From 7a74c3c31ece7788e82c46f22cb4327ffe08307a Mon Sep 17 00:00:00 2001 From: toasted-nutbread Date: Sat, 13 Feb 2021 23:13:53 -0500 Subject: Move fg/js (#1384) * Move fg/js/frame-ancestry-handler.js to js/comm/frame-ancestry-handler.js * Move fg/js/frame-offset-forwarder.js to js/comm/frame-offset-forwarder.js * Move fg/js/dom-text-scanner.js to js/dom/dom-text-scanner.js * Move fg/js/text-source-element.js to js/dom/text-source-element.js * Move fg/js/text-source-range.js to js/dom/text-source-range.js * Move fg/js/float-main.js to js/display/popup-main.js * Move fg/js/content-script-main.js to js/app/content-script-main.js * Move fg/js/frontend.js to js/app/frontend.js * Move fg/js/popup-factory.js to js/app/popup-factory.js * Move fg/js/popup-proxy.js to js/app/popup-proxy.js * Move fg/js/popup-window.js to js/app/popup-window.js * Move fg/js/popup.js to js/app/popup.js --- ext/fg/js/content-script-main.js | 59 --- ext/fg/js/dom-text-scanner.js | 551 ---------------------------- ext/fg/js/float-main.js | 56 --- ext/fg/js/frame-ancestry-handler.js | 269 -------------- ext/fg/js/frame-offset-forwarder.js | 70 ---- ext/fg/js/frontend.js | 691 ------------------------------------ ext/fg/js/popup-factory.js | 319 ----------------- ext/fg/js/popup-proxy.js | 218 ------------ ext/fg/js/popup-window.js | 169 --------- ext/fg/js/popup.js | 687 ----------------------------------- ext/fg/js/text-source-element.js | 139 -------- ext/fg/js/text-source-range.js | 170 --------- 12 files changed, 3398 deletions(-) delete mode 100644 ext/fg/js/content-script-main.js delete mode 100644 ext/fg/js/dom-text-scanner.js delete mode 100644 ext/fg/js/float-main.js delete mode 100644 ext/fg/js/frame-ancestry-handler.js delete mode 100644 ext/fg/js/frame-offset-forwarder.js delete mode 100644 ext/fg/js/frontend.js delete mode 100644 ext/fg/js/popup-factory.js delete mode 100644 ext/fg/js/popup-proxy.js delete mode 100644 ext/fg/js/popup-window.js delete mode 100644 ext/fg/js/popup.js delete mode 100644 ext/fg/js/text-source-element.js delete mode 100644 ext/fg/js/text-source-range.js (limited to 'ext/fg') diff --git a/ext/fg/js/content-script-main.js b/ext/fg/js/content-script-main.js deleted file mode 100644 index 5dee4c56..00000000 --- a/ext/fg/js/content-script-main.js +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (C) 2019-2021 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 . - */ - -/* global - * Frontend - * HotkeyHandler - * PopupFactory - * api - */ - -(async () => { - try { - api.forwardLogsToBackend(); - await yomichan.backendReady(); - - const {tabId, frameId} = await api.frameInformationGet(); - if (typeof frameId !== 'number') { - throw new Error('Failed to get frameId'); - } - - const hotkeyHandler = new HotkeyHandler(); - hotkeyHandler.prepare(); - - const popupFactory = new PopupFactory(frameId); - popupFactory.prepare(); - - const frontend = new Frontend({ - tabId, - frameId, - popupFactory, - depth: 0, - parentPopupId: null, - parentFrameId: null, - useProxyPopup: false, - pageType: 'web', - allowRootFramePopupProxy: true, - hotkeyHandler - }); - await frontend.prepare(); - - yomichan.ready(); - } catch (e) { - yomichan.logError(e); - } -})(); diff --git a/ext/fg/js/dom-text-scanner.js b/ext/fg/js/dom-text-scanner.js deleted file mode 100644 index 71e74fc3..00000000 --- a/ext/fg/js/dom-text-scanner.js +++ /dev/null @@ -1,551 +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 . - */ - -/** - * A class used to scan text in a document. - */ -class DOMTextScanner { - /** - * Creates a new instance of a DOMTextScanner. - * @param node The DOM Node to start at. - * @param offset The character offset in to start at when node is a text node. - * Use 0 for non-text nodes. - */ - constructor(node, offset, forcePreserveWhitespace=false, generateLayoutContent=true) { - const ruby = DOMTextScanner.getParentRubyElement(node); - const resetOffset = (ruby !== null); - if (resetOffset) { node = ruby; } - - this._node = node; - this._offset = offset; - this._content = ''; - this._remainder = 0; - this._resetOffset = resetOffset; - this._newlines = 0; - this._lineHasWhitespace = false; - this._lineHasContent = false; - this._forcePreserveWhitespace = forcePreserveWhitespace; - this._generateLayoutContent = generateLayoutContent; - } - - /** - * Gets the current node being scanned. - * @returns A DOM Node. - */ - get node() { - return this._node; - } - - /** - * Gets the current offset corresponding to the node being scanned. - * This value is only applicable for text nodes. - * @returns An integer. - */ - get offset() { - return this._offset; - } - - /** - * Gets the remaining number of characters that weren't scanned in the last seek() call. - * This value is usually 0 unless the end of the document was reached. - * @returns An integer. - */ - get remainder() { - return this._remainder; - } - - /** - * Gets the accumulated content string resulting from calls to seek(). - * @returns A string. - */ - get content() { - return this._content; - } - - /** - * Seeks a given length in the document and accumulates the text content. - * @param length A positive or negative integer corresponding to how many characters - * should be added to content. Content is only added to the accumulation string, - * never removed, so mixing seek calls with differently signed length values - * may give unexpected results. - * @returns this - */ - seek(length) { - const forward = (length >= 0); - this._remainder = (forward ? length : -length); - if (length === 0) { return this; } - - const TEXT_NODE = Node.TEXT_NODE; - const ELEMENT_NODE = Node.ELEMENT_NODE; - - const generateLayoutContent = this._generateLayoutContent; - let node = this._node; - let lastNode = node; - let resetOffset = this._resetOffset; - let newlines = 0; - while (node !== null) { - let enterable = false; - const nodeType = node.nodeType; - - if (nodeType === TEXT_NODE) { - lastNode = node; - if (!( - forward ? - this._seekTextNodeForward(node, resetOffset) : - this._seekTextNodeBackward(node, resetOffset) - )) { - // Length reached - break; - } - } else if (nodeType === ELEMENT_NODE) { - lastNode = node; - this._offset = 0; - [enterable, newlines] = DOMTextScanner.getElementSeekInfo(node); - if (newlines > this._newlines && generateLayoutContent) { - this._newlines = newlines; - } - } - - const exitedNodes = []; - node = DOMTextScanner.getNextNode(node, forward, enterable, exitedNodes); - - for (const exitedNode of exitedNodes) { - if (exitedNode.nodeType !== ELEMENT_NODE) { continue; } - newlines = DOMTextScanner.getElementSeekInfo(exitedNode)[1]; - if (newlines > this._newlines && generateLayoutContent) { - this._newlines = newlines; - } - } - - resetOffset = true; - } - - this._node = lastNode; - this._resetOffset = resetOffset; - - return this; - } - - // Private - - /** - * Seeks forward in a text node. - * @param textNode The text node to use. - * @param resetOffset Whether or not the text offset should be reset. - * @returns true if scanning should continue, or false if the scan length has been reached. - */ - _seekTextNodeForward(textNode, resetOffset) { - const nodeValue = textNode.nodeValue; - const nodeValueLength = nodeValue.length; - const [preserveNewlines, preserveWhitespace] = ( - this._forcePreserveWhitespace ? - [true, true] : - DOMTextScanner.getWhitespaceSettings(textNode) - ); - - let lineHasWhitespace = this._lineHasWhitespace; - let lineHasContent = this._lineHasContent; - let content = this._content; - let offset = resetOffset ? 0 : this._offset; - let remainder = this._remainder; - let newlines = this._newlines; - - while (offset < nodeValueLength) { - const char = nodeValue[offset]; - const charAttributes = DOMTextScanner.getCharacterAttributes(char, preserveNewlines, preserveWhitespace); - ++offset; - - if (charAttributes === 0) { - // Character should be ignored - continue; - } else if (charAttributes === 1) { - // Character is collapsable whitespace - lineHasWhitespace = true; - } else { - // Character should be added to the content - if (newlines > 0) { - if (content.length > 0) { - const useNewlineCount = Math.min(remainder, newlines); - content += '\n'.repeat(useNewlineCount); - remainder -= useNewlineCount; - newlines -= useNewlineCount; - } else { - newlines = 0; - } - lineHasContent = false; - lineHasWhitespace = false; - if (remainder <= 0) { - --offset; // Revert character offset - break; - } - } - - lineHasContent = (charAttributes === 2); // 3 = character is a newline - - if (lineHasWhitespace) { - if (lineHasContent) { - content += ' '; - lineHasWhitespace = false; - if (--remainder <= 0) { - --offset; // Revert character offset - break; - } - } else { - lineHasWhitespace = false; - } - } - - content += char; - - if (--remainder <= 0) { break; } - } - } - - this._lineHasWhitespace = lineHasWhitespace; - this._lineHasContent = lineHasContent; - this._content = content; - this._offset = offset; - this._remainder = remainder; - this._newlines = newlines; - - return (remainder > 0); - } - - /** - * Seeks backward in a text node. - * This function is nearly the same as _seekTextNodeForward, with the following differences: - * - Iteration condition is reversed to check if offset is greater than 0. - * - offset is reset to nodeValueLength instead of 0. - * - offset is decremented instead of incremented. - * - offset is decremented before getting the character. - * - offset is reverted by incrementing instead of decrementing. - * - content string is prepended instead of appended. - * @param textNode The text node to use. - * @param resetOffset Whether or not the text offset should be reset. - * @returns true if scanning should continue, or false if the scan length has been reached. - */ - _seekTextNodeBackward(textNode, resetOffset) { - const nodeValue = textNode.nodeValue; - const nodeValueLength = nodeValue.length; - const [preserveNewlines, preserveWhitespace] = ( - this._forcePreserveWhitespace ? - [true, true] : - DOMTextScanner.getWhitespaceSettings(textNode) - ); - - let lineHasWhitespace = this._lineHasWhitespace; - let lineHasContent = this._lineHasContent; - let content = this._content; - let offset = resetOffset ? nodeValueLength : this._offset; - let remainder = this._remainder; - let newlines = this._newlines; - - while (offset > 0) { - --offset; - const char = nodeValue[offset]; - const charAttributes = DOMTextScanner.getCharacterAttributes(char, preserveNewlines, preserveWhitespace); - - if (charAttributes === 0) { - // Character should be ignored - continue; - } else if (charAttributes === 1) { - // Character is collapsable whitespace - lineHasWhitespace = true; - } else { - // Character should be added to the content - if (newlines > 0) { - if (content.length > 0) { - const useNewlineCount = Math.min(remainder, newlines); - content = '\n'.repeat(useNewlineCount) + content; - remainder -= useNewlineCount; - newlines -= useNewlineCount; - } else { - newlines = 0; - } - lineHasContent = false; - lineHasWhitespace = false; - if (remainder <= 0) { - ++offset; // Revert character offset - break; - } - } - - lineHasContent = (charAttributes === 2); // 3 = character is a newline - - if (lineHasWhitespace) { - if (lineHasContent) { - content = ' ' + content; - lineHasWhitespace = false; - if (--remainder <= 0) { - ++offset; // Revert character offset - break; - } - } else { - lineHasWhitespace = false; - } - } - - content = char + content; - - if (--remainder <= 0) { break; } - } - } - - this._lineHasWhitespace = lineHasWhitespace; - this._lineHasContent = lineHasContent; - this._content = content; - this._offset = offset; - this._remainder = remainder; - this._newlines = newlines; - - return (remainder > 0); - } - - // Static helpers - - /** - * Gets the next node in the document for a specified scanning direction. - * @param node The current DOM Node. - * @param forward Whether to scan forward in the document or backward. - * @param visitChildren Whether the children of the current node should be visited. - * @param exitedNodes An array which stores nodes which were exited. - * @returns The next node in the document, or null if there is no next node. - */ - static getNextNode(node, forward, visitChildren, exitedNodes) { - let next = visitChildren ? (forward ? node.firstChild : node.lastChild) : null; - if (next === null) { - while (true) { - exitedNodes.push(node); - - next = (forward ? node.nextSibling : node.previousSibling); - if (next !