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instrumental/app/javascript/mastodon/features/compose/components/privacy_dropdown.jsx

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import PropTypes from 'prop-types';
import { PureComponent } from 'react';
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import { injectIntl, defineMessages } from 'react-intl';
import classNames from 'classnames';
import { supportsPassiveEvents } from 'detect-passive-events';
import Overlay from 'react-overlays/Overlay';
import AlternateEmailIcon from '@/material-icons/400-24px/alternate_email.svg?react';
import InfoIcon from '@/material-icons/400-24px/info.svg?react';
import LockIcon from '@/material-icons/400-24px/lock.svg?react';
import PublicIcon from '@/material-icons/400-24px/public.svg?react';
import QuietTimeIcon from '@/material-icons/400-24px/quiet_time.svg?react';
import { Icon } from 'mastodon/components/icon';
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const messages = defineMessages({
public_short: { id: 'privacy.public.short', defaultMessage: 'Public' },
public_long: { id: 'privacy.public.long', defaultMessage: 'Anyone on and off Mastodon' },
unlisted_short: { id: 'privacy.unlisted.short', defaultMessage: 'Quiet public' },
unlisted_long: { id: 'privacy.unlisted.long', defaultMessage: 'Fewer algorithmic fanfares' },
private_short: { id: 'privacy.private.short', defaultMessage: 'Followers' },
private_long: { id: 'privacy.private.long', defaultMessage: 'Only your followers' },
direct_short: { id: 'privacy.direct.short', defaultMessage: 'Specific people' },
direct_long: { id: 'privacy.direct.long', defaultMessage: 'Everyone mentioned in the post' },
change_privacy: { id: 'privacy.change', defaultMessage: 'Change post privacy' },
unlisted_extra: { id: 'privacy.unlisted.additional', defaultMessage: 'This behaves exactly like public, except the post will not appear in live feeds or hashtags, explore, or Mastodon search, even if you are opted-in account-wide.' },
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});
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const listenerOptions = supportsPassiveEvents ? { passive: true, capture: true } : true;
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class PrivacyDropdownMenu extends PureComponent {
static propTypes = {
style: PropTypes.object,
items: PropTypes.array.isRequired,
value: PropTypes.string.isRequired,
onClose: PropTypes.func.isRequired,
onChange: PropTypes.func.isRequired,
};
handleDocumentClick = e => {
if (this.node && !this.node.contains(e.target)) {
this.props.onClose();
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e.stopPropagation();
}
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};
handleKeyDown = e => {
const { items } = this.props;
const value = e.currentTarget.getAttribute('data-index');
const index = items.findIndex(item => {
return (item.value === value);
});
let element = null;
switch(e.key) {
case 'Escape':
this.props.onClose();
break;
case 'Enter':
this.handleClick(e);
break;
case 'ArrowDown':
element = this.node.childNodes[index + 1] || this.node.firstChild;
break;
case 'ArrowUp':
element = this.node.childNodes[index - 1] || this.node.lastChild;
break;
case 'Tab':
if (e.shiftKey) {
element = this.node.childNodes[index - 1] || this.node.lastChild;
} else {
element = this.node.childNodes[index + 1] || this.node.firstChild;
}
break;
case 'Home':
element = this.node.firstChild;
break;
case 'End':
element = this.node.lastChild;
break;
}
if (element) {
element.focus();
this.props.onChange(element.getAttribute('data-index'));
e.preventDefault();
e.stopPropagation();
}
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};
handleClick = e => {
const value = e.currentTarget.getAttribute('data-index');
e.preventDefault();
this.props.onClose();
this.props.onChange(value);
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};
componentDidMount () {
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document.addEventListener('click', this.handleDocumentClick, { capture: true });
document.addEventListener('touchend', this.handleDocumentClick, listenerOptions);
if (this.focusedItem) this.focusedItem.focus({ preventScroll: true });
}
componentWillUnmount () {
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document.removeEventListener('click', this.handleDocumentClick, { capture: true });
document.removeEventListener('touchend', this.handleDocumentClick, listenerOptions);
}
setRef = c => {
this.node = c;
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};
setFocusRef = c => {
this.focusedItem = c;
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};
render () {
const { style, items, value } = this.props;
return (
<div style={{ ...style }} role='listbox' ref={this.setRef}>
{items.map(item => (
