/* * Copyright (C) 2017 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 <http://www.gnu.org/licenses/>. */ async function audioBuildUrl(definition, mode, cache={}) { if (mode === 'jpod101') { let kana = definition.reading; let kanji = definition.expression; if (!kana && wanakana.isHiragana(kanji)) { kana = kanji; kanji = null; } const params = []; if (kanji) { params.push(`kanji=${encodeURIComponent(kanji)}`); } if (kana) { params.push(`kana=${encodeURIComponent(kana)}`); } const url = `https://assets.languagepod101.com/dictionary/japanese/audiomp3.php?${params.join('&')}`; return Promise.resolve(url); } else if (mode === 'jpod101-alternate') { return new Promise((resolve, reject) => { const response = cache[definition.expression]; if (response) { resolve(response); } else { const data = { post: 'dictionary_reference', match_type: 'exact', search_query: definition.expression }; const params = []; for (const key in data) { params.push(`${encodeURIComponent(key)}=${encodeURIComponent(data[key])}`); } const xhr = new XMLHttpRequest(); xhr.open('POST', 'https://www.japanesepod101.com/learningcenter/reference/dictionary_post'); xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); xhr.addEventListener('error', () => reject(new Error('Failed to scrape audio data'))); xhr.addEventListener('load', () => { cache[definition.expression] = xhr.responseText; resolve(xhr.responseText); }); xhr.send(params.join('&')); } }).then(response => { const dom = new DOMParser().parseFromString(response, 'text/html'); for (const row of dom.getElementsByClassName('dc-result-row')) { try { const url = row.querySelector('audio>source[src]').getAttribute('src'); const reading = row.getElementsByClassName('dc-vocab_kana').item(0).innerText; if (url && reading && (!definition.reading || definition.reading === reading)) { return audioUrlNormalize(url, 'https://www.japanesepod101.com', '/learningcenter/reference/'); } } catch (e) { // NOP } } }); } else if (mode === 'jisho') { return new Promise((resolve, reject) => { const response = cache[definition.expression]; if (response) { resolve(response); } else { const xhr = new XMLHttpRequest(); xhr.open('GET', `https://jisho.org/search/${definition.expression}`); xhr.addEventListener('error', () => reject(new Error('Failed to scrape audio data'))); xhr.addEventListener('load', () => { cache[definition.expression] = xhr.responseText; resolve(xhr.responseText); }); xhr.send(); } }).then(response => { try { const dom = new DOMParser().parseFromString(response, 'text/html'); const audio = dom.getElementById(`audio_${definition.expression}:${definition.reading}`); if (audio) { const url = audio.getElementsByTagName('source').item(0).getAttribute('src'); if (url) { return audioUrlNormalize(url, 'https://jisho.org', '/search/'); } } } catch (e) { // NOP } }); } else { return Promise.resolve(); } } function audioUrlNormalize(url, baseUrl, basePath) { if (url) { if (url[0] === '/') { if (url.length >= 2 && url[1] === '/') { // Begins with "//" url = baseUrl.substr(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'; } } async function audioInject(definition, fields, mode) { let usesAudio = false; for (const name in fields) { if (fields[name].includes('{audio}')) { usesAudio = true; break; } } if (!usesAudio) { return true; } try { let audioSourceDefinition = definition; if (definition.hasOwnProperty('expressions')) { audioSourceDefinition = definition.expressions[0]; } const url = await audioBuildUrl(audioSourceDefinition, mode); const filename = audioBuildFilename(audioSourceDefinition); if (url && filename) { definition.audio = {url, filename}; } return true; } catch (e) { return false; } }