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Update how audio URLs are constructed

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This commit is contained in:
toasted-nutbread 2019-10-09 21:54:58 -04:00
parent 7ce54864f3
commit 60a80418d7
1 changed files with 61 additions and 70 deletions
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131
ext/bg/js/audio.js
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@ -17,8 +17,8 @@
*/ */
async function audioBuildUrl(definition, mode, cache={}) { const audioUrlBuilders = {
if (mode === 'jpod101') { 'jpod101': async (definition) => {
let kana = definition.reading; let kana = definition.reading;
let kanji = definition.expression; let kanji = definition.expression;
@ -35,84 +35,75 @@ async function audioBuildUrl(definition, mode, cache={}) {
params.push(`kana=${encodeURIComponent(kana)}`); params.push(`kana=${encodeURIComponent(kana)}`);
} }
const url = `https://assets.languagepod101.com/dictionary/japanese/audiomp3.php?${params.join('&')}`; return `https://assets.languagepod101.com/dictionary/japanese/audiomp3.php?${params.join('&')}`;
return Promise.resolve(url); },
} else if (mode === 'jpod101-alternate') { 'jpod101-alternate': async (definition) => {
return new Promise((resolve, reject) => { const response = await new Promise((resolve, reject) => {
const response = cache[definition.expression]; const xhr = new XMLHttpRequest();
if (response) { xhr.open('POST', 'https://www.japanesepod101.com/learningcenter/reference/dictionary_post');
resolve(response); xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
} else { xhr.addEventListener('error', () => reject(new Error('Failed to scrape audio data')));
const data = { xhr.addEventListener('load', () => resolve(xhr.responseText));
post: 'dictionary_reference', xhr.send(`post=dictionary_reference&match_type=exact&search_query=${encodeURIComponent(definition.expression)}`);
match_type: 'exact',
search_query: definition.expression
};
const params = [];
for (const key in data) {
params.push(`${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(); const dom = new DOMParser().parseFromString(response, 'text/html');
} for (const row of dom.getElementsByClassName('dc-result-row')) {
}).then(response => {
try { try {
const dom = new DOMParser().parseFromString(response, 'text/html'); const url = row.querySelector('audio>source[src]').getAttribute('src');
const audio = dom.getElementById(`audio_${definition.expression}:${definition.reading}`); const reading = row.getElementsByClassName('dc-vocab_kana').item(0).innerText;
if (audio) { if (url && reading && (!definition.reading || definition.reading === reading)) {
const url = audio.getElementsByTagName('source').item(0).getAttribute('src'); return audioUrlNormalize(url, 'https://www.japanesepod101.com', '/learningcenter/reference/');
if (url) {
return audioUrlNormalize(url, 'https://jisho.org', '/search/');
}
} }
} catch (e) { } catch (e) {
// NOP // 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}:${definition.reading}`);
if (audio !== null) {
const url = audio.getElementsByTagName('source').item(0).getAttribute('src');
if (url) {
return audioUrlNormalize(url, 'https://jisho.org', '/search/');
}
}
} catch (e) {
// NOP
}
throw new Error('Failed to find audio URL');
} }
else { };
return Promise.resolve();
async function audioBuildUrl(definition, mode, cache={}) {
const cacheKey = `${mode}:${definition.expression}`;
if (cache.hasOwnProperty(cacheKey)) {
return Promise.resolve(cache[cacheKey]);
} }
if (audioUrlBuilders.hasOwnProperty(mode)) {
const handler = audioUrlBuilders[mode];
return handler(definition).then(
(url) => {
cache[cacheKey] = url;
return url;
},
() => null);
}
return null;
} }
function audioUrlNormalize(url, baseUrl, basePath) { function audioUrlNormalize(url, baseUrl, basePath) {