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93 lines
2.8 KiB
JavaScript
93 lines
2.8 KiB
JavaScript
import React from 'react';
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import Animate from 'rc-animate';
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import Icon from '../icon';
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const prefixCls = 'ant-upload';
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import { Line } from '../progress';
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import classNames from 'classnames';
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// https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readAsDataURL
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const previewFile = function(file, callback) {
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const reader = new FileReader();
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reader.onloadend = function() {
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callback(reader.result);
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};
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reader.readAsDataURL(file);
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};
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export default React.createClass({
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getDefaultProps() {
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return {
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listType: 'text', // or picture
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items: [],
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progressAttr: {
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strokeWidth: 3,
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showInfo: false
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}
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};
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},
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handleClose(file) {
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this.props.onRemove(file);
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},
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componentDidUpdate() {
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if (this.props.listType !== 'picture') {
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return;
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}
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this.props.items.forEach(file => {
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if (typeof document === 'undefined' ||
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typeof window === 'undefined' ||
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!window.FileReader || !window.File ||
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(!file.originFileObj instanceof File) ||
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file.thumbUrl !== undefined) {
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return;
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}
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file.thumbUrl = '';
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previewFile(file.originFileObj, (previewDataUrl) => {
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file.thumbUrl = previewDataUrl;
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this.forceUpdate();
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});
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});
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},
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render() {
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let list = this.props.items.map(file => {
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let progress;
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let icon = <Icon type="paper-clip" />;
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if (this.props.listType === 'picture') {
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icon = (file.status === 'uploading' || (!file.thumbUrl && !file.url))
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? <Icon className={prefixCls + '-list-item-thumbnail'} type="picture" />
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: <a className={prefixCls + '-list-item-thumbnail'}
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href={file.url}
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target="_blank"><img src={file.thumbUrl || file.url} alt={file.name} /></a>;
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}
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if (file.status === 'uploading') {
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progress = <div className={prefixCls + '-list-item-progress'}>
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<Line {...this.props.progressAttr} percent={file.percent} />
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</div>;
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}
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const infoUploadingClass = classNames({
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[`${prefixCls}-list-item`]: true,
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[`${prefixCls}-list-item-${file.status}`]: true,
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});
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return (
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<div className={infoUploadingClass} key={file.uid}>
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<div className={prefixCls + '-list-item-info'}>
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{icon}
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<span className={prefixCls + '-list-item-name'}>{file.name}</span>
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<Icon type="cross" onClick={this.handleClose.bind(this, file)} />
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</div>
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{ progress }
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</div>
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);
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});
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const listClassNames = classNames({
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[`${prefixCls}-list`]: true,
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[`${prefixCls}-list-${this.props.listType}`]: true,
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});
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return <div className={listClassNames}>
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<Animate transitionName={prefixCls + '-margin-top'}>
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{list}
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</Animate>
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</div>;
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}
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});
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