StatOutputs.php

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<?php
class StatsOutput {
    function formatPercent( $subset, $total, $revert = false, $accuracy = 2 ) {
        MediaWiki\suppressWarnings();
        $return = sprintf( '%.' . $accuracy . 'f%%', 100 * $subset / $total );
        MediaWiki\restoreWarnings();

        return $return;
    }

    # Override the following methods
    function heading() {
    }

    function footer() {
    }

    function blockstart() {
    }

    function blockend() {
    }

    function element( $in, $heading = false ) {
    }
}

class WikiStatsOutput extends StatsOutput {
    function heading() {
        global $wgDummyLanguageCodes;
        $version = SpecialVersion::getVersion( 'nodb' );
        echo "'''Statistics are based on:''' <code>" . $version . "</code>\n\n";
        echo "'''Note:''' These statistics can be generated by running " .
            "<code>php maintenance/language/transstat.php</code>.\n\n";
        echo "For additional information on specific languages (the message names, the actual " .
            "problems, etc.), run <code>php maintenance/language/checkLanguage.php --lang=foo</code>.\n\n";
        echo 'English (en) is excluded because it is the default localization';
        if ( is_array( $wgDummyLanguageCodes ) ) {
            $dummyCodes = [];
            foreach ( $wgDummyLanguageCodes as $dummyCode => $correctCode ) {
                $dummyCodes[] = Language::fetchLanguageName( $dummyCode ) . ' (' . $dummyCode . ')';
            }
            echo ', as well as the following languages that are not intended for ' .
                'system message translations, usually because they redirect to other ' .
                'language codes: ' . implode( ', ', $dummyCodes );
        }
        echo ".\n\n"; # dot to end sentence
        echo '{| class="sortable wikitable" border="2" style="background-color: #F9F9F9; ' .
            'border: 1px #AAAAAA solid; border-collapse: collapse; clear:both; width:100%;"' . "\n";
    }

    function footer() {
        echo "|}\n";
    }

    function blockstart() {
        echo "|-\n";
    }

    function blockend() {
        echo '';
    }

    function element( $in, $heading = false ) {
        echo ( $heading ? '!' : '|' ) . "$in\n";
    }

    function formatPercent( $subset, $total, $revert = false, $accuracy = 2 ) {
        MediaWiki\suppressWarnings();
        $v = round( 255 * $subset / $total );
        MediaWiki\restoreWarnings();

        if ( $revert ) {
            # Weigh reverse with factor 20 so coloring takes effect more quickly as
            # this option is used solely for reporting 'bad' percentages.
            $v = $v * 20;
            if ( $v > 255 ) {
                $v = 255;
            }
            $v = 255 - $v;
        }
        if ( $v < 128 ) {
            # Red to Yellow
            $red = 'FF';
            $green = sprintf( '%02X', 2 * $v );
        } else {
            # Yellow to Green
            $red = sprintf( '%02X', 2 * ( 255 - $v ) );
            $green = 'FF';
        }
        $blue = '00';
        $color = $red . $green . $blue;

        $percent = parent::formatPercent( $subset, $total, $revert, $accuracy );

        return 'style="background-color:#' . $color . ';"|' . $percent;
    }
}

class TextStatsOutput extends StatsOutput {
    function element( $in, $heading = false ) {
        echo $in . "\t";
    }

    function blockend() {
        echo "\n";
    }
}

class CsvStatsOutput extends StatsOutput {
    function element( $in, $heading = false ) {
        echo $in . ";";
    }

    function blockend() {
        echo "\n";
    }
}