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202 lines
5.2 KiB
202 lines
5.2 KiB
// Package imports.
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import classNames from 'classnames';
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import PropTypes from 'prop-types';
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import React from 'react';
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import {
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FormattedMessage,
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defineMessages,
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} from 'react-intl';
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import spring from 'react-motion/lib/spring';
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// Components.
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import IconButton from 'flavours/glitch/components/icon_button';
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// Utils.
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import Motion from 'flavours/glitch/util/optional_motion';
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import { assignHandlers } from 'flavours/glitch/util/react_helpers';
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import { isUserTouching } from 'flavours/glitch/util/is_mobile';
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// Messages.
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const messages = defineMessages({
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undo: {
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defaultMessage: 'Undo',
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id: 'upload_form.undo',
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},
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description: {
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defaultMessage: 'Describe for the visually impaired',
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id: 'upload_form.description',
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},
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crop: {
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defaultMessage: 'Crop',
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id: 'upload_form.focus',
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},
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});
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// Handlers.
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const handlers = {
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// On blur, we save the description for the media item.
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handleBlur () {
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const {
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id,
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onChangeDescription,
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} = this.props;
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const { dirtyDescription } = this.state;
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this.setState({ dirtyDescription: null, focused: false });
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if (id && onChangeDescription && dirtyDescription !== null) {
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onChangeDescription(id, dirtyDescription);
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}
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},
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// When the value of our description changes, we store it in the
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// temp value `dirtyDescription` in our state.
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handleChange ({ target: { value } }) {
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this.setState({ dirtyDescription: value });
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},
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// Records focus on the media item.
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handleFocus () {
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this.setState({ focused: true });
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},
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// Records the start of a hover over the media item.
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handleMouseEnter () {
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this.setState({ hovered: true });
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},
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// Records the end of a hover over the media item.
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handleMouseLeave () {
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this.setState({ hovered: false });
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},
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// Removes the media item.
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handleRemove () {
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const {
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id,
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onRemove,
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} = this.props;
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if (id && onRemove) {
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onRemove(id);
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}
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},
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// Opens the focal point modal.
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handleFocalPointClick () {
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const {
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id,
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onOpenFocalPointModal,
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} = this.props;
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if (id && onOpenFocalPointModal) {
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onOpenFocalPointModal(id);
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}
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},
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};
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// The component.
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export default class ComposerUploadFormItem extends React.PureComponent {
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// Constructor.
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constructor (props) {
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super(props);
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assignHandlers(this, handlers);
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this.state = {
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hovered: false,
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focused: false,
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dirtyDescription: null,
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};
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}
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// Rendering.
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render () {
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const {
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handleBlur,
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handleChange,
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handleFocus,
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handleMouseEnter,
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handleMouseLeave,
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handleRemove,
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handleFocalPointClick,
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} = this.handlers;
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const {
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intl,
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preview,
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focusX,
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focusY,
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mediaType,
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} = this.props;
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const {
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focused,
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hovered,
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dirtyDescription,
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} = this.state;
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const active = hovered || focused || isUserTouching();
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const computedClass = classNames('composer--upload_form--item', { active });
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const x = ((focusX / 2) + .5) * 100;
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const y = ((focusY / -2) + .5) * 100;
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const description = dirtyDescription || (dirtyDescription !== '' && this.props.description) || '';
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// The result.
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return (
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<div
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className={computedClass}
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onMouseEnter={handleMouseEnter}
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onMouseLeave={handleMouseLeave}
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>
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<Motion
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defaultStyle={{ scale: 0.8 }}
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style={{
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scale: spring(1, {
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stiffness: 180,
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damping: 12,
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}),
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}}
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>
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{({ scale }) => (
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<div
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style={{
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transform: `scale(${scale})`,
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backgroundImage: preview ? `url(${preview})` : null,
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backgroundPosition: `${x}% ${y}%`
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}}
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>
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<div className={classNames('composer--upload_form--actions', { active })}>
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<button className='icon-button' onClick={handleRemove}>
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<i className='fa fa-times' /> <FormattedMessage {...messages.undo} />
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</button>
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{mediaType === 'image' && <button className='icon-button' onClick={handleFocalPointClick}><i className='fa fa-crosshairs' /> <FormattedMessage {...messages.crop} /></button>}
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</div>
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<label>
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<span style={{ display: 'none' }}><FormattedMessage {...messages.description} /></span>
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<textarea
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maxLength={420}
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onBlur={handleBlur}
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onChange={handleChange}
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onFocus={handleFocus}
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placeholder={intl.formatMessage(messages.description)}
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value={description}
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/>
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</label>
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</div>
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)}
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</Motion>
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</div>
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);
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}
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}
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// Props.
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ComposerUploadFormItem.propTypes = {
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description: PropTypes.string,
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id: PropTypes.string,
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intl: PropTypes.object.isRequired,
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onChangeDescription: PropTypes.func.isRequired,
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onOpenFocalPointModal: PropTypes.func.isRequired,
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onRemove: PropTypes.func.isRequired,
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focusX: PropTypes.number,
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focusY: PropTypes.number,
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mediaType: PropTypes.string,
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preview: PropTypes.string,
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};
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