hotfix(attachments):PAUB-3205 strict_encode, not encode

lib/paubox/format_helper.rb

@@ -9,13 +9,13 @@ module FormatHelper
     def base64_encoded?(value)
       return false unless value.is_a?(String)
 
-      !value.strip.match(BASE64_REGEX).nil?
+      Base64.strict_encode64(Base64.decode64(value)) == value
     end
 
     def base64_encode_if_needed(str)
       return str if base64_encoded?(str.to_s)
 
-      Base64.encode64(str.to_s)
+      Base64.strict_encode64(str.to_s)
     end
 
     # Converts hash keys to strings and maps them to expected JSON key.

lib/paubox/mail_to_message.rb

@@ -21,6 +21,7 @@ def send_message_payload
     private
 
     def build_attachments
+      puts 'MailToMessage build_attachments'
       attachments = mail.attachments
       return [] if attachments.empty?
 
@@ -88,7 +89,7 @@ def convert_binary_to_base64(f)
       file = Tempfile.new(encoding: 'ascii-8bit')
       file.write(f)
       file.rewind
-      Base64.encode64(file.read)
+      Base64.strict_encode64(file.read.delete("\n"))
     end
   end
 end

lib/paubox/message.rb

@@ -29,7 +29,7 @@ def send_message_payload
     def add_attachment(file_path)
       @packaged_attachments << { filename: file_path.split('/').last,
                                  content_type: `file --b --mime-type #{file_path}`.chomp,
-                                 content: Base64.encode64(File.read(file_path)) }
+                                 content: Base64.strict_encode64(File.read(file_path)) }
     end
 
     def attachments
@@ -46,7 +46,7 @@ def build_attachments(args)
       return (@packaged_attachments = []) if args.to_a.empty?
 
       args.each do |a|
-        a[:content] = base64_encode_if_needed(a[:content])
+        a[:content] = base64_encode_if_needed(("#{a[:content]}").delete("\n"))
         @packaged_attachments << a
       end
       @packaged_attachments

lib/paubox/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Paubox
-  VERSION = '0.3.2'
+  VERSION = '0.4.6'
 end

spec/helpers/mail_helper.rb

@@ -63,7 +63,7 @@ def message_with_attachments(args = {})
     def base64_encode_if_needed(str)
       return str if base64_encoded?(str.to_s)
 
-      Base64.encode64(str.to_s)
+      Base64.strict_encode64(str.to_s)
     end
   end
 end

spec/helpers/message_helper.rb

@@ -55,13 +55,13 @@ def message_with_template_args(args = {})
     def base64_encoded?(value)
       return false unless value.is_a?(String)
 
-      !value.strip.match(BASE64_REGEX).nil?
+      Base64.strict_encode64(Base64.decode64(value)) == value
     end
 
     def base64_encode_if_needed(str)
       return str if base64_encoded?(str.to_s)
 
-      Base64.encode64(str.to_s)
+      Base64.strict_encode64(str.to_s)
     end
   end
 end