misc_pterodactyl-panel/resources/scripts/helpers.ts
2022-06-11 14:52:33 -04:00

77 lines
2.4 KiB
TypeScript

export const megabytesToBytes = (mb: number) => Math.floor(mb * 1024 * 1024);
export function bytesToHuman (bytes: number): string {
if (bytes === 0) {
return '0 kB';
}
const i = Math.floor(Math.log(bytes) / Math.log(1024));
return `${Number((bytes / Math.pow(1024, i)).toFixed(2))} ${[ 'Bytes', 'kB', 'MB', 'GB', 'TB' ][i]}`;
}
export function megabytesToHuman (mb: number): string {
return bytesToHuman(megabytesToBytes(mb));
}
export const randomInt = (low: number, high: number) => Math.floor(Math.random() * (high - low) + low);
export const cleanDirectoryPath = (path: string) => path.replace(/(\/(\/*))|(^$)/g, '/');
export const capitalize = (s: string) => s.charAt(0).toUpperCase() + s.slice(1).toLowerCase();
export function fileBitsToString (mode: string, directory: boolean): string {
const m = parseInt(mode, 8);
let buf = '';
'dalTLDpSugct?'.split('').forEach((c, i) => {
if ((m & (1 << (32 - 1 - i))) !== 0) {
buf = buf + c;
}
});
if (buf.length === 0) {
// If the file is directory, make sure it has the directory flag.
if (directory) {
buf = 'd';
} else {
buf = '-';
}
}
'rwxrwxrwx'.split('').forEach((c, i) => {
if ((m & (1 << (9 - 1 - i))) !== 0) {
buf = buf + c;
} else {
buf = buf + '-';
}
});
return buf;
}
/**
* URL-encodes the segments of a path.
* This allows to use the path as part of a URL while preserving the slashes.
* @param path the path to encode
*/
export function encodePathSegments (path: string): string {
return path.split('/').map(s => encodeURIComponent(s)).join('/');
}
export function hashToPath (hash: string): string {
return hash.length > 0 ? decodeURIComponent(hash.substr(1)) : '/';
}
export function formatIp (ip: string): string {
return /([a-f0-9:]+:+)+[a-f0-9]+/.test(ip) ? `[${ip}]` : ip;
}
// eslint-disable-next-line @typescript-eslint/ban-types
export const isObject = (o: unknown): o is {} => typeof o === 'object' && o !== null;
// eslint-disable-next-line @typescript-eslint/ban-types
export const isEmptyObject = (o: {}): boolean =>
Object.keys(o).length === 0 && Object.getPrototypeOf(o) === Object.prototype;
// eslint-disable-next-line @typescript-eslint/ban-types
export const getObjectKeys = <T extends {}> (o: T): Array<keyof T> => Object.keys(o) as Array<keyof T>;