== null) { break; } - - next = node.parentNode; - if (next === null) { break; } - - node = next; - } - } - return next; - } - - /** - * Gets the parent element of a given Node. - * @param node The node to check. - * @returns The parent element if one exists, otherwise null. - */ - static getParentElement(node) { - while (node !== null && node.nodeType !== Node.ELEMENT_NODE) { - node = node.parentNode; - } - return node; - } - - /** - * Gets the parent element of a given node, if one exists. For efficiency purposes, - * this only checks the immediate parent elements and does not check all ancestors, so - * there are cases where the node may be in a ruby element but it is not returned. - * @param node The node to check. - * @returns A node if the input node is contained in one, otherwise null. - */ - static getParentRubyElement(node) { - node = DOMTextScanner.getParentElement(node); - if (node !== null && node.nodeName.toUpperCase() === 'RT') { - node = node.parentNode; - if (node !== null && node.nodeName.toUpperCase() === 'RUBY') { - return node; - } - } - return null; - } - - /** - * @returns [enterable: boolean, newlines: integer] - * The enterable value indicates whether the content of this node should be entered. - * The newlines value corresponds to the number of newline characters that should be added. - * 1 newline corresponds to a simple new line in the layout. - * 2 newlines corresponds to a significant visual distinction since the previous content. - */ - static getElementSeekInfo(element) { - let enterable = true; - switch (element.nodeName.toUpperCase()) { - case 'HEAD': - case 'RT': - case 'SCRIPT': - case 'STYLE': - return [false, 0]; - case 'BR': - return [false, 1]; - case 'TEXTAREA': - case 'INPUT': - case 'BUTTON': - enterable = false; - break; - } - - const style = window.getComputedStyle(element); - const display = style.display; - - const visible = (display !== 'none' && DOMTextScanner.isStyleVisible(style)); - let newlines = 0; - - if (!visible) { - enterable = false; - } else { - switch (style.position) { - case 'absolute': - case 'fixed': - case 'sticky': - newlines = 2; - break; - } - if (newlines === 0 && DOMTextScanner.doesCSSDisplayChangeLayout(display)) { - newlines = 1; - } - } - - return [enterable, newlines]; - } - - /** - * Gets information about how whitespace characters are treated. - * @param textNode The Text node to check. - * @returns [preserveNewlines: boolean, preserveWhitespace: boolean] - * The value of preserveNewlines indicates whether or not newline characters are treated as line breaks. - * The value of preserveWhitespace indicates whether or not sequences of whitespace characters are collapsed. - */ - static getWhitespaceSettings(textNode) { - const element = DOMTextScanner.getParentElement(textNode); - if (element !== null) { - const style = window.getComputedStyle(element); - switch (style.whiteSpace) { - case 'pre': - case 'pre-wrap': - case 'break-spaces': - return [true, true]; - case 'pre-line': - return [true, false]; - } - } - return [false, false]; - } - - /** - * Gets attributes for the specified character. - * @param character A string containing a single character. - * @returns An integer representing the attributes of the character. - * 0: Character should be ignored. - * 1: Character is collapsable whitespace. - * 2: Character should be added to the content. - * 3: Character should be added to the content and is a newline. - */ - static getCharacterAttributes(character, preserveNewlines, preserveWhitespace) { - switch (character.charCodeAt(0)) { - case 0x09: // Tab ('\t') - case 0x0c: // Form feed ('\f') - case 0x0d: // Carriage return ('\r') - case 0x20: // Space (' ') - return preserveWhitespace ? 2 : 1; - case 0x0a: // Line feed ('\n') - return preserveNewlines ? 3 : 1; - case 0x200c: // Zero-width non-joiner ('\u200c') - return 0; - default: // Other - return 2; - } - } - - /** - * Checks whether a given style is visible or not. - * This function does not check style.display === 'none'. - * @param style An object implementing the CSSStyleDeclaration interface. - * @returns true if the style should result in an element being visible, otherwise false. - */ - static isStyleVisible(style) { - return !( - style.visibility === 'hidden' || - parseFloat(style.opacity) <= 0 || - parseFloat(style.fontSize) <= 0 || - ( - !DOMTextScanner.isStyleSelectable(style) && - ( - DOMTextScanner.isCSSColorTransparent(style.color) || - DOMTextScanner.isCSSColorTransparent(style.webkitTextFillColor) - ) - ) - ); - } - - /** - * Checks whether a given style is selectable or not. - * @param style An object implementing the CSSStyleDeclaration interface. - * @returns true if the style is selectable, otherwise false. - */ - static isStyleSelectable(style) { - return !( - style.userSelect === 'none' || - style.webkitUserSelect === 'none' || - style.MozUserSelect === 'none' || - style.msUserSelect === 'none' - ); - } - - /** - * Checks whether a CSS color is transparent or not. - * @param cssColor A CSS color string, expected to be encoded in rgb(a) form. - * @returns true if the color is transparent, otherwise false. - */ - static isCSSColorTransparent(cssColor) { - return ( - typeof cssColor === 'string' && - cssColor.startsWith('rgba(') && - /,\s*0.?0*\)$/.test(cssColor) - ); - } - - /** - * Checks whether a CSS display value will cause a layout change for text. - * @param cssDisplay A CSS string corresponding to the value of the display property. - * @returns true if the layout is changed by this value, otherwise false. - */ - static doesCSSDisplayChangeLayout(cssDisplay) { - let pos = cssDisplay.indexOf(' '); - if (pos >= 0) { - // Truncate to part - cssDisplay = cssDisplay.substring(0, pos); - } - - pos = cssDisplay.indexOf('-'); - if (pos >= 0) { - // Truncate to first part of kebab-case value - cssDisplay = cssDisplay.substring(0, pos); - } - - switch (cssDisplay) { - case 'block': - case 'flex': - case 'grid': - case 'list': // list-item - case 'table': // table, table-* - return true; - case 'ruby': // rubt-* - return (pos >= 0); - default: - return false; - } - } -} diff --git a/ext/fg/js/float-main.js b/ext/fg/js/float-main.js deleted file mode 100644 index 7c048b62..00000000 --- a/ext/fg/js/float-main.js +++ /dev/null @@ -1,56 +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 . - */ - -/* global - * Display - * DisplayProfileSelection - * DocumentFocusController - * HotkeyHandler - * JapaneseUtil - * api - */ - -(async () => { - try { - const documentFocusController = new DocumentFocusController(); - documentFocusController.prepare(); - - api.forwardLogsToBackend(); - await yomichan.backendReady(); - - const {tabId, frameId} = await api.frameInformationGet(); - - const japaneseUtil = new JapaneseUtil(null); - - const hotkeyHandler = new HotkeyHandler(); - hotkeyHandler.prepare(); - - const display = new Display(tabId, frameId, 'popup', japaneseUtil, documentFocusController, hotkeyHandler); - await display.prepare(); - - const displayProfileSelection = new DisplayProfileSelection(display); - displayProfileSelection.prepare(); - - display.initializeState(); - - document.documentElement.dataset.loaded = 'true'; - - yomichan.ready(); - } catch (e) { - yomichan.logError(e); - } -})(); diff --git a/ext/fg/js/frame-ancestry-handler.js b/ext/fg/js/frame-ancestry-handler.js deleted file mode 100644 index b1ed7114..00000000 --- a/ext/fg/js/frame-ancestry-handler.js +++ /dev/null @@ -1,269 +0,0 @@ -/* - * Copyright (C) 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 . - */ - -/* global - * api - */ - -/** - * This class is used to return the ancestor frame IDs for the current frame. - * This is a workaround to using the `webNavigation.getAllFrames` API, which - * would require an additional permission that is otherwise unnecessary. - * It is also used to track the correlation between child frame elements and their IDs. - */ -class FrameAncestryHandler { - /** - * Creates a new instance. - * @param frameId The frame ID of the current frame the instance is instantiated in. - */ - constructor(frameId) { - this._frameId = frameId; - this._isPrepared = false; - this._requestMessageId = 'FrameAncestryHandler.requestFrameInfo'; - this._responseMessageIdBase = `${this._requestMessageId}.response.`; - this._getFrameAncestryInfoPromise = null; - this._childFrameMap = new Map(); - } - - /** - * Gets the frame ID that the instance is instantiated in. - */ - get frameId() { - return this._frameId; - } - - /** - * Initializes event event listening. - */ - prepare() { - if (this._isPrepared) { return; } - window.addEventListener('message', this._onWindowMessage.bind(this), false); - this._isPrepared = true; - } - - /** - * Returns whether or not this frame is the root frame in the tab. - * @returns `true` if it is the root, otherwise `false`. - */ - isRootFrame() { - return (window === window.parent); - } - - /** - * Gets the frame ancestry information for the current frame. If the frame is the - * root frame, an empty array is returned. Otherwise, an array of frame IDs is returned, - * starting from the nearest ancestor. - * @param timeout The maximum time to wait to receive a response to frame information requests. - * @returns An array of frame IDs corresponding to the ancestors of the current frame. - */ - async getFrameAncestryInfo() { - if (this._getFrameAncestryInfoPromise === null) { - this._getFrameAncestryInfoPromise = this._getFrameAncestryInfo(5000); - } - return await this._getFrameAncestryInfoPromise; - } - - /** - * Gets the frame element of a child frame given a frame ID. - * For this function to work, the `getFrameAncestryInfo` function needs to have - * been invoked previously. - * @param frameId The frame ID of the child frame to get. - * @returns The element corresponding to the frame with ID `frameId`, otherwise `null`. - */ - getChildFrameElement(frameId) { - const frameInfo = this._childFrameMap.get(frameId); - if (typeof frameInfo === 'undefined') { return null; } - - let {frameElement} = frameInfo; - if (typeof frameElement === 'undefined') { - frameElement = this._findFrameElementWithContentWindow(frameInfo.window); - frameInfo.frameElement = frameElement; - } - - return frameElement; - } - - // Private - - _getFrameAncestryInfo(timeout=5000) { - return new Promise((resolve, reject) => { - const targetWindow = window.parent; - if (window === targetWindow) { - resolve([]); - return; - } - - const uniqueId = generateId(16); - let nonce = generateId(16); - const responseMessageId = `${this._responseMessageIdBase}${uniqueId}`; - const results = []; - let timer = null; - - const cleanup = () => { - if (timer !