mapcomplete/scripts/generateTranslations.ts

836 lines
28 KiB
TypeScript

import * as fs from "fs"
import { existsSync, mkdirSync, readFileSync, writeFileSync } from "fs"
import { Utils } from "../src/Utils"
import ScriptUtils from "./ScriptUtils"
import Script from "./Script"
const knownLanguages = ["en", "nl", "de", "fr", "es", "gl", "ca"]
const ignoreTerms = ["searchTerms"]
class TranslationPart {
contents: Map<string, TranslationPart | string> = new Map<string, TranslationPart | string>()
static fromDirectory(path): TranslationPart {
const files = ScriptUtils.readDirRecSync(path, 1).filter((file) => file.endsWith(".json"))
const rootTranslation = new TranslationPart()
for (const file of files) {
const content = JSON.parse(readFileSync(file, { encoding: "utf8" }))
const language = file.substr(0, file.length - ".json".length)
rootTranslation.addTranslation(language, content)
}
return rootTranslation
}
/**
* Add a leaf object
* @param language
* @param obj
*/
add(language: string, obj: any) {
for (const key in obj) {
const v = obj[key]
if (!this.contents.has(key)) {
this.contents.set(key, new TranslationPart())
}
const subpart = this.contents.get(key) as TranslationPart
if (typeof v === "string") {
subpart.contents.set(language, v)
} else {
subpart.add(language, v)
}
}
}
addTranslationObject(translations: any, context?: string) {
if (translations["#"] === "no-translations") {
console.log("Ignoring object at ", context, "which has '#':'no-translations'")
return
}
for (const translationsKey in translations) {
const v = translations[translationsKey]
if (typeof v != "string") {
console.error(
`Non-string object at ${context} in translation while trying to add the translation ` +
JSON.stringify(v) +
` to '` +
translationsKey +
"'. The offending object which _should_ be a translation is: ",
v,
"\n\nThe current object is (only showing en):",
this.toJson(),
"and has translations for",
Array.from(this.contents.keys())
)
throw (
"Error in an object depicting a translation: a non-string object was found. (" +
context +
")\n You probably put some other section accidentally in the translation"
)
}
this.contents.set(translationsKey, v)
}
}
recursiveAdd(object: any, context: string) {
const isProbablyTranslationObject = knownLanguages.some((l) => object.hasOwnProperty(l)) // TODO FIXME ID
if (isProbablyTranslationObject) {
this.addTranslationObject(object, context)
return
}
let dontTranslateKeys: string[] = undefined
{
const noTranslate = <string | string[]>object["#dont-translate"]
if (noTranslate === "*") {
console.log("Ignoring translations for " + context)
return
} else if (typeof noTranslate === "string") {
dontTranslateKeys = [noTranslate]
} else {
dontTranslateKeys = noTranslate
}
if (noTranslate !== undefined) {
console.log(
"Ignoring some translations for " +
context +
": " +
dontTranslateKeys.join(", ")
)
}
}
for (let key in object) {
if (ignoreTerms.indexOf(key) >= 0) {
continue
}
if (dontTranslateKeys?.indexOf(key) >= 0) {
continue
}
const v = object[key]
if (v == null) {
continue
}
if (typeof v !== "object") {
continue
}
if (context.endsWith(".tagRenderings")) {
if (v["id"] === undefined) {
if (v["builtin"] !== undefined && typeof v["builtin"] === "string") {
key = v["builtin"]
} else {
throw (
"At " +
context +
": every object within a tagRenderings-list should have an id. " +
JSON.stringify(v) +
" has no id"
)
}
} else {
// We use the embedded id as key instead of the index as this is more stable
// Note: indonesian is shortened as 'id' as well!
if (v["en"] !== undefined || v["nl"] !== undefined) {
// This is probably a translation already!
