app/javascript/mastodon/features/compose/components/privacy_dropdown.js

   1 import React from 'react';
   2 import PropTypes from 'prop-types';
   3 import { injectIntl, defineMessages } from 'react-intl';
   4 import IconButton from '../../../components/icon_button';
   5 import Overlay from 'react-overlays/lib/Overlay';
   6 import Motion from '../../ui/util/optional_motion';
   7 import spring from 'react-motion/lib/spring';
   8 import detectPassiveEvents from 'detect-passive-events';
   9 import classNames from 'classnames';
  10
  11 const messages = defineMessages({
  12   public_short: { id: 'privacy.public.short', defaultMessage: 'Public' },
  13   public_long: { id: 'privacy.public.long', defaultMessage: 'Post to public timelines' },
  14   unlisted_short: { id: 'privacy.unlisted.short', defaultMessage: 'Unlisted' },
  15   unlisted_long: { id: 'privacy.unlisted.long', defaultMessage: 'Do not show in public timelines' },
  16   private_short: { id: 'privacy.private.short', defaultMessage: 'Followers-only' },
  17   private_long: { id: 'privacy.private.long', defaultMessage: 'Post to followers only' },
  18   direct_short: { id: 'privacy.direct.short', defaultMessage: 'Direct' },
  19   direct_long: { id: 'privacy.direct.long', defaultMessage: 'Post to mentioned users only' },
  20   change_privacy: { id: 'privacy.change', defaultMessage: 'Adjust status privacy' },
  21 });
  22
  23 const listenerOptions = detectPassiveEvents.hasSupport ? { passive: true } : false;
  24
  25 class PrivacyDropdownMenu extends React.PureComponent {
  26
  27   static propTypes = {
  28     style: PropTypes.object,
  29     items: PropTypes.array.isRequired,
  30     value: PropTypes.string.isRequired,
  31     placement: PropTypes.string.isRequired,
  32     onClose: PropTypes.func.isRequired,
  33     onChange: PropTypes.func.isRequired,
  34   };
  35
  36   state = {
  37     mounted: false,
  38   };
  39
  40   handleDocumentClick = e => {
  41     if (this.node && !this.node.contains(e.target)) {
  42       this.props.onClose();
  43     }
  44   }
  45
  46   handleKeyDown = e => {
  47     const { items } = this.props;
  48     const value = e.currentTarget.getAttribute('data-index');
  49     const index = items.findIndex(item => {
  50       return (item.value === value);
  51     });
  52     let element;
  53
  54     switch(e.key) {
  55     case 'Escape':
  56       this.props.onClose();
  57       break;
  58     case 'Enter':
  59       this.handleClick(e);
  60       break;
  61     case 'ArrowDown':
  62       element = this.node.childNodes[index + 1];
  63       if (element) {
  64         element.focus();
  65         this.props.onChange(element.getAttribute('data-index'));
  66       }
  67       break;
  68     case 'ArrowUp':
  69       element = this.node.childNodes[index - 1];
  70       if (element) {
  71         element.focus();
  72         this.props.onChange(element.getAttribute('data-index'));
  73       }
  74       break;
  75     case 'Home':
  76       element = this.node.firstChild;
  77       if (element) {
  78         element.focus();
  79         this.props.onChange(element.getAttribute('data-index'));
  80       }
  81       break;
  82     case 'End':
  83       element = this.node.lastChild;
  84       if (element) {
  85         element.focus();
  86         this.props.onChange(element.getAttribute('data-index'));
  87       }
  88       break;
  89     }
  90   }
  91
  92   handleClick = e => {
  93     const value = e.currentTarget.getAttribute('data-index');
  94
  95     e.preventDefault();
  96
  97     this.props.onClose();
  98     this.props.onChange(value);
  99   }
 100
 101   componentDidMount () {
 102     document.addEventListener('click', this.handleDocumentClick, false);
 103     document.addEventListener('touchend', this.handleDocumentClick, listenerOptions);
 104     if (this.focusedItem) this.focusedItem.focus();
 105     this.setState({ mounted: true });
 106   }
 107
 108   componentWillUnmount () {
 109     document.removeEventListener('click', this.handleDocumentClick, false);
 110     document.removeEventListener('touchend', this.handleDocumentClick, listenerOptions);
 111   }
 112
 113   setRef = c => {
 114     this.node = c;
 115   }
 116
 117   setFocusRef = c => {
 118     this.focusedItem = c;
 119   }
 120
 121   render () {
 122     const { mounted } = this.state;
 123     const { style, items, placement, value } = this.props;
 124
 125     return (
 126       <Motion defaultStyle={{ opacity: 0, scaleX: 0.85, scaleY: 0.75 }} style={{ opacity: spring(1, { damping: 35, stiffness: 400 }), scaleX: spring(1, { damping: 35, stiffness: 400 }), scaleY: spring(1, { damping: 35, stiffness: 400 }) }}>
 127         {({ opacity, scaleX, scaleY }) => (
 128           // It should not be transformed when mounting because the resulting