== null) { - clearTimeout(timer); - timer = null; - } - api.crossFrame.unregisterHandler(responseMessageId); - }; - const onMessage = (params) => { - if (params.nonce !== nonce) { return null; } - - // Add result - const {frameId, more} = params; - results.push(frameId); - nonce = generateId(16); - - if (!more) { - // Cleanup - cleanup(); - - // Finish - resolve(results); - } - return {nonce}; - }; - const onTimeout = () => { - timer = null; - cleanup(); - reject(new Error(`Request for parent frame ID timed out after ${timeout}ms`)); - }; - const resetTimeout = () => { - if (timer !== null) { clearTimeout(timer); } - timer = setTimeout(onTimeout, timeout); - }; - - // Start - api.crossFrame.registerHandlers([[responseMessageId, {async: false, handler: onMessage}]]); - resetTimeout(); - const frameId = this._frameId; - this._requestFrameInfo(targetWindow, frameId, frameId, uniqueId, nonce); - }); - } - - _onWindowMessage(event) { - const {source} = event; - if (source === window || source.parent !== window) { return; } - - const {data} = event; - if ( - typeof data === 'object' && - data !== null && - data.action === this._requestMessageId - ) { - this._onRequestFrameInfo(data.params, source); - } - } - - async _onRequestFrameInfo(params, source) { - try { - let {originFrameId, childFrameId, uniqueId, nonce} = params; - if ( - !this._isNonNegativeInteger(originFrameId) || - typeof uniqueId !== 'string' || - typeof nonce !== 'string' - ) { - return; - } - - const frameId = this._frameId; - const {parent} = window; - const more = (window !== parent); - const responseParams = {frameId, nonce, more}; - const responseMessageId = `${this._responseMessageIdBase}${uniqueId}`; - - try { - const response = await api.crossFrame.invoke(originFrameId, responseMessageId, responseParams); - if (response === null) { return; } - nonce = response.nonce; - } catch (e) { - return; - } - - if (!this._childFrameMap.has(childFrameId)) { - this._childFrameMap.set(childFrameId, {window: source, frameElement: void 0}); - } - - if (more) { - this._requestFrameInfo(parent, originFrameId, frameId, uniqueId, nonce); - } - } catch (e) { - // NOP - } - } - - _requestFrameInfo(targetWindow, originFrameId, childFrameId, uniqueId, nonce) { - targetWindow.postMessage({ - action: this._requestMessageId, - params: {originFrameId, childFrameId, uniqueId, nonce} - }, '*'); - } - - _isNonNegativeInteger(value) { - return ( - typeof value === 'number' && - Number.isFinite(value) && - value >= 0 && - Math.floor(value) === value - ); - } - - _findFrameElementWithContentWindow(contentWindow) { - // Check frameElement, for non-null same-origin frames - try { - const {frameElement} = contentWindow; - if (frameElement !== null) { return frameElement; } - } catch (e) { - // NOP - } - - // Check frames - const frameTypes = ['iframe', 'frame', 'embed']; - for (const frameType of frameTypes) { - for (const frame of document.getElementsByTagName(frameType)) { - if (frame.contentWindow === contentWindow) { - return frame; - } - } - } - - // Check for shadow roots - const rootElements = [document.documentElement]; - while (rootElements.length > 0) { - const rootElement = rootElements.shift(); - const walker = document.createTreeWalker(rootElement, NodeFilter.SHOW_ELEMENT); - while (walker.nextNode()) { - const element = walker.currentNode; - - if (element.contentWindow === contentWindow) { - return element; - } - - const shadowRoot = ( - element.shadowRoot || - element.openOrClosedShadowRoot // Available to Firefox 63+ for WebExtensions - ); - if (shadowRoot) { - rootElements.push(shadowRoot); - } - } - } - - // Not found - return null; - } -} diff --git a/ext/fg/js/frame-offset-forwarder.js b/ext/fg/js/frame-offset-forwarder.js deleted file mode 100644 index 0a0b4a18..00000000 --- a/ext/fg/js/frame-offset-forwarder.js +++ /dev/null @@ -1,70 +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 . - */ - -/* global - * FrameAncestryHandler - * api - */ - -class FrameOffsetForwarder { - constructor(frameId) { - this._frameId = frameId; - this._frameAncestryHandler = new FrameAncestryHandler(frameId); - } - - prepare() { - this._frameAncestryHandler.prepare(); - api.crossFrame.registerHandlers([ - ['FrameOffsetForwarder.getChildFrameRect', {async: false, handler: this._onMessageGetChildFrameRect.bind(this)}] - ]); - } - - async getOffset() { - if (this._frameAncestryHandler.isRootFrame()) { - return [0, 0]; - } - - const ancestorFrameIds = await this._frameAncestryHandler.getFrameAncestryInfo(); - - let childFrameId = this._frameId; - const promises = []; - for (const frameId of ancestorFrameIds) { - promises.push(api.crossFrame.invoke(frameId, 'FrameOffsetForwarder.getChildFrameRect', {frameId: childFrameId})); - childFrameId = frameId; - } - - const results = await Promise.all(promises); - - let xOffset = 0; - let yOffset = 0; - for (const {x, y} of results) { - xOffset += x; - yOffset += y; - } - return [xOffset, yOffset]; - } - - // Private - - _onMessageGetChildFrameRect({frameId}) { - const frameElement = this._frameAncestryHandler.getChildFrameElement(frameId); - if (frameElement === null) { return null; } - - const {x, y, width, height} = frameElement.getBoundingClientRect(); - return {x, y, width, height}; - } -} diff --git a/ext/fg/js/frontend.js b/ext/fg/js/frontend.js deleted file mode 100644 index a62b06bf..00000000 --- a/ext/fg/js/frontend.js +++ /dev/null @@ -1,691 +0,0 @@ -/* - * Copyright (C) 2016-2021 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 . - */ - -/* global - * DocumentUtil - * TextScanner - * TextSourceElement - * TextSourceRange - * api - */ - -class Frontend { - constructor({ - pageType, - popupFactory, - depth, - tabId, - frameId, - parentPopupId, - parentFrameId, - useProxyPopup, - canUseWindowPopup=true, - allowRootFramePopupProxy, - childrenSupported=true, - hotkeyHandler - }) { - this._pageType = pageType; - this._popupFactory = popupFactory; - this._depth = depth; - this._tabId = tabId; - this._frameId = frameId; - this._parentPopupId = parentPopupId; - this._parentFrameId = parentFrameId; - this._useProxyPopup = useProxyPopup; - this._canUseWindowPopup = canUseWindowPopup; - this._allowRootFramePopupProxy = allowRootFramePopupProxy; - this._childrenSupported = childrenSupported; - this._hotkeyHandler = hotkeyHandler; - this._popup = null; - this._disabledOverride = false; - this._options = null; - this._pageZoomFactor = 1.0; - this._contentScale = 1.0; - this._lastShowPromise = Promise.resolve(); - this._documentUtil = new DocumentUtil(); - this._textScanner = new TextScanner({ - node: window, - ignoreElements: this._ignoreElements.bind(this), - ignorePoint: this._ignorePoint.bind(this), - getSearchContext: this._getSearchContext.bind(this), - documentUtil: this._documentUtil, - searchTerms: true, - searchKanji: true - }); - this._popupCache = new Map(); - this._popupEventListeners = new EventListenerCollection(); - this._updatePopupToken = null; - this._clearSelectionTimer = null; - this._isPointerOverPopup = false; - this._optionsContextOverride = null; - - this._runtimeMessageHandlers = new Map([ - ['requestFrontendReadyBroadcast', {async: false, handler: this._onMessageRequestFrontendReadyBroadcast.bind(this)}], - ['setAllVisibleOverride', {async: true, handler: this._onApiSetAllVisibleOverride.bind(this)}], - ['clearAllVisibleOverride', {async: true, handler: this._onApiClearAllVisibleOverride.bind(this)}] - ]); - - this._hotkeyHandler.registerActions([ - ['scanSelectedText', this._onActionScanSelectedText.bind(this)] - ]); - } - - get canClearSelection() { - return this._textScanner.canClearSelection; - } - - set canClearSelection(value) { - this._textScanner.canClearSelection = value; - } - - get popup() { - return this._popup; - } - - async prepare() { - await this.updateOptions(); - try { - const {zoomFactor} = await api.getZoom(); - this._pageZoomFactor = zoomFactor; - } catch (e) { - // Ignore exceptions which may occur due to being on an unsupported page (e.g. about:blank) - } - - this._textScanner.prepare(); - - window.addEventListener('resize', this._onResize.bind(this), false); - DocumentUtil.addFullscreenChangeEventListener(this._updatePopup.bind(this)); - - const visualViewport = window.visualViewport; - if (visualViewport !== null && typeof visualViewport === 'object') { - visualViewport.addEventListener('scroll', this._onVisualViewportScroll.bind(this)); - visualViewport.addEventListener('resize', this._onVisualViewportResize.bind(this)); - } - - yomichan.on('optionsUpdated', this.updateOptions.bind(this)); - yomichan.on('zoomChanged', this._onZoomChanged.bind(this)); - yomichan.on('closePopups', this._onClosePopups.bind(this)); - chrome.runtime.onMessage.addListener(this._onRuntimeMessage.bind(this)); - - this._textScanner.on('clearSelection', this._onClearSelection.bind(this)); - this._textScanner.on('searched', this._onSearched.bind(this)); - - api.crossFrame.registerHandlers([ - ['closePopup', {async: false, handler: this._onApiClosePopup.bind(this)}], - ['copySelection', {async: false, handler: this._onApiCopySelection.bind(this)}], - ['getSelectionText', {async: false, handler: this._onApiGetSelectionText.bind(this)}], - ['getPopupInfo', {async: false, handler: this._onApiGetPopupInfo.bind(this)}], - ['getPageInfo', {async: false, handler: this._onApiGetPageInfo.bind(this)}], - ['getFrameSize', {async: true, handler: this._onApiGetFrameSize.bind(this)}], - ['setFrameSize', {async: true, handler: this._onApiSetFrameSize.bind(this)}] - ]); - - this._updateContentScale(); - this._signalFrontendReady(); - } - - setDisabledOverride(disabled) { - this._disabledOverride = disabled; - this._updateTextScannerEnabled(); - } - - setOptionsContextOverride(optionsContext) { - this._optionsContextOverride = optionsContext; - } - - async setTextSource(textSource) { - this._textScanner.setCurrentTextSource(null); - await this._textScanner.search(textSource); - } - - async updateOptions() { - try { - await this._updateOptionsInternal(); - } catch (e) { - if (!yomichan.isExtensionUnloaded) { - throw e; - } - } - } - - showContentCompleted() { - return this._lastShowPromise; - } - - // Message handlers - - _onMessageRequestFrontendReadyBroadcast({frameId}) { - this._signalFrontendReady(frameId); - } - - // Action handlers - - _onActionScanSelectedText() { - this._scanSelectedText(); - } - - // API message handlers - - _onApiGetUrl() { - return window.location.href; - } - - _onApiClosePopup() { - this._clearSelection(false); - } - - _onApiCopySelection() { - // This will not work on Firefox if a popup has focus, which is usually the case when this function is called. - document.execCommand('copy'); - } - - _onApiGetSelectionText() { - return document.getSelection().toString(); - } - - _onApiGetPopupInfo() { - return { - popupId: (this._popup !