Add disk usage. need to fix change_directory function

app/helpers/application_helper.rb

@@ -51,4 +51,21 @@ module ApplicationHelper
         return volumes
     end
 
+    def files(dir)
+        files = Array.new
+        file = Hash.new
+        output = `ls #{dir} -l`.split("\n")
+        output.each do |t|
+            next if t.equal? output.first
+            s = t.split(" ")
+            file["auth"] = s[0]
+            file["size"] = s[4]
+            file["date"] = s[5] + " " + s[6] + " " + s[7]
+            file["name"] = s[8]
+            files << file
+            file = Hash.new
+        end
+        return files
+    end
+
 end

app/helpers/home_helper.rb

@@ -1,3 +1,28 @@
 module HomeHelper
 
+    def get_du(dir)
+        du = Array.new
+        du_each = Hash.new
+        command = String.new
+        if dir.eql? "/"
+            command = "sudo df /"
+            s = `#{command}`.split("\n")[1].split(" ")
+            avail = s[2].to_f + s[3].to_f
+        else
+            command << "sudo du -s #{dir}"
+            avail = `#{command}`.split(" ")[0].to_f
+        end
+
+        command << "sudo du -s #{dir}/*"
+        puts command
+        output = `#{command}`.split("\n")
+        output.each do |t|
+            du_each['usage'] = t.split(" ")[0].to_f / avail
+            du_each['file_name'] = t.split(" ")[1].split("/").last
+            du << du_each
+            du_each = Hash.new
+        end
+        return du
+    end
+
 end