diff --git a/README.md b/README.md
index e8364eb..4c7e798 100644
--- a/README.md
+++ b/README.md
@@ -68,3 +68,11 @@ $channel->postMessage('Hello world');
 ```
 ## Credits
 This REST client uses the excellent [Httpful](http://phphttpclient.com/) PHP library by [Nate Good](https://github.com/nategood) ([github repo is here](https://github.com/nategood/httpful)).
+
+## WebHook
+```
+$WebHook= new \RocketChat\WebHook();
+
+if ($WebHook->postData['user_name']!="rocket.cat")
+	$WebHook->sendmessage("Echo: ".$WebHook->postData['text']);
+```
diff --git a/src/RocketChatChannel.php b/src/RocketChatChannel.php
index b649098..798a4f8 100644
--- a/src/RocketChatChannel.php
+++ b/src/RocketChatChannel.php
@@ -200,6 +200,22 @@ public function removeOwner( $user ) {
 			return false;
 		}
 	}
+	
+	/**
+	 * Clean history of the channel.
+	 */
+	public function clearHistory($BEFORE_DAY=1){
 
+		$response = Request::post( $this->api . 'rooms.cleanHistory' )
+			->body(array('roomId' => $this->id, "latest"=> date('Y-m-d',strtotime( $BEFORE_DAY.' days' ))."T".date('H:i:s').".304Z", "oldest"=> "2000-01-01T00:00:00.001Z"))
+			->send();
+		
+		if( $response->code == 200 && isset($response->body->success) && $response->body->success == true ) {
+			return true;
+		} else {
+			echo( $response->body->error . "\n" );
+			return false;
+		}
+	}
 }
 
diff --git a/src/RocketChatClient.php b/src/RocketChatClient.php
index f619ff0..ca1583b 100644
--- a/src/RocketChatClient.php
+++ b/src/RocketChatClient.php
@@ -95,4 +95,17 @@ public function list_channels() {
 		}
 	}
 
+	/**
+	* Get message by msgId. Need access for user to room or chat.
+	*/
+	public function getMessage($msgId) {
+		$response = Request::get( $this->api . 'chat.getMessage?msgId='.$msgId )->send();
+
+		if( $response->code == 200 && isset($response->body->success) && $response->body->success == true ) {
+			return $response->body->message;
+		} else {
+			echo( $response->body->error . "\n" );
+			return false;
+		}
+	}
 }
diff --git a/src/RocketChatWebHook.php b/src/RocketChatWebHook.php
new file mode 100644
index 0000000..9164a2d
--- /dev/null
+++ b/src/RocketChatWebHook.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace RocketChat;
+
+class WebHook extends Client {
+	public $text; // Text message as array 
+	public $postData; // Full message as array
+	/*
+  array (
+    'token' => 'token',
+    'bot' => false,
+    'channel_id' => 'EtP4MMXZ8WHWEMw6e',
+    'channel_name' => 'chanal',
+    'message_id' => 'Wp2s2nDLpTGfp2eQp',
+    'timestamp' => '2019-04-29T18:13:41.310Z',
+    'user_id' => '13123123',
+    'user_name' => 'user',
+    'text' => 'edit text',
+    'isEdited' => true,
+  )
+	 */
+
+	function __construct(){
+		$this->postData=json_decode(file_get_contents('php://input'), true);
+		if (isset($this->postData['text']))
+			$this->text = explode ("\n",$this->postData['text']);
+	}
+
+	public function getChannelId()
+	{
+		return $this->postData['channel_id'];
+	}
+
+	public function escapeJsonString($value) { # list from www.json.org: (\b backspace, \f formfeed)
+		$escapers = array("\\", "/", "\"", "\n", "\r", "\t", "\x08", "\x0c");
+		$replacements = array("\\\\", "\\/", "\\\"", "\\n", "\\r", "\\t", "\\f", "\\b");
+		$result = str_replace($escapers, $replacements, $value);
+		return $result;
+	}
+
+    /**
+     * Send message via WebHook
+     */
+	public function sendmessage($text){
+		// Send message and EXIT script;
+		$text_valid=$this->escapeJsonString($text);
+		$data = '{"text": "'.$text_valid.'"}';
+/*  "attachments": [
+    {
+      "title": "'.$text.'"
+        }
+        ]
+        }';
+/*
+      "title_link": "https://rocket.chat",
+      "text": "Rocket.Chat, the best open source chat",
+      "image_url": "https://rocket.chat/images/mockup.png",
+      "color": "#764FA5"
+    }
+  ]
+}';
+*/
+		header('Content-Type: application/json');
+		echo $data;
+		exit;
+	}
+}
+