== null ? this._popup.id : null) - }; - } - - _onApiGetPageInfo() { - return { - url: window.location.href, - documentTitle: document.title - }; - } - - async _onApiSetAllVisibleOverride({value, priority, awaitFrame}) { - const result = await this._popupFactory.setAllVisibleOverride(value, priority); - if (awaitFrame) { - await promiseAnimationFrame(100); - } - return result; - } - - async _onApiClearAllVisibleOverride({token}) { - return await this._popupFactory.clearAllVisibleOverride(token); - } - - async _onApiGetFrameSize() { - return await this._popup.getFrameSize(); - } - - async _onApiSetFrameSize({width, height}) { - return await this._popup.setFrameSize(width, height); - } - - // Private - - _onResize() { - this._updatePopupPosition(); - } - - _onRuntimeMessage({action, params}, sender, callback) { - const messageHandler = this._runtimeMessageHandlers.get(action); - if (typeof messageHandler === 'undefined') { return false; } - return yomichan.invokeMessageHandler(messageHandler, params, callback, sender); - } - - _onZoomChanged({newZoomFactor}) { - this._pageZoomFactor = newZoomFactor; - this._updateContentScale(); - } - - _onClosePopups() { - this._clearSelection(true); - } - - _onVisualViewportScroll() { - this._updatePopupPosition(); - } - - _onVisualViewportResize() { - this._updateContentScale(); - } - - _onClearSelection({passive}) { - this._stopClearSelectionDelayed(); - if (this._popup !== null) { - this._popup.hide(!passive); - this._popup.clearAutoPlayTimer(); - this._isPointerOverPopup = false; - } - } - - _onSearched({type, definitions, sentence, inputInfo: {eventType, passive, detail}, textSource, optionsContext, detail: {documentTitle}, error}) { - const scanningOptions = this._options.scanning; - - if (error !== null) { - if (yomichan.isExtensionUnloaded) { - if (textSource !== null && !passive) { - this._showExtensionUnloaded(textSource); - } - } else { - yomichan.logError(error); - } - } if (type !== null) { - this._stopClearSelectionDelayed(); - let focus = (eventType === 'mouseMove'); - if (isObject(detail)) { - const focus2 = detail.focus; - if (typeof focus2 === 'boolean') { focus = focus2; } - } - this._showContent(textSource, focus, definitions, type, sentence, documentTitle, optionsContext); - } else { - if (scanningOptions.autoHideResults) { - this._clearSelectionDelayed(scanningOptions.hideDelay, false); - } - } - } - - _onPopupFramePointerOver() { - this._isPointerOverPopup = true; - this._stopClearSelectionDelayed(); - } - - _onPopupFramePointerOut() { - this._isPointerOverPopup = false; - } - - _clearSelection(passive) { - this._stopClearSelectionDelayed(); - this._textScanner.clearSelection(passive); - } - - _clearSelectionDelayed(delay, restart, passive) { - if (!this._textScanner.hasSelection()) { return; } - if (delay > 0) { - if (this._clearSelectionTimer !== null && !restart) { return; } // Already running - this._stopClearSelectionDelayed(); - this._clearSelectionTimer = setTimeout(() => { - this._clearSelectionTimer = null; - if (this._isPointerOverPopup) { return; } - this._clearSelection(passive); - }, delay); - } else { - this._clearSelection(passive); - } - } - - _stopClearSelectionDelayed() { - if (this._clearSelectionTimer !== null) { - clearTimeout(this._clearSelectionTimer); - this._clearSelectionTimer = null; - } - } - - async _updateOptionsInternal() { - const optionsContext = await this._getOptionsContext(); - const options = await api.optionsGet(optionsContext); - const {scanning: scanningOptions, sentenceParsing: sentenceParsingOptions} = options; - this._options = options; - - this._hotkeyHandler.setHotkeys('web', options.inputs.hotkeys); - - await this._updatePopup(); - - const preventMiddleMouse = this._getPreventMiddleMouseValueForPageType(scanningOptions.preventMiddleMouse); - this._textScanner.setOptions({ - inputs: scanningOptions.inputs, - deepContentScan: scanningOptions.deepDomScan, - selectText: scanningOptions.selectText, - delay: scanningOptions.delay, - touchInputEnabled: scanningOptions.touchInputEnabled, - pointerEventsEnabled: scanningOptions.pointerEventsEnabled, - scanLength: scanningOptions.length, - layoutAwareScan: scanningOptions.layoutAwareScan, - preventMiddleMouse, - sentenceParsingOptions - }); - this._updateTextScannerEnabled(); - - if (this._pageType !== 'web') { - const excludeSelectors = ['.scan-disable', '.scan-disable *']; - if (!scanningOptions.enableOnPopupExpressions) { - excludeSelectors.push('.source-text', '.source-text *'); - } - this._textScanner.excludeSelector = excludeSelectors.join(','); - } - - this._updateContentScale(); - - await this._textScanner.searchLast(); - } - - async _updatePopup() { - const {usePopupWindow, showIframePopupsInRootFrame} = this._options.general; - const isIframe = !this._useProxyPopup && (window !== window.parent); - - const currentPopup = this._popup; - - let popupPromise; - if (usePopupWindow && this._canUseWindowPopup) { - popupPromise = this._popupCache.get('window'); - if (typeof popupPromise === 'undefined') { - popupPromise = this._getPopupWindow(); - this._popupCache.set('window', popupPromise); - } - } else if ( - isIframe && - showIframePopupsInRootFrame && - DocumentUtil.getFullscreenElement() === null && - this._allowRootFramePopupProxy - ) { - popupPromise = this._popupCache.get('iframe'); - if (typeof popupPromise === 'undefined') { - popupPromise = this._getIframeProxyPopup(); - this._popupCache.set('iframe', popupPromise); - } - } else if (this._useProxyPopup) { - popupPromise = this._popupCache.get('proxy'); - if (typeof popupPromise === 'undefined') { - popupPromise = this._getProxyPopup(); - this._popupCache.set('proxy', popupPromise); - } - } else { - popupPromise = this._popupCache.get('default'); - if (typeof popupPromise === 'undefined') { - popupPromise = this._getDefaultPopup(); - this._popupCache.set('default', popupPromise); - } - } - - // The token below is used as a unique identifier to ensure that a new _updatePopup call - // hasn't been started during the await. - const token = {}; - this._updatePopupToken = token; - const popup = await popupPromise; - const optionsContext = await this._getOptionsContext(); - if (this._updatePopupToken !== token) { return; } - if (popup !== null) { - await popup.setOptionsContext(optionsContext); - } - if (this._updatePopupToken !== token) { return; } - - if (popup !== currentPopup) { - this._clearSelection(true); - } - - this._popupEventListeners.removeAllEventListeners(); - this._popup = popup; - if (popup !== null) { - this._popupEventListeners.on(popup, 'framePointerOver', this._onPopupFramePointerOver.bind(this)); - this._popupEventListeners.on(popup, 'framePointerOut', this._onPopupFramePointerOut.bind(this)); - } - this._isPointerOverPopup = false; - } - - async _getDefaultPopup() { - const isXmlDocument = (typeof XMLDocument !== 'undefined' && document instanceof XMLDocument); - if (isXmlDocument) { - return null; - } - - return await this._popupFactory.getOrCreatePopup({ - frameId: this._frameId, - depth: this._depth, - childrenSupported: this._childrenSupported - }); - } - - async _getProxyPopup() { - return await this._popupFactory.getOrCreatePopup({ - frameId: this._parentFrameId, - depth: this._depth, - parentPopupId: this._parentPopupId, - childrenSupported: this._childrenSupported - }); - } - - async _getIframeProxyPopup() { - const targetFrameId = 0; // Root frameId - try { - await this._waitForFrontendReady(targetFrameId); - } catch (e) { - // Root frame not available - return await this._getDefaultPopup(); - } - - const {popupId} = await api.crossFrame.invoke(targetFrameId, 'getPopupInfo'); - if (popupId === null) { - return null; - } - - const popup = await this._popupFactory.getOrCreatePopup({ - frameId: targetFrameId, - id: popupId, - childrenSupported: this._childrenSupported - }); - popup.on('offsetNotFound', () => { - this._allowRootFramePopupProxy = false; - this._updatePopup(); - }); - return popup; - } - - async _getPopupWindow() { - return await this._popupFactory.getOrCreatePopup({ - depth: this._depth, - popupWindow: true, - childrenSupported: this._childrenSupported - }); - } - - _ignoreElements() { - if (this._popup !== null) { - const container = this._popup.container; - if (container !== null) { - return [container]; - } - } - return []; - } - - async _ignorePoint(x, y) { - try { - return this._popup !== null && await this._popup.containsPoint(x, y); - } catch (e) { - if (!yomichan.isExtensionUnloaded) { - throw e; - } - return false; - } - } - - _showExtensionUnloaded(textSource) { - if (textSource === null) { - textSource = this._textScanner.getCurrentTextSource(); - if (textSource === null) { return; } - } - this._showPopupContent(textSource, null); - } - - _showContent(textSource, focus, definitions, type, sentence, documentTitle, optionsContext) { - const query = textSource.text(); - const {url} = optionsContext; - const details = { - focus, - history: false, - params: { - type, - query, - wildcards: 'off' - }, - state: { - focusEntry: 0, - optionsContext, - url, - sentence, - documentTitle - }, - content: { - definitions, - contentOrigin: { - tabId: this._tabId, - frameId: this._frameId - } - } - }; - if (textSource instanceof TextSourceElement && textSource.fullContent !== query) { - details.params.full = textSource.fullContent; - details.params['full-visible'] = 'true'; - } - this._showPopupContent(textSource, optionsContext, details); - } - - _showPopupContent(textSource, optionsContext, details=null) { - this._lastShowPromise = ( - this._popup !== null ? - this._popup.showContent( - { - optionsContext, - elementRect: textSource.getRect(), - writingMode: textSource.getWritingMode() - }, - details - ) : - Promise.resolve() - ); - this._lastShowPromise.catch((error) => { - if (yomichan.isExtensionUnloaded) { return; } - yomichan.logError(error); - }); - return this._lastShowPromise; - } - - _updateTextScannerEnabled() { - const enabled = (this._options !