
+ /**
+ * Gets the log action, including username.
+ * @return string HTML
+ */
+ public function getActionText() {
+ if ( $this->canView( LogPage::DELETED_ACTION ) ) {
+ $element = $this->getActionMessage();
+ if ( $element instanceof Message ) {
+ $element = $this->plaintext ? $element->text() : $element->escaped();
+ }
+ if ( $this->entry->isDeleted( LogPage::DELETED_ACTION ) ) {
+ $element = $this->styleRestricedElement( $element );
+ }
+ } else {
+ $sep = $this->msg( 'word-separator' );
+ $sep = $this->plaintext ? $sep->text() : $sep->escaped();
+ $performer = $this->getPerformerElement();
+ $element = $performer . $sep . $this->getRestrictedElement( 'rev-deleted-event' );
+ }
+
+ return $element;
+ }
+
+ /**
+ * Returns a sentence describing the log action. Usually
+ * a Message object is returned, but old style log types
+ * and entries might return pre-escaped HTML string.
+ * @return Message|string Pre-escaped HTML
+ */
+ protected function getActionMessage() {
+ $message = $this->msg( $this->getMessageKey() );
+ $message->params( $this->getMessageParameters() );
+
+ return $message;
+ }
+
+ /**
+ * Returns a key to be used for formatting the action sentence.
+ * Default is logentry-TYPE-SUBTYPE for modern logs. Legacy log
+ * types will use custom keys, and subclasses can also alter the
+ * key depending on the entry itself.
+ * @return string Message key
+ */
+ protected function getMessageKey() {
+ $type = $this->entry->getType();
+ $subtype = $this->entry->getSubtype();
+
+ return "logentry-$type-$subtype";
+ }
+
+ /**
+ * Returns extra links that comes after the action text, like "revert", etc.
+ *
+ * @return string
+ */
+ public function getActionLinks() {
+ return '';
+ }
+
+ /**
+ * Extracts the optional extra parameters for use in action messages.
+ * The array indexes start from number 3.
+ * @return array
+ */
+ protected function extractParameters() {
+ $entry = $this->entry;
+ $params = [];
+
+ if ( $entry->isLegacy() ) {
+ foreach ( $entry->getParameters() as $index => $value ) {
+ $params[$index + 3] = $value;
+ }
+ }
+
+ // Filter out parameters which are not in format #:foo
+ foreach ( $entry->getParameters() as $key => $value ) {
+ if ( strpos( $key, ':' ) === false ) {
+ continue;
+ }
+ list( $index, $type, ) = explode( ':', $key, 3 );
+ if ( ctype_digit( $index ) ) {
+ $params[$index - 1] = $this->formatParameterValue( $type, $value );
+ }
+ }
+
+ /* Message class doesn't like non consecutive numbering.
+ * Fill in missing indexes with empty strings to avoid
+ * incorrect renumbering.
+ */
+ if ( count( $params ) ) {
+ $max = max( array_keys( $params ) );
+ // index 0 to 2 are added in getMessageParameters
+ for ( $i = 3; $i < $max; $i++ ) {
+ if ( !isset( $params[$i] ) ) {
+ $params[$i] = '';
+ }
+ }
+ }
+
+ return $params;
+ }
+
+ /**
+ * Formats parameters intented for action message from
+ * array of all parameters. There are three hardcoded
+ * parameters (array is zero-indexed, this list not):
+ * - 1: user name with premade link
+ * - 2: usable for gender magic function
+ * - 3: target page with premade link
+ * @return array
+ */
+ protected function getMessageParameters() {
+ if ( isset( $this->parsedParameters ) ) {
+ return $this->parsedParameters;
+ }
+
+ $entry = $this->entry;
+ $params = $this->extractParameters();
+ $params[0] = Message::rawParam( $this->getPerformerElement() );
+ $params[1] = $this->canView( LogPage::DELETED_USER ) ? $entry->getPerformer()->getName() : '';
+ $params[2] = Message::rawParam( $this->makePageLink( $entry->getTarget() ) );
+
+ // Bad things happens if the numbers are not in correct order
+ ksort( $params );
+
+ $this->parsedParameters = $params;
+ return $this->parsedParameters;
+ }
+
+ /**
+ * Formats parameters values dependent to their type
+ * @param string $type The type of the value.
