'Disable cache' option

static/coffee/screenly-ose.coffee

@@ -63,6 +63,7 @@ class EditAssetView extends Backbone.View
     (@$ 'input.time').timepicker
       minuteStep: 5, showInputs: yes, disableFocus: yes, showMeridian: yes
 
+    (@$ 'input[name="nocache"]').prop 'checked', @model.get 'nocache'
     (@$ '.modal-header .close').remove()
     (@$el.children ":first").modal()
     @model.bind 'change', @render
@@ -78,6 +79,9 @@ class EditAssetView extends Backbone.View
       (@$ '#modalLabel').text "Edit Asset"
       (@$ '.asset-location').hide(); (@$ '.asset-location.edit').show()
 
+    has_nocache = ((@$ '#tab-uri').hasClass 'active') and (@model.get 'mimetype') is 'image'
+    (@$ '.nocache').toggle has_nocache
+
     (@$ '.duration').toggle ((@model.get 'mimetype') != 'video')
     @clickTabNavUri() if (@model.get 'mimetype') == 'webpage'
 
@@ -116,6 +120,7 @@ class EditAssetView extends Backbone.View
     e.preventDefault()
     @viewmodel()
     save = null
+    @model.set 'nocache', if (@$ 'input[name="nocache"]').prop 'checked' then 1 else 0
     if (@$ '#tab-file_upload').hasClass 'active'
       if not @$fv 'name'
         @$fv 'name', get_filename @$fv 'file_upload'
@@ -135,13 +140,11 @@ class EditAssetView extends Backbone.View
 
     (@$ 'input, select').prop 'disabled', on
     save.done (data) =>
-      isNew = @model.isNew()
-      default_duration = @model.get 'duration'
       @model.id = data.asset_id
       @collection.add @model if not @model.collection
       (@$el.children ":first").modal 'hide'
       _.extend @model.attributes, data
-      @model.collection.add @model if isNew
+      @model.collection.add @model unless @edit
     save.fail =>
       (@$ '.progress').hide()
       (@$ 'input, select').prop 'disabled', off

views/index.haml

@@ -134,6 +134,15 @@
                 .controls
                   %input.span1(type="number", name="duration")
                   seconds
+              .control-group.nocache
+                %label.control-label Disable cache
+                .controls
+                  %label.nocache-toggle.checkbox.toggle.well
+                    %input(type="checkbox", name="nocache")
+                    %p
+                      %span.on Yes
+                      %span.off No
+                    %a.slide-button.btn.btn-primary
 
           .modal-footer
             .pull-left.progress.progress-striped.active(style="display:none")