// pass
} else {
key = v["id"]
if (typeof key !== "string") {
throw "Panic: found a non-string ID at" + context
}
}
}
}
if (!this.contents.get(key)) {
this.contents.set(key, new TranslationPart())
}
;(this.contents.get(key) as TranslationPart).recursiveAdd(v, context + "." + key)
}
}
knownLanguages(): string[] {
const languages = []
for (const key of Array.from(this.contents.keys())) {
const value = this.contents.get(key)
if (typeof value === "string") {
if (key === "#") {
continue
}
languages.push(key)
} else {
languages.push(...(value as TranslationPart).knownLanguages())
}
}
return Utils.Dedup(languages)
}
toJson(neededLanguage?: string): string {
const parts = []
let keys = Array.from(this.contents.keys())
keys = keys.sort()
for (const key of keys) {
let value = this.contents.get(key)
if (typeof value === "string") {
value = value.replace(/"/g, '\\"').replace(/\n/g, "\\n")
if (neededLanguage === undefined) {
parts.push(`"${key}": "${value}"`)
} else if (key === neededLanguage) {
return `"${value}"`
}
} else {
const sub = (value as TranslationPart).toJson(neededLanguage)
if (sub !== "") {
parts.push(`"${key}": ${sub}`)
}
}
}
if (parts.length === 0) {
return ""
}
return `{${parts.join(",")}}`
}
validateStrict(ctx?: string): void {
const errors = this.validate()
for (const err of errors) {
console.error(
"ERROR in " + (ctx ?? "") + " " + err.path.join(".") + "\n " + err.error
)
}
if (errors.length > 0) {
throw ctx + " has " + errors.length + " inconsistencies in the translation"
}
}
/**
* Checks the leaf objects: special values must be present and identical in every leaf
*/
validate(path = []): { error: string; path: string[] }[] {
const errors: { error: string; path: string[] }[] = []
const neededSubparts = new Set<{ part: string; usedByLanguage: string }>()
let isLeaf: boolean = undefined
this.contents.forEach((value, key) => {
if (typeof value !== "string") {
const recErrors = value.validate([...path, key])
errors.push(...recErrors)
return
}
if (isLeaf === undefined) {
isLeaf = true
} else if (!isLeaf) {
errors.push({
error: "Mixed node: non-leaf node has translation strings",
path: path,
})
}
let subparts: string[] = value.match(/{[^}]*}/g)
if (subparts !== null) {
let [_, __, weblatepart, lang] = key.split("/")
if (lang === undefined) {
// This is a core translation, it has one less path segment
lang = weblatepart
}
subparts = subparts.map((p) => p.split(/\(.*\)/)[0])
for (const subpart of subparts) {
neededSubparts.add({ part: subpart, usedByLanguage: lang })
}
}
})
// Actually check for the needed sub-parts, e.g. that {key} isn't translated into {sleutel}
this.contents.forEach((value, key) => {
neededSubparts.forEach(({ part, usedByLanguage }) => {
if (typeof value !== "string") {
return
}
let [_, __, weblatepart, lang] = key.split("/")
if (lang === undefined) {
// This is a core translation, it has one less path segment
lang = weblatepart
weblatepart = "core"
}
const fixLink = `Fix it on https://hosted.weblate.org/translate/mapcomplete/${weblatepart}/${lang}/?offset=1&q=context%3A%3D%22${encodeURIComponent(
path.join(".")
)}%22`
let subparts: string[] = value.match(/{[^}]*}/g)
if (subparts === null) {
if (neededSubparts.size > 0) {
errors.push({
error:
"The translation for " +
key +
" does not have any subparts, but expected " +
Array.from(neededSubparts)
.map(
(part) =>
part.part + " (used in " + part.usedByLanguage + ")"
)
.join(",") +
" . The full translation is " +
value +
"\n" +
fixLink,
path: path,
})
}
return
}
subparts = subparts.map((p) => p.split(/\(.*\)/)[0])
if (subparts.indexOf(part) < 0) {
if (lang === "en" || usedByLanguage === "en") {
errors.push({
error: `The translation for ${key} does not have the required subpart ${part} (in ${usedByLanguage}).
\tThe full translation is ${value}
\t${fixLink}`,
path: path,
})
}
}
})
})
return errors
}
/**
* Recursively adds a translation object, the inverse of 'toJson'
* @param language
* @param object
* @private
*/
private addTranslation(language: string, object: any) {
for (const key in object) {
const v = object[key]
if (v === "") {
delete object[key]
continue
}
let subpart = <TranslationPart>this.contents.get(key)
if (subpart === undefined) {
subpart = new TranslationPart()
this.contents.set(key, subpart)
}
if (typeof v === "string") {
subpart.contents.set(language, v)
} else {
subpart.addTranslation(language, v)
}
}
}
}
/**
* Converts a translation object into something that can be added to the 'generated translations'.
