getLockCategoresByHash

src/app.ts

@@ -34,6 +34,7 @@ import { addUnlistedVideo } from './routes/addUnlistedVideo';
 import {postPurgeAllSegments} from './routes/postPurgeAllSegments';
 import {getUserID} from './routes/getUserID';
 import {getLockCategories} from './routes/getLockCategories';
+import {getLockCategoriesByHash} from './routes/getLockCategoriesByHash';
 import ExpressPromiseRouter from 'express-promise-router';
 
 export function createServer(callback: () => void) {
@@ -159,6 +160,9 @@ function setupRoutes(router: Router) {
     // get lock categores from userID
     router.get('/api/lockCategories', getLockCategories);
 
+    // get privacy protecting lock categories functions
+    router.get('/api/lockCategories/:prefix', getLockCategoriesByHash);
+
     if (config.postgres) {
         router.get('/database', (req, res) => dumpDatabase(req, res, true));
         router.get('/database.json', (req, res) => dumpDatabase(req, res, false));

src/routes/getLockCategories.ts

@@ -1,8 +1,7 @@
 import {db} from '../databases/databases';
-import {getHash} from '../utils/getHash';
 import {Logger} from '../utils/logger';
 import {Request, Response} from 'express';
-import { Category, CategoryActionType, DBSegment, HashedIP, IPAddress, OverlappingSegmentGroup, Segment, SegmentCache, SegmentUUID, Service, VideoData, VideoID, VideoIDHash, Visibility, VotableObject } from "../types/segments.model";
+import { Category, VideoID } from "../types/segments.model";
 import { UserID } from '../types/user.model';
 
 export async function getLockCategories(req: Request, res: Response) {

src/routes/getLockCategoriesByHash.ts

@@ -0,0 +1,27 @@
+import {db} from '../databases/databases';
+import {Logger} from '../utils/logger';
+import {Request, Response} from 'express';
+import {hashPrefixTester} from '../utils/hashPrefixTester';
+import { Category, VideoID, VideoIDHash } from "../types/segments.model";
+import { UserID } from '../types/user.model';
+
+export async function getLockCategoriesByHash(req: Request, res: Response): Promise<Response> {
+    let hashPrefix = req.params.prefix as VideoIDHash;
+    if (!hashPrefixTester(req.params.prefix)) {
+        return res.status(400).send("Hash prefix does not match format requirements."); // Exit early on faulty prefix
+    }
+    hashPrefix = hashPrefix.toLowerCase() as VideoIDHash;
+
+    try {
+        // Get existing lock categories markers
+        let lockCategoryList = await db.prepare('all', 'SELECT * from "lockCategories" where "hashedVideoID" LIKE ? ORDER BY videoID', [hashPrefix + '%']) as {videoID: VideoID, userID: UserID,category: Category}[]
+        if (lockCategoryList.length === 0 || !lockCategoryList[0]) {
+            return res.sendStatus(404);
+        } else {
+            return res.send(lockCategoryList)
+        }
+    } catch (err) {
+        Logger.error(err);
+        return res.sendStatus(500);
+    }
+}