groupStatistics.php

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<?php
use MediaWiki\Extension\Translate\MessageGroupProcessing\MessageGroups;
use MediaWiki\Extension\Translate\Utilities\Utilities;
use MediaWiki\Languages\LanguageNameUtils;
 
// Standard boilerplate to define $IP
if ( getenv( 'MW_INSTALL_PATH' ) !== false ) {
    $IP = getenv( 'MW_INSTALL_PATH' );
} else {
    $dir = __DIR__;
    $IP = "$dir/../../..";
}
require_once "$IP/maintenance/Maintenance.php";
 
class GroupStatistics extends Maintenance {
    public $mostSpokenLanguages = [
        'en' => [ 1, 1500, 'multiple' ],
        'zh-hans' => [ 2, 1300, 'asia' ],
        'zh-hant' => [ 2, 1300, 'asia' ],
        'hi' => [ 3, 550, 'asia' ],
        'ar' => [ 4, 530, 'multiple' ],
        'es' => [ 5, 500, 'multiple' ],
        'ms' => [ 6, 300, 'asia' ],
        'pt' => [ 7, 290, 'multiple' ],
        'pt-br' => [ 7, 290, 'america' ],
        'ru' => [ 8, 278, 'multiple' ],
        'id' => [ 9, 250, 'asia' ],
        'bn' => [ 10, 230, 'asia' ],
        'fr' => [ 11, 200, 'multiple' ],
        'de' => [ 12, 185, 'europe' ],
        'ja' => [ 13, 132, 'asia' ],
        'fa' => [ 14, 107, 'asia' ],
        'pnb' => [ 15, 104, 'asia' ], // Most spoken variant
        'tl' => [ 16, 90, 'asia' ],
        'mr' => [ 17, 90, 'asia' ],
        'vi' => [ 18, 80, 'asia' ],
        'jv' => [ 19, 80, 'asia' ],
        'te' => [ 20, 80, 'asia' ],
        'ko' => [ 21, 78, 'asia' ],
        'wuu' => [ 22, 77, 'asia' ],
        'arz' => [ 23, 76, 'africa' ],
        'th' => [ 24, 73, 'asia' ],
        'yue' => [ 25, 71, 'asia' ],
        'tr' => [ 26, 70, 'multiple' ],
        'it' => [ 27, 70, 'europe' ],
        'ta' => [ 28, 66, 'asia' ],
        'ur' => [ 29, 60, 'asia' ],
        'my' => [ 30, 52, 'asia' ],
        'sw' => [ 31, 50, 'africa' ],
        'nan' => [ 32, 49, 'asia' ],
        'kn' => [ 33, 47, 'asia' ],
        'gu' => [ 34, 46, 'asia' ],
        'uk' => [ 35, 45, 'europe' ],
        'pl' => [ 36, 43, 'europe' ],
        'sd' => [ 37, 41, 'asia' ],
        'ha' => [ 38, 39, 'africa' ],
        'ml' => [ 39, 37, 'asia' ],
        'gan-hans' => [ 40, 35, 'asia' ],
        'gan-hant' => [ 40, 35, 'asia' ],
        'hak' => [ 41, 34, 'asia' ],
        'or' => [ 42, 31, 'asia' ],
        'ne' => [ 43, 30, 'asia' ],
        'ro' => [ 44, 28, 'europe' ],
        'su' => [ 45, 27, 'asia' ],
        'az' => [ 46, 27, 'asia' ],
        'nl' => [ 47, 27, 'europe' ],
        'zu' => [ 48, 26, 'africa' ],
        'ps' => [ 49, 26, 'asia' ],
        'ckb' => [ 50, 26, 'asia' ],
        'ku-latn' => [ 50, 26, 'asia' ],
    ];
    public $localisedWeights = [
        'wikimedia' => [
            // 'core-0-mostused' => 40,
            'core' => 50,
            'ext-0-wikimedia' => 50
        ],
        'fundraiser' => [
            'ext-di-di' => 16,
            'ext-di-pfpg' => 84,
        ],
        'mediawiki' => [
            // 'core-0-mostused' => 30,
            'core' => 50,
            'ext-0-wikimedia' => 25,
            'ext-0-all' => 25
        ]
    ];
    public $wikimediaCodeMap = [
        // Codes containing a dash
        'bat-smg' => 'bat-smg',
        'cbk-zam' => 'cbk-zam',
        'map-bms' => 'map-bms',
        'nds-nl' => 'nds-nl',
        'roa-rup' => 'roa-rup',
        'roa-tara' => 'roa-tara',
 
