Modified sample_sms.txt to be subbed into in a sane way. Added ability to set context, due date, and show_from date from within an emailed message.

app/models/sms_gateway.rb

@@ -25,9 +25,38 @@ class SMSGateway < ActionMailer::Base
       end
     end
 
-    unless user.todos.find(:first, :conditions => {:description => description})
     # stupid T-Mobile often sends the same message multiple times
-      todo = user.todos.create(:context => context, :description => description, :notes => notes)
+    return if user.todos.find(:first, :conditions => {:description => description})
+
+    # parse context
+    context_data = description.match(/^([^ ]*): (.*)/)
+    if context_data
+      context_name = context_data[1]
+      custom_context = user.contexts.find(:first, :conditions => {:name => context_name})
+      if custom_context
+        context = custom_context
+        description = context_data[2]
+      end
     end
+
+    # parse due date
+    due_regex = / ?due:([0-9\/-]{3,})/
+    due_date = description.match(due_regex)[1] rescue nil
+    if due_date
+      #strip from description
+      description.sub!(due_regex, '').strip!
+    end
+
+    # parse due date
+    show_regex = / ?show:([0-9\/-]{3,})/
+    show_date = description.match(show_regex)[1] rescue nil
+    if show_date
+      #strip from description
+      description.sub!(show_regex, '').strip!
+    end
+
+    # p "creating todo with description '#{description}', show from #{show_date}, context #{context.name}"
+    todo = user.todos.create(:context => context, :description => description, :notes => notes, :due => due_date, :show_from => show_date)
+    # p todo.validate
   end
 end