Posting messages to matrix

2024-06-11 14:17:03 +10:00
parent 86995b03a8
commit a46ce7ff9e
14 changed files with 329 additions and 60 deletions
--- a/app/Notifications/Matrix/Echomail.php
+++ b/app/Notifications/Matrix/Echomail.php
@@ -0,0 +1,128 @@
+<?php
+
+namespace App\Notifications\Matrix;
+
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+
+use App\Models\Echomail as EchomailModel;
+use App\Notifications\Matrix;
+
+class Echomail extends Matrix
+{
+	private const LOGKEY = 'NME';
+
+	/**
+	 * Post a message from Matrix.
+	 *
+	 * @param EchomailModel $o
+	 */
+	public function __construct(private EchomailModel $o)
+	{
+		parent::__construct();
+	}
+
+	/**
+	 * Get the mail representation of the notification.
+	 *
+	 * @param mixed $notifiable
+	 * @return mixed
+	 * @throws \Exception
+	 */
+	public function toMatrix(object $notifiable): mixed
+	{
+		$room = $notifiable->routeNotificationFor(static::via);
+
+		Log::info(sprintf('%s:+ Sending Echo Message to Matrix [%s]',self::LOGKEY,$room));
+
+		$username = sprintf('%s^%d_%d/%d.%d',
+			$this->o->from,
+			$this->o->fftn->zone->zone_id,
+			$this->o->fftn->host_id,
+			$this->o->fftn->node_id,
+			$this->o->fftn->point_id,
+		);
+
+		$user = sprintf('@%s:%s',$username,config('matrix.server'));
+
+		// Set topic if it is different:
+		$subject = Http::withToken(config('matrix.as_token'))
+			->get(sprintf('https://%s/_matrix/client/v3/rooms/%s/state/m.room.topic',config('matrix.server'),$room));
+
+		if (($x=preg_replace('/^RE:\s*/i','',$this->o->subject)) !== $subject->json('topic','Message from Matrix')) {
+			$topic = Http::withToken(config('matrix.as_token'))
+				->put(sprintf('https://%s/_matrix/client/v3/rooms/%s/state/m.room.topic',config('matrix.server'),$room),[
+					'topic'=>$x,
+				]);
+
+			if ($topic->status() !== 200)
+				Log::error(sprintf('%s:! Failed to set matrix room topic to [%s] in room [%s]',self::LOGKEY,$x,$room),['msg'=>$topic->body()]);
+		}
+
+		$msg = Http::withToken(config('matrix.as_token'))
+			->withQueryParameters(['user_id'=>$user])
+			->post(sprintf('https://%s/_matrix/client/v3/rooms/%s/send/m.room.message',config('matrix.server'),$room),[
+				'msgtype'=>'m.text',
+				'body'=>mb_convert_encoding(str_replace("\r","\n",$this->o->msg),'UTF-8','IBM850'),
+			]);
+
+		switch ($msg->status()) {
+			case 200:
+				break;
+
+			case 403:
+				Log::alert(sprintf('%s:! Got 403 with errcode [%s] reason [%s]',self::LOGKEY,$msg->json('errcode'),$msg->json('error')));
+
+				// @todo Test that the user doesnt exist
+				// If the user doesnt exist in matrix yet
+				if (str_starts_with($msg->json('error'),'Application service has not registered this user')) {
+					// Register user
+					$msg = Http::withToken(config('matrix.as_token'))
+						->post(sprintf('https://%s/_matrix/client/v3/register',config('matrix.server')),[
+							'type'=>'m.login.application_service',
+							'username'=>$username,
+						]);
+
+					if ($msg->status() !== 200) {
+						Log::error(sprintf('%s:! Failed to register user [%s] to matrix',self::LOGKEY,$username),['msg'=>$msg->body()]);
+						throw new \Exception(sprintf('Failed to invite user [%s] to matrix',$username));
+					}
+
+					// @todo Test that the user has been invited
+					// Invite user
+					$msg = Http::withToken(config('matrix.as_token'))
+						//->withQueryParameters(['user_id'=>$user])
+						->post(sprintf('https://%s/_matrix/client/v3/rooms/%s/invite',config('matrix.server'),$room),[
+							'user_id'=>$user,
+						]);
+
+					if ($msg->status() !== 200) {
+						Log::error(sprintf('%s:! Failed to invite user [%s] to matrix room [%s]',self::LOGKEY,$user,$room),['msg'=>$msg->body()]);
+						throw new \Exception(sprintf('Failed to invite user [%s] to matrix room [%s]',$user,$room));
+					}
+
+					// Join as user
+					$msg = Http::withToken(config('matrix.as_token'))
+						->withQueryParameters(['user_id'=>$user])
+						->post(sprintf('https://%s/_matrix/client/v3/rooms/%s/join',config('matrix.server'),$room),[
+							'user_id'=>$user,
+						]);
+
+					if ($msg->status() !== 200) {
+						Log::error(sprintf('%s:! Failed to join user [%s] to matrix room [%s]',self::LOGKEY,$user,$room),['msg'=>$msg->body()]);
+						throw new \Exception(sprintf('Failed to join user [%s] to matrix room [%s]',$user,$room));
+					}
+
+					// retry this message
+					throw new \Exception('Need to create user on matrix first');
+				}
+
+				break;
+
+			default:
+				Log::error(sprintf('%s:! Unknown status [%d] with errcode [%s] reason [%s] when posting message [%d] to matrix',self::LOGKEY,$msg->status(),$msg->json('errcode'),$msg->json('error'),$this->o->id),['msg'=>$msg->body()]);
+		}
+
+		return $msg->body();
+	}
+}