        // Remaps
        'be-tarask' => 'be-x-old',
        'gsw' => 'als',
        'ike-cans' => 'iu',
        'ike-latn' => 'iu',
        'lzh' => 'zh-classical',
        'nan' => 'zh-min-nan',
        'vro' => 'fiu-vro',
        'yue' => 'zh-yue',
 
        // Ignored language codes. See reason.
        'als' => '', // gsw
        'be-x-old' => '', // be-tarask
        'crh' => '', // crh-*
        'de-at' => '', // de
        'de-ch' => '', // de
        'de-formal' => '', // de, not reporting formal form
        'dk' => '', // da
        'en-au' => '', // en
        'en-ca' => '', // no MW code
        'en-gb' => '', // no MW code
        'es-419' => '', // no MW code
        'fiu-vro' => '', // vro
        'gan' => '', // gan-*
        'got' => '', // extinct. not reporting formal form
        'hif' => '', // hif-*
        'hu-formal' => '', // not reporting
        'iu' => '', // ike-*
        'kk' => '', // kk-*
        'kk-cn' => '', // kk-arab
        'kk-kz' => '', // kk-cyrl
        'kk-tr' => '', // kk-latn
        'ko-kp' => '', // ko
        'ku' => '', // ku-*
        'ku-arab' => '', // ckb
        'nb' => '', // no
        'nl-be' => '', // no MW code
        'nl-informal' => '', // nl, not reporting informal form
        'ruq' => '', // ruq-*
        'simple' => '', // en
        'sr' => '', // sr-*
        'tg' => '', // tg-*
        'tp' => '', // tokipona
        'tt' => '', // tt-*
        'ug' => '', // ug-*
        'zh' => '', // zh-*
        'zh-classical' => '', // lzh
        'zh-cn' => '', // zh
        'zh-sg' => '', // zh
        'zh-hk' => '', // zh
        'zh-min-nan' => '', // nan
        'zh-mo' => '', // zh
        'zh-my' => '', // zh
        'zh-tw' => '', // zh
        'zh-yue' => '', // yue
    ];
 
    public function __construct() {
        parent::__construct();
        $this->addDescription( 'Script to generate statistics about the localisation ' .
            'level of one or more message groups.' );
        $this->addOption(
            'groups',
            '(optional) Comma separated list of groups',
            false, /*required*/
            true /*has arg*/
        );
        $this->addOption(
            'output',
            '(optional) csv: Comma Separated Values, wiki: MediaWiki syntax, ' .
                'text: Text with tabs. Default: default',
            false, /*required*/
            true /*has arg*/
        );
        $this->addOption(
            'skiplanguages',
            '(optional) Comma separated list of languages to be skipped',
            false, /*required*/
            true /*has arg*/
        );
        $this->addOption(
            'skipzero',
            '(optional) Skip languages that do not have any localisation at all'
        );
        $this->addOption(
            'legenddetail',
            '(optional) Page name for legend to be transcluded at the top of the details table',
            false, /*required*/
            true /*has arg*/
        );
        $this->addOption(
            'legendsummary',
            '(optional) Page name for legend to be transcluded at the top of the summary table',
            false, /*required*/
            true /*has arg*/
        );
        $this->addOption(
            'fuzzy',
            '(optional) Add column for fuzzy counts'
        );
        $this->addOption(
            'speakers',
            '(optional) Add column for number of speakers (est.). ' .
            'Only valid when combined with "most"'
        );
        $this->addOption(
            'nol10n',
            '(optional) Do not add localised language name if I18ntags is installed'
        );
        $this->addOption(
            'continent',
            '(optional) Add a continent column. Only available when output is ' .
            '"wiki" or not specified.'
        );
        $this->addOption(
            'summary',
            '(optional) Add a summary with counts and scores per continent category ' .
            'and totals. Only available for a valid "most" value.',
            false, /*required*/
            true /*has arg*/
        );
        $this->addOption(
            'wmfscore',
            'Only output WMF language code and weighted score for all ' .
            'language codes for weighing group "wikimedia" in CSV. This ' .
            'report must keep a stable layout as it is used/will be ' .
            'used in the Wikimedia statistics.'
        );
        $this->addOption(
            'most',
            '(optional) "mediawiki" or "wikimedia". Report on the 50 most ' .
            'spoken languages. Skipzero is ignored. If a valid scope is ' .
            'defined, the group list and fuzzy are ignored and the ' .
            'localisation levels are weighted and reported.',
            false, /*required*/
            true /*has arg*/
        );
        $this->requireExtension( 'Translate' );
    }
 
    public function execute() {
        $output = $this->getOption( 'output', 'default' );
 
