86 lines
No EOL
2.1 KiB
TypeScript
86 lines
No EOL
2.1 KiB
TypeScript
import sqlite3 from "sqlite3";
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import mkdirp from "mkdirp";
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import crypto from "crypto";
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mkdirp.sync("./uploads");
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mkdirp.sync("./var/db");
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export const db = new sqlite3.Database("./var/db/media.db");
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/**Inserts a new user to the database */
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export function createUser(username: string, password: string) {
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let salt = crypto.randomBytes(16);
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db.run("INSERT OR IGNORE INTO users (username, hashed_password, salt) VALUES (?, ?, ?)", [
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username,
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crypto.pbkdf2Sync(password, salt, 310000, 32, "sha256"),
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salt
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]);
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}
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/**Selects a path for a file given ID */
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export function getPath(id: number | string) {
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return new Promise((resolve, reject) => {
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let query: string = `SELECT path FROM media WHERE id = ?`;
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db.get(query, [id], (err: Error, path: object) => {
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if (err) {reject(err)}
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resolve(path)
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});
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})
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}
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/**Deletes from database given an ID */
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export function deleteId(database: string, id: number | string) {
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return new Promise((resolve, reject) => {
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let query: string = `DELETE FROM ${database} WHERE id = ?`
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db.run(query, [id], (err: Error) => {
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if (err) {reject(err); return;}
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resolve(null)
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})
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})
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}
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/**Expires a database row given a Date in unix time */
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export function expire(database: string, column: string, expiration:number) {
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return new Promise((resolve, reject) => {
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let query: string = `SELECT * FROM ${database} WHERE ${column} < ?`;
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db.each(query, [expiration], async (err: Error, row: GenericRow) => {
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await deleteId(database, row.id)
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resolve(null);
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});
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})
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}
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/**A generic database row */
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export interface GenericRow {
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id? : number | string,
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username?: string
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expire? :Date
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}
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/**A row for the media database */
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export interface MediaRow {
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id? : number | string,
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path: string,
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expire: Date,
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username?: string
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}
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/**Params type for doing work with media database */
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export type MediaParams = [
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path: string,
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expire: Date,
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username?: string
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]
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/**A row for the user database */
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export interface UserRow {
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id? : Number,
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username: string,
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hashed_password: any,
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salt: any
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} |