Method: messages.uploadMedia

Upload a file and associate it to a chat (without actually sending it to the chat)

May also be used in a business connection, not by wrapping the query in invokeWithBusinessConnection », but rather by specifying the business connection ID in the business_connection_id parameter.

Parameters:

Name	Type	Description	Required
business_connection_id	string	Whether the media will be used only in the specified business connection », and not directly by the bot.	Optional
peer	Username, chat ID, Update, Message or InputPeer	The chat, can be inputPeerEmpty for bots and inputPeerSelf for users.	Optional
media	MessageMedia, Update, Message or InputMedia	File uploaded in chunks as described in files »	Optional

Return type: MessageMedia

Can users use this method: YES

Can bots use this method: YES

Can bots use this method over a business connection with the `businessConnectionId` flag: NO

MadelineProto Example (now async for huge speed and parallelism!):

if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();

$MessageMedia = $MadelineProto->messages->uploadMedia(business_connection_id: 'string', peer: $InputPeer, media: $InputMedia, );