== null && this._options.general.enable && !this._disabledOverride); - this._textScanner.setEnabled(enabled); - } - - _updateContentScale() { - const {popupScalingFactor, popupScaleRelativeToPageZoom, popupScaleRelativeToVisualViewport} = this._options.general; - let contentScale = popupScalingFactor; - if (popupScaleRelativeToPageZoom) { - contentScale /= this._pageZoomFactor; - } - if (popupScaleRelativeToVisualViewport) { - const visualViewport = window.visualViewport; - const visualViewportScale = (visualViewport !== null && typeof visualViewport === 'object' ? visualViewport.scale : 1.0); - contentScale /= visualViewportScale; - } - if (contentScale === this._contentScale) { return; } - - this._contentScale = contentScale; - if (this._popup !== null) { - this._popup.setContentScale(this._contentScale); - } - this._updatePopupPosition(); - } - - async _updatePopupPosition() { - const textSource = this._textScanner.getCurrentTextSource(); - if ( - textSource !== null && - this._popup !== null && - await this._popup.isVisible() - ) { - this._showPopupContent(textSource, null); - } - } - - _signalFrontendReady(targetFrameId=null) { - const params = {frameId: this._frameId}; - if (targetFrameId === null) { - api.broadcastTab('frontendReady', params); - } else { - api.sendMessageToFrame(targetFrameId, 'frontendReady', params); - } - } - - async _waitForFrontendReady(frameId) { - const promise = yomichan.getTemporaryListenerResult( - chrome.runtime.onMessage, - ({action, params}, {resolve}) => { - if ( - action === 'frontendReady' && - params.frameId === frameId - ) { - resolve(); - } - }, - 10000 - ); - api.broadcastTab('requestFrontendReadyBroadcast', {frameId: this._frameId}); - await promise; - } - - _getPreventMiddleMouseValueForPageType(preventMiddleMouseOptions) { - switch (this._pageType) { - case 'web': return preventMiddleMouseOptions.onWebPages; - case 'popup': return preventMiddleMouseOptions.onPopupPages; - case 'search': return preventMiddleMouseOptions.onSearchPages; - default: return false; - } - } - - async _getOptionsContext() { - let optionsContext = this._optionsContextOverride; - if (optionsContext === null) { - optionsContext = (await this._getSearchContext()).optionsContext; - } - return optionsContext; - } - - async _getSearchContext() { - let url = window.location.href; - let documentTitle = document.title; - if (this._useProxyPopup) { - try { - ({url, documentTitle} = await api.crossFrame.invoke(this._parentFrameId, 'getPageInfo', {})); - } catch (e) { - // NOP - } - } - - let optionsContext = this._optionsContextOverride; - if (optionsContext === null) { - optionsContext = {depth: this._depth, url}; - } - - return { - optionsContext, - detail: {documentTitle} - }; - } - - async _scanSelectedText() { - const range = this._getFirstNonEmptySelectionRange(); - if (range === null) { return false; } - const source = new TextSourceRange(range, range.toString(), null, null); - await this._textScanner.search(source, {focus: true}); - return true; - } - - _getFirstNonEmptySelectionRange() { - const selection = window.getSelection(); - for (let i = 0, ii = selection.rangeCount; i < ii; ++i) { - const range = selection.getRangeAt(i); - if (range.toString().length > 0) { - return range; - } - } - return null; - } -} diff --git a/ext/fg/js/popup-factory.js b/ext/fg/js/popup-factory.js deleted file mode 100644 index 7571d7ab..00000000 --- a/ext/fg/js/popup-factory.js +++ /dev/null @@ -1,319 +0,0 @@ -/* - * Copyright (C) 2019-2021 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 . - */ - -/* global - * FrameOffsetForwarder - * Popup - * PopupProxy - * PopupWindow - * api - */ - -class PopupFactory { - constructor(frameId) { - this._frameId = frameId; - this._frameOffsetForwarder = new FrameOffsetForwarder(frameId); - this._popups = new Map(); - this._allPopupVisibilityTokenMap = new Map(); - } - - // Public functions - - prepare() { - this._frameOffsetForwarder.prepare(); - api.crossFrame.registerHandlers([ - ['getOrCreatePopup', {async: true, handler: this._onApiGetOrCreatePopup.bind(this)}], - ['setOptionsContext', {async: true, handler: this._onApiSetOptionsContext.bind(this)}], - ['hide', {async: false, handler: this._onApiHide.bind(this)}], - ['isVisible', {async: true, handler: this._onApiIsVisibleAsync.bind(this)}], - ['setVisibleOverride', {async: true, handler: this._onApiSetVisibleOverride.bind(this)}], - ['clearVisibleOverride', {async: true, handler: this._onApiClearVisibleOverride.bind(this)}], - ['containsPoint', {async: true, handler: this._onApiContainsPoint.bind(this)}], - ['showContent', {async: true, handler: this._onApiShowContent.bind(this)}], - ['setCustomCss', {async: false, handler: this._onApiSetCustomCss.bind(this)}], - ['clearAutoPlayTimer', {async: false, handler: this._onApiClearAutoPlayTimer.bind(this)}], - ['setContentScale', {async: false, handler: this._onApiSetContentScale.bind(this)}], - ['updateTheme', {async: false, handler: this._onApiUpdateTheme.bind(this)}], - ['setCustomOuterCss', {async: false, handler: this._onApiSetCustomOuterCss.bind(this)}], - ['popup.getFrameSize', {async: true, handler: this._onApiGetFrameSize.bind(this)}], - ['popup.setFrameSize', {async: true, handler: this._onApiSetFrameSize.bind(this)}] - ]); - } - - async getOrCreatePopup({ - frameId=null, - id=null, - parentPopupId=null, - depth=null, - popupWindow=false, - childrenSupported=false - }) { - // Find by existing id - if (id !== null) { - const popup = this._popups.get(id); - if (typeof popup !== 'undefined') { - return popup; - } - } - - // Find by existing parent id - let parent = null; - if (parentPopupId !== null) { - parent = this._popups.get(parentPopupId); - if (typeof parent !== 'undefined') { - const popup = parent.child; - if (popup !== null) { - return popup; - } - } else { - parent = null; - } - } - - // Depth - if (parent !== null) { - if (depth !== null) { - throw new Error('Depth cannot be set when parent exists'); - } - depth = parent.depth + 1; - } else if (depth === null) { - depth = 0; - } - - if (popupWindow) { - // New unique id - if (id === null) { - id = generateId(16); - } - const popup = new PopupWindow({ - id, - depth, - frameId: this._frameId - }); - this._popups.set(id, popup); - return popup; - } else if (frameId === this._frameId) { - // New unique id - if (id === null) { - id = generateId(16); - } - const popup = new Popup({ - id, - depth, - frameId: this._frameId, - childrenSupported - }); - if (parent !== null) { - if (parent.child !== null) { - throw new Error('Parent popup already has a child'); - } - popup.parent = parent; - parent.child = popup; - } - this._popups.set(id, popup); - popup.prepare(); - return popup; - } else { - if (frameId === null) { - throw new Error('Invalid frameId'); - } - const useFrameOffsetForwarder = (parentPopupId === null); - ({id, depth, frameId} = await api.crossFrame.invoke(frameId, 'getOrCreatePopup', { - id, - parentPopupId, - frameId, - childrenSupported - })); - const popup = new PopupProxy({ - id, - depth, - frameId, - frameOffsetForwarder: useFrameOffsetForwarder ? this._frameOffsetForwarder : null - }); - this._popups.set(id, popup); - return popup; - } - } - - async setAllVisibleOverride(value, priority) { - const promises = []; - const errors = []; - for (const popup of this._popups.values()) { - const promise = popup.setVisibleOverride(value, priority) - .then( - (token) => ({popup, token}), - (error) => { errors.push(error); return null; } - ); - promises.push(promise); - } - - const results = (await Promise.all(promises)).filter(({token}) => token !== null); - - if (errors.length === 0) { - const token = generateId(16); - this._allPopupVisibilityTokenMap.set(token, results); - return token; - } - - // Revert on error - await this._revertPopupVisibilityOverrides(results); - throw errors[0]; - } - - async clearAllVisibleOverride(token) { - const results = this._allPopupVisibilityTokenMap.get(token); - if (typeof results === 'undefined') { return false; } - - this._allPopupVisibilityTokenMap.delete(token); - await this._revertPopupVisibilityOverrides(results); - return true; - } - - // API message handlers - - async _onApiGetOrCreatePopup(details) { - const popup = await this.getOrCreatePopup(details); - return { - id: popup.id, - depth: popup.depth, - frameId: popup.frameId - }; - } - - async _onApiSetOptionsContext({id, optionsContext, source}) { - const popup = this._getPopup(id); - return await popup.setOptionsContext(optionsContext, source); - } - - _onApiHide({id, changeFocus}) { - const popup = this._getPopup(id); - return popup.hide(changeFocus); - } - - async _onApiIsVisibleAsync({id}) { - const popup = this._getPopup(id); - return await popup.isVisible(); - } - - async _onApiSetVisibleOverride({id, value, priority}) { - const popup = this._getPopup(id); - return await popup.setVisibleOverride(value, priority); - } - - async _onApiClearVisibleOverride({id, token}) { - const popup = this._getPopup(id); - return await popup.clearVisibleOverride(token); - } - - async _onApiContainsPoint({id, x, y}) { - const popup = this._getPopup(id); - [x, y] = this._convertPopupPointToRootPagePoint(popup, x, y); - return await popup.containsPoint(x, y); - } - - async _onApiShowContent({id, details, displayDetails}) { - const popup = this._getPopup(id); - if (!this._popupCanShow(popup)) { return; } - - const {elementRect} = details; - if (typeof elementRect !== 'undefined') { - details.elementRect = this._convertJsonRectToDOMRect(popup, elementRect); - } - - return await popup.showContent(details, displayDetails); - } - - _onApiSetCustomCss({id, css}) { - const popup = this._getPopup(id); - return popup.setCustomCss(css); - } - - _onApiClearAutoPlayTimer({id}) { - const popup = this._getPopup(id); - return popup.clearAutoPlayTimer(); - } - - _onApiSetContentScale({id, scale}) { - const popup = this._getPopup(id); - return popup.setContentScale(scale); - } - - _onApiUpdateTheme({id}) { - const popup = this._getPopup(id); - return popup.updateTheme(); - } - - _onApiSetCustomOuterCss({id, css, useWebExtensionApi}) { - const popup = this._getPopup(id); - return popup.setCustomOuterCss(css, useWebExtensionApi); - } - - async _onApiGetFrameSize({id}) { - const popup = this._getPopup(id); - return await popup.getFrameSize(); - } - - async _onApiSetFrameSize({id, width, height}) { - const popup = this._getPopup(id); - return await popup.setFrameSize(width, height); - } - - // Private functions - - _getPopup(id) { - const popup = this._popups.get(id); - if (typeof popup === 'undefined') { - throw new Error(`Invalid popup ID ${id}`); - } - return popup; - } - - _convertJsonRectToDOMRect(popup, jsonRect) { - const [x, y] = this._convertPopupPointToRootPagePoint(popup, jsonRect.x, jsonRect.y); - return new DOMRect(x, y, jsonRect.width, jsonRect.height); - } - - _convertPopupPointToRootPagePoint(popup, x, y) { - const parent = popup.parent; - if (parent !