158 lines
5.1 KiB
JavaScript
158 lines
5.1 KiB
JavaScript
/*
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* Copyright (C) 2016-2017 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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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 <http://www.gnu.org/licenses/>.
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*/
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class Backend {
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constructor() {
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this.translator = new Translator();
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this.anki = new AnkiNull();
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this.options = null;
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this.apiForwarder = new BackendApiForwarder();
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}
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async prepare() {
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await this.translator.prepare();
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this.onOptionsUpdated(await optionsLoad());
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if (chrome.commands !== null && typeof chrome.commands === 'object') {
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chrome.commands.onCommand.addListener(this.onCommand.bind(this));
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}
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chrome.runtime.onMessage.addListener(this.onMessage.bind(this));
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if (this.options.general.showGuide) {
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chrome.tabs.create({url: chrome.extension.getURL('/bg/guide.html')});
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}
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}
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onOptionsUpdated(options) {
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options = utilIsolate(options);
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this.options = options;
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if (!options.general.enable) {
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this.setExtensionBadgeBackgroundColor('#555555');
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this.setExtensionBadgeText('off');
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} else if (!dictConfigured(options)) {
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this.setExtensionBadgeBackgroundColor('#f0ad4e');
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this.setExtensionBadgeText('!');
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} else {
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this.setExtensionBadgeText('');
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}
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this.anki = options.anki.enable ? new AnkiConnect(options.anki.server) : new AnkiNull();
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const callback = () => this.checkLastError(chrome.runtime.lastError);
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chrome.tabs.query({}, tabs => {
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for (const tab of tabs) {
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chrome.tabs.sendMessage(tab.id, {action: 'optionsUpdate', params: {}}, callback);
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}
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});
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}
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onCommand(command) {
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apiCommandExec(command);
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}
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onMessage({action, params}, sender, callback) {
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const forward = (promise, callback) => {
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return promise.then(result => {
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callback({result});
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}).catch(error => {
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callback({error: error.toString ? error.toString() : error});
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});
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};
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const handlers = {
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optionsGet: ({optionsContext, callback}) => {
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forward(apiOptionsGet(optionsContext), callback);
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},
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kanjiFind: ({text, optionsContext, callback}) => {
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forward(apiKanjiFind(text, optionsContext), callback);
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},
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termsFind: ({text, optionsContext, callback}) => {
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forward(apiTermsFind(text, optionsContext), callback);
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},
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definitionAdd: ({definition, mode, context, optionsContext, callback}) => {
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forward(apiDefinitionAdd(definition, mode, context, optionsContext), callback);
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},
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definitionsAddable: ({definitions, modes, optionsContext, callback}) => {
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forward(apiDefinitionsAddable(definitions, modes, optionsContext), callback);
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},
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noteView: ({noteId}) => {
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forward(apiNoteView(noteId), callback);
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},
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templateRender: ({template, data, dynamic, callback}) => {
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forward(apiTemplateRender(template, data, dynamic), callback);
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},
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commandExec: ({command, callback}) => {
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forward(apiCommandExec(command), callback);
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},
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audioGetUrl: ({definition, source, callback}) => {
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forward(apiAudioGetUrl(definition, source), callback);
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},
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screenshotGet: ({options}) => {
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forward(apiScreenshotGet(options, sender), callback);
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},
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forward: ({action, params}) => {
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forward(apiForward(action, params, sender), callback);
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},
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frameInformationGet: () => {
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forward(apiFrameInformationGet(sender), callback);
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}
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};
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const handler = handlers[action];
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if (handler) {
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params.callback = callback;
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handler(params);
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}
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return true;
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}
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setExtensionBadgeBackgroundColor(color) {
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if (typeof chrome.browserAction.setBadgeBackgroundColor === 'function') {
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chrome.browserAction.setBadgeBackgroundColor({color});
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}
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}
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setExtensionBadgeText(text) {
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if (typeof chrome.browserAction.setBadgeText === 'function') {
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chrome.browserAction.setBadgeText({text});
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}
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}
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checkLastError(e) {
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// NOP
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}
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}
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window.yomichan_backend = new Backend();
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window.yomichan_backend.prepare();
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