246 lines
8.7 KiB
JavaScript
246 lines
8.7 KiB
JavaScript
import React from 'react';
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import ImmutablePropTypes from 'react-immutable-proptypes';
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import PropTypes from 'prop-types';
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import ImmutablePureComponent from 'react-immutable-pure-component';
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import { connect } from 'react-redux';
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import classNames from 'classnames';
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import { changeUploadCompose } from '../../../actions/compose';
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import { getPointerPosition } from '../../video';
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import { FormattedMessage, defineMessages, injectIntl } from 'react-intl';
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import IconButton from 'mastodon/components/icon_button';
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import Button from 'mastodon/components/button';
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import Video from 'mastodon/features/video';
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import { TesseractWorker } from 'tesseract.js';
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import Textarea from 'react-textarea-autosize';
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import UploadProgress from 'mastodon/features/compose/components/upload_progress';
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import CharacterCounter from 'mastodon/features/compose/components/character_counter';
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import { length } from 'stringz';
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const messages = defineMessages({
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close: { id: 'lightbox.close', defaultMessage: 'Close' },
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apply: { id: 'upload_modal.apply', defaultMessage: 'Apply' },
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placeholder: { id: 'upload_modal.description_placeholder', defaultMessage: 'A quick brown fox jumps over the lazy dog' },
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});
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const mapStateToProps = (state, { id }) => ({
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media: state.getIn(['compose', 'media_attachments']).find(item => item.get('id') === id),
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});
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const mapDispatchToProps = (dispatch, { id }) => ({
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onSave: (description, x, y) => {
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dispatch(changeUploadCompose(id, { description, focus: `${x.toFixed(2)},${y.toFixed(2)}` }));
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},
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});
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const removeExtraLineBreaks = str => str.replace(/\n\n/g, '******')
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.replace(/\n/g, ' ')
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.replace(/\*\*\*\*\*\*/g, '\n\n');
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const assetHost = process.env.CDN_HOST || '';
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export default @connect(mapStateToProps, mapDispatchToProps)
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@injectIntl
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class FocalPointModal extends ImmutablePureComponent {
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static propTypes = {
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media: ImmutablePropTypes.map.isRequired,
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onClose: PropTypes.func.isRequired,
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intl: PropTypes.object.isRequired,
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};
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state = {
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x: 0,
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y: 0,
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focusX: 0,
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focusY: 0,
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dragging: false,
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description: '',
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dirty: false,
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progress: 0,
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};
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componentWillMount () {
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this.updatePositionFromMedia(this.props.media);
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}
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componentWillReceiveProps (nextProps) {
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if (this.props.media.get('id') !== nextProps.media.get('id')) {
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this.updatePositionFromMedia(nextProps.media);
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}
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}
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componentWillUnmount () {
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document.removeEventListener('mousemove', this.handleMouseMove);
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document.removeEventListener('mouseup', this.handleMouseUp);
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}
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handleMouseDown = e => {
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document.addEventListener('mousemove', this.handleMouseMove);
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document.addEventListener('mouseup', this.handleMouseUp);
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this.updatePosition(e);
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this.setState({ dragging: true });
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}
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handleMouseMove = e => {
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this.updatePosition(e);
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}
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handleMouseUp = () => {
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document.removeEventListener('mousemove', this.handleMouseMove);
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document.removeEventListener('mouseup', this.handleMouseUp);
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this.setState({ dragging: false });
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}
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updatePosition = e => {
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const { x, y } = getPointerPosition(this.node, e);
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const focusX = (x - .5) * 2;
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const focusY = (y - .5) * -2;
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this.setState({ x, y, focusX, focusY, dirty: true });
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}
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updatePositionFromMedia = media => {
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const focusX = media.getIn(['meta', 'focus', 'x']);
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const focusY = media.getIn(['meta', 'focus', 'y']);
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const description = media.get('description') || '';
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if (focusX && focusY) {
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const x = (focusX / 2) + .5;
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const y = (focusY / -2) + .5;
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this.setState({
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x,
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y,
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focusX,
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focusY,
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description,
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dirty: false,
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});
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} else {
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this.setState({
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x: 0.5,
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y: 0.5,
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focusX: 0,
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focusY: 0,
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description,