*
* To debug the 'compiledTranslations', add a languageWhiteList to only generate a single language
*/
function transformTranslation(
obj: any,
path: string[] = [],
languageWhitelist: string[] = undefined,
shortNotation = false
) {
if (GenerateTranslations.isTranslation(obj)) {
return `new Translation( ${JSON.stringify(obj)} )`
}
const values: string[] = []
const spaces = Utils.Times((_) => " ", path.length + 1)
for (const key in obj) {
if (key === "#") {
continue
}
if (key.match("^[a-zA-Z0-9_]*$") === null) {
throw "Invalid character in key: " + key
}
let value = obj[key]
if (GenerateTranslations.isTranslation(value)) {
if (languageWhitelist !== undefined) {
const nv = {}
for (const ln of languageWhitelist) {
nv[ln] = value[ln]
}
value = nv
}
if (value["en"] === undefined) {
throw `At ${path.join(".")}: Missing 'en' translation at path ${path.join(
"."
)}.${key}\n\tThe translations in other languages are ${JSON.stringify(value)}`
}
const subParts: string[] = value["en"].match(/{[^}]*}/g)
let expr = `new Translation(${JSON.stringify(value)}, "core:${path.join(".")}.${key}")`
if (subParts !== null) {
// convert '{to_substitute}' into 'to_substitute'
const types = Utils.Dedup(subParts.map((tp) => tp.substring(1, tp.length - 1)))
const invalid = types.filter(
(part) => part.match(/^[a-z0-9A-Z_]+(\(.*\))?$/) == null
)
if (invalid.length > 0) {
throw `At ${path.join(
"."
)}: A subpart contains invalid characters: ${subParts.join(", ")}`
}
expr = `new TypedTranslation<{ ${types.join(", ")} }>(${JSON.stringify(
value
)}, "core:${path.join(".")}.${key}")`
}
if (shortNotation) {
values.push(`${spaces} ${key}: ${expr}`)
} else {
values.push(`${spaces}get ${key}() { return ${expr} }`)
}
} else {
values.push(
spaces + key + ": " + transformTranslation(value, [...path, key], languageWhitelist)
)
}
}
return `{${values.join(",\n")}}`
}
/**
*
* const result = stringifySorted({"b": 43, "a": 42})
* result // => '{"a": 42,"b": 43}'
*
* // Should have correct newlines
* const result = stringifySorted({"b": {"x": "y"}, "a": 42}, " ")
* result // => '{\n "a": 42,\n "b": {\n "x": "y"\n }\n}'
*
* // Should sort like weblate does
* const result = stringifySorted({"1": "abc", "2": "def", "9": "ghi", "10": "xyz", "11": "uvw"})
* result // => '{"1": "abc","10": "xyz","11": "uvw","2": "def","9": "ghi"}'
*/
function stringifySorted(o: object, space: string = undefined, depth = 0): string {
const keys = Object.keys(o)
let obj = "{"
obj += keys
.sort()
.map((key) => {
const v = o[key]
let r = ""
if (space !== undefined) {
r += "\n"
for (let i = 0; i <= depth; i++) {
r += space
}
}
r += JSON.stringify("" + key) + ": "
if (typeof v === "object") {
r += stringifySorted(v, space, depth + 1)
} else if (Array.isArray(v)) {
r += "[" + v.map((v_) => stringifySorted(v_, space, depth + 1)).join(",") + "]"
} else {
r += JSON.stringify(v)
}
return r
})
.join(",")
if (space !== undefined) {
obj += "\n"
for (let i = 0; i < depth; i++) {
obj += space
}
}
obj += "}"
return obj
}
function removeEmptyString(object: object) {
for (const k in object) {
if (object[k] === "") {
delete object[k]
continue
}
if (typeof object[k] === "object") {
removeEmptyString(object[k])
}
}
return object
}
/**
* Formats the specified file, helps to prevent merge conflicts
* */
function formatFile(path) {
const original = readFileSync(path, "utf8")
let contents = JSON.parse(original)
contents = removeEmptyString(contents)
contents = stringifySorted(contents, " ")
writeFileSync(path, contents)
}
/**
* Reads 'lang/*.json', writes them into to 'assets/generated/translations.json'.
