yomichan/ext/bg/js/util.js
2017-04-08 18:01:36 -07:00

522 lines
13 KiB
JavaScript

/*
* Copyright (C) 2016 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/>.
*/
/*
* Promise
*/
function promiseCallback(promise, callback) {
return promise.then(result => {
callback({result});
}).catch(error => {
callback({error});
});
}
/*
* Commands
*/
function commandExec(command) {
instYomi().onCommand(command);
}
/*
* Instance
*/
function instYomi() {
return chrome.extension.getBackgroundPage().yomichan;
}
function instDb() {
return instYomi().translator.database;
}
function instAnki() {
return instYomi().anki;
}
/*
* Foreground
*/
function fgBroadcast(action, params) {
chrome.tabs.query({}, tabs => {
for (const tab of tabs) {
chrome.tabs.sendMessage(tab.id, {action, params}, () => null);
}
});
}
function fgOptionsSet(options) {
fgBroadcast('optionsSet', options);
}
/*
* Options
*/
function optionsSetDefaults(options) {
const defaults = {
general: {
enable: true,
audioSource: 'jpod101',
audioVolume: 100,
groupResults: true,
softKatakana: true,
maxResults: 32,
showAdvanced: false,
popupWidth: 400,
popupHeight: 250,
popupOffset: 10,
showGuide: true
},
scanning: {
requireShift: true,
middleMouse: true,
selectText: true,
imposter: true,
delay: 15,
length: 10
},
dictionaries: {},
anki: {
enable: false,
server: 'http://127.0.0.1:8765',
tags: ['yomichan'],
htmlCards: true,
sentenceExt: 200,
terms: {deck: '', model: '', fields: {}},
kanji: {deck: '', model: '', fields: {}}
}
};
const combine = (target, source) => {
for (const key in source) {
if (!target.hasOwnProperty(key)) {
target[key] = source[key];
}
}
};
combine(options, defaults);
combine(options.general, defaults.general);
combine(options.scanning, defaults.scanning);
combine(options.anki, defaults.anki);
combine(options.anki.terms, defaults.anki.terms);
combine(options.anki.kanji, defaults.anki.kanji);
return options;
}
function optionsVersion(options) {
const fixups = [
() => { },
() => { },
() => { },
() => { },
() => {
if (options.general.audioPlayback) {
options.general.audioSource = 'jpod101';
} else {
options.general.audioSource = 'disabled';
}
},
() => {
options.general.showGuide = false;
}
];
optionsSetDefaults(options);
if (!options.hasOwnProperty('version')) {
options.version = fixups.length;
}
while (options.version < fixups.length) {
fixups[options.version++]();
}
return options;
}
function optionsLoad() {
return new Promise((resolve, reject) => {
chrome.storage.local.get(null, store => resolve(store.options));
}).then(optionsStr => {
return optionsStr ? JSON.parse(optionsStr) : {};
}).catch(error => {
return {};
}).then(options => {
return optionsVersion(options);
});
}
function optionsSave(options) {
return new Promise((resolve, reject) => {
chrome.storage.local.set({options: JSON.stringify(options)}, resolve);
}).then(() => {
instYomi().optionsSet(options);
fgOptionsSet(options);
});
}
/*
* Dictionary
*/
function dictEnabledSet(options) {
const dictionaries = {};
for (const title in options.dictionaries) {
const dictionary = options.dictionaries[title];
if (dictionary.enabled) {
dictionaries[title] = dictionary;
}
}
return dictionaries;
}
function dictConfigured(options) {
for (const title in options.dictionaries) {
if (options.dictionaries[title].enabled) {
return true;
}
}
return false;
}
function dictRowsSort(rows, options) {
return rows.sort((ra, rb) => {
const pa = (options.dictionaries[ra.title] || {}).priority || 0;
const pb = (options.dictionaries[rb.title] || {}).priority || 0;
if (pa > pb) {
return -1;
} else if (pa < pb) {
return 1;
} else {
return 0;
}
});
}
function dictTermsSort(definitions, dictionaries=null) {
return definitions.sort((v1, v2) => {
const sl1 = v1.source.length;
const sl2 = v2.source.length;
if (sl1 > sl2) {
return -1;
} else if (sl1 < sl2) {
return 1;
}
if (dictionaries !== null) {
const p1 = (dictionaries[v1.dictionary] || {}).priority || 0;
const p2 = (dictionaries[v2.dictionary] || {}).priority || 0;
if (p1 > p2) {
return -1;
} else if (p1 < p2) {
return 1;
}
}
const s1 = v1.score;
const s2 = v2.score;
if (s1 > s2) {
return -1;
} else if (s1 < s2) {
return 1;
}
const rl1 = v1.reasons.length;
const rl2 = v2.reasons.length;
if (rl1 < rl2) {
return -1;
} else if (rl1 > rl2) {
return 1;
}
return v2.expression.localeCompare(v1.expression);
});
}
function dictTermsUndupe(definitions) {
const definitionGroups = {};
for (const definition of definitions) {
const definitionExisting = definitionGroups[definition.id];
if (!definitionGroups.hasOwnProperty(definition.id) || definition.expression.length > definitionExisting.expression.length) {
definitionGroups[definition.id] = definition;
}
}
const definitionsUnique = [];
for (const key in definitionGroups) {
definitionsUnique.push(definitionGroups[key]);
