stop the double checking of mime type if csv or xml extraction fails.…

… relates to #1820

lib/seek/content_extraction.rb

@@ -78,27 +78,17 @@ def extract_text_from_pdf
 
     def to_csv(sheet = 1, trim = false)
       return '' unless is_excel?
-      begin
-        spreadsheet_to_csv(filepath, sheet, trim, Seek::Config.jvm_memory_allocation)
-      rescue SysMODB::SpreadsheetExtractionException
-        to_csv(sheet, trim) if double_check_mime_type
-      end
+
+      spreadsheet_to_csv(filepath, sheet, trim, Seek::Config.jvm_memory_allocation)
+
     end
 
     def extract_csv()
       File.read(filepath)
     end
 
     def to_spreadsheet_xml
-      begin
-        spreadsheet_to_xml(filepath, Seek::Config.jvm_memory_allocation)
-      rescue SysMODB::SpreadsheetExtractionException=>e
-        if double_check_mime_type
-          to_spreadsheet_xml
-        else
-          raise e
-        end
-      end
+      spreadsheet_to_xml(filepath, Seek::Config.jvm_memory_allocation)
     end
 
     private