it-tools/dist/server/chunks/chunk-72fc6fca.js

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2024-04-28 00:48:29 +08:00
function textToBase64(str, { makeUrlSafe = false } = {}) {
const encoded = window.btoa(str);
return makeUrlSafe ? makeUriSafe(encoded) : encoded;
}
function base64ToText(str, { makeUrlSafe = false } = {}) {
if (!isValidBase64(str, { makeUrlSafe })) {
throw new Error("Incorrect base64 string");
}
let cleanStr = removePotentialDataAndMimePrefix(str);
if (makeUrlSafe) {
cleanStr = unURI(cleanStr);
}
try {
return window.atob(cleanStr);
} catch (_) {
throw new Error("Incorrect base64 string");
}
}
function removePotentialDataAndMimePrefix(str) {
return str.replace(/^data:.*?;base64,/, "");
}
function isValidBase64(str, { makeUrlSafe = false } = {}) {
let cleanStr = removePotentialDataAndMimePrefix(str);
if (makeUrlSafe) {
cleanStr = unURI(cleanStr);
}
try {
if (makeUrlSafe) {
return removePotentialPadding(window.btoa(window.atob(cleanStr))) === cleanStr;
}
return window.btoa(window.atob(cleanStr)) === cleanStr;
} catch (err) {
return false;
}
}
function makeUriSafe(encoded) {
return encoded.replace(/=/g, "").replace(/\+/g, "-").replace(/\//g, "_");
}
function unURI(encoded) {
return encoded.replace(/-/g, "+").replace(/_/g, "/").replace(/[^A-Za-z0-9+/]/g, "");
}
function removePotentialPadding(str) {
return str.replace(/=/g, "");
}
export { base64ToText as b, isValidBase64 as i, textToBase64 as t };