consolidate and extract copyPlaintext, copyNode and selectText

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
pull/21833/head
Michael Telatynski 2020-04-15 00:16:11 +01:00
parent 36fea4d487
commit 89bc3bdd5b
5 changed files with 117 additions and 88 deletions

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@ -25,6 +25,7 @@ import { _t } from '../../../../languageHandler';
import { accessSecretStorage } from '../../../../CrossSigningManager';
import SettingsStore from '../../../../settings/SettingsStore';
import AccessibleButton from "../../../../components/views/elements/AccessibleButton";
import {copyNode} from "../../../../utils/strings";
const PHASE_PASSPHRASE = 0;
const PHASE_PASSPHRASE_CONFIRM = 1;
@ -37,16 +38,6 @@ const PHASE_OPTOUT_CONFIRM = 6;
const PASSWORD_MIN_SCORE = 4; // So secure, many characters, much complex, wow, etc, etc.
const PASSPHRASE_FEEDBACK_DELAY = 500; // How long after keystroke to offer passphrase feedback, ms.
// XXX: copied from ShareDialog: factor out into utils
function selectText(target) {
const range = document.createRange();
range.selectNodeContents(target);
const selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
}
/*
* Walks the user through the process of creating an e2e key backup
* on the server.
@ -101,8 +92,7 @@ export default class CreateKeyBackupDialog extends React.PureComponent {
}
_onCopyClick = () => {
selectText(this._recoveryKeyNode);
const successful = document.execCommand('copy');
const successful = copyNode(this._recoveryKeyNode);
if (successful) {
this.setState({
copied: true,

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@ -24,6 +24,7 @@ import FileSaver from 'file-saver';
import { _t } from '../../../../languageHandler';
import Modal from '../../../../Modal';
import { promptForBackupPassphrase } from '../../../../CrossSigningManager';
import {copyNode} from "../../../../utils/strings";
const PHASE_LOADING = 0;
const PHASE_MIGRATE = 1;
@ -38,16 +39,6 @@ const PHASE_CONFIRM_SKIP = 8;
const PASSWORD_MIN_SCORE = 4; // So secure, many characters, much complex, wow, etc, etc.
const PASSPHRASE_FEEDBACK_DELAY = 500; // How long after keystroke to offer passphrase feedback, ms.
// XXX: copied from ShareDialog: factor out into utils
function selectText(target) {
const range = document.createRange();
range.selectNodeContents(target);
const selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
}
/*
* Walks the user through the process of creating a passphrase to guard Secure
* Secret Storage in account data.
@ -169,8 +160,7 @@ export default class CreateSecretStorageDialog extends React.PureComponent {
}
_onCopyClick = () => {
selectText(this._recoveryKeyNode);
const successful = document.execCommand('copy');
const successful = copyNode(this._recoveryKeyNode);
if (successful) {
this.setState({
copied: true,

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@ -23,6 +23,7 @@ import QRCode from 'qrcode-react';
import {RoomPermalinkCreator, makeGroupPermalink, makeUserPermalink} from "../../../utils/permalinks/Permalinks";
import * as ContextMenu from "../../structures/ContextMenu";
import {toRightOf} from "../../structures/ContextMenu";
import {copyPlaintext, selectText} from "../../../utils/strings";
const socials = [
{
@ -81,45 +82,26 @@ export default class ShareDialog extends React.Component {
linkSpecificEvent: this.props.target instanceof MatrixEvent,
permalinkCreator,
};
this._link = createRef();
}
static _selectText(target) {
const range = document.createRange();
range.selectNodeContents(target);
const selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
}
static onLinkClick(e) {
e.preventDefault();
const {target} = e;
ShareDialog._selectText(target);
selectText(e.target);
}
onCopyClick(e) {
async onCopyClick(e) {
e.preventDefault();
const target = e.target; // copy target before we go async and React throws it away
ShareDialog._selectText(this._link.current);
let successful;
try {
successful = document.execCommand('copy');
} catch (err) {
console.error('Failed to copy: ', err);
}
const buttonRect = e.target.getBoundingClientRect();
const successful = await copyPlaintext(this.getUrl());
const buttonRect = target.getBoundingClientRect();
const GenericTextContextMenu = sdk.getComponent('context_menus.GenericTextContextMenu');
const {close} = ContextMenu.createMenu(GenericTextContextMenu, {
...toRightOf(buttonRect, 2),
message: successful ? _t('Copied!') : _t('Failed to copy'),
});
// Drop a reference to this close handler for componentWillUnmount
this.closeCopiedTooltip = e.target.onmouseleave = close;
this.closeCopiedTooltip = target.onmouseleave = close;
}
onLinkSpecificEventCheckboxClick() {
@ -134,10 +116,32 @@ export default class ShareDialog extends React.Component {
if (this.closeCopiedTooltip) this.closeCopiedTooltip();
}
render() {
let title;
getUrl() {
let matrixToUrl;
if (this.props.target instanceof Room) {
if (this.state.linkSpecificEvent) {
const events = this.props.target.getLiveTimeline().getEvents();
matrixToUrl = this.state.permalinkCreator.forEvent(events[events.length - 1].getId());
} else {
matrixToUrl = this.state.permalinkCreator.forRoom();
}
} else if (this.props.target instanceof User || this.props.target instanceof RoomMember) {
matrixToUrl = makeUserPermalink(this.props.target.userId);
} else if (this.props.target instanceof Group) {
matrixToUrl = makeGroupPermalink(this.props.target.groupId);
} else if (this.props.target instanceof MatrixEvent) {
if (this.state.linkSpecificEvent) {
matrixToUrl = this.props.permalinkCreator.forEvent(this.props.target.getId());
} else {
matrixToUrl = this.props.permalinkCreator.forRoom();
}
}
return matrixToUrl;
}
render() {
let title;
let checkbox;
if (this.props.target instanceof Room) {
@ -155,18 +159,10 @@ export default class ShareDialog extends React.Component {
</label>
</div>;
}
if (this.state.linkSpecificEvent) {
matrixToUrl = this.state.permalinkCreator.forEvent(events[events.length - 1].getId());
} else {
matrixToUrl = this.state.permalinkCreator.forRoom();
}
} else if (this.props.target instanceof User || this.props.target instanceof RoomMember) {
title = _t('Share User');
matrixToUrl = makeUserPermalink(this.props.target.userId);
} else if (this.props.target instanceof Group) {
title = _t('Share Community');
matrixToUrl = makeGroupPermalink(this.props.target.groupId);
} else if (this.props.target instanceof MatrixEvent) {
title = _t('Share Room Message');
checkbox = <div>
@ -178,14 +174,9 @@ export default class ShareDialog extends React.Component {
{ _t('Link to selected message') }
</label>
</div>;
if (this.state.linkSpecificEvent) {
matrixToUrl = this.props.permalinkCreator.forEvent(this.props.target.getId());
} else {
matrixToUrl = this.props.permalinkCreator.forRoom();
}
}
const matrixToUrl = this.getUrl();
const encodedUrl = encodeURIComponent(matrixToUrl);
const BaseDialog = sdk.getComponent('views.dialogs.BaseDialog');
@ -196,8 +187,7 @@ export default class ShareDialog extends React.Component {
>
<div className="mx_ShareDialog_content">
<div className="mx_ShareDialog_matrixto">
<a ref={this._link}
href={matrixToUrl}
<a href={matrixToUrl}
onClick={ShareDialog.onLinkClick}
className="mx_ShareDialog_matrixto_link"
>