== null) { - const popupRect = parent.getFrameRect(); - x += popupRect.x; - y += popupRect.y; - } - return [x, y]; - } - - _popupCanShow(popup) { - const parent = popup.parent; - return parent === null || parent.isVisibleSync(); - } - - async _revertPopupVisibilityOverrides(overrides) { - const promises = []; - for (const value of overrides) { - if (value === null) { continue; } - const {popup, token} = value; - const promise = popup.clearVisibleOverride(token) - .then( - (v) => v, - () => false - ); - promises.push(promise); - } - return await Promise.all(promises); - } -} diff --git a/ext/fg/js/popup-proxy.js b/ext/fg/js/popup-proxy.js deleted file mode 100644 index b2e81824..00000000 --- a/ext/fg/js/popup-proxy.js +++ /dev/null @@ -1,218 +0,0 @@ -/* - * Copyright (C) 2019-2021 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 . - */ - -/* global - * api - */ - -class PopupProxy extends EventDispatcher { - constructor({ - id, - depth, - frameId, - frameOffsetForwarder - }) { - super(); - this._id = id; - this._depth = depth; - this._frameId = frameId; - this._frameOffsetForwarder = frameOffsetForwarder; - - this._frameOffset = [0, 0]; - this._frameOffsetPromise = null; - this._frameOffsetUpdatedAt = null; - this._frameOffsetExpireTimeout = 1000; - } - - // Public properties - - get id() { - return this._id; - } - - get parent() { - return null; - } - - set parent(value) { - throw new Error('Not supported on PopupProxy'); - } - - get child() { - return null; - } - - set child(value) { - throw new Error('Not supported on PopupProxy'); - } - - get depth() { - return this._depth; - } - - get frameContentWindow() { - return null; - } - - get container() { - return null; - } - - get frameId() { - return this._frameId; - } - - // Public functions - - setOptionsContext(optionsContext, source) { - return this._invokeSafe('setOptionsContext', {id: this._id, optionsContext, source}); - } - - hide(changeFocus) { - return this._invokeSafe('hide', {id: this._id, changeFocus}); - } - - isVisible() { - return this._invokeSafe('isVisible', {id: this._id}, false); - } - - setVisibleOverride(value, priority) { - return this._invokeSafe('setVisibleOverride', {id: this._id, value, priority}, null); - } - - clearVisibleOverride(token) { - return this._invokeSafe('clearVisibleOverride', {id: this._id, token}, false); - } - - async containsPoint(x, y) { - if (this._frameOffsetForwarder !== null) { - await this._updateFrameOffset(); - [x, y] = this._applyFrameOffset(x, y); - } - return await this._invokeSafe('containsPoint', {id: this._id, x, y}, false); - } - - async showContent(details, displayDetails) { - const {elementRect} = details; - if (typeof elementRect !== 'undefined') { - let {x, y, width, height} = elementRect; - if (this._frameOffsetForwarder !== null) { - await this._updateFrameOffset(); - [x, y] = this._applyFrameOffset(x, y); - } - details.elementRect = {x, y, width, height}; - } - return await this._invokeSafe('showContent', {id: this._id, details, displayDetails}); - } - - setCustomCss(css) { - return this._invokeSafe('setCustomCss', {id: this._id, css}); - } - - clearAutoPlayTimer() { - return this._invokeSafe('clearAutoPlayTimer', {id: this._id}); - } - - setContentScale(scale) { - return this._invokeSafe('setContentScale', {id: this._id, scale}); - } - - isVisibleSync() { - throw new Error('Not supported on PopupProxy'); - } - - updateTheme() { - return this._invokeSafe('updateTheme', {id: this._id}); - } - - setCustomOuterCss(css, useWebExtensionApi) { - return this._invokeSafe('setCustomOuterCss', {id: this._id, css, useWebExtensionApi}); - } - - getFrameRect() { - return new DOMRect(0, 0, 0, 0); - } - - getFrameSize() { - return this._invokeSafe('popup.getFrameSize', {id: this._id}, {width: 0, height: 0, valid: false}); - } - - setFrameSize(width, height) { - return this._invokeSafe('popup.setFrameSize', {id: this._id, width, height}); - } - - // Private - - _invoke(action, params={}) { - return api.crossFrame.invoke(this._frameId, action, params); - } - - async _invokeSafe(action, params={}, defaultReturnValue) { - try { - return await this._invoke(action, params); - } catch (e) { - if (!yomichan.isExtensionUnloaded) { throw e; } - return defaultReturnValue; - } - } - - async _updateFrameOffset() { - const now = Date.now(); - const firstRun = this._frameOffsetUpdatedAt === null; - const expired = firstRun || this._frameOffsetUpdatedAt < now - this._frameOffsetExpireTimeout; - if (this._frameOffsetPromise === null && !expired) { return; } - - if (this._frameOffsetPromise !== null) { - if (firstRun) { - await this._frameOffsetPromise; - } - return; - } - - const promise = this._updateFrameOffsetInner(now); - if (firstRun) { - await promise; - } - } - - async _updateFrameOffsetInner(now) { - this._frameOffsetPromise = this._frameOffsetForwarder.getOffset(); - try { - let offset = null; - try { - offset = await this._frameOffsetPromise; - } catch (e) { - // NOP - } - this._frameOffset = offset !== null ? offset : [0, 0]; - if (offset === null) { - this.trigger('offsetNotFound'); - return; - } - this._frameOffsetUpdatedAt = now; - } catch (e) { - yomichan.logError(e); - } finally { - this._frameOffsetPromise = null; - } - } - - _applyFrameOffset(x, y) { - const [offsetX, offsetY] = this._frameOffset; - return [x + offsetX, y + offsetY]; - } -} diff --git a/ext/fg/js/popup-window.js b/ext/fg/js/popup-window.js deleted file mode 100644 index 5fa0c647..00000000 --- a/ext/fg/js/popup-window.js +++ /dev/null @@ -1,169 +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 . - */ - -/* global - * api - */ - -class PopupWindow extends EventDispatcher { - constructor({ - id, - depth, - frameId - }) { - super(); - this._id = id; - this._depth = depth; - this._frameId = frameId; - this._popupTabId = null; - } - - // Public properties - - get id() { - return this._id; - } - - get parent() { - return null; - } - - set parent(value) { - throw new Error('Not supported on PopupProxy'); - } - - get child() { - return null; - } - - set child(value) { - throw new Error('Not supported on PopupProxy'); - } - - get depth() { - return this._depth; - } - - get frameContentWindow() { - return null; - } - - get container() { - return null; - } - - get frameId() { - return this._frameId; - } - - - // Public functions - - setOptionsContext(optionsContext, source) { - return this._invoke(false, 'setOptionsContext', {id: this._id, optionsContext, source}); - } - - hide(_changeFocus) { - // NOP - } - - async isVisible() { - return (this._popupTabId !== null && await api.isTabSearchPopup(this._popupTabId)); - } - - async setVisibleOverride(_value, _priority) { - return null; - } - - clearVisibleOverride(_token) { - return false; - } - - async containsPoint(_x, _y) { - return false; - } - - async showContent(_details, displayDetails) { - if (displayDetails === null) { return; } - await this._invoke(true, 'setContent', {id: this._id, details: displayDetails}); - } - - setCustomCss(css) { - return this._invoke(false, 'setCustomCss', {id: this._id, css}); - } - - clearAutoPlayTimer() { - return this._invoke(false, 'clearAutoPlayTimer', {id: this._id}); - } - - setContentScale(_scale) { - // NOP - } - - isVisibleSync() { - throw new Error('Not supported on PopupWindow'); - } - - updateTheme() { - // NOP - } - - async setCustomOuterCss(_css, _useWebExtensionApi) { - // NOP - } - - getFrameRect() { - return new DOMRect(0, 0, 0, 0); - } - - async getFrameSize() { - return {width: 0, height: 0, valid: false}; - } - - async setFrameSize(_width, _height) { - return false; - } - - // Private - - async _invoke(open, action, params={}, defaultReturnValue) { - if (yomichan.isExtensionUnloaded) { - return defaultReturnValue; - } - - const frameId = 0; - if (this._popupTabId !== null) { - try { - return await api.crossFrame.invokeTab(this._popupTabId, frameId, 'popupMessage', {action, params}); - } catch (e) { - if (yomichan.isExtensionUnloaded) { - open = false; - } - } - this._popupTabId = null; - } - - if (!open) { - return defaultReturnValue; - } - - const {tabId} = await api.getOrCreateSearchPopup({focus: 'ifCreated'}); - this._popupTabId = tabId; - - return await api.crossFrame.invokeTab(this._popupTabId, frameId, 'popupMessage', {action, params}); - } -} diff --git a/ext/fg/js/popup.js b/ext/fg/js/popup.js deleted file mode 100644 index 75b74257..00000000 --- a/ext/fg/js/popup.js +++ /dev/null @@ -1,687 +0,0 @@ -/* - * Copyright (C) 2016-2021 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 . - */ - -/* global - * DocumentUtil - * FrameClient - * api - * dynamicLoader - */ - -class Popup extends EventDispatcher { - constructor({ - id, - depth, - frameId, - childrenSupported - }) { - super(); - this._id = id; - this._depth = depth; - this._frameId = frameId; - this._childrenSupported = childrenSupported; - this._parent = null; - this._child = null; - this._injectPromise = null; - this._injectPromiseComplete = false; - this._visible = new DynamicProperty(false); - this._options = null; - this._optionsContext = null; - this._contentScale = 1.0; - this._targetOrigin = chrome.runtime.getURL('/').replace(/\/$/, ''); - - this._frameSizeContentScale = null; - this._frameClient = null; - this._frame = document.createElement('iframe'); - this._frame.className = 'yomichan-popup'; - this._frame.style.width = '0'; - this._frame.style.height = '0'; - - this._container = this._frame; - this._shadow = null; - - this._fullscreenEventListeners = new EventListenerCollection(); - } - - // Public properties - - get id() { - return this._id; - } - - get parent() { - return this._parent; - } - - set parent(value) { - this._parent = value; - } - - get child() { - return this._child; - } - - set child(value) { - this._child = value; - } - - get depth() { - return this._depth; - } - - get frameContentWindow() { - return this._frame.contentWindow; - } - - get container() { - return this._container; - } - - get frameId() { - return this._frameId; - } - - // Public functions - - prepare() { - this._frame.addEventListener('mouseover', this._onFrameMouseOver.bind(this)); - this._frame.addEventListener('mouseout', this._onFrameMouseOut.bind(this)); - this._frame.addEventListener('mousedown', (e) => e.stopPropagation()); - this._frame.addEventListener('scroll', (e) => e.stopPropagation()); - this._frame.addEventListener('load', this._onFrameLoad.bind(this)); - this._visible.on('change', this._onVisibleChange.bind(this)); - yomichan.on('extensionUnloaded', this._onExtensionUnloaded.bind(this)); - this._onVisibleChange({value: this.isVisibleSync()}); - } - - async setOptionsContext(optionsContext) { - await this._setOptionsContext(optionsContext); - await this._invokeSafe('setOptionsContext', {optionsContext}); - } - - hide(changeFocus) { - if (!this.isVisibleSync()) { - return; - } - - this._setVisible(false); - if (this._child !== null) { - this._child.hide(false); - } - if (changeFocus) { - this._focusParent(); - } - } - - async isVisible() { - return this.isVisibleSync(); - } - - async setVisibleOverride(value, priority) { - return this._visible.setOverride(value, priority); - } - - async clearVisibleOverride(token) { - return this._visible.clearOverride(token); - } - - async containsPoint(x, y) { - for (let popup = this; popup !