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dirty: false,
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});
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}
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}
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handleChange = e => {
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this.setState({ description: e.target.value, dirty: true });
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}
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handleSubmit = () => {
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this.props.onSave(this.state.description, this.state.focusX, this.state.focusY);
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this.props.onClose();
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}
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setRef = c => {
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this.node = c;
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}
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handleTextDetection = () => {
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const { media } = this.props;
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const worker = new TesseractWorker({
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workerPath: `${assetHost}/packs/ocr/worker.min.js`,
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corePath: `${assetHost}/packs/ocr/tesseract-core.wasm.js`,
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langPath: `${assetHost}/ocr/lang-data`,
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});
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this.setState({ detecting: true });
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worker.recognize(media.get('url'))
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.progress(({ progress }) => this.setState({ progress }))
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.finally(() => worker.terminate())
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.then(({ text }) => this.setState({ description: removeExtraLineBreaks(text), dirty: true, detecting: false }))
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.catch(() => this.setState({ detecting: false }));
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}
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render () {
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const { media, intl, onClose } = this.props;
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const { x, y, dragging, description, dirty, detecting, progress } = this.state;
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const width = media.getIn(['meta', 'original', 'width']) || null;
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const height = media.getIn(['meta', 'original', 'height']) || null;
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const focals = ['image', 'gifv'].includes(media.get('type'));
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const previewRatio = 16/9;
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const previewWidth = 200;
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const previewHeight = previewWidth / previewRatio;
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return (
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<div className='modal-root__modal report-modal' style={{ maxWidth: 960 }}>
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<div className='report-modal__target'>
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<IconButton className='media-modal__close' title={intl.formatMessage(messages.close)} icon='times' onClick={onClose} size={16} />
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<FormattedMessage id='upload_modal.edit_media' defaultMessage='Edit media' />
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</div>
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<div className='report-modal__container'>
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<div className='report-modal__comment'>
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{focals && <p><FormattedMessage id='upload_modal.hint' defaultMessage='Click or drag the circle on the preview to choose the focal point which will always be in view on all thumbnails.' /></p>}
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<label className='setting-text-label' htmlFor='upload-modal__description'><FormattedMessage id='upload_form.description' defaultMessage='Describe for the visually impaired' /></label>
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<div className='setting-text__wrapper'>
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<Textarea
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id='upload-modal__description'
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className='setting-text light'
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value={detecting ? '…' : description}
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onChange={this.handleChange}
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disabled={detecting}
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autoFocus
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/>
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<div className='setting-text__modifiers'>
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<UploadProgress progress={progress * 100} active={detecting} icon='file-text-o' message={<FormattedMessage id='upload_modal.analyzing_picture' defaultMessage='Analyzing picture…' />} />
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</div>
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</div>
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<div className='setting-text__toolbar'>
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<button disabled={detecting || media.get('type') !== 'image'} className='link-button' onClick={this.handleTextDetection}><FormattedMessage id='upload_modal.detect_text' defaultMessage='Detect text from picture' /></button>
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<CharacterCounter max={420} text={detecting ? '' : description} />
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</div>
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<Button disabled={!dirty || detecting || length(description) > 420} text={intl.formatMessage(messages.apply)} onClick={this.handleSubmit} />
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</div>
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<div className='report-modal__statuses'>
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{focals && (
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<div className={classNames('focal-point', { dragging })} ref={this.setRef}>
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{media.get('type') === 'image' && <img src={media.get('url')} width={width} height={height} alt='' />}
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{media.get('type') === 'gifv' && <video src={media.get('url')} width={width} height={height} loop muted autoPlay />}
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<div className='focal-point__preview'>
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<strong><FormattedMessage id='upload_modal.preview_label' defaultMessage='Preview ({ratio})' values={{ ratio: '16:9' }} /></strong>
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<div style={{ width: previewWidth, height: previewHeight, backgroundImage: `url(${media.get('preview_url')})`, backgroundSize: 'cover', backgroundPosition: `${x * 100}% ${y * 100}%` }} />
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</div>
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<div className='focal-point__reticle' style={{ top: `${y * 100}%`, left: `${x * 100}%` }} />
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<div className='focal-point__overlay' onMouseDown={this.handleMouseDown} />
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</div>
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)}
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{['audio', 'video'].includes(media.get('type')) && (
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<Video
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preview={media.get('preview_url')}
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blurhash={media.get('blurhash')}
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src={media.get('url')}
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detailed
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editable
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/>
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)}
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</div>
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</div>
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</div>
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);
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}
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}
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