Start of readonly column changes

lib/active_scaffold/config/core.rb

@@ -101,6 +101,10 @@ def label(options={})
     # STI children models, use an array of model names
     attr_accessor :sti_children
 
+
+    #Set an entire controller readonly
+    attr_accessor :readonly
+
     ##
     ## internal usage only below this point
     ## ------------------------------------

lib/active_scaffold/data_structures/column.rb

@@ -73,6 +73,10 @@ def update_columns=(column_names)
     cattr_accessor :send_form_on_update_column
     attr_accessor :send_form_on_update_column
 
+    # mark the column as readonly, this disables it in the update/create forms
+    cattr_accessor :readonly
+    attr_accessor :readonly
+
     # sorting on a column can be configured four ways:
     #   sort = true               default, uses intelligent sorting sql default
     #   sort = false              sometimes sorting doesn't make sense
@@ -342,6 +346,22 @@ def number_to_native(value)
       end
     end
 
+    def readonly=(roval)
+      @readonly = roval
+      if roval
+        #if this is an association and it is flagged as readonly
+	#disable the bits of the form that relate to adding new 
+	#members
+        @allow_add_existing = false
+	@show_blank_record = false
+      end
+    end
+
+    def readonly
+      self.class.readonly || @readonly
+    end
+
+
     protected
 
     def initialize_sort

lib/active_scaffold/helpers/form_column_helpers.rb

@@ -5,13 +5,30 @@ module FormColumnHelpers
       # This method decides which input to use for the given column.
       # It does not do any rendering. It only decides which method is responsible for rendering.
       def active_scaffold_input_for(column, scope = nil, options = {})
-        options = active_scaffold_input_options(column, scope, options)
-        options = update_columns_options(column, scope, options)
-        active_scaffold_render_input(column, options)
+        if column.readonly || @record.readonly?
+	  active_scaffold_readonly_column_string(@record.send column.name)
+	else
+          options = active_scaffold_input_options(column, scope, options)
+          options = update_columns_options(column, scope, options)
+          active_scaffold_render_input(column, options)
+	end
       end
 
       alias form_column active_scaffold_input_for
 
+
+      def active_scaffold_readonly_column_string(col_val)
+	return nil unless col_val
+	if col_val.respond_to? :to_label
+          col_val.to_label
+	elsif col_val.is_a? Array
+          col_value.map {|v| active_scaffold_readonly_column_string(v)}.join(',')
+	else
+          col_val.to_s
+	end
+      end
+
+
       def active_scaffold_render_input(column, options)
         begin
           # first, check if the dev has created an override for this specific field