== null && popup.isVisibleSync(); popup = popup.child) { - const rect = popup.getFrameRect(); - if (x >= rect.left && y >= rect.top && x < rect.right && y < rect.bottom) { - return true; - } - } - return false; - } - - async showContent(details, displayDetails) { - if (this._options === null) { throw new Error('Options not assigned'); } - - const {optionsContext, elementRect, writingMode} = details; - if (optionsContext !== null) { - await this._setOptionsContextIfDifferent(optionsContext); - } - - if (typeof elementRect !== 'undefined' && typeof writingMode !== 'undefined') { - await this._show(elementRect, writingMode); - } - - if (displayDetails !== null) { - this._invokeSafe('setContent', {details: displayDetails}); - } - } - - setCustomCss(css) { - this._invokeSafe('setCustomCss', {css}); - } - - clearAutoPlayTimer() { - this._invokeSafe('clearAutoPlayTimer'); - } - - setContentScale(scale) { - this._contentScale = scale; - this._frame.style.fontSize = `${scale}px`; - this._invokeSafe('setContentScale', {scale}); - } - - isVisibleSync() { - return this._visible.value; - } - - updateTheme() { - const {popupTheme, popupOuterTheme} = this._options.general; - this._frame.dataset.theme = popupTheme; - this._frame.dataset.outerTheme = popupOuterTheme; - this._frame.dataset.siteColor = this._getSiteColor(); - } - - async setCustomOuterCss(css, useWebExtensionApi) { - let parentNode = null; - const inShadow = (this._shadow !== null); - if (inShadow) { - useWebExtensionApi = false; - parentNode = this._shadow; - } - const node = await dynamicLoader.loadStyle('yomichan-popup-outer-user-stylesheet', 'code', css, useWebExtensionApi, parentNode); - this.trigger('customOuterCssChanged', {node, useWebExtensionApi, inShadow}); - } - - getFrameRect() { - return this._frame.getBoundingClientRect(); - } - - async getFrameSize() { - const rect = this._frame.getBoundingClientRect(); - return {width: rect.width, height: rect.height, valid: true}; - } - - async setFrameSize(width, height) { - this._setFrameSize(width, height); - return true; - } - - // Private functions - - _onFrameMouseOver() { - this.trigger('framePointerOver', {}); - } - - _onFrameMouseOut() { - this.trigger('framePointerOut', {}); - } - - _inject() { - let injectPromise = this._injectPromise; - if (injectPromise === null) { - injectPromise = this._createInjectPromise(); - this._injectPromise = injectPromise; - injectPromise.then( - () => { - if (injectPromise !== this._injectPromise) { return; } - this._injectPromiseComplete = true; - }, - () => { this._resetFrame(); } - ); - } - return injectPromise; - } - - async _createInjectPromise() { - if (this._options === null) { - throw new Error('Options not initialized'); - } - - const {useSecurePopupFrameUrl, usePopupShadowDom} = this._options.general; - - await this._setUpContainer(usePopupShadowDom); - - const setupFrame = (frame) => { - frame.removeAttribute('src'); - frame.removeAttribute('srcdoc'); - this._observeFullscreen(true); - this._onFullscreenChanged(); - const url = chrome.runtime.getURL('/popup.html'); - if (useSecurePopupFrameUrl) { - frame.contentDocument.location.href = url; - } else { - frame.setAttribute('src', url); - } - }; - - const frameClient = new FrameClient(); - this._frameClient = frameClient; - await frameClient.connect(this._frame, this._targetOrigin, this._frameId, setupFrame); - - // Configure - await this._invokeSafe('configure', { - depth: this._depth, - parentPopupId: this._id, - parentFrameId: this._frameId, - childrenSupported: this._childrenSupported, - scale: this._contentScale, - optionsContext: this._optionsContext - }); - } - - _onFrameLoad() { - if (!this._injectPromiseComplete) { return; } - this._resetFrame(); - } - - _resetFrame() { - const parent = this._container.parentNode; - if (parent !== null) { - parent.removeChild(this._container); - } - this._frame.removeAttribute('src'); - this._frame.removeAttribute('srcdoc'); - - this._frameClient = null; - this._injectPromise = null; - this._injectPromiseComplete = false; - } - - async _setUpContainer(usePopupShadowDom) { - if (usePopupShadowDom && typeof this._frame.attachShadow === 'function') { - const container = document.createElement('div'); - container.style.setProperty('all', 'initial', 'important'); - const shadow = container.attachShadow({mode: 'closed', delegatesFocus: true}); - shadow.appendChild(this._frame); - - this._container = container; - this._shadow = shadow; - } else { - const frameParentNode = this._frame.parentNode; - if (frameParentNode !== null) { - frameParentNode.removeChild(this._frame); - } - - this._container = this._frame; - this._shadow = null; - } - - await this._injectStyles(); - } - - async _injectStyles() { - try { - await this._injectPopupOuterStylesheet(); - } catch (e) { - // NOP - } - - try { - await this.setCustomOuterCss(this._options.general.customPopupOuterCss, true); - } catch (e) { - // NOP - } - } - - async _injectPopupOuterStylesheet() { - let fileType = 'file'; - let useWebExtensionApi = true; - let parentNode = null; - if (this._shadow !== null) { - fileType = 'file-content'; - useWebExtensionApi = false; - parentNode = this._shadow; - } - await dynamicLoader.loadStyle('yomichan-popup-outer-stylesheet', fileType, '/css/popup-outer.css', useWebExtensionApi, parentNode); - } - - _observeFullscreen(observe) { - if (!observe) { - this._fullscreenEventListeners.removeAllEventListeners(); - return; - } - - if (this._fullscreenEventListeners.size > 0) { - // Already observing - return; - } - - DocumentUtil.addFullscreenChangeEventListener(this._onFullscreenChanged.bind(this), this._fullscreenEventListeners); - } - - _onFullscreenChanged() { - const parent = this._getFrameParentElement(); - if (parent !== null && this._container.parentNode !== parent) { - parent.appendChild(this._container); - } - } - - async _show(elementRect, writingMode) { - await this._inject(); - - const optionsGeneral = this._options.general; - const {popupDisplayMode} = optionsGeneral; - const frame = this._frame; - const frameRect = frame.getBoundingClientRect(); - - const viewport = this._getViewport(optionsGeneral.popupScaleRelativeToVisualViewport); - const scale = this._contentScale; - const scaleRatio = this._frameSizeContentScale === null ? 1.0 : scale / this._frameSizeContentScale; - this._frameSizeContentScale = scale; - const getPositionArgs = [ - elementRect, - Math.max(frameRect.width * scaleRatio, optionsGeneral.popupWidth * scale), - Math.max(frameRect.height * scaleRatio, optionsGeneral.popupHeight * scale), - viewport, - scale, - optionsGeneral, - writingMode - ]; - let [x, y, width, height, below] = ( - writingMode === 'horizontal-tb' || optionsGeneral.popupVerticalTextPosition === 'default' ? - this._getPositionForHorizontalText(...getPositionArgs) : - this._getPositionForVerticalText(...getPositionArgs) - ); - - frame.dataset.popupDisplayMode = popupDisplayMode; - frame.dataset.below = `${below}`; - - if (popupDisplayMode === 'full-width') { - x = viewport.left; - y = below ? viewport.bottom - height : viewport.top; - width = viewport.right - viewport.left; - } - - frame.style.left = `${x}px`; - frame.style.top = `${y}px`; - this._setFrameSize(width, height); - - this._setVisible(true); - if (this._child !== null) { - this._child.hide(true); - } - } - - _setFrameSize(width, height) { - const {style} = this._frame; - style.width = `${width}px`; - style.height = `${height}px`; - } - - _setVisible(visible) { - this._visible.defaultValue = visible; - } - - _onVisibleChange({value}) { - this._frame.style.setProperty('visibility', value ? 'visible' : 'hidden', 'important'); - } - - _focusParent() { - if (this._parent !== null) { - // Chrome doesn't like focusing iframe without contentWindow. - const contentWindow = this._parent.frameContentWindow; - if (contentWindow !== null) { - contentWindow.focus(); - } - } else { - // Firefox doesn't like focusing window without first blurring the iframe. - // this._frame.contentWindow.blur() doesn't work on Firefox for some reason. - this._frame.blur(); - // This is needed for Chrome. - window.focus(); - } - } - - _getSiteColor() { - const color = [255, 255, 255]; - const {documentElement, body} = document; - if (documentElement !== null) { - this._addColor(color, window.getComputedStyle(documentElement).backgroundColor); - } - if (body !== null) { - this._addColor(color, window.getComputedStyle(body).backgroundColor); - } - const dark = (color[0] < 128 && color[1] < 128 && color[2] < 128); - return dark ? 'dark' : 'light'; - } - - async _invoke(action, params={}) { - const contentWindow = this._frame.contentWindow; - if (this._frameClient === null || !this._frameClient.isConnected() || contentWindow === null) { return; } - - const message = this._frameClient.createMessage({action, params}); - return await api.crossFrame.invoke(this._frameClient.frameId, 'popupMessage', message); - } - - async _invokeSafe(action, params={}, defaultReturnValue) { - try { - return await this._invoke(action, params); - } catch (e) { - if (!yomichan.isExtensionUnloaded) { throw e; } - return defaultReturnValue; - } - } - - _invokeWindow(action, params={}) { - const contentWindow = this._frame.contentWindow; - if (this._frameClient === null || !this._frameClient.isConnected() || contentWindow === null) { return; } - - const message = this._frameClient.createMessage({action, params}); - contentWindow.postMessage(message, this._targetOrigin); - } - - _onExtensionUnloaded() { - this._invokeWindow('extensionUnloaded'); - } - - _getFrameParentElement() { - const defaultParent = document.body; - const fullscreenElement = DocumentUtil.getFullscreenElement(); - if ( - fullscreenElement === null || - fullscreenElement.shadowRoot || - fullscreenElement.openOrClosedShadowRoot // Available to Firefox 63+ for WebExtensions - ) { - return defaultParent; - } - - switch (fullscreenElement.nodeName.toUpperCase()) { - case 'IFRAME': - case 'FRAME': - return defaultParent; - } - - return fullscreenElement; - } - - _getPositionForHorizontalText(elementRect, width, height, viewport, offsetScale, optionsGeneral) { - const preferBelow = (optionsGeneral.popupHorizontalTextPosition === 'below'); - const horizontalOffset = optionsGeneral.popupHorizontalOffset * offsetScale; - const verticalOffset = optionsGeneral.popupVerticalOffset * offsetScale; - - const [x, w] = this._getConstrainedPosition( - elementRect.right - horizontalOffset, - elementRect.left + horizontalOffset, - width, - viewport.left, - viewport.right, - true - ); - const [y, h, below] = this._getConstrainedPositionBinary( - elementRect.top - verticalOffset, - elementRect.bottom + verticalOffset, - height, - viewport.top, - viewport.bottom, - preferBelow - ); - return [x, y, w, h, below]; - } - - _getPositionForVerticalText(elementRect, width, height, viewport, offsetScale, optionsGeneral, writingMode) { - const preferRight = this._isVerticalTextPopupOnRight(optionsGeneral.popupVerticalTextPosition, writingMode); - const