}
return definitionsUnique;
}
function dictTermsGroup(definitions, dictionaries) {
const groups = {};
for (const definition of definitions) {
const key = [definition.source, definition.expression].concat(definition.reasons);
if (definition.reading) {
key.push(definition.reading);
}
const group = groups[key];
if (group) {
group.push(definition);
} else {
groups[key] = [definition];
}
}
const results = [];
for (const key in groups) {
const groupDefs = groups[key];
const firstDef = groupDefs[0];
dictTermsSort(groupDefs, dictionaries);
results.push({
definitions: groupDefs,
expression: firstDef.expression,
reading: firstDef.reading,
reasons: firstDef.reasons,
score: groupDefs.reduce((p, v) => v.score > p ? v.score : p, Number.MIN_SAFE_INTEGER),
source: firstDef.source
});
}
return dictTermsSort(results);
}
function dictTagBuildSource(name) {
return dictTagSanitize({name, category: 'dictionary', order: 100});
}
function dictTagBuild(name, meta) {
const tag = {name};
const symbol = name.split(':')[0];
for (const prop in meta[symbol] || {}) {
tag[prop] = meta[symbol][prop];
}
return dictTagSanitize(tag);
}
function dictTagSanitize(tag) {
tag.name = tag.name || 'untitled';
tag.category = tag.category || 'default';
tag.notes = tag.notes || '';
tag.order = tag.order || 0;
return tag;
}
function dictTagsSort(tags) {
return tags.sort((v1, v2) => {
const order1 = v1.order;
const order2 = v2.order;
if (order1 < order2) {
return -1;
} else if (order1 > order2) {
return 1;
}
const name1 = v1.name;
const name2 = v2.name;
if (name1 < name2) {
return -1;
} else if (name1 > name2) {
return 1;
}
return 0;
});
}
function dictFieldSplit(field) {
return field.length === 0 ? [] : field.split(' ');
}
function dictFieldFormat(field, definition, mode, options) {
const markers = [
'audio',
'character',
'cloze-body',
'cloze-prefix',
'cloze-suffix',
'dictionary',
'expression',
'furigana',
'glossary',
'kunyomi',
'onyomi',
'reading',
'sentence',
'tags',
'url'
];
for (const marker of markers) {
const data = {
marker,
definition,
group: options.general.groupResults,
html: options.anki.htmlCards,
modeTermKanji: mode === 'term-kanji',
modeTermKana: mode === 'term-kana',
modeKanji: mode === 'kanji'
};
field = field.replace(
`{${marker}}`,
Handlebars.templates['fields.html'](data).trim()
);
}
return field;
}
/*
* Json
*/
function jsonLoad(url) {
return new Promise((resolve, reject) => {
const xhr = new XMLHttpRequest();
xhr.overrideMimeType('application/json');
xhr.addEventListener('load', () => resolve(xhr.responseText));
xhr.addEventListener('error', () => reject('failed to execute network request'));
xhr.open('GET', url);
xhr.send();
}).then(responseText => {
try {
return JSON.parse(responseText);
}
catch (e) {
return Promise.reject('invalid JSON response');
}
});
}
function jsonLoadInt(url) {
return jsonLoad(chrome.extension.getURL(url));
}
function jsonLoadDb(indexUrl, indexLoaded, termsLoaded, kanjiLoaded) {
const indexDir = indexUrl.slice(0, indexUrl.lastIndexOf('/'));
return jsonLoad(indexUrl).then(index => {
if (!index.title || !index.version || !index.revision) {
return Promise.reject('unrecognized dictionary format');
}
if (indexLoaded !== null) {
return indexLoaded(
index.title,
index.version,
index.revision,
index.tagMeta || {},
index.termBanks > 0,
index.kanjiBanks > 0
).then(() => index);
}
return index;
}).then(index => {
const loaders = [];
const banksTotal = index.termBanks + index.kanjiBanks;
let banksLoaded = 0;
for (let i = 1; i <= index.termBanks; ++i) {
const bankUrl = `${indexDir}/term_bank_${i}.json`;
loaders.push(() => jsonLoad(bankUrl).then(entries => termsLoaded(
index.title,
entries,
banksTotal,
banksLoaded++
)));
}
for (let i = 1; i <= index.kanjiBanks; ++i) {
const bankUrl = `${indexDir}/kanji_bank_${i}.json`;
loaders.push(() => jsonLoad(bankUrl).then(entries => kanjiLoaded(
index.title,
entries,
banksTotal,
banksLoaded++
)));
}
let chain = Promise.resolve();
for (const loader of loaders) {
chain = chain.then(loader);
}
return chain;
});
}
/*
* Helpers
*/
function handlebarsKanjiLinks(options) {
const isKanji = c => {
const code = c.charCodeAt(0);
return code >= 0x4e00 && code < 0x9fb0 || code >= 0x3400 && code < 0x4dc0;
};
let result = '';
for (const c of options.fn(this)) {
if (isKanji(c)) {
result += `<a href="#" class="kanji-link">${c}</a>`;
} else {
result += c;
}
}
return result;
}
function handlebarsMultiLine(options) {
return options.fn(this).split('\n').join('<br>');
}
function handlebarsRegister() {
Handlebars.partials = Handlebars.templates;
Handlebars.registerHelper('kanjiLinks', handlebarsKanjiLinks);
Handlebars.registerHelper('multiLine', handlebarsMultiLine);
}
function handlebarsRender(template, data) {
return Handlebars.templates[template](data);
}