* Omit global window object for scripts used on the background page * Validate document exists before using * Remove dom.js from background.html
176 lines
6.2 KiB
JavaScript
176 lines
6.2 KiB
JavaScript
/*
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* Copyright (C) 2020 Yomichan Authors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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class AnkiNoteBuilder {
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constructor({anki, audioSystem, renderTemplate}) {
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this._anki = anki;
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this._audioSystem = audioSystem;
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this._renderTemplate = renderTemplate;
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}
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async createNote(definition, mode, context, options, templates) {
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const isKanji = (mode === 'kanji');
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const tags = options.anki.tags;
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const modeOptions = isKanji ? options.anki.kanji : options.anki.terms;
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const modeOptionsFieldEntries = Object.entries(modeOptions.fields);
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const note = {
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fields: {},
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tags,
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deckName: modeOptions.deck,
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modelName: modeOptions.model,
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options: {
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duplicateScope: options.anki.duplicateScope
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}
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};
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for (const [fieldName, fieldValue] of modeOptionsFieldEntries) {
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note.fields[fieldName] = await this.formatField(fieldValue, definition, mode, context, options, templates, null);
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}
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return note;
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}
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async formatField(field, definition, mode, context, options, templates, errors=null) {
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const data = {
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marker: null,
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definition,
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group: options.general.resultOutputMode === 'group',
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merge: options.general.resultOutputMode === 'merge',
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modeTermKanji: mode === 'term-kanji',
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modeTermKana: mode === 'term-kana',
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modeKanji: mode === 'kanji',
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compactGlossaries: options.general.compactGlossaries,
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context
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};
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const pattern = /\{([\w-]+)\}/g;
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return await AnkiNoteBuilder.stringReplaceAsync(field, pattern, async (g0, marker) => {
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data.marker = marker;
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try {
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return await this._renderTemplate(templates, data);
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} catch (e) {
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if (errors) { errors.push(e); }
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return `{${marker}-render-error}`;
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}
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});
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}
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async injectAudio(definition, fields, sources, customSourceUrl) {
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if (!this._containsMarker(fields, 'audio')) { return; }
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try {
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const expressions = definition.expressions;
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const audioSourceDefinition = Array.isArray(expressions) ? expressions[0] : definition;
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let fileName = this._createInjectedAudioFileName(audioSourceDefinition);
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if (fileName === null) { return; }
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fileName = AnkiNoteBuilder.replaceInvalidFileNameCharacters(fileName);
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const {audio} = await this._audioSystem.getDefinitionAudio(
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audioSourceDefinition,
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sources,
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{
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textToSpeechVoice: null,
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customSourceUrl,
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binary: true,
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disableCache: true
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}
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);
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const data = AnkiNoteBuilder.arrayBufferToBase64(audio);
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await this._anki.storeMediaFile(fileName, data);
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definition.audioFileName = fileName;
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} catch (e) {
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// NOP
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}
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}
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async injectScreenshot(definition, fields, screenshot) {
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if (!this._containsMarker(fields, 'screenshot')) { return; }
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const now = new Date(Date.now());
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let fileName = `yomichan_browser_screenshot_${definition.reading}_${this._dateToString(now)}.${screenshot.format}`;
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fileName = AnkiNoteBuilder.replaceInvalidFileNameCharacters(fileName);
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const data = screenshot.dataUrl.replace(/^data:[\w\W]*?,/, '');
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try {
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await this._anki.storeMediaFile(fileName, data);
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} catch (e) {
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return;
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}
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definition.screenshotFileName = fileName;
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}
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_createInjectedAudioFileName(definition) {
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const {reading, expression} = definition;
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if (!reading && !expression) { return null; }
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let fileName = 'yomichan';
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if (reading) { fileName += `_${reading}`; }
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if (expression) { fileName += `_${expression}`; }
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fileName += '.mp3';
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fileName = fileName.replace(/\]/g, '');
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return fileName;
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}
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_dateToString(date) {
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const year = date.getUTCFullYear();
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const month = date.getUTCMonth().toString().padStart(2, '0');
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const day = date.getUTCDate().toString().padStart(2, '0');
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const hours = date.getUTCHours().toString().padStart(2, '0');
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const minutes = date.getUTCMinutes().toString().padStart(2, '0');
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const seconds = date.getUTCSeconds().toString().padStart(2, '0');
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return `${year}-${month}-${day}-${hours}-${minutes}-${seconds}`;
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}
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_containsMarker(fields, marker) {
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marker = `{${marker}}`;
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for (const fieldValue of Object.values(fields)) {
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if (fieldValue.includes(marker)) {
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return true;
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}
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}
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return false;
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}
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static replaceInvalidFileNameCharacters(fileName) {
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// eslint-disable-next-line no-control-regex
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return fileName.replace(/[<>:"/\\|?*\x00-\x1F]/g, '-');
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}
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static arrayBufferToBase64(arrayBuffer) {
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return btoa(String.fromCharCode(...new Uint8Array(arrayBuffer)));
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}
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static stringReplaceAsync(str, regex, replacer) {
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let match;
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let index = 0;
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const parts = [];
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while ((match = regex.exec(str)) !== null) {
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parts.push(str.substring(index, match.index), replacer(...match, match.index, str));
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index = regex.lastIndex;
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}
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if (parts.length === 0) {
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return Promise.resolve(str);
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}
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parts.push(str.substring(index));
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return Promise.all(parts).then((v) => v.join(''));
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}
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}
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