RenameuserLogFormatter.php

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<?php
 
class RenameuserLogFormatter extends LogFormatter {
 
    protected function getMessageParameters() {
        $params = parent::getMessageParameters();
        /* Current format:
         * 1,2,3: normal logformatter params
         * 4: old username (linked)
         *    (legaciest doesn't have this at all, all in comment)
         *    (legacier uses this as new name and stores old name in target)
         * 5: new username (linked)
         * 6: number of edits the user had at the time
         *    (not available except in newest log entries)
         * 7: new username (raw format for GENDER)
         * Note that the arrays are zero-indexed, while message parameters
         * start from 1, so substract one to get array entries below.
         */
 
        if ( !isset( $params[3] ) ) {
            // The oldest format
            return $params;
        } elseif ( !isset( $params[4] ) ) {
            // See comments above
            $params[4] = $params[3];
            $params[3] = $this->entry->getTarget()->getText();
        }
 
        // Nice link to old user page
        $title = Title::makeTitleSafe( NS_USER, $params[3] );
        $link = $this->myPageLink( $title, $params[3],
            [ 'redirect' => 'no' ] );
        $params[3] = Message::rawParam( $link );
 
        // Nice link to new user page
        $title = Title::makeTitleSafe( NS_USER, $params[4] );
        $link = $this->myPageLink( $title, $params[4] );
        $params[4] = Message::rawParam( $link );
        // GENDER support (using new user page)
        $params[6] = $title->getText();
 
        return $params;
    }
 
    protected function myPageLink( Title $title = null, $text, $query = [] ) {
        if ( !$this->plaintext ) {
            if ( !$title instanceof Title ) {
                $link = htmlspecialchars( $text );
            } else {
                $link = $this->getLinkRenderer()->makeLink( $title, $text, [], $query );
            }
        } else {
            if ( !$title instanceof Title ) {
                $link = "[[User:$text]]";
            } else {
                $link = '[[' . $title->getPrefixedText() . ']]';
            }
        }
 
        return $link;
    }
 
    public function getMessageKey() {
        $key = parent::getMessageKey();
        $params = $this->extractParameters();
 
        // Very old log format, everything in comment
        if ( !isset( $params[3] ) ) {
            return "$key-legaciest";
        } elseif ( !isset( $params[5] ) ) {
            return "$key-legacier";
        }
 
        return $key;
    }
 
    public function getPreloadTitles() {
        $params = $this->extractParameters();
        if ( !isset( $params[3] ) ) {
            // Very old log format, everything in comment - legaciest
            return [];
        }
        if ( !isset( $params[4] ) ) {
            // Old log format - legacier
            $newUserName = $params[3];
        } else {
            $newUserName = $params[4];
        }
 
        $title = Title::makeTitleSafe( NS_USER, $newUserName );
        if ( $title ) {
            return [ $title ];
        }
 
        return [];
    }
}