horizontalOffset = optionsGeneral.popupHorizontalOffset2 * offsetScale; - const verticalOffset = optionsGeneral.popupVerticalOffset2 * offsetScale; - - const [x, w] = this._getConstrainedPositionBinary( - elementRect.left - horizontalOffset, - elementRect.right + horizontalOffset, - width, - viewport.left, - viewport.right, - preferRight - ); - const [y, h, below] = this._getConstrainedPosition( - elementRect.bottom - verticalOffset, - elementRect.top + verticalOffset, - height, - viewport.top, - viewport.bottom, - true - ); - return [x, y, w, h, below]; - } - - _isVerticalTextPopupOnRight(positionPreference, writingMode) { - switch (positionPreference) { - case 'before': - return !this._isWritingModeLeftToRight(writingMode); - case 'after': - return this._isWritingModeLeftToRight(writingMode); - case 'left': - return false; - case 'right': - return true; - default: - return false; - } - } - - _isWritingModeLeftToRight(writingMode) { - switch (writingMode) { - case 'vertical-lr': - case 'sideways-lr': - return true; - default: - return false; - } - } - - _getConstrainedPosition(positionBefore, positionAfter, size, minLimit, maxLimit, after) { - size = Math.min(size, maxLimit - minLimit); - - let position; - if (after) { - position = Math.max(minLimit, positionAfter); - position = position - Math.max(0, (position + size) - maxLimit); - } else { - position = Math.min(maxLimit, positionBefore) - size; - position = position + Math.max(0, minLimit - position); - } - - return [position, size, after]; - } - - _getConstrainedPositionBinary(positionBefore, positionAfter, size, minLimit, maxLimit, after) { - const overflowBefore = minLimit - (positionBefore - size); - const overflowAfter = (positionAfter + size) - maxLimit; - - if (overflowAfter > 0 || overflowBefore > 0) { - after = (overflowAfter < overflowBefore); - } - - let position; - if (after) { - size -= Math.max(0, overflowAfter); - position = Math.max(minLimit, positionAfter); - } else { - size -= Math.max(0, overflowBefore); - position = Math.min(maxLimit, positionBefore) - size; - } - - return [position, size, after]; - } - - _addColor(target, cssColor) { - if (typeof cssColor !== 'string') { return; } - - const color = this._getColorInfo(cssColor); - if (color === null) { return; } - - const a = color[3]; - if (a <= 0.0) { return; } - - const aInv = 1.0 - a; - for (let i = 0; i < 3; ++i) { - target[i] = target[i] * aInv + color[i] * a; - } - } - - _getColorInfo(cssColor) { - const m = /^\s*rgba?\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*([\d.]+)\s*)?\)\s*$/.exec(cssColor); - if (m === null) { return null; } - - const m4 = m[4]; - return [ - Number.parseInt(m[1], 10), - Number.parseInt(m[2], 10), - Number.parseInt(m[3], 10), - m4 ? Math.max(0.0, Math.min(1.0, Number.parseFloat(m4))) : 1.0 - ]; - } - - _getViewport(useVisualViewport) { - const visualViewport = window.visualViewport; - if (visualViewport !== null && typeof visualViewport === 'object') { - const left = visualViewport.offsetLeft; - const top = visualViewport.offsetTop; - const width = visualViewport.width; - const height = visualViewport.height; - if (useVisualViewport) { - return { - left, - top, - right: left + width, - bottom: top + height - }; - } else { - const scale = visualViewport.scale; - return { - left: 0, - top: 0, - right: Math.max(left + width, width * scale), - bottom: Math.max(top + height, height * scale) - }; - } - } - - const body = document.body; - return { - left: 0, - top: 0, - right: (body !== null ? body.clientWidth : 0), - bottom: window.innerHeight - }; - } - - async _setOptionsContext(optionsContext) { - this._optionsContext = optionsContext; - this._options = await api.optionsGet(optionsContext); - this.updateTheme(); - } - - async _setOptionsContextIfDifferent(optionsContext) { - if (deepEqual(this._optionsContext, optionsContext)) { return; } - await this._setOptionsContext(optionsContext); - } -} diff --git a/ext/fg/js/text-source-element.js b/ext/fg/js/text-source-element.js deleted file mode 100644 index 45186636..00000000 --- a/ext/fg/js/text-source-element.js +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (C) 2016-2021 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 . - */ - -class TextSourceElement { - constructor(element, fullContent=null, startOffset=0, endOffset=0) { - this._element = element; - this._fullContent = (typeof fullContent === 'string' ? fullContent : TextSourceElement.getElementContent(element)); - this._startOffset = startOffset; - this._endOffset = endOffset; - this._content = this._fullContent.substring(this._startOffset, this._endOffset); - } - - get element() { - return this._element; - } - - get fullContent() { - return this._fullContent; - } - - get startOffset() { - return this._startOffset; - } - - get endOffset() { - return this._endOffset; - } - - get isConnected() { - return this._element.isConnected; - } - - clone() { - return new TextSourceElement(this._element, this._fullContent, this._startOffset, this._endOffset); - } - - cleanup() { - // NOP - } - - text() { - return this._content; - } - - setEndOffset(length, fromEnd=false) { - if (fromEnd) { - const delta = Math.min(this._fullContent.length - this._endOffset, length); - this._endOffset += delta; - this._content = this._fullContent.substring(this._startOffset, this._endOffset); - return delta; - } else { - const delta = Math.min(this._fullContent.length - this._startOffset, length); - this._endOffset = this._startOffset + delta; - this._content = this._fullContent.substring(this._startOffset, this._endOffset); - return delta; - } - } - - setStartOffset(length) { - const delta = Math.min(this._startOffset, length); - this._startOffset -= delta; - this._content = this._fullContent.substring(this._startOffset, this._endOffset); - return delta; - } - - collapse(toStart) { - if (toStart) { - this._endOffset = this._startOffset; - } else { - this._startOffset = this._endOffset; - } - this._content = ''; - } - - getRect() { - return this._element.getBoundingClientRect(); - } - - getWritingMode() { - return 'horizontal-tb'; - } - - select() { - // NOP - } - - deselect() { - // NOP - } - - hasSameStart(other) { - return ( - typeof other === 'object' && - other !== null && - other instanceof TextSourceElement && - this._element === other.element && - this._fullContent === other.fullContent && - this._startOffset === other.startOffset - ); - } - - getNodesInRange() { - return [this._element]; - } - - static getElementContent(element) { - let content; - switch (element.nodeName.toUpperCase()) { - case 'BUTTON': - content = element.textContent; - break; - case 'IMG': - content = element.getAttribute('alt') || ''; - break; - default: - content = `${element.value}`; - break; - } - - // Remove zero-width non-joiner - content = content.replace(/\u200c/g, ''); - - return content; - } -} diff --git a/ext/fg/js/text-source-range.js b/ext/fg/js/text-source-range.js deleted file mode 100644 index 377016da..00000000 --- a/ext/fg/js/text-source-range.js +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright (C) 2016-2021 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 . - */ - -/* global - * DOMTextScanner - * DocumentUtil - */ - -class TextSourceRange { - constructor(range, content, imposterContainer, imposterSourceElement) { - this._range = range; - this._rangeStartOffset = range.startOffset; - this._content = content; - this._imposterContainer = imposterContainer; - this._imposterSourceElement = imposterSourceElement; - } - - get range() { - return this._range; - } - - get rangeStartOffset() { - return this._rangeStartOffset; - } - - get imposterSourceElement() { - return this._imposterSourceElement; - } - - get isConnected() { - return ( - this._range.startContainer.isConnected && - this._range.endContainer.isConnected - ); - } - - clone() { - return new TextSourceRange(this._range.cloneRange(), this._content, this._imposterContainer, this._imposterSourceElement); - } - - cleanup() { - if (this._imposterContainer !== null && this._imposterContainer.parentNode !== null) { - this._imposterContainer.parentNode.removeChild(this._imposterContainer); - } - } - - text() { - return this._content; - } - - setEndOffset(length, layoutAwareScan, fromEnd=false) { - const state = ( - fromEnd ? - new DOMTextScanner(this._range.endContainer, this._range.endOffset, !layoutAwareScan, layoutAwareScan).seek(length) : - new DOMTextScanner(this._range.startContainer, this._range.startOffset, !layoutAwareScan, layoutAwareScan).seek(length) - ); - this._range.setEnd(state.node, state.offset); - this._content = (fromEnd ? this._content + state.content : state.content); - return length - state.remainder; - } - - setStartOffset(length, layoutAwareScan) { - const state = new DOMTextScanner(this._range.startContainer, this._range.startOffset, !layoutAwareScan, layoutAwareScan).seek(-length); - this._range.setStart(state.node, state.offset); - this._rangeStartOffset = this._range.startOffset; - this._content = state.content + this._content; - return length - state.remainder; - } - - collapse(toStart) { - this._range.collapse(toStart); - this._content = ''; - } - - getRect() { - return this._range.getBoundingClientRect(); - } - - getWritingMode() { - return TextSourceRange.getElementWritingMode(TextSourceRange.getParentElement(this._range.startContainer)); - } - - select() { - const selection = window.getSelection(); - selection.removeAllRanges(); - selection.addRange(this._range); - } - - deselect() { - const selection = window.getSelection(); - selection.removeAllRanges(); - } - - hasSameStart(other) { - if (!( - typeof other === 'object' && - other !== null && - other instanceof TextSourceRange - )) { - return false; - } - if (this._imposterSourceElement !== null) { - return ( - this._imposterSourceElement === other.imposterSourceElement && - this._rangeStartOffset === other.rangeStartOffset - ); - } else { - try { - return this._range.compareBoundaryPoints(Range.START_TO_START, other.range) === 0; - } catch (e) { - if (e.name === 'WrongDocumentError') { - // This can happen with shadow DOMs if the ranges are in different documents. - return false; - } - throw e; - } - } - } - - getNodesInRange() { - return DocumentUtil.getNodesInRange(this._range); - } - - static getParentElement(node) { - while (node !== null && node.nodeType !== Node.ELEMENT_NODE) { - node = node.parentNode; - } - return node; - } - - static getElementWritingMode(element) { - if (element !== null) { - const style = window.getComputedStyle(element); - const writingMode = style.writingMode; - if (typeof writingMode === 'string') { - return TextSourceRange.normalizeWritingMode(writingMode); - } - } - return 'horizontal-tb'; - } - - static normalizeWritingMode(writingMode) { - switch (writingMode) { - case 'lr': - case 'lr-tb': - case 'rl': - return 'horizontal-tb'; - case 'tb': - return 'vertical-lr'; - case 'tb-rl': - return 'vertical-rl'; - default: - return writingMode; - } - } -} -- cgit v1.2.3