/** * @returns {string} */ export function Rc4Template (): string { return ` var rc4 = function (str, key) { var s = [], j = 0, x, res = '', newStr = ''; str = atob(str); for (var k = 0, length = str.length; k < length; k++) { newStr += '%' + ('00' + str.charCodeAt(k).toString(16)).slice(-2); } str = decodeURIComponent(newStr); for (var i = 0; i < 256; i++) { s[i] = i; } for (i = 0; i < 256; i++) { j = (j + s[i] + key.charCodeAt(i % key.length)) % 256; x = s[i]; s[i] = s[j]; s[j] = x; } i = 0; j = 0; for (var y = 0; y < str.length; y++) { i = (i + 1) % 256; j = (j + s[i]) % 256; x = s[i]; s[i] = s[j]; s[j] = x; res += String.fromCharCode(str.charCodeAt(y) ^ s[(s[i] + s[j]) % 256]); } return res; } `; }