+ * Valid are currently:
+ * * - (empty) or plain: The value is returned as-is
+ * * raw: The value will be added to the log message
+ * as raw parameter (e.g. no escaping)
+ * Use this only if there is no other working
+ * type like user-link or title-link
+ * * msg: The value is a message-key, the output is
+ * the message in user language
+ * * msg-content: The value is a message-key, the output
+ * is the message in content language
+ * * user: The value is a user name, e.g. for GENDER
+ * * user-link: The value is a user name, returns a
+ * link for the user
+ * * title: The value is a page title,
+ * returns name of page
+ * * title-link: The value is a page title,
+ * returns link to this page
+ * * number: Format value as number
+ * * list: Format value as a comma-separated list
+ * @param mixed $value The parameter value that should be formatted
+ * @return string|array Formated value
+ * @since 1.21
+ */
+ protected function formatParameterValue( $type, $value ) {
+ $saveLinkFlood = $this->linkFlood;
+
+ switch ( strtolower( trim( $type ) ) ) {
+ case 'raw':
+ $value = Message::rawParam( $value );
+ break;
+ case 'list':
+ $value = $this->context->getLanguage()->commaList( $value );
+ break;
+ case 'msg':
+ $value = $this->msg( $value )->text();
+ break;
+ case 'msg-content':
+ $value = $this->msg( $value )->inContentLanguage()->text();
+ break;
+ case 'number':
+ $value = Message::numParam( $value );
+ break;
+ case 'user':
+ $user = User::newFromName( $value );
+ $value = $user->getName();
+ break;
+ case 'user-link':
+ $this->setShowUserToolLinks( false );
+
+ $user = User::newFromName( $value );
+ $value = Message::rawParam( $this->makeUserLink( $user ) );
+
+ $this->setShowUserToolLinks( $saveLinkFlood );
+ break;
+ case 'title':
+ $title = Title::newFromText( $value );
+ $value = $title->getPrefixedText();
+ break;
+ case 'title-link':
+ $title = Title::newFromText( $value );
+ $value = Message::rawParam( $this->makePageLink( $title ) );
+ break;
+ case 'plain':
+ // Plain text, nothing to do
+ default:
+ // Catch other types and use the old behavior (return as-is)
+ }
+
+ return $value;
+ }
+
+ /**
+ * Helper to make a link to the page, taking the plaintext
+ * value in consideration.
+ * @param Title $title The page
+ * @param array $parameters Query parameters
+ * @param string|null $html Linktext of the link as raw html
+ * @return string
+ */
+ protected function makePageLink( Title $title = null, $parameters = [], $html = null ) {
+ if ( !$title instanceof Title ) {
+ $msg = $this->msg( 'invalidtitle' )->text();
+ if ( !$this->plaintext ) {
+ return Html::element( 'span', [ 'class' => 'mw-invalidtitle' ], $msg );
+ } else {
+ return $msg;
+ }
+ }
+
+ if ( !$this->plaintext ) {
+ $html = $html !== null ? new HtmlArmor( $html ) : $html;
+ $link = $this->getLinkRenderer()->makeLink( $title, $html, [], $parameters );
+ } else {
+ $link = '[[' . $title->getPrefixedText() . ']]';
+ }
+
+ return $link;
+ }
+
+ /**
+ * Provides the name of the user who performed the log action.
+ * Used as part of log action message or standalone, depending
+ * which parts of the log entry has been hidden.
+ * @return string
+ */
+ public function getPerformerElement() {
+ if ( $this->canView( LogPage::DELETED_USER ) ) {
+ $performer = $this->entry->getPerformer();
+ $element = $this->makeUserLink( $performer );
+ if ( $this->entry->isDeleted( LogPage::DELETED_USER ) ) {
+ $element = $this->styleRestricedElement( $element );
+ }
+ } else {
+ $element = $this->getRestrictedElement( 'rev-deleted-user' );
+ }
+
+ return $element;
+ }
+
+ /**
+ * Gets the user provided comment
+ * @return string HTML
+ */
+ public function getComment() {
+ if ( $this->canView( LogPage::DELETED_COMMENT ) ) {
+ $comment = Linker::commentBlock( $this->entry->getComment() );
+ // No hard coded spaces thanx
+ $element = ltrim( $comment );
+ if ( $this->entry->isDeleted( LogPage::DELETED_COMMENT ) ) {
+ $element = $this->styleRestricedElement( $element );
+ }
+ } else {
+ $element = $this->getRestrictedElement( 'rev-deleted-comment' );
+ }
+
+ return $element;
+ }
+
+ /**
+ * Helper method for displaying restricted element.
