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-rw-r--r--ext/bg/js/audio-uri-builder.js182
1 files changed, 0 insertions, 182 deletions
diff --git a/ext/bg/js/audio-uri-builder.js b/ext/bg/js/audio-uri-builder.js
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--- a/ext/bg/js/audio-uri-builder.js
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-/*
- * Copyright (C) 2017-2020 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/>.
- */
-
-/* global
- * SimpleDOMParser
- * jp
- */
-
-class AudioUriBuilder {
- constructor({requestBuilder}) {
- this._requestBuilder = requestBuilder;
- this._getUrlHandlers = new Map([
- ['jpod101', this._getUriJpod101.bind(this)],
- ['jpod101-alternate', this._getUriJpod101Alternate.bind(this)],
- ['jisho', this._getUriJisho.bind(this)],
- ['text-to-speech', this._getUriTextToSpeech.bind(this)],
- ['text-to-speech-reading', this._getUriTextToSpeechReading.bind(this)],
- ['custom', this._getUriCustom.bind(this)]
- ]);
- }
-
- normalizeUrl(url, baseUrl, basePath) {
- if (url) {
- if (url[0] === '/') {
- if (url.length >= 2 && url[1] === '/') {
- // Begins with "//"
- url = baseUrl.substring(0, baseUrl.indexOf(':') + 1) + url;
- } else {
- // Begins with "/"
- url = baseUrl + url;
- }
- } else if (!/^[a-z][a-z0-9\-+.]*:/i.test(url)) {
- // No URI scheme => relative path
- url = baseUrl + basePath + url;
- }
- }
- return url;
- }
-
- async getUri(source, expression, reading, details) {
- const handler = this._getUrlHandlers.get(source);
- if (typeof handler === 'function') {
- try {
- return await handler(expression, reading, details);
- } catch (e) {
- // NOP
- }
- }
- return null;
- }
-
- async _getUriJpod101(expression, reading) {
- let kana = reading;
- let kanji = expression;
-
- if (!kana && jp.isStringEntirelyKana(kanji)) {
- kana = kanji;
- kanji = null;
- }
-
- const params = [];
- if (kanji) {
- params.push(`kanji=${encodeURIComponent(kanji)}`);
- }
- if (kana) {
- params.push(`kana=${encodeURIComponent(kana)}`);
- }
-
- return `https://assets.languagepod101.com/dictionary/japanese/audiomp3.php?${params.join('&')}`;
- }
-
- async _getUriJpod101Alternate(expression, reading) {
- const fetchUrl = 'https://www.japanesepod101.com/learningcenter/reference/dictionary_post';
- const data = `post=dictionary_reference&match_type=exact&search_query=${encodeURIComponent(expression)}&vulgar=true`;
- const response = await this._requestBuilder.fetchAnonymous(fetchUrl, {
- method: 'POST',
- mode: 'cors',
- cache: 'default',
- credentials: 'omit',
- redirect: 'follow',
- referrerPolicy: 'no-referrer',
- headers: {
- 'Content-Type': 'application/x-www-form-urlencoded'
- },
- body: data
- });
- const responseText = await response.text();
-
- const dom = new SimpleDOMParser(responseText);
- for (const row of dom.getElementsByClassName('dc-result-row')) {
- try {
- const audio = dom.getElementByTagName('audio', row);
- if (audio === null) { continue; }
-
- const source = dom.getElementByTagName('source', audio);
- if (source === null) { continue; }
-
- const url = dom.getAttribute(source, 'src');
- if (url === null) { continue; }
-
- const htmlReadings = dom.getElementsByClassName('dc-vocab_kana');
- if (htmlReadings.length === 0) { continue; }
-
- const htmlReading = dom.getTextContent(htmlReadings[0]);
- if (htmlReading && (!reading || reading === htmlReading)) {
- return this.normalizeUrl(url, 'https://www.japanesepod101.com', '/learningcenter/reference/');
- }
- } catch (e) {
- // NOP
- }
- }
-
- throw new Error('Failed to find audio URL');
- }
-
- async _getUriJisho(expression, reading) {
- const fetchUrl = `https://jisho.org/search/${expression}`;
- const response = await this._requestBuilder.fetchAnonymous(fetchUrl, {
- method: 'GET',
- mode: 'cors',
- cache: 'default',
- credentials: 'omit',
- redirect: 'follow',
- referrerPolicy: 'no-referrer'
- });
- const responseText = await response.text();
-
- const dom = new SimpleDOMParser(responseText);
- try {
- const audio = dom.getElementById(`audio_${expression}:${reading}`);
- if (audio !== null) {
- const source = dom.getElementByTagName('source', audio);
- if (source !== null) {
- const url = dom.getAttribute(source, 'src');
- if (url !== null) {
- return this.normalizeUrl(url, 'https://jisho.org', '/search/');
- }
- }
- }
- } catch (e) {
- // NOP
- }
-
- throw new Error('Failed to find audio URL');
- }
-
- async _getUriTextToSpeech(expression, reading, {textToSpeechVoice}) {
- if (!textToSpeechVoice) {
- throw new Error('No voice');
- }
- return `tts:?text=${encodeURIComponent(expression)}&voice=${encodeURIComponent(textToSpeechVoice)}`;
- }
-
- async _getUriTextToSpeechReading(expression, reading, {textToSpeechVoice}) {
- if (!textToSpeechVoice) {
- throw new Error('No voice');
- }
- return `tts:?text=${encodeURIComponent(reading || expression)}&voice=${encodeURIComponent(textToSpeechVoice)}`;
- }
-
- async _getUriCustom(expression, reading, {customSourceUrl}) {
- if (typeof customSourceUrl !== 'string') {
- throw new Error('No custom URL defined');
- }
- const data = {expression, reading};
- return customSourceUrl.replace(/\{([^}]*)\}/g, (m0, m1) => (hasOwn(data, m1) ? `${data[m1]}` : m0));
- }
-}