parser.rb in combine_pdf-1.0.23

- old
+ new

@@ -31,11 +31,11 @@
     # the info and root objects, as found (if found) in the PDF file.
     #
     # they are mainly to used to know if the file is (was) encrypted and to get more details.
     attr_reader :info_object, :root_object, :names_object, :forms_object, :outlines_object, :metadata
 
-    attr_reader :allow_optional_content
+    attr_reader :allow_optional_content, :raise_on_encrypted
     # when creating a parser, it is important to set the data (String) we wish to parse.
     #
     # <b>the data is required and it is not possible to set the data at a later stage</b>
     #
     # string:: the data to be parsed, as a String object.
@@ -56,10 +56,11 @@
       @strings_dictionary = {}.dup # all strings are one string
       @resolution_hash = {}.dup
       @version = nil
       @scanner = nil
       @allow_optional_content = options[:allow_optional_content]
+      @raise_on_encrypted = options[:raise_on_encrypted]
     end
 
     # parse the data in the new parser (the data already set through the initialize / new method)
     def parse
       return [] if @string_to_parse.empty?
@@ -94,9 +95,10 @@
       if @root_object == {}.freeze
         raise ParsingError, 'root is unknown - cannot determine if file is Encrypted'
       end
 
       if @root_object[:Encrypt]
+        raise EncryptionError, 'the file is encrypted' if @raise_on_encrypted
         # change_references_to_actual_values @root_object
         warn 'PDF is Encrypted! Attempting to decrypt - not yet fully supported.'
         decryptor = PDFDecrypt.new @parsed, @root_object
         decryptor.decrypt
         # do we really need to apply to @parsed? No, there is no need.