obfuscation.rb in gmail-0.7.0

- old
+ new
@@ -1,52 +1,49 @@
-require 'base64'
-require 'yaml'
-
-# Lightweight obfuscation wrapper used to obfuscate account.yml file.
-#
-# CAUTION; this is not intended to be a robust security mechanism. It is simple
-# obfuscation (security through obscurity). There's no strong reason why we couldn't
-# store the credentials in clear text, but just taking an extra step to prevent trouble.
-
-module Spec
-  module Obfuscation
-    def encrypt(data)
-      rot13(Base64.encode64(data))
-    end
-
-    def decrypt(data)
-      Base64.decode64(rot13(data))
-    end
-
-    def rot13(data)
-      data.tr!("A-Za-z", "N-ZA-Mn-za-m")
-    end
-
-    def encrypt_file(file)
-      data = read_if_exist!(file)
-      begin
-        File.open("#{file}.obfus", 'w') { |file| file.write(encrypt(data)) }
-      rescue Exception => e
-        raise "Unable to encrypt #{file}"
-      end
-    end
-
-    def decrypt_file(file)
-      data = read_if_exist!(file)
-      begin
-        return ::YAML::load(decrypt(data))
-      rescue Exception => e
-        raise "Unable to decrypt #{file}"
-      end
-    end
-
-    def read_if_exist!(file)
-      if File.exist?(file)
-        IO.read(file)
-      else
-        raise "File not found #{file}"
-      end
-    end
-
-    extend self
-  end
-end
+require 'base64'
+require 'yaml'
+
+# Lightweight obfuscation wrapper used to obfuscate account.yml file.
+#
+# CAUTION; this is not intended to be a robust security mechanism. It is simple
+# obfuscation (security through obscurity). There's no strong reason why we couldn't
+# store the credentials in clear text, but just taking an extra step to prevent trouble.
+
+module Spec
+  module Obfuscation
+    def encrypt(data)
+      rot13(Base64.encode64(data))
+    end
+
+    def decrypt(data)
+      Base64.decode64(rot13(data))
+    end
+
+    def rot13(data)
+      data.tr!("A-Za-z", "N-ZA-Mn-za-m")
+    end
+
+    def encrypt_file(file)
+      data = read_if_exist!(file)
+      begin
+        File.open("#{file}.obfus", 'w') { |file| file.write(encrypt(data)) }
+      rescue Exception => e
+        raise "Unable to encrypt #{file}"
+      end
+    end
+
+    def decrypt_file(file)
+      data = read_if_exist!(file)
+      begin
+        return ::YAML::load(decrypt(data))
+      rescue Exception => e
+        raise "Unable to decrypt #{file}"
+      end
+    end
+
+    def read_if_exist!(file)
+      return IO.read(file) if File.exist?(file)
+      raise "File not found #{file}"
+    end
+
+    extend self
+  end
+end