* This is only for the core translations
*/
/**
* Get all the strings out of the layers; writes them onto the weblate paths
* @param objects
* @param target
*/
function generateTranslationsObjectFrom(
objects: { path: string; parsed: { id: string } }[],
target: string
): string[] {
const tr = new TranslationPart()
for (const layerFile of objects) {
const config: { id: string } = layerFile.parsed
const layerTr = new TranslationPart()
if (config === undefined) {
throw "Got something not parsed! Path is " + layerFile.path
}
layerTr.recursiveAdd(config, layerFile.path)
tr.contents.set(config.id, layerTr)
}
const langs = tr.knownLanguages()
for (const lang of langs) {
if (lang === "#" || lang === "*") {
// Lets not export our comments or non-translated stuff
continue
}
let json = tr.toJson(lang)
try {
json = JSON.stringify(JSON.parse(json), null, " ") // MUST BE FOUR SPACES
} catch (e) {
console.error(e)
}
writeFileSync(`langs/${target}/${lang}.json`, json)
}
return langs
}
/**
* Merge two objects together
* @param source: where the translations come from
* @param target: the object in which the translations should be merged
* @param language: the language code
* @param context: context for error handling
* @constructor
*/
function MergeTranslation(source: any, target: any, language: string, context: string = "") {
let keyRemapping: Map<string, string> = undefined
if (context.endsWith(".tagRenderings")) {
keyRemapping = new Map<string, string>()
for (const key in target) {
keyRemapping.set(target[key].id ?? target[key].builtin, key)
}
}
for (const key in source) {
const sourceV = source[key]
const targetV = target[keyRemapping?.get(key) ?? key]
if (typeof sourceV === "string") {
// Add the translation
if (targetV === undefined) {
if (typeof target === "string") {
throw `Trying to merge a translation for ${language} into a fixed string at ${context} for key ${key}`
}
target[key] = source[key]
continue
}
if (targetV[language] === sourceV) {
// Already the same
continue
}
if (sourceV === "") {
console.log("Ignoring empty string in the translations")
}
if (typeof targetV === "string") {
throw `At context ${context}: Could not add a translation in language ${language}. The target object has a string at the given path, whereas the translation contains an object.\n String at target: ${targetV}\n Object at translation source: ${JSON.stringify(
sourceV
)}`
}
targetV[language] = sourceV
let was = ""
if (targetV[language] !== undefined && targetV[language] !== sourceV) {
was = " (overwritten " + targetV[language] + ")"
}
// console.log(" + ", context + "." + language, "-->", sourceV, was)
continue
}
if (typeof sourceV === "object") {
if (targetV === undefined) {
try {
target[language] = sourceV
} catch (e) {
throw `At context${context}: Could not add a translation in language ${language} due to ${e}`
}
} else {
MergeTranslation(sourceV, targetV, language, context + "." + key)
}
continue
}
throw "Case fallthrough"
}
return target
}
function mergeLayerTranslation(
layerConfig: { id: string },
path: string,
translationFiles: Map<string, any>
) {
const id = layerConfig.id
translationFiles.forEach((translations, lang) => {
const translationsForLayer = translations[id]
MergeTranslation(translationsForLayer, layerConfig, lang, path + ":" + id)
})
}
function loadTranslationFilesFrom(target: string): Map<string, any> {
const translationFilePaths = ScriptUtils.readDirRecSync("./langs/" + target).filter((path) =>
path.endsWith(".json")
)
const translationFiles = new Map<string, any>()
for (const translationFilePath of translationFilePaths) {
let language = translationFilePath.substr(translationFilePath.lastIndexOf("/") + 1)
language = language.substr(0, language.length - 5)
try {
translationFiles.set(language, JSON.parse(readFileSync(translationFilePath, "utf8")))
} catch (e) {
console.error("Invalid JSON file or file does not exist", translationFilePath)
throw e
}
}
return translationFiles
}
/**
* Load the translations from the weblate files back into the layers
*/
function mergeLayerTranslations(englishOnly: boolean = false) {
const layerFiles = ScriptUtils.getLayerFiles()
for (const layerFile of layerFiles) {
mergeLayerTranslation(layerFile.parsed, layerFile.path, loadTranslationFilesFrom("layers"))
const endsWithNewline =
readFileSync(layerFile.path, { encoding: "utf8" })?.endsWith("\n") ?? true
let config = layerFile.parsed
if (englishOnly) {
config = Utils.Clone(config)
removeNonEnglishTranslations(config)
}
writeFileSync(
layerFile.path,
JSON.stringify(config, null, " ") + (endsWithNewline ? "\n" : "")
) // layers use 2 spaces
}
}
