Fix issue with ComunicWeb

src/controllers/UserController.ts

@@ -28,7 +28,23 @@ export class UserController {
 	 * Get information about multiple users
 	 */
 	public static async GetMultiple(handler : RequestHandler) {
+		
+		let list = {};
+		const IDs = handler.postNumbersList("usersID");
 
+		for (const id of IDs) {
+			if(list.hasOwnProperty(id))
+				continue;
+			
+			const user = await UserHelper.GetUserInfo(id);
+
+			if(!user)
+				handler.error(404, "One user was not found!");
+			
+			list[id] = this.UserToAPI(user, handler);
+		}
+
+		handler.send(list);
 	}
 
 	private static UserToAPI(user : User, handler: RequestHandler) : Object {

src/entities/RequestHandler.ts

@@ -90,6 +90,30 @@ export class RequestHandler {
 	}
 
 
+	/**
+	 * Get a list of integeres included in the request
+	 * 
+	 * @param name The name of the post field
+	 */
+	public postNumbersList(name: string) : Array<number> {
+		const param = this.postString(name);
+		let list = [];
+		for (const el of param.split(",")) {
+			
+			if(el == "")
+				continue;
+
+			if(Number.parseInt(el).toString() != el)
+				this.error(400, "Invalid number detected in '"+name+"'!");
+
+			list.push(Number.parseInt(el));
+			
+		}
+
+		return list;
+	}
+
+
 	/**
 	 * Validate API tokens
 	 *