MadelineProtoDocs/docs/PHP/danog/MadelineProto/MTProtoTools/PeerHandler.md

---
title: danog\MadelineProto\MTProtoTools\PeerHandler: Manages peers.
description: 

---
# `danog\MadelineProto\MTProtoTools\PeerHandler`
[Back to index](../../../index.md)

> Author: Daniil Gentili <daniil@daniil.it>  
  

Manages peers.  




---
Generated by [danog/phpdoc](https://phpdoc.daniil.it).  
## Method list:
* `toSupergroup(int $id): float|int`
* `fromSupergroup(int $id): float|int`
* `isSupergroup(int $id): bool`
* `addUser(array $user): \Generator`
* `peerIsset(mixed $id): \Generator`
* `getFolderId(mixed $id): ?int`
* `getId(mixed $id): int`
* `getInfo(mixed $id, bool $recursive): \Generator Info object`
* `fullChatLastUpdated(mixed $id): \Generator<int>`
* `getFullInfo(mixed $id): \Generator FullInfo object`
* `getPwrChat(mixed $id): \Generator<array> Chat object`
* `resolveUsername(string $username): \Generator`

## Methods:
### `toSupergroup(int $id): float|int`

Convert MTProto channel ID to bot API channel ID.


Parameters:
* `$id`: `int` MTProto channel ID  



### `fromSupergroup(int $id): float|int`

Convert bot API channel ID to MTProto channel ID.


Parameters:
* `$id`: `int` Bot API channel ID  



### `isSupergroup(int $id): bool`

Check whether provided bot API ID is a channel.


Parameters:
* `$id`: `int` Bot API ID  



### `addUser(array $user): \Generator`

Add user info.


Parameters:
* `$user`: `array` User info  


#### See also: 
* `\Generator`




### `peerIsset(mixed $id): \Generator`

Check if peer is present in internal peer database.


Parameters:
* `$id`: `mixed` Peer  


Fully typed return value:
```
\Generator<int|mixed, \Amp\Promise|array, mixed, bool>
```
#### See also: 
* `\Amp\Promise`
* `\Generator`




### `getFolderId(mixed $id): ?int`

Get folder ID from object.


Parameters:
* `$id`: `mixed` Object  



### `getId(mixed $id): int`

Get bot API ID from peer object.


Parameters:
* `$id`: `mixed` Peer  



### `getInfo(mixed $id, bool $recursive): \Generator Info object`

Get info about peer, returns an Info object.


Parameters:
* `$id`: `mixed` Peer  
* `$recursive`: `bool` Internal  


Return value: Info object

Fully typed return value:
```
\Generator<int|mixed, \Amp\Promise|\Amp\Promise<string>|array, mixed, array{InputPeer: array{_: string, user_id?: mixed, access_hash?: mixed, min?: mixed, chat_id?: mixed, channel_id?: mixed}, Peer: array{_: string, user_id?: mixed, chat_id?: mixed, channel_id?: mixed}, DialogPeer: array{_: string, peer: array{_: string, user_id?: mixed, chat_id?: mixed, channel_id?: mixed}}, NotifyPeer: array{_: string, peer: array{_: string, user_id?: mixed, chat_id?: mixed, channel_id?: mixed}}, InputDialogPeer: array{_: string, peer: array{_: string, user_id?: mixed, access_hash?: mixed, min?: mixed, chat_id?: mixed, channel_id?: mixed}}, InputNotifyPeer: array{_: string, peer: array{_: string, user_id?: mixed, access_hash?: mixed, min?: mixed, chat_id?: mixed, channel_id?: mixed}}, bot_api_id: int|string, user_id?: int, chat_id?: int, channel_id?: int, InputUser?: array{_: string, user_id?: int, access_hash?: mixed, min?: bool}, InputChannel?: array{_: string, channel_id: int, access_hash: mixed, min: bool}, type: string}>
```
#### See also: 
* [https://docs.madelineproto.xyz/Info.html](https://docs.madelineproto.xyz/Info.html)
* `\Amp\Promise`
* `\Generator`




### `fullChatLastUpdated(mixed $id): \Generator<int>`

When were full info for this chat last cached.


Parameters:
* `$id`: `mixed` Chat ID  


#### See also: 
* `\Generator`




### `getFullInfo(mixed $id): \Generator FullInfo object`

Get full info about peer, returns an FullInfo object.


Parameters:
* `$id`: `mixed` Peer  


Return value: FullInfo object

Fully typed return value:
```
\Generator<int|mixed, \Amp\Promise|array, mixed, array>
```
#### See also: 
* [https://docs.madelineproto.xyz/FullInfo.html](https://docs.madelineproto.xyz/FullInfo.html)
* `\Amp\Promise`
* `\Generator`




### `getPwrChat(mixed $id): \Generator<array> Chat object`

Get full info about peer (including full list of channel members), returns a Chat object.


Parameters:
* `$id`: `mixed` Peer  


Return value: Chat object

#### See also: 
* [https://docs.madelineproto.xyz/Chat.html](https://docs.madelineproto.xyz/Chat.html)




### `resolveUsername(string $username): \Generator`

Resolve username (use getInfo instead).


Parameters:
* `$username`: `string` Username  


#### See also: 
* `\Generator`




## Properties
* `$settings`: `\Settings` Settings