135 lines
4.0 KiB
JavaScript
135 lines
4.0 KiB
JavaScript
// (C) Copyright 2015 Moodle Pty Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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const gulp = require('gulp');
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const slash = require('gulp-slash');
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const through = require('through');
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const bufferFrom = require('buffer-from');
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const pathLib = require('path');
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const { readFileSync } = require('fs');
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/**
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* Use the English generated lang file (src/assets/lang/en.json) to override strings in features lang.json files.
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*/
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class OverrideLangTask {
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/**
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* Run the task.
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*
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* @param done Function to call when done.
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*/
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run(done) {
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const self = this;
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const path = pathLib.join('./src/assets/lang', 'en.json');
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const data = JSON.parse(readFileSync(path));
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const files = {};
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for (const key in data) {
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let filePath = './src';
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const exp = key.split('.');
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const type = exp.shift();
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let component = 'moodle';
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let plainid = exp.shift();
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if (exp.length > 0) {
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component = plainid;
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plainid = exp.join('.');
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}
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const component_slashes = component.replace(/_/g, '/');
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switch (type) {
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case 'core':
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if (component == 'moodle') {
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filePath = pathLib.join(filePath, 'core/lang.json');
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} else {
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filePath = pathLib.join(filePath, `/core/features/${component_slashes}/lang.json`);
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}
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break;
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case 'addon':
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filePath = pathLib.join(filePath, `/addons/${component_slashes}/lang.json`);
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break;
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case 'assets':
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filePath = pathLib.join(filePath, `/${type}/${component}.json`);
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break;
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default:
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filePath = pathLib.join(filePath, `/${type}/lang.json`);
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break;
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}
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filePath = pathLib.resolve(filePath);
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if (files[filePath] === undefined) {
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files[filePath] = {};
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}
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files[filePath][plainid] = data[key];
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}
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const paths = Object.keys(files);
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gulp.src(paths)
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.pipe(slash())
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.pipe(through(function (destFile) {
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const oldContents = self.readFile(destFile);
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destFile.contents = self.jsonFile(oldContents, files[destFile.path]);
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this.emit('data', destFile);
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}))
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.pipe(gulp.dest((data) => data.base, { overwrite: true }))
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.on('end', done);
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}
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/**
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* Reads file.
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*
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* @param file File treated.
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*/
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readFile(file) {
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if (file.isNull() || file.isStream()) {
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return; // ignore
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}
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try {
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return JSON.parse(file.contents.toString());
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} catch (err) {
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console.log('Error parsing JSON: ' + err);
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}
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}
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/**
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* Creates the stringified json.
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*
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* @param oldContents File old data.
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* @param data File data.
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* @return Buffer with the treated data.
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*/
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jsonFile(oldContents, data) {
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data = Object.assign(oldContents, data);
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const fileContents = {};
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// Force ordering by string key.
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Object.keys(data).sort().forEach((key) => {
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fileContents[key] = data[key];
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});
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return bufferFrom(JSON.stringify(fileContents, null, 4) + "\n");
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}
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}
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module.exports = OverrideLangTask;
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