yomichan/dev/translator-vm.js

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/*
* Copyright (C) 2021 Yomichan Authors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
const fs = require('fs');
const path = require('path');
const assert = require('assert');
const {DatabaseVM} = require('./database-vm');
const {createDictionaryArchive} = require('./util');
function clone(value) {
return JSON.parse(JSON.stringify(value));
}
class TranslatorVM extends DatabaseVM {
constructor() {
super();
this._japaneseUtil = null;
this._translator = null;
this._ankiNoteDataCreator = null;
this._dictionaryName = null;
}
get translator() {
return this._translator;
}
get ankiNoteDataCreator() {
return this._ankiNoteDataCreator;
}
async prepare(dictionaryDirectory, dictionaryName) {
this.execute([
'js/core.js',
'js/data/anki-note-data-creator.js',
'js/data/database.js',
'js/data/json-schema.js',
'js/general/cache-map.js',
'js/general/regex-util.js',
'js/general/text-source-map.js',
'js/language/deinflector.js',
'js/language/dictionary-data-util.js',
'js/language/dictionary-importer.js',
'js/language/dictionary-database.js',
'js/language/japanese-util.js',
'js/language/translator.js',
'js/media/media-util.js'
]);
const [
DictionaryImporter,
DictionaryDatabase,
JapaneseUtil,
Translator,
AnkiNoteDataCreator
] = this.get([
'DictionaryImporter',
'DictionaryDatabase',
'JapaneseUtil',
'Translator',
'AnkiNoteDataCreator'
]);
// Dictionary
this._dictionaryName = dictionaryName;
const testDictionary = createDictionaryArchive(dictionaryDirectory, dictionaryName);
const testDictionaryContent = await testDictionary.generateAsync({type: 'string'});
// Setup database
const dictionaryImporter = new DictionaryImporter();
const dictionaryDatabase = new DictionaryDatabase();
await dictionaryDatabase.prepare();
const {errors} = await dictionaryImporter.importDictionary(
dictionaryDatabase,
testDictionaryContent,
{prefixWildcardsSupported: true},
() => {}
);
assert.deepStrictEqual(errors.length, 0);
// Setup translator
this._japaneseUtil = new JapaneseUtil(null);
this._translator = new Translator({
japaneseUtil: this._japaneseUtil,
database: dictionaryDatabase
});
const deinflectionReasions = JSON.parse(fs.readFileSync(path.join(__dirname, '..', 'ext', 'data/deinflect.json')));
this._translator.prepare(deinflectionReasions);
// Assign properties
this._ankiNoteDataCreator = new AnkiNoteDataCreator(this._japaneseUtil);
}
createTestAnkiNoteData(dictionaryEntry, mode) {
const marker = '{marker}';
const data = {
dictionaryEntry,
resultOutputMode: mode,
mode: 'mode',
glossaryLayoutMode: 'default',
compactTags: false,
context: {
url: 'url:',
sentence: {text: '', offset: 0},
documentTitle: 'title',
query: 'query',
fullQuery: 'fullQuery'
},
injectedMedia: null
};
return this._ankiNoteDataCreator.create(marker, data);
}
buildOptions(optionsPresets, optionsArray) {
const dictionaryName = this._dictionaryName;
const options = {};
if (!Array.isArray(optionsArray)) { optionsArray = [optionsArray]; }
for (const entry of optionsArray) {
switch (typeof entry) {
case 'string':
if (!Object.prototype.hasOwnProperty.call(optionsPresets, entry)) {
throw new Error('Invalid options preset');
}
Object.assign(options, clone(optionsPresets[entry]));
break;
case 'object':
Object.assign(options, clone(entry));
break;
default:
throw new Error('Invalid options type');
}
}
// Construct regex
if (Array.isArray(options.textReplacements)) {
options.textReplacements = options.textReplacements.map((value) => {
if (Array.isArray(value)) {
value = value.map(({pattern, flags, replacement}) => ({pattern: new RegExp(pattern, flags), replacement}));
}
return value;
});
}
// Update structure
const placeholder = '${title}';
if (options.mainDictionary === placeholder) {
options.mainDictionary = dictionaryName;
}
let {enabledDictionaryMap} = options;
if (Array.isArray(enabledDictionaryMap)) {
for (const entry of enabledDictionaryMap) {
if (entry[0] === placeholder) {
entry[0] = dictionaryName;
}
}
enabledDictionaryMap = new Map(enabledDictionaryMap);
options.enabledDictionaryMap = enabledDictionaryMap;
}
const {excludeDictionaryDefinitions} = options;
options.excludeDictionaryDefinitions = (
Array.isArray(excludeDictionaryDefinitions) ?
new Set(excludeDictionaryDefinitions) :
null
);
return options;
}
}
module.exports = {
TranslatorVM
};