@stacks/auth
Version:
Authentication for Stacks apps.
51 lines • 1.86 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.protocolEchoReplyDetection = void 0;
const GLOBAL_DETECTION_CACHE_KEY = '_blockstackDidCheckEchoReply';
const ECHO_REPLY_PARAM = 'echoReply';
const AUTH_CONTINUATION_PARAM = 'authContinuation';
function getQueryStringParams(query) {
if (!query) {
return {};
}
const trimmed = /^[?#]/.test(query) ? query.slice(1) : query;
return trimmed.split('&').reduce((params, param) => {
const [key, value] = param.split('=');
params[key] = value ? decodeURIComponent(value.replace(/\+/g, ' ')) : '';
return params;
}, {});
}
function protocolEchoReplyDetection() {
let globalScope;
if (typeof self !== 'undefined') {
globalScope = self;
}
else if (typeof window !== 'undefined') {
globalScope = window;
}
else {
return false;
}
if (!globalScope.location || !globalScope.localStorage) {
return false;
}
const existingDetection = globalScope[GLOBAL_DETECTION_CACHE_KEY];
if (typeof existingDetection === 'boolean') {
return existingDetection;
}
const searchParams = getQueryStringParams(globalScope.location.search);
const echoReplyParam = searchParams[ECHO_REPLY_PARAM];
if (echoReplyParam) {
globalScope[GLOBAL_DETECTION_CACHE_KEY] = true;
const echoReplyKey = `echo-reply-${echoReplyParam}`;
globalScope.localStorage.setItem(echoReplyKey, 'success');
globalScope.setTimeout(() => {
const authContinuationParam = searchParams[AUTH_CONTINUATION_PARAM];
globalScope.location.href = authContinuationParam;
}, 10);
return true;
}
return false;
}
exports.protocolEchoReplyDetection = protocolEchoReplyDetection;
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