lib/parsel.rb in parsel-0.3.0 vs lib/parsel.rb in parsel-1.0.0

@@ -1,16 +1,25 @@
-require 'openssl'
-require 'base64'
-require 'json'
-require 'parsel/marshal'
-require 'parsel/json'
-require 'parsel/version'
+require "securerandom"
+require "openssl"
+require "base64"
+require "json"
+require "parsel/marshal"
+require "parsel/json"
+require "parsel/version"
 
 module Parsel
-  DEFAULT_IV = 'f89209ffcdd1a225'.freeze
-  CIPHER = 'AES-256-CBC'.freeze
+  DEFAULT_IV = "f89209ffcdd1a225".freeze
+  CIPHER = "AES-256-CBC".freeze
 
+  def self.print_deprecation_message
+    warn <<~TEXT
+      `parsel` is no longer supported. Use at your own risk.
+      Called from #{caller[1]}
+
+    TEXT
+  end
+
   def self.default_iv=(iv)
     @default_iv = iv
   end
 
   def self.default_iv
@@ -18,14 +27,16 @@
   end
 
   self.default_iv = DEFAULT_IV
 
   def self.encrypt(*args)
+    Parsel.print_deprecation_message
     encode cipher(:encrypt, *expand_args(args))
   end
 
   def self.decrypt(*args)
+    Parsel.print_deprecation_message
     key, iv, data = expand_args(args)
     cipher(:decrypt, key, iv, decode(data))
   rescue Exception
     false
   end
@@ -43,17 +54,19 @@
 
   private
   def self.cipher(mode, key, iv, data)
     cipher = OpenSSL::Cipher.new(CIPHER).public_send(mode)
     cipher.key = Digest::SHA256.digest(key)
-    cipher.iv = iv
+    cipher.iv = iv[0...cipher.iv_len]
     cipher.update(data) + cipher.final
   end
 
   def self.encode(data)
-    Base64.encode64(data).gsub(/\n/, '')
+    Base64.encode64(data).gsub(/\n/, "")
   end
 
   def self.decode(data)
     Base64.decode64(data)
   end
 end
+
+Parsel.print_deprecation_message