Receiving messages from matrix

app/Events/Matrix/Base.php

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+<?php
+
+namespace App\Events\Matrix;
+
+use Illuminate\Http\Client\ConnectionException;
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+
+use App\Models\Echoarea;
+
+abstract class Base
+{
+	protected $_data = [];
+
+	public function __construct(array $request)
+	{
+		Log::info(sprintf('EMb:- Event Initialised [%s]',get_class($this)));
+
+		$this->_data = json_decode(json_encode($request));
+	}
+
+	/**
+	 * Enable getting values for keys in the response
+	 *
+	 * @note: This method is limited to certain values to ensure integrity reasons
+	 * @note: Classes should return:
+	 *    + channel_id,
+	 *    + team_id,
+	 *    + ts,
+	 *    + user_id
+	 * @param string $key
+	 * @return mixed|object
+	 * @throws ConnectionException
+	 */
+	public function __get(string $key)
+	{
+		switch ($key) {
+			case 'echoarea':
+				$rooms = collect(config('matrix.rooms'));
+
+				return Echoarea::where('name',$rooms->get($this->room_id))->single();
+
+			case 'room':
+				$room_alias = Http::withToken(config('matrix.as_token'))
+					->get(sprintf('%s/_matrix/client/v3/rooms/%s/state/m.room.canonical_alias',config('matrix.server'),$this->room_id));
+
+				return $room_alias->json('alias',$this->room_id);
+
+			case 'topic':
+				$subject = Http::withToken(config('matrix.as_token'))
+					->get(sprintf('%s/_matrix/client/v3/rooms/%s/state/m.room.topic',config('matrix.server'),$this->room_id));
+
+				return $subject->json('topic','Message from Matrix');
+
+			case 'room_id':
+			default:
+				return object_get($this->_data,$key);
+		}
+	}
+}

app/Events/Matrix/Factory.php

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+<?php
+
+namespace App\Events\Matrix;
+
+use Illuminate\Support\Arr;
+use Illuminate\Support\Facades\App;
+use Illuminate\Support\Facades\Log;
+
+class Factory {
+	private const LOGKEY = 'EMf';
+
+	/**
+	 * @var array event type to event class mapping
+	 */
+	public const map = [
+		'm.room.message' => Message::class,
+	];
+
+	/**
+	 * Returns new event instance
+	 *
+	 * @param string $type
+	 * @param array  $request
+	 * @return Base
+	 */
+	public static function create(string $type,array $request): Base
+	{
+		$class = Arr::get(self::map,$type,Unknown::class);
+		Log::debug(sprintf('%s:- Working out Event Class for [%s] as [%s]',static::LOGKEY,$type,$class));
+
+		if (App::environment() == 'local')
+			file_put_contents('/tmp/event.'.$type,print_r($request,TRUE));
+
+		return new $class($request);
+	}
+
+	public static function make(array $request): Base
+	{
+		// During the life of the event, this method is called twice - once during Middleware processing, and finally by the Controller.
+		static $o = NULL;
+		static $or = NULL;
+
+		if (! $o OR ($or != $request)) {
+			$or = $request;
+			$o = self::create(Arr::get($request,'type','unknown'),$request);
+		}
+
+		return $o;
+	}
+}

app/Events/Matrix/Message.php

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+<?php
+
+namespace App\Events\Matrix;
+
+/**
+ * A matrix message event
+ *
+ * Array
+ * (
+ * 	[age] => 37
+ * 	[content] => Array
+ * 		(
+ * 			[body] => This is my text
+ * 			[m.mentions] => Array
+ * 				(
+ * 				)
+ *
+ * 			[msgtype] => m.text
+ * 		)
+ *
+ * 	[event_id] => $fkpvy3qDkAGlB55nvqcH8mUfSxzELtaJ9TKJs6GP9us
+ * 	[origin_server_ts] => 1717917709298
+ * 	[room_id] => !bbXofZepRYOhKjihLH:matrix.dege.au
+ * 	[sender] => @deon:matrix.dege.au
+ * 	[type] => m.room.message
+ * 	[unsigned] => Array
+ * 		(
+ * 			[age] => 37
+ * 		)
+ *
+ * 	[user_id] => @deon:matrix.dege.au
+ * )
+ */
+class Message extends Base
+{
+	public function __get($key)
+	{
+		switch ($key) {
+			case 'message':
+				return object_get($this->_data,'content.body');
+
+			case 'sender':
+				return object_get($this->_data,$key);
+
+			case 'ts':
+				return object_get($this->_data,'origin_server_ts');
+
+			default:
+				return parent::__get($key);
+		}
+	}
+}

app/Events/Matrix/Unknown.php

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+<?php
+
+namespace App\Events\Matrix;
+
+use Illuminate\Support\Facades\Log;
+
+/**
+ * Catch all unknown events that we havent specifically programmed for.
+ *
+ * @package Slack\Event
+ */
+class Unknown extends Base
+{
+	public function __construct(array $request)
+	{
+		Log::notice(sprintf('EMU:? UNKNOWN Event received [%s]',get_class($this)));
+
+		parent::__construct($request);
+	}
+}