1e839cd230
* Remove some unnecessary _setQuery calls * Add support for forcing the query parser to be visible or hidden * Move _setEventListenersActive calls * Remove URL for kanji links * Refactor _setContentTermsOrKanji * Move search query text assignment into Display * Move title updates into Display * Move popup close calls * Prevent infinite loop of extension unload events
385 lines
12 KiB
JavaScript
385 lines
12 KiB
JavaScript
/*
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* Copyright (C) 2016-2020 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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/* global
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* ClipboardMonitor
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* DOM
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* Display
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* api
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* wanakana
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*/
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class DisplaySearch extends Display {
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constructor() {
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super(document.querySelector('#spinner'), document.querySelector('#content'));
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this._isPrepared = false;
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this._search = document.querySelector('#search');
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this._query = document.querySelector('#query');
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this._intro = document.querySelector('#intro');
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this._clipboardMonitorEnable = document.querySelector('#clipboard-monitor-enable');
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this._wanakanaEnable = document.querySelector('#wanakana-enable');
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this._introVisible = true;
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this._introAnimationTimer = null;
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this._clipboardMonitor = new ClipboardMonitor({
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getClipboard: api.clipboardGet.bind(api)
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});
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this._onKeyDownIgnoreKeys = new Map([
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['ANY_MOD', new Set([
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'Tab', 'ArrowUp', 'ArrowDown', 'ArrowLeft', 'ArrowRight', 'PageDown', 'PageUp', 'Home', 'End',
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'F1', 'F2', 'F3', 'F4', 'F5', 'F6', 'F7', 'F8', 'F9', 'F10',
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'F11', 'F12', 'F13', 'F14', 'F15', 'F16', 'F17', 'F18', 'F19', 'F20',
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'F21', 'F22', 'F23', 'F24'
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])],
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['Control', new Set(['C', 'A', 'Z', 'Y', 'X', 'F', 'G'])],
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['Meta', new Set(['C', 'A', 'Z', 'Y', 'X', 'F', 'G'])],
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['OS', new Set()],
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['Alt', new Set()],
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['AltGraph', new Set()],
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['Shift', new Set()]
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]);
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this._runtimeMessageHandlers = new Map([
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['updateSearchQuery', {async: false, handler: this._onExternalSearchUpdate.bind(this)}]
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]);
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}
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async prepare() {
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await super.prepare();
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await this.updateOptions();
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yomichan.on('optionsUpdated', () => this.updateOptions());
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this.on('contentUpdating', this._onContentUpdating.bind(this));
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this.queryParserVisible = true;
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this.setHistorySettings({useBrowserHistory: true});
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const options = this.getOptions();
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const urlSearchParams = new URLSearchParams(location.search);
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let mode = urlSearchParams.get('mode');
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if (mode === null) { mode = ''; }
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document.documentElement.dataset.searchMode = mode;
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if (options.general.enableWanakana === true) {
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this._wanakanaEnable.checked = true;
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wanakana.bind(this._query);
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} else {
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this._wanakanaEnable.checked = false;
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}
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if (mode !== 'popup') {
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if (options.general.enableClipboardMonitor === true) {
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this._clipboardMonitorEnable.checked = true;
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this._clipboardMonitor.start();
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} else {
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this._clipboardMonitorEnable.checked = false;
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}
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this._clipboardMonitorEnable.addEventListener('change', this._onClipboardMonitorEnableChange.bind(this));
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}
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chrome.runtime.onMessage.addListener(this._onRuntimeMessage.bind(this));
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this._search.addEventListener('click', this._onSearch.bind(this), false);
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this._query.addEventListener('input', this._onSearchInput.bind(this), false);
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this._wanakanaEnable.addEventListener('change', this._onWanakanaEnableChange.bind(this));
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window.addEventListener('copy', this._onCopy.bind(this));
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this._clipboardMonitor.on('change', this._onExternalSearchUpdate.bind(this));
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this._updateSearchButton();
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await this._prepareNestedPopups();
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this.initializeState();
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this._isPrepared = true;
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}
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onEscape() {
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if (this._query === null) {
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return;
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}
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this._query.focus();
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this._query.select();
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}
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onKeyDown(e) {
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const key = DOM.getKeyFromEvent(e);
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const ignoreKeys = this._onKeyDownIgnoreKeys;
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const activeModifierMap = new Map([
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['Control', e.ctrlKey],
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['Meta', e.metaKey],
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['Shift', e.shiftKey],
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['Alt', e.altKey],
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['ANY_MOD', true]
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]);
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let preventFocus = false;
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for (const [modifier, keys] of ignoreKeys.entries()) {
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const modifierActive = activeModifierMap.get(modifier);
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if (key === modifier || (modifierActive && keys.has(key))) {
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preventFocus = true;
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break;
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}
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}
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if (!super.onKeyDown(e) && !preventFocus && document.activeElement !== this._query) {
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this._query.focus({preventScroll: true});
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}
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}
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async updateOptions() {
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await super.updateOptions();
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if (!this._isPrepared) { return; }
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const query = this._query.value;
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if (query) {
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this._onSearchQueryUpdated(query, false);
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}
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}
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postProcessQuery(query) {
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if (this._isWanakanaEnabled()) {
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try {
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query = wanakana.toKana(query);
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} catch (e) {
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// NOP
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}
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}
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return query;
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}
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// Private
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_onContentUpdating({type, content, source}) {
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let animate = false;
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let valid = false;
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switch (type) {
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case 'terms':
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case 'kanji':
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animate = content.animate;
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valid = content.definitions.length > 0;
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this._query.blur();
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break;
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case 'clear':
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valid = false;
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animate = true;
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source = '';
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break;
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}
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if (typeof source !== 'string') { source = ''; }
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this._query.value = source;
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this._setIntroVisible(!valid, animate);
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this._updateSearchButton();
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}
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_onSearchInput() {
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this._updateSearchButton();
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const queryElementRect = this._query.getBoundingClientRect();
