/* * Copyright (C) 2017-2020 Alex Yatskov <alex@foosoft.net> * Author: Alex Yatskov <alex@foosoft.net> * * 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 jpIsStringEntirelyKana, audioGetFromSources*/ const audioUrlBuilders = new Map([ ['jpod101', async (definition) => { let kana = definition.reading; let kanji = definition.expression; if (!kana && jpIsStringEntirelyKana(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?${params.join('&')}`; }], ['jpod101-alternate', async (definition) => { const response = await new Promise((resolve, reject) => { const xhr = new XMLHttpRequest(); xhr.open('POST', 'https://www.japanesepod101.com/learningcenter/reference/dictionary_post'); xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); xhr.addEventListener('error', () => reject(new Error('Failed to scrape audio data'))); xhr.addEventListener('load', () => resolve(xhr.responseText)); xhr.send(`post=dictionary_reference&match_type=exact&search_query=${encodeURIComponent(definition.expression)}`); }); const dom = new DOMParser().parseFromString(response, 'text/html'); for (const row of dom.getElementsByClassName('dc-result-row')) { try { const url = row.querySelector('audio>source[src]').getAttribute('src'); const reading = row.getElementsByClassName('dc-vocab_kana').item(0).textContent; if (url && reading && (!definition.reading || definition.reading === reading)) { return audioUrlNormalize(url, 'https://www.japanesepod101.com', '/learningcenter/reference/'); } } catch (e) { // NOP } } throw new Error('Failed to find audio URL'); }], ['jisho', async (definition) => { const response = await new Promise((resolve, reject) => { const xhr = new XMLHttpRequest(); xhr.open('GET', `https://jisho.org/search/${definition.expression}`); xhr.addEventListener('error', () => reject(new Error('Failed to scrape audio data'))); xhr.addEventListener('load', () => resolve(xhr.responseText)); xhr.send(); }); const dom = new DOMParser().parseFromString(response, 'text/html'); try { const audio = dom.getElementById(`audio_${definition.expression}:${definition.reading}`); if (audio !== null) { const url = audio.getElementsByTagName('source').item(0).getAttribute('src'); if (url) { return audioUrlNormalize(url, 'https://jisho.org', '/search/'); } } } catch (e) { // NOP } throw new Error('Failed to find audio URL'); }], ['text-to-speech', async (definition, options) => { const voiceURI = options.audio.textToSpeechVoice; if (!voiceURI) { throw new Error('No voice'); } return `tts:?text=${encodeURIComponent(definition.expression)}&voice=${encodeURIComponent(voiceURI)}`; }], ['text-to-speech-reading', async (definition, options) => { const voiceURI = options.audio.textToSpeechVoice; if (!voiceURI) { throw new Error('No voice'); } return `tts:?text=${encodeURIComponent(definition.reading || definition.expression)}&voice=${encodeURIComponent(voiceURI)}`; }], ['custom', async (definition, options) => { const customSourceUrl = options.audio.customSourceUrl; return customSourceUrl.replace(/\{([^}]*)\}/g, (m0, m1) => (hasOwn(definition, m1) ? `${definition[m1]}` : m0)); }] ]); async function audioGetUrl(definition, mode, options, download) { const handler = audioUrlBuilders.get(mode); if (typeof handler === 'function') { try { return await handler(definition, options, download); } catch (e) { // NOP } } return null; } function audioUrlNormalize(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; } function audioBuildFilename(definition) { if (definition.reading || definition.expression) { let filename = 'yomichan'; if (definition.reading) { filename += `_${definition.reading}`; } if (definition.expression) { filename += `_${definition.expression}`; } return filename += '.mp3'; } return null; } async function audioInject(definition, fields, sources, optionsContext) { let usesAudio = false; for (const fieldValue of Object.values(fields)) { if (fieldValue.includes('{audio}')) { usesAudio = true; break; } } if (!usesAudio) { return true; } try { const expressions = definition.expressions; const audioSourceDefinition = Array.isArray(expressions) ? expressions[0] : definition; const {url} = await audioGetFromSources(audioSourceDefinition, sources, optionsContext, true); if (url !== null) { const filename = audioBuildFilename(audioSourceDefinition); if (filename !== null) { definition.audio = {url, filename}; } } return true; } catch (e) { return false; } }