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// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import PostAttachmentList from './post_attachment_list.jsx';
import PostAttachmentOEmbed from './post_attachment_oembed.jsx';
import PostImage from './post_image.jsx';
import YoutubeVideo from './youtube_video.jsx';
import Constants from '../utils/constants.jsx';
import OEmbedProviders from './providers.json';
import * as Utils from '../utils/utils.jsx';
export default class PostBodyAdditionalContent extends React.Component {
constructor(props) {
super(props);
this.getSlackAttachment = this.getSlackAttachment.bind(this);
this.getOEmbedProvider = this.getOEmbedProvider.bind(this);
this.generateEmbed = this.generateEmbed.bind(this);
this.toggleEmbedVisibility = this.toggleEmbedVisibility.bind(this);
this.state = {
embedVisible: true
};
}
shouldComponentUpdate(nextProps, nextState) {
if (!Utils.areObjectsEqual(nextProps.post, this.props.post)) {
return true;
}
if (nextState.embedVisible !== this.state.embedVisible) {
return true;
}
return false;
}
toggleEmbedVisibility() {
this.setState({embedVisible: !this.state.embedVisible});
}
getSlackAttachment() {
let attachments = [];
if (this.props.post.props && this.props.post.props.attachments) {
attachments = this.props.post.props.attachments;
}
return (
<PostAttachmentList
attachments={attachments}
/>
);
}
getOEmbedProvider(link) {
for (let i = 0; i < OEmbedProviders.length; i++) {
for (let j = 0; j < OEmbedProviders[i].patterns.length; j++) {
if (link.match(OEmbedProviders[i].patterns[j])) {
return OEmbedProviders[i];
}
}
}
return null;
}
generateEmbed() {
if (this.props.post.type === 'slack_attachment') {
return this.getSlackAttachment();
}
const link = Utils.extractLinks(this.props.post.message)[0];
if (!link) {
return null;
}
if (Utils.isFeatureEnabled(Constants.PRE_RELEASE_FEATURES.EMBED_PREVIEW)) {
const provider = this.getOEmbedProvider(link);
if (provider) {
return (
<PostAttachmentOEmbed
provider={provider}
link={link}
/>
);
}
}
if (YoutubeVideo.isYoutubeLink(link)) {
return (
<YoutubeVideo
channelId={this.props.post.channel_id}
link={link}
/>
);
}
for (let i = 0; i < Constants.IMAGE_TYPES.length; i++) {
const imageType = Constants.IMAGE_TYPES[i];
const suffix = link.substring(link.length - (imageType.length + 1));
if (suffix === '.' + imageType || suffix === '=' + imageType) {
return (
<PostImage
channelId={this.props.post.channel_id}
link={link}
/>
);
}
}
return null;
}
render() {
const generateEmbed = this.generateEmbed();
if (generateEmbed) {
let toggle;
if (Utils.isFeatureEnabled(Constants.PRE_RELEASE_FEATURES.EMBED_TOGGLE)) {
toggle = (
<a className='post__embed-visibility'
data-expanded={this.state.embedVisible}
aria-label='Toggle Embed Visibility'
onClick={this.toggleEmbedVisibility}
/>
);
}
return (
<div>
{toggle}
<div className='post__embed-container'
hidden={!this.state.embedVisible}
>
{generateEmbed}
</div>
</div>
);
}
return null;
}
}
PostBodyAdditionalContent.propTypes = {
post: React.PropTypes.object.isRequired
};
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