        // Select an output engine
        switch ( $output ) {
            case 'wiki':
                $out = new WikiStatsOutput();
                break;
            case 'text':
                $out = new TextStatsOutput();
                break;
            case 'csv':
                $out = new CsvStatsOutput();
                break;
            default:
                $out = new TranslateStatsOutput();
        }
 
        $skipLanguages = [];
        if ( $this->hasOption( 'skiplanguages' ) ) {
            $skipLanguages = array_map(
                'trim',
                explode( ',', $this->getOption( 'skiplanguages' ) )
            );
        }
 
        $reportScore = false;
        // Check if score should be reported and prepare weights
        $most = $this->getOption( 'most' );
        $weights = [];
        if ( $most && isset( $this->localisedWeights[$most] ) ) {
            $reportScore = true;
 
            foreach ( $this->localisedWeights[$most] as $weight ) {
                $weights[] = $weight;
            }
        }
 
        // check if l10n should be done
        $l10n = false;
        if ( ( $output === 'wiki' || $output === 'default' ) &&
            !$this->hasOption( 'nol10n' )
        ) {
            $l10n = true;
        }
 
        $wmfscore = $this->hasOption( 'wmfscore' );
 
        // Get groups from input
        $groups = [];
        if ( $reportScore ) {
            $reqGroups = array_keys( $this->localisedWeights[$most] );
        } elseif ( $wmfscore ) {
            $reqGroups = array_keys( $this->localisedWeights['wikimedia'] );
        } else {
            $reqGroups = array_map( 'trim', explode( ',', $this->getOption( 'groups' ) ) );
        }
 
        // List of all groups
        $allGroups = MessageGroups::singleton()->getGroups();
 
        // Get list of valid groups
        foreach ( $reqGroups as $id ) {
            // Page translation group ids use spaces which are not nice on command line
            $id = str_replace( '_', ' ', $id );
            if ( isset( $allGroups[$id] ) ) {
                $groups[$id] = $allGroups[$id];
            } else {
                $this->output( "Unknown group: $id" );
            }
        }
 
        if ( $wmfscore ) {
            // Override/set parameters
            $out = new CsvStatsOutput();
            $reportScore = true;
 
            $weights = [];
            foreach ( $this->localisedWeights['wikimedia'] as $weight ) {
                $weights[] = $weight;
            }
            $wmfscores = [];
        }
 
        if ( !count( $groups ) ) {
            $this->fatalError( 'No groups given' );
        }
 
        // List of all languages.
        $languages = Utilities::getLanguageNames( LanguageNameUtils::AUTONYMS );
        // Default sorting order by language code, users can sort wiki output.
        ksort( $languages );
 
        if ( $this->hasOption( 'legenddetail' ) ) {
            $out->addFreeText( '{{' . $this->getOption( 'legenddetail' ) . "}}\n" );
        }
 
        $totalWeight = 0;
        if ( $reportScore ) {
            if ( $wmfscore ) {
                foreach ( $this->localisedWeights['wikimedia'] as $weight ) {
                    $totalWeight += $weight;
                }
            } else {
                foreach ( $this->localisedWeights[$most] as $weight ) {
                    $totalWeight += $weight;
                }
            }
        }
 
        $showContinent = $this->getOption( 'continent' );
        if ( !$wmfscore ) {
            // Output headers
            $out->heading();
 
            $out->blockstart();
 
            if ( $most ) {
                $out->element( ( $l10n ? '{{int:translate-gs-pos}}' : 'Pos.' ), true );
            }
 
