aboutsummaryrefslogtreecommitdiff
path: root/ext/mixed/js/frame-client.js
diff options
context:
space:
mode:
authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2021-02-13 22:52:28 -0500
committerGitHub <noreply@github.com>2021-02-13 22:52:28 -0500
commit6a271e067fa917614f4c81f473533e24c6d04404 (patch)
tree0d81658b1c03aecfbba133425aefc0ea7612338c /ext/mixed/js/frame-client.js
parentdeed5027cd18bcdb9cb9d13cb7831be0ec5384e8 (diff)
Move mixed/js (#1383)
* Move mixed/js/core.js to js/core.js * Move mixed/js/yomichan.js to js/yomichan.js * Move mixed/js/timer.js to js/debug/timer.js * Move mixed/js/hotkey-handler.js to js/input/hotkey-handler.js * Move mixed/js/hotkey-help-controller.js to js/input/hotkey-help-controller.js * Move mixed/js/hotkey-util.js to js/input/hotkey-util.js * Move mixed/js/audio-system.js to js/input/audio-system.js * Move mixed/js/media-loader.js to js/input/media-loader.js * Move mixed/js/text-to-speech-audio.js to js/input/text-to-speech-audio.js * Move mixed/js/comm.js to js/comm/cross-frame-api.js * Move mixed/js/api.js to js/comm/api.js * Move mixed/js/frame-client.js to js/comm/frame-client.js * Move mixed/js/frame-endpoint.js to js/comm/frame-endpoint.js * Move mixed/js/display.js to js/display/display.js * Move mixed/js/display-audio.js to js/display/display-audio.js * Move mixed/js/display-generator.js to js/display/display-generator.js * Move mixed/js/display-history.js to js/display/display-history.js * Move mixed/js/display-notification.js to js/display/display-notification.js * Move mixed/js/display-profile-selection.js to js/display/display-profile-selection.js * Move mixed/js/japanese.js to js/language/japanese-util.js * Move mixed/js/dictionary-data-util.js to js/language/dictionary-data-util.js * Move mixed/js/document-focus-controller.js to js/dom/document-focus-controller.js * Move mixed/js/document-util.js to js/dom/document-util.js * Move mixed/js/dom-data-binder.js to js/dom/dom-data-binder.js * Move mixed/js/html-template-collection.js to js/dom/html-template-collection.js * Move mixed/js/panel-element.js to js/dom/panel-element.js * Move mixed/js/popup-menu.js to js/dom/popup-menu.js * Move mixed/js/selector-observer.js to js/dom/selector-observer.js * Move mixed/js/scroll.js to js/dom/window-scroll.js * Move mixed/js/text-scanner.js to js/language/text-scanner.js * Move mixed/js/cache-map.js to js/general/cache-map.js * Move mixed/js/object-property-accessor.js to js/general/object-property-accessor.js * Move mixed/js/task-accumulator.js to js/general/task-accumulator.js * Move mixed/js/environment.js to js/background/environment.js * Move mixed/js/dynamic-loader.js to js/scripting/dynamic-loader.js * Move mixed/js/dynamic-loader-sentinel.js to js/scripting/dynamic-loader-sentinel.js
Diffstat (limited to 'ext/mixed/js/frame-client.js')
-rw-r--r--ext/mixed/js/frame-client.js173
1 files changed, 0 insertions, 173 deletions
diff --git a/ext/mixed/js/frame-client.js b/ext/mixed/js/frame-client.js
deleted file mode 100644
index d15cee30..00000000
--- a/ext/mixed/js/frame-client.js
+++ /dev/null
@@ -1,173 +0,0 @@
-/*
- * Copyright (C) 2020-2021 Yomichan Authors
- *
- * 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 <https://www.gnu.org/licenses/>.
- */
-
-class FrameClient {
- constructor() {
- this._secret = null;
- this._token = null;
- this._frameId = null;
- }
-
- get frameId() {
- return this._frameId;
- }
-
- async connect(frame, targetOrigin, hostFrameId, setupFrame, timeout=10000) {
- const {secret, token, frameId} = await this._connectIternal(frame, targetOrigin, hostFrameId, setupFrame, timeout);
- this._secret = secret;
- this._token = token;
- this._frameId = frameId;
- }
-
- isConnected() {
- return (this._secret !== null);
- }
-
- createMessage(data) {
- if (!this.isConnected()) {
- throw new Error('Not connected');
- }
- return {
- token: this._token,
- secret: this._secret,
- data
- };
- }
-
- _connectIternal(frame, targetOrigin, hostFrameId, setupFrame, timeout) {
- return new Promise((resolve, reject) => {
- const tokenMap = new Map();
- let timer = null;
- let {
- promise: frameLoadedPromise,
- resolve: frameLoadedResolve,
- reject: frameLoadedReject
- } = deferPromise();
-
- const postMessage = (action, params) => {
- const contentWindow = frame.contentWindow;
- if (contentWindow === null) { throw new Error('Frame missing content window'); }
-
- let validOrigin = true;
- try {
- validOrigin = (contentWindow.location.origin === targetOrigin);
- } catch (e) {
- // NOP
- }
- if (!validOrigin) { throw new Error('Unexpected frame origin'); }
-
- contentWindow.postMessage({action, params}, targetOrigin);
- };
-
- const onMessage = (message) => {
- onMessageInner(message);
- return false;
- };
-
- const onMessageInner = async (message) => {
- try {
- if (!isObject(message)) { return; }
- const {action, params} = message;
- if (!isObject(params)) { return; }
- await frameLoadedPromise;
- if (timer === null) { return; } // Done
-
- switch (action) {
- case 'frameEndpointReady':
- {
- const {secret} = params;
- const token = generateId(16);
- tokenMap.set(secret, token);
- postMessage('frameEndpointConnect', {secret, token, hostFrameId});
- }
- break;
- case 'frameEndpointConnected':
- {
- const {secret, token} = params;
- const frameId = message.frameId;
- const token2 = tokenMap.get(secret);
- if (typeof token2 !== 'undefined' && token === token2) {
- cleanup();
- resolve({secret, token, frameId});
- }
- }
- break;
- }
- } catch (e) {
- cleanup();
- reject(e);
- }
- };
-
- const onLoad = () => {
- if (frameLoadedResolve === null) {
- cleanup();
- reject(new Error('Unexpected load event'));
- return;
- }
-
- if (FrameClient.isFrameAboutBlank(frame)) {
- return;
- }
-
- frameLoadedResolve();
- frameLoadedResolve = null;
- frameLoadedReject = null;
- };
-
- const cleanup = () => {
- if (timer === null) { return; } // Done
- clearTimeout(timer);
- timer = null;
-
- frameLoadedResolve = null;
- if (frameLoadedReject !== null) {
- frameLoadedReject(new Error('Terminated'));
- frameLoadedReject = null;
- }
-
- chrome.runtime.onMessage.removeListener(onMessage);
- frame.removeEventListener('load', onLoad);
- };
-
- // Start
- timer = setTimeout(() => {
- cleanup();
- reject(new Error('Timeout'));
- }, timeout);
-
- chrome.runtime.onMessage.addListener(onMessage);
- frame.addEventListener('load', onLoad);
-
- // Prevent unhandled rejections
- frameLoadedPromise.catch(() => {}); // NOP
-
- setupFrame(frame);
- });
- }
-
- static isFrameAboutBlank(frame) {
- try {
- const contentDocument = frame.contentDocument;
- if (contentDocument === null) { return false; }
- const url = contentDocument.location.href;
- return /^about:blank(?:[#?]|$)/.test(url);
- } catch (e) {
- return false;
- }
- }
-}