Till Tomczak 2d33753b94 feat: Major updates to backend structure and security enhancements
- Removed `COMMON_ERRORS.md` file to streamline documentation.
- Added `Flask-Limiter` for rate limiting and `redis` for session management in `requirements.txt`.
- Expanded `ROADMAP.md` to include completed security features and planned enhancements for version 2.2.
- Enhanced `setup_myp.sh` for ultra-secure kiosk installation, including system hardening and security configurations.
- Updated `app.py` to integrate CSRF protection and improved logging setup.
- Refactored user model to include username and active status for better user management.
- Improved job scheduler with uptime tracking and task management features.
- Updated various templates for a more cohesive user interface and experience.
2025-05-25 20:33:38 +02:00

35 lines
1.0 KiB
JavaScript

import { urlAlphabet } from './url-alphabet/index.js'
let random = bytes => crypto.getRandomValues(new Uint8Array(bytes))
let customRandom = (alphabet, defaultSize, getRandom) => {
let mask = (2 << (Math.log(alphabet.length - 1) / Math.LN2)) - 1
let step = -~((1.6 * mask * defaultSize) / alphabet.length)
return (size = defaultSize) => {
let id = ''
while (true) {
let bytes = getRandom(step)
let j = step | 0
while (j--) {
id += alphabet[bytes[j] & mask] || ''
if (id.length === size) return id
}
}
}
}
let customAlphabet = (alphabet, size = 21) =>
customRandom(alphabet, size, random)
let nanoid = (size = 21) =>
crypto.getRandomValues(new Uint8Array(size)).reduce((id, byte) => {
byte &= 63
if (byte < 36) {
id += byte.toString(36)
} else if (byte < 62) {
id += (byte - 26).toString(36).toUpperCase()
} else if (byte > 62) {
id += '-'
} else {
id += '_'
}
return id
}, '')
export { nanoid, customAlphabet, customRandom, urlAlphabet, random }