lbry-desktop/ui/js/page/show.js
2017-05-02 19:07:46 -04:00

284 lines
8.7 KiB
JavaScript

import React from 'react';
import lbry from '../lbry.js';
import lighthouse from '../lighthouse.js';
import lbryuri from '../lbryuri.js';
import Video from 'component/video'
import {TruncatedText, Thumbnail, FilePrice, BusyMessage} from '../component/common.js';
import {FileActions} from '../component/file-actions.js';
import UriIndicator from '../component/channel-indicator.js';
import Link from 'component/link';
var FormatItem = React.createClass({
propTypes: {
metadata: React.PropTypes.object,
contentType: React.PropTypes.string,
uri: React.PropTypes.string,
outpoint: React.PropTypes.string,
},
render: function() {
const {author, language, license} = this.props.metadata;
if (!this.props.contentType && [author, language, license].filter((val) => {return !!val; }).length === 0) {
return null;
}
return (
<table className="table-standard">
<tbody>
<tr>
<td>Content-Type</td><td>{this.props.contentType}</td>
</tr>
<tr>
<td>Author</td><td>{author}</td>
</tr>
<tr>
<td>Language</td><td>{language}</td>
</tr>
<tr>
<td>License</td><td>{license}</td>
</tr>
</tbody>
</table>
);
}
});
let ChannelPage = React.createClass({
render: function() {
return <main className="main--single-column">
<section className="card">
<div className="card__inner">
<div className="card__title-identity"><h1>{this.props.title}</h1></div>
</div>
<div className="card__content">
<p>
This channel page is a stub.
</p>
</div>
</section>
</main>
}
});
let FilePage = React.createClass({
_isMounted: false,
propTypes: {
uri: React.PropTypes.string,
},
getInitialState: function() {
return {
cost: null,
costIncludesData: null,
isDownloaded: null,
};
},
componentWillUnmount: function() {
this._isMounted = false;
},
componentWillReceiveProps: function(nextProps) {
if (nextProps.outpoint != this.props.outpoint || nextProps.uri != this.props.uri) {
this.loadCostAndFileState(nextProps.uri, nextProps.outpoint);
}
},
componentWillMount: function() {
this._isMounted = true;
this.loadCostAndFileState(this.props.uri, this.props.outpoint);
},
loadCostAndFileState: function(uri, outpoint) {
lbry.file_list({outpoint: outpoint}).then((fileInfo) => {
if (this._isMounted) {
this.setState({
isDownloaded: fileInfo.length > 0,
});
}
});
lbry.getCostInfo(uri).then(({cost, includesData}) => {
if (this._isMounted) {
this.setState({
cost: cost,
costIncludesData: includesData,
});
}
});
},
render: function() {
const metadata = this.props.metadata,
title = metadata ? this.props.metadata.title : this.props.uri,
uriIndicator = <UriIndicator uri={this.props.uri} hasSignature={this.props.hasSignature} signatureIsValid={this.props.signatureIsValid} />;
return (
<main className="main--single-column">
<section className="show-page-media">
{ this.props.contentType && this.props.contentType.startsWith('video/') ?
<Video className="video-embedded" uri={this.props.uri} metadata={metadata} outpoint={this.props.outpoint} /> :
(metadata ? <Thumbnail src={metadata.thumbnail} /> : <Thumbnail />) }
</section>
<section className="card">
<div className="card__inner">
<div className="card__title-identity">
{this.state.isDownloaded === false
? <span style={{float: "right"}}><FilePrice uri={this.props.uri} metadata={metadata} /></span>
: null}
<h1>{title}</h1>
<div className="card__subtitle">
{ this.props.channelUri ?
<Link href={"?show=" + this.props.channelUri }>{uriIndicator}</Link> :
uriIndicator}
</div>
<div className="card__actions">
<FileActions uri={this.props.uri} outpoint={this.props.outpoint} metadata={metadata} contentType={this.props.contentType} />
</div>
</div>
<div className="card__content card__subtext card__subtext card__subtext--allow-newlines">
{metadata.description}
</div>
</div>
{ metadata ?
