DtdFFS.php

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<?php
class DtdFFS extends SimpleFFS {
    public function getFileExtensions() {
        return array( '.dtd' );
    }

    public function readFromVariable( $data ) {
        preg_match_all( ',# Author: ([^\n]+)\n,', $data, $matches );
        $authors = array();

        $count = count( $matches[1] );
        for ( $i = 0; $i < $count; $i++ ) {
            $authors[] = $matches[1][$i];
        }

        preg_match_all( ',<!ENTITY[ ]+([^ ]+)\s+"([^"]+)"[^>]*>,', $data, $matches );

        $keys = $matches[1];
        $values = $matches[2];

        $messages = array();

        $count = count( $matches[1] );
        for ( $i = 0; $i < $count; $i++ ) {
            $messages[$keys[$i]] = str_replace(
                array( '&quot;', '&#34;', '&#39;' ),
                array( '"', '"', "'" ),
                $values[$i] );
        }

        $messages = $this->group->getMangler()->mangle( $messages );

        return array(
            'AUTHORS' => $authors,
            'MESSAGES' => $messages,
        );
    }

    protected function writeReal( MessageCollection $collection ) {
        $collection->loadTranslations();

        $header = "<!--\n";
        $header .= $this->doHeader( $collection );
        $header .= $this->doAuthors( $collection );
        $header .= "-->\n";

        $output = '';
        $mangler = $this->group->getMangler();

        foreach ( $collection as $key => $m ) {
            $key = $mangler->unmangle( $key );
            $trans = $m->translation();
            $trans = str_replace( TRANSLATE_FUZZY, '', $trans );

            if ( $trans === '' ) {
                continue;
            }

            $trans = str_replace( '"', '&quot;', $trans );
            $output .= "<!ENTITY $key \"$trans\">\n";
        }

        return $output ? $header . $output : false;
    }

    protected function doHeader( MessageCollection $collection ) {
        global $wgSitename;

        $code = $collection->code;
        $name = TranslateUtils::getLanguageName( $code );
        $native = TranslateUtils::getLanguageName( $code, $code );

        $output = "# Messages for $name ($native)\n";
        $output .= "# Exported from $wgSitename\n\n";

        return $output;
    }

    protected function doAuthors( MessageCollection $collection ) {
        $output = '';
        $authors = $collection->getAuthors();
        $authors = $this->filterAuthors( $authors, $collection->code );

        foreach ( $authors as $author ) {
            $output .= "# Author: $author\n";
        }

        return $output;
    }
}