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// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import $ from 'jquery';
import * as TextFormatting from 'utils/text_formatting.jsx';
import {intlShape, injectIntl, defineMessages} from 'react-intl';
const holders = defineMessages({
collapse: {
id: 'post_attachment.collapse',
defaultMessage: 'Show less...'
},
more: {
id: 'post_attachment.more',
defaultMessage: 'Show more...'
}
});
import React from 'react';
class PostAttachment extends React.Component {
constructor(props) {
super(props);
this.getFieldsTable = this.getFieldsTable.bind(this);
this.getInitState = this.getInitState.bind(this);
this.shouldCollapse = this.shouldCollapse.bind(this);
this.toggleCollapseState = this.toggleCollapseState.bind(this);
}
componentDidMount() {
$(this.refs.attachment).on('click', '.attachment-link-more', this.toggleCollapseState);
}
componentWillUnmount() {
$(this.refs.attachment).off('click', '.attachment-link-more', this.toggleCollapseState);
}
componentWillMount() {
this.setState(this.getInitState());
}
getInitState() {
const shouldCollapse = this.shouldCollapse();
const text = TextFormatting.formatText(this.props.attachment.text || '');
const uncollapsedText = text + (shouldCollapse ? `<div><a class="attachment-link-more" href="#">${this.props.intl.formatMessage(holders.collapse)}</a></div>` : '');
const collapsedText = shouldCollapse ? this.getCollapsedText() : text;
return {
shouldCollapse,
collapsedText,
uncollapsedText,
text: shouldCollapse ? collapsedText : uncollapsedText,
collapsed: shouldCollapse
};
}
toggleCollapseState(e) {
e.preventDefault();
const state = this.state;
state.text = state.collapsed ? state.uncollapsedText : state.collapsedText;
state.collapsed = !state.collapsed;
this.setState(state);
}
shouldCollapse() {
const text = this.props.attachment.text || '';
return (text.match(/\n/g) || []).length >= 5 || text.length > 700;
}
getCollapsedText() {
let text = this.props.attachment.text || '';
if ((text.match(/\n/g) || []).length >= 5) {
text = text.split('\n').splice(0, 5).join('\n');
} else if (text.length > 700) {
text = text.substr(0, 700);
}
return TextFormatting.formatText(text) + `<div><a class="attachment-link-more" href="#">${this.props.intl.formatMessage(holders.more)}</a></div>`;
}
getFieldsTable() {
const fields = this.props.attachment.fields;
if (!fields || !fields.length) {
return '';
}
const fieldTables = [];
let headerCols = [];
let bodyCols = [];
let rowPos = 0;
let lastWasLong = false;
let nrTables = 0;
fields.forEach((field, i) => {
if (rowPos === 2 || !(field.short === true) || lastWasLong) {
fieldTables.push(
<table
className='attachment-fields'
key={'attachment__table__' + nrTables}
>
<thead>
<tr>
{headerCols}
</tr>
</thead>
<tbody>
<tr>
{bodyCols}
</tr>
</tbody>
</table>
);
headerCols = [];
bodyCols = [];
rowPos = 0;
nrTables += 1;
lastWasLong = false;
}
headerCols.push(
<th
className='attachment-field__caption'
key={'attachment__field-caption-' + i + '__' + nrTables}
width='50%'
>
{field.title}
</th>
);
bodyCols.push(
<td
className='attachment-field'
key={'attachment__field-' + i + '__' + nrTables}
dangerouslySetInnerHTML={{__html: TextFormatting.formatText(field.value || '')}}
/>
);
rowPos += 1;
lastWasLong = !(field.short === true);
});
if (headerCols.length > 0) { // Flush last fields
fieldTables.push(
<table
className='attachment-fields'
key={'attachment__table__' + nrTables}
>
<thead>
<tr>
{headerCols}
</tr>
</thead>
<tbody>
<tr>
{bodyCols}
</tr>
</tbody>
</table>
);
}
return (
<div>
{fieldTables}
</div>
);
}
render() {
const data = this.props.attachment;
let preText;
if (data.pretext) {
preText = (
<div
className='attachment__thumb-pretext'
dangerouslySetInnerHTML={{__html: TextFormatting.formatText(data.pretext)}}
/>
);
}
let author = [];
if (data.author_name || data.author_icon) {
if (data.author_icon) {
author.push(
<img
className='attachment__author-icon'
src={data.author_icon}
key={'attachment__author-icon'}
height='14'
width='14'
/>
);
}
if (data.author_name) {
author.push(
<span
className='attachment__author-name'
key={'attachment__author-name'}
>
{data.author_name}
</span>
);
}
}
if (data.author_link) {
author = (
<a
href={data.author_link}
target='_blank'
rel='noopener noreferrer'
>
{author}
</a>
);
}
let title;
if (data.title) {
if (data.title_link) {
title = (
<h1
className='attachment__title'
>
<a
className='attachment__title-link'
href={data.title_link}
target='_blank'
rel='noopener noreferrer'
>
{data.title}
</a>
</h1>
);
} else {
title = (
<h1
className='attachment__title'
>
{data.title}
</h1>
);
}
}
let text;
if (data.text) {
text = (
<div
className='attachment__text'
dangerouslySetInnerHTML={{__html: this.state.text}}
/>
);
}
let image;
if (data.image_url) {
image = (
<img
className='attachment__image'
src={data.image_url}
/>
);
}
let thumb;
if (data.thumb_url) {
thumb = (
<div
className='attachment__thumb-container'
>
<img
src={data.thumb_url}
/>
</div>
);
}
const fields = this.getFieldsTable();
let useBorderStyle;
if (data.color && data.color[0] === '#') {
useBorderStyle = {borderLeftColor: data.color};
}
return (
<div
className='attachment'
ref='attachment'
>
{preText}
<div className='attachment__content'>
<div
className={useBorderStyle ? 'clearfix attachment__container' : 'clearfix attachment__container attachment__container--' + data.color}
style={useBorderStyle}
>
{author}
{title}
<div>
<div
className={thumb ? 'attachment__body' : 'attachment__body attachment__body--no_thumb'}
>
{text}
{image}
{fields}
</div>
{thumb}
<div style={{clear: 'both'}}/>
</div>
</div>
</div>
</div>
);
}
}
PostAttachment.propTypes = {
intl: intlShape.isRequired,
attachment: React.PropTypes.object.isRequired
};
export default injectIntl(PostAttachment);
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