<div role='option' tabIndex={0} key={item.value} data-index={item.value} onKeyDown={this.handleKeyDown} onClick={this.handleClick} className={classNames('privacy-dropdown__option', { active: item.value === value })} aria-selected={item.value === value} ref={item.value === value ? this.setFocusRef : null}>
<div className='privacy-dropdown__option__icon'>
<Icon id={item.icon} icon={item.iconComponent} />
</div>
<div className='privacy-dropdown__option__content'>
<strong>{item.text}</strong>
{item.meta}
</div>
{item.extra && (
<div className='privacy-dropdown__option__additional' title={item.extra}>
<Icon id='info-circle' icon={InfoIcon} />
</div>
)}
</div>
))}
</div>
);
}
}
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class PrivacyDropdown extends PureComponent {
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static propTypes = {
isUserTouching: PropTypes.func,
onModalOpen: PropTypes.func,
onModalClose: PropTypes.func,
value: PropTypes.string.isRequired,
onChange: PropTypes.func.isRequired,
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noDirect: PropTypes.bool,
container: PropTypes.func,
disabled: PropTypes.bool,
intl: PropTypes.object.isRequired,
};
state = {
open: false,
placement: 'bottom',
};
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handleToggle = () => {
if (this.state.open && this.activeElement) {
this.activeElement.focus({ preventScroll: true });
}
this.setState({ open: !this.state.open });
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};
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handleKeyDown = e => {
switch(e.key) {
case 'Escape':
this.handleClose();
break;
}
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};
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handleMouseDown = () => {
if (!this.state.open) {
this.activeElement = document.activeElement;
}
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};
handleButtonKeyDown = (e) => {
switch(e.key) {
case ' ':
case 'Enter':
this.handleMouseDown();
break;
}
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};
handleClose = () => {
if (this.state.open && this.activeElement) {
this.activeElement.focus({ preventScroll: true });
}
this.setState({ open: false });
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};
handleChange = value => {
this.props.onChange(value);
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};
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UNSAFE_componentWillMount () {
const { intl: { formatMessage } } = this.props;
this.options = [
{ icon: 'globe', iconComponent: PublicIcon, value: 'public', text: formatMessage(messages.public_short), meta: formatMessage(messages.public_long) },
{ icon: 'unlock', iconComponent: QuietTimeIcon, value: 'unlisted', text: formatMessage(messages.unlisted_short), meta: formatMessage(messages.unlisted_long), extra: formatMessage(messages.unlisted_extra) },
{ icon: 'lock', iconComponent: LockIcon, value: 'private', text: formatMessage(messages.private_short), meta: formatMessage(messages.private_long) },
];
if (!this.props.noDirect) {
this.options.push(
{ icon: 'at', iconComponent: AlternateEmailIcon, value: 'direct', text: formatMessage(messages.direct_short), meta: formatMessage(messages.direct_long) },
);
}
}
setTargetRef = c => {
this.target = c;
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};
findTarget = () => {
return this.target;
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};
handleOverlayEnter = (state) => {
this.setState({ placement: state.placement });
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};
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render () {
const { value, container, disabled, intl } = this.props;
const { open, placement } = this.state;
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const valueOption = this.options.find(item => item.value === value);
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return (
<div ref={this.setTargetRef} onKeyDown={this.handleKeyDown}>
<button
type='button'
title={intl.formatMessage(messages.change_privacy)}
aria-expanded={open}
onClick={this.handleToggle}
onMouseDown={this.handleMouseDown}
onKeyDown={this.handleButtonKeyDown}
disabled={disabled}
className={classNames('dropdown-button', { active: open })}
>
<Icon id={valueOption.icon} icon={valueOption.iconComponent} />
<span className='dropdown-button__label'>{valueOption.text}</span>
</button>
<Overlay show={open} offset={[5, 5]} placement={placement} flip target={this.findTarget} container={container} popperConfig={{ strategy: 'fixed', onFirstUpdate: this.handleOverlayEnter }}>
{({ props, placement }) => (
<div {...props}>
<div className={`dropdown-animation privacy-dropdown__dropdown ${placement}`}>
<PrivacyDropdownMenu
items={this.options}
value={value}
onClose={this.handleClose}
onChange={this.handleChange}
/>
</div>
</div>
)}
</Overlay>
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</div>
);
}
}
export default injectIntl(PrivacyDropdown);