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if (queryElementRect.top < 0 || queryElementRect.bottom > window.innerHeight) {
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this._query.scrollIntoView();
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}
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}
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_onSearch(e) {
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if (this._query === null) {
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return;
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}
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e.preventDefault();
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const query = this._query.value;
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this._onSearchQueryUpdated(query, true);
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}
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_onRuntimeMessage({action, params}, sender, callback) {
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const messageHandler = this._runtimeMessageHandlers.get(action);
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if (typeof messageHandler === 'undefined') { return false; }
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return yomichan.invokeMessageHandler(messageHandler, params, callback, sender);
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}
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_onCopy() {
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// ignore copy from search page
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this._clipboardMonitor.setPreviousText(window.getSelection().toString().trim());
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}
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_onExternalSearchUpdate({text, animate=true}) {
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this._onSearchQueryUpdated(text, animate);
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}
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_onSearchQueryUpdated(query, animate) {
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const details = {
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focus: false,
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history: false,
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params: {
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query
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},
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state: {
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focusEntry: 0,
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sentence: {text: query, offset: 0},
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url: window.location.href
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},
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content: {
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definitions: null,
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animate
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}
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};
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this.setContent(details);
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}
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_onWanakanaEnableChange(e) {
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const value = e.target.checked;
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if (value) {
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wanakana.bind(this._query);
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} else {
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wanakana.unbind(this._query);
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}
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api.modifySettings([{
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action: 'set',
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path: 'general.enableWanakana',
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value,
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scope: 'profile',
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optionsContext: this.getOptionsContext()
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}], 'search');
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}
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_onClipboardMonitorEnableChange(e) {
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if (e.target.checked) {
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chrome.permissions.request(
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{permissions: ['clipboardRead']},
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(granted) => {
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if (granted) {
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this._clipboardMonitor.start();
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api.modifySettings([{
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action: 'set',
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path: 'general.enableClipboardMonitor',
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value: true,
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scope: 'profile',
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optionsContext: this.getOptionsContext()
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}], 'search');
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} else {
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e.target.checked = false;
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}
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}
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);
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} else {
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this._clipboardMonitor.stop();
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api.modifySettings([{
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action: 'set',
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path: 'general.enableClipboardMonitor',
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value: false,
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scope: 'profile',
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optionsContext: this.getOptionsContext()
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}], 'search');
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}
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}
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_isWanakanaEnabled() {
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return this._wanakanaEnable !== null && this._wanakanaEnable.checked;
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}
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_setIntroVisible(visible, animate) {
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if (this._introVisible === visible) {
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return;
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}
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this._introVisible = visible;
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if (this._intro === null) {
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return;
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}
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if (this._introAnimationTimer !== null) {
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clearTimeout(this._introAnimationTimer);
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this._introAnimationTimer = null;
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}
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if (visible) {
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this._showIntro(animate);
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} else {
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this._hideIntro(animate);
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}
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}
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_showIntro(animate) {
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if (animate) {
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const duration = 0.4;
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this._intro.style.transition = '';
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this._intro.style.height = '';
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const size = this._intro.getBoundingClientRect();
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this._intro.style.height = '0px';
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this._intro.style.transition = `height ${duration}s ease-in-out 0s`;
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window.getComputedStyle(this._intro).getPropertyValue('height'); // Commits height so next line can start animation
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this._intro.style.height = `${size.height}px`;
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this._introAnimationTimer = setTimeout(() => {
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this._intro.style.height = '';
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this._introAnimationTimer = null;
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}, duration * 1000);
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} else {
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this._intro.style.transition = '';
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this._intro.style.height = '';
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}
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}
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_hideIntro(animate) {
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if (animate) {
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const duration = 0.4;
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const size = this._intro.getBoundingClientRect();
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this._intro.style.height = `${size.height}px`;
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this._intro.style.transition = `height ${duration}s ease-in-out 0s`;
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window.getComputedStyle(this._intro).getPropertyValue('height'); // Commits height so next line can start animation
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} else {
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this._intro.style.transition = '';
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}
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this._intro.style.height = '0';
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}
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_updateSearchButton() {
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this._search.disabled = this._introVisible && (this._query === null || this._query.value.length === 0);
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}
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async _prepareNestedPopups() {
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let complete = false;
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const onOptionsUpdated = async () => {
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const optionsContext = this.getOptionsContext();
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const options = await api.optionsGet(optionsContext);
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if (!options.scanning.enableOnSearchPage || complete) { return; }
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complete = true;
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yomichan.off('optionsUpdated', onOptionsUpdated);
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try {
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await this.setupNestedPopups({
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depth: 1,
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proxy: false,
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isSearchPage: true
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});
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} catch (e) {
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yomichan.logError(e);
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}
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};
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yomichan.on('optionsUpdated', onOptionsUpdated);
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await onOptionsUpdated();
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}
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}
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