130 lines
4.2 KiB
JavaScript
130 lines
4.2 KiB
JavaScript
/*
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* Copyright (C) 2021-2022 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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/* global
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* Handlebars
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*/
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class TemplateRendererMediaProvider {
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constructor() {
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this._requirements = null;
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}
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get requirements() {
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return this._requirements;
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}
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set requirements(value) {
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this._requirements = value;
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}
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hasMedia(root, args, namedArgs) {
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const {media} = root;
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const data = this._getMediaData(media, args, namedArgs);
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return (data !== null);
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}
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getMedia(root, args, namedArgs) {
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const {media} = root;
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const data = this._getMediaData(media, args, namedArgs);
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if (data !== null) {
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const result = this._getFormattedValue(data, namedArgs);
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if (typeof result === 'string') { return result; }
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}
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const defaultValue = namedArgs.default;
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return typeof defaultValue !== 'undefined' ? defaultValue : '';
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}
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// Private
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_addRequirement(value) {
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if (this._requirements === null) { return; }
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this._requirements.push(value);
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}
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_getFormattedValue(data, namedArgs) {
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let {value} = data;
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const {escape=true} = namedArgs;
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if (escape) {
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value = Handlebars.Utils.escapeExpression(value);
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}
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return value;
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}
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_getMediaData(media, args, namedArgs) {
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const type = args[0];
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switch (type) {
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case 'audio': return this._getSimpleMediaData(media, 'audio');
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case 'screenshot': return this._getSimpleMediaData(media, 'screenshot');
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case 'clipboardImage': return this._getSimpleMediaData(media, 'clipboardImage');
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case 'clipboardText': return this._getSimpleMediaData(media, 'clipboardText');
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case 'selectionText': return this._getSimpleMediaData(media, 'selectionText');
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case 'textFurigana': return this._getTextFurigana(media, args[1], namedArgs);
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case 'dictionaryMedia': return this._getDictionaryMedia(media, args[1], namedArgs);
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default: return null;
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}
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}
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_getSimpleMediaData(media, type) {
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const result = media[type];
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if (typeof result === 'object' && result !== null) { return result; }
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this._addRequirement({type});
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return null;
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}
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_getDictionaryMedia(media, path, namedArgs) {
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const {dictionaryMedia} = media;
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const {dictionary} = namedArgs;
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if (
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typeof dictionaryMedia !== 'undefined' &&
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typeof dictionary === 'string' &&
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Object.prototype.hasOwnProperty.call(dictionaryMedia, dictionary)
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) {
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const dictionaryMedia2 = dictionaryMedia[dictionary];
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if (Object.prototype.hasOwnProperty.call(dictionaryMedia2, path)) {
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const result = dictionaryMedia2[path];
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if (typeof result === 'object' && result !== null) {
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return result;
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}
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}
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}
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this._addRequirement({
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type: 'dictionaryMedia',
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dictionary,
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path
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});
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return null;
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}
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_getTextFurigana(media, text, namedArgs) {
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const {readingMode=null} = namedArgs;
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const {textFurigana} = media;
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if (Array.isArray(textFurigana)) {
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for (const entry of textFurigana) {
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if (entry.text !== text || entry.readingMode !== readingMode) { continue; }
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return entry.details;
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}
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}
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this._addRequirement({
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type: 'textFurigana',
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text,
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readingMode
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});
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return null;
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}
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}
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