Fix PHP 8.2 deprecation errors

Author: ishanvyas22

lib/openpgp.php

@@ -538,7 +538,7 @@ function body() {
   }
 
   function header_and_body() {
-    $body = $this->body(); // Get body first, we will need it's length
+    $body = $this->body() ?? ''; // Get body first, we will need it's length
     $tag = chr($this->tag | 0xC0); // First two bits are 1 for new packet format
     $size = chr(255).pack('N', strlen($body)); // Use 5-octet lengths
     return array('header' => $tag.$size, 'body' => $body);
@@ -616,6 +616,10 @@ function read_bytes($count = 1) {
 class OpenPGP_AsymmetricSessionKeyPacket extends OpenPGP_Packet {
   public $version, $keyid, $key_algorithm, $encrypted_data;
 
+  public $input;
+
+  public $length;
+
   function __construct($key_algorithm='', $keyid='', $encrypted_data='', $version=3) {
     parent::__construct();
     $this->version = $version;
@@ -665,6 +669,10 @@ class OpenPGP_SignaturePacket extends OpenPGP_Packet {
   public $version, $signature_type, $hash_algorithm, $key_algorithm, $hashed_subpackets, $unhashed_subpackets, $hash_head;
   public $trailer; // This is the literal bytes that get tacked on the end of the message when verifying the signature
 
+  public $input;
+
+  public $length;
+
   function __construct($data=NULL, $key_algorithm=NULL, $hash_algorithm=NULL) {
     parent::__construct();
     $this->version = 4; // Default to version 4 sigs
@@ -941,6 +949,10 @@ static function class_for($tag) {
 }
 
 class OpenPGP_SignaturePacket_Subpacket extends OpenPGP_Packet {
+  public $input;
+
+  public $length;
+
   function __construct($data=NULL) {
     parent::__construct($data);
     $this->tag = array_search(substr(substr(get_class($this), 8+16), 0, -6), OpenPGP_SignaturePacket::$subpacket_types);
@@ -1199,6 +1211,8 @@ function body() {
 }
 
 class OpenPGP_SignaturePacket_KeyFlagsPacket extends OpenPGP_SignaturePacket_Subpacket {
+  public $flags;
+
   function __construct($flags=array()) {
     parent::__construct();
     $this->flags = $flags;
@@ -1286,6 +1300,10 @@ function header_and_body() {
 class OpenPGP_SymmetricSessionKeyPacket extends OpenPGP_Packet {
   public $version, $symmetric_algorithm, $s2k, $encrypted_data;
 
+  public $input;
+
+  public $length;
+
   function __construct($s2k=NULL, $encrypted_data='', $symmetric_algorithm=9, $version=3) {
     parent::__construct();
     $this->version = $version;
@@ -1314,6 +1332,11 @@ function body() {
  */
 class OpenPGP_OnePassSignaturePacket extends OpenPGP_Packet {
   public $version, $signature_type, $hash_algorithm, $key_algorithm, $key_id, $nested;
+
+  public $input;
+
+  public $length;
+
   function read() {
     $this->version = ord($this->read_byte());
     $this->signature_type = ord($this->read_byte());
@@ -1348,6 +1371,10 @@ class OpenPGP_PublicKeyPacket extends OpenPGP_Packet {
   public $key, $key_id, $fingerprint;
   public $v3_days_of_validity;
 
+  public $input;
+
+  public $length;
+
   function __construct($key=array(), $algorithm='RSA', $timestamp=NULL, $version=4) {
     parent::__construct();
 
@@ -1544,6 +1571,10 @@ function body() {
  * @see http://tools.ietf.org/html/rfc4880#section-12
  */
 class OpenPGP_PublicSubkeyPacket extends OpenPGP_PublicKeyPacket {
+  public $input;
+
+  public $length;
+
   // TODO
 }
 
@@ -1642,6 +1673,10 @@ class OpenPGP_CompressedDataPacket extends OpenPGP_Packet implements IteratorAgg
   /* see http://tools.ietf.org/html/rfc4880#section-9.3 */
   static $algorithms = array(0 => 'Uncompressed', 1 => 'ZIP', 2 => 'ZLIB', 3 => 'BZip2');
 
+  public $input;
+
+  public $length;
+
   function __construct($m=NULL, $algorithm=1) {
     parent::__construct();
     $this->algorithm = $algorithm;
@@ -1730,6 +1765,10 @@ function offsetUnset($offset) {
  * @see http://tools.ietf.org/html/rfc4880#section-5.7
  */
 class OpenPGP_EncryptedDataPacket extends OpenPGP_Packet {
+  public $input;
+
+  public $length;
+
   function read() {
     $this->data = $this->input;
   }
@@ -1756,6 +1795,10 @@ class OpenPGP_MarkerPacket extends OpenPGP_Packet {
 class OpenPGP_LiteralDataPacket extends OpenPGP_Packet {
   public $format, $filename, $timestamp;
 
+  public $input;
+
+  public $length;
+
   function __construct($data=NULL, $opt=array()) {
     parent::__construct();
     $this->data = $data;
@@ -1800,6 +1843,10 @@ function body() {
  * @see http://tools.ietf.org/html/rfc4880#section-5.10
  */
 class OpenPGP_TrustPacket extends OpenPGP_Packet {
+  public $input;
+
+  public $length;
+
   function read() {
     $this->data = $this->input;
   }
@@ -1818,6 +1865,10 @@ function body() {
 class OpenPGP_UserIDPacket extends OpenPGP_Packet {
   public $name, $comment, $email;
 
+  public $input;
+
+  public $length;
+
   function __construct($name='', $comment='', $email='') {
     parent::__construct();
     if(!$comment && !$email) {
@@ -1880,6 +1931,10 @@ function body() {
 class OpenPGP_UserAttributePacket extends OpenPGP_Packet {
   public $packets;
 
+  public $input;
+  
+  public $length;
+
   // TODO
 }
 
@@ -1891,6 +1946,10 @@ class OpenPGP_UserAttributePacket extends OpenPGP_Packet {
 class OpenPGP_IntegrityProtectedDataPacket extends OpenPGP_EncryptedDataPacket {
   public $version;
 
+  public $input;
+
+  public $length;
+
   function __construct($data='', $version=1) {
     parent::__construct();
     $this->version = $version;