tabby/scripts/i18n-extract.js

#!/usr/bin/env node
const sh = require('shelljs')
const fs = require('fs/promises')
const vars = require('./vars')
const log = require('npmlog')
const { GettextExtractor, JsExtractors, HtmlExtractors } = require('gettext-extractor')

let extractor = new GettextExtractor()

const tempOutput = 'locale/app.new.pot'
const pot = 'locale/app.pot'
const tempHtml = 'locale/tmp-html'

;(async () => {
    sh.mkdir('-p', tempHtml)
    for (const plugin of vars.builtinPlugins) {
        log.info('compile-pug', plugin)

        sh.exec(`yarn pug --doctype html -s --pretty -O '{require: function(){}}' -o ${tempHtml}/${plugin} ${plugin}`, { fatal: true })
    }

    log.info('extract-ts')
    extractor.createJsParser([
        JsExtractors.callExpression('this.translate.instant', {
            arguments: { text: 0 },
        }),
        JsExtractors.callExpression('translate.instant', {
            arguments: { text: 0 },
        }),
        JsExtractors.callExpression('_', {
            arguments: { text: 0 },
        }),
    ]).parseFilesGlob('./tabby-*/src/**/*.ts')

    log.info('extract-pug')
    const options = {
        attributes: {
            context: 'translatecontext',
        },
    }
    extractor.createHtmlParser([
        HtmlExtractors.elementContent('translate, [translate=""]', options),
        HtmlExtractors.elementAttribute('[translate*=" "]', 'translate', options),
    ]).parseFilesGlob(`${tempHtml}/**/*.html`)

    extractor.savePotFile(tempOutput)
    extractor.printStats()

    sh.rm('-r', tempHtml)
    sh.exec(`msgcat -s ${tempOutput} > ${pot}`, { fatal: true })

    await fs.rename(tempOutput, pot)
})()