unleash-server/dist/lib/util/generateImageUrl.js

Unleash is an enterprise ready feature flag service. It provides different strategies for handling feature flags.

import { createHash } from 'crypto';
const base = 'https://gravatar.com/avatar';
export const generateImageUrl = (user) => {
    let ident = user.email || user.username || String(user.id);
    if (ident.indexOf('@')) {
        ident = ident.toLowerCase().trim();
    }
    else {
        ident = ident.trim();
    }
    const identHash = createHash('sha256').update(ident).digest('hex');
    return `${base}/${identHash}?s=42&d=retro&r=g`;
};
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