fixed pbm in room name check

srcs/requirements/nestjs/api_back/src/chat/chat.controller.ts

@@ -7,6 +7,7 @@ import { PartialUsersDto } from 'src/users/dto/partial-users.dto';
 import { createRoomDto } from './dto/createRoom.dto';
 import { joinRoomDto } from './dto/joinRoom.dto';
 import { setCurrentRoomDto } from './dto/setCurrentRoom.dto';
+import { ChatGateway } from './chat.gateway';
 
 @Controller('chat')
 export class ChatController {
@@ -15,6 +16,7 @@ export class ChatController {
 
 	constructor(
 		private chatService: ChatService,
+		private chatGateway: ChatGateway,
 	)
 	{
 		this.allowed_chars = "#!?-_";
@@ -71,9 +73,13 @@ export class ChatController {
 	{
 		console.log("- in createRoom controller");
 
-		let regex = new RegExp("^[a-zA-Z0-9\\s" + this.allowed_chars + "]+$/");
-		if (!regex.test(createRoomDto.room_name))
-			throw new HttpException(`Onlly special characters accepted in room name: ${this.allowed_chars}`, HttpStatus.UNPROCESSABLE_ENTITY);
+		let regex_base = `[a-zA-Z0-9\\s${this.allowed_chars}]`;
+		let test_regex = new RegExp(`^${regex_base}+$`);
+		if (test_regex.test(createRoomDto.room_name) === false)
+		{
+			let forbidden_chars = createRoomDto.room_name.replace(new RegExp(regex_base, "g"), "");
+			throw new HttpException(`Your room name can not contains these characters : ${forbidden_chars}`, HttpStatus.UNPROCESSABLE_ENTITY);
+		}
 
 		const response = await this.chatService.addUserToNewRoom(req.user.username, createRoomDto);
 		console.log("- out createRoom controller");
@@ -88,6 +94,9 @@ export class ChatController {
 		console.log("- in joinRoom controller");
 		console.log("-- room_name", joinRoomDto.room_name);
 		const response = await this.chatService.addUserToRoom(req.user.username, joinRoomDto.room_name);
+
+		//this.chatGateway.joinRoom(null, joinRoomDto.room_name);
+
 		console.log("- out joinRoom controller");
 		return res.status(HttpStatus.OK).json({ room_name: joinRoomDto.room_name, message: response });
 	}

srcs/requirements/svelte/api_front/src/pieces/chat/Layout_create.svelte

@@ -9,13 +9,13 @@
 	export let back = "";
 
 	let allowed_chars = 'loading...';
-	let regex;
+	//let regex;
 	onMount(async() => {
 		let response = await fetch('/api/v2/chat/allowedchars');
 		let data = await response.json();
 		console.log("data:", data);
 		allowed_chars = data.chars;
-		regex = new RegExp(`^[a-zA-Z0-9\\s${allowed_chars}]+$`);
+		//regex = new RegExp(`^[a-zA-Z0-9\\s${allowed_chars}]+$`);
 	});
 
 	let room_name: string;
@@ -68,7 +68,10 @@
 			{/if}
 			<!-- name: -->
 			<label for="chat_name"><p>new room name :</p></label>
+			<!--
 			<input  id="chat_name" bind:value={room_name} name="room_name" placeholder="allowed special characters: {allowed_chars}" pattern={regex} required>
+			-->
+			<input  id="chat_name" bind:value={room_name} name="room_name" placeholder="allowed special characters: {allowed_chars}" required>
 			<!-- [ ] pubic -->
 			<label for="chat_public" class="_radio">
 				<p>public</p>