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Diffstat (limited to 'ext/fg/js/client.js')
-rw-r--r-- | ext/fg/js/client.js | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/ext/fg/js/client.js b/ext/fg/js/client.js deleted file mode 100644 index 628d5b30..00000000 --- a/ext/fg/js/client.js +++ /dev/null @@ -1,289 +0,0 @@ -/* - * 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 Client { - constructor() { - this.popup = new Popup(); - this.audio = {}; - this.lastMousePos = null; - this.lastTextSource = null; - this.activateKey = 16; - this.activateBtn = 2; - this.enabled = false; - this.options = {}; - this.definitions = null; - this.sequence = 0; - this.fgRoot = chrome.extension.getURL('fg'); - - chrome.runtime.onMessage.addListener(this.onBgMessage.bind(this)); - window.addEventListener('message', this.onFrameMessage.bind(this)); - window.addEventListener('mousedown', this.onMouseDown.bind(this)); - window.addEventListener('mousemove', this.onMouseMove.bind(this)); - window.addEventListener('keydown', this.onKeyDown.bind(this)); - window.addEventListener('scroll', (e) => this.hidePopup()); - window.addEventListener('resize', (e) => this.hidePopup()); - } - - onKeyDown(e) { - if (this.enabled && this.lastMousePos !== null && (e.keyCode === this.activateKey || e.charCode === this.activateKey)) { - this.searchAt(this.lastMousePos); - } - } - - onMouseMove(e) { - this.lastMousePos = {x: e.clientX, y: e.clientY}; - if (this.enabled && (e.shiftKey || e.which === this.activateBtn)) { - this.searchAt(this.lastMousePos); - } - } - - onMouseDown(e) { - this.lastMousePos = {x: e.clientX, y: e.clientY}; - if (this.enabled && (e.shiftKey || e.which === this.activateBtn)) { - this.searchAt(this.lastMousePos); - } else { - this.hidePopup(); - } - } - - onBgMessage({action, params}, sender, callback) { - const method = this['api_' + action]; - if (typeof(method) === 'function') { - method.call(this, params); - } - - callback(); - } - - onFrameMessage(e) { - const {action, params} = e.data, method = this['api_' + action]; - if (typeof(method) === 'function') { - method.call(this, params); - } - } - - searchAt(point) { - const textSource = Client.textSourceFromPoint(point); - if (textSource === null || !textSource.containsPoint(point)) { - this.hidePopup(); - return; - } - - if (this.lastTextSource !== null && this.lastTextSource.equals(textSource)) { - return; - } - - textSource.setEndOffset(this.options.scanLength); - - let defs = []; - let seq = -1; - - bgFindTerm(textSource.text()) - .then(({definitions, length}) => { - if (length === 0) { - return Promise.reject(); - } - - textSource.setEndOffset(length); - - const sentence = Client.extractSentence(textSource, this.options.sentenceExtent); - definitions.forEach((definition) => { - definition.url = window.location.href; - definition.sentence = sentence; - }); - - defs = definitions; - seq = ++this.sequence; - - return bgRenderText({definitions, root: this.fgRoot, options: this.options, sequence: seq}, 'term-list.html'); - }) - .then((content) => { - this.definitions = defs; - this.showPopup(textSource, content); - - return bgCanAddDefinitions(defs, ['term_kanji', 'term_kana']); - }) - .then((states) => { - if (states !== null) { - states.forEach((state, index) => this.popup.sendMessage('setActionState', {index, state, sequence: seq})); - } - }, () => this.hidePopup()); - } - - showPopup(textSource, content) { - this.popup.showNextTo(textSource.getRect(), content); - - if (this.options.selectMatchedText) { - textSource.select(); - } - - this.lastTextSource = textSource; - } - - hidePopup() { - this.popup.hide(); - - if (this.options.selectMatchedText && this.lastTextSource !== null) { - this.lastTextSource.deselect(); - } - - this.lastTextSource = null; - this.definitions = null; - } - - api_setOptions(opts) { - this.options = opts; - } - - api_setEnabled(enabled) { - if (!(this.enabled = enabled)) { - this.hidePopup(); - } - } - - api_addNote({index, mode}) { - const state = {[mode]: false}; - bgAddDefinition(this.definitions[index], mode).then((success) => { - if (success) { - this.popup.sendMessage('setActionState', {index, state, sequence: this.sequence}); - } else { - alert('Note could not be added'); - } - }); - } - - api_playAudio(index) { - const definition = this.definitions[index]; - - let url = `https://assets.languagepod101.com/dictionary/japanese/audiomp3.php?kanji=${encodeURIComponent(definition.expression)}`; - if (definition.reading) { - url += `&kana=${encodeURIComponent(definition.reading)}`; - } - - for (const key in this.audio) { - this.audio[key].pause(); - } - - const audio = this.audio[url] || new Audio(url); - audio.currentTime = 0; - audio.play(); - - this.audio[url] = audio; - } - - api_displayKanji(kanji) { - let defs = []; - let seq = -1; - - bgFindKanji(kanji) - .then((definitions) => { - definitions.forEach((definition) => definition.url = window.location.href); - - defs = definitions; - seq = ++this.sequence; - - return bgRenderText({definitions, root: this.fgRoot, options: this.options, sequence: seq}, 'kanji-list.html'); - }) - .then((content) => { - this.definitions = defs; - this.popup.setContent(content, defs); - - return bgCanAddDefinitions(defs, ['kanji']); - }) - .then((states) => { - if (states !== null) { - states.forEach((state, index) => this.popup.sendMessage('setActionState', {index, state, sequence: seq})); - } - }); - } - - static textSourceFromPoint(point) { - const element = document.elementFromPoint(point.x, point.y); - if (element !== null) { - const names = ['IMG', 'INPUT', 'BUTTON', 'TEXTAREA']; - if (names.indexOf(element.nodeName) !== -1) { - return new TextSourceElement(element); - } - } - - const range = document.caretRangeFromPoint(point.x, point.y); - if (range !== null) { - return new TextSourceRange(range); - } - - return null; - } - - static extractSentence(source, extent) { - const quotesFwd = {'「': '」', '『': '』', "'": "'", '"': '"'}; - const quotesBwd = {'」': '「', '』': '『', "'": "'", '"': '"'}; - const terminators = '…。..??!!'; - - const sourceLocal = source.clone(); - const position = sourceLocal.setStartOffset(extent); - sourceLocal.setEndOffset(position + extent); - const content = sourceLocal.text(); - - let quoteStack = []; - - let startPos = 0; - for (let i = position; i >= startPos; --i) { - const c = content[i]; - - if (quoteStack.length === 0 && (terminators.indexOf(c) !== -1 || c in quotesFwd)) { - startPos = i + 1; - break; - } - - if (quoteStack.length > 0 && c === quoteStack[0]) { - quoteStack.pop(); - } else if (c in quotesBwd) { - quoteStack = [quotesBwd[c]].concat(quoteStack); - } - } - - quoteStack = []; - - let endPos = content.length; - for (let i = position; i < endPos; ++i) { - const c = content[i]; - - if (quoteStack.length === 0) { - if (terminators.indexOf(c) !== -1) { - endPos = i + 1; - break; - } - else if (c in quotesBwd) { - endPos = i; - break; - } - } - - if (quoteStack.length > 0 && c === quoteStack[0]) { - quoteStack.pop(); - } else if (c in quotesFwd) { - quoteStack = [quotesFwd[c]].concat(quoteStack); - } - } - - return content.substring(startPos, endPos).trim(); - } -} - -window.yomiClient = new Client(); |