128 lines
4.3 KiB
JavaScript
128 lines
4.3 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/>.
|
|
*/
|
|
|
|
|
|
class Translator {
|
|
constructor() {
|
|
this.loaded = false;
|
|
this.ruleMeta = null;
|
|
this.database = new Database();
|
|
this.deinflector = new Deinflector();
|
|
}
|
|
|
|
prepare() {
|
|
if (this.loaded) {
|
|
return Promise.resolve();
|
|
}
|
|
|
|
const promises = [
|
|
loadJsonInt('bg/lang/deinflect.json'),
|
|
this.database.prepare()
|
|
];
|
|
|
|
return Promise.all(promises).then(([reasons]) => {
|
|
this.deinflector.setReasons(reasons);
|
|
this.loaded = true;
|
|
});
|
|
}
|
|
|
|
findTerm(text, dictionaries, enableSoftKatakanaSearch) {
|
|
const cache = {};
|
|
return this.findTermDeinflections(text, dictionaries, cache).then(deinfLiteral => {
|
|
const textHiragana = wanakana._katakanaToHiragana(text);
|
|
if (text !== textHiragana && enableSoftKatakanaSearch) {
|
|
return this.findTermDeinflections(textHiragana, dictionaries, cache).then(deinfHiragana => deinfLiteral.concat(deinfHiragana));
|
|
} else {
|
|
return deinfLiteral;
|
|
}
|
|
}).then(deinflections => {
|
|
let definitions = [];
|
|
for (const deinflection of deinflections) {
|
|
for (const definition of deinflection.definitions) {
|
|
definitions.push({
|
|
source: deinflection.source,
|
|
reasons: deinflection.reasons,
|
|
score: definition.score,
|
|
id: definition.id,
|
|
dictionary: definition.dictionary,
|
|
expression: definition.expression,
|
|
reading: definition.reading,
|
|
glossary: definition.glossary,
|
|
tags: sortTags(definition.tags.map(tag => buildTag(tag, definition.tagMeta)))
|
|
});
|
|
}
|
|
}
|
|
|
|
definitions = undupeTermDefs(definitions);
|
|
definitions = sortTermDefs(definitions);
|
|
|
|
let length = 0;
|
|
for (const definition of definitions) {
|
|
length = Math.max(length, definition.source.length);
|
|
}
|
|
|
|
return {length, definitions};
|
|
});
|
|
}
|
|
|
|
findKanji(text, dictionaries) {
|
|
const processed = {}, promises = [];
|
|
for (const c of text) {
|
|
if (!processed[c]) {
|
|
promises.push(this.database.findKanji(c, dictionaries));
|
|
processed[c] = true;
|
|
}
|
|
}
|
|
|
|
return Promise.all(promises).then(sets => this.processKanji(sets.reduce((a, b) => a.concat(b), [])));
|
|
}
|
|
|
|
findTermDeinflections(text, dictionaries, cache) {
|
|
const definer = term => {
|
|
if (cache.hasOwnProperty(term)) {
|
|
return Promise.resolve(cache[term]);
|
|
}
|
|
|
|
return this.database.findTerm(term, dictionaries).then(definitions => cache[term] = definitions);
|
|
};
|
|
|
|
const promises = [];
|
|
for (let i = text.length; i > 0; --i) {
|
|
promises.push(this.deinflector.deinflect(text.slice(0, i), definer));
|
|
}
|
|
|
|
return Promise.all(promises).then(results => {
|
|
let deinflections = [];
|
|
for (const result of results) {
|
|
deinflections = deinflections.concat(result);
|
|
}
|
|
|
|
return deinflections;
|
|
});
|
|
}
|
|
|
|
processKanji(definitions) {
|
|
for (const definition of definitions) {
|
|
const tags = definition.tags.map(tag => buildTag(tag, definition.tagMeta));
|
|
definition.tags = sortTags(tags);
|
|
}
|
|
|
|
return definitions;
|
|
}
|
|
}
|