From 281edce6db8accc7d4a0e9ab01892631d9d0ebc3 Mon Sep 17 00:00:00 2001 From: Pratik Naik Date: Tue, 20 May 2008 20:50:46 +0100 Subject: Ensure nil to '' doesn't get recorded by dirty for nullable integer columns. [#150 state:resolved] [Jason Dew, Pratik] --- activerecord/lib/active_record/dirty.rb | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'activerecord/lib') diff --git a/activerecord/lib/active_record/dirty.rb b/activerecord/lib/active_record/dirty.rb index 6034963811..49f1204fa1 100644 --- a/activerecord/lib/active_record/dirty.rb +++ b/activerecord/lib/active_record/dirty.rb @@ -117,14 +117,7 @@ module ActiveRecord # The attribute already has an unsaved change. unless changed_attributes.include?(attr) old = clone_attribute_value(:read_attribute, attr) - - # Remember the original value if it's different. - typecasted = if column = column_for_attribute(attr) - column.type_cast(value) - else - value - end - changed_attributes[attr] = old unless old == typecasted + changed_attributes[attr] = old if field_changed?(attr, old, value) end # Carry on. @@ -138,5 +131,20 @@ module ActiveRecord update_without_dirty end end + + def field_changed?(attr, old, value) + if column = column_for_attribute(attr) + if column.type == :integer && column.null && old.nil? + # For nullable integer columns, NULL gets stored in database for blank (i.e. '') values. + # Hence we don't record it as a change if the value changes from nil to ''. + value = nil if value.blank? + else + value = column.type_cast(value) + end + end + + old != value + end + end end -- cgit v1.2.3 From 19d7b1d22bd68af00244ddc3e1f35cec187e9120 Mon Sep 17 00:00:00 2001 From: Pratik Naik Date: Wed, 21 May 2008 10:46:28 +0100 Subject: Verbose ActiveRecord::AssociationTypeMismatch exception message. [#189 state:resolved] --- activerecord/lib/active_record/associations/association_proxy.rb | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'activerecord/lib') diff --git a/activerecord/lib/active_record/associations/association_proxy.rb b/activerecord/lib/active_record/associations/association_proxy.rb index ec16af3897..11c64243a2 100644 --- a/activerecord/lib/active_record/associations/association_proxy.rb +++ b/activerecord/lib/active_record/associations/association_proxy.rb @@ -210,7 +210,8 @@ module ActiveRecord def raise_on_type_mismatch(record) unless record.is_a?(@reflection.klass) - raise ActiveRecord::AssociationTypeMismatch, "#{@reflection.klass} expected, got #{record.class}" + message = "#{@reflection.class_name}(##{@reflection.klass.object_id}) expected, got #{record.class}(##{record.class.object_id})" + raise ActiveRecord::AssociationTypeMismatch, message end end -- cgit v1.2.3 From 262d23d763c05bbe5f433a99cb9f02e48a8cdd4a Mon Sep 17 00:00:00 2001 From: Ryan Bates Date: Wed, 21 May 2008 08:27:20 -0700 Subject: ActiveRecord::Base#reload should clear dirty attributes. [#231 state:resolved] Signed-off-by: Pratik Naik --- activerecord/lib/active_record/dirty.rb | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'activerecord/lib') diff --git a/activerecord/lib/active_record/dirty.rb b/activerecord/lib/active_record/dirty.rb index 49f1204fa1..8fdc763292 100644 --- a/activerecord/lib/active_record/dirty.rb +++ b/activerecord/lib/active_record/dirty.rb @@ -40,6 +40,7 @@ module ActiveRecord base.alias_method_chain :save, :dirty base.alias_method_chain :save!, :dirty base.alias_method_chain :update, :dirty + base.alias_method_chain :reload, :dirty base.superclass_delegating_accessor :partial_updates base.partial_updates = false @@ -84,6 +85,13 @@ module ActiveRecord status end + # reload the record and clears changed attributes. + def reload_with_dirty(*args) #:nodoc: + record = reload_without_dirty(*args) + changed_attributes.clear + record + end + private # Map of change attr => original value. def changed_attributes -- cgit v1.2.3