const Mustache = require('mustache');
const DateTime = require('luxon').DateTime;
const { homepage, version } = require('./package.json');
const { s3enabled } = require('./config.json');
const { formatBytes, randomHexColour, getS3url, getSafeExt } = require('./utils');
// https://ogp.me/
class OpenGraph {
http;
domain;
resourceId;
randomId;
filename;
type;
size;
timestamp;
vibrant;
title;
description;
author;
color;
constructor(http, domain, resourceId, { randomId, originalname, mimetype, size, timestamp, opengraph, vibrant }) {
this.http = http;
this.domain = domain;
this.resourceId = resourceId;
this.randomId = randomId;
this.type = mimetype;
this.filename = originalname;
this.size = size;
this.timestamp = timestamp;
this.vibrant = vibrant;
this.title = opengraph.title || '';
this.description = opengraph.description || '';
this.author = opengraph.author || '';
this.color = opengraph.color || '';
}
build() {
let resourceUrl = !s3enabled ? (this.http + this.domain + "/" + this.resourceId + getSafeExt(this.type)) : getS3url(this.randomId, this.type);
return Mustache.render(html, {
homepage,
version,
http: this.http,
domain: this.domain,
resourceId: this.resourceId,
resourceUrl,
media: `<${this.type.includes('video') ? 'video' : 'img'} src="${resourceUrl}" style="height: 50vh;">`,
ogtype: this.type.includes('video') ? 'video.other' : 'image',
type: this.type.includes('video') ? 'video' : 'image',
title: (this.title.length != 0) ? `` : '',
description: (this.description.length != 0) ? `` : '',
site: (this.author.length != 0) ? `` : '',
color: (this.color.length != 0) ? `` : '',
card: !this.type.includes('video') ? `` : '',
})
.replace(new RegExp('&size', 'g'), formatBytes(this.size))
.replace(new RegExp('&filename', 'g'), this.filename)
.replace(new RegExp('×tamp', 'g'), DateTime.fromMillis(this.timestamp).toLocaleString(DateTime.DATETIME_MED));
}
getBuildColor() {
return this.color === '&random' ? randomHexColour() : this.color === '&vibrant' ? this.vibrant : this.color;
}
}
const html = `
ass
{{{title}}}
{{{description}}}
{{{site}}}
{{{color}}}
{{{card}}}
Open Graph response for ass {{{version}}}
{{{media}}}
`;
module.exports = OpenGraph;