Merge pull request #47 from malithsen/gzip-tar

gzip tar #41

README.md

@@ -101,6 +101,7 @@ The following is a non-exhaustive list of things you can do:
     betty uncompress something.tar.gz
     betty unarchive something.tar.gz to somedir
     (You can use unzip, unarchive, untar, uncompress, and expand interchangeably.)
+    betty compress /path/to/dir
 
     iTunes
     betty mute itunes

lib/internet.rb

@@ -31,6 +31,19 @@ def self.uncompress(command)
       }
     end
   end
+
+  def self.compress(command)
+    match = command.match(/^(?:zip|archive|tar gzip|gzip tar|compress)\s+([^\s]+)(\s+(?:directory|dir|folder|path))?$/i)
+
+    if match
+      what_file = match[1].strip
+
+      {
+        :command => "cd #{what_file}; tar -czvf #{what_file}.tar.gz *"
+        :explanation => "Compress the contents of #{what_file} directory, outputting the compressed file to parent directory"
+      }
+    end
+  end
 
   def self.interpret(command)
     responses = []
@@ -40,6 +53,9 @@ def self.interpret(command)
 
     uncompress_command = self.uncompress(command)
     responses << uncompress_command if uncompress_command
+
+    compress_command = self.compress(command)
+    responses << compress_command if compress_command
 
     responses
   end