+ * @param string $message
+ * @return string HTML or wiki text
+ */
+ protected function getRestrictedElement( $message ) {
+ if ( $this->plaintext ) {
+ return $this->msg( $message )->text();
+ }
+
+ $content = $this->msg( $message )->escaped();
+ $attribs = [ 'class' => 'history-deleted' ];
+
+ return Html::rawElement( 'span', $attribs, $content );
+ }
+
+ /**
+ * Helper method for styling restricted element.
+ * @param string $content
+ * @return string HTML or wiki text
+ */
+ protected function styleRestricedElement( $content ) {
+ if ( $this->plaintext ) {
+ return $content;
+ }
+ $attribs = [ 'class' => 'history-deleted' ];
+
+ return Html::rawElement( 'span', $attribs, $content );
+ }
+
+ /**
+ * Shortcut for wfMessage which honors local context.
+ * @param string $key
+ * @return Message
+ */
+ protected function msg( $key ) {
+ return $this->context->msg( $key );
+ }
+
+ protected function makeUserLink( User $user, $toolFlags = 0 ) {
+ if ( $this->plaintext ) {
+ $element = $user->getName();
+ } else {
+ $element = Linker::userLink(
+ $user->getId(),
+ $user->getName()
+ );
+
+ if ( $this->linkFlood ) {
+ $element .= Linker::userToolLinks(
+ $user->getId(),
+ $user->getName(),
+ true, // redContribsWhenNoEdits
+ $toolFlags,
+ $user->getEditCount()
+ );
+ }
+ }
+
+ return $element;
+ }
+
+ /**
+ * @return array Array of titles that should be preloaded with LinkBatch
+ */
+ public function getPreloadTitles() {
+ return [];
+ }
+
+ /**
+ * @return array Output of getMessageParameters() for testing
+ */
+ public function getMessageParametersForTesting() {
+ // This function was added because getMessageParameters() is
+ // protected and a change from protected to public caused
+ // problems with extensions
+ return $this->getMessageParameters();
+ }
+
+ /**
+ * Get the array of parameters, converted from legacy format if necessary.
+ * @since 1.25
+ * @return array
+ */
+ protected function getParametersForApi() {
+ return $this->entry->getParameters();
+ }
+
+ /**
+ * Format parameters for API output
+ *
+ * The result array should generally map named keys to values. Index and
+ * type should be omitted, e.g. "4::foo" should be returned as "foo" in the
+ * output. Values should generally be unformatted.
+ *
+ * Renames or removals of keys besides from the legacy numeric format to
+ * modern named style should be avoided. Any renames should be announced to
+ * the mediawiki-api-announce mailing list.
+ *
+ * @since 1.25
+ * @return array
+ */
+ public function formatParametersForApi() {
+ $logParams = [];
+ foreach ( $this->getParametersForApi() as $key => $value ) {
+ $vals = explode( ':', $key, 3 );
+ if ( count( $vals ) !== 3 ) {
+ $logParams[$key] = $value;
+ continue;
+ }
+ $logParams += $this->formatParameterValueForApi( $vals[2], $vals[1], $value );
+ }
+ ApiResult::setIndexedTagName( $logParams, 'param' );
+ ApiResult::setArrayType( $logParams, 'assoc' );
+
+ return $logParams;
+ }
+
+ /**
+ * Format a single parameter value for API output
+ *
+ * @since 1.25
+ * @param string $name
+ * @param string $type
+ * @param string $value
+ * @return array
+ */
+ protected function formatParameterValueForApi( $name, $type, $value ) {
+ $type = strtolower( trim( $type ) );
+ switch ( $type ) {
+ case 'bool':
+ $value = (bool)$value;
+ break;
+
+ case 'number':
+ if ( ctype_digit( $value ) || is_int( $value ) ) {
+ $value = (int)$value;
+ } else {
+ $value = (float)$value;
+ }
+ break;
+
+ case 'array':
+ case 'assoc':
+ case 'kvp':
+ if ( is_array( $value ) ) {
+ ApiResult::setArrayType( $value, $type );
+ }
+ break;
+
+ case 'timestamp':
+ $value = wfTimestamp( TS_ISO_8601, $value );
+ break;
+
+ case 'msg':
+ case 'msg-content':
+ $msg = $this->msg( $value );
+ if ( $type === 'msg-content' ) {
+ $msg->inContentLanguage();
+ }
+ $value = [];
+ $value["{$name}_key"] = $msg->getKey();
+ if ( $msg->getParams() ) {
+ $value["{$name}_params"] = $msg->getParams();
+ }
+ $value["{$name}_text"] = $msg->text();
+ return $value;
+
+ case 'title':
+ case 'title-link':
+ $title = Title::newFromText( $value );
+ if ( !$title ) {
+ // Huh? Do something halfway sane.