<div className="card__content">
<FormatItem metadata={metadata} contentType={this.state.contentType} cost={this.state.cost} uri={this.props.uri} outpoint={this.props.outpoint} costIncludesData={this.state.costIncludesData} />
</div> : '' }
<div className="card__content">
<Link href="https://lbry.io/dmca" label="report" className="button-text-help" />
</div>
</section>
</main>
);
}
});
let ShowPage = React.createClass({
_uri: null,
_isMounted: false,
propTypes: {
uri: React.PropTypes.string,
},
getInitialState: function() {
return {
outpoint: null,
metadata: null,
contentType: null,
hasSignature: false,
claimType: null,
signatureIsValid: false,
cost: null,
costIncludesData: null,
uriLookupComplete: null,
isFailed: false,
};
},
componentWillUnmount: function() {
this._isMounted = false;
},
componentWillReceiveProps: function(nextProps) {
if (nextProps.uri != this.props.uri) {
this.setState(this.getInitialState());
this.loadUri(nextProps.uri);
}
},
componentWillMount: function() {
this._isMounted = true;
this.loadUri(this.props.uri);
},
loadUri: function(uri) {
this._uri = lbryuri.normalize(uri);
lbry.resolve({uri: this._uri}).then((resolveData) => {
const isChannel = resolveData && resolveData.claims_in_channel;
if (!this._isMounted) {
return;
}
if (resolveData) {
let newState = { uriLookupComplete: true }
if (!isChannel) {
let {claim: {txid: txid, nout: nout, has_signature: has_signature, signature_is_valid: signature_is_valid, value: {stream: {metadata: metadata, source: {contentType: contentType}}}}} = resolveData;
Object.assign(newState, {
claimType: "file",
metadata: metadata,
outpoint: txid + ':' + nout,
hasSignature: has_signature,
signatureIsValid: signature_is_valid,
contentType: contentType
});
lbry.setTitle(metadata.title ? metadata.title : this._uri)
} else {
let {certificate: {txid: txid, nout: nout, has_signature: has_signature}} = resolveData;
Object.assign(newState, {
claimType: "channel",
outpoint: txid + ':' + nout,
txid: txid,
metadata: {
title:resolveData.certificate.name
}
});
}
this.setState(newState);
} else {
this.setState(Object.assign({}, this.getInitialState(), {
uriLookupComplete: true,
isFailed: true
}));
}
});
},
render: function() {
const metadata = this.state.metadata,
title = metadata ? this.state.metadata.title : this._uri;
let innerContent = "";
if (!this.state.uriLookupComplete || this.state.isFailed) {
innerContent = <section className="card">
<div className="card__inner">
<div className="card__title-identity"><h1>{title}</h1></div>
</div>
<div className="card__content">
{ this.state.uriLookupComplete ?
<p>This location is not yet in use. { ' ' }<Link href="?publish" label="Put something here" />.</p> :
<BusyMessage message="Loading magic decentralized data..." />
}
</div>
</section>;
} else if (this.state.claimType == "channel") {
innerContent = <ChannelPage title={this._uri} />
} else {
let channelUriObj = lbryuri.parse(this._uri)
delete channelUriObj.path;
delete channelUriObj.contentName;
const channelUri = this.state.signatureIsValid && this.state.hasSignature && channelUriObj.isChannel ? lbryuri.build(channelUriObj, false) : null;
innerContent = <FilePage
uri={this._uri}
channelUri={channelUri}
outpoint={this.state.outpoint}
metadata={metadata}
contentType={this.state.contentType}
hasSignature={this.state.hasSignature}
signatureIsValid={this.state.signatureIsValid}
/>;
}
return <main className="main--single-column">{innerContent}</main>;
}
});
export default ShowPage;