codimd/lib/letter-avatars.js

30 lines
971 B
JavaScript

'use strict'
// external modules
const randomcolor = require('randomcolor')
const config = require('./config')
// core
exports.generateAvatar = function (name) {
const color = randomcolor({
seed: name,
luminosity: 'dark'
})
const letter = name.substring(0, 1).toUpperCase()
let svg = '<?xml version="1.0" encoding="UTF-8" standalone="no"?>'
svg += '<svg xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://www.w3.org/2000/svg" height="96" width="96" version="1.1" viewBox="0 0 96 96">'
svg += '<g>'
svg += '<rect width="96" height="96" fill="' + color + '" />'
svg += '<text font-size="64px" font-family="sans-serif" text-anchor="middle" fill="#ffffff">'
svg += '<tspan x="48" y="72" stroke-width=".26458px" fill="#ffffff">' + letter + '</tspan>'
svg += '</text>'
svg += '</g>'
svg += '</svg>'
return svg
}
exports.generateAvatarURL = function (name) {
return config.serverURL + '/user/' + name + '/avatar.svg'
}