            $out->element( ( $l10n ? '{{int:translate-gs-code}}' : 'Code' ), true );
            $out->element( ( $l10n ? '{{int:translate-page-language}}' : 'Language' ), true );
            if ( $showContinent ) {
                $out->element( ( $l10n ? '{{int:translate-gs-continent}}' : 'Continent' ), true );
            }
 
            if ( $most && $this->hasOption( 'speakers' ) ) {
                $out->element( ( $l10n ? '{{int:translate-gs-speakers}}' : 'Speakers' ), true );
            }
 
            if ( $reportScore ) {
                $out->element(
                    ( $l10n ? '{{int:translate-gs-score}}' : 'Score' ) . ' (' . $totalWeight . ')',
                    true
                );
            }
 
            foreach ( $groups as $g ) {
                // Add unprocessed description of group as heading
                if ( $reportScore ) {
                    $gid = $g->getId();
                    $heading = $g->getLabel() . ' (' . $this->localisedWeights[$most][$gid] . ')';
                } else {
                    $heading = $g->getLabel();
                }
                $out->element( $heading, true );
                if ( !$reportScore && $this->hasOption( 'fuzzy' ) ) {
                    $out->element( ( $l10n ? '{{int:translate-percentage-fuzzy}}' : 'Fuzzy' ), true );
                }
            }
 
            $out->blockend();
        }
 
        $rows = [];
        foreach ( $languages as $code => $name ) {
            // Skip list
            if ( in_array( $code, $skipLanguages ) ) {
                continue;
            }
            $rows[$code] = [];
        }
 
        foreach ( $groups as $groupName => $g ) {
            $stats = MessageGroupStats::forGroup( $groupName );
 
            // Perform the statistic calculations on every language
            foreach ( $languages as $code => $name ) {
                // Skip list
                if ( !$most && in_array( $code, $skipLanguages ) ) {
                    continue;
                }
 
                // Do not calculate if we do not need it for anything.
                if ( $wmfscore && isset( $this->wikimediaCodeMap[$code] )
                    && $this->wikimediaCodeMap[$code] === ''
                ) {
                    continue;
                }
 
                // If --most is set, skip all other
                if ( $most && !isset( $this->mostSpokenLanguages[$code] ) ) {
                    continue;
                }
 
                $total = $stats[$code][MessageGroupStats::TOTAL];
                $translated = $stats[$code][MessageGroupStats::TRANSLATED];
                $fuzzy = $stats[$code][MessageGroupStats::FUZZY];
 
                $rows[$code][] = [ false, $translated, $total ];
 
                if ( $this->hasOption( 'fuzzy' ) ) {
                    $rows[$code][] = [ true, $fuzzy, $total ];
                }
            }
        }
 
        // init summary array
        $summarise = false;
        if ( $this->hasOption( 'summary' ) ) {
            $summarise = true;
            $summary = [];
        }
 
        foreach ( $languages as $code => $name ) {
            // Skip list
            if ( !$most && in_array( $code, $skipLanguages ) ) {
                continue;
            }
 
            // Skip unneeded
            if ( $wmfscore && isset( $this->wikimediaCodeMap[$code] )
                && $this->wikimediaCodeMap[$code] === ''
            ) {
                continue;
            }
 
            // If --most is set, skip all other
            if ( $most && !isset( $this->mostSpokenLanguages[$code] ) ) {
                continue;
            }
 
            $columns = $rows[$code];
 
            $allZero = true;
            foreach ( $columns as $fields ) {
                if ( (int)$fields[1] !== 0 ) {
                    $allZero = false;
                }
            }
 
            // Skip dummy languages if requested
            if ( $allZero && $this->hasOption( 'skipzero' ) ) {
                continue;
            }
 
            // Output the row
            if ( !$wmfscore ) {
                $out->blockstart();
            }
 
            // Fill language position field
            if ( $most ) {
                $out->element( $this->mostSpokenLanguages[$code][0] );
            }
 
            // Fill language name field
            if ( !$wmfscore ) {
                // Fill language code field
                $out->element( $code );
 
                if ( $l10n && function_exists( 'efI18nTagsInit' ) ) {
                    $out->element( '{{#languagename:' . $code . '}}' );
                } else {
                    $out->element( $name );
                }
            }
 
            // Fill continent field
            if ( $showContinent ) {
                if ( $this->mostSpokenLanguages[$code][2] === 'multiple' ) {
                    $continent = ( $l10n ? '{{int:translate-gs-multiple}}' : 'Multiple' );
                } else {
                    $continent = $l10n ?
                        '{{int:timezoneregion-' . $this->mostSpokenLanguages[$code][2] . '}}' :
                        ucfirst( $this->mostSpokenLanguages[$code][2] );
                }
 