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@ -34,6 +34,7 @@ import {pillifyLinks, unmountPills} from '../../../utils/pillify';
import {IntegrationManagers} from "../../../integrations/IntegrationManagers";
import {isPermalinkHost} from "../../../utils/permalinks/Permalinks";
import {toRightOf} from "../../structures/ContextMenu";
import {copyPlaintext} from "../../../utils/strings";
export default createReactClass({
displayName: 'TextualBody',
@ -69,23 +70,6 @@ export default createReactClass({
};
},
copyToClipboard: function(text) {
const textArea = document.createElement("textarea");
textArea.value = text;
document.body.appendChild(textArea);
textArea.select();
let successful = false;
try {
successful = document.execCommand('copy');
} catch (err) {
console.log('Unable to copy');
}
document.body.removeChild(textArea);
return successful;
},
// TODO: [REACT-WARNING] Replace component with real class, use constructor for refs
UNSAFE_componentWillMount: function() {
this._content = createRef();
@ -277,17 +261,17 @@ export default createReactClass({
Array.from(ReactDOM.findDOMNode(this).querySelectorAll('.mx_EventTile_body pre')).forEach((p) => {
const button = document.createElement("span");
button.className = "mx_EventTile_copyButton";
button.onclick = (e) => {
button.onclick = async () => {
const copyCode = button.parentNode.getElementsByTagName("pre")[0];
const successful = this.copyToClipboard(copyCode.textContent);
const successful = await copyPlaintext(copyCode.textContent);
const buttonRect = e.target.getBoundingClientRect();
const buttonRect = button.getBoundingClientRect();
const GenericTextContextMenu = sdk.getComponent('context_menus.GenericTextContextMenu');
const {close} = ContextMenu.createMenu(GenericTextContextMenu, {
...toRightOf(buttonRect, 2),
message: successful ? _t('Copied!') : _t('Failed to copy'),
});
e.target.onmouseleave = close;
button.onmouseleave = close;
};
// Wrap a div around <pre> so that the copy button can be correctly positioned

75
src/utils/strings.ts Normal file
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@ -0,0 +1,75 @@
/*
Copyright 2020 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* Copy plaintext to user's clipboard
* It will overwrite user's selection range
* In certain browsers it may only work if triggered by a user action or may ask user for permissions
* Tries to use new async clipboard API if available
* @param text the plaintext to put in the user's clipboard
*/
export async function copyPlaintext(text: string): Promise<boolean> {
try {
if (navigator && navigator.clipboard && navigator.clipboard.writeText) {
await navigator.clipboard.writeText(text);
return true;
} else {
const textArea = document.createElement("textarea");
textArea.value = text;
// Avoid scrolling to bottom
textArea.style.top = "0";
textArea.style.left = "0";
textArea.style.position = "fixed";
document.body.appendChild(textArea);
const selection = document.getSelection();
const range = document.createRange();
// range.selectNodeContents(textArea);
range.selectNode(textArea);
selection.removeAllRanges();
selection.addRange(range);
const successful = document.execCommand("copy");
selection.removeAllRanges();
document.body.removeChild(textArea);
return successful;
}
} catch (e) {
console.error(e);
}
return false;
}
export function selectText(target: Element) {
const range = document.createRange();
range.selectNodeContents(target);
const selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
}
/**
* Copy rich text to user's clipboard
* It will overwrite user's selection range
* In certain browsers it may only work if triggered by a user action or may ask user for permissions
* @param ref pointer to the node to copy
*/
export function copyNode(ref: Element): boolean {
selectText(ref);
return document.execCommand('copy');
}