@dr.pogodin/react-utils/build/production/client/getInj.js

Collection of generic ReactJS components and utils

// Encapsulates retrieval of server-side data injection into HTML template.
/* global document */// Note: this way, only required part of "node-forge": AES, and some utils,
// is bundled into client-side code.
import forge from"node-forge/lib/forge.js";// eslint-disable-next-line import/no-unassigned-import
import"node-forge/lib/aes.js";import{getBuildInfo}from"../shared/utils/isomorphy/buildInfo.js";// Safeguard is needed here, because the server-side version of Docusaurus docs
// is compiled (at least now) with settings suggesting it is a client-side
// environment, but there is no document.
let inj={};const metaElement=typeof document==="undefined"?null:document.querySelector("meta[itemprop=\"drpruinj\"]");if(metaElement){metaElement.remove();let data=forge.util.decode64(metaElement.content);const{key}=getBuildInfo();const d=forge.cipher.createDecipher("AES-CBC",key);d.start({iv:data.slice(0,key.length)});d.update(forge.util.createBuffer(data.slice(key.length)));d.finish();data=forge.util.decodeUtf8(d.output.data);// TODO: Double-check, if there is a safer alternative to parse it?
// eslint-disable-next-line no-eval
inj=eval(`(${data})`)}else if(typeof window!=="undefined"&&window.REACT_UTILS_INJECTION){inj=window.REACT_UTILS_INJECTION;delete window.REACT_UTILS_INJECTION}else{// Otherwise, a bunch of dependent stuff will easily fail in non-standard
// environments, where no client-side initialization is performed. Like tests,
// Docusaurus examples, etc.
inj={}}export default function getInj(){return inj}
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