                $out->element( $continent );
            }
 
            // Fill speakers field
            if ( $most && $this->hasOption( 'speakers' ) ) {
                $out->element( number_format( $this->mostSpokenLanguages[$code][1] ) );
            }
 
            // Fill the score field
            if ( $reportScore ) {
                // Keep count
                $i = 0;
                // Start with 0 points
                $score = 0;
 
                foreach ( $columns as $fields ) {
                    [ , $upper, $total ] = $fields;
                    // Weigh the score and add it to the current score
                    $score += ( $weights[$i] * $upper ) / $total;
                    $i++;
                }
 
                // Report a round numbers
                $score = number_format( $score, 0 );
 
                if ( $summarise ) {
                    $continent = $this->mostSpokenLanguages[$code][2];
                    if ( isset( $summary[$continent] ) ) {
                        $newcount = $summary[$continent][0] + 1;
                        $newscore = $summary[$continent][1] + (int)$score;
                    } else {
                        $newcount = 1;
                        $newscore = $score;
                    }
 
                    $summary[$continent] = [ $newcount, $newscore ];
                }
 
                if ( $wmfscore ) {
                    // Multiple variants can be used for the same wiki.
                    // Store the scores in an array and output them later
                    // when they can be averaged.
                    $wmfcode = $this->wikimediaCodeMap[$code] ?? explode( '-', $code, 2 )[0];
 
                    if ( isset( $wmfscores[$wmfcode] ) ) {
                        $count = $wmfscores[$wmfcode]['count'] + 1;
                        $tmpWmfScore = (int)$wmfscores[$wmfcode]['score'];
                        $tmpWmfCount = (int)$wmfscores[$wmfcode]['count'];
                        $score = ( ( $tmpWmfCount * $tmpWmfScore ) + (int)$score ) / $count;
                        $wmfscores[$wmfcode] = [ 'score' => $score, 'count' => $count ];
                    } else {
                        $wmfscores[$wmfcode] = [ 'score' => $score, 'count' => 1 ];
                    }
                } else {
                    $out->element( $score );
                }
            }
 
            // Fill fields for groups
            if ( !$wmfscore ) {
                foreach ( $columns as $fields ) {
                    [ $invert, $upper, $total ] = $fields;
                    $c = $out->formatPercent( $upper, $total, $invert );
                    $out->element( $c );
                }
 
                $out->blockend();
            }
        }
 
        $out->footer();
 
        if ( $reportScore && $this->hasOption( 'summary' ) ) {
            if ( $this->hasOption( 'legendsummary' ) ) {
                $out->addFreeText( '{{' . $this->getOption( 'legendsummary' ) . "}}\n" );
            }
 
            $out->summaryheading();
 
            $out->blockstart();
 
            $out->element( $l10n ? '{{int:translate-gs-continent}}' : 'Continent', true );
            $out->element( $l10n ? '{{int:translate-gs-count}}' : 'Count', true );
            $out->element( $l10n ? '{{int:translate-gs-avgscore}}' : 'Avg. score', true );
 
            $out->blockend();
 
            ksort( $summary );
 
            $totals = [ 0, 0 ];
 
            foreach ( $summary as $key => $values ) {
                $out->blockstart();
 
                if ( $key === 'multiple' ) {
                    $out->element( $l10n ? '{{int:translate-gs-multiple}}' : 'Multiple' );
                } else {
                    $out->element( $l10n ? '{{int:timezoneregion-' . $key . '}}' : ucfirst( $key ) );
                }
                $out->element( $values[0] );
                $out->element( number_format( $values[1] / $values[0] ) );
 
                $out->blockend();
 
                $totals[0] += $values[0];
                $totals[1] += $values[1];
            }
 
            $out->blockstart();
            $out->element( $l10n ? '{{int:translate-gs-total}}' : 'Total' );
            $out->element( $totals[0] );
            $out->element( number_format( $totals[1] / $totals[0] ) );
            $out->blockend();
 
            $out->footer();
        }
 
        // Custom output
        if ( $wmfscore ) {
            ksort( $wmfscores );
 
            foreach ( $wmfscores as $code => $stats ) {
                echo $code . ';' . number_format( $stats['score'] ) . ";\n";
            }
        }
    }
}
 
$maintClass = GroupStatistics::class;
require_once RUN_MAINTENANCE_IF_MAIN;