 129           // size will be used to determine the coordinate of the menu by
 130           // react-overlays
 131           <div className={`privacy-dropdown__dropdown ${placement}`} style={{ ...style, opacity: opacity, transform: mounted ? `scale(${scaleX}, ${scaleY})` : null }} role='listbox' ref={this.setRef}>
 132             {items.map(item => (
 133               <div role='option' tabIndex='0' key={item.value} data-index={item.value} onKeyDown={this.handleKeyDown} onClick={this.handleClick} className={classNames('privacy-dropdown__option', { active: item.value === value })} aria-selected={item.value === value} ref={item.value === value ? this.setFocusRef : null}>
 134                 <div className='privacy-dropdown__option__icon'>
 135                   <i className={`fa fa-fw fa-${item.icon}`} />
 136                 </div>
 137
 138                 <div className='privacy-dropdown__option__content'>
 139                   <strong>{item.text}</strong>
 140                   {item.meta}
 141                 </div>
 142               </div>
 143             ))}
 144           </div>
 145         )}
 146       </Motion>
 147     );
 148   }
 149
 150 }
 151
 152 @injectIntl
 153 export default class PrivacyDropdown extends React.PureComponent {
 154
 155   static propTypes = {
 156     isUserTouching: PropTypes.func,
 157     isModalOpen: PropTypes.bool.isRequired,
 158     onModalOpen: PropTypes.func,
 159     onModalClose: PropTypes.func,
 160     value: PropTypes.string.isRequired,
 161     onChange: PropTypes.func.isRequired,
 162     intl: PropTypes.object.isRequired,
 163   };
 164
 165   state = {
 166     open: false,
 167     placement: null,
 168   };
 169
 170   handleToggle = ({ target }) => {
 171     if (this.props.isUserTouching()) {
 172       if (this.state.open) {
 173         this.props.onModalClose();
 174       } else {
 175         this.props.onModalOpen({
 176           actions: this.options.map(option => ({ ...option, active: option.value === this.props.value })),
 177           onClick: this.handleModalActionClick,
 178         });
 179       }
 180     } else {
 181       const { top } = target.getBoundingClientRect();
 182       this.setState({ placement: top * 2 < innerHeight ? 'bottom' : 'top' });
 183       this.setState({ open: !this.state.open });
 184     }
 185   }
 186
 187   handleModalActionClick = (e) => {
 188     e.preventDefault();
 189
 190     const { value } = this.options[e.currentTarget.getAttribute('data-index')];
 191
 192     this.props.onModalClose();
 193     this.props.onChange(value);
 194   }
 195
 196   handleKeyDown = e => {
 197     switch(e.key) {
 198     case 'Escape':
 199       this.handleClose();
 200       break;
 201     }
 202   }
 203
 204   handleClose = () => {
 205     this.setState({ open: false });
 206   }
 207
 208   handleChange = value => {
 209     this.props.onChange(value);
 210   }
 211
 212   componentWillMount () {
 213     const { intl: { formatMessage } } = this.props;
 214
 215     this.options = [
 216       { icon: 'globe', value: 'public', text: formatMessage(messages.public_short), meta: formatMessage(messages.public_long) },
 217       { icon: 'unlock-alt', value: 'unlisted', text: formatMessage(messages.unlisted_short), meta: formatMessage(messages.unlisted_long) },
 218       { icon: 'lock', value: 'private', text: formatMessage(messages.private_short), meta: formatMessage(messages.private_long) },
 219       { icon: 'envelope', value: 'direct', text: formatMessage(messages.direct_short), meta: formatMessage(messages.direct_long) },
 220     ];
 221   }
 222
 223   render () {
 224     const { value, intl } = this.props;
 225     const { open, placement } = this.state;
 226
 227     const valueOption = this.options.find(item => item.value === value);
 228
 229     return (
 230       <div className={classNames('privacy-dropdown', placement, { active: open })} onKeyDown={this.handleKeyDown}>
 231         <div className={classNames('privacy-dropdown__value', { active: this.options.indexOf(valueOption) === 0 })}>
 232           <IconButton
 233             className='privacy-dropdown__value-icon'
 234             icon={valueOption.icon}
 235             title={intl.formatMessage(messages.change_privacy)}
 236             size={18}
 237             expanded={open}
 238             active={open}
 239             inverted
 240             onClick={this.handleToggle}
 241             style={{ height: null, lineHeight: '27px' }}
 242           />
 243         </div>
 244
 245         <Overlay show={open} placement={placement} target={this}>
 246           <PrivacyDropdownMenu
 247             items={this.options}
 248             value={value}
 249             onClose={this.handleClose}
 250             onChange={this.handleChange}
 251             placement={placement}
 252           />
 253         </Overlay>
 254       </div>
 255     );
 256   }
 257
 258 }