Update objects to use __toString()

lib/OpenPGP.php

@@ -14,8 +14,8 @@
 namespace Leenooks;
 
 use Illuminate\Support\Arr;
-use phpseclib\Crypt\RSA as Crypt_RSA;
 
+use phpseclib\Crypt\RSA as Crypt_RSA;
 use Leenooks\OpenPGP\Exceptions\PacketTagException;
 
 /**
@@ -26,6 +26,8 @@ class OpenPGP
 	const VERSION = [0,5,0];
 	private $key = NULL;
 
+	// Functions
+
 	/**
 	 * @see http://tools.ietf.org/html/rfc4880#section-12.2
 	 */
@@ -97,12 +99,18 @@ class OpenPGP
 		return ((int)16 + ($c & 15)) << (($c >> 4) + 6);
 	}
 
+	public function decrypt($data)
+	{
+		$decryptor = new OpenPGP\Crypt\RSA($this->key);
+		return $decryptor->decrypt($data);
+	}
+
 	/**
 	 * @see http://tools.ietf.org/html/rfc4880#section-6
 	 * @see http://tools.ietf.org/html/rfc4880#section-6.2
 	 * @see http://tools.ietf.org/html/rfc2045
 	 */
-	static function enarmor($data,$marker='MESSAGE',array $headers=[])
+	static function enarmor1($data,$marker='MESSAGE',array $headers=[])
 	{
 		$text = self::header($marker)."\n";
 
@@ -117,6 +125,16 @@ class OpenPGP
 		return $text;
 	}
 
+	protected function enarmor(string $data,$marker='MESSAGE',array $headers=[]): string
+	{
+		return static::enarmor1($data,$marker,$headers);
+	}
+
+	public function encrypt(OpenPGP\LiteralDataPacket $data)
+	{
+		return OpenPGP\Crypt\Symmetric::encrypt($this->key,new OpenPGP\Message([$data]));
+	}
+
 	static function encode_s2k_count($iterations)
 	{
 		if($iterations >= 65011712) return 255;
@@ -153,6 +171,42 @@ class OpenPGP
 		return '-----BEGIN '.strtoupper((string)$marker).'-----';
 	}
 
+	public function key()
+	{
+		return $this->key;
+	}
+
+	static function load(string $data,$marker='MESSAGE',bool $binary=TRUE): self
+	{
+		$result = new self;
+
+		$result->key = OpenPGP\Message::parse(
+			$binary ? $data : OpenPGP::unarmor($data,$marker)
+		);
+
+		return $result;
+	}
+
+	public function private(): string
+	{
+		return $this->enarmor((string)$this->key,'PRIVATE KEY');
+	}
+
+	protected function publicKey(): OpenPGP\PublicKeyPacket
+	{
+		return $this->key[0];
+	}
+
+	public function public(): string
+	{
+		return $this->enarmor((string)$this->publicKey(),'PUBLIC KEY');
+	}
+
+	public function signatures()
+	{
+		return $this->key->signatures();
+	}
+
 	/**
 	* @see http://tools.ietf.org/html/rfc4880#section-6
 	* @see http://tools.ietf.org/html/rfc2045
@@ -170,4 +224,10 @@ class OpenPGP
 			return base64_decode($text=substr($text,$pos1,$pos2-$pos1));
 		}
 	}
+
+	public function verify(OpenPGP\Message $data)
+	{
+		$verify = new OpenPGP\Crypt\RSA($this->key);
+		return $verify->verify($data);
+	}
 }