util.rb in onering-client-0.0.76

- old
+ new

@@ -3,9 +3,33 @@
     module String
       def nil_empty
         return nil if (self.strip.chomp.empty? rescue true)
         self.strip.chomp
       end
+
+      def to_bytes
+        case self
+        when /^\s*([\d\.]+)\s*([KMGTPEZY]?)([Bb])\s*$/
+          power = case $2
+          when 'K' then 1
+          when 'M' then 2
+          when 'G' then 3
+          when 'T' then 4
+          when 'P' then 5
+          when 'E' then 6
+          when 'Z' then 7
+          when 'Y' then 8
+          else 0
+          end
+
+          num = (Integer($1) rescue Float($1))
+          div = ($3 == 'b' ? 8 : 1)
+
+          return ((num * (1024 ** power)) / div)
+        else
+          return nil
+        end
+      end
     end
 
     extend self
 
 
\ No newline at end of file