+ $title = SpecialPage::getTitleFor( 'Badtitle', $value );
+ }
+ $value = [];
+ ApiQueryBase::addTitleInfo( $value, $title, "{$name}_" );
+ return $value;
+
+ case 'user':
+ case 'user-link':
+ $user = User::newFromName( $value );
+ if ( $user ) {
+ $value = $user->getName();
+ }
+ break;
+
+ default:
+ // do nothing
+ break;
+ }
+
+ return [ $name => $value ];
+ }
+}
+
+/**
+ * This class formats all log entries for log types
+ * which have not been converted to the new system.
+ * This is not about old log entries which store
+ * parameters in a different format - the new
+ * LogFormatter classes have code to support formatting
+ * those too.
+ * @since 1.19
+ */
+class LegacyLogFormatter extends LogFormatter {
+ /**
+ * Backward compatibility for extension changing the comment from
+ * the LogLine hook. This will be set by the first call on getComment(),
+ * then it might be modified by the hook when calling getActionLinks(),
+ * so that the modified value will be returned when calling getComment()
+ * a second time.
+ *
+ * @var string|null
+ */
+ private $comment = null;
+
+ /**
+ * Cache for the result of getActionLinks() so that it does not need to
+ * run multiple times depending on the order that getComment() and
+ * getActionLinks() are called.
+ *
+ * @var string|null
+ */
+ private $revert = null;
+
+ public function getComment() {
+ if ( $this->comment === null ) {
+ $this->comment = parent::getComment();
+ }
+
+ // Make sure we execute the LogLine hook so that we immediately return
+ // the correct value.
+ if ( $this->revert === null ) {
+ $this->getActionLinks();
+ }
+
+ return $this->comment;
+ }
+
+ protected function getActionMessage() {
+ $entry = $this->entry;
+ $action = LogPage::actionText(
+ $entry->getType(),
+ $entry->getSubtype(),
+ $entry->getTarget(),
+ $this->plaintext ? null : $this->context->getSkin(),
+ (array)$entry->getParameters(),
+ !$this->plaintext // whether to filter [[]] links
+ );
+
+ $performer = $this->getPerformerElement();
+ if ( !$this->irctext ) {
+ $sep = $this->msg( 'word-separator' );
+ $sep = $this->plaintext ? $sep->text() : $sep->escaped();
+ $action = $performer . $sep . $action;
+ }
+
+ return $action;
+ }
+
+ public function getActionLinks() {
+ if ( $this->revert !== null ) {
+ return $this->revert;
+ }
+
+ if ( $this->entry->isDeleted( LogPage::DELETED_ACTION ) ) {
+ $this->revert = '';
+ return $this->revert;
+ }
+
+ $title = $this->entry->getTarget();
+ $type = $this->entry->getType();
+ $subtype = $this->entry->getSubtype();
+
+ // Do nothing. The implementation is handled by the hook modifiying the
+ // passed-by-ref parameters. This also changes the default value so that
+ // getComment() and getActionLinks() do not call them indefinitely.
+ $this->revert = '';
+
+ // This is to populate the $comment member of this instance so that it
+ // can be modified when calling the hook just below.
+ if ( $this->comment === null ) {
+ $this->getComment();
+ }
+
+ $params = $this->entry->getParameters();
+
+ Hooks::run( 'LogLine', [ $type, $subtype, $title, $params,
+ &$this->comment, &$this->revert, $this->entry->getTimestamp() ] );
+
+ return $this->revert;
+ }
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-04 21:30:48 +0000