function removeNonEnglishTranslations(object: any) {
Utils.WalkObject(
object,
(leaf: any) => {
const en = leaf["en"]
if (!en) {
return
}
for (const key in leaf) {
if (key.startsWith("#")) {
continue
}
delete leaf[key]
}
leaf["en"] = en
},
(possibleLeaf) =>
possibleLeaf !== null &&
typeof possibleLeaf === "object" &&
GenerateTranslations.isTranslation(possibleLeaf)
)
}
/**
* Load the translations into the theme files
*/
function mergeThemeTranslations(englishOnly: boolean = false) {
const themeFiles = ScriptUtils.getThemeFiles(true)
for (const themeFile of themeFiles) {
let config = themeFile.parsed
mergeLayerTranslation(config, themeFile.path, loadTranslationFilesFrom("themes"))
const allTranslations = new TranslationPart()
allTranslations.recursiveAdd(config, themeFile.path)
const endsWithNewline =
readFileSync(themeFile.path, { encoding: "utf8" })?.endsWith("\n") ?? true
if (englishOnly) {
config = Utils.Clone(config)
removeNonEnglishTranslations(config)
}
writeFileSync(
themeFile.path,
JSON.stringify(config, null, " ") + (endsWithNewline ? "\n" : "")
) // Themefiles use 2 spaces
}
}
class GenerateTranslations extends Script {
constructor() {
super("Syncs translations from/to the theme and layer files")
}
/**
* Checks that the given object only contains string-values
* @param tr
*/
static isTranslation(tr: Record<string, string | object>): boolean {
if (tr["#"] === "no-translations") {
return false
}
if (tr["special"]) {
return false
}
for (const key in tr) {
if (typeof tr[key] !== "string") {
return false
}
}
return true
}
/**
* OUtputs the 'used_languages.json'-file
*/
detectUsedLanguages() {
{
const l1 = generateTranslationsObjectFrom(ScriptUtils.getLayerFiles(), "layers")
const l2 = generateTranslationsObjectFrom(
ScriptUtils.getThemeFiles(true).filter(
(th) => th.parsed.mustHaveLanguage === undefined
),
"themes"
)
const usedLanguages: string[] = Utils.Dedup(l1.concat(l2)).filter((v) => v !== "*")
usedLanguages.sort()
fs.writeFileSync(
"./src/assets/used_languages.json",
JSON.stringify({ languages: usedLanguages })
)
}
}
/**
* Generates the big compiledTranslations file based on 'translations.json'
*/
genTranslations(englishOnly?: boolean) {
if (!fs.existsSync("./src/assets/generated/")) {
fs.mkdirSync("./src/assets/generated/")
}
const translations = JSON.parse(
fs.readFileSync("./src/assets/generated/translations.json", "utf-8")
)
const transformed = transformTranslation(
translations,
undefined,
englishOnly ? ["en"] : undefined,
englishOnly
)
let module = `import {Translation, TypedTranslation} from "../../UI/i18n/Translation"\n\nexport default class CompiledTranslations {\n\n`
module += " public static t = " + transformed
module += "\n }"
fs.writeFileSync("./src/assets/generated/CompiledTranslations.ts", module)
}
compileTranslationsFromWeblate(englishOnly: boolean) {
const translations = ScriptUtils.readDirRecSync("./langs", 1).filter(
(path) => path.indexOf(".json") > 0
)
const allTranslations = new TranslationPart()
allTranslations.validateStrict()
for (const translationFile of translations) {
try {
const contents = JSON.parse(readFileSync(translationFile, "utf-8"))
let language = translationFile.substring(translationFile.lastIndexOf("/") + 1)
language = language.substring(0, language.length - 5)
if (englishOnly && language !== "en") {
continue
}
allTranslations.add(language, contents)
} catch (e) {
throw "Could not read file " + translationFile + " due to " + e
}
}
writeFileSync(
"./src/assets/generated/translations.json",
JSON.stringify(JSON.parse(allTranslations.toJson()), null, " ")
)
}
async main(args: string[]): Promise<void> {
if (!existsSync("./langs/themes")) {
mkdirSync("./langs/themes")
}
const themeOverwritesWeblate = args[0] === "--ignore-weblate"
const englishOnly = args[0] === "--english-only"
if (englishOnly) {
console.log("ENGLISH ONLY")
}
if (!themeOverwritesWeblate) {
mergeLayerTranslations(englishOnly)
mergeThemeTranslations(englishOnly)
this.compileTranslationsFromWeblate(englishOnly)
} else {
console.log("Ignore weblate")
}
this.detectUsedLanguages()
this.genTranslations(englishOnly)
{
const allTranslationFiles = ScriptUtils.readDirRecSync("langs").filter((path) =>
path.endsWith(".json")
)
for (const path of allTranslationFiles) {
formatFile(path)
}
}
// Some validation
TranslationPart.fromDirectory("./langs").validateStrict("./langs")
TranslationPart.fromDirectory("./langs/layers").validateStrict("layers")
TranslationPart.fromDirectory("./langs/themes").validateStrict("themes")
if (englishOnly) {
mergeLayerTranslations(true)
mergeThemeTranslations(true)
}
console.log("All done!")
}
}
new GenerateTranslations().run()