A Metamask fork with Infura removed and default networks editable
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ciphermask/ui/hooks/useOriginMetadata.js

53 lines
1.4 KiB

import { useSelector } from 'react-redux';
import { getTargetSubjectMetadata } from '../selectors';
import { SUBJECT_TYPES } from '../../shared/constants/app';
/**
* @typedef {Object} OriginMetadata
* @property {string} hostname - The hostname of the origin (host + port)
* @property {string} origin - The original origin string itself
* @property {string} [iconUrl] - The origin's site icon URL, if available
* @property {string} [name] - The registered name of the origin if available
*/
/**
* Gets origin metadata from redux and formats it appropriately.
*
* @param {string} origin - The fully formed url of the site interacting with
* MetaMask
* @returns {OriginMetadata | null} The origin metadata available for the
* current origin
*/
export function useOriginMetadata(origin) {
const targetSubjectMetadata = useSelector((state) =>
getTargetSubjectMetadata(state, origin),
);
if (!origin) {
return null;
}
let minimumOriginMetadata = null;
try {
const url = new URL(origin);
minimumOriginMetadata = {
host: url.host,
hostname: url.hostname,
origin,
subjectType: SUBJECT_TYPES.UNKNOWN,
};
} catch (_) {
// do nothing
}
if (targetSubjectMetadata && minimumOriginMetadata) {
return {
...minimumOriginMetadata,
...targetSubjectMetadata,
};
} else if (targetSubjectMetadata) {
return targetSubjectMetadata;
}
return minimumOriginMetadata;
}