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Add file randomization option. Update README.md

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waveringana 2024-01-02 20:05:45 -05:00
parent 5dc63a74aa
commit ae2cdada07
3 changed files with 60 additions and 26 deletions
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66
app/lib/multer.ts
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@ -1,7 +1,7 @@
import { Request } from "express";
import multer, { FileFilterCallback } from "multer";
import { db, MediaRow } from "./db";
import { db } from "./db";
import { extension } from "./lib";
export type DestinationCallback = (
@ -10,6 +10,14 @@ export type DestinationCallback = (
) => void;
export type FileNameCallback = (error: Error | null, filename: string) => void;
let randomizeNames = false;
if (process.env["EB_RANDOMIZE_NAMES"] === "true") {
randomizeNames = true;
}
console.log(`Randomize names is set ${randomizeNames}`);
export const fileStorage = multer.diskStorage({
destination: (
request: Request,
@ -33,29 +41,41 @@ export const fileStorage = multer.diskStorage({
console.log(err);
callback(err, null);
}
if (exists.length != 0) {
const suffix = new Date().getTime() / 1000;
if (
request.body.title == "" ||
request.body.title == null ||
request.body.title == undefined
) {
callback(null, filename + "-" + suffix + fileExtension);
} else {
callback(null, request.body.title + "-" + suffix + fileExtension);
}
} else {
if (
request.body.title == "" ||
request.body.title == null ||
request.body.title == undefined
) {
callback(null, filename + fileExtension);
} else {
callback(null, request.body.title + fileExtension);
}
let filenameSet = true;
let existsBool = true;
if (
request.body.title == "" ||
request.body.title == null ||
request.body.title == undefined
) {
filenameSet = false;
}
if (exists.length == 0) {
existsBool = false;
}
if (randomizeNames) {
//Chance of collision is extremely low, not worth checking for
callback(null, Math.random().toString(36).slice(2, 10) + fileExtension);
return;
}
if (filenameSet && existsBool) {
callback(null, request.body.title + fileExtension);
return;
}
if (!filenameSet && existsBool) {
callback(null, filename + fileExtension);
return;
}
if (filenameSet && !existsBool) {
callback(null, request.body.title + fileExtension);
return;
}
},
);