Fix issue with 7.4

paycoreio · Aug 27, 2020 · ed8d3bd · ed8d3bd
1 parent 43615fa
commit ed8d3bd
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Showing 3 changed files with 16 additions and 9 deletions.
diff --git a/src/Encryptors/AES192Encryptor.php b/src/Encryptors/AES192Encryptor.php
@@ -34,9 +34,11 @@ public function __construct($key)
     {
         $this->secretKey = md5($key);
         $this->encryptMethod = sprintf('%s-%s', self::METHOD_NAME, self::ENCRYPT_MODE);
-        $this->initializationVector = openssl_random_pseudo_bytes(
-            openssl_cipher_iv_length($this->encryptMethod)
-        );
+        $length = openssl_cipher_iv_length($this->encryptMethod);
+
+        if (0 !== (int)$length) {
+            $this->initializationVector = openssl_random_pseudo_bytes($length);
+        }
     }
 
     /**

diff --git a/src/Encryptors/AES256Encryptor.php b/src/Encryptors/AES256Encryptor.php
@@ -34,9 +34,12 @@ public function __construct($key)
     {
         $this->secretKey = md5($key);
         $this->encryptMethod = sprintf('%s-%s', self::METHOD_NAME, self::ENCRYPT_MODE);
-        $this->initializationVector = openssl_random_pseudo_bytes(
-            openssl_cipher_iv_length($this->encryptMethod)
-        );
+        $length = openssl_cipher_iv_length($this->encryptMethod);
+
+        if (0 !== (int)$length) {
+            $this->initializationVector = openssl_random_pseudo_bytes($length);
+        }
+
     }
 
     /**

diff --git a/src/Encryptors/VariableEncryptor.php b/src/Encryptors/VariableEncryptor.php
@@ -27,9 +27,11 @@ class VariableEncryptor implements EncryptorInterface
     public function __construct($key)
     {
         $this->secretKey = md5($key);
-        $this->initializationVector = openssl_random_pseudo_bytes(
-            openssl_cipher_iv_length(self::ENCRYPT_METHOD)
-        );
+        $length = openssl_cipher_iv_length(self::ENCRYPT_METHOD);
+
+        if (0 !== (int)$length) {
+            $this->initializationVector = openssl_random_pseudo_bytes($length);
+        }
     }
 
     /**