36 lines
912 B
TypeScript
36 lines
912 B
TypeScript
import { Storage } from "./Storage";
|
|
import fs from "fs";
|
|
import { join, relative } from "path";
|
|
import "missing-native-js-functions";
|
|
|
|
function getPath(path: string) {
|
|
// STORAGE_LOCATION has a default value in start.ts
|
|
const root = process.env.STORAGE_LOCATION || "../";
|
|
var filename = join(root, path);
|
|
|
|
if (path.indexOf("\0") !== -1 || !filename.startsWith(root)) throw new Error("invalid path");
|
|
return filename;
|
|
}
|
|
|
|
export class FileStorage implements Storage {
|
|
async get(path: string): Promise<Buffer | null> {
|
|
try {
|
|
return fs.readFileSync(getPath(path));
|
|
} catch (error) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
async set(path: string, value: any) {
|
|
path = getPath(path);
|
|
const dir = path.split("/").slice(0, -1).join("/");
|
|
fs.mkdirSync(dir, { recursive: true });
|
|
|
|
return fs.writeFileSync(path, value, { encoding: "binary" });
|
|
}
|
|
|
|
async delete(path: string) {
|
|
fs.unlinkSync(